SOUTH ANDROID SURVSTAR

OPERATION GUIDE
 Contents
Chapter 1 Installation & Uninstallation .................................................................................... 6

1-1 Installation........................................................................................................................ 6

1-2 Uninstallation .................................................................................................................. 7

Chapter 2 Main Interface ............................................................................................................. 8

2-1 Introduction...................................................................................................................... 8

2-2 General Information ....................................................................................................... 8

Chapter 3 Project.......................................................................................................................... 13

3-1 Project Manager ............................................................................................................ 13

3-2 Project Data Manager .................................................................................................. 21

3-3 Coordinate System ....................................................................................................... 26

3-4 Base Calibration............................................................................................................ 44

3-5 Points Database ............................................................................................................. 55

3-6 Point Export ................................................................................................................... 72

3-7 APP Settings .................................................................................................................. 73

3-8 About Software ............................................................................................................. 77

Chapter 4 Device.......................................................................................................................... 79

4-1 Communication ............................................................................................................. 79

4-2 Rover Mode ................................................................................................................... 86

4-2-1 Rover-No Datalink ........................................................................................... 89

4-2-2 Rover-Internal UHF ......................................................................................... 89

4-2-3 Rover-External Radio ...................................................................................... 91

 4-2-4 Rover-Bluetooth Data Link ............................................................................ 92

4-2-5 Rover-Receiver Network ................................................................................ 95

4-3 Base Mode...................................................................................................................... 97

4-3-1 Base-No Datalink .......................................................................................... 101

4-3-2 Base-Internal UHF ........................................................................................ 102

4-3-3 Base-Cellular Network ................................................................................. 104

4-3-4 Base-External Radio ..................................................................................... 107

4-4 Static Mode ................................................................................................................. 107

4-5 Device Info.................................................................................................................. 111

4-6 Device Register .......................................................................................................... 112

4-7 Advanced Setting ....................................................................................................... 113

Chapter 5 Survey....................................................................................................................... 114

5-1 Point Survey................................................................................................................ 114

5-2 Detail Survey .............................................................................................................. 125

5-3 Point Stakeout ............................................................................................................ 126

5-4 Line Stakeout .............................................................................................................. 131

5-5 CAD .............................................................................................................................. 134

5-6 PPK Survey ................................................................................................................. 138

5-7 Elevation Control....................................................................................................... 141

5-8 GIS Survey .................................................................................................................. 146

5-9 Sea Survey................................................................................................................... 151

5-10 Line Construction Stakeout .................................................................................. 151

 5-11 Line Pointwise Stakeout ........................................................................................ 152

5-12 Cross-section Survey .............................................................................................. 152

5-13 Cross-section Stakeout ........................................................................................... 152

Chapter 6 Tools.......................................................................................................................... 153

6-1 Localization ................................................................................................................ 153

6-2 Coordinate Converter ............................................................................................... 160

6-3 Angle Converter ......................................................................................................... 164

6-4 Perimeter and Area .................................................................................................... 165

6-5 COGO .......................................................................................................................... 170

6-5-1 Coordinate Inverse ........................................................................................ 171

6-5-2 Offset Distance/Angle .................................................................................. 172

6-5-3 Slope Distance ................................................................................................ 173

6-5-4 Angle Calculation .......................................................................................... 174

6-5-5 Intersection ...................................................................................................... 175

6-5-6 Resection ......................................................................................................... 176

6-5-7 Forward Intersection ..................................................................................... 177

6-5-8 Coordinate Traverse ...................................................................................... 178

6-5-9 Offset Point ..................................................................................................... 179

6-5-10 Divide Line Equally.................................................................................... 180

6-5-11 Circle Center ................................................................................................. 181

6-5-12 Traverse Calculation(2 Pts direction) ..................................................... 182

6-6 FTP Share .................................................................................................................... 183

6-7 File Share..................................................................................................................... 185

6-8 Post-Process Points ................................................................................................... 186

Chapter 1 Installation & Uninstallation

1-1 Installation

1. Copy the APK installation file into android device.

2. Find the APK installation file in android device and click it to start install SurvStar.
1-2 Uninstallation

Find the SurvStar icon in android device, and long press it, and then click Uninstall, the
system will uninstall it.
Chapter 2 Main Interface

2-1 Introduction

Below is the main interface of SurvStar, it includes: general information at the top,
function modules at the bottom and grid function buttons in the middle.

2-2 General Information

Below is the general information bar, where we can see the current project’s name,
satellites and coordinates information.
Click , we will enter to About Software page. In that page, we can check the
version of SurvStar, register the SurvStar and check new version.

This is the name of current project.

Solution status: includes Single, Float, Differential and Fixed.

Age1: current differential delay is 1.
e.g., Single, 0, current solution is single, and differential delay is 0.
Fixed, 1: current solution is fixed, and differential delay is 1.
36/42: current number of satellites which used to solution, and the total tracked
satellites number.
Click , we will enter to Communication page. In that page, we can search the
device and pair with it.
Click , we will enter to SAT Information page. In that page, we can check the

position information, accuracy, base position, SAT skylot, SNR and SAT list.
Click , we will enter to Main Interface Style page. In that page, we can change

the main interface style and turn on/off the functions.

