CN201623751U - Digital TV phone with video output - Google Patents
Digital TV phone with video output Download PDFInfo
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- CN201623751U CN201623751U CN2009202863382U CN200920286338U CN201623751U CN 201623751 U CN201623751 U CN 201623751U CN 2009202863382 U CN2009202863382 U CN 2009202863382U CN 200920286338 U CN200920286338 U CN 200920286338U CN 201623751 U CN201623751 U CN 201623751U
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Abstract
The utility model discloses a digital TV phone with video output. A baseband module is used for performing the system control and the audio-video processing with the exception of a digital TV video; a memory module is used for performing the data storage of the phone; a digital TV module is used for receving and processing a digital TV signal and outputting the digital TV signal to the baseband module; an LCM module is used for displaying pictures; a TV-OUT module is used for decoding parallel digital video signals and outputting a standard CVBS video signal; and an audio-video interface module is used for connecting the paths of the TV-OUT module and outputting the CVBS video signal to peripherals. The utility model sends video information including the digital TV video on the phone through the TV-OUT module and the interface to the TV to display, and also can be connected with a projector to complete the projection display; therefore, the digital TV phone is convenient and practical.
Description
Technical field
The utility model relates to field of mobile phones, particularly a kind of Digital Television mobile phone with video output.
Background technology
Along with mobile communication, development of multimedia technology, people require more and more higher to the mobile terminal video play multimedia, and Digital Video Broadcasting Handheld is along with holding of the Olympic Games obtains popularizing rapidly, and Digital Video Broadcasting Handheld mainly comprises two kinds: Digital Television and simulated television.The anolog TV signals level of coverage is wider, but the simulated television definition is lower, and China's TV user finished popularizing of cable TV substantially, to development transition of Digital Television.The digital television signal level of coverage is lower, mainly be part large size cities such as Beijing, Shanghai, Qingdao, Baoding at present, but the Digital Television definition is higher, for the less mobile phone of screen, the higher meeting of definition brings good visual perception to the user, and the universal of Digital Television is trend of the times.
Present Digital Television portable terminal is confined to this machine sowing of mobile phone mostly and puts demonstration, does not possess the video output function, vision signal can not be outputed to TV or projecting apparatus, and this has just limited the application of Digital Television mobile phone.
The utility model content
The purpose of this utility model provides a kind of Digital Television mobile phone with video output, and it can make mobile phone realize the output of audio frequency and video after receiving TV signal.
The utility model provides a kind of Digital Television mobile phone with video output, comprising:
Baseband module is used for output system control signal and the audio frequency and video except that digital television video and handles;
Memory module connects described baseband module, is used for procedure stores, metadata cache, the storage of described mobile phone;
Digital television module connects described baseband module and memory module, be used for the acceptance of digital television signal and handle and output video and audio signal to described baseband module;
The LCM module connects described digital television module, is used for the demonstration of described mobile phone;
The TV-OUT module connects described digital television module, is used for the parallel digital video signal is decoded and the CVBS vision signal of outputting standard;
The audio-video interface module connects described TV-OUT module, is used for described TV-OUT module path is connected, and then described CVBS video signal video is outputed to peripheral hardware.
Described memory module comprises the Flash that is used for procedure stores, the SDRAM and the DDRAM that are used for base band and digital television module metadata cache, the Flash that is used for storage or outside extended menory.
Described digital television module is exported 16 parallel-by-bit video datas to the I80 interface, by IIS interface output audio signal to baseband module.
Described TV-OUT module receives 16 parallel-by-bit video datas from the I80 interface, it decoded, and the CVBS vision signal of outputting standard.
Described LCM module is connected with the TV-OUT module shares 16 bit data holding wire lines, read-write control signal and command control signal, and resetting of LCM module and TV-OUT module is provided with chip selection signal is independent respectively.
Described audio-video interface module is connected the TV-OUT path by analog switch, exports the CVBS video signal video to peripheral hardware by the TV-OUT cable then.
Adopt a kind of Digital Television mobile phone described in the utility model with video output, carry out system's control and the processing of the audio frequency and video except that digital television video by baseband module, carry out the storage of described mobile phone by memory module, carry out the acceptance and the processing of digital television signal and export described baseband module to by digital television module, carrying out picture by the LCM module shows, by the TV-OUT module parallel digital video signal is decoded and the CVBS vision signal of outputting standard, by the audio-video interface module described TV-OUT module path is connected, more described CVBS video signal video is outputed to peripheral hardware.The utility model with video information on the mobile phone, comprises digital TV video frequency by TV-OUT module and interface, sends on the TV to show, also can connect projecting apparatus and finish Projection Display, and is convenient and practical.
