CN2774051Y - Audio-video recording player with movable hard disk - Google Patents
Audio-video recording player with movable hard disk Download PDFInfo
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- CN2774051Y CN2774051Y CN 200520000934 CN200520000934U CN2774051Y CN 2774051 Y CN2774051 Y CN 2774051Y CN 200520000934 CN200520000934 CN 200520000934 CN 200520000934 U CN200520000934 U CN 200520000934U CN 2774051 Y CN2774051 Y CN 2774051Y
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Abstract
The utility model relates to a portable movable hard disk audio-video recording player. The utility model comprises a host machine (1), a host machine (2), a sub machine (3) and a remote controller (4), wherein the host machine (1), the host machine (2) and the sub machine (3) comprises respectively an expansion interface, and the host machine (1) receives and selectively output television signals; the sub machine (3) is used for coding, decoding and storing the received television signals; the host machine (2) is provided with an audio-video playing terminal; the host machine (1) and the host machine (2) can be respectively connected with the sub machine (3) through the extension interface, and the remote controller (4) can send out control signals to control the various operation of the host machine (2) and the sub machine (3).
Description
Technical field
The utility model relates to a kind of portable hard drive video/audio recording/playing picture device, concretely, relates to a kind of portable portable hard drive video/audio recording/playing picture device.
Background technology
In recent years along with the atrophy gradually in video tape recorder market, the DVR that with the hard disk is recording medium comes into vogue gradually, but comprehensive DVR of the prior art, most based on desktop computer, and hard disk is fixed in machine intimate, can not freely install and remove, therefore can only fixed placement use, because of the general volume of DVR of the prior art is bigger, therefore carry inconvenience again, can not move use.
The utility model content
The purpose of this utility model is to overcome deficiency of the prior art, provides a kind of use flexible, easy to carry, the portable hard drive video/audio recording/playing picture device with versatility.
For realizing described purpose, portable portable hard drive video/audio recording/playing picture device of the present utility model comprises main frame 1, main frame 2, handset 3 and remote controller 4;
Described main frame 1 comprises:
An expansion interface provides the interface with described handset;
An audio and video output interface circuit provides the interface with external audio, video terminal;
A power circuit provides each device required power supply;
Key panel and key control circuit provide user's actuation means;
An antenna input interface circuit receives outside wireless television signal;
A TV tuner circuit, the frequency of tuning received signal;
An audio frequency and video input interface circuit provides the input interface from the audio/video signal of outside source;
A SCART interface circuit provides the audio/video of outside source and the input/output interface of other control signals;
An input signal source controller, the input port of selection signal;
Described antenna input interface circuit links to each other with described TV tuner circuit, TV tuner circuit, audio frequency and video input interface circuit, SCART interface circuit link to each other with the input signal source controller, described power circuit links to each other with the power end of input signal source controller, and described power circuit, key panel and key control circuit, audio and video output interface circuit and input signal source controller link to each other with described expansion interface;
Described main frame 2 comprises:
An expansion interface provides the interface with described handset;
A power circuit provides each device required power supply;
An audio and video output interface circuit provides the interface with external audio/video terminal;
Key panel and key control circuit provide user's actuation means;
A remote controller interface circuit provides the receiving terminal of the control signal that described remote controller sends;
TFT_LCD display screen and drive circuit provide the video display terminal on the main frame;
Two loud speakers provide the audio-frequency playing terminal on the main frame;
An earpiece/speaker drives and volume control circuit, amplifies and output audio signal, and the volume control of described loud speaker and earphone is provided;
An earphone interface circuit provides the interface of external headphones;
Described power circuit is the each several part circuit supply, described audio and video output interface circuit, key panel and key control circuit, remote controller interface circuit, earpiece/speaker driving and volume control circuit and TFT_LCD display screen and drive circuit link to each other with described expansion interface, and loud speaker drives with earpiece/speaker with earphone interface circuit and volume control circuit links to each other;
Described handset 3 comprises:
An expansion interface provides the connecting interface with main frame 1, main frame 2;
A portable hard drive provides a mass storage;
A digital audio/video coding circuit, with the audio-video signal coding of input and the data after will encoding be saved to portable hard drive;
A digital audio/video decoding circuit extracts data from hard disk, decoding back output audio/vision signal;
An audio and video output interface circuit provides the interface with external audio/video terminal;
A remote controller interface circuit provides the receiving terminal of the control signal that described remote controller sends;
A power circuit is the each several part circuit supply;
The output of described power circuit links to each other with each several part circuit power end, described audio and video output interface circuit, portable hard drive link to each other with digital audio/video coding circuit and digital audio/video decoding circuit, the remote controller interface circuit links to each other with the digital audio/video decoding circuit, the digital audio/video coding circuit links to each other with the digital audio/video decoding circuit, and audio and video output interface circuit, portable hard drive, digital audio/video coding circuit and digital audio/video decoding circuit link to each other with described expansion interface;
Described remote controller 4 outputs control signals to the remote controller interface circuit on main frame 2 or the handset;
Each connecting pin of the expansion interface of described handset can link to each other with the corresponding pin of the expansion interface of main frame 1 or main frame 2.