Grid List Simple

Chapter 3 Project

3-1 Project Manager

Search, Open and Delete Project:

The Project is saved in the default path: Internal storage/SurvStar/ProjectData. There
are projects that we created before in Project List. We can search the project in the
device by field search.
Choose the project we want to open, and Click Open, then the project chosen will be
opened.

Hold down the project to be deleted for 1 second, the toolbar below will display the
delete button, click Delete, and this project will be delected.
When we use SurvStar for the first time, we need to create a project that including the
basic information such as project name, operator and coordinate system type.

New Project:
1.Click New to the page that can create a new project.
2.Input the Project Name. The default project name is named after the day when the
project was created, such as 20220321. This information is necessary. If we forget to
input the Project Name, it will show the tips.

3.Choose the coordinate system type. There are three types we can choose: Previous
Project Parameters, Local Coordinate Parameters and RTCM1021~1027 Parameters.
4.Input the other information of the project.
Import Project:
If we have the existing project file (*.configure), we can import that file to apply the
information to the current project.
1.Click Import to the page of Import Project.

2.Find the project folder and choose the project file (*.configure) saved before, and
click OK. Then the project file will be opened.
Export Project:
1.Click Export to the page of Export Project.

2.Choose the path that we want to save the project file. Click OK. Then the project will
be saved.
Project Details:
1.Choose the current project, and Click Details.

2.We can find the project information, such as Project Name, Coordinate System type
and so on.
3-2 Project Data Manager

With that function we can manage the surveyed data. We can create, import, delete and
change the surveyed data.
New Project Data:
1.Click New.

2.Input the name of the new project data and click OK.
3.The new project data created successfully.

Import Project Data:

We can import the project data from the file (*. data).
1.Click Import.
2.Find the correct location of the project data file and choose that file we wanted. Click
OK.

Delete Project Data:

1.Choose the project data we wanted to delete. Then click Delete.
2.Click OK. The project data file will be deleted.

Open Project Data:

1.Choose the project data we wanted to open. Then click Open.
2.Then the chosen project data is opened.
3-3 Coordinate System

By clicking it, we can create new coordinate system by defining the name, ellipsoid,
projection, 7 parameters, 4 parameters, height fitting parameters, vertical adjustment
parameters, plane grid file, geoid file and local offsets.

Ellipsoid:
1.Click Ellipsoid, and enter to that page.
2.Click Ellipsoid and choose the project used one.

3.Click OK. Then the ellipsoid is set successfully.

We can define the ellipsoid by choose User Define in the bottom item.

Input the Semimajor Axis and 1/f. Click OK.

Projection:
1.Click Projection and enter to that page.

2.Click Projection Mode and choose the project used projection.

3.Input the projection parameters and click OK. Then the projection is set successfully.

We can click to set the Central Meridian by the location from the receiver.
7 Parameters:
1.Click 7 Parameters and enter to that page.

2.Click Use to activate the 7 parameters.

3.Click Model and choose the project used 7 parameters model. We can choose Bursa-
Wolf, Molodensky, Helmert and Strick BURSA-WOLF.

4.Input the 7 parameters and click OK. Then the 7 parameters model is set successfully.

If this function is enabled, the icon in front of it will turn to .

4 Parameters/Horizontal Adjustment:
1.Click 4 Parameters/Horizontal Adjustment and enter to that page.

2.Click Use to activate the 4 parameters/Horizontal Adjustment.

3.Input the 4 parameters/Horizontal Adjustment parameters and click OK. Then the 4
parameters/Horizontal Adjustment is set successfully.

If this function is enabled, the icon in front of it will turn to .

Height Fitting Parameters:
1.Click Height Fitting Parameters.

2.Click Use. And input the height fitting parameters. Click OK.
3.Then the height fitting parameters are enabled. The icon in front of it will turn

to .

Vertical Adjustment Parameters:

1.Click Vertical Adjustment Parameters.
2.Click Use. Choose the calculate type. We can choose slope, level and level + slope.

3. Input the vertical adjustment parameters. Click OK.

4.Then the vertical adjustment parameters are enabled. The icon in front of it will

turn to .

Plane Grid File:

1.Click Plane Grid File.
2.Click Use. And click Geoid file.

3.Find the folder of plane grid file (*.GSB). And choose the plane grid file we wanted
to import. Click OK. Then the plane grid file will be applied.
Local Offsets:
1.Click Local Offsets.

2.Click Use. And input the local offsets. Click OK. Then the local offsets will be
applied.
Use Existing File:
We can click Use Existing to select and apply the existing predefined coordinate system
or use the coordinate system file (*.xml).

Click Local Storage, find the coordinate system file (*.xml) and click it, the coordinate
system will be applied.
Click Predefined, then click Country and select the country or region (Alphabetical)
where the needed coordinate system is located.

Then select the needed coordinate system and click OK to apply it, we can click Details
to check its information.
We can also search coordinate system with keywords in Search bar.

Export:
If we need to save the coordinate system in file, we can click Export, input File Name,
select the path to save it and click OK, the coordinate system file will be exported.
3-4 Base Calibration

By clicking it, we can calibrate the base coordinate by using base and rover. There are
two ways to calibrate: one is Base on Known Point Calibration, with base coordinate
before and after station change to perform calibration; the other is Base on Unknown
Point Calibration, with the coordinates of the points collected before and after the
station change.
Base on Known Point:
Base on Known Point Calibration only can used in fixed solution.
1.Choose Base on Known Point, and click Next. Then enter into this page.

