JPH1013366A - Information transmitter and information receiver - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide the information transmitter and the information receiver in which detailed information relating to reception information is displayed and old information in a storage device is easily updated into a newest content. SOLUTION: An information transmitter 3 is provided with a control information addition means 50 that adds a detailed information code denoting it that detailed information relating to character information is in existence in a transmitter or other information service device to the character information and with a transmission means 51 sending the character information to which the detailed information code is added, and an interpolation receiver 2 is provided with a reception means 52 receiving character information, a display means 53 displaying the received character information, a telephone set connection means 54 used to connect the telephone set 15 to the receiver, a display control means 55 which receives the detailed information via the telephone set 15 when the detailed information code is added to the received character information and displays the received detailed information on the display means 53.

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 teletext broadcasting, and an information receiving apparatus for receiving and displaying the transmitted character information (dedicated receiver). , Car navigation devices, etc.).

[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. For example, a menu is displayed in the first program, and information contents of each menu are displayed in the second and subsequent programs. The first line of each page is used as a header for displaying a source of information and the like, and the second and third lines are used as a text for displaying the contents of information.

When a desired program is viewed on the above-mentioned conventional visible radio or the like, when a program menu is selected, various menus are displayed on a screen, and the desired program is selected from the displayed menu. Will be displayed.

Some of the receiving devices include a storage device such as a CD or an ID card, and read out detailed information relating to the received content from the storage device and display the detailed information together with the received information. .

[0005]

However, in a visible radio or the like provided with the above-mentioned conventional storage device, when "facility information" is selected from a program menu, a "facility information" program such as an amusement park is displayed. However, since this information is displayed by adding the detailed information in the storage device to the information transmitted from the transmission device, the actual facility contents and the details in the storage device due to equipment change, relocation, etc. There is a problem that the content of the information may be different.

In order to keep the information in the storage device up to date, it is possible to transmit the latest information from the transmission device using text multiplex broadcasting and store it in the storage device. And the receiver with the old information is not sure whether it can reliably receive the latest information.

[0007] The present invention has been made in view of the above-mentioned conventional problems, and can display detailed information related to received information.
Another object is to provide an information transmitting device and an information receiving device that can easily update old information in a storage device to the latest content.

[0008]

As shown in FIG. 18, according to the first aspect of the present invention, there is provided an information transmitting apparatus 3 for transmitting character information to an external receiving apparatus 2 using a radio wave of teletext broadcasting. A control information adding unit 50 for adding a detailed information code indicating that detailed information related to the information is present on the transmitting device side or another information providing device to the character information; and a character information to which the detailed information code is added. Transmission means 51 for transmitting.

According to a second aspect of the present invention, there is provided an information receiving apparatus for receiving and displaying character information transmitted from an external transmitting apparatus using radio waves of text multiplex broadcasting. Display means 53 for displaying the received character information, telephone connection means 54 for connecting the telephone set 15, and connection of the detailed information when the received detailed information code is added to the received character information. And a display control unit 55 for displaying the detailed reception information in text or voice on the display unit 53 or an external display device while receiving the received detailed information via the telephone set 15.

According to a third aspect of the present invention, there is provided an information transmitting apparatus for transmitting character information to an external receiving apparatus using radio waves of teletext broadcasting, wherein the character information includes the latest information relating to the information. Alternatively, a control information adding unit 50 for adding a version code indicating presence in another information providing apparatus and a transmitting unit 51 for transmitting character information to which the version code is added are provided.

According to a fourth aspect of the present invention, there is provided an information receiving apparatus for receiving and displaying character information transmitted from an external transmitting apparatus using radio waves of teletext broadcasting, a receiving means for receiving the character information. Storage means 56 for storing information corresponding to the received character information, display means 53 for displaying the received character information and information from the storage means 56, and telephone connection means 54 for connecting the telephone set 15.
When the version code is added to the received character information, the latest information is received via the connected telephone set 15, and the storage information in the storage means 56 is updated with the received information. Updating means 57.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. 1 to 17 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 diagram showing a configuration of a broadcasting apparatus including the transmitting apparatus and the receiving apparatus. FIG. 3 is a diagram showing a specific example of the receiving apparatus, FIG. 3 is a block diagram showing the configuration of the receiving apparatus, and FIG.
FIG. 17 to FIG. 17 are diagrams illustrating examples of information received by the receiving device.

In FIG. 1, reference numeral 1 denotes a broadcasting device for performing text multiplex broadcasting by FM broadcasting.
Receiving apparatus 2 for receiving and displaying character information, and receiving apparatus 2
, A transmitting device 3 for wirelessly transmitting information to the receiving device 2, and an input device 5 for inputting traffic information or the like to the transmitting device 3 via a telephone line 4 or the like.

The transmitting device 3 transmits a detailed information code and a version code indicating that the detailed information related to the transmitted information and the latest information exist in the transmitting device 3 or in an external information providing device other than the transmitting device 3. It has a function of adding character information and a function of transmitting character information to which the above codes are added.

The receiving device 2 has a display (display means) 6 for displaying the received character information. The display page, display position, display time, and character information of the character information on the display 6 are displayed. The display ratio between the map information and the map information can be arbitrarily changed.

