JPH1169278A - Broadcast reception storage device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a broadcast receiver storage device, where a recording storage device of a receiver automatically stores a desired signal in broadcast video and audio signals from the initial part of the signals. SOLUTION: Data received by receiver 10 are given to a multiplexer/ demultiplexer 112, where the data are demultiplexed into do data and music information data. The separated audio data are given to an audio decoder 113, where the data are decoded into audio signal and is outputted from a voice output device 114 and given to a recording storage device 115 recording it. The music information data are given to the recording storage device 115 and a storage device control section 116, which controls the recording storage device 115 and used for controlling audio data recording. The storage device control section 116 records the data by an instruction from a input device 117 and in the case of operation on the way of broadcast music, the music information data of a music multiplexed are recorded and music information data are automatically discriminated at the broadcast of the succeeding identical music and the recording is started from the head of the music.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a broadcast receiving and storing apparatus for recording and storing broadcast video and audio signals.

[0002]

2. Description of the Related Art A conventional digital broadcast receiving apparatus will be described with reference to FIG.
Includes a coding device 601 for coding a signal, a multiplexing device 602 for multiplexing a signal for transmitting data coded by the plurality of coding devices 601 through one transmission path,
It comprises a broadcast device 603 for broadcasting the multiplexed data.

On the other hand, a receiving device 610 receives a broadcasted data, a multiplexing device 612 for separating data multiplexed by the multiplexing device 602, and a data multiplexing device 612. A decoding device 613 for decoding and decoding into video and audio signals, an output device 614 for outputting decoded video and audio signals, and a recording and storage device 615 for recording data separated by the demultiplexing device 612 are provided. It is configured. In some cases, the recording and storage device 615 is configured to record the signal decoded by the decoding device 613. Further, the recording and storage device 615 is configured using a magnetic recording medium, an optical recording medium, or the like.

[0004] In the above-described conventional digital broadcast receiving apparatus, since the data transmitted from the broadcaster 603 is only an encoded video or audio data stream, what information is contained in the data stream. The receiving device 610 could not know whether it was represented. Therefore, a desired video or audio signal is recorded and stored in the storage device 61.
In order to accurately record on the recording device 5, the recording and storage device 615 had to be operated after confirming the video and audio from the output device 614.

[0005] However, when the recording and storage device 615 is operated after confirming the video and audio, it is not possible to record and store the video and audio retroactively to the start portion. Therefore, the time at which the desired signal is transmitted again from the broadcaster 603 is checked in advance, and at that time, the recording and storing device 6
15 has to be operated manually, or the time has to be set in the recording storage device 615 to automatically perform recording.

[0006]

SUMMARY OF THE INVENTION Therefore, the present invention automatically records and stores a desired video / audio signal from broadcasted video / audio signals in a recording / storage device of a receiver from the beginning of the signal. The purpose is to do.

[0007]

Means for Solving the Problems The present invention has been made in view of the above problems, and according to the first aspect of the present invention,
Broadcast information storage means for storing broadcast information data formed from video and audio signals and an identification signal for identifying the video and audio signals; encoding means for encoding broadcast video and audio signals; A multiplexing unit that multiplexes the broadcast information data and the encoded video and audio signals, a broadcasting device that includes a broadcasting unit that broadcasts the information multiplexed by the multiplexing unit, Receiving means for receiving broadcasted information; demultiplexing means for separating the received information into coded video and audio signals and broadcast information data; and decoding the coded video and audio signals Decoding means; output means for outputting the decoded video and audio signals; instruction input means for instructing recording of the decoded video and audio signals; And a storage means for recording the video and audio signals, is composed of a receiving apparatus and a storage device control unit for controlling the storage means based on an instruction from said instruction input means, designated by the instruction input means,
A broadcast receiving / storage device that automatically records video and audio signals broadcast from the broadcast device is configured.

