JPH10163891A - Media selection device and radio broadcast receiver controller for multimedia reproduction system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To automatically output the acoustic/voice signals which are reproduced by other media by discontinuing the broadcasting output when no coincidence is confirmed between the current broadcasting contents and the broadcasting contents which are inputted by an input means. SOLUTION: A broadcasting contents identification means 7 identifies the broadcasting contents by the signal which is temporarily stored in a storage means 5. It's decided whether the identified broadcasting contents are coincident with the desired broadcasting contents which are inputted by an input means 9. Based on this decision result, a changeover switch 4 and a control means 6 are controlled. For instance, the music is desired by a CD reproduction device and inputted by the means 9. Thus, a comparison means 8 decides whether the broadcasting contents identified by the means 7 are equal to the music. If the broadcasting contents are not equal to the music, the switch 4 is switched to a 3rd switch terminal 43. Then the power supply of the device 3 is turned on and a reproducing operation is started. Thereby, the output signal is sent to a speaker via the switch 4 and then outputted.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

[0001] 1. Field of the Invention [0002] The present invention relates to a media selection device and a radio broadcast receiver control device in a multimedia playback system.

[0002]

2. Description of the Related Art In general, an automobile is equipped with a radio broadcast receiver and a reproducing device for reproducing an audio / sound signal recorded on a storage medium such as a disk such as a CD or MD or a cassette tape.

[0003] When a user wants to listen to music, the user plays back a music CD, for example, with a CD reproducing device and listens to the music.
However, listening to the same music CD many times can get tired.

[0004] Therefore, music is often heard by radio broadcasting. However, even if a music program is selected by a radio broadcast receiver, contents other than music, such as a weather forecast, traffic information, news, and commercials, are also broadcasted on the way.

Therefore, when listening to a radio broadcast, the music C is only played while contents other than music are being broadcast.
It would be convenient if you could listen to music by D.

[0006]

SUMMARY OF THE INVENTION According to the present invention, when a user listens to a radio broadcast, and when a content other than the broadcast content desired by the user is being broadcast, the audio / audio data reproduced by the other media reproducing apparatus is reproduced. An object of the present invention is to provide a media selection device in a multimedia playback system that can automatically output an audio signal.

Another object of the present invention is to automatically lower the output volume or automatically reduce the output volume when a user is listening to a radio broadcast and the content other than the broadcast content desired by the user is being broadcast. It is an object of the present invention to provide a control device of a radio broadcast receiver which can be interrupted.

Still another object of the present invention is to provide a radio which can automatically change a channel when a user is listening to a radio broadcast and a content other than the content desired by the user is being broadcast. An object of the present invention is to provide a control device for a broadcast receiver.

[0009]

A media selection device in a multimedia playback system according to the present invention is a media selection device in a multimedia playback system including a radio broadcast playback device and a playback device for media other than radio broadcasts, and comprises: Input means for inputting desired radio broadcast content, determination means for determining whether or not the content broadcast on the currently selected channel matches the broadcast content input by the input means, Means for outputting a radio broadcast being broadcast on the currently selected channel when the content being broadcast on the channel being broadcast matches the broadcast content inputted by the input means; and Broadcast content that has been input by the input means If they do not match, the channel is currently selected in the radio broadcast playback device until the determination unit determines that the content broadcast on the currently selected channel matches the broadcast content input by the input unit. It is characterized by comprising means for interrupting the output of the radio broadcast and outputting the reproduction content of a reproducing apparatus for media other than the radio broadcast.

As a reproducing apparatus for media other than radio broadcasting, for example, an apparatus for reproducing an audio / sound signal recorded on a recording medium is used.

A first control device for a radio broadcast receiver according to the present invention is a control device for a radio broadcast receiver, comprising: input means for inputting a desired broadcast content by a user; Determining means for determining whether or not the content being broadcasted matches the broadcast content input by the input means, and the content being broadcast on the currently selected channel is the broadcast content input by the input means. When they match, the means for outputting a radio broadcast broadcast on the currently selected channel, and the contents broadcast on the currently selected channel are identical to the broadcast contents input by the input means. If not, the content being broadcast on the channel currently selected by the determination means matches the broadcast content input by the input means. Until it is determined that match, characterized in that it comprises means for interrupting the output of the radio broadcast being broadcast on the channel currently selected channel.

