CN201374760Y - Video disc player and digital set-top box - Google Patents
Video disc player and digital set-top box Download PDFInfo
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- CN201374760Y CN201374760Y CN200920129851U CN200920129851U CN201374760Y CN 201374760 Y CN201374760 Y CN 201374760Y CN 200920129851 U CN200920129851 U CN 200920129851U CN 200920129851 U CN200920129851 U CN 200920129851U CN 201374760 Y CN201374760 Y CN 201374760Y
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- 230000005236 sound signal Effects 0.000 claims description 5
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Abstract
The embodiment of the utility model discloses a video disc player and a digital set-top box. The video disc player comprises a main controller, a video disc driver, a television signal receiver, a demultiplexer, a conditional access module, an audio decoder, a video decoder, an audio output interface and a video output interface. The embodiment of the video disc player and the digital set-top box simultaneously has video disc playing function and set-top box function with one device, saves device cost, and simplifies home network cabling.
Description
Technical field
The utility model relates to electronic applications, relates in particular to a kind of video disc player and top box of digital machine.
Background technology
Current social audio-visual technology and digital television techniques high development, digital TV set-top box and video disc player have become the requisite household electrical appliance of family.Current, video disc player and digital TV set-top box are separate equipment separately, when family need use these two kinds of household electrical appliance, need buy digital TV set-top box and video disc player simultaneously.And on using, these two kinds of electrical equipment all need independence to be connected with television set respectively, make the network of household appliances intricate, seem very messy.
The utility model content
Given this, the utility model embodiment provides a kind of video disc player and a kind of top box of digital machine, realizes that an equipment has video disc playing function and TV set-top box function simultaneously, has saved equipment cost, has simplified the home network wiring.
A kind of video disc player that the utility model embodiment provides comprises master controller, video disc driver, TV signal receiver, demodulation multiplexer, Conditional Access Module, audio decoder, Video Decoder, audio output interface and video output interface, wherein:
Described master controller links to each other with other modules respectively, is used to control each module and carries out function corresponding;
Described audio decoder links to each other with described audio output interface, and described audio decoder sends to described audio output interface output after being used for the voice data that receives decoded;
Described Video Decoder links to each other with described video output interface, and described Video Decoder sends to described video output interface output after being used for the video data that receives decoded;
Described video disc driver links to each other with described audio decoder and described Video Decoder respectively, and the video disc data output to described audio decoder and described Video Decoder respectively after the video disc drive processes;
Described TV signal receiver, described Conditional Access Module and described demodulation multiplexer, link to each other successively, and described demodulation multiplexer links to each other with described audio decoder and described Video Decoder respectively, digital television signal outputs to described audio decoder and described Video Decoder respectively after handling via described TV signal receiver, demodulation multiplexer and described Conditional Access Module.
Further, described video disc player also comprises:
The audio frequency handover module, link to each other with described demodulation multiplexer with described video disc driver respectively, be used under the control of described master controller, selectivity is exported audio signal that described video disc driver or described demodulation multiplexer send to described audio output interface;
Video frequency switching module, link to each other with described demodulation multiplexer with described video disc driver respectively, be used under the control of described master controller, selectivity is exported vision signal that described video disc driver or described demodulation multiplexer send to described video output interface frequently.
Accordingly, a kind of top box of digital machine that the utility model embodiment provides, comprise master controller, TV signal receiver, demodulation multiplexer, Conditional Access Module, video disc driver, audio decoder, Video Decoder, audio output interface and video output interface, wherein:
Described master controller links to each other with other modules respectively, is used to control each module and carries out function corresponding;
Described audio decoder links to each other with described audio output interface, and voice data is by behind the described audio decoder decode, by described audio output interface output;
Described Video Decoder links to each other with described video output interface, video data by described video decoder decodes after, by the output of described video output interface;
Described TV signal receiver, described Conditional Access Module and described demodulation multiplexer, link to each other successively, and described demodulation multiplexer links to each other with described audio decoder and described Video Decoder respectively, digital television signal outputs to described audio decoder and described Video Decoder respectively after handling via described TV signal receiver, demodulation multiplexer and described Conditional Access Module;
Described video disc driver links to each other with described audio decoder and described Video Decoder respectively, and the video disc data output to described audio decoder and described Video Decoder respectively after the video disc drive processes.