According to the invention described in claim 2, according to claim 1
In the broadcast receiving and storing apparatus according to the above, further, between the demultiplexing means and the decoding means of the receiving apparatus, a temporary storing means for temporarily storing the encoded video and audio signals is provided, and the broadcast receiving and storing apparatus is provided. Constitute.

According to the invention described in claim 3, according to claim 1 of the present invention,
3. The broadcast receiving and storing apparatus according to claim 1, further comprising: storage means for storing the video and audio signals to be broadcast to the broadcast apparatus, and receiving the video and audio signals stored in the storage means of the broadcast apparatus via communication means. And a transfer control means for controlling the transfer means in accordance with an instruction from the storage device control means to constitute a broadcast reception and storage device.

[0010] According to the fourth aspect of the present invention, the first aspect is provided.
In the broadcast receiving and storing apparatus according to the above, further, storage means for storing the video and audio signals to be broadcast to the broadcast apparatus is provided, and the encoded video and audio are provided between the demultiplexing means and the decoding means of the receiving apparatus. A temporary storage unit for temporarily storing signals, a transfer unit for transferring video and audio signals stored in the storage unit of the broadcasting device to the receiving device via the communication unit, and a transfer unit in accordance with an instruction of the storage device control unit. A broadcast reception and storage device is provided with a transfer control unit for controlling the broadcast reception and storage device to solve the above-mentioned problem.

According to the first aspect of the present invention, since the signal for identifying the content is broadcast simultaneously with the video / audio signal, the receiving apparatus sets automatic recording based on the identification signal. When the signal to be recorded and stored is transmitted from the broadcaster again, the recording and storage device of the receiver is automatically operated, and the target video and audio signals can be recorded and stored from the beginning. .

Further, according to the broadcast receiving and storing apparatus of the present invention, the target video and audio signals are stored in the recording and storing apparatus from the storage contents of the video and audio signal temporary storage means provided on the receiving apparatus side. When a recording instruction is issued, recording can be started from the first portion.

According to the third aspect of the present invention, the broadcast receiving / storing device transfers the video / audio signal provided from the storage device for storing the video / audio signal to the receiving device via the communication device. Video and audio signals can be recorded and stored from the first part when the recording instruction is issued.

Further, according to the broadcast receiving / accumulating device of the fourth aspect, the target video / audio signal is stored in the recording / accumulating device from the storage contents of the video / audio signal temporary storage means provided on the receiving device side. When a recording instruction is issued, it is possible to record and accumulate from the first part at the time, and when recording cannot be performed on the recording and accumulating device from the storage contents of the temporary storage means, the video / audio signal provided on the broadcasting device side is transmitted. Transfer from the storing means to the receiving device via the communication means, and the target video / audio signal can be recorded and accumulated from the first portion at the time when the recording instruction is issued.

[0015]

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described with reference to FIGS. FIG. 1 is a block diagram showing a configuration of a first embodiment of a broadcast receiving and storing apparatus according to the present invention. FIG. 2 is a diagram showing a configuration of multiplexed data of the broadcast receiving and storing apparatus according to the present invention. FIG. 3 is a flowchart for explaining the operation of the first embodiment. FIG. 4 is a block diagram showing the configuration of the second embodiment, and FIG. 5 is a block diagram showing the configuration of the third embodiment. Note that, in these embodiments, music broadcasting in radio broadcasting is shown. However, the present invention is not limited to these embodiments, and is naturally applicable to video broadcasting such as television broadcasting and other data broadcasting. It is.

The broadcasting device 100 of the first embodiment is shown in FIG.
As shown in FIG. 1, an audio signal control unit 10 for controlling an audio signal
1, an audio encoding device 102 for encoding an audio signal,
A music information storage device 103 that holds music information, and a multiplexing device 104 that multiplexes encoded sound and music information.
And a broadcast device 105 for transmitting the information. The song information stored in the song information storage device 103 includes a song I for identifying a song, which will be described in detail later.
D (Identification Code), song title, and other song information are included.

