JPH1022848A - Fm teletext broadcasting receiving device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide by means of a keyword an FM teletext broadcasting receiving device which can instantaneously take out the relevant ones out of a large number of character information signals. SOLUTION: The character information signals, received from an FM teletext broadcasting receiving device 23, are processed by a CPU 24 and registered in a RAM, and the registered contents of the RAM are updated at all times. A prescribed keyword is registered beforehand via a switch 29. Then the relevant character information are taken out in every page as necessary by means of the keyword, sent to a voice synthesizer 27 and read aloud in voices through a speaker 28.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an FM text multiplex broadcast receiving apparatus, and more particularly to an improvement for enabling required character information to be read out immediately.

[0002]

2. Description of the Related Art The configuration of a conventional FM teletext receiver is shown in FIG. In the figure, 1 is an antenna, 2 is a tuner, 3 is an FM character multiplexed information receiving device, 4 is a CPU composed of a microcomputer or the like, 5 is an operation switch, 6
Is a display device. The character information is multiplexed on a normal FM broadcast, is separated and detected by the receiving device, is processed by the CPU 4, and is configured so that desired character information is displayed on the display device 6 in response to the operation of the operation switch 5. ing.

[0003]

In the above-mentioned conventional FM teletext receiver, the display device 6 displays the received traffic information, news, weather forecast, and other information on, for example, 15 rows × 2 columns. A method of displaying characters and symbols side by side in the display space, or a method of displaying 15 characters on the television screen of the display device 6.
The character information is transmitted to the user by a method of displaying in a display space such as a row × 6 columns.

[0004] However, according to such a method, the user must read the display screen to obtain character information.
In particular, when the above-mentioned conventional receiver is incorporated in a car radio system and mounted on a car, it is extremely dangerous for a driver to use the receiver while driving.

[0005] Also, teletext has a large amount of information,
Item selection For example, work or page turning to select necessary items from the table of contents such as traffic information (metropolitan expressway information, general road information, etc.), news (general news, business trends, etc.), and weather forecast (metropolitan area, resort area, etc.) (One item selected in the above work is several tens of pages: one page = 15 lines x
A switch operation around the display device is required for the operation of turning over the next page after each page is read, which is composed of two columns of information, and this operation during driving is also extremely dangerous.

Further, as this kind of conventional technology, for example,
There is a vehicle running information sound notification device disclosed in Japanese Patent Application Laid-Open No. 2-147447. This device is a means for notifying a driver of traveling information by voice without leaving the driver's line of sight from the traveling road. However, this means is limited to travel information, and has a problem that the amount of information is small and a large amount of information cannot be suitably provided.

An object of the present invention is to solve the problems of the prior art and to provide an FM text multiplex broadcast receiving apparatus which is particularly suitable for use in vehicles and which fully considers safe driving.

[0008]

In order to achieve the above object, an FM teletext receiving apparatus according to the first aspect of the present invention comprises:
FM which receives M teletext and outputs text information signal
Character multiplexed information receiving means, signal processing means for registering the character information signal for each item, page, etc., and processing to update this registration as needed; and corresponding to a predetermined keyword from the registered character information signal The gist of the present invention is to provide first character selecting means for selecting a character information signal to be output and character information outputting means for outputting the selected character information signal.

According to a second aspect of the present invention, in the FM text multiplex broadcast receiving apparatus according to the first aspect, the first selecting means includes a keyword registering means for registering a predetermined keyword in a storage device, and a registered keyword. And reading means for reading out the character information signal corresponding to the above from the signal processing means in units of one page.

The FM text multiplex broadcast receiving apparatus according to a third aspect of the present invention, according to the first or second aspect, selects an item of the registered character information signal and transmits the character information signal of the selected item to the character information signal. The gist of the present invention is to have a second selecting means for outputting from the information output means.

[0011] An FM text multiplex broadcast receiving apparatus according to a fourth aspect of the present invention is characterized in that, in the first aspect of the present invention, the character information output means includes a voice synthesizer and a speaker.

A fifth aspect of the present invention provides an FM teletext multiplex broadcast receiving apparatus according to the first aspect, wherein the first selecting means includes a voice recognition apparatus.

[0013]

DESCRIPTION OF THE PREFERRED EMBODIMENTS As an embodiment of the present invention, F
In the M-text multiplex broadcast receiving apparatus, a predetermined keyword is registered in advance so that necessary character information can be immediately read out from a large amount of registered character information, and a character information signal is selected by the keyword. And output it.

As the character information output means, a voice synthesizing device may be used so as to output character information by voice. In addition, a voice recognition device may be used in order to register and read out keywords by voice.

[0015]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention shown in the drawings will be described below.
FIG. 1 shows an embodiment of an FM text multiplex broadcast receiving apparatus for a vehicle according to the present invention. In the figure, 21 is an antenna, 22 is a tuner, 23 is an FM character multiplexed information receiving device, 24 is a CPU, 25 is an operation switch, 27 is a speech synthesizer, 2
8 is a speaker. 29 is a keyword switch, 3
0 is a registration switch, 31 is a display device for confirming a registered keyword, and 32 is a memory (for example, an EEPROM). F
The character information signal detected and separated by the M character multiplexed information receiving device 23 is sent to the CPU 24, and the CPU 24 performs the following signal processing. Each of the switches 25.29,
Preferably, 30 is arranged, for example, on the steering of a motor vehicle.

