CN1949854A - Portable device for recording television program - Google Patents
Portable device for recording television program Download PDFInfo
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- CN1949854A CN1949854A CNA2006100364925A CN200610036492A CN1949854A CN 1949854 A CN1949854 A CN 1949854A CN A2006100364925 A CNA2006100364925 A CN A2006100364925A CN 200610036492 A CN200610036492 A CN 200610036492A CN 1949854 A CN1949854 A CN 1949854A
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- self adaptation
- multimedia processor
- mobile multimedia
- television program
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Abstract
The invention is a portable device able to record TV programs, applied to all portable multimedia receivers or players which need to receive TV, comprising: microcomputer TV receiver to convert the analog or digital TV modulated signal, received from an antenna, into digital video and audio signals, self-adaptive mobile multimedia processor to process and compress digital video and audio signals, power supply, display unit and speaker, where input and output interfaces of the self-adaptive mobile multimedia processor are connected with output interface of the microcomputer TV receiver, and the display unit and speaker, respectively. And it has high integration degree, compact structure, small bulk, lightweight, portable, low-cost, and low-power consumption. In addition, it can automatically record the received TV programs into reusable solid memory medium, bringing about extreme convenience to people's life.
Description
Technical field:
The present invention a kind ofly can be applicable to all and need receive the portable multimedia receiver of TV or the mancarried device of the recording television program in the multimedia player, belongs to the renovation technique of the mancarried device of recording television program.
Background technology:
At present, along with electronic technology, the communication technology and development of computer, multimedia technology with rapid changepl. never-ending changes and improvements has brought higher enjoyment for people's life and audiovisual entertainment.Meanwhile, people are also more and more higher to the requirement of telerecording, but the telerecording device normally adopts cassette tape or magneto optical disk as recording medium at present, this device volume is big and power consumption is big, being not suitable for mobile portable equipment uses, therefore need a kind of new method to solve this problem, to satisfy the needs of growing material and culture of people and life.The shortcoming of prior art be system complex, heaviness, power consumption big, be not suitable for carrying.
Summary of the invention:
The objective of the invention is to consider the problems referred to above and provide that a kind of compact conformation, volume are small and exquisite, the mancarried device of lightweight recording television program.The present invention designs ingenious, and is simple in structure, convenient and practical, and can automatically be recorded in the TV programme that receives on the reusable solid-state memory medium, brings great convenience for people's life.
Theory diagram of the present invention as shown in Figure 1, include the microcomputer TV receiver (2) that is used for being converted to digital video and voice signal from the analog or digital TV modulation signal that antenna (1) receives, be used for self adaptation mobile multimedia processor (5) and power supply (3) with digital picture and sound signal processing and compression, display (7), loud speaker (9), wherein the input interface of self adaptation mobile multimedia processor (5) is connected with the output interface of microcomputer TV receiver (2), and the output interface of self adaptation mobile multimedia processor (5) is connected with display (7) and loud speaker (9) respectively.
Above-mentioned self adaptation mobile multimedia processor (5) also is connected with program storage (6) or self adaptation mobile multimedia processor (5) is integrated with program storage (6).
Above-mentioned microcomputer TV receiver (2) is one-chip television receiver or the television reception module of being made up of broadband RF Tuner and video processor.
Above-mentioned microcomputer TV receiver (2) adopts advanced digital processing technology for including, it is many through picture ghost image and image deterioration that decline causes and carry out the one-chip television receiver or the television reception module of the how general digital signal processor of receiving frequency drift compensation, raising image stabilization and audio quality automatically in high-speed mobile receives to improve.
Control interface between above-mentioned microcomputer TV receiver (2) and the self adaptation mobile multimedia processor (5) is that I2C interface, video signal interface are that CCIR/ITU 656/601 interface, audio signal adopt the I2S mode to communicate or direct form output with Lineout.
Above-mentioned self adaptation mobile multimedia processor (5) also is connected with the solid-state memory (4) that is used for stored television program.
The input interface of above-mentioned self adaptation mobile multimedia processor (5) also is connected with keyboard or touch-screen (11).
The input interface of above-mentioned self adaptation mobile multimedia processor (5) also is connected with microphone (10).
The output interface of above-mentioned self adaptation mobile multimedia processor (5) also is connected with earphone interface (8).
Above-mentioned self adaptation mobile multimedia processor (5) also is connected with mobile communication module (12) by serial line interface.
The present invention is owing to adopted the structure of microcomputer TV receiver and multimedia application processor, and therefore, it is the integrated level height not only, compact conformation, volume is little, and is in light weight, is convenient to carry, and low in energy consumption, power consumption is less than 500mW when normally receiving TV, and power consumption is less than 5mW when entering battery saving mode.Owing to adopted the Nandboot technology, save traditional Norflash simultaneously, further reduced production cost; In addition, the present invention can automatically be recorded in the TV programme that receives on the reusable solid-state memory medium, brings great convenience for people's life.In addition, the input interface of multimedia application processor also is connected with keyboard or touch-screen and is connected with microphone, so be user-friendly to greatly.The present invention is that a kind of design is ingenious, function admirable, the mancarried device of convenient and practical recording television program.