The receiving device 2 includes an operation function key 11, a direction key (cursor key) 12 for moving a cursor and the like, an operation confirmation key 13, and a cable 14.
And a connector (telephone connection means) 16 for connecting the mobile phone 15 through the communication device. Also, CD-RO
A connector (not shown) for connecting a storage device such as an M, an IC card, a DVD or the like is provided, and detailed information on the content of the received character information is read from the storage device.

As shown in FIG. 3, the receiving apparatus 2 includes a tuner (reception means) 18 for selecting a signal from a predetermined broadcasting station from a signal input from the antenna 17 and an FM based on the selected signal. A demodulator 19 for demodulating the multiplexed data signal.

The received character information signal and a predetermined key operation signal from each of the keys 11 to 13 are input, and a channel selection instruction signal to the tuner 18 and display data to the display 6 are inputted. Output, an instruction for automatic dialing to the telephone 15, and data in the IC card 22 and the RAM 24, which are storage devices (storage means), as detailed information and latest information received by the telephone 15 via a telephone line or the like. And a CPU (display control means, update means) 20 for performing control processing such as updating the information. Note that a ROM 23 stores a control program and the like.

A converter 26 for converting the received character information into audio data is connected to the CPU 20. The converted audio data is output from a speaker 28 via an amplifier 27. ing.

The display 6 displays, for example, data in the format shown in FIG. 4, and this data is composed of a header 8 for displaying a source of information and the like and a content 9 of the information.

The header 8 is composed of 31 bytes of data as shown in FIG. 5, and the source of the information is recorded in the first to 16th bytes. Then, a control code 10 as an identifier for identifying the characteristic of the information content of the text 9 is added to the 17th to 30th bytes by the control information adding means of the transmitting device 3.

As shown in FIG. 6, the control code 10 is composed of a plurality of codes. A large classification code indicating the type of information is in the 17th byte, and a small classification code indicating the item number is in the 18th and 19th bytes. In the classification code, the update flag indicating the update of the information content in the 20th byte is updated in the 21st byte indicating the processing at the time of updating the information content, that is, storing or not storing the received data before the update in the storage device. The processing flag at the time (processing code at the time of updating) is stored in the 22nd byte of the transmitting device 3
Is the number of times the content of the information is changed, and the version code indicating that the latest information related to the information is present in the transmitting device 3 is stored in the 23rd byte by calling the transmitting device 3 from the receiving device 2 to the detailed information. The access request instructing to receive the latest information includes the facility code specifying the facility described in the information in the 24th to 28th bytes, and the detailed information related to the information in the 29th byte to the transmitting device 3. A detailed information code indicating the existence is recorded. The 30th byte is provided for extension when adding or modifying a code.

Here, the large classification code is used to classify the type of information. The large classification code includes "!" Indicating that the information is a notice from a broadcasting station.
"" Indicating a program menu and "#" indicating a program content are used. Note that “＄” is used for other types of information.

The sub-classification code is used to divide a plurality of pieces of information included in one program for each content item. As the sub-classification code, as shown in FIG. The 5th to 8th bits of the 18th byte of the display control code 10 correspond to the item numbers “1 to 4”, and the 5th to 8th bits of the 19th byte of the display control code 10 correspond to the item numbers “5 to 8”. , Respectively.

Next, the operation of the present embodiment will be described. First, when the power of the receiving device 2 is turned on, a menu program covering three pages shown in FIGS. 8 to 10 is received in response to the transmission from the transmitting device 3, and the text 9 of each page is used as a menu. It is displayed on the display 6. The major classification code of the control code 10 in the header 8 of each page is "" because the content of the text is a menu.

Then, for example, when “5. Entertainment” in FIG. 10 is selected by a cursor operation or the like, the information as the contents of the entertainment program shown in FIGS. Received.

First, in the first page shown in FIG. 11, since the large classification code is set to "", the body 9 of this page is a menu. Based on the fifth and sixth bits of the classification code, it is determined that the item number of this page is "1, 2".

In the second page shown in FIG. 12, since the large classification code is set to "", the text 9 of this page is a menu. , The item number on this page is "3, 4"
Is determined.

In the third page shown in FIG. 13, the main classification code is set to "", so that the main body 9 of this page is a menu.
The item number of this page is determined to be "5" based on the fifth bit of the small classification code of the byte.

Then, for example, when "Today's Restaurant" in FIG. 11 is selected by a cursor operation or the like, FIGS.
Information as the contents of the program shown in FIG. 17 is received in response to the transmission from the transmission device 3.

In the first page shown in FIG. 14, since the large classification code is set to "", the body 9 of this page is a menu. The item number of the page is determined to be “2”.

In the second to fourth pages shown in FIGS. 15 to 17, since the large classification code is set to "#", the body 9 of these pages is the program contents, From the sixth bit, it is determined that the item numbers of these pages are "2".

Further, the number of times of changing the information content from the version data of the 22nd byte is 3 times,
From the facility code of up to 28 bytes, the facility is the above RAM2
4 is determined to be located at "RK045" in the database in the storage device.