Portable portable hard drive video/audio recording/playing picture device of the present utility model has primary and secondary structure, thereby increased the flexibility in using greatly, handset is owing to can separate with main frame, thereby make carrying of data simple and convenient, not only have versatility, also can satisfy the demand of mobile audiovisuals such as vehicle mounted multimedia.
Description of drawings
Fig. 1 is a theory diagram of the present utility model.
Fig. 2 is the circuit connection schematic diagram of main frame 1 in the embodiment of the present utility model.
Fig. 3 is the circuit connection schematic diagram of main frame 2 in the embodiment of the present utility model.
Fig. 4 is the circuit connection schematic diagram of handset in the embodiment of the present utility model.
Embodiment
With reference to figure 2, Fig. 3 and Fig. 4, embodiment of the present utility model comprises main frame 1, main frame 2, handset 3 and remote controller 4; Main frame 1 comprises: expansion interface 101, multiplexer switch circuit 102, TV tuner circuit 103, audio frequency and video input interface circuit 104, SCART input interface circuit 105, audio and video output interface circuit 106, SCART output interface circuit 107, key panel 108, key control circuit 109, power circuit 110; Power circuit 110 is each assembly power supply, and the output pin of TV tuner circuit 103, audio frequency and video input interface circuit 104 and SCART input interface circuit 105 is connected three input ports of multiplexer switch circuit 102 respectively; Five output pins of described multiplexer switch circuit connect 20 to 24 pin of described expansion interface 101 respectively, the input of described TV tuner circuit connects 18 of expansion interface 101,19 pin, the input of the input of described audio and video output interface circuit 106 and described SCART output interface circuit links to each other with 1 to 3 pin of described expansion interface 101, the output pin of key panel 108 links to each other with the input of key control circuit 109, and the output of key control circuit 109 links to each other with 5 to 7 pin of expansion interface 101; The 25th pin of expansion interface 101 meets Vcc, the 26th pin ground connection;
The operation principle of the portable hard drive video/audio recording/playing picture device in this embodiment is as follows: at first the expansion interface 301 with handset 3 is plugged in the expansion interface 101 of main frame 1, open the mains switch of main frame, Switching Power Supply starts, system starts working, can send control signal to Digital Media decoding circuit 303 this moment by remote controller or key panel, the selection signal that Digital Media decoding circuit 303 produces is by expansion interface 101,301 20, the TV that 102 selections of 21 pin input multiplexer switch circuit are attached thereto, the signal source of AV or SCART form is as input signal, after 22 pin of input signal by expansion interface 101 and 301 are connected into video analog to digital conversion circuit 305, be converted into digital signal and send into Digital Media coding circuit 302 by video analog to digital conversion circuit 305, compress etc. and to send into portable hard drive after the processing and preserve; After preservation finishes, can be again be kept at content in the portable hard drive by key panel or remote controller control figure media decoder 303 being read and decoding, content after reading by audio and video output interface circuit 106 or SCART output interface circuit 107 to external playback terminal, as television set output audio-video signal;
As handset 3 expansion interfaces 301 are separated with the expansion interface 101 of main frame 1, and the expansion interface 201 of connection main frame 2, after connecting main frame 2 power supplys, by operation to remote controller 4 or key panel 203,303 extractions of may command Digital Media decoding circuit and decoding are kept at the content in the portable hard drive, and the audio-video signal after decompress(ion) and the conversion is sent into audio and video output interface circuit 206 by expansion interface 201 and 301 and directly exported; Audio signal also can be passed through volume control circuit 205 control signal powers, power amplification circuit 207 amplifies, and loudspeaker plays by being attached thereto, vision signal also can be by 209 decodings of video decode circuit, timing control circuit 210 carries out Synchronization Control, shows by TFT-LCD at last.
