CN100423569C - Personal portable multimedia broadcasting, recording and playing integrated machine with digital television receiver - Google Patents
Personal portable multimedia broadcasting, recording and playing integrated machine with digital television receiver Download PDFInfo
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- CN100423569C CN100423569C CNB2006100385086A CN200610038508A CN100423569C CN 100423569 C CN100423569 C CN 100423569C CN B2006100385086 A CNB2006100385086 A CN B2006100385086A CN 200610038508 A CN200610038508 A CN 200610038508A CN 100423569 C CN100423569 C CN 100423569C
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Abstract
The present invention relates to a personal portable multimedia recording and playing integrated machine with a digital television receiver, which comprises an audio/ video input/ output interface, an audio/ video recording module, a digital television signal receiving module, an audio/ video decoding/ encoding control module, a playing module, a USB communication interface, a data storage module, a power supply management module and a control module. The present invention has the advantages that by integrating digital television technology and multimedia technology, the multimedia playing integrated machine has the functions of playing film and vide, playing audio, recording audio/ video, browsing static pictures, freely appreciating digital television and network video, communicating with external devices through an interface, etc., so the present invention really achieves that people with access to information, is convenient to store and play information, changes the semi-enclosed condition between personal digital products and external communication, and adds the entertainment to people's life.
Description
Technical field
The present invention relates to a kind of portable multimedia broadcasting, recording and playing integrated machine, especially collecting multiple multimedia function is the personal portable multimedia broadcasting, recording and playing integrated machine that has DTV receiver of one.
Background technology
In the three phases of Play Technique for Multimedia development experience,, only be that storage medium changes promptly from tape → laser disc → micro harddisk, and program obtain and the basic no change of broadcast mode is promptly fixed a point to obtain to move and is play.
Along with the maturation in consumption electronic product market, people satisfy the vision requirement for the demand of amusement from satisfying sense of hearing requirement transition.Popular MP4 player is that development is come out on the basis of MP3 at present, and the MP4 player has the effect of Voice ﹠ Video simultaneously.But the practical limitation of MP4 player is very big, and to compare film source few with MP3, and need the specific software conversion, and the video format of support is single, and the possibility of upgrading is little.Initiation new product in vogue---portable multimedia broadcasting, recording and playing integrated machine along with network flow-medium/FLASH, it is that central processing unit and digital processing unit and multiple interfaces technical combinations realize that the fixed point of multimedia programming is recorded with moving and play mostly, the AU1200 that produces as AMD moves player, its dominant frequency is generally more than 200MHz, add and join the above portable hard drive of 20G, realized really that with respect to MP3/MP4 multimedia joint body segment order moves broadcast, it is many to have film source, can support the advantage of miscellaneous multimedia form.But also deposit and Digital Television and the incompatible problem of Internet video, need to support, still a semienclosed personal electric recreation terminal by the software of special use.
Goal of the invention
The purpose of this invention is to provide a kind of with digital television techniques and multimedia technology integration, the mobile Voice ﹠ Video signal that obtains is realized playing and recording, the user upgrades on the spot by network, satisfies the personal portable multimedia broadcasting, recording and playing integrated machine that has DTV receiver of instructions for use.
The present invention is that the technical scheme that achieves the above object is: a kind of personal portable multimedia broadcasting, recording and playing integrated machine that has DTV receiver is characterized in that: comprise at least
-audio/video input/output interface is used to connect the outside equipment that produces multi-medium data;
-audio/video is recorded module, connects the outside equipment that produces multi-medium data by this audio/video input/output interface, is used for reception, recording audio/video data, and the audio/video data that is recorded to is stored in the data memory module;
-digital television signal receiver module is used to receive the transmission code stream that high-frequency signal, frequency conversion and demodulation obtain Digital Television, and the transmission code stream of Digital Television is carried out channel-decoding, transmission code stream demultiplexing, decoding output audio/video data;
-audio/video decoding/encoding control module is used for carrying out code storage from the audio/video data of data memory module, digital TV receiver module output, and the audio/video data of storage is decoded, and output is for the audio/video data of playing;
-playing module is used for the voice data power amplification that can play of input, outputting audio data, and drive loud speaker or earphone, and the video data of output shows each video file or/and text by display;
-USB communication interface is used for being connected the transmission of the line data of going forward side by side with the equipment of outside computer platform and generation multi-medium data;
-data memory module is used for stored audio/video data and text;
-power management module is used for when audio/video decoding/encoding control module is handled the video file of different-format, and the Adjustment System arithmetic speed reduces system power dissipation;
-control module, be used to connect the audio/video input/output interface, audio/video is recorded module, data memory module, digital television signal receiver module, audio/video decoding/encoding control module, playing module, USB communication interface and power management module, be used for that system's calculation process and user select and control to above-mentioned each module and each interface; The USB communication interface is surfed the Net to its operating system update by PC, update system and application software.
