JPH1079679A - Information transmitter and information receiver - Google Patents

Abstract

PROBLEM TO BE SOLVED: To surely transmit only information necessary for a driver in accordance with a traveling state by adding a specification code for specifying an information output method corresponding to the traveling state and transmitting information to which the code is added at the time of transmitting information to an external receiver through a radio wave. SOLUTION: In a information transmitter 3 for transmitting information to an external receiver through a radio wave such as character multiplex broadcasting, a code adding means 50 adds a specification code for specifying an information output method corresponding to a traveling state and a transmitting means 51 transmits information to which the code is added. On the other hand, the information receiver 2 controls the output of the information by a display means 53 and a voice output means 54 based on the specification code when the specification code is included in the received information. Since only information excluding information specified by a specification code such as an address and a telephone number can be displayed in traveling, complication or the like for indiscriminately displaying all information can be prevented and necessary information can surely be transmitted.

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. There is also a type in which the received character information is output by voice.

[0003]

However, in the above-mentioned conventional receiving apparatus for receiving a text broadcast, for example, all of the information described in the received information is indiscriminately displayed and output as audio regardless of the driving situation. Therefore, there is a problem that the driver may be troublesome or difficult to hear.

The present invention has been made in view of the above-mentioned problems, and suppresses display and output of predetermined information in received information in accordance with a driving situation, so that only information important to a driver can be reliably ensured. It is an object to provide an information transmitting device and an information receiving device that can transmit information.

[0005]

As shown in FIG. 8, an information transmitting apparatus 3 for transmitting information to an external receiving apparatus 2 using radio waves according to the invention according to the present invention, A code adding means 50 for adding a designation code for designating the output method, and a transmitting means 51 for transmitting information with the code 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
When the received information includes a designation code for designating an output method of information according to a driving situation, the display means 5
3 is provided with an output control means 55 for controlling the output of the information based on the designation code. Note that a voice output unit 54 for outputting the reception information by voice may be provided.

A third aspect of the present invention is characterized in that, in the second aspect, the output control means outputs only information other than the information specified by the specified code in the received information.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. FIGS. 1 to 7 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, FIGS. 4 and 5 are diagrams showing examples of information transmitted from the transmitting device, and FIG. 6 is a view of a display screen of the receiving device. FIG. 7 is a flowchart showing an example of the operation of the receiving apparatus.

[0009] In the figure, reference numeral 1 denotes a broadcasting device for performing text multiplex broadcasting by FM broadcasting.
Receiving device 2 mounted on a vehicle to receive and display character information
And a transmitting device 3 for transmitting information to the receiving device 2 by radio, and an input device 5 for inputting traffic information and the like to the transmitting device 3 via a telephone line 4 or the like.

The receiving device 2 includes a display 6 which functions as a display for displaying the received character information. The display 6 includes display units 6a to 6c for displaying the character information in three lines, and the display position, the display time, and the like of the character information on the display 6 can be arbitrarily changed.

The receiving apparatus 2 includes a function key 11 for operation, a direction key (cursor key) 12 for moving a cursor and the like, a key 13 for confirming the operation, and a speaker (voice output) for outputting a voice signal. Means 28).

As shown in FIG. 3, the receiving device 2 includes an antenna 16 for receiving a teletext signal transmitted from the transmitting device 3 and a tuner 18, and performs FM multiplexing on the received signal. Demodulator 1 for demodulating data
9 and a CPU (output control means) 20 for controlling the reception by the tuner 18 and the like, and controlling the output of the received information based on the driving situation to the display 6 and the speaker 28.

The CPU 20 has a storage device RO.
M23 and RAM 24 are connected, and input and output of a control program for performing reception control and the like and predetermined data are performed. Further, the CPU 20 is connected to a voice conversion unit 26 for converting the received character information into a voice signal, and the voice signal is output from the speaker 28 via an amplifier (amplifier) 27. ing. Also,
The CPU 20 has a vehicle speed sensor 2 via an I / F 21.
2 is input.

The CPU 20 functions as output control means for outputting the received information by the information output method specified by the specified code when a specified code described later is added to the received information.

The character information transmitted from the transmitting device 3 has the format shown in FIGS. 4 and 5, and is composed of a header 8 for displaying a source of information and a text 9 for displaying the content of the information. One screen is set as one page, and one page is composed of a plurality of pages.

The transmitting device 3 is provided with a code adding means for adding a designation code for designating a method of outputting information in the receiving device 2 in accordance with a running condition of a vehicle on which the receiving device 2 is mounted. In the present embodiment, as shown in FIG. 5, the designation code is added as symbols "<", ">" sandwiching a character string indicating the content of the text 9, and the display of the character string sandwiched by the symbols is performed. This is to instruct that the restriction is made only when the vehicle is stopped. Further, the transmitting device 3 includes a transmitting unit that transmits the information to which the designation code is added to the receiving device 2.

Next, the operation of the information receiving apparatus 2 according to the present embodiment will be described with reference to FIGS. When the predetermined frequency is selected and tuned by the tuner 18 following the power-on of the receiving device 2, a menu is displayed, and a program is selected from the menu (steps S1 and S2). Then, when the screen display of the program contents and the audio output are instructed (step S
3) When the vehicle speed signal from the vehicle speed sensor 22 is read and it is detected that the vehicle is running (step S4).
5), the character string "1-1, Ikeda-cho, Ikeda-shi" between the characters "<", ">", which is the designation code for specifying the output method of the information added in the transmitting device 3, is not displayed, The screen is as shown in FIG. The output of this character string by voice is also stopped (step S6). When it is determined from the vehicle speed signal that the vehicle is stopped, all the received information is displayed, the display screen becomes as shown in FIG. 5, and all the received information is output as voice (step S7).

As described above, during driving, only important matters in the received information are displayed and sound output, so that it is possible to prevent troublesome and difficult to hear for the driver and to transmit the information reliably. it can. Since all the reception information including the address, the telephone number and the like is output when the traveling is stopped, the operation such as making a reservation contact by a mobile phone when the traveling is stopped can be calmly performed.

[0019]

As described above, in the information transmitting apparatus according to the first aspect of the present invention, the information is transmitted by adding the designation code for designating the information output method according to the driving situation. In the information receiving apparatus, when a received information includes a designation code for designating an information output method according to a driving situation, the information output is controlled based on the designation code. As in the invention of the third aspect, only information other than the information designated by the designation code, such as an address and a telephone number, can be displayed during traveling, and all the information is indiscriminately displayed. This has the effect of preventing bulkiness and the like and ensuring that necessary information can be transmitted.

[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 information transmitted from the transmission device.

FIG. 5 is a diagram illustrating an example of information transmitted from the transmission device.

FIG. 6 is a diagram illustrating an example of a display screen of the receiving device.

FIG. 7 is a flowchart for explaining the operation of the receiving apparatus.

FIG. 8 is a diagram illustrating the configuration of the claims of the present invention.

[Explanation of symbols]

 Reference Signs List 2 information receiving device 3 information transmitting device 50 code adding means 51 transmitting means 52 receiving means 53 display means 54 audio output means 55 output control means

Claims (3)

[Claims] 1. An information transmitting apparatus for transmitting information to an external receiving apparatus using radio waves, comprising: a code adding means for adding a designation code for designating an output method of information according to a traveling situation; Transmitting means for transmitting the obtained information. 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 output control means for controlling the output of information by the display means based on the designation code when the received information has a designation code for designating an information output method according to a driving situation. An information receiving device, comprising: 3. An information receiving apparatus according to claim 2, wherein said output control means outputs only information excluding information specified by a specified code among received information.