2.In that page, we can click Base NEH to find the historical base station information.
And it will enter to Historical base station page.
3.We can choose the needed historical base station, and click Choose, then the
coordinate will apply to the Base Calibration page.

4.We can also input the needed base information with name and coordinate.
5.Then input the measured antenna height and click antenna height type to choose the
right antenna height type.

6.Click Calibrate and then there will be a popup to show the calculation results. Click
OK then the results will be applied.
7.We can open the base station information to check the change.

These are the information of base station and the base device SN.
Base on Unknown Point:
Choose Base on Unknown Point. And Click Next.
Firstly, we need to input the targeted North, East and Height. If we have the surveyed
it in point database, we can click the icon in Rover Known NEH bar, and choose the
right point, click OK. Then the NEH coordinate will input in it.

Or we can input NEH information directly.

Then we need to get the needed to calibrate coordinate: latitude, longitude and elevation.
There are two ways we can choose: Collect coordinates on site or use the existing
longitude, latitude and Elevation.
Collect coordinates on site:
Input the measured antenna height and click antenna height type, choose the right
antenna height measured type.
Then click Calibration to calculate the calibration parameters. If we don’t click the
Read From GPS(average count). The coordinate survey will only do for one time. If we
click it, then it will collect for 5 times.

It will show the calculation results, and click OK. Then the calibration is finished.
Use the existing longitude, latitude and Elevation:
Click Input BLH. If we have the surveyed point in point database, we can click the icon
in right of Input BLH. And choose that point. Or we can input BLH information directly.

Then click Calibrate. It will show the calculation results, and click OK. Then the
calibration is finished.
We can open the base station information to check the change.
3-5 Points Database

By clicking it, we can uniformly manage all types of coordinate points. We can input
coordinate points used in survey, which offers convenient to invoke in Point Stakeout.
We can also enter point name or code in the lookup to quickly search for coordinate
points. It contains Add, Edit, Details, Import, Delete, Options operation.
Add:
Press Add. We can enter to the Add page. The new point will be named continuously
according to the current point library point name. And we can change it.
The code is not necessary. We can leave it blank.
If we need to use the code, then we can input it directly.

Or we can input key words to search the code wanted in the code database. And click
the code we need.
We can also click the icon in right of the Code bar, and enter to the code database. There
is a default code database in SurvStar. Choose the code we need and click OK.

Click Manage. We can manage the code database. It includes Add, Edit, Delete, Choose
and Import. Click Add to add a code library. We can create the code we need.
Then we need to choose the coordinate type. There are two types: NEH and BLH. It
will be NEH by default. We can change it by clicking the Coordinate Type bar.

Then we can input the coordinate of the point.

Then choose the point Type. There are three types: Input Point, Survey Point and
Stakeout Point. It is Input Point by default.

Click OK. The new point is created in point database.

Edit:
Select the point we want to edit and click Edit. We can edit the coordinate, code and
name of the selected point.

Input point’s coordinate can be edited but the Survey point and the Stakeout Point can
only edit Name and Code.
Details:
Select the point we want to check and click Details. We can check the details of the
selected point.
Import:
Click Import. Select the File Format, Point Type. Select file path and find the file and
click the file. Then the file will import to point database.
Click Format Manager. We can enter to User-define Format page. In that page we can
manage the file format in SurvStar. Click New we can create a defined format. Input

Format name, select Separator(，@ Space) and Extension Name (dat, csv, txt), select

Custom format description (to select [Point Name] and press Add means format
includes point name), press OK to create data format.
Then we can import the file with the defined format.

Options:
Click … in the right of the tool bar. Then we can use the other function as Delete, Filter,
Recover, Share, Export and Refresh.
Delete:
Click Delete. And select the points, Then Click Delete. The selected points will be
deleted.
Filter:
Click Filter. Enabling the point types need to display can filter those types disabled. It

includes point types: Survey Point , Input Point , Stake Point .

Recover:
Click Recover. We can recover the points we deleted before. Select the points and click
Recover.
Share:
Select the point in point database, and click Share. It will share the point information
with QR or TEXT.
Export:
Click Export. Select the data file, file type and angle format. Then click Export.

Select the export file path and click Export.

We can click Format Manager to create the export file format.

Refresh:
Click Refresh, we can apply the new coordinate parameters to the points in database.
3-6 Point Export

By clicking this, we can export points file. Select the data file, file type and angle format.
Then click Export.

Select the export file path and click Export.

We can click Format Manager to create the export file format.

3-7 APP Settings

By clicking this, we can set the settings of SurvStar. It contains General, Point Save
Settings, System Settings and Display Settings.
In General, we can set App update notification on/off. And set the Voice Alarm/Message
settings. Click Voice Alarm/Message. We can set the voice alarm, volume and set the
voice message on/off.
And in Point Save Settings, we can set the settings about survey. We can set limits such
as Solution Limit, HRMS Limit, VRMS Limit, PDOP Limit. And other settings in Auto
Point, Topo Point, Control Point and Quick Point survey. Set Antenna Height Type and
measured value, Mask Angle and Base Distance Limit.
In System Settings, we can set the Time Zone, Length Unit, Angle Format, Angle
decimal and Language.

In Display Settings, we can set the Coordinate Order Habit, Point Display Limit, Map
Display, Positive Direction. And set Fake Point Detection and link points with same
code on/off.
3-8 About Software

By clicking this, we can check the version of SurvStar, register the SurvStar and check
new version.

