JP2629286B2 - Communication control device - Google Patents

Description

Description: TECHNICAL FIELD The present invention relates to a communication control device that obtains guidance information of various facilities and the like displayed on a map, and is used, for example, in a vehicle equipped with a navigation device. It is suitable.

2. Description of the Related Art Navigation devices that have been installed in passenger cars today display a map of a desired area on a display such as a CRT and indicate the current position of the vehicle on the map. ing. Further, on the map, various facilities such as culture, leisure, accommodation, eating and drinking are displayed by symbols.

[Problems to be Solved by the Invention] However, when using the various facilities displayed on the display, there is a problem that it is not easy to obtain specific guidance information of the various facilities. For example, to get specific guidance information of each facility while traveling by car, even if you try to use a car phone as a means of communication with the outside of the car, you can not easily know the phone number of each facility, so each facility Guide information could not be easily known.

Therefore, the present invention has been made in view of the above-mentioned problems, and an object of the present invention is to use a facility on a map displayed on a display device so that guide information of the facility can be easily known. Another object of the present invention is to provide a communication control means that can easily make a dial call.

Means for Solving the Problems In order to achieve the above object, the present invention provides a storage medium storing map information and guidance information including telephone numbers of various facilities shown on the map, and various kinds of information from the storage medium. Reading means for reading an image, a display for displaying an image, display control means for controlling the display of the display based on map information and guidance information of various facilities from the reading means, and display on the display. If the facility guidance information is the desired information, telephone control means for controlling the telephone to make a dial call to the facility corresponding to the guidance information, and returning to the map screen after the call is over, The communication control device is characterized in that the communication control device is provided with call destination position display means for displaying a position on a map.

According to a second aspect of the present invention, there is provided the communication control device according to the first aspect, further comprising navigation control means for measuring a current position of the vehicle and guiding a route, wherein the display control means displays map information on the display. The gist of the present invention is a communication control device characterized by displaying an image of a current position and a traveling direction of a vehicle on an image thereof according to the operation of the navigation control means when is displayed.

[Operation] With the above configuration, in the first aspect of the invention, the reading unit reads various information stored in the temperature medium,
The display control means controls the display on the display based on the map information from the reading means and the guidance information of various facilities. Further, when the facility guidance information displayed on the display is the desired information, the telephone control means controls the telephone to make a dial call to the facility corresponding to the guidance information. The callee position display means returns to the map screen after the call ends, and displays the position of the callee facility on the map.

According to the invention of claim 2, the navigation control means measures the current position of the vehicle and guides the route, and operates the navigation control means when the display control means displays map information on the display. , An image of the current position and the traveling direction of the vehicle is displayed on the image.

Hereinafter, an embodiment of a vehicle-mounted communication system according to the present invention will be described with reference to the drawings.

FIG. 1 is a block diagram showing the communication system.
It comprises a navigation section 1, an information reading section 2, a display section 3, a telephone 4, and a communication line 5 for organically connecting these.

The navigation unit 1 includes a navigation ECU 6 as navigation control means, a position detection device 7 for measuring the current absolute position of the vehicle, and a direction sensor 8 for detecting a direction by geomagnetism or the like. The route guidance of the vehicle is performed based on signals from the direction sensor 7 and the direction sensor 8.

The information reading section 2 includes a reading device 9 as reading means.
And a CD-ROM (optical disk) 10 as a storage medium. The CD-ROM 10 stores map information used for navigation, and guidance information such as telephone numbers, names, and locations of various facilities (indicated by symbols) shown on the map. Various facilities include accommodation facilities (hotels, inns, etc.), restaurants, leisure facilities (golf courses, etc.), cultural facilities, and the like. The CD-ROM 10 also stores position data for notifying the position of a target facility in map information during navigation.