Description of drawings
Fig. 1 is the theory diagram of mobile phone described in the utility model;
Fig. 2 is an audio-video interface modular circuit schematic diagram described in the utility model;
Fig. 3 outputs to the schematic flow sheet of peripheral hardware for audiovisual frequency in digital TV signal described in the utility model;
Fig. 4 outputs to the schematic flow sheet of peripheral hardware for the audio-video signal except that digital TV described in the utility model;
Fig. 5 outputs to the signal flow diagram of peripheral hardware for the MP4 video.
Embodiment
Further specify the technical solution of the utility model below in conjunction with drawings and Examples.
Referring to Fig. 1, Fig. 1 has shown a kind of Digital Television mobile phone 100 with video output, comprises baseband module 101, memory module 102, digital television module 103, LCM module 104, TV-OUT module 105 and audio-video interface module 106.Wherein, baseband module 101 is used for system's control and handles (it is connected audio-frequency module 1061) with the audio frequency and video except that digital television video, mainly adopts the baseband chip SC6600R of Spreadtrum company; Memory module 102 is used for procedure stores, metadata cache, storage; Digital television module 103 is used for digital television signal acceptance and handles and output video and audio signal, mainly adopts the SC6600V of Spreadtrum company and the ADMTV102 of ADI company; LCM module 104 is used for the mobile phone end and shows, adopts the LCD display of 3.0 cun 16:9; TV-OUT module 105 is decoded the parallel digital video signal and the CVBS vision signal of outputting standard, adopts the LC822973 of SANYO GS company; Audio-video interface module 106 is used for audio frequency and video and inputs or outputs.
Digital television module 103 receives the wireless digital TV-set signal by ADMTV102, and output 16 parallel-by-bit video datas are to the LCD interface of I80 after SC6600V handles, and audio signal outputs to the SC6600R of baseband module 101 by the IIS interface;
Described TV-OUT module receives 16 parallel-by-bit video datas from the I80 interface, it is decoded the CVBS vision signal of outputting standard.
16 bit data holding wire lines, read-write control signal and the command control signal of LCM module 104 and TV-OUT module 105 share I 80 interfaces, independent respectively but it resets with chip selection signal.
Referring to Fig. 2, Fig. 2 has shown audio-video interface module 106 circuit diagrams, and analog switch 201 is used to switch the CVBS vision signal of TV-OUT module 105 outputs and the audio signal HEAD_MIC that comes in from earphone MIC (audio-frequency module 1061).When 10PIN miniUSB interface 202 had earphone or TV-OUT cable to insert, system ejected one and selects the interface, and what selected to insert by the user is earphone or TV-OUT cable, and analog switch 201 is selected to switch according to the user.The analog switch that adopts among the embodiment is the PI3A3159 of Pericom company, requires the conduction impedance of analog switch as far as possible little (less than 1 ohm).
Referring to Fig. 3, Fig. 3 has shown that the audiovisual frequency in digital TV signal outputs to the flow chart of peripheral hardware, comprising:
STEP1.1, digital television module receive TV signal and handle, and the video data of directly output numeral is to the I80 interface, and simultaneously, output audio signal is to the IIS interface.
STEP1.2, LCM module receive 16 digital video signals by the I80 interface and show, simultaneously, baseband module receives digital audio and video signals by the IIS interface and carries out the AD conversion and amplify back output.
Insert if detect the TV-OUT cable, then descend step, otherwise continue to carry out this step.
STEP1.3, LCM module latch the fixed image data of LCD by buffer memory and output to LCD and go up demonstration.
STEP1.4, LCM module reset and chip selection signal becomes normal height, TV-OUT module electrifying startup, reset and chip selection signal effective.
STEP1.5, TV-OUT module receive 16 parallel-by-bit video datas from the I80 interface, it are decoded the CVBS vision signal of outputting standard.
Referring to Fig. 4, Fig. 4 has shown that the audio-video signal except that digital TV outputs to the flow chart of peripheral hardware, comprising:
STEP2.1, baseband module directly export the numeral video data to the I80 interface, simultaneously, output audio signal to peripheral hardware,
STEP2.2, LCM module receive 16 digital video signals by the I80 interface and show,
Insert if detect the TV-OUT cable, then descend step, otherwise continue to carry out this step.
