CN201674598U - Connector based on set top box - Google Patents
Connector based on set top box Download PDFInfo
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- CN201674598U CN201674598U CN201020224100XU CN201020224100U CN201674598U CN 201674598 U CN201674598 U CN 201674598U CN 201020224100X U CN201020224100X U CN 201020224100XU CN 201020224100 U CN201020224100 U CN 201020224100U CN 201674598 U CN201674598 U CN 201674598U
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Abstract
The utility model discloses a connector based on a set top box, which comprises an audio and video input unit, an audio and video encoding unit, a data transmission unit and a central control unit, wherein the audio and video input unit receives an audio and video data signal transmitted from the set top box; the audio and video encoding unit is used for carrying out compression encoding on the audio and video data signal; the data transmission unit sends the compressed and encoded audio and video data signal to mobile equipment through a network to carry out display; and the central control unit is used for carrying out coordination control on the audio and video input unit, the audio and video encoding unit and the data transmission unit. The connector based on the set top box has the advantages of simple and compact structure, low cost, convenient operation, wide application range and the like.
Description
Technical field
The utility model is mainly concerned with the digital television devices field, refers in particular to a kind of connector that is used for the transmission tone video data signal.
Background technology
Raising along with people's living standard, people's life style changes gradually, generally begins to pursue convenient and comfortable family life, for TV watching, people also are not content with and are fixed on the parlor or program is watched in the bedroom, and wish can be at home arbitrarily the place can both watch or operate.
Set-top box is one of capital equipment of TV programme reception, and it is accompanied by the high speed development of digital television techniques, has progressed in the middle of people's family life.But set-top box not only needs to be connected with television set in the family, need connect antenna system or satellite receiving system or cable television network etc. toward contact, and one is more fixing in its installation site, is not easy to move.The fixed-site of set-top box and television set is connected the restriction of TV quantity with set-top box, be difficult to satisfy the demand that people teleview at home whenever and wherever possible.Therefore the digital television program that set-top box is received shifts to play on other mobile devices becomes a kind of new demand.
For present one-way set-top box, major part just is connected to television set separately, does not have external other interface such as mobile devices such as panel computer, notebook computers, more can't realize the broadcast of TV programme on above-mentioned mobile device.And since its no network interface, external if desired mobile device, and the function of TV is play in realization, then certainly will carry out the internal configurations upgrading to one-way set-top box, will inevitably bring the cost consumption of configuration replacing.
For bi-directional set-top box, its connect internet or connect other such as realizations of mobile devices such as panel computer, family expenses desktop computer mainly by integrated Ethernet interface in inside.It mainly realized connecting in wired mode by the network interface that is provided with on it with being connected then of mobile device.But the wired connection mode has limited the putting position of mobile device to a certain extent and has moved and use, and simultaneously loaded down with trivial details wiring has brought inconvenience also for people's life.In addition, though bi-directional set-top box has network interface, it will be realized TV programme transferred on other mobile devices and play, and still corresponding application software need be arranged in set-top box, therefore just need carry out software upgrading to set-top box.
The utility model content
The technical problems to be solved in the utility model just is: at the technical problem that prior art exists, the utility model provides a kind of connector based on set-top box of simple and compact for structure, with low cost, easy to operate, wide accommodation.
For solving the problems of the technologies described above, the utility model by the following technical solutions:
A kind of connector based on set-top box is characterized in that, comprising:
The audio frequency and video input unit is received from the audio, video data signal that set-top box transmits;
The audio/video coding unit is used for the audio, video data signal is carried out compressed encoding;
Data transmission unit, the audio, video data signal that compressed encoding is good sends to mobile device by network and plays;
Central control unit is used for audio frequency and video input unit, audio/video coding unit and data transmission unit are coordinated control.
As further improvement of the utility model:
Described central control unit links to each other with an infrared control unit.
Described data transmission unit sends the good audio, video data signal of compressed encoding to mobile device by wireless and/or wired network.