Software Register:
If we get the register code, we can click Software Register, and input the code in the
bar, and click Activate.
We can also check the information about the Register ID, Controller SN and Expiry
Data. This data is the SurvStar’ s using data.

We can click Check New Version to check wheather there is a newer version.
Chapter 4 Device

4-1 Communication

Click Device->Communication or tap the icon in the top to enter this interface.

Set the correct Manufacturer.

Select the Communication Mode. There are four kinds of Communication Mode:
Bluetooth: connect to receiver by Bluetooth. It is the most common used way to
connect the receiver.

1.Click Search to detect the Bluetooth devices around us

2. Select the receiver’s serial number, and click Connect to connect receiver. The
chosen device will highlight with blue.

3.Click Debug to monitor the data stream from the connected receiver.
Click Stop or Start to stop/start the data stream from the receiver.
Input the commands at the Send Command bar, and click the Send to send the
commands to the receiver.
Click Clear to clear the contents of the page.
There are some useful commands in the Command List bar.

4. Break the blue tooth connection with the receiver by clicking Disconnect.
WLAN: connect to receiver by WIFI (It only supports the receiver with WIFI and
WEB UI; and while connecting the receiver by WIFI, the android controller won’t
have access to the internet.)

1.Click the Device list bar to enter this page.

2.Click the settings icon to connect the WLAN of the receiver.

3.Click Add to input the IP:10.1.1.1 and port: 65432.

4.Click this IP information and click Connect. It will connect the receiver.

Demo:It is a mode that can connect a virtual receiver which can be used to show the
function of the SurvStar. Input the Coordinate of Start Point and click Start.

Serial port: connect to the receiver by cable (not used any more)
4-2 Rover Mode

Click Device->Rover to enter the interface of Rover Mode.

Click the Datalink mode bar, it can set the different datalink mode.
If we want to use the tilt survey, we need to enable the Tilt Survey and do the E-Bubble
Calibration.

We can also do the Magnetic Calibration by this way.

Enable the Record Static Data to record the original observation data(*.sth) of the
receiver.
4-2-1 Rover-No Datalink

Click the Datalink mode bar, set the receiver to Rover-No Datalink mode. This mode is
used when the data link is not used at all.

4-2-2 Rover-Internal UHF

1.Click the Datalink mode bar, set the receiver to Rover- Internal UHF mode.
2.Click Datalink Config bar to this page, set the correct Radio Channel, Frequency,
Power, Baud Rate and Radio protocol, which should be the same as the base’s radio
parameters.
3.After that we can go to SAT information to check the base information.

4-2-3 Rover-External Radio

1. Connect the receiver to external radio.

2. Click the Datalink mode bar, set the receiver to Rover- External UHF mode.
3. Config the external radio the same as base UHF.

4-2-4 Rover-Bluetooth Data Link

1.Click the Datalink mode bar, set the receiver to Bluetooth mode.

2.Click the Datalink Config bar to enter the Ntrip(Eagle) Connection-Bluetooth page.
3.Click Add to add the Datalink. Set the correct Name, IP, Port, Username and
Password.

4.Click Select Mountpoint bar, and then click Refresh Mountpoints in the popped up
window. Then click and set the correct mountpoint. Click OK.
4. Click the correct IP information and click Connect, the progress bar shows the data
stream.
4-2-5 Rover-Receiver Network

Insert SIM card into the receiver and connect receiver with a network antenna if needed.
1.Click the Datalink mode bar, set the receiver to the Receiver WIFI mode.

2.Click the CORS Config bar to enter the Ntrip(Eagle) Connection-Receiver WIFI
page.
3.Click Add to add the Datalink. The steps are same as the Bluetooth Datalink.
4-3 Base Mode

Click the Device-Base enter interface of Base mode.

1.Click the Base Correction Format bar of Base, set the difference scheme for receiver.
2.Click the Transmit Interval(s) bar to set the time of data transmit interval.

3.Click the Base Start Mode bar to set mode of base start. Base start mode contains
Manual, Repeat Base coordinate, Auto and Start Base Smart. Click OK.
4.Click the Antenna Height Type bar to set antenna height type of receiver. The type
contains Real Height, Slant Height, Pole Height and Measuring Plate Height. Click OK.

5.Click the Antenna Height bar and input the antenna height then click OK.
6.Click the Mask Angle bar and input the receiver mask angle then click OK.

7.Click the PDOP bar and input PDOP value then click OK. The usual default value is
3.0.
4-3-1 Base-No Datalink

Click the Datalink mode bar, set the receiver to Base-No Datalink mode. This mode is
used when the data link is not used at all.
4-3-2 Base-Internal UHF

1.Click the Datalink mode bar, set the receiver to Base-Internal UHF mode.

2.Click Datalink Config bar to this page, set the correct Radio Channel, Frequency,
Power, Baud Rate and Radio protocol, which should be the same as the base’s radio
parameters.
4-3-3 Base-Cellular Network

1.Click the Datalink mode bar, set the receiver to Base-Cellular Network mode.