STEP2.3, LCM module latch the fixed image data of LCD by buffer memory and output to LCD and go up demonstration.
STEP2.4, LCM module reset and chip selection signal becomes normal height, TV-OUT module electrifying startup, reset and chip selection signal effective.
STEP2.5, TV-OUT module receive 16 parallel-by-bit video datas from the I80 interface, it are decoded the CVBS vision signal of outputting standard.
Referring to Fig. 5, Fig. 5 has shown that the MP4 video outputs to the signal flow diagram of peripheral hardware.The SC6600R of baseband module 101 reads the MP4 file from the T-flash of memory module 102, decode then, the SC6600V of the vision signal process digital television module 103 that produces is through to the LC822973 of TV-OUT module 105, produce the CVBS vision signal through the LC822973 decoding then, send audio-video interface module 106 to.
Those of ordinary skill in the art will be appreciated that, above embodiment is used for illustrating the utility model, and be not to be used as qualification of the present utility model, as long as in connotation scope of the present utility model, all will drop in claims scope of the present utility model variation, the modification of above embodiment.
Claims (6)
1. the Digital Television mobile phone with video output is characterized in that, comprising:
Baseband module is used for output system control signal and the audio frequency and video except that digital television video and handles;
Memory module connects described baseband module, is used for procedure stores, metadata cache, the storage of described mobile phone;
Digital television module connects described baseband module and memory module, be used for the acceptance of digital television signal and handle and output video and audio signal to described baseband module;
The LCM module connects described digital television module, is used for the demonstration of described mobile phone;
The TV-OUT module connects described digital television module, is used for the parallel digital video signal is decoded and the CVBS vision signal of outputting standard;
The audio-video interface module connects described TV-OUT module, is used for described TV-OUT module path is connected, and then described CVBS video signal video is outputed to peripheral hardware.
2. mobile phone as claimed in claim 1 is characterized in that, described memory module comprises the Flash that is used for procedure stores, the SDRAM and the DDRAM that are used for base band and digital television module metadata cache, the Flash that is used for storage or outside extended menory.
3. mobile phone as claimed in claim 2 is characterized in that, described digital television module is exported 16 parallel-by-bit video datas to the I80 interface, by IIS interface output audio signal to baseband module.
4. mobile phone as claimed in claim 3 is characterized in that, described TV-OUT module receives 16 parallel-by-bit video datas from the I80 interface, it is decoded, and the CVBS vision signal of outputting standard.
5. mobile phone as claimed in claim 4, it is characterized in that, described LCM module is connected with the TV-OUT module shares 16 bit data holding wire lines, read-write control signal and command control signal, and resetting of LCM module and TV-OUT module is provided with chip selection signal is independent respectively.
6. mobile phone as claimed in claim 5 is characterized in that, described audio-video interface module is connected the TV-OUT path by analog switch, exports the CVBS video signal video to peripheral hardware by the TV-OUT cable then.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202863382U CN201623751U (en) | 2009-12-25 | 2009-12-25 | Digital TV phone with video output |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202863382U CN201623751U (en) | 2009-12-25 | 2009-12-25 | Digital TV phone with video output |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201623751U true CN201623751U (en) | 2010-11-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202863382U Expired - Fee Related CN201623751U (en) | 2009-12-25 | 2009-12-25 | Digital TV phone with video output |
Country Status (1)
| Country | Link |
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| CN (1) | CN201623751U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011160349A1 (en) * | 2010-06-22 | 2011-12-29 | 中兴通讯股份有限公司 | Mobile terminal and method for interaction between mobile terminal and network server |
| CN105049899A (en) * | 2015-07-27 | 2015-11-11 | 小米科技有限责任公司 | Television projection control method, television projection control device and terminal equipment |
-
2009
- 2009-12-25 CN CN2009202863382U patent/CN201623751U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011160349A1 (en) * | 2010-06-22 | 2011-12-29 | 中兴通讯股份有限公司 | Mobile terminal and method for interaction between mobile terminal and network server |
| CN105049899A (en) * | 2015-07-27 | 2015-11-11 | 小米科技有限责任公司 | Television projection control method, television projection control device and terminal equipment |
| CN105049899B (en) * | 2015-07-27 | 2018-11-23 | 小米科技有限责任公司 | television projection control method, device and terminal device |
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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 |
Granted publication date: 20101103 Termination date: 20161225 |
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| CF01 | Termination of patent right due to non-payment of annual fee |