CN101889864A

CN101889864A - Wireless height measuring device and method thereof

Info

Publication number: CN101889864A
Application number: CN2009102029056A
Authority: CN
Inventors: 蓝锟铭
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-05-18
Filing date: 2009-05-18
Publication date: 2010-11-24

Abstract

The invention provides a wireless height measuring device and a method thereof. The device comprises a wireless distance measuring device and a processing module, wherein the wireless distance measuring device is arranged in a shell and transmits and receives radio frequency signals upwards from a reference surface; and the processing module is arranged in the shell and is provided with a trigger unit and an operation unit, the trigger unit is triggered to drive the wireless distance measuring device to transmit and receive signals for an object, and the operation unit converts the distance value between the reference surface and the object according to received signals. The device uses the wireless distance measuring device and the processing module to measure height instead of the traditional upright rod used in height measurement, and can reach the effect of one device multiple purposes if the device is combined with a device requiring measuring height information, such as a weighing machine.

Description

Wireless body height measuring device and method

Technical field

The present invention relates to a kind of body height measuring device and method, particularly relate to a kind of wireless body height measuring device and method.

Background technology

A lot of weighing machines are arranged on the market, some do small and exquisite exquisiteness, but all do not survey the height function, survey the height function as adding, certainly will add a very long upright pole of aluminum and become heavy, therefore only be fit to hospital or clinic and use.In addition, some physiologic test equipment (as: body fat meter) or body-building apparatus (as: treadmill or treadmills) or other need measure the utensil of height information, and user is imported the height of oneself often with impression, and inaccuracy.

Therefore, body height measuring device and method have following disappearance in the past:

One, measures in the heavy and inconvenient family of up-and-down rod that height uses and use.

Two, user is with the height of impression input oneself, and inaccuracy.

Summary of the invention

In order to overcome the existing awkward problem of up-and-down rod that measures height, the invention provides wireless body height measuring device and method that a kind of up-and-down rod that uses with wireless distance finding device and processing module replacement tradition measurement height measures height.

The technical scheme that the present invention solves its technical problem is: wireless body height measuring device comprises that a top forms the shell of a datum level, and is installed in the shell and from the wireless distance finding device of datum level towards top emission and received RF signal, and a processing module that is installed in the shell; Processing module has one and is triggered with the trigger element of driving wireless distance finding device to object emission and received signal, and an arithmetic element according to the distance value of signal conversion one between between datum level and object that receives.

Wireless body height measuring device of the present invention also comprises the image capture unit of an acquisition object image, and this processing module also has a judging unit, this judging unit is used to judge whether this image capture unit obtains the pre-fixing of this object, if obtain this pre-fixing, then make this trigger element trigger this wireless distance finding device to this object emission and received signal.

After wireless body height measuring device of the present invention, this image capture unit are obtained a hand image and obtained for this judgment unit judges, make this trigger element trigger this wireless distance finding device to hand emission and received signal.

Wireless body height measuring device of the present invention comprises that also the memory module or of this distance value of record shows the display module of this distance value.

Wireless body height measuring device of the present invention also comprises a weighing machine, a physiology measurer material or a body-building apparatus.

Wireless height method for measurement of the present invention comprises the steps: step a, and an object is placed a testee crown that stands on a datum level; Step b orders about one and is positioned at the wireless distance finding device of datum level to object emission and received RF signal; And step c, order about an arithmetic element according to the distance value of radiofrequency signal conversion one between between datum level and object that receives.

Wireless height method for measurement of the present invention also comprises a step between step a and step b: steps d: order about an image capture unit and obtain object image.

Wireless height method for measurement of the present invention, described object is a hand, and this steps d comprises following substep: the palm of the hand position of obtaining hand image and judgement hand; Calculate a deviant at the capture picture center of palm of the hand position and this image capture unit; And if obtain object image, then make step b adjust the range finding position of this wireless distance finding device according to this deviant, with to emission of the palm of the hand position of hand and received RF signal.

Wireless height method for measurement of the present invention also comprises with a display module and shows this distance value or write down the step of this distance value with a memory module.

Beneficial effect of the present invention is: the up-and-down rod that replaces the use of tradition measurement height with wireless distance finding device and processing module measures height, if this notion is attached to weighing machine, physiologic test equipment (as: body fat meter) or body-building apparatus (as: treadmill or treadmills) or other need measure the utensil of height information, will makes existing measurement equipment measure height immediately and possess the function of a tractor serves several purposes.