When the version data of the facility information related to the facility code "RK045" stored in the RAM 24 or the like is smaller than "3" and the access request of the 23rd byte is "1", the telephone 15 It is connected to the transmitting device 3 by an automatic dial, the latest information is received, and the contents of the detailed information such as the telephone number and the route of the restaurant in the RAM 24 and the like are updated to the latest.

When the access request of the 23rd byte is "1" and the flag of the detailed information code of the 29th byte is set to "1", the information other than the information displayed in FIGS. Assuming that more detailed information related to the information is registered in the transmitting device 3, the telephone 15 is connected to the transmitting device 3 by an automatic dial, and the detailed information is received in the same manner as described above.

When the detailed information is registered in another information providing apparatus other than the transmitting apparatus 3, the detailed information is received from the other information providing apparatus via a telephone line.

As described above, the latest information and the detailed information relating to the information, the version code and the detailed information code indicating that the transmitting apparatus 3 exists, the code indicating the access request to the transmitting apparatus 3 and the information Since the information is transmitted by adding the facility code specifying the facility, and based on each of these codes, the update control of the information stored in the receiving device 2 is performed. It is possible to always keep the information contents of facilities and the like up to date and more detailed.

The above detailed information and the latest information may be displayed not only on the display of the receiver itself but also on an external display device (such as a navigation device) by text or voice.

[0039]

As described above, according to the information transmitting apparatus of the first aspect, the character information is transmitted by adding the detailed information code indicating that the detailed information related to the transmitted information exists. Therefore, there is an effect that the receiving device can display more detailed information by using the detailed information code.

According to the information receiving device of the invention of claim 2, when the detailed information code is added to the received information, the detailed information is received and displayed via the telephone, or the external display device is used. , It is possible to prevent an increase in the amount of character information transmitted from the transmitting device.

According to the information transmitting apparatus of the third aspect, the character information is transmitted by adding the version code indicating that the latest information relating to the transmitting information is present. There is an effect that newer information can be displayed by using the code.

According to the information receiving apparatus of the present invention, when a version code is added to the received information, the latest information is received and displayed via a telephone, and the content of the stored information is displayed. Is updated to the reception information, so that information having new contents can be displayed more easily, and the transmission amount of character information from the transmission device can be prevented from increasing.

[Brief description of the drawings]

FIG. 1 is a diagram illustrating a configuration 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 received by the receiving device.

FIG. 5 is a diagram showing an example of information received by the receiving device.

FIG. 6 is a diagram showing an example of information received by the receiving device.

FIG. 7 is a diagram illustrating an example of information received by the receiving device.

FIG. 8 is a diagram showing an example of information received by the receiving device.

FIG. 9 is a diagram showing an example of information received by the receiving device.

FIG. 10 is a diagram showing an example of information received by the receiving device.

FIG. 11 is a diagram showing an example of information received by the receiving device.

FIG. 12 is a diagram showing an example of information received by the receiving device.

FIG. 13 is a diagram showing an example of information received by the receiving device.

FIG. 14 is a diagram showing an example of information received by the receiving device.

FIG. 15 is a diagram showing an example of information received by the receiving device.

FIG. 16 is a diagram showing an example of information received by the receiving device.

FIG. 17 is a diagram illustrating an example of information received by the receiving device.

FIG. 18 is a diagram showing the configuration of the claims of the present invention.

[Explanation of symbols]

 2 Receiving device 3 Information transmitting device 15 Telephone 50 Control information adding means 51 Transmitting means 52 Receiving means 53 Display means 54 Telephone connecting means 55 Display control means 56 Storage means 57 Update means

Claims (4)

[Claims] 1. An information transmitting apparatus for transmitting character information to an external receiving apparatus using a radio wave of a text multiplex broadcast, wherein the detailed information code indicating that detailed information related to the character information is present is transmitted to the character information. An information transmitting apparatus, comprising: a control information adding unit that adds character information to a character information; and a transmitting unit that transmits character information to which the detailed information code is added. 2. An information receiving apparatus for receiving and displaying character information transmitted from an external transmitting apparatus by using radio waves of teletext broadcasting, a receiving means for receiving the character information,
Display means for displaying the received character information, telephone connection means for connecting a telephone, and when the detailed information code is added to the received character information, the telephone connected to the detailed information is displayed. And a display control means for displaying the detailed reception information on the display means or an external display device. 3. An information transmitting apparatus for transmitting character information to an external receiving apparatus using a radio wave of a text multiplex broadcast, wherein a version code indicating that the latest information relating to the character information is present is added to the character information. An information transmitting apparatus, comprising: a control information adding unit that transmits character information to which the version code is added. 4. An information receiving device for receiving and displaying character information transmitted from an external transmitting device using a radio wave of a text multiplex broadcast, a receiving means for receiving the character information,
Storage means for storing information corresponding to the received character information, display means for displaying the received character information and information from the storage means, telephone connection means for connecting a telephone, and the received character And updating means for receiving the latest information via the connected telephone when the version code is added to the information and updating the storage information of the storage means with the received information. Information receiving device.