A second control device for a radio broadcast receiver according to the present invention is a control device for a radio broadcast receiver, comprising: input means for inputting broadcast content desired by a user; Determining means for determining whether or not the content being broadcasted matches the broadcast content input by the input means, and the content being broadcast on the currently selected channel is the broadcast content input by the input means. When they match, the means for outputting a radio broadcast broadcast on the currently selected channel, and the contents broadcast on the currently selected channel are identical to the broadcast contents input by the input means. If not, the content being broadcast on the channel currently selected by the determination means matches the broadcast content input by the input means. Match until it is determined, characterized in that it comprises a means for outputting lower the volume of the radio broadcast that is broadcast on the channel currently selected channel.

A third control apparatus for a radio broadcast receiver according to the present invention is a control apparatus for a radio broadcast receiver, comprising: an input means for inputting a broadcast content desired by a user; Determining means for determining whether or not the content being broadcasted matches the broadcast content input by the input means, and the content being broadcast on the currently selected channel is the broadcast content input by the input means. When they match, the means for outputting a radio broadcast broadcast on the currently selected channel, and the contents broadcast on the currently selected channel are identical to the broadcast contents input by the input means. If not, the content being broadcast on the channel currently selected by the determination means matches the broadcast content input by the input means. Until it is determined that the selected channel, the channel selection means for automatically changing the selected channel, and the same process as the determination means, for the radio broadcast broadcast on the changed channel selected, It is characterized by comprising means for performing the same processing as the output means or the channel selection means according to the determination result.

[0014]

Embodiments of the present invention will be described below with reference to the drawings.

[1] Description of First Embodiment

FIG. 1 shows the configuration of a media selection device in a multimedia playback system.

In this example, a radio broadcast receiver 1, an MD playback device 2, and a CD playback device 3 are provided as playback devices. These outputs are sent to a speaker (not shown) via the changeover switch 4. It is assumed that the power of the radio broadcast receiver 1 is turned on, and a reproduction signal is output from the output terminal 51 of the radio broadcast receiver 1.

The changeover switch 4 has four changeover terminals 4
1, 42, 43, and 44. First switching terminal 41
The output terminal 51 of the radio broadcast receiver 1
Connected through. The second switching terminal 42 has M
The output terminal 52 of the D playback device 2 is connected. The output terminal 53 of the CD player 3 is connected to the third switching terminal 43. The fourth switching terminal 44 is an OFF terminal and is in an electrically floating state.

The control means 6 includes an MD playback device 2 and a CD
On / off of the power of the playback device 3 is controlled. The input means 9 includes a radio broadcast content desired by the user and a medium selected when the content broadcast on the channel selected by the radio broadcast receiver 1 does not match the radio broadcast content desired by the user. (MD playback device 2 or CD playback device 3).

In this example, as shown in FIG. 2, three types of selections of radio broadcast contents desired by the user are provided, "music", "traffic information" and "commercial deletion". When "Music" is selected, "Classic", "Rock", "
It is possible to select a desired one from four sub-selections, “bright” and “quiet.” It is also possible to select only one option or a plurality of options. Good.

The output signal of the radio broadcast receiver 1 is temporarily stored in the storage means 5 and then sent to the first switching terminal 41 of the changeover switch 4 sequentially. Broadcast content identification means 7
The broadcast content is identified based on the signal temporarily stored in the storage means 5.

The determination of music, conversation, commercials, and the like from a radio broadcast signal is performed based on the frequency band, signal type (stereo /
(Monaural), voiceprint, volume, and the like.
In general, when the broadcast content is music, the signal type is stereo broadcast, and the signal type includes many signal components in a high frequency band. When the content of the broadcast is a conversation, many signal components in the low frequency band are included, and signal components in the high frequency band are small. In the case of commercials, the signal type is often monaural. Based on such characteristics and the like, it is determined whether the broadcast content is music, traffic information, or commercial.

If the broadcast content is music, the music genre (classical tone, rock tone) or type (bright,
Quiet) is determined. If the radio broadcast is digitized in the future, identification information indicating the broadcast content can be transmitted as additional information. In such a case, the broadcast content is determined based on the additional information. Is done.