Description of drawings

Fig. 1 is a system block diagram, and first preferred embodiment of the wireless body height measuring device of the present invention is described;

Fig. 2 is a three-dimensional side view, and the outward appearance of the wireless body height measuring device of the present invention is described;

Fig. 3 is a sketch map, and the user mode of the wireless body height measuring device of the present invention is described;

Fig. 4 is a system block diagram, and second preferred embodiment of the wireless body height measuring device of the present invention is described.

The specific embodiment

The present invention is described in detail below in conjunction with drawings and Examples.

Before the present invention is described in detail, be noted that in the following description content similar elements is to represent with identical numbering.

Consult Fig. 1, first preferred embodiment of the present invention is wireless body height measuring device 100 comprises a processing module 10, a wireless distance finding device 11, an image capture unit 12, a display module 14 and a memory module 15.

In order to allow the function diversification of for example general weighing machine of existing utensil, in this preferred embodiment, wireless body height measuring device 100 also comprises a weighing machine 13, weighing machine 13 in the present embodiment is electronic type platform scales, have a weight sensor 131 and an analog/digital converter 132, weight sensor 131 is with weight conversion output one analogue signal of a testee 5 (as shown in Figure 3), is digital signal by analog/digital converter 132 with this analog signal conversion, then can be conversed a gravimetric value and be controlled display module 14 by processing module 10 to show gravimetric value.

It should be noted that, among other embodiment, electronic weighbridge also can change the mechanical type platform scale into and show with pointer, perhaps, the present invention is coalition restatement 13 but need the utensil of height information in conjunction with physiologic test equipment (as: body fat meter) or body-building apparatus (as: treadmill or treadmills) or other not, not with in conjunction with being restriction as the described weighing machine 13 of present embodiment.

Consult Fig. 2, as processing module 10, wireless distance finding device 11, image capture unit 12, display module 14 and the memory module 15 of Fig. 1 be packaged in as in the shell 2 of weighing machine, shell 2 tops form a datum level and stand for testee 5, for convenience of description, below datum level is called pedal 21.

Consult Fig. 2 and Fig. 3, the image of image capture unit 12 (CMOS Image Sensor) acquisition one object is judged for processing module 10; 11 in wireless distance finding device is to be subject to processing laser or infrared ray or the supersonic wireless distance finding instrument that module 10 (as Fig. 1) drives, it should be noted that, image capture unit 12 and wireless distance finding device 11 are arranged at a pedestal 22 that slightly tilts towards testee 5, cooperate the position of testee 5 to obtain suitable image and aim at the position that desire measures whereby.

Cooperate Fig. 1 and Fig. 3, processing module 10 has a judging unit 101, a trigger element 102 and an arithmetic element 103; Judging unit 101 judges whether image capture unit 12 obtains the pre-fixing of an object, and in the present embodiment, object promptly is the hand 51 of testee 5; Trigger element 102 is subjected to trigger to drive wireless distance finding device 11 to hand 51 emission and received signals; 103 of arithmetic elements convert one between the distance value of pedal 21 with hand 51 according to received signal; Then, but display module 14 range of a signal values and memory module 15 can write down distance value.

Consult Fig. 3, the present invention is wireless, and the height method for measurement mainly comprises the steps:

At first, testee 5 stands on the pedal 21; Then, hand 51 is placed testee 5 crowns; At this moment, order about image capture unit 12 beginning pick-up images, the mode of driving can be to trigger a switch; Then, judge whether to obtain the hand image of testee 5, judgment mode can be to utilize the colour of skin to judge and utilize the eigenvalue analysis of palm; Then, obtained the hand image if judge, then ordering about the wireless distance finding device 11 that is positioned at pedal 21 automatically launches and received RF signals to the hand 51 of testee 5, and order about arithmetic element 103 and convert one between the distance value of pedal 21 with hand 51 according to received signal, then with display module 14 range of a signal values or with memory module 15 (as Fig. 1) record distance value.

Consult Fig. 4, second preferred embodiment of the wireless body height measuring device 100 ' of the present invention also comprises processing module 10, wireless distance finding device 11, image capture unit 12, display module 14 and memory module 15 as first preferred embodiment (as Fig. 1), and processing module 10 also has judging unit 101, trigger element 102 and arithmetic element 103.