Compared with prior art, advantage of the present utility model is:
1, the utility model is that a support set-top box is transferred to TV programme the auxiliary equipment of playing on the mobile device, use the utility model and realize above-mentioned functions, do not need to change the hardware configuration of existing set-top box and set-top box is carried out software upgrading, only need the audio frequency and video output signal of set-top box is directly inserted the utility model, have and implement advantages such as easy, easy to operate, simple in structure, with low cost.
2, use the utility model, the user can arbitrarily transfer to TV programme on the mobile device with playing programs function, can realize optional position TV reception in the family, the user also can be very easy to people's life by long-range mobile device and this device long-distance remote control set-top box.
3, use the utility model, many mobile devices can pass through the utility model TV reception simultaneously, realize that many people use, and the user only need use existing mobile device, need not the user and buys television set again, for the user has saved cost.
4, the utility model is supported the wireless connections of wireless mobile apparatus, is not subjected to the restriction of wired connection, has simplified the layout of home appliance, has saved the user living space.
Description of drawings
Fig. 1 is a structural principle schematic diagram of the present utility model;
Fig. 2 is an operation principle schematic diagram of the present utility model;
Fig. 3 is the general frame schematic diagram of the utility model specific embodiment;
Fig. 4 is the circuit theory schematic diagram of the utility model specific embodiment middle pitch video unit;
Fig. 5 is the circuit theory schematic diagram of data transmission unit and audio/video coding unit in the utility model specific embodiment, central control unit;
Fig. 6 is the circuit theory schematic diagram of infrared control unit in the utility model specific embodiment.
Marginal data:
1, set-top box; 20, infrared control unit; 21, audio frequency and video input unit; 22, audio/video coding unit; 23, data transmission unit; 24, central control unit; 3, mobile device.
Embodiment
Below with reference to Figure of description and specific embodiment the utility model is described in further details.
As depicted in figs. 1 and 2, the utility model is based on the connector of set-top box, comprise: audio frequency and video input unit 21, be received from the audio, video data signal that set-top box 1 transmits, its input interface is the audio frequency and video input interface, can adopt AV interface, HDMI (high-definition multimedia) interface, component input interface etc. to have the interface of audio frequency and video receiving function according to actual needs; Audio/video coding unit 22, be used for the audio, video data signal is carried out compressed encoding, wherein coding can adopt certain fixing compression standard, with the audio, video data signal compression coding is the naked flow data of this standard, in actual applications, the compression standard of the 22 pairs of audio frequency and video in audio/video coding unit compression can also adopt comprise H.264, multiple audio/video encoding standards such as Mpeg-4, Mpeg-2, AVS; Data transmission unit 23, the audio, video data signal that compressed encoding is good (the naked flow data of audio frequency and video) sends to mobile device 3 by network and plays; Central control unit 24 is used for audio frequency and video input unit 21, audio/video coding unit 22 and data transmission unit 23 are coordinated control.Set-top box 1 receives from hfc plant and the audio, video data signal is exported in the back of decoding, and plays by being transferred on the mobile device 3 behind the connector of the present utility model again.
In the present embodiment, central control unit 24 links to each other with an infrared control unit 20, infrared control unit 20 is controlled set-top box 1 in order to receive the external control instruction, and the user instruction that receives according to data transmission unit 23 carries out channel, volume adjustment and affirmation, the function remote control such as withdraws from set-top box 1.During practical operation, the user can be positioned over the input of instruction on the long-range mobile device 3, for example, is embedded a dummy keyboard on mobile device 3, and this dummy keyboard can be realized distant control functions such as channel is added and subtracted, sound is added and subtracted, confirmed, withdraws from.
In the present embodiment, data transmission unit 23 sends the good audio, video data signal of compressed encoding to mobile device 3 by wireless and/or wired network.Wireless network comprises multiple wireless connections modes such as WIFI, HomeRF, WAPI, UWB, adopts wireless network can be user-friendly to mobile device 3 and watches TV programme, and can not be subjected to wired restriction, can realize that mobile device 3 freely puts.