The receiving apparatus 110 includes a receiver 111 for receiving a broadcast, a demultiplexing apparatus 112 for separating multiplexed audio data and music information data, an audio decoding apparatus 113 for restoring audio, and a decoding apparatus 113 for decoding audio. Audio output device 114 for outputting a converted audio, a recording and storage device 115 for recording audio data, a storage device controller 116 for controlling the recording and storage device 115, and an input device 1 for inputting a recording and storage instruction
17 and the like.

Next, the configuration of multiplexed data of an audio signal and music information data will be described with reference to FIG. Audio signal songs A21 until time t ₂ is the song B22 from time t ₃ to t ₄ is also a song A23 from the time t ₅ is again sent. On the other hand, song I which is song information data
D, song titles, etc. are repeatedly multiplexed at a predetermined cycle.
For example music ID to time t ₂ with respect to the song A21, Song A like 31-32 is, time t ₄ from time t ₃ relative to tune B22
Song ID, Song B, etc. 33 to 36, also music ID to tune A23 again from time t ₅ to, Song A, etc. 37-38
Are multiplexed at a predetermined cycle.

Next, the operation of the first embodiment for handling signals having the above-described multiplexed data structure will be described. First, an audio signal control unit 101 for controlling the audio signal of the broadcasting device 100 converts the audio signal of the music into the audio encoding device 10.
2 and to the music information storage device 103 to send the music information data of the music to the multiplexing device 104. The audio encoder 102 encodes the audio signal into audio data, which is input to the multiplexer 104 and multiplexed with the music information data. The multiplexed data is transmitted from the broadcaster 105.

In the receiving device 110, the signal transmitted from the broadcaster 105 is received by the receiver 111, and the received data is passed to the demultiplexing device 112, where the data is separated into audio data and music information data. The separated audio data is input to the audio decoding device 113 to restore the audio, and the audio output device 1
14 is output. The audio data is input to the recording and storage device 115 for recording the audio data. On the other hand, the music information data is stored in the storage device 115 and the storage device 115.
Is supplied to the storage device control unit 116 for controlling audio data recording and storage. Storage device controller 116
Performs recording and accumulation based on an instruction from the input device 117 for instructing recording and accumulation.

Next, the operation of the storage device controller 116 will be described with reference to the flowchart of FIG. The storage device controller 116 waits for an instruction from the input device 117 (step S301), and stores the music information data of the audio data being broadcast at the time of the instruction, in the storage device controller 11.
6 is added to the recording schedule list (not shown) (step S302). This instruction is performed by operating the input device 117 when the user wants to listen to and record the sound of the sound output device 114. As described above, the audio data and the music information data are multiplexed as shown in FIG. This step is repeated and added to the recording schedule list each time there is an input.

On the other hand, the song ID in the song information data of the audio currently being broadcast output from the demultiplexing device 112 is compared with the song ID recorded in the recording schedule list (step S303). In this case, the voice / song information data is recorded in the recording and storage device 115 (step S).
304). As long as the song ID of the song information data output from the demultiplexing device 112 matches the song ID being recorded, recording on the recording and storage device 115 is continued, and when the song ID no longer matches, the recording is terminated ( Step S305). After completion, the music information data is deleted from the recording schedule list (step S306), and the process returns to step S303 to perform the next recording operation.

In general, a user performs a recording input operation while a song is being broadcast, but by giving an instruction while the song is being broadcast, the multiplexed song information data of the song is transmitted. Be recorded. Therefore, it becomes possible to automatically determine the music information data at the time of broadcasting the next same music and start recording from the beginning of the music. For example, in FIG. 2, when the user operates the input device 117 to record the song at time t ₁ when the song A21 is broadcast, the song I of the song is played.
D and the song title A32 are recorded in the recording schedule list. After that, when the song A23 again at the time t ₅ is broadcast, the song ID at that time, Song Title A37 is captured, it and the song ID, which is recorded in the recording schedule list, and a Song Title A32 are compared in an instant, is broadcast Start recording the current song. Therefore, the desired music can be completely recorded without missing any head.