The present invention integrates digital television techniques and multimedia technology, receive high-frequency modulation signal at the built-in tuner of multimedia broadcasting, recording and playing integrated machine, and obtain the transmission code stream of Digital Television by frequency conversion and demodulation, the transmission code stream that reaches Digital Television carries out channel-decoding, the code stream demultiplexing, decoding output audio/vision signal, realize the mobile reception of Digital Television again by audio/video decoding/encoding control module, record and play, simplified system not only, save cost, be beneficial to the system integration, the user can appreciate digital television program and internet program at any time, and favorite program can be saved in and be provided with the back in the hard disk and appreciate.Making multimedia broadcasting, recording and playing integrated machine not only have video display broadcast, voice playing, audio/video records, static images is browsed, at any time appreciate Digital Television and Internet video, and carry out multiple functions such as communication by interface and external equipment, the information that really realized is to the people, be convenient to the storage and the broadcast of information, change present individual digital product and become semi-enclosed situation with extraneous communication.
The present invention can upgrade to system by network, to support following video format, improves product reliability, satisfies the user for multimedia broadcast request.
Description of drawings
Below in conjunction with accompanying drawing embodiments of the invention are described in further detail
Fig. 1 is a framework map of the present invention.
Fig. 2 is the flow chart of digital television signal receiver module of the present invention.
Fig. 3 is the flow chart of memory card interface of the present invention.
Fig. 4 is the flow chart of power management module of the present invention.
Fig. 5 is the framework map of system software upgrading of the present invention.
Embodiment
See that the present invention shown in Figure 1 has the personal portable multimedia broadcasting, recording and playing integrated machine of DTV receiver, comprise that mainly audio/video input/output interface 2, audio/video record module 3, data memory module 11, digital television signal receiver module 5, audio/video decoding/encoding control module 6, USB communication interface 10, control module 4, playing module 9 and power management module 12.
Audio/video input/output interface 2 is controlled by control module 4, can adopt the audio-visual input/output interface of PAL/NTSC compatibility, can connect the outside equipment 1 that produces multi-medium data, as VCD/DVD playback equipment, television set, from digital camera, video camera etc., import audio/video data from the equipment 1 of outside generation multi-medium data, also exportable audio/video data is to outside equipment simultaneously.
Audio/video is recorded the also controlled control module 4 that is formed on of module 3, be connected with the equipment 1 that produces multi-medium data by audio/video input/output interface 2, the multimedia equipment 1 of outside generation can be VCD/DVD/VCR playback equipment, television set, video camera, digital camera etc., reception, recording audio/video data, format is: video format comprises MP4/AVI and MP4/ASF, and audio format comprises MP3, WMA and WAV; The audio/video data that is recorded to is stored in the data memory module 11, and the user can play voice data/video data by playing module 9 according to demand.
Digital television signal receiver module 5 is controlled by control module 4, as shown in Figure 2, receive high-frequency modulation signal by built-in tuner, frequency range: VHF+UHF, and obtain the transmission code stream of Digital Television after the frequency conversion, demodulation, demodulation mode of the present invention can adopt mobile acceptance strong, be convenient to move the COFDM that receives.The decoding of digital television transfer code stream channel, transmission code stream demultiplexing, again by after 6 decodings of audio/video decoding/encoding control module, as adopt MPEG-2 to decode, the audio/video data of outputting high quality, and through playing module 9 broadcasts, or directly output audio/video data is recorded to data memory module 11, appreciate or storage for the user.Because digital television signal receiver module 5 of the present invention can be supported the NORDIG standard, therefore can both use, and realize moving receiving to move and play in a lot of zones, solved the incompatible problem of multi-media player and Digital Television.