Further, described top box of digital machine also comprises:
The audio frequency handover module, link to each other with described demodulation multiplexer with described video disc driver respectively, be used under the control of described master controller, selectivity is exported audio signal that described video disc driver or described demodulation multiplexer send to described audio output interface;
Video frequency switching module, link to each other with described demodulation multiplexer with described video disc driver respectively, be used under the control of described master controller, selectivity is exported vision signal that described video disc driver or described demodulation multiplexer send to described video output interface frequently.
Video disc player that the utility model embodiment provides or top box of digital machine, have video disc playing function and TV set-top box function simultaneously, wherein video disc playing function and top box of digital machine function are multiplexing to AV decoder and audio and video output interface, therefore, the video disc player of the utility model embodiment or top box of digital machine, with respect to the needs of prior art independently video disc player and set-top box realize video disc playing function and top box of digital machine function, saved cost, simplified the home network wiring.In addition, the video disc player of the utility model embodiment or top box of digital machine are finished switching between the audio frequency and video that audio frequency and video that video disc plays and Digital Television play, user friendly experience by the audio frequency and video handover module.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is that first example structure of video disc player of the present utility model or top box of digital machine is formed schematic diagram;
Fig. 2 is that second example structure of video disc player of the present utility model or top box of digital machine is formed schematic diagram.
Embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.
Fig. 1 is that first example structure of video disc player of the present utility model or top box of digital machine is formed schematic diagram; As shown in Figure 1, the video disc player of present embodiment or top box of digital machine comprise that master controller 30, video disc driver 31, TV signal receiver 32, condition receive (CA, Conditional Access) module 33, demodulation multiplexer 34, audio decoder 35, Video Decoder 36, audio output interface 37 and video output interface 38, wherein:
Described master controller 30 links to each other with described video disc driver 31, TV signal receiver 32, demodulation multiplexer 33, Conditional Access Module 34, audio decoder 35, Video Decoder 36, audio output interface 37 and video output interface 38 respectively, is used to control each module and carries out function corresponding; In the specific implementation, master controller 30 can be the embedded type CPU chip, can have perfect real time operating system, powerful CPU computing capability is provided, be used for coordinating control video disc player or top box of digital machine each several part hardware facility, and easy-operating graphic user interface is provided, such as the TV Guide that enhancement mode is provided.
Described video disc driver 31 links to each other with described audio decoder 35 and described Video Decoder 36 respectively, described TV signal receiver 32, described Conditional Access Module 33 and described demodulation multiplexer 34, link to each other successively, and described demodulation multiplexer 34 links to each other with described audio decoder 35 and described Video Decoder 36 respectively, the video disc data output to described audio decoder 35 and described Video Decoder 36 respectively after video disc driver 31 is handled; And after digital television signal handles via described TV signal receiver 32, described Conditional Access Module 33 and demodulation multiplexer 34, output to described audio decoder 35 and described Video Decoder 36 respectively;
In the specific implementation, described video disc driver 31 can read the video display data in the media such as laser disc by shaven head.
In the specific implementation, digital television signal (can be the MPEG-2 MPTS) enters video disc player or top box of digital machine by TV signal receiver 32 (can be the RF radio frequency and receive terminal), implement deciphering by 22 pairs of audio/video flows of Conditional Access Module, Conditional Access Module 22 adopts the smart card that contains identification user and memory function, guarantee the normal reception of validated user to audio frequency and video, audio/video flow after the deciphering is sent into demodulation multiplexer 34, demodulation multiplexer is extracted a program out from MPTS the audio frequency and video of having packed flow (PES) substantially, this PES comprises audio frequency PES, video PES and auxiliary PES, can comprise the descrambling engine in the demodulation multiplexer 34, can carry out descrambling to the data of scrambling in transport stream layer and PES layer, voice data behind the demodulation multiplexer 34 output descramblings is given audio decoder 35 afterwards, and the video data behind the output descrambling is given Video Decoder 36.