Next, a second embodiment will be described. As shown in FIG. 4, a broadcasting device 400 includes an audio signal control unit 101 that controls an audio signal, an audio encoding device 102 that encodes an audio signal, a music information storage device 103 that holds music information, Multiplexing device 104 for multiplexing audio and music information, and the broadcaster 10 for transmitting the multiplexing device 104
5 and so on.

A receiving device 410 receives a broadcast, a multiplexing / demultiplexing device 112 for separating multiplexed audio data and music information data, and temporarily outputs the separated audio data and music information data. A temporary storage unit 411 for temporarily storing, a speech decoding device 113 for restoring speech,
An audio output device 114 that outputs the decoded audio, a recording and storage device 115 that records the audio data, a storage device control unit 116 that controls the recording and storage device 115, and an input device 117 that instructs recording and storage. It is configured.

The second embodiment differs from the first embodiment in that the separated audio data and the music information data are placed between the demultiplexing device 112 of the receiving device 410 and the audio decoding device 113 for restoring the audio. Temporary storage unit 41 for temporarily storing
1 is different. In this temporary storage unit 411, audio information currently being broadcast is recorded and updated within the range of the storage capacity.
17, when there is a recording instruction from the temporary storage unit 41,
If the music data is recorded from the beginning of the music in 1, the audio data of the music is immediately recorded in the recording and storage device 115. However, if the beginning of the music has already been updated, the same operation as in the first embodiment is performed and recorded.

Next, a third embodiment will be described. As shown in FIG. 5, a broadcasting device 500 includes an audio signal control unit 101 for controlling an audio signal, and a music data storage device 50.
1, a music information storage device 103 that holds music information,
It comprises a multiplexing device 104 for multiplexing coded audio and music information, and a broadcaster 105 for transmitting the multiplexed sound and music information.

The receiving device 510 includes a receiver 111 for receiving a broadcast, a multiplexing / demultiplexing device 112 for separating multiplexed audio data and music information data, an audio decoding device 113 for restoring audio, and a decoding device. Audio output device 114 for outputting the converted audio, a recording and storage device 115 for recording the audio data, a storage device control unit 116 for controlling the recording and storage device 115, and an input device 117 for instructing recording and storage.
, A communication device 511 that communicates with the broadcast device 500, and a communication control unit 512 that controls the communication device 511.

In the third embodiment, the broadcasting device 50
The music data storage device 501 stores voice-encoded music signals in music units. Audio signal control unit 101
Now, the music data of the music to be transmitted is
4 is sent to the music data storage device 501, and the music information storage device 103 is sent an instruction to send the music information data corresponding to the music to the multiplexer 104.

The communication device 511 of the receiving device 510 is connected to the music data storage device 50 of the broadcasting device 500 via a communication line.
1 to store the desired music data in the recording and storage device 11
5. The communication means may be configured using any communication line such as a public line or a dedicated line.

The operation of the third embodiment is as follows. When an instruction for storage and storage is input from the input device 117 in the middle of a song, the storage device control unit 116 sends the music information data of the song to the communication control unit 512. It instructs the communication device 511 to transfer the music data corresponding to the music ID included in the music data from the music data storage device 501 via the communication means. The transferred music data is recorded in the recording and storage device 115. Therefore, after the recording / accumulation instruction, the desired music can be taken into the recording / accumulation device 115 without waiting.

Further, similar to the second embodiment, the third
Also in the embodiment of the present invention, by providing a temporary storage unit 411 for temporarily storing separated audio data and music information data between the demultiplexer 112 and the audio decoder 113 for restoring audio, When a command for storage and accumulation is issued from the input device 117, if the music has been recorded in the temporary storage unit 411 from the beginning of the music, the recording and storage device 11
5, the audio data of the music is recorded. However, if the beginning of the music has already been updated, the music is taken in via the communication means as described above. With this configuration, it is possible to speed up the recording and storage operation and reduce the communication cost.