The display unit 3 includes a CRT-ECU 11 as a display control unit, a CRT 12 as a display, and a touch switch 13 disposed on the front of the CRT 12. The CRT-ECU 11 is based on map information from the reading device 9 and guidance information of various facilities.
The CRT 12 is configured to display an image as shown in FIGS. 3 and 4, for example. When displaying the map information on the CRT 12, the CRT-ECU 11 displays the current position of the vehicle on the image (map) based on the signal from the navigation-ECL 6, and displays the current position of the cursor on the image. The traveling direction is displayed in the direction.

The telephone 4 comprises a TEL-ECU 14 as telephone control means and a radio 15 for connection to a telephone line, and the facility guidance information shown in FIG. 3 displayed on the CRT 12 is desired guidance information. Then, when the driver operates the transmission key 13a of the touch switch, the wireless device 15 is controlled so that a dial is transmitted to a facility corresponding to the guidance information.

Next, the operation in the navigation mode of the in-vehicle communication system configured as described above will be described with reference to the flowcharts shown in FIGS. Figure (a) shows CR
FIG. 2B shows the processing executed by the reading device 9, and FIG. 2C shows the processing executed by the TEL-ECU 14, which are related to each other. Be executed.

The CRT-ECU 11 displays a map on the screen of the CRT 12 based on the map information transferred from the reading device 9 via the communication line 5, and in step 20, navigates through the communication line 5.
Based on the position information transferred from the ECU 6, an image such as the current position and the traveling direction of the vehicle is displayed on the map.

Then, in order for the user to use the facilities displayed on the map, a touch switch
When the operator operates the CRT-ECU 11, the CRT-ECU 11 sends a data transmission request signal specifying the type of facility via the communication line 5 to the reading device 9.
(Step 21). Then, in step 22, the process waits for the search data to be received.

On the other hand, the reading device 9 determines whether or not a data transmission request signal has been input from the CRT-ECU 11 in step 30.
Reading out the guidance information from the large number of guidance information stored in the ROM 10 in accordance with the designated condition of the request signal, and sending the read search data to the CRT-ECU 11 in step 32;

When the CRT-ECU 11 determines that the search data has been received in step 22, the process proceeds to step 23, where the received guide information and the location information of the facility corresponding to the location of the desired facility on the map displayed on the CRT 12 are displayed. Determine if it matches the information. If it is determined in step 23 that there is a match, the process proceeds to step 24, in which the facility name, telephone number, equipment, etc. are displayed on the CRT 12 as shown in FIG. Temporarily store in memory. If it is determined in step 23 that there is no match, the process returns to step 21 to output a data transmission request signal for the next guide information.

In the following step 25, the CRT-ECU 11 determines whether or not to transmit, that is, whether or not the driver has operated the transmission key 13a on the touch switch 13. If it is determined in step 25 that the call is not to be transmitted, that is, if it is determined that the scroll key (shown in FIG. 3) 13b or 13c has been operated, the process returns to step 21 to correspond to the operated scroll key 13b or 13c (scroll). The key 13b corresponds to the next guidance information, and the scroll key 13c outputs a data transmission request signal of another guidance information corresponding to the previous guidance information).

Also, if the CRT-ECU 11 determines in step 25 that the call is to be transmitted, that is, if it determines that the driver has operated the transmission key 13a, the process proceeds to step 26 in which the telephone number data stored in the working memory is transmitted. TEL via line 5
-Transmit to the ECU 14, and in step 27, change the display on the screen of the CRT 12 to a call screen displaying the facility name, telephone number, etc. as shown in FIG.

The TEL-ECU 14 determines in step 40 whether or not telephone number data has been input from the CRT-ECU 11, and if telephone number data has been input, proceeds to step 41 to convert the format of the received telephone number data. In the following step 43, the hook signal is switched from on to off to make it possible to make a call,
In step 43, the converted telephone number data is transmitted to the wireless device 15.

Thereafter, the wireless device 15 is connected to the telephone line, and a call can be made. Note that even in the call mode, the navigation-ECU 6 performs position detection and traveling direction detection.