Described audio decoder 35 links to each other with described audio output interface 37, and described audio decoder 35 sends to described audio output interface 37 outputs after being used for the voice data that receives decoded;
In the specific implementation, the voice data that audio decoder 35 receives can be described video disc driver 31 outputs, also can be described demodulation multiplexer 34 outputs.
Described Video Decoder 36 links to each other with described video output interface 38, and described Video Decoder 36 sends to described video output interface 38 outputs after being used for the video data that receives decoded; In the specific implementation, the video data that Video Decoder 36 receives can be described video disc driver 31 outputs, also can be described demodulation multiplexer 34 outputs.
In the specific implementation, described audio output interface 37 all links to each other with television set with described video output interface 38, the video disc player of the utility model embodiment or top box of digital machine can be exported to television set with video disc audio frequency and video or digital television program according to user's demand like this, watch for the user.
Video disc player that present embodiment provides or top box of digital machine, have video disc playing function and TV set-top box function simultaneously, wherein video disc playing function and top box of digital machine function are multiplexing to AV decoder and audio and video output interface, therefore, the video disc player of the utility model embodiment or top box of digital machine, with respect to the needs of prior art independently video disc player and set-top box realize video disc playing function and top box of digital machine function, saved cost, simplified the home network wiring.
Fig. 2 is that second example structure of video disc player of the present utility model or top box of digital machine is formed schematic diagram.As shown in Figure 2, the video disc player of present embodiment or top box of digital machine are except that comprising the described functional module of first embodiment, also comprise audio frequency handover module 40, video frequency switching module 50 and instruction input module 60, only set forth below with regard to the difference of the present embodiment and first embodiment, wherein:
Described audio frequency handover module 40, link to each other with described video disc driver 31 with described demodulation multiplexer 34 respectively, be used under the control of described master controller 30, selectivity is exported the audio signal of described video disc driver 31 or 34 transmissions of described demodulation multiplexer to described audio output interface 37;
Described video frequency switching module 50, link to each other with described video disc driver 31 with described demodulation multiplexer 34 respectively, be used under the control of described master controller 30, selectivity is exported the vision signal of described video disc driver 31 or 34 transmissions of described demodulation multiplexer to described video frequency output interface 38;
The video disc player of present embodiment or top box of digital machine are finished switching between the audio frequency and video that audio frequency and video that video disc plays and Digital Television play, user friendly experience by the audio frequency and video handover module.
Described instruction input module 60 can be and links to each other with described master controller 30, is used to receive the remote controller and/or the button of user's operational order.
Video disc player that present embodiment provides or top box of digital machine, have video disc playing function and TV set-top box function simultaneously, wherein video disc playing function and top box of digital machine function are multiplexing to AV decoder and audio and video output interface, therefore, the video disc player of the utility model embodiment or top box of digital machine, with respect to the needs of prior art independently video disc player and set-top box realize video disc playing function and top box of digital machine function, saved cost, simplified the home network wiring.In addition, the video disc player of the utility model embodiment or top box of digital machine are finished switching between the audio frequency and video that audio frequency and video that video disc plays and Digital Television play, user friendly experience by the audio frequency and video handover module.
Above disclosed only is the utility model preferred embodiment, can not limit the interest field of the utility model certainly with this, and therefore the equivalent variations of being done according to the utility model claim still belongs to the scope that the utility model is contained.