The audio/video decoding/encoding control module 6 also controlled control modules that are formed on, from data memory module 11 as hard disk or/and USB flash disk or/and memory card or/and read the audio/video data of output the digital TV receiver module 5, and then carry out audio/video and decode, loud speaker or earphone sounding are exported and driven to output for the audio/video data of playing by the voice data power amplification that 9 pairs of inputs of playing module can be play; Vision signal then shows the video file or the text of output by display, display of the present invention can adopt 3.6 inches TFT color LCDs, reaches the effect of the high-quality image of true reduction.Multimedia broadcasting, recording and playing integrated machine of the present invention can read information format: MPEG-4 SP, MPEG-4 ASP, MPEG-1, MPEG-2, Div3-5.X, WMV, JPEG, WMA V9, QuickTime 6, H.264, MP3, FLASH moive*.SWF, RM/RMVB, and * .TXT text, can support multiple audio-visual video format and Internet video form.
The present invention also has power management module 12, this power management module 12 adopts integrated low pressure drop DC/DC converter, see shown in Figure 4, when multimedia broadcasting, recording and playing integrated machine in when work, judge when audio/video decoding/encoding control module 6 is handled the video file of different-format, whether need high-speed cruising,, then regulate high-speed cruising by control module 4 as the needs high-speed cruising; As not needing high-speed cruising, then control module 4 is adjusted to low cruise, by constantly adjusting arithmetic speed automatically; reduce system power dissipation effectively; and the prolongation battery working time is effectively protected battery when making the user obtain longer reproduction time, has prolonged the useful life of battery.
Multimedia broadcasting, recording and playing integrated machine of the present invention also has COMS photographing module 8, be controlled by control module 4, this COMS photographing module 8 is the camera of built-in mega pixel, at any time take digital video short-movie and high definition digital photograph by COMS photographing module 8, and directly be stored in the data memory module, appreciate for the user.
Multimedia broadcasting, recording and playing integrated machine of the present invention also has wireless remote control interface 7, as the infrared and radio Remote Control Interface, is connected with control module 4, and the user utilizes remote control equipment that above-mentioned each module and interface are carried out remote control.
Multimedia broadcasting, recording and playing integrated machine of the present invention not only has video display broadcast, voice playing, audio/video and records, static images is browsed, at any time appreciate Digital Television and Internet video program, also can carry out multiple functions such as communication by USB interface and outer PC and multimedia equipment, the user may select different functions according to the needs of amusement.
Claims (5)
1. a personal portable multimedia broadcasting, recording and playing integrated machine that has DTV receiver is characterized in that: comprise at least
-audio/video input/output interface is used to connect the outside equipment that produces multi-medium data;
-audio/video is recorded module, connects the outside equipment that produces multi-medium data by this audio/video input/output interface, is used for reception, recording audio/video data, and the audio/video data that is recorded to is stored in the data memory module;
-digital television signal receiver module is used to receive the transmission code stream that high-frequency signal, frequency conversion and demodulation obtain Digital Television, and the transmission code stream of Digital Television is carried out channel-decoding, transmission code stream demultiplexing, decoding output audio/video data;
-audio/video decoding/encoding control module is used for carrying out code storage from the audio/video data of data memory module, digital TV receiver module output, and the audio/video data of storage is decoded, and output is for the audio/video data of playing;
-playing module is used for the voice data power amplification that can play of input, outputting audio data, and drive loud speaker or earphone, and the video data of output shows each video file or/and text by display;
-USB communication interface is used for being connected the transmission of the line data of going forward side by side with the equipment of outside computer platform and generation multi-medium data;
-data memory module is used for stored audio/video data and text;
-power management module is used for when audio/video decoding/encoding control module is handled the video file of different-format, and the Adjustment System arithmetic speed reduces system power dissipation;
-control module, be used to connect the audio/video input/output interface, audio/video is recorded module, data memory module, digital television signal receiver module, audio/video decoding/encoding control module, playing module, USB communication interface and power management module, be used for that system's calculation process and user select and control to above-mentioned each module and each interface; The USB communication interface is surfed the Net to its operating system update by PC, update system and application software.