The comparing means 8 determines whether or not the broadcast content identified by the broadcast content identifying means 7 matches the broadcast content desired by the user input by the input means 9, and according to the determination result. Thus, the changeover switch 4 and the control means 6 are controlled.

When the broadcast content identified by the broadcast content identification means 7 matches the broadcast content desired by the user, the changeover switch 4 selects the first changeover terminal 41 and the control means 6 performs MD playback. The comparing means 8 controls the changeover switch 4 and the control means 6 so as to turn off the power of the apparatus 2 and the CD reproducing apparatus 3.

If the broadcast content identified by the broadcast content identification means 7 does not match the broadcast content desired by the user, the switching terminal (second switching terminal 42 or third switching terminal 42) corresponding to the media selected by the user. The switch 4 is selected by the changeover switch 43, and the control unit 6 turns on the power of the reproducing apparatus (MD reproducing apparatus 2 or CD reproducing apparatus 3) corresponding to the medium selected by the user, and starts the reproducing operation. , The comparison means 8 is a changeover switch 4
And the control means 6 are controlled.

For example, the operation when the radio broadcast content desired by the user input by the input means 9 is music and the medium input by the input means 9 is the CD reproducing device 3 will be described.

In this case, the comparing means 8 determines whether or not the broadcast content identified by the broadcast content identifying means 7 is music. When the broadcast content identified by the broadcast content identification means 7 is music, the changeover switch 4 is in a state of selecting the first changeover terminal 41, and the broadcast signal temporarily stored in the storage means 5 is transmitted through the changeover switch 4 to the speaker. Is sent to and output.

When the broadcast content identified by the broadcast content identification means 7 is not music, the changeover switch 4 is switched to the third switching terminal 43 and the power of the CD playback device 3 is turned on to start the playback operation. Therefore, the CD
The output signal of the playback device 3 is sent to the speaker via the changeover switch 4 and output.

When the broadcast content identified by the broadcast content identification means 7 is determined to be music in a state where the switch 4 is switched to the third switching terminal 43, the switch 4 is switched to the first switching terminal. 41, and the power of the CD playback device 3 is turned off. Therefore, the broadcast signal temporarily stored in the storage means 5 is sent to the speaker via the changeover switch 4 and output.

According to the first embodiment, when a user listens to a radio broadcast and broadcasts a content other than the broadcast content desired by the user, the audio reproduced by another media reproducing apparatus is reproduced.・ Audio signals can be automatically output.

[2] Description of Second Embodiment

FIG. 3 shows the configuration of the control device of the radio broadcast receiver.

The changeover switch 11 has two changeover terminals 6
1, 62. The output terminal 51 of the radio broadcast receiver 1 is connected to the first switching terminal 61 via the storage unit 12. The second switching terminal 62 is an OFF terminal and is in an electrically floating state. The output terminal of the changeover switch 11 is connected to a speaker (not shown).

The input means 15 is used to input radio broadcast contents desired by the user. The output signal of the radio broadcast receiver 1 is temporarily stored in the storage unit 12 and then sent to the first switch terminal 61 of the switch 11 in sequence. The broadcast content identification means 13 identifies broadcast content based on the signal temporarily stored in the storage means 12.

The comparing means 14 determines whether or not the broadcast content identified by the broadcast content identifying means 13 matches the broadcast content desired by the user input by the input means 15, and according to the determination result. Then, the changeover switch 11 is controlled.

When the broadcast content identified by the broadcast content identification means 13 matches the broadcast content desired by the user, the switch 11 is switched to the first switch terminal 61.
The comparison means 14 controls the changeover switch 11 so as to select. Therefore, in this case, the broadcast signal temporarily stored in the storage unit 12 is sent to the speaker via the switch 11 and output.

When the broadcast content identified by the broadcast content identification means 13 does not match the broadcast content desired by the user, the switch 11 is switched to the second switch terminal 6.
2 so that the comparison means 14 selects the changeover switch 11
Control. Therefore, in this case, no signal is output to the speaker. That is, in this case, the output of the radio broadcast is interrupted.

In the state where the output of the radio broadcast is interrupted, if it is determined that the broadcast content identified by the broadcast content identification means 13 matches the broadcast content desired by the user, the switching is performed. Switch 11
Is switched to the first switching terminal 61, so that the radio broadcast is output from the speaker.