As handset 3 is used separately, after power circuit 309 is given electricity, can send a control signal to remotely monitored sensing circuit 308 by using a teleswitch and then deliver to Digital Media decoding circuit 303, Digital Media decoding circuit extraction and decoding are kept at the file in the portable hard drive, directly export audio and video output interface circuit 310 to after decoding and the conversion, play by the external playback terminal that links to each other in this interface circuit then.
Claims (2)
1. a portable portable hard drive video/audio recording/playing picture device is characterized in that: comprise main frame (1), main frame (2), handset (3) and remote controller (4);
Described main frame (1) comprising:
An expansion interface provides the interface with described handset;
An audio and video output interface circuit provides the interface with external audio, video terminal;
A power circuit provides each device required power supply;
Key panel and key control circuit provide user's actuation means;
An antenna input interface circuit receives outside wireless television signal;
A TV tuner circuit, the frequency of tuning received signal;
An audio frequency and video input interface circuit provides the input interface from the audio/video signal of outside source;
A SCART interface circuit provides the audio/video signal of outside source and the input/output interface of master control thereof;
An input signal source controller, the input port of selection signal;
Described antenna input interface circuit links to each other with described TV tuner circuit, TV tuner circuit, audio frequency and video input interface circuit, SCART interface circuit link to each other with the input signal source controller, described power circuit links to each other with the power end of input signal source controller, and described power circuit, key panel and key control circuit, audio and video output interface circuit and input signal source controller link to each other with described expansion interface;
Described main frame (2) comprising:
An expansion interface provides the interface with described handset;
A power circuit provides each device required power supply;
An audio and video output interface circuit provides the interface with external audio/video terminal;
Key panel and key control circuit provide user's actuation means;
A remote controller interface circuit provides the receiving terminal of the control signal that described remote controller sends;
TFT_LCD display screen and drive circuit provide the video display terminal on the main frame;
Two loud speakers provide the audio-frequency playing terminal on the main frame;
An earpiece/speaker drives and volume control circuit, amplifies and output audio signal, and the volume control of described loud speaker and earphone is provided;
An earphone interface circuit provides the interface of external headphones;
Described power circuit is the each several part circuit supply, described audio and video output interface circuit, key panel and key control circuit, remote controller interface circuit, earpiece/speaker driving and volume control circuit and TFT_LCD display screen and a driving electricity road link to each other with described expansion interface, and loud speaker drives with earpiece/speaker with earphone interface circuit and volume control circuit links to each other;
Described handset (3) comprising:
An expansion interface provides the connecting interface with main frame (1), main frame (2);
A portable hard drive provides a mass storage;
A digital audio/video coding circuit, with the audio-video signal coding of input and the data after will encoding be saved to portable hard drive;
A digital audio/video decoding circuit extracts data from hard disk, decoding back output audio/vision signal is to playback terminal;
An audio and video output interface circuit provides the interface with external audio/video terminal;
A remote controller interface circuit provides the receiving terminal of the control signal that described remote controller sends;
A power circuit is the each several part circuit supply;
The output of described power circuit links to each other with each several part circuit power end, described audio and video output interface circuit, portable hard drive link to each other with digital audio/video coding circuit and digital audio/video decoding circuit, the remote controller interface circuit links to each other with the digital audio/video decoding circuit, the digital audio/video coding circuit links to each other with the digital audio/video decoding circuit, and audio and video output interface circuit, portable hard drive, digital audio/video coding circuit and digital audio/video decoding circuit link to each other with described expansion interface;
Described remote controller (4) outputs control signals to the remote controller interface circuit on main frame (2) or the handset;
Each connecting pin of the expansion interface of described handset can link to each other with the corresponding pin of the expansion interface of main frame (1) or main frame (2).
2. according to the portable portable hard drive video/audio recording/playing picture device in the claim 1, it is characterized in that: the power circuit in the described main frame (2) comprises a battery component, a power supply adaptor and a direct current input interface.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200520000934 CN2774051Y (en) | 2005-01-17 | 2005-01-17 | Audio-video recording player with movable hard disk |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200520000934 CN2774051Y (en) | 2005-01-17 | 2005-01-17 | Audio-video recording player with movable hard disk |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2774051Y true CN2774051Y (en) | 2006-04-19 |
Family
ID=36709313
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 200520000934 Expired - Fee Related CN2774051Y (en) | 2005-01-17 | 2005-01-17 | Audio-video recording player with movable hard disk |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN2774051Y (en) |
-
2005
- 2005-01-17 CN CN 200520000934 patent/CN2774051Y/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C19 | Lapse of patent right due to non-payment of the annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |