JPH1078329A - Information transmitter and information receiver - Google Patents

Abstract

PROBLEM TO BE SOLVED: To display only information regarding a facility or the like within the prescribed area on the basis of the latest information broadcast with characters by causing a display control means to show only received information regarding the facility within the prescribed distance from a current position. SOLUTION: An information transmitter 3 formed to send information using radiowaves has a positional information adding means 50 to add positional information containing the position of a facility or the like specified therein and related thereto, as well as a transmission means 51 for sending information with the positional information added. A receiving means 52 receives the transmitted information and a display means 53 shows the received information. Furthermore, when the positional information to specify the position of a facility or the like related to the received information exists, a display control means 55 controls the indication of information on the basis of the positional information and current positional information 54 inputted from an external device, for example, a car navigator. In other words, the display control means 55 causes the display means 53 to show only the received information regarding a facility within the prescribed distance from a current position detected through the external device.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an information transmitting apparatus for transmitting character information using radio waves such as FM text multiplex broadcasting and an information receiving apparatus for receiving and displaying the transmitted character information.

[0002]

2. Description of the Related Art Conventionally, in text multiplex broadcasting using FM radio waves or the like, there is a so-called "visible radio", for example. In the information transmitted in the teletext broadcasting, one screen in a fixed format (for example, three lines with 15 characters per line) is set as one page, and one program is composed of a plurality of pages. You. In this case, 1 of the above page
The second line is a header indicating the source of information, etc.
The line is used as a text displaying the content of the information.

[0003] The applicant of the present invention adds location data of a facility or a telephone number as a facility code to a header of transmission information from a transmitting apparatus and transmits the information. The receiving apparatus determines the location of the facility based on the additional information. Suggested to be displayed.

[0004]

However, in the information receiving apparatus according to the above-mentioned proposal, the received facility information is displayed irrespective of the current position of the vehicle equipped with the receiving apparatus. There is a concern that it will become larger. In order to solve this problem, for example, one point from the current position detected by a navigation device or the like is used.
It is considered that only so-called spot information relating to facilities and the like within km can be displayed.

[0005] On the other hand, there is a navigation device mounted on a vehicle that guides a traveling course based on current position data and position data of sightseeing spots, accommodation facilities, and the like recorded on a CD-ROM.

[0006] However, the above navigation device is a CD-
Since the guidance of the traveling course is performed based on the fixed position data of the facilities and the like stored in the ROM and the like, there is a problem that the facilities cannot be changed or the latest facilities cannot be coped with.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems, and has an information transmitting apparatus capable of displaying only information on facilities and the like in a predetermined area based on the latest information being broadcast by teletext. It is an object to provide an information receiving device.

[0008]

As shown in FIG. 7, according to the first aspect of the present invention, in the information transmitting apparatus 3 for transmitting information to an external receiving apparatus using radio waves, the information is included in the display information. It is characterized by comprising a position information adding means 50 for adding position information for designating the position of the facility or the like, and a transmitting means 51 for transmitting the information to which the position information has been added.

According to a second aspect of the present invention, there is provided an information receiving apparatus for receiving and displaying information transmitted from an external transmitting apparatus using radio waves, a receiving means for receiving the transmitted information, Display means 53 for displaying received information
And when the received information includes position information specifying a position of a facility or the like related to the information, based on the position information and the current position information 54 input from an external device such as a navigation device according to claim 3. And display control means 55 for controlling display of information.

A third aspect of the present invention is characterized in that, in the second aspect, the display control means displays only reception information on facilities within a predetermined distance from a current position detected by an external device.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. 1 to 6 are diagrams for explaining an information transmitting apparatus and an information receiving apparatus according to an embodiment of the present invention. FIG. 1 is a configuration diagram of a broadcasting apparatus including the transmitting and receiving apparatuses, and FIG. FIG. 3 is a block diagram showing a configuration of the receiving device, FIG. 4 is a diagram showing an example of a display screen of the receiving device, and FIG. 5 is an example of data stored in the receiving device. FIG. 6 and FIG. 6 are flowcharts for explaining the operation of the receiving apparatus.

In FIG. 1, reference numeral 1 denotes a broadcasting device for performing text multiplex broadcasting by FM broadcasting.
A receiving device 2 that receives and displays character information and guides a traveling course related to the received information, a transmitting device 3 that wirelessly transmits information to the receiving device 2, and a traffic that is transmitted to the transmitting device 3 by a telephone line 4 or the like. An input device 5 for inputting information and the like.

The character information transmitted from the transmitting device 3 has a format shown in FIG. 4, and is composed of a header 8 for displaying a source of information and a text 9 for displaying the content of the information. The screen is one page, and one program is composed of a plurality of pages.

The transmitting device 3 includes position information adding means for adding position information specifying the position of a facility or the like related to the transmission information to the information. In the present embodiment, the header 8 is included in the header 8 as position information. "0727" which is the phone number of the facility
... "and" latitude, longitude "are added. The transmitting device 3 includes a transmitting unit that transmits the information to which the position information is added to the receiving device 2.

The receiving device 2 has a display 6 which functions as a display for displaying the received character information. The display unit 6 includes display units 6a to 6c for displaying the character information in three lines, and a display unit 6d for guiding and displaying the traveling course on a map screen. The display position, the display time, the display ratio, and the like of can be arbitrarily changed.

The receiving apparatus 2 includes an operation function key 11, a direction key (cursor key) 12 for moving a cursor, etc., an operation confirmation key 13, and a speaker 28 for outputting an audio signal. Have.

As shown in FIG. 3, the receiving device 2 includes a receiving unit including an antenna 16 and a tuner 18 for receiving a teletext signal transmitted from the transmitting device 3, and an FM multiplexing unit based on the received signal. Demodulator 1 for demodulating data
9 and the reception control by the tuner 18 and the display 6
(Display control means) 20 for performing display control and the like in the CPU
And

The CPU 20 has a CD serving as a storage device.
-The ROM 21, the ROM 23, and the RAM 24 are connected, and input and output of a control program and predetermined data are performed. The storage device stores telephone number table data (see FIG. 5) indicating the correspondence between a telephone number, which is positional information, and the latitude and longitude of a point designated by the telephone number.

The CPU 20 is connected to a voice converter 26 for converting received character information into voice signals, and the voice signals are output from the speaker 28 via an amplifier (amplifier) 27. It has become. Further, the CPU 20 has G as a current position detecting means.
Current position information (latitude and longitude information) is input from the PS and the navigation 18 via the I / F 21.

When the received information includes position information designating the position of the facility or the like related to the information, the CPU 20 determines a predetermined distance from the current position of the vehicle based on the display request of the spot information. For example, it functions as a display control unit that displays only information on facilities located within 1 km.

Next, the operation of the receiving apparatus 2 of the present embodiment will be described mainly with reference to FIGS. When a predetermined frequency is tuned and a program is selected from a menu, program data is received and displayed. And spot information (local information)
Is displayed (steps S1 to S
3) While the current position information (latitude, longitude) of the vehicle is read from the GPS and navigation 18,
The header 8 of the page data of the received program is read (steps S4 to S5).

When the location information (latitude, longitude) of the facility related to the information is detected in the header 8 of the received page data, the facility is located at the current location based on the location information and the current location information. It is determined whether the vehicle is within a predetermined distance (for example, 1 km) (steps S6 and S6).
7).

If the distance to the facility is within a predetermined distance, an information page relating to the facility is displayed and voice output is performed, and similar display and output control is performed for other received data (step). S8, S9).

In step S6, when a telephone number is detected in the header 8 instead of the latitude and longitude information, the location (latitude and longitude) of the facility related to the information is obtained from the telephone number table data. Is read, and the routine goes to the step S7.

As described above, the transmitting device 3 adds the position information specifying the location of the facility related to the information and transmits the information, and the receiving device 2 receives the position information and the input from the navigation device. The distance from the current position of the vehicle to the facility related to the received information is detected, and only the facility information in which the distance is within a predetermined range is displayed. The information can be selected and displayed, and the burden on the driver can be reduced as compared with the case of searching for information on nearby facilities from all the received information.

Further, since the display is performed based on the latest position data received from the transmitting device 3, the CD-R
Unlike the case of displaying based on fixed position information such as OM, it is possible to correspond to the latest facilities.

[0027]

As described above, the information transmitting apparatus according to the first aspect of the present invention transmits the information by adding the position information specifying the position of the facility or the like according to the display information. In the information receiving apparatus, the display control of the facility information and the like is performed based on the position information in the received information and the current position information. Only information can be displayed,
This has the effect of reducing the burden on the driver.

[Brief description of the drawings]

FIG. 1 is a configuration diagram of a broadcasting device including an information transmitting device and an information receiving device according to an embodiment of the present invention.

FIG. 2 is a diagram illustrating a specific example of the receiving device.

FIG. 3 is a block diagram illustrating a configuration of the receiving device.

FIG. 4 is a diagram showing an example of a display screen of the receiving device.

FIG. 5 is a diagram showing an example of data stored in the receiving device.

FIG. 6 is a flowchart for explaining the operation of the receiving device.

FIG. 7 is a diagram illustrating the configuration of the claims of the present invention.

[Explanation of symbols]

 2 information receiving device 3 information transmitting device 50 position information adding means 51 transmitting means 52 receiving means 53 display means 54 current position information 55 display control means

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁶ Identification number Agency reference number FI Technical indication location H04H 1/00 H04H 1/00 EC // G09G 5/36 510 G09G 5/36 510B

Claims (3)

[Claims] 1. An information transmitting apparatus for transmitting information to an external receiving apparatus using a radio wave, a position information adding means for adding position information for specifying a position of a facility or the like related to the information in display information, A transmitting unit for transmitting the information to which the position information has been added. 2. An information receiving apparatus for receiving and displaying information transmitted from an external transmitting apparatus using radio waves, a receiving means for receiving the transmitted information, and a display means for displaying the received information. And display control means for performing display control of information based on the position information and the current position information of the information receiving device, when the received information includes position information specifying a position of a facility or the like related to the information. An information receiving device comprising: 3. An information receiving apparatus according to claim 2, wherein said display control means displays only reception information on facilities within a predetermined distance from a current position detected by an external device.