JP2002314495A - Digital broadcast receiver - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a digital broadcast receiver that retrieves a channel broadcasting another music of the album which includes the music listened to at present and informs a user about it. SOLUTION: A user receives digital broadcast programs including a plurality of channels, selects a preferred channel and listens to the selected channel. When the user uses an operation section 11 to instruct retrieval of a channel on which another music in the album, is broadcast, the digital broadcast receiver retrieves music whose name is included in attached information of the music broadcast on the other channel is the same as that of the music listened to at present and which has not been listened to yet by the user, and displays the information about the channel on a display section 12 when the name of album is the same as that of the music listened to at present and not listened yet is retrieved as a result.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a digital broadcast receiver, and more particularly to a digital broadcast receiver for searching for a channel on which another song in an album containing a currently viewed song is being broadcast and notifying the user of the broadcast. About the machine.

[0002]

2. Description of the Related Art In recent years, digital broadcasting has made it possible to broadcast over a wide variety of channels due to advances in digital broadcasting technology. With the advance of such technology, the conventional broadcasting format itself will change greatly, and accordingly, the user will be able to select a desired channel from various types of channels. In digital broadcasting, the same broadcast is transmitted from a satellite and a ground station, and a receiver having a better reception condition is selected and received at any time. Furthermore, in digital broadcasting, the title and artist name of the song being broadcast are added as additional information,
By displaying such information, it is possible to notify information about the song currently being broadcast.

[0003]

However, even if the user wants to listen to another song on the album containing the song currently being broadcast, the user can use any channel to broadcast another song on the album. It is inconvenient to know which channel broadcasts other songs on the album because the user must receive and view all channels or check the program guide of each channel. In view of the above, an object of the present invention is to provide a digital broadcast receiver that searches for a channel that is broadcasting another song of an album in which a currently viewed song is recorded and notifies the user. is there.

[0004]

According to the present invention, a digital broadcast including a plurality of channels is received.
By storing the additional information of the song being broadcast in the received digital broadcast, searching for songs that have the same album name and never been viewed in the additional information, and displaying information on the searched channel Achieved.

[0005]

DESCRIPTION OF THE PREFERRED EMBODIMENTS (A) First Schematic Description of the Present Invention FIG. 1 is a schematic explanatory diagram of the present invention, in which another song on an album containing a currently viewed song is broadcast. This is an example of a case where a user instructs a search for a channel. In the figure, DR is a digital broadcast receiver main body, 11 is a search key, a volume, and a favorite channel for instructing a search of a channel broadcasting another song of the album in which the currently viewed song is recorded. An operation unit 12 including a preset key for presetting, a display unit 12, an NID which is an area for displaying information of a currently viewed channel, and other songs of an album in which the currently viewed song is recorded Contains the AID which is an area for displaying the information of the searched channel when the channel broadcasting the is searched.

In the digital broadcast receiver of the present invention, a digital broadcast including a plurality of channels is received, and a user selects and watches a desired channel. When the user instructs the operation unit 11 to search for a channel that is broadcasting another song of the album containing the song that the user is currently viewing, the search result is included in the additional information of the song that is being broadcast on the other channel. Searches for songs whose album name is the same as the currently watched song and has not been watched, and as a result, broadcasts songs whose album name is the same as the currently watched song and has not been watched When the channel in the middle is searched, information on the channel is displayed on the display unit 12. Thus, it is possible to notify on which channel another song of the album containing the song currently being viewed is being broadcast.

(B) Second Outline of the Present Invention The digital broadcast receiver of the present invention receives a digital broadcast including a plurality of channels, and a user selects and watches a desired channel. When the user instructs the operation unit 11 to search for a channel that is broadcasting another song on the album containing the currently viewed song, first, information on the album containing the currently viewed song is obtained. Is connected to an external server to obtain the information of the album, for example, the name of the recorded music and the order of the music, and store it in the memory. Next, a search is made for a song that has the same album name as the currently watched song and has not been watched in the additional information of the song being broadcast on another channel. When a channel that is broadcasting a song that is the same as the song being viewed and that has not been viewed is found, information about the channel is displayed on the display unit 12. With this, it is possible to notify on which channel another song of the album containing the song currently being viewed is being broadcast.