Claims (8)
1, a kind of video disc player is characterized in that, comprises master controller, video disc driver, TV signal receiver, demodulation multiplexer, Conditional Access Module, audio decoder, Video Decoder, audio output interface and video output interface, wherein:
Described master controller links to each other with other modules respectively, is used to control each module and carries out function corresponding;
Described audio decoder links to each other with described audio output interface, and described audio decoder sends to described audio output interface output after being used for the voice data that receives decoded;
Described Video Decoder links to each other with described video output interface, and described Video Decoder sends to described video output interface output after being used for the video data that receives decoded;
Described video disc driver links to each other with described audio decoder and described Video Decoder respectively, and the video disc data output to described audio decoder and described Video Decoder respectively after the video disc drive processes;
Described TV signal receiver, described Conditional Access Module and described demodulation multiplexer, link to each other successively, and described demodulation multiplexer links to each other with described audio decoder and described Video Decoder respectively, digital television signal outputs to described audio decoder and described Video Decoder respectively after handling via described TV signal receiver, described Conditional Access Module and demodulation multiplexer.
2, video disc player as claimed in claim 1 is characterized in that, also comprises:
The audio frequency handover module, link to each other with described demodulation multiplexer with described video disc driver respectively, be used under the control of described master controller, selectivity is exported audio signal that described video disc driver or described demodulation multiplexer send to described audio output interface;
Video frequency switching module, link to each other with described demodulation multiplexer with described video disc driver respectively, be used under the control of described master controller, selectivity is exported vision signal that described video disc driver or described demodulation multiplexer send to described video output interface frequently.
3, video disc player as claimed in claim 2 is characterized in that, described audio frequency handover module and described video frequency switching module are analog switch.
4, video disc player as claimed in claim 1 is characterized in that, described TV signal receiver receives terminal for the RF radio frequency.
5, video disc player as claimed in claim 1 is characterized in that, also comprises:
Link to each other with described master controller, be used to receive the instruction input module of user's operational order.
6, video disc player as claimed in claim 5 is characterized in that, described instruction input module is remote controller or button.
7, a kind of top box of digital machine comprises master controller, TV signal receiver, demodulation multiplexer, Conditional Access Module, video disc driver, audio decoder, Video Decoder, audio output interface and video output interface, wherein:
Described master controller links to each other with other modules respectively, is used to control each module and carries out function corresponding;
Described audio decoder links to each other with described audio output interface, and voice data is by behind the described audio decoder decode, by described audio output interface output;
Described Video Decoder links to each other with described video output interface, video data by described video decoder decodes after, by the output of described video output interface;
Described TV signal receiver, described Conditional Access Module and described demodulation multiplexer, link to each other successively, and described demodulation multiplexer links to each other with described audio decoder and described Video Decoder respectively, digital television signal outputs to described audio decoder and described Video Decoder respectively after handling via described TV signal receiver, described Conditional Access Module and demodulation multiplexer;
Described video disc driver links to each other with described audio decoder and described Video Decoder respectively, and the video disc data output to described audio decoder and described Video Decoder respectively after the video disc drive processes.
8, top box of digital machine as claimed in claim 7 is characterized in that, also comprises:
The audio frequency handover module, link to each other with described video disc driver with described demodulation multiplexer respectively, be used under the control of described master controller, selectivity is exported audio signal that described video disc driver or described demodulation multiplexer send to described audio output interface;
Video frequency switching module, link to each other with described video disc driver with described demodulation multiplexer respectively, be used under the control of described master controller, selectivity is exported vision signal that described video disc driver or described demodulation multiplexer send to described video output interface frequently.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920129851U CN201374760Y (en) | 2009-02-10 | 2009-02-10 | Video disc player and digital set-top box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920129851U CN201374760Y (en) | 2009-02-10 | 2009-02-10 | Video disc player and digital set-top box |
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| Publication Number | Publication Date |
|---|---|
| CN201374760Y true CN201374760Y (en) | 2009-12-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920129851U Expired - Fee Related CN201374760Y (en) | 2009-02-10 | 2009-02-10 | Video disc player and digital set-top box |
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| CN (1) | CN201374760Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102665121A (en) * | 2012-05-15 | 2012-09-12 | 慈溪迈思特电子科技有限公司 | Multifunctional set top box |
-
2009
- 2009-02-10 CN CN200920129851U patent/CN201374760Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102665121A (en) * | 2012-05-15 | 2012-09-12 | 慈溪迈思特电子科技有限公司 | Multifunctional set top box |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091230 Termination date: 20130210 |