Referring to Fig. 3, in the present embodiment, the Hi3511 chip that adopts Hai Si is as main control chip, and it is a high performance communication Media Processor based on ARM9 processor cores and vision hardware accelerating engine, have high integrated, able to programme, support H.264 the function with multi-protocols such as MJPEG.The function of above-mentioned Hi3511 chipset audio video encoding unit 22 and central control unit 24, the audio-video signal that transmits from set-top box 1 carries out the signal that treatment conversion becomes mobile device 3 to discern by it, and user's operation sends to infrared control unit 20 by this main control chip Hi3511 with the concrete operations instruction, pass to set-top box 1 by infrared control unit 20 again, further further reaction is done in 1 couple of user's of set-top box operation, thereby reaches the purpose of a controller top box 1.In the present embodiment, data transmission unit 23 adopts the wireless network card with WIFI wireless transmission function, and links to each other with the data output pin of main control chip Hi3511.
Referring to Fig. 4, in the present embodiment, the audio signal AUDIO-IN that transmits from set-top box 1 is input among the Hi3511 through pin SIDO0DI, and video signal VIDEO-IN inputs among the main control chip Hi3511 by pin V10DATA2, V10DATA3, and at first carry out the conversion of analog signal, and then sound, video signal digital signal after the conversion are carried out sound, video coding to digital signal by this chip.
Referring to Fig. 5, in the present embodiment, in main control chip Hi3511, carry out the coding of mould/number conversion and unified audio frequency and video form from sound, vision signal that set-top box 1 transmits after, be encoded into H.264 naked stream at last, and deliver to data bus pins, the pin USBDM, the USBDP that are Hi3511 among Fig. 5 export to wireless network card, send to mobile device 3 by wireless network card.
Referring to Fig. 6, in the present embodiment, during owing to practical application, infrared control unit 20 can adopt study remote controller, and therefore for this kind learning type infrared remote-controller, it has two kinds of operator schemes:
First kind: the user can directly control by the button of remote controller, that is, and and the K1 among Fig. 6～K7 button, wherein, the K7 key only just can use when other remote controller of study, does not just re-use after the study, this remote-controller function is identical with on the market learning remote control device function, therefore, repeats no more.
Second kind: by the GPIO control of main control chip Hi3511, its operating process is as follows:
A) user sends out a pseudo operation instruction (as: changing platform) from mobile device 3
B) the pseudo operation instruction is transferred to master chip Hi3511 by WIFI
C) main control chip Hi3511 handles the back and passes to infrared remote controller by GPIO, and at this moment, GPIO control replaces above-mentioned manual button, is further described with the K1 key among Fig. 6 below.
When manual operation, the user presses the K1 key, and the collector electrode level of triode Q3 is dragged down, and the GPIO that adopts in second method control is exactly to realize above-mentioned manual operation, i.e. the process pressed of analogue-key, and its principle is as follows:
Main control chip Hi3511 sends out a high level by GPIO, triode Q3 conducting, and its collector electrode level is dragged down, and the A0 pin level of U1 is also dragged down immediately;
Dragged down when U1 detects the A0 pin level, promptly software is identified as button K1 and presses;
Further, when detecting after button K1 is pressed, U1 will set up the contact with set-top box 1 by infrared control unit 20 its infrared transmitting tube of control D4;
Further, user's operation can further be resolved and carry out to set-top box 1 just after receiving this information by infrared control unit 20, and this partial function is the same with set-top box infrared receiving circuit commonly used at present, no longer does detailed description at this.
Operation principle: when the user need transfer to the TV programme in the set-top box 1 on the mobile devices 3 such as panel computer, notebook computer, connector of the present utility model is connected with video line by tone frequency channel wire with set-top box 1, and the unlatching connector, mobile device 3 can be connected with connector.After connecting foundation, the audio, video data of set-top box 1 output is at first received by audio frequency and video input unit 21, further central control unit 24 sends to audio/video coding unit 22 with the data of its reception and encodes according to the prescribed coding standard, and the data that coding is finished are transferred to data transmission unit 23 send to mobile device 3 by wired or wireless local area network (LAN), being moved further that equipment 3 receives from local area network (LAN) after the data is that decodable code is play.