(C) First Embodiment of the Present Invention (a) Configuration of Digital Broadcast Receiver FIG. 2 is a configuration diagram of a digital broadcast receiver of the present invention. In the figure, 1a is an antenna for receiving a digital broadcast from a satellite,
1b is an antenna for receiving digital broadcasting from the ground, 2
A tuner unit (Tuner) for selecting a signal having a good reception state from signals received via the antennas 1a and 1b, extracting desired reception channel information, and outputting the extracted signal, and a tuner unit 2 The signal demodulation unit converts the output signal into digital data, performs a predetermined demodulation process, and demodulates the interleaved received data.

[0009] Reference numeral 4 de-interleaves the transmission data output from the signal demodulation unit 3 to return to the original data string, and then performs predetermined error correction processing to convert channel data including channel information corresponding to a plurality of channels. 1 to be restored and selected by the user based on an instruction from the control unit 9 described later
A channel selection unit that extracts and outputs channel information corresponding to one channel.

[0010] Reference numeral 5 denotes an audio decoding unit for performing a predetermined decompression process on the channel information output from the channel selection unit 4 and outputting PCM audio data, and 6 an analog signal for converting the PCM audio data output from the audio decoding unit 5 into analog data. Digital output to convert to signal
It is an analog converter (D / A converter).

Reference numeral 7 denotes an amplifier for amplifying an analog signal output from the digital / analog converter 6 at a predetermined gain.
Reference numeral 8 denotes a speaker for outputting audio corresponding to the analog signal amplified by the amplifier 7, reference numeral 9 denotes a control unit for controlling the entire digital broadcast receiver, and reference numeral 10 denotes a storage for recording the broadcast. The card 11 is an operation provided with various keys for performing an operation of searching for a channel on which another song of the album containing the song currently being viewed by the user is being broadcast and a channel switching operation. Reference numeral 12 denotes a display unit for displaying information of a channel on which another song of the album containing the currently viewed song is being broadcast, a channel name of the currently received channel, and the like.

Reference numeral 9a denotes a system controller which processes a channel selection from the operation unit 11 and a channel search instruction for broadcasting another song of the album containing the currently viewed song. 9b is a channel search unit for searching for a channel that is broadcasting another song on the album containing the currently viewed song, and 9c is broadcasting another song on the album containing the currently viewed song. 9d is a memory for storing information on the viewed and searched music, preset channels, etc., which are searched by the channel search in the middle. It is a display control unit that performs control for displaying various screens on the display unit 12.

(B) Data Structure of Digital Broadcasting of the Present Invention FIG. 3 is a diagram showing an example of the data structure of digital broadcasting in the first embodiment of the present invention. This is the case. As shown in the figure, a plurality of channels are multiplexed into one digital broadcast signal and transmitted in a predetermined frame unit. One channel is composed of music data and program additional information if it is a music program. The program additional information includes a program name, an artist name, a title, an album name indicating an album in which a song being broadcast is recorded, and a song. And information on the release date of the song, for example, data such as “2001/6/1”.

(C) Contents Stored in Memory FIG. 4 is an explanatory diagram of contents stored in the memory according to the first embodiment of the present invention. When the user instructs to search for a channel that is broadcasting another song on the album that contains the currently viewed song, the album name, artist name, and title are obtained from the additional information of the currently viewed song, It is stored as shown in FIG. Next, the search finds other songs,
When the user views the searched music, the title of the viewed music is added to the previous data and stored in the memory as shown in FIG.

(D) Flowchart of the first embodiment of the present invention FIG. 5 is a flowchart of the first embodiment of the present invention. First, the system controller 9a (FIG. 2) determines whether the search button of the operation unit 11 has been pressed (step 10).
1) If the button is not pressed, no particular processing is performed. On the other hand, if pressed, the system controller 9a acquires the title, artist name, and album name of the song currently being viewed from the received digital broadcast from the additional information and stores it in the memory 9c (step 102).