2.Click the Datalink Config bar to enter the Ntrip(Eagle) Connection-Cellular Network
page.
3.Click Add to add the Datalink. Set the correct Name, IP, Port, Username and
Password. Click the Read from Module on lower left corner can auto to obtain IP, Port,
Username and Password. User can click Select Mountpoint Mode APN and Select SIM
card bar to set a correct Select Mountpoint, Mode, APN and Select SIM Card of cellular
network. Once set, click OK.
4.Click Edit bar to edit Cellular Network. Enter the Datalink Config-Cellular Network
page, it’s similar to Add function.

5.Once set, click Connect bar to connect cellular network.

4-3-4 Base-External Radio

1. Connect the receiver to external radio.

2. Click the Datalink mode bar, set the receiver to Base-External Radio mode.

4-4 Static Mode

Click the Device interface to enter Static Mode.

1.Click the Static File Name bar to set the name of static file.

2.Click the Recording Interval bar to set the static data collect interval time(s).
3.Click the Antenna Height bar to set the Real Height, Slant Height, Pole Height, and
Measuring Plate Height. Click OK.

4.Click the Mask Angle bar and input the receiver mask angle then click OK.
5.Click the PDOP bar and input PDOP value then click OK. The usual default value is
3.0.

6.Click Static mode auto collect data when open the Auto Record.
4-5 Device Info

By clicking this, we can check the information of the device. It includes Receiver Model,
Receiver SN, Work Mode, Datalink, L1 Offset, Antenna Radius, Temperature of the
device, Battery Status, Memory, Receiver Firmware Version, Expiry Data, OEM Board
SN, OEM Board Firmware Version, UHF Module SN and UHF Module Firmware
Version.
4-6 Device Register

By clicking this, we will enter to Device Register page. In this page, we can check the
device registration information and register device. Click Copy will copy the receiver
SN. Input the registration code in the bar, and click Register, then the device will be
registered. We can also click SCAN to scan the QR code to register.
4-7 Advanced Setting

By clicking this, we will enter to Advanced Setting page. In this page, we can control
weather track one satellite system and set the settings of the receiver. We can set the
Voice of the device, Language of the device, Clean Ephemeris, Self-check, Restore to
Factory Default and so on.
Chapter 5 Survey

5-1 Point Survey

By clicking this, we can enter to the point survey page.

In this page, the icons in upper toolbar describe as follows:

: Close/exit Point Survey page.

: Receiver operation mode, pressing to jump to Base/Rover/Static setting page.

: Receiver signal.

: Receiver positioning information, pressing to jump to satellite positioning

information page.

: Receiver battery power.

Solution status: includes single, float, differential and fixed.
Age1: current differential delay is 1.
e.g., Single, 0: current solution is single, and differential delay is 0.
Fixed, 1: current solution is fixed, and differential delay is 1.
H: HRMS, the value represents the horizontal accuracy of current point.
V: VRMS, the value represents the vertical accuracy of current point.
35/37: current number of satellites which used to solution, and the total tracked
satellites number.
The icons in left toolbar describe as follows:

Go Map Center Auto Map Center

Full Map Tilt Survey

Antenna Parameter Auto Zoom

Screen Survey Map Display

Coordinate Converter Perimeter and Area

Static Record Coordinate Inverse

Offset Distance/angle Slope Distance

Angle Calculation Intersection

Resection Forward Intersection

Coordinate Traverse Offset Point

Divide Line Equally Compass

Pt, Code, H Display

The icons in right toolbar describe as follows:

Coordinate point database. Points collected by SurvStar are stored in coordinate

point database.

Record and Display Settings.

Topo/Control/Quick/Auto Point: settings for display limit of collected points on the
basis of set point type that defaults to topo points. It can be Topo/Control/Quick/Auto.
 5
Information: it can select the displayed information in the status bar at interface bottom.

Select an item in the to be selected list, then click to move this item to the Display

item list. In the same way, select an item on the Display item list, and click to move
this item to the to be selected list. If click Default settings, the default items will be
added to the Display item list, including Pt name, North, East, Height.
Tool Bar: settings what function keys to display in left toolbar in Point Survey interface.

: Collect point coordinates: this icon changes along with open/close status of tilt

survey. Open tilt survey, it will change to . And if the tilt mode available, it will

change to .

: set the point type (Topo Point, Control Point, Quick Point, Auto Point). The
following introduces collecting process of all point types.

Topo points:
The “Average GPS Recoding Count” in record options refers to the number of points
which could be consecutive recorded. It means that it could collect one point every time

and this point should meet record limit. When you click to record the topo point,
if the measured point does not meet record limit, there will be a prompt message. If the
measured point meets record limit, the measured point info (HRMS, VRMS, delay,
PDOP, date and time) will be displayed in the screen. Then click OK to save the topo
point.

Click Photo Mark, we can make information note on collected points, such as
documents, pictures and graphs
Click Draw, we need to choose the color of the draw line firstly. And we can draw the
shape we need.

Click Pt Info, we can label the photo information. We can select to on/off Pt name,
Code, North, East, Height, Longitude, Latitude and Elevation.
Click Move and select any drawn shape, we can move it.

Click Scale and select any drawn shape or photo, we can scale it.
Click Rotate and select any drawn shape or photo, we can rotate it.

Click Photo and select any drawn shape or photo, we can directly invoke system camera
to take a picture.
Click Delete and select any drawn shape or photo, we can delete it.
Click RollBack, it will roll the previous operation back.
Control point:
We can set the control point surveyed parameters in Record and Display Settings.