What be different from first preferred embodiment is that the wireless distance finding device 11 of wireless body height measuring device 100 ' also couples a driver 111, and driver 111 is subject to processing the control of module 10 and orders about its range finding position of wireless distance finding device 11 adjustment.

Its detecting handling process is: the judging unit 101 of processing module 10 is judged its palm of the hand position after obtaining the image of hand 51 of testee 5, and calculates a deviant at the capture picture center of palm of the hand position and image capture unit 12; Then, trigger element 102 is triggered with the foundation deviant and is ordered about range finding position that driver 111 adjusts wireless distance finding devices 11 with to emission of the palm of the hand position of hand 51 and received signal; Convert one between the distance value of pedal 21 by arithmetic element 103 according to received signal again with hand 51, last, but display module 14 range of a signal values and memory module 15 can write down distance value.

In addition, can consider a vertical height (height) when testee 5 is stood and a differential seat angle of wireless distance finding device 11 emission/receiving ranges during actual conversion height, utilize this differential seat angle and emission/receiving range of recording can instead push away the correct height of testee 5; Among other embodiment, for estimating correct height, also can make testee 5 extend hand 51 parallel and perpendicular to wireless distance finding device 11 with the crown of testee 5, or be designed to utilize one can be for the flat board of image identification, so only needing that order is dull and stereotyped can be parallel with the crown of testee 5 and perpendicular to wireless distance finding device 11, then need not consider the problem of differential seat angle.

By above explanation as can be known, the wireless body height measuring device 100 of the present invention and method have following effect:

One, the present invention replaces tradition with wireless distance finding device 11 and processing module 10 and measures the up-and-down rod that heights use and measure height, and is easy to use.

Two, combination restatement 13 of the present invention, physiologic test equipment (as: body fat meter) or body-building apparatus (as: treadmill or treadmills) or other need to be measured the utensil of height information, will make existing measurement equipment immediately measure height and possess the function of a tractor serves several purposes.

Claims

1. a wireless body height measuring device comprises that a top forms the shell of a datum level, it is characterized in that described wireless body height measuring device also comprises:

One wireless distance finding device is installed in this shell and from this datum level and launches and received RF signal towards the top;

One processing module is installed in this shell, and this processing module has:

One trigger element is subjected to trigger to drive this wireless distance finding device to object emission and received signal; And

One arithmetic element is according to the distance value of signal conversion one between between this datum level and this object that receives.

2. wireless body height measuring device according to claim 1, it is characterized in that, described wireless body height measuring device also comprises the image capture unit of an acquisition object image, and this processing module also has a judging unit, this judging unit is used to judge whether this image capture unit obtains the pre-fixing of this object, if obtain this pre-fixing, then make this trigger element trigger this wireless distance finding device to this object emission and received signal.

3. wireless body height measuring device according to claim 2 is characterized in that, after this image capture unit is obtained a hand image and obtained for this judgment unit judges, makes this trigger element trigger this wireless distance finding device to hand emission and received signal.

4. wireless body height measuring device according to claim 1 is characterized in that, described wireless body height measuring device comprises that also the memory module or of this distance value of record shows the display module of this distance value.

5. according to each described wireless body height measuring device in the claim 1 to 4, it is characterized in that described wireless body height measuring device also comprises a weighing machine, a physiology measurer material or a body-building apparatus.

6. a wireless height method for measurement cooperates a wireless body height measuring device to use, and it is characterized in that described wireless height method for measurement comprises the steps:

Step a a: object is placed a testee crown that stands on a datum level;

Step b: order about one and be positioned at the wireless distance finding device of this datum level to this object emission and received RF signal; And

Step c: order about an arithmetic element according to the distance value of radiofrequency signal conversion one between between this datum level and this object that receives.

7. wireless height method for measurement according to claim 6 is characterized in that, described wireless height method for measurement also comprises a step between step a and step b:

Steps d: order about an image capture unit and obtain object image.

8. wireless height method for measurement according to claim 7 is characterized in that, described object is a hand, and this steps d comprises following substep:

Obtain the palm of the hand position of hand image and judgement hand;

Calculate a deviant at the capture picture center of palm of the hand position and this image capture unit; And

If obtain object image, then make step b adjust the range finding position of this wireless distance finding device, with to emission of the palm of the hand position of hand and received RF signal according to this deviant.

9. according to claim 6,7 or 8 described wireless height method for measurement, it is characterized in that described wireless height method for measurement also comprises with a display module and shows this distance value or write down the step of this distance value with a memory module.