Next, the channel search section 9b searches for a channel broadcasting a song similar to the artist name and album name stored in the memory 9c (step 103). Next, it is determined whether or not there is a channel broadcasting the same music (step 104). If there is no corresponding channel, the process of step 103 is performed. On the other hand, if there is a corresponding channel, it is determined whether or not the tune being broadcast on that channel has already been viewed by referring to the contents stored in the memory 9c (step 105). Step 1
At 05, if the song being broadcast is a song that has already been viewed, the process of step 103 is performed; otherwise, the information of the channel on which the song searched at step 103 is being broadcast is displayed on the display unit 12 (step 106). .

Next, the system controller 9a determines whether or not a channel broadcasting the searched music has been selected (step 107). If no channel has been selected, no processing is performed. On the other hand, if the selected channel is selected, the name of the song being broadcast on the selected channel is stored in the memory 9c.
To switch to the selected channel (step 10)
8).

(C) Second Embodiment of the Present Invention (a) Configuration of Digital Broadcast Receiver FIG. 6 shows the configuration of a digital broadcast receiver of the present embodiment.
Note that the configuration is the same as that of FIG. 2, and a communication device for obtaining album information from an external server is added.

(B) Contents Stored in Memory FIG. 7 is an explanatory diagram of contents stored in the memory according to the second embodiment of the present invention. When the user instructs to search for a channel that is broadcasting another song on the album containing the currently viewed song, the album name, artist name, and title are obtained from the additional information of the currently viewed song, Based on the acquired album name, it connects to an external server to acquire the album information, and stores the album name, artist name, song number, and song title as shown in FIG. Next, the title of the song obtained from the additional information of the currently viewed song is stored as shown in FIG. Further, as a result of the search, another song is searched, and when the user views the searched song, the title of the viewed song is added to the previous data and stored in the memory as shown in (c). The stored song number is
For example, if a user records another song on an airing album,
It can also be used for playback.

(C) Flowchart of a second embodiment of the present invention FIG. 8 is a flowchart of a second embodiment of the present invention. First, the system controller 9a (FIG. 2) determines whether or not the search button of the operation unit 11 has been pressed (step 20).
1) If the button is not pressed, no particular processing is performed. On the other hand, if pressed, the system controller 9a acquires the title, artist name, and album name of the song currently being viewed from the received digital broadcast from the additional information (step 202).

Next, using a communication device, for example, a portable telephone, the system controller 9a acquires album information from an external server based on the album name acquired in step 202 and stores it in the memory 9c (step 203). Then
The channel search unit 9b searches for a channel that is broadcasting a song similar to the stored artist name and album name (step 204), and determines whether there is a channel that is broadcasting a similar song (step 205). . In step 205, if there is no corresponding channel, the process of step 204 is performed. If there is a corresponding channel, the content stored in the memory 9c is checked to determine whether the song being broadcast on that channel has already been viewed. A determination is made with reference to this (step 206). In step 206,
If the song being broadcast is a song that has already been viewed, the process of step 204 is performed; otherwise, the information of the channel on which the song searched in step 204 is being broadcast is displayed on the display unit 12 (step 207).

Next, the system controller 9a determines whether or not the channel broadcasting the searched music has been selected (step 208). If not, no processing is performed. On the other hand, when the selected channel is selected, the name of the song being broadcast on the selected channel is stored in the memory 9c, and the channel is switched to the channel selected by the channel selector 4 (step 20).
9).

(C) Third Embodiment of the Present Invention (a) Flowchart of the Third Embodiment of the Present Invention FIG. 9 is a flowchart of the third embodiment of the present invention. still,
The configuration of the digital broadcast receiver is similar to the configuration of FIG.
The contents stored in the memory are the same as in FIG.