Click and wait for 20s delay for fixed solution, then it starts to collect data. It
records one point every 1s, continuously records 10 points and collects 2 sets of 10
points (the above data is taken for example according to the control points record
settings). When collection is finished, it will output a Control Point Report
automatically.
Quick point:
When you collect quick point, if the measured point meets record limit, then it will
finish collection after prompt voice, and there will not show storage page.

Auto point:

Click and set record parameters, click OK to start collection. Click again
to end the auto points recording.
5-2 Detail Survey

By clicking this, it will enter to detail survey page. Its upper toolbar information is same
as that of Point Survey. Detail Point is a simplified point survey mode, which is suitable
for rapid and continuous coordinate survey.
Click Settings and set recording limit and click OK to return to detail survey page. to

Set Pt name, Code, Antenna Height and Antenna Height Type, click to complete
point collection.
5-3 Point Stakeout

Point stakeout is the process of inputting target coordinate in software and stakeout in
field. By clicking this, we will enter to points database. Select any point, and click OK.
Then we will enter to the point stakeout page.

Arrows in left bar describe as follows:

To Forward/Backward: distance that receiver needs to move Forward/Backward from
current position to stakeout point. To Forward arrow shows up and to Backward arrow
shows down.
To Left/Right: distance that receiver needs to move Left / Right from current position
to stakeout point. To Left arrow shows left and to Right arrow shows right.
Fill/Dig: dig in stakeout point position. If the value is positive, perform excavation; if
not, perform fill. If current height is higher than stakeout point arrow shows down. If
current height is higher than stakeout point arrow shows up.

: open/close stakeout voice prompt.

: hide or show left arrow bar.

 : switch compass mode or distance mode.

This is the distance mode.

There are two states for compass mode.
State 1: Red flag represents target point, blue arrow represents moving direction from
current receiver position to stakeout point, green arrow represents the direction from
the collector pass and words below represents distance to target point.
State 2: In gray/green circle the red flag represents stakeout target, and blue circle
represents receiver position. When stakeout distance doubles Prompt Range, it would
change state 1 into state 2; when stakeout distance meets Prompt Distance, state 2 blue
circle would turn into green.

The icons in side toolbar describe as follows:

: Points database.

: Tilt Survey

: Nearest Point.

: Next Point.

: Last Point.
 : Point stakeout settings.

It can set stakeout settings, including Prompt Distance, Stake Limit, Display
Information (Not Display, Point Name, Code), and Reference Direction (Forward,
North); settings for Topo Point, Inform and Tool Bar are the same as that of Point Survey.
Click Default settings and it can restore the changed settings.

Prompt Distance: taking stakeout point as center of a circle and drawing three
concentric circles with radii are multiples of 1, 2 and 3 times of the prompt range, area
covered by these three concentric circles is prompt range.
Point stakeout steps:
1. Select a point to stakeout in the points database, then click OK to enter points
stakeout page. Red flag is target stake point. Circle is current position of receiver. Arrow
is direction indicator, indicating the direction of current receiver. When the arrow
direction is same with the direction to the target point, please move in this direction,
then you can reach the target point.
2. According to left status bar, move from the current point to the stakeout point, and
excavate or fill the soil according to the height difference of the elevation.
3. When current point is within prompt range, there will be three concentric circles,
which indicate it enters precise stakeout.
4. After you reach the stakeout point, please stake it.
5-4 Line Stakeout

Line stakeout is the stakeout of designed line, including line mileage, left and right
offset and elevation control within line. By clicking this, we will enter to Line List.
Click Add, we can add the designed line with Line Name, the Start Point, End Point
and Start Chainage. We can also import line file(*.SL).

Select any line, and click OK. We can set the settings of stake, it including Chain Pile
Stake On/Off, Auto Stake Nearest Point On/Off, Mileage, Range, Calculating Method
and Stake interval. Click OK.
Then we will enter to the line stakeout page.

The icons in side toolbar describe as follows:

: Line List.

: Next Point.

: Last Point.

: Next Line.

: Last Line.
 : Line Stakeout Settings.
It can set line stakeout settings, including Prompt Distance, Reference Direction
(Forward, North); settings for Topo Point, Inform and Tool Bar are the same as that of
Point Survey. Click Default settings and it can restore the changed settings.
5-5 CAD

CAD is mainly used to stakeout lines in the existing CAD graphics. By clicking this,
we can enter to the CAD page.

The icons in side toolbar describe as follows:

: Import CAD file(*.dxf/*.dwg).

 : CAD Layer.
We can manage and check the CAD layer by clicking this icon.

: Layer switches, controlling layer display.

: Layer freeze, cannot edit or modify after freezing.

: Layer locking, cannot select after locking.

 : Select Mode.

By clicking this, there will be an arrow when touch and hold to move on the screen.
The place indicated by the arrow is the place of the target point. It can also show the
coordinates of this point in the top of the page.