According to the second embodiment, when a user is listening to a radio broadcast and the content other than the content desired by the user is being broadcast, the output can be automatically interrupted. Become like

[3] Description of Third Embodiment

FIG. 4 shows the configuration of the control device of the radio broadcast receiver.

The input means 15 is used to input radio broadcast contents desired by the user. The output terminal 51 of the radio broadcast receiver 1 is connected to a speaker (not shown) via the storage unit 12 and the volume adjustment unit 21.

The broadcast content identification means 13 identifies broadcast content based on the signal temporarily stored in the storage means 12.
The comparing means 24 determines whether or not the broadcast content identified by the broadcast content identifying means 13 matches the broadcast content desired by the user input by the input means 15, and according to the determination result, The adjusting means 21 is controlled.

When the broadcast content identified by the broadcast content identification means 13 matches the broadcast content desired by the user, the comparison means 24 controls the volume adjustment so that the volume adjustment means 21 does not adjust the volume. The means 21 is controlled. Therefore, in this case, the broadcast signal temporarily stored in the storage unit 12 is output via the speaker at the volume set by the user.

When the broadcast content identified by the broadcast content identifying means 13 does not match the broadcast content desired by the user, the comparing means 2 reduces the volume so that the volume is reduced.
4 controls the volume adjusting means 21. Therefore, in this case, the broadcast signal temporarily stored in the storage unit 12 is output via the speaker at a volume lower than the volume set by the user.

In a state where the radio broadcast is output from the speaker at a volume lower than the volume set by the user, the broadcast content identified by the broadcast content identification means 13 matches the broadcast content desired by the user. When it is determined that the sound volume is adjusted, the comparing means 24 controls the sound volume adjusting means 21 so that the sound volume adjusting means 21 does not perform the sound volume adjustment, so that the sound volume is returned to the sound volume set by the user.

According to the third embodiment, when a user is listening to a radio broadcast and the content other than the content desired by the user is being broadcast, the output volume can be automatically reduced. .

[4] Description of Fourth Embodiment

FIG. 5 shows the configuration of the control device of the radio broadcast receiver.

The changeover switch 11 has two changeover terminals 6
1, 62. The output terminal 51 of the radio broadcast receiver 1 is connected to the first switching terminal 61 via the storage unit 12. The second switching terminal 62 is an OFF terminal and is in an electrically floating state. The output terminal of the changeover switch 11 is connected to a speaker (not shown).

The tuning change means 31 is for automatically changing the tuning channel. Radio input contents desired by the user are input to the input means 15. The output signal of the radio broadcast receiver 1 is temporarily stored in the storage unit 12 and then sent to the first switch terminal 61 of the switch 11 in sequence. The broadcast content identification means 13 identifies broadcast content based on the signal temporarily stored in the storage means 12.

The comparing means 34 determines whether or not the broadcast content identified by the broadcast content identifying means 13 and the broadcast content desired by the user input by the input means 15 match, and according to the determination result, To control the changeover switch 11 and the channel selection changing means 31.

When the broadcast content identified by the broadcast content identification means 13 matches the broadcast content desired by the user, the switch 11 is switched to the first switch terminal 61.
The comparison means 34 controls the changeover switch 11 so as to select. Therefore, in this case, the broadcast signal temporarily stored in the storage unit 12 is sent to the speaker via the switch 11 and output.

When the broadcast content identified by the broadcast content identification means 13 does not match the broadcast content desired by the user, the switch 11 is switched to the second switch terminal 6.
The comparison means 34 controls the changeover switch 11 and the tuning change means 31 so that 2 is selected and the tuning channel is changed by the tuning change means 31. Therefore, in this case, the selected channel is changed, and no signal is output to the speaker.

If it is determined that the broadcast content identified by the broadcast content identification means 13 matches the broadcast content desired by the user as a result of changing the channel selection channel, the changeover switch 11 is turned on. Since the switch to the first switch terminal 61 is performed, the radio broadcast being broadcast on the currently selected channel is output from the speaker.

According to the fourth embodiment, when a user is listening to a radio broadcast and a content other than the content desired by the user is being broadcast, the selected channel is automatically changed. become.

[0058]

According to the present invention, when a user listens to a radio broadcast, and when a content other than the broadcast content desired by the user is being broadcast, the audio / sound signal reproduced by the other media reproducing apparatus. Can be automatically output.