When the call ends, communication between the navigation ECU 6 and the CRT-ECU 11 is resumed, and the CRT 12 enters the navigation screen again by the CRT-ECU 11.

When a navigation key 13e displayed on the screen of the CRT 12 shown in FIG. 4 is operated during a call, the CRT-ECU 11 uses the location information in the guidance information of the facility stored in the working memory to the destination. The information is transmitted to the navigation-ECU 6 as information, and the navigation mode is entered at the same time as the end of the call.

Also, in ordinary dialing, after directly searching for facility information and dialing from guidance information, during a call, when the position display key 13d displayed on the screen of the CRT 12 shown in FIG. -After ending the call, the ECU 11 does not enter the navigation mode, and displays the position of the facility to which the call is made on the CRT 12.

As described above, in the present embodiment, when trying to use a desired facility on the map displayed on the CRT 12 during navigation while the vehicle is running, the guidance information of the facility is safe without hindering driving. In addition, it can be easily obtained and dialing can be easily performed.

The present invention is not limited to the above embodiment. For example, an engine control ECU, a meter ECU for controlling a meter design, and the like are connected to the communication line 5 so that the CRT-ECU 11 performs self-diagnosis (diagnosis) information. When the CRT-ECU 11 confirms a failure in the navigation mode, the guide information of facilities such as dealers and service factories closest to the vehicle position information by the navigation-ECU 6 is read by the reader 9 and the CRT 12 is read. The guidance information may be displayed on the screen, and the facility may directly dial the facility of the information from the screen.

In the above embodiment, the storage medium has a large storage capacity.
Although the CD-ROM 10 is used, an IC card which stores map information according to the destination and guidance information of various facilities shown on the map may be used, so that the cost can be reduced.

[Effects of the Invention] As described in detail above, according to the present invention, when trying to use a desired facility on the map displayed on the display, guide information of the facility can be easily obtained. ,
There is an excellent effect that dialing can be easily performed.

Also, since the position of the called party is displayed on the display after the end of the call, there is an effect that the position of the called party can be immediately confirmed after the end of the call.

According to the second aspect, after the end of the call, the position of the call destination is displayed, and the route guidance to the call destination can be provided.

[Brief description of the drawings]

FIG. 1 is a system configuration diagram showing one embodiment of the present invention, FIG. 2 (a) is a flowchart for explaining the operation of a CRT-ECU, and FIG. 2 (b) is a reader CRT-ECU.
FIG. 2 (c) is a flowchart for explaining the operation of FIG.
FIG. 3 is a flowchart for explaining the operation of the TEL-ECU, FIG. 3 is a diagram showing an example of facility guidance information displayed on the CRT, and FIG. 4 is a diagram showing a state changed to a call screen. In the figure, 6 is a navigation-EC as a navigation control means.
U and 9 are reading devices as reading means, 10 is a CD-ROM as a storage medium, and 11 is a CRT-EC as a display control means.
U and 12 are CRTs as indicators and 14 is a telephone control
TEL-ECU 15 is a wireless device.

Claims (2)

(57) [Claims] 1. A storage medium storing map information and guidance information including telephone numbers of various facilities shown on the map, reading means for reading various information from the storage medium, a display for displaying images, A display control means for controlling the display of the display based on the map information from the reading means and the guidance information of various facilities; and a telephone when the guidance information of the facility displayed on the display is desired information. And a telephone control means for controlling the telephone number to make a dial call to a facility corresponding to the guidance information, and a call destination position display means for returning to the map screen after the call and displaying the position of the call destination facility on the map. A communication control device, comprising: 2. The communication control device according to claim 1, further comprising: navigation control means for measuring a current position of the vehicle and guiding a route, wherein said display control means displays map information on said display device. A communication control device for displaying an image of the current position and the traveling direction of the vehicle on the image in accordance with the operation of the navigation control means when the vehicle is in operation.