FIG. 2 shows a flowchart (main routine) of the operation of the CPU 24. In FIG.
Steps S1 and S2 are for initial registration of a character information signal.
Steps S5 to S5 indicate an update registration operation at any time. In step S1, it is determined whether or not a text broadcast is being received.
In the case of S), the character information signal received in step S2 is converted into the RA built in the CPU 24 for each item and for each page.
Store in M. After the completion of the initial registration of the text information, in order to update the stored text information signal as needed, it is determined in step S3 whether a text broadcast is being received, and the text broadcast is being received (YES).
In step S4, it is determined whether or not data has been updated, and if it is updated (YES), the update in the RAM is specified in step S5, and the character information signal portion of the item is rewritten with a new signal. Return. As described above, in the operation of the CPU 24 main routine, the received character information signal is registered and the registered character information signal is constantly updated.

FIG. 3 shows a CPU for registering a keyword.
24 shows a flowchart (subroutine) of the operation 24.
In the present invention, the character information signal registered as described above has a huge amount of information accumulated, so that each user can immediately extract necessary character information desired to obtain,
A predetermined keyword is registered in advance, and the necessary character information is extracted and output based on a keyword associated with the character information.

In the keyword registration subroutine shown in FIG. 3, keyword registration is started by turning on the registration switch 30, and it is determined in step S6 that the keyword switch 29 turned on is NO. In step S7, the keyword code 1 corresponding to the area of the memory 32 of the keyword 1 is stored.

On the other hand, if NO = 1 in step S6 (NO), the flow shifts to step S8 to determine whether or not NO = 2. If YES, the area of the memory 32 of the keyword 2 is determined in step S9. Is stored with the keyword code 2.

As described above, according to the number of keywords NO, as shown by the dotted line in FIG. 3, in steps S10 and subsequent steps, the keyword switch NO is determined. If YES, the keyword NO is stored in the memory 32 area of the keyword NO. Store keywords.

FIG. 4 shows the character information signal registered as described above by the keyword registered as described above, and the CPU 24 for reading a desired item or a predetermined keyword by the user by operating the switches 25 and 29. 4 shows a flowchart of the operation (timer interrupt routine).

The CPU 24 interrupts the main routine of FIG. 2 at predetermined time intervals by a timer. The operation of the switch 25 is determined in step S20. If the switch 25 is turned on (YES), the operation proceeds to step S21. Whether the keyword switch 29 is on (YES) or not (N
O) is determined, and if YES, step S22
If NO is determined, the process proceeds to step S25.

In step S22, the registered keyword No. Are detected, and only the corresponding character information obtained by the search in step S23 is set to 1
Reading is performed in page units, and all pages are completed (step S2).
4) Continue until you do.

On the other hand, if the keyword switch 29 is off (NO) in step S21, step S25
Move to In step S25, the desired item data of the character information signal specified by the operation switch 25 is given, the character information signal of the item data is sequentially read out for each page, and the process is continued until all pages are completed (step S26).

The character information signal read out as described above is sent to the speech synthesizer 27 one page at a time, and is output from the speaker 28 as voice. Upon completion of the reading, the process returns to the main routine of FIG.

As described above, according to the present invention, character information is selected by a keyword, and necessary information can be immediately taken out. For example, if you want to know the contents of your commute route using traffic information, the keywords "setagaya"
"Kannana" or the like is registered in advance, and the keyword switch is pressed before commuting in the morning, and only the traffic information related to the keyword is read aloud. It is also possible to use a voice recognition device instead of each of the switches to register a keyword or the like by uttering the user.

[0027]

As described above, according to the present invention, F
In the M-letter multiplex broadcast receiving apparatus, a corresponding signal can be immediately extracted from a huge traffic information signal by a keyword, so that the operation of the switch becomes easy in a short time. In addition, since this can be read out by voice, it is very effective in confirming the safety of driving, especially in a vehicle.

[Brief description of the drawings]

FIG. 1 is a block diagram showing one embodiment of the present invention.

FIG. 2 is a flowchart showing a main routine of the operation of the embodiment.

FIG. 3 is a flowchart showing a subroutine (keyword registration) of the operation of the embodiment.

FIG. 4 is a flowchart showing a timer interrupt routine of the operation of the embodiment.

FIG. 5 is a block diagram of a conventional FM teletext receiver.

[Explanation of symbols]

 Reference Signs List 21 antenna 22 tuner 23 FM character multiplexed information receiving device 24 CPU 25 operation switch 26 steering 27 voice synthesizer 28 speaker 29 keyword switch 30 registration switch 31 keyword confirmation display device 32 memory

Claims (5)

[Claims] 1. An FM text multiplex information receiving means for receiving an FM text multiplex broadcast and outputting a text information signal, and registering the text information signal for each item, page, etc., and updating this registration as needed. Signal processing means for processing; first selecting means for selecting a character information signal corresponding to a predetermined keyword from the registered character information signals; and character information output means for outputting the selected character information signal. An FM text multiplex broadcast receiving device, comprising: 2. The image processing apparatus according to claim 1, wherein the first selection unit includes a keyword registration unit that registers a predetermined keyword in a storage device, and a reading unit that reads a character information signal corresponding to the registered keyword from the signal processing unit in units of one page. The FM text multiplex broadcast receiving apparatus according to claim 1, comprising: 3. The apparatus according to claim 1, further comprising a second selection unit that selects an item of the registered character information signal and outputs the character information signal of the selected item from the character information output unit. Or the FM teletext receiver according to 2. 4. The FM teletext receiver according to claim 1, wherein said text information output means includes a voice synthesizer and a speaker. 5. The FM teletext receiving apparatus according to claim 1, wherein said first selecting means includes a voice recognition device.