According to the present invention, when a user is listening to a radio broadcast and the content other than the content desired by the user is being broadcast, the output volume is automatically lowered or the output is automatically interrupted. Thus, a control device for a radio broadcast receiver that can be operated is obtained.

According to the present invention, when a user listens to a radio broadcast, when a content other than the content desired by the user is being broadcast, the control of the radio broadcast receiver for automatically changing the selected channel is performed. A device is obtained.

[Brief description of the drawings]

FIG. 1 is a block diagram illustrating a configuration of a media selection device in a multimedia playback system.

FIG. 2 is a diagram illustrating selection options of radio broadcast contents input by an input unit;

FIG. 3 is a block diagram illustrating a configuration of a control device of the radio broadcast receiver.

FIG. 4 is a block diagram showing a configuration of a control device of another radio broadcast receiver.

FIG. 5 is a block diagram showing a configuration of a control device of still another radio broadcast receiver.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 radio broadcast receiver 2 MD playback device 3 CD playback device 4, 11 changeover switch 5, 12 storage device 7, 13 broadcast content identification device 8, 14, 24, 34 comparison device 9, 15 input device 21 volume control device 31 selection Station change means

Claims (5)

[Claims] 1. A media selection device in a multimedia playback system including a radio broadcast playback device and a media playback device other than a radio broadcast, comprising: input means for inputting radio broadcast content desired by a user; Determining means for determining whether or not the content being broadcast on the channel being broadcast matches the broadcast content input by the input means; and the content being broadcast on the currently selected channel is input by the input means. Means for outputting a radio broadcast being broadcast on the currently selected channel, and the contents being broadcast on the currently selected channel being input by the input means when the broadcast contents match. If it does not match the broadcast content, the broadcast is broadcast on the channel currently selected by the determination means. The output of the currently selected radio broadcast is interrupted in the radio broadcast playback device until the content of the broadcast is determined to match the broadcast content input by the input means, and the playback content of the media playback device other than the radio broadcast is reproduced. Means for outputting, a media selection device in a multimedia playback system comprising: 2. The media selection device in the multimedia playback system according to claim 1, wherein the playback device for media other than radio broadcasts is a device for playing back audio / sound signals recorded on a recording medium. 3. A control device for a radio broadcast receiver, comprising: input means for inputting a broadcast content desired by a user; and broadcast content input on a currently selected channel. Determining means for determining whether or not the content matches the content; if the content being broadcast on the currently selected channel matches the broadcast content input by the input means, the currently selected channel Means for outputting a radio broadcast being broadcast on the channel, and when the content being broadcast on the currently selected channel does not match the broadcast content input by the input means, the current channel is selected by the determination means. Until it is determined that the content being broadcast on the current channel matches the broadcast content input by the input means, Means for interrupting the output of the radio broadcast being broadcast on the channel. 4. A control device for a radio broadcast receiver, comprising: input means for inputting a broadcast content desired by a user; and broadcast content input on the currently selected channel. Determining means for determining whether or not the content matches the content; if the content being broadcast on the currently selected channel matches the broadcast content input by the input means, the currently selected channel Means for outputting a radio broadcast being broadcasted in, and when the content being broadcast on the currently selected channel does not match the broadcast content input by the input means, the current channel is selected by the determination means. Until it is determined that the content being broadcast on the current channel matches the broadcast content input by the input means, Means for outputting a radio broadcast being broadcast on a channel at a reduced volume. 5. A control device for a radio broadcast receiver, comprising: input means for inputting a broadcast content desired by a user; and broadcast content input on the currently selected channel. Determining means for determining whether or not the content matches the content; if the content being broadcast on the currently selected channel matches the broadcast content input by the input means, the currently selected channel Means for outputting a radio broadcast being broadcasted in, and when the content being broadcast on the currently selected channel does not match the broadcast content input by the input means, the current channel is selected by the determination means. The selected channel is automatically set until it is determined that the content being broadcast on that channel matches the broadcast content input by the input means. Channel changing means for changing to, and the same processing as the determination means for the radio broadcast being broadcast on the selected channel after the change, the output means or the channel selection according to the determination result A control device for a radio broadcast receiver, comprising: means for performing the same processing as the changing means.