[0033]

As is apparent from the above description, according to the broadcast receiving and storing apparatus of the present invention, a signal for identifying the content is broadcast simultaneously with the video / audio signal, and this identification signal is transmitted to the receiver side. When the signal to be recorded and stored is transmitted from the broadcaster again, the recording and storage device of the receiver is automatically activated by the identification signal, and the target video / video is recognized.
It is possible to record and store the audio signal from the first part.

[Brief description of the drawings]

FIG. 1 is a block diagram showing a configuration of a first embodiment of a broadcast receiving and storing apparatus according to the present invention.

FIG. 2 is a diagram showing a configuration of multiplexed data of a broadcast receiving and storing apparatus according to the present invention.

FIG. 3 is a flowchart for explaining the operation of the first embodiment shown in FIG. 1;

FIG. 4 is a block diagram showing the configuration of a second embodiment of the broadcast receiving and storing apparatus according to the present invention.

FIG. 5 is a block diagram showing a configuration of a third embodiment of the broadcast receiving and storing apparatus according to the present invention.

FIG. 6 is a block diagram showing a configuration of a conventional digital broadcast receiving device.

[Explanation of symbols]

100, 400, 500, 600 ... broadcast device, 110,
410, 510, 610: receiving device, 101: audio signal control unit, 102: audio encoding device, 103: music information storage device, 104: multiplexing device, 105: broadcast machine, 111
... Receiver, 112 ... Demultiplexer, 113 ... Speech decoder, 114 ... Speech output device, 115 ... Recording and storage device,
116: storage device control unit, 117: input device, 411 ...
Temporary storage unit, 501: music data storage device, 511: communication device, 512: communication control unit, 601: coding device, 6
02: multiplexer, 603: broadcaster, 611: receiver,
612: demultiplexing device, 613: decoding device, 614 ...
Output device, 615: Record storage device

Claims (4)

[Claims] 1. Broadcast information storage means for storing broadcast information data formed from a video and audio signal and an identification signal for identifying the video and audio signal, and a code for encoding the broadcast video and audio signal A broadcasting device comprising: a multiplexing unit; a multiplexing unit that multiplexes the broadcast information data and the encoded video and audio signals; and a broadcasting unit that broadcasts the information multiplexed by the multiplexing unit. Receiving means for receiving information broadcast from the broadcast device; and coded video and audio signals of the received information;
Demultiplexing means for separating into broadcast information data; decoding means for decoding encoded video and audio signals; output means for outputting the decoded video and audio signals; and the decoded video Instruction storage means for recording the decoded video and audio signals, and storage device control means for controlling the storage means based on the instruction from the instruction input means. A broadcast receiving and storing apparatus configured to automatically record a video and an audio signal broadcasted from the broadcasting apparatus specified by the instruction input means. 2. The apparatus according to claim 1, further comprising temporary storage means for temporarily storing encoded video and audio signals between the demultiplexing means and the decoding means of the receiving apparatus. The broadcast receiving and storing apparatus according to the above. 3. A storage device for storing video and audio signals to be broadcast to the broadcasting device, and transferring the video and audio signals stored in the storage device of the broadcasting device to a receiving device via a communication device. 2. The broadcast reception and storage device according to claim 1, further comprising: a transfer control unit configured to control the transfer unit in accordance with an instruction from the storage device control unit. 4. A storage device for storing a video and audio signal to be broadcast in the broadcasting device, and a coded video and audio signal is temporarily stored between a demultiplexing device and a decoding device of the receiving device. Temporary transfer means for storing the video and audio signals stored in the storage means of the broadcasting device to a receiving device via a communication means; and controlling the transfer means in accordance with an instruction of the storage device control means. 2. The broadcast receiving and storing apparatus according to claim 1, further comprising a transfer control unit that performs the transfer.