: Select CAD.
By clicking this, we can select a surface feature in project. And it will be a target surface
feature. The point closest to the selected feature is used as the target point.
 : CAD stakeout settings.
It can set CAD stakeout settings, Prompt Distance; settings for Topo Point, Inform and
Tool Bar are the same as that of Point Survey. Click Default settings and it can restore
the changed settings.
5-6 PPK Survey

PPK (Post Processed Kinematic) is a post-processing differential technology to obtain

centimeter level positioning accuracy information. Compared with RTK (Real Time
Kinematic) positioning, PPK can record the data of mobile terminal and base station
respectively for post-processing kinematic, so it is not limited to the communication
link and protocol between base station and mobile station. It is also called Stop & Go.
1.We need to set a base station as static mode firstly. And then we start it with another
device as rover mode.
2.Set the Pt name, Code, Antenna Height Type, Antenna Height, Record Static Data
On/Off, Sampling Time, Minimum Satellites and PDOP Limit. Before starting work,
we need to take about 30 seconds standing to initialize the device, for the higher
accuracy.

3. Put the device in the first point and click Start. It will collect this point and write the
information of this point into the record file. We can click Stop to stop it.
4. After collecting the point, we can click Save to save the point and then go to the next
point.

5. Repeat these steps until the project done.

5-7 Elevation Control

Elevation control can calculate the design height of points within the range according
to the design plane parameters, which is conducive to site leveling and earthwork
calculation in the project.

1.Click to open Surface manage page.

2.Add/Import Surface.
There are two ways to add/import surface.
Import:
Click … and click Import, select the surface file (*.es/*.sjw/*.xml) and click OK.

Add:
Click Add, select the Data Type to build elevation plane. We can use three ways to build
it: one point with two slope, two points with one slope and Triangulation.
One point Two points

Three points
 Triangulation file

3.Then we can select the surface and click OK to do the elevation control.
4.If the device is in the surface, there will be designed height and H difference shown
in the below bar. If it is outside, there will be ‘?’.

We can control the elevation with the designed surface. And know the any point H
difference in the range of the surface.
5-8 GIS Survey

GIS survey can define the required feature attribute database and collect shape data
containing various required feature attributes, which is convenient for post-processing
of GIS data in the later stage.
1.For the new project, we need to import or input a feature manage database. Click

and enter to feature manager page. We can also click the layer bar to enter to it.

2.In feature manager, we can add, edit, delete, import and export the features.
Add:
Click Add, input the feature name and nick name, choose the feature type
(Point/PolyLine/Polygon) and set the feature style, then click OK.

Then we need to add the attribute of it, click Add. Input the Attributes Name, Nick
name, Field Type and click OK. If the input of the attributes finished, click OK.
Edit: Select any feature, click Edit, then we can edit it.

Delete: Select any feature, click Delete, then we can delete it.
Default Template:
Click Template and click Default Template, there will load the default template to it. It
has three features: Point, Line and Polygon.

Import/Export Template:
Click Template and click Import/Export, select the template file(*.db)/select the export
path and click OK. The template file will be imported or exported.
3.After the feature manager completed, we can use it by clicking the below layer bar.
Select the feature and then we can start GIS survey.

4.For example, select a line feature template. And start to do GIS survey.
 : Click this, it will go back to the previous operation

: Click this, we can edit the attributes of current feature.

: Click this, we can finish surveying this feature.

5.We can check and manage the shape in Geometry Database. Click and enter to
Geometry Database. In Geometry Database, it can import/export shape file(*.shp),
delete and continue to survey the feature.

5-9 Sea Survey

This function is being improved and tested.

5-10 Line Construction Stakeout

This function is being improved and tested.

5-11 Line Pointwise Stakeout

This function is being improved and tested.

5-12 Cross-section Survey

This function is being improved and tested.

5-13 Cross-section Stakeout

This function is being improved and tested.

Chapter 6 Tools

6-1 Localization

In general, GPS receiver output data is WGS-84 latitude and longitude coordinates. The
coordinates need to be converted to the construction measure coordinates, which
requires software to calculate and configure coordinate conversion parameters.
Localization is the main tool to complete this conversion.
It contains Add, Edit, Delete, Calculate, Import, Export and Settings operation.
Add:
Click Add, we can add the coordinate point. If we have the surveyed point in database,
we can click the icon in the right of the Known(local) coordinates bar. And select the
coordinate transformation points with the targeted coordinate. Click OK. Then the NEH
will input automatically.

Or we can input the coordinate directly.

And then we need to input the same point’s BLH to it. If we If we have the surveyed
BLH in point database, we can click the icon in the right of the Geodetic Coordinates
bar. And select the same points with the BLH. Click OK. Then the BLH will input
automatically.

We can also input BLH directly.

We can also put the device in the point and collect the BLH in site. Click the icon in the
right of the Geodetic Coordinates bar. And click OK to collect it.

Then we need to select whether to use the point with horizontal control or vertical
control. And Click OK. This point will participate in calculation.
Edit:
Select any point and click Edit. We can edit the coordinate of the selected point and
select whether to use the point with horizontal control or vertical control.

Delete:
Select any point and click Delete. We can delete the selected point.
Calculate:
After the coordinate transformation points all inputted. We can click Calculate. Then
there will show a coordinates System report. We can save the report by clicking Save.
And click Apply, the parameters will apply to the current project.

Import:
Click … and Click Import. Select the file type: *.cot(dd.mmssss), *.cot(dd.dddddd)
and *.loc. Select file path and click the file. Click OK.
Export:
Click … and Click Export. Select the file type: *.cot(dd.mmssss) or *.loc. Select file
path and click the file. Click Export.

Settings:
Click … and Click Settings. We can set localization method, height fitting method,
horizontal control accuracy limit and vertical control accuracy limit.
6-2 Coordinate Converter

By clicking this, we can convert coordinate from BLH to NEH or from NEH to BLH
in the current project parameters. We need to select the Conversion Type firstly.

