JPH1022849A - Fm teletext broadcasting receiving device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an FM teletext broadcasting receiving device which reads aloud the character information and its receiving time, thus causes no misjudgment of the character information even if there is reception omission and also improves its operating safety. SOLUTION: The character information signals, received from an FM teletext broadcasting receiver 23, are processed by a CPU 24 and registered in a RAM, together with the receiving time of these signals. The registered contents of the RAM are updated at all times. When a control switch 25 provided on a steering is operated, the character information on a desired item are successively read out in every page and through the final page and sent to a voice synthesizer 26. Then the character information are read aloud in voices through a speaker 27.

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 clarifying a time at which text information is fetched.

[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 in a normal FM broadcast, separated and detected by the FM character multiplexed information receiver 3, processed by the CPU 4, and the desired character information is displayed on the display device 6 in response to the operation of the operation switch 5. It is configured to:

[0003]

The above-mentioned conventional FM text multiplex broadcast receiving apparatus receives character information such as traffic information, news, and weather forecast at regular time intervals. Omission of reception of character information may occur over one page or several pages. This is repaired after a certain time, but the user does not know when the text information displayed after the restoration was received, and the text information etc. may cause erroneous judgment, which is a practical problem. there were. As a method of notifying the character information, the display device 6 displays the received traffic information, news, weather forecast, and other information by, for example, arranging characters and symbols in a display space of 15 rows × 2 columns, or Display device 6
The character information is transmitted to the user by a method of displaying in a display space of 15 rows × 6 columns or the like on a television screen.

[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] Further, the FM teletext receiver has an item selecting means because of its large amount of information. The item selection means includes, for example, traffic information such as the Metropolitan Expressway and general road conditions,
The necessary items are selected from the table of contents such as news such as social news, business trends, and weather forecasts in the Tokyo metropolitan area and recreational areas. In the FM teletext receiving apparatus, one item selected by the selection item means is constituted by information in which one page is a page consisting of 15 rows × 2 columns and the number of pages is several tens of pages. I have. For this reason, the FM teletext receiver includes a page turning means for turning the next page after reading each page.
However, since the number of pages is large, a switch operation for switching the screen of the display device is necessary. However, performing this operation during driving is extremely dangerous and may cause a traffic accident.

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.

SUMMARY OF THE INVENTION It is an object of the present invention to provide an FM text multiplex broadcast receiving apparatus which solves the above-mentioned problems of the prior art, in which the time at which text information is fetched is particularly clear, and which is suitable for in-vehicle use and which fully considers safe driving. To provide.

[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 together with its reception time for each item, page and the like, and processing to update this registration as needed; and items for the registered character information signal And a character information item selecting means for selecting a character information item, and an information output means for outputting a character information signal of the selected item together with its reception time.

According to a second aspect of the present invention, in the FM text multiplex broadcast receiving apparatus according to the first aspect of the present invention,
The gist of the invention is to have a clock means for outputting the reception time.

According to a third aspect of the present invention, in the FM text multiplex broadcast receiving apparatus according to the first or second aspect, the information output means has a voice synthesizing means for outputting the text information signal and the reception time as voice. Is the gist.

[0011]

DESCRIPTION OF THE PREFERRED EMBODIMENTS As an embodiment of the present invention, F
In the M-text multiplex broadcast receiving apparatus, for example, a CPU as a signal processing means has a clock function, and a voice synthesizer and a speaker are used instead of the display device.
The CPU registers the character information signal for each item, page, etc. together with the reception time, and updates this registration as needed. Also,
The character information signal read by the switch operation and the reception time are converted together into a voice signal by the voice synthesizer and output as voice from the speaker.

Therefore, even if the device of the present invention is incorporated in a car radio system, it is possible to collect information safely while driving, and the reception time is registered when the information is collected.
There is no misjudgment in traffic information.

The CPU as the signal processing means can read out the contents of one item of the selected character information to the last page every time one page is read. With this configuration, the need for a page turning operation is eliminated, so that the safety for a vehicle is further improved.

It is more preferable for safe driving to arrange the operation switch used as the character information item selection means on the steering of the automobile. Further, if a voice recognition device is used instead of the operation switch to operate by voice, the safety can be further improved.

[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 teletext receiver, 24 is C
It is a PU and has a clock function. An operation switch 25 is disposed on, for example, a steering wheel of an automobile. 26 is a speech synthesizer, and 27 is a speaker. F
The character information signal detected and separated by the M character multiplexed information receiver 23 is sent to the CPU 24, and the CPU 24 performs the following signal processing.

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.
S), the character information signal received at step S2 and the reception time are stored in the CPU 24 for each item and each page.
And stored in the RAM built in. After the completion of the initial registration of the text information, in order to update the stored text information signal and the reception time as needed, it is determined in step S3 whether or not the text broadcast is being received. S4
In step S5, it is determined that the data is to be updated, and if the data is to be updated (YES), the update in the RAM is designated in step S5, and the portion of the character information signal and the reception time of the item is rewritten to a new signal. Return. As described above, in the operation of the main routine of the CPU 24, the received character information signal and reception time are registered, and the registered character information signal and reception time are constantly updated.

FIG. 3 shows a flowchart (timer interrupt routine) of the operation of the CPU 24 for reading out a desired item from the character information signals registered as described above by operating the operation switch 25 by the user.

The CPU 24 interrupts the main routine of FIG. 2 at regular intervals by a timer.
The operation of the operation switch 25 is determined in step S6, and if it is on (YES), the character information specified by the switch operated in step S7 is given to the desired item data of the signal.

In step S8, the character information signal of the item data is sequentially read out along with the reception time for each page until the last page, and the character information data code and the reception time data code for each page are transmitted to the speech synthesizer 26. Send out. Thereafter, it is determined in step S9 whether reading of all pages has been completed. If NO, the process returns to step S8. If YES, the process returns to the main routine.
If the operation switch 25 is not operated in step S6 (NO), the process also returns to the main routine. In addition, as the character information item selection means, a voice recognition device can be used instead of the switch. The clock device may be provided separately from the CPU 24.

[0020]

As described above, according to the present invention, F
In the M-text multiplex broadcast receiving apparatus, the character information can be known together with the reception time, so that there is no erroneous determination even if there is omission in receiving traffic information or the like. Moreover, if the voice synthesizer is used, the character information and the reception time can be heard by voice, so that it is not necessary to take a look off during driving, which is very effective for safe driving. In this case, the content of one item of the character information can be automatically read up to the last page every time one page is read, and the page turning operation is not required. It can be reduced and safety is further improved. In this case, it is possible to further enhance the safety by arranging the operation switch for item selection on the steering wheel or using a voice recognition device instead.

[Brief description of the drawings]

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

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

FIG. 3 is a flowchart showing the operation of the embodiment.

FIG. 4 is a block diagram of a conventional FM teletext receiver.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 21 Antenna 22 Tuner 23 FM character multiplex information receiver 24 CPU 25 Operation switch 26 Voice synthesizer 27 Speaker

Claims (3)

[Claims] 1. An FM text multiplex broadcast receiving means for receiving a FM text multiplex broadcast and outputting a text information signal, and registering the text information signal together with its reception time for each item, page, etc. Signal processing means for processing to update, character information item selecting means for selecting the registered character information signal item, information output means for outputting the character information signal of the selected item together with its reception time, FM characterized by comprising
Teletext broadcast receiver. 2. The FM text multiplex broadcast receiving apparatus according to claim 1, wherein said signal processing means has a clock means for outputting said reception time. 3. The FM teletext receiver according to claim 1, wherein said information output means includes a voice synthesizing means for outputting the text information signal and the reception time as voice.