First, the system controller 9a (FIG. 2)
It is determined whether or not the search button of the operation unit 11 has been pressed (step 301). If the search button has not been pressed, no particular processing is performed. On the other hand, when pressed, the system controller 9a acquires the title, artist name, and album name of the song currently being viewed from the received digital broadcast from the additional information and stores it in the memory 9c (step 30).
2).

Next, the channel search unit 9b searches for a channel broadcasting a song similar to the artist name and album name stored in the memory 9c (step 303). Then, it is determined whether or not there is a channel broadcasting the same music (step 104). If there is no corresponding channel, the process of step 303 is performed. On the other hand, if there is a corresponding channel, it is determined by referring to the contents stored in the storage 10 whether the song being broadcast on that channel is already recorded in the storage 10 (step 305). In step 305, if the song being broadcast is a previously recorded song, the process of step 303 is performed. It is displayed (step 306). At this time, even if the channel to start recording is a channel other than the channel currently being received and viewed, it is possible to switch from the currently viewed channel to the channel to start recording and record without watching It is. That is, it is possible to record a song being broadcast on another channel searched while continuing to view the currently viewed channel.

Next, the system controller 9a determines whether or not the recorded music has ended (step 30).
7), the system controller 9a makes a determination (step 3)
07) If the recording is not completed, the recording is continued as it is, and if completed, the recording is terminated (step 308). Then, the recorded song name is stored in the memory 9c (step 3).
08). In this embodiment, an example of digital satellite broadcasting has been described. However, digital terrestrial broadcasting can also be used.

[0027]

As described above, according to the present invention, a song whose album name included in the additional information of a song being broadcast on another channel is the same as the song currently being watched and which has not been watched is determined. Since the search is performed and the information on the channel is displayed on the display unit, it is possible to easily notify a channel broadcasting another song of the album in which the currently viewed song is recorded.

[Brief description of the drawings]

FIG. 1 is a schematic explanatory view of the present invention.

FIG. 2 is a configuration diagram of a digital broadcast receiver according to a first embodiment of the present invention.

FIG. 3 is a data configuration of digital broadcasting.

FIG. 4 is an explanatory diagram of storage contents of a memory according to the first embodiment of the present invention.

FIG. 5 is a flowchart of the first embodiment of the present invention.

FIG. 6 is a configuration diagram of a digital broadcast receiver according to a second embodiment of the present invention.

FIG. 7 is an explanatory diagram of storage contents of a memory according to a second embodiment of the present invention.

FIG. 8 is a flowchart of the second embodiment of the present invention.

FIG. 9 is a flowchart of the third embodiment of the present invention.

[Explanation of symbols]

DR ··· Digital broadcast receiver 11 ··· Operation unit 12 ··· Display unit AID · · · · Area for displaying channel information broadcasting other songs on the album containing the currently viewed song

Claims (3)

[Claims] 1. A digital broadcast receiver capable of searching for a song desired by a user, receiving means for receiving a digital broadcast including a plurality of channels, storage means for storing song information received by the receiving means, Search means for searching a channel broadcasting another song from an album in which a song being broadcast in digital broadcasting received by the receiving means is recorded; and music being broadcast on the channel searched by the search means And a display means for displaying information on a channel which is broadcasting unviewed songs. A digital broadcast receiver comprising: 2. A digital broadcast receiver capable of searching for a song desired by a user, receiving means for receiving a digital broadcast including a plurality of channels, storage means for storing song information received by the receiving means, An information acquiring unit for externally acquiring information of an album in which a song being broadcast in the digital broadcast received by the receiving unit is recorded, and broadcasting another song from the album recorded song acquired by the information acquiring unit Search means for searching for a channel; and display means for displaying information on a channel that is broadcasting an unviewed song that is included in an album acquired by the information acquisition unit. Digital broadcast receiver. 3. The digital broadcast receiver according to claim 1, further comprising recording means for recording a tune being broadcast on the channel searched by said search means and a tune that has not been viewed. .