In addition, when the user need change platform and volume adjustment, also can on mobile device 3, realize by this device.The user is by dummy keyboard or application program sending controling instruction on the mobile device 3.After data transmission unit 23 receives user's operational order, carry out corresponding operating, control, carry out and change operations such as platform, volume adjusting accordingly, realize user's Long-distance Control by the 20 pairs of set-top box 1 in infrared control unit.
Below only be preferred implementation of the present utility model, protection range of the present utility model also not only is confined to the foregoing description, and all technical schemes that belongs under the utility model thinking all belong to protection range of the present utility model.Should be pointed out that for those skilled in the art the some improvements and modifications not breaking away under the utility model principle prerequisite should be considered as protection range of the present utility model.
Claims (3)
1. the connector based on set-top box is characterized in that, comprising:
Audio frequency and video input unit (21) is received from the audio, video data signal that set-top box (1) transmits;
Audio/video coding unit (22) is used for the audio, video data signal is carried out compressed encoding;
Data transmission unit (23), the audio, video data signal that compressed encoding is good sends to mobile device (3) by network and plays;
Central control unit (24) is used for audio frequency and video input unit (21), audio/video coding unit (22) and data transmission unit (23) are coordinated control.
2. the connector based on set-top box according to claim 1 is characterized in that: described central control unit (24) links to each other with an infrared control unit (20).
3. the connector based on set-top box according to claim 1 and 2 is characterized in that: described data transmission unit (23) sends the good audio, video data signal of compressed encoding to mobile device (3) by wireless and/or wired network.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020224100XU CN201674598U (en) | 2010-06-12 | 2010-06-12 | Connector based on set top box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020224100XU CN201674598U (en) | 2010-06-12 | 2010-06-12 | Connector based on set top box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201674598U true CN201674598U (en) | 2010-12-15 |
Family
ID=43332005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020224100XU Expired - Fee Related CN201674598U (en) | 2010-06-12 | 2010-06-12 | Connector based on set top box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201674598U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102098564A (en) * | 2011-03-04 | 2011-06-15 | 东莞市中珩电子科技有限公司 | Method for watching television programs based on wireless fidelity (wi-fi) |
| CN102595225A (en) * | 2012-03-05 | 2012-07-18 | 常州天能博信息科技有限公司 | Remote video remote control and playing system |
| CN103366548A (en) * | 2013-08-05 | 2013-10-23 | 江苏省广电有线信息网络股份有限公司南京分公司 | Remote infrared controller and control method for interactive set-top box |
| CN105100821A (en) * | 2015-05-14 | 2015-11-25 | 北京加维通讯电子技术有限公司 | Wireless network high-definition video coding equipment, coding system and implement method of the system |
-
2010
- 2010-06-12 CN CN201020224100XU patent/CN201674598U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102098564A (en) * | 2011-03-04 | 2011-06-15 | 东莞市中珩电子科技有限公司 | Method for watching television programs based on wireless fidelity (wi-fi) |
| CN102595225A (en) * | 2012-03-05 | 2012-07-18 | 常州天能博信息科技有限公司 | Remote video remote control and playing system |
| CN103366548A (en) * | 2013-08-05 | 2013-10-23 | 江苏省广电有线信息网络股份有限公司南京分公司 | Remote infrared controller and control method for interactive set-top box |
| CN103366548B (en) * | 2013-08-05 | 2017-06-16 | 江苏省广电有线信息网络股份有限公司南京分公司 | Interactive Set Top Box remote infrared controller and control method |
| CN105100821A (en) * | 2015-05-14 | 2015-11-25 | 北京加维通讯电子技术有限公司 | Wireless network high-definition video coding equipment, coding system and implement method of the system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20101215 Termination date: 20180612 |