We can input coordinate directly.

If we have the surveyed point in database, we can click the icon in the right of the
Source Coordinates bar. And select a point. Click OK. Then the BLH or NEH will input
automatically.
We can also put the device in the point and collect the coordinate in site. Click the icon
in the right of the Source Coordinates bar. And click OK to collect it.

Click Convert and the target coordinates will be calculated and shown in the below bars.
We can click Save to add the calculated coordinate to the point database.
6-3 Angle Converter

We can convert the angle format in this function. Select the input format and input the
angle.

Click Calculate. Then it will be converted to other formats.

6-4 Perimeter and Area

We can use the coordinate of the points to calculate the perimeter and area. Click Add.
We can input the point directly.

If we have the surveyed point in database, we can click the icon in the right of the Point
coordinate setting bar. And select a point. Click OK. Then the NEH will input
automatically.
We can also put the device in the point and collect the coordinate in site. Click the icon
in the right of the Point coordinate setting bar. And click OK to collect it.

Click OK. And the point will add to point list.

We can delete or edit a point after selecting it and then click Delete or Edit.
When we finished the input of the points, then we click Calculate and there will show
the result of perimeter and area.

We can check the shape of the polygon by click the PREVIEW.

Import:
Click … and Click Import. Select the file type: NEH Format(*.csv|dat|txt ) or Cass
Format(*.dat). Click OK. Select file path and click the file. Click OK.

Export:
Click … and Click Export. Select the file type: NEH Format(*.csv|dat|txt ) or Cass
Format(*.dat). Click OK. Select file path. Click OK.
Delete all data:
Click … and Click Delete. Click OK.

Up/Down Point:
Select a point, click … and Click Up/Down. Then the selected point will move
up/down.
6-5 COGO

Click COGO to enter to this page. According to the known coordinates, it can figure
out position relations between point and point as well as between point and line. It
includes Coordinate inverse calculation, Point line calculation, Vector, Two Lines Angle
and other calculation, which will be introduced in the following.

The following three icons in COGO Calculation mean:

: Collect current coordinate.

: Points Database.
There are three ways to set points: 1. Extract coordinates from Points Database; 2.
Collect current GPS coordinates; 3. directly input values of Northing, Easting and
Elevation.
Calculation result in COGO calculation can be stored in Points Database with Click
Save.
6-5-1 Coordinate Inverse

Set Start Point A and End Point B, and click Calculate to calculate the Horizontal
Distance, Azimuth, H Difference, Slope Ratio and Slope Distance.
6-5-2 Offset Distance/Angle

Set Start Point A, End Point B and Offset Point C, and then click Calculate to calculate
the Distance(AC), Distance(BC), Distance(AP), Distance(BP), Offset Distance(CP),
Offset Angle and Corner Angle.
6-5-3 Slope Distance

Set Start Point A and End Point B, and then click Calculate to calculate the Spatial
Distance.
6-5-4 Angle Calculation

Set Point A, Point B and Point C, and then click Calculate to calculate the Angle ABC,
BAC and ACB.
6-5-5 Intersection

Set Point A, Point B, Point C and Point D, and then press Calculate to calculate the
intersection coordinates and intersect angle.
6-5-6 Resection

Set Line L1, L2, Point A and Point B, and then click Calculate to calculate the point
coordinates.
6-5-7 Forward Intersection

Set Angle α, β, Point A and Point B, and then click Calculate to calculate the point
coordinates.
6-5-8 Coordinate Traverse

Set Line L1, Angle α, Point A and Point B, and then click Calculate to calculate the
point coordinates.
6-5-9 Offset Point

Set Start Point A, End Points B, Line L1(from A to P), Line L2(Offset Distance), and
then click Calculate to calculate the point coordinates.
6-5-10 Divide Line Equally

Set Start Point A, End Point B, and Section Number, and then click Calculation to
calculate n-1 coordinates.
6-5-11 Circle Center

Set Point A, Point B, and Point C, and then click Calculation to calculate the center of
a circle point coordinates.
6-5-12 Traverse Calculation(2 Pts direction)

Set Point A, Point B, Angle α and Line r, and then click Calculation to calculate the
point coordinates.
6-6 FTP Share

By clicking this, we can share the file with FTP. Select the FTP Mode Settings: Client
or Server.

Client:
To use this mode, we need to have a server. And input IP, Port, Username and Password.
Then click Select File to Share, Select the shared file and click Upload, then the file
will upload to the server.

Server:
Select Server mode. We need to connect the same WIFI with the other device such as
PC or smart phone. Then click Activate FTP Service. Then we can input the address
shown in the page. And then we can transfer files with FTP. If we want to close it, we
can click Deactivate FTP Service.
6-7 File Share

By clicking this, we can share the data file to the other app or the other device. Select
the shared file and click OK, then we can share the selected file.
6-8 Post-Process Points

By clicking this, we can calibrate the data collected without site calibration and after
collection the data needs to calibrate data of a certain period. If we know the offset
parameters, we can input directly.

We can also click Marker Point Calibration to calculate the offset parameters.
Then click Refresh, select the time period to be corrected, click Refresh. Then select
the Starting Time and the Ended Time, then the surveyed point in that period will be
refreshed.