2. the personal portable multimedia broadcasting, recording and playing integrated machine that has DTV receiver according to claim 1 is characterized in that: described data memory module comprise hard disk or/and USB flash disk or/and memory card.
3. the personal portable multimedia broadcasting, recording and playing integrated machine that has DTV receiver according to claim 1, it is characterized in that: also have the COMS photographing module, be used for taking digital video and digital photo at any time, and directly be stored in the data memory module.
4. the personal portable multimedia broadcasting, recording and playing integrated machine that has DTV receiver according to claim 1 is characterized in that: also have the wireless remote control interface, the user utilizes remote control equipment to control each function.
5. the personal portable multimedia broadcasting, recording and playing integrated machine that has DTV receiver according to claim 1, it is characterized in that: the information format of described outputting video signal is: MPEG-4 SP, MPEG-4 ASP, MPEG-1, MPEG-2, Div3-5.X, WMV, JPEG, WMA V9, QuickTime 6, H.264, MP3, FLASH moive, * .SWF, RM/RMVB, and * .TXT text.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100385086A CN100423569C (en) | 2006-02-27 | 2006-02-27 | Personal portable multimedia broadcasting, recording and playing integrated machine with digital television receiver |
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| Application Number | Priority Date | Filing Date | Title |
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| CNB2006100385086A CN100423569C (en) | 2006-02-27 | 2006-02-27 | Personal portable multimedia broadcasting, recording and playing integrated machine with digital television receiver |
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| Publication Number | Publication Date |
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| CN1812537A CN1812537A (en) | 2006-08-02 |
| CN100423569C true CN100423569C (en) | 2008-10-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2006100385086A Expired - Fee Related CN100423569C (en) | 2006-02-27 | 2006-02-27 | Personal portable multimedia broadcasting, recording and playing integrated machine with digital television receiver |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101262610B (en) * | 2008-03-27 | 2011-05-18 | 复旦大学 | A playing system for AVS-TS programs at portable terminal |
| CN102572589B (en) * | 2010-12-28 | 2016-03-23 | 北京融合视讯科技有限公司 | Media player and television signal processing accessory |
| CN102768841B (en) * | 2011-05-06 | 2015-12-16 | 腾讯科技（北京）有限公司 | The method of online network flash front end recorded video and flash front end |
| CN104159133A (en) * | 2014-08-22 | 2014-11-19 | 北京博宇昊业多媒体科技有限公司 | Digital video playing system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1574919A (en) * | 2003-06-12 | 2005-02-02 | 三星电子株式会社 | TV signal receiving module and portable computer having the same |
| CN1689326A (en) * | 2001-12-31 | 2005-10-26 | 早川利男 | Multimedia system including portable computer, and signal receiver for television and cellular telephone |
| CN2750603Y (en) * | 2004-12-17 | 2006-01-04 | 深圳清华大学研究院 | Portable digital television receiver having functions of storage and multimedia play |
| CN1728802A (en) * | 2004-07-27 | 2006-02-01 | 上海乐金广电电子有限公司 | Individual video recorder system and method for editing program from image taken by camera |
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2006
- 2006-02-27 CN CNB2006100385086A patent/CN100423569C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1689326A (en) * | 2001-12-31 | 2005-10-26 | 早川利男 | Multimedia system including portable computer, and signal receiver for television and cellular telephone |
| CN1574919A (en) * | 2003-06-12 | 2005-02-02 | 三星电子株式会社 | TV signal receiving module and portable computer having the same |
| CN1728802A (en) * | 2004-07-27 | 2006-02-01 | 上海乐金广电电子有限公司 | Individual video recorder system and method for editing program from image taken by camera |
| CN2750603Y (en) * | 2004-12-17 | 2006-01-04 | 深圳清华大学研究院 | Portable digital television receiver having functions of storage and multimedia play |
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| CN1812537A (en) | 2006-08-02 |
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Granted publication date: 20081001 Termination date: 20140227 |