Description of drawings:
Fig. 1 is a theory diagram of the present invention;
Fig. 2 receives the functional block diagram of module for television reception chip of the present invention or one-chip television;
Fig. 3 is the structural representation of self adaptation mobile multimedia processor of the present invention;
Fig. 4 is a television recording software flow pattern of the present invention.
Embodiment:
Embodiment:
Theory diagram of the present invention as shown in Figure 1, include be used for from the analog or digital TV modulation signal that antenna 1 receives be converted to digital video and voice signal microcomputer TV receiver 2, be used for the self adaptation mobile multimedia processor 5 of digital picture and sound signal processing and compression and power supply 3, display 7, loud speaker 9, wherein the input interface of self adaptation mobile multimedia processor 5 is connected with the output interface of microcomputer TV receiver 2, and the output interface of self adaptation mobile multimedia processor 5 is connected with display 7 and loud speaker 9 respectively.In the present embodiment, power supply 3 has adopted a charging management chip, and two DC-DC transducers and three LDO are system's power supply.In the present embodiment, television receiving antenna 1 can adopt shaft-like omnidirectional antenna, ring Shape antenna, plate aerial, Yagi antenna and array antenna etc., perhaps directly connects cable TV network.To different wave bands such as VHF, UHF and L-band, their pairing antennas have some differences, with better reception DVB-C/T/H, DAB, DMB-T, digital television signal or anolog TV signals such as NTSC, PAL, SECAM such as ISDB-T, ATSC.Television receiver (2) can adopt one-chip television receiving chip or one-chip television to receive module.It can be divided into RF Tuner (containing Baseband) and PAL/NTSC/SECAM VideoDecoder two large divisions, and what have may also contain special-purpose dsp processor part, and its functional structure as shown in Figure 2.Can adopt the zero intermediate frequency technology to RF Tuner, it is good that it has the picture quality of reception, and anti-adjacent channel is disturbed strong characteristics, no longer needs peripheral sawtooth filter and ceramic filter during application, just can reach the channel selection performance of full frequency band, and low in energy consumption.Adopt the I2C bus as control interface between television receiver and the application of multimedia processor, vision signal adopts CCIR/ITU 656/601 interface, audio signal adopts the I2S interface or directly exports from television receiver with analog signal form, and is very convenient to use.
Above-mentioned self adaptation mobile multimedia processor 5 also is connected with program storage 6 or self adaptation mobile multimedia processor 5 is integrated with program storage 6.Above-mentioned microcomputer TV receiver 2 is the one-chip television receiver.Above-mentioned self adaptation mobile multimedia processor 5 also is connected with the solid-state memory 4 that is used for stored television program.
In the present embodiment, display 7 can adopt general TFTLCD or OLED (OrganicLight-Emitting Diode).
The present invention adopts the Nandboot technology, program storage 6 usefulness be general Nandflash.Solid-state memory 4 usefulness be MMC/SD card and NandFlash.
Self adaptation mobile multimedia processor 5 of the present invention is a low-power consumption, high performance mobile multimedia processor.Its functional structure as shown in Figure 3.The principal character of this chip is as follows: 1) adopted 32 bit processors; 2) has the Advanced Program Zoom technology; 3) support multi-disc Nandflash, and have the MMC/SD card; 5) embedded AMR decoder, MP3decoder, WMA decoder, 64-Tone MIDI synthesizer, AAC/+decoder etc.; 6) embedded image processor, M/JPEG accelerator, decoder H.263/H.264/MPEG2/MPEG4; Support a plurality of serial ports; 7) support USB Host/Slave function; 8) support the imageing sensor of CCIR/ITU656/601 interface, and have audio interface such as I2S, PCM.9) support TFT LCD and/or OLED display.10) have HPI (Host Port Interface) interface, can link to each other with other processor easily.Therefore this chip functions is powerful, and the function of whole system and performance can both be demonstrated fully.It is integration highly, has reduced the production cost of system, has the market competitiveness preferably.
According to using needs input operation instruction, the input interface of above-mentioned self adaptation mobile multimedia processor 5 also is connected with keyboard or touch-screen 11 for ease of the user.In addition, the input interface of above-mentioned self adaptation mobile multimedia processor 5 also is connected with the microphone 10 that can carry out phonetic entry.
According to using needs to use in different occasions, the output interface of above-mentioned self adaptation mobile multimedia processor 5 also is connected with earphone interface 8 for the convenience of the user.
For realizing making a phone call and function of surfing the Net, above-mentioned self adaptation mobile multimedia processor 5 also is connected with mobile communication module 12 by serial line interface.
When the present invention worked, antenna was responsible for receiving wireless or cable TV signal, and signal is passed to the one-chip television receiver.The one-chip television receiver is with the TV signal demodulation that receives and be encoded into digital video signal, and vision signal is directly passed to multimedia application processor by form, the audio signal of CCIR/ITU 656/601 by I2S or with analog form.Deliver to display 7 after multimedia application processor is handled the picture signal that receives again and go to show, send and earphone or loud speaker after audio signal is handled.Can the form of TV programme with AVI (video section adopts and H.263/H.264 waits coding, and audio-frequency unit adopts codings such as MP3/AMR/AAC/AAC+) be stored on the solid-state memory according to user's operation at last, view and admire after being provided with.Self adaptation mobile multimedia processor 5 also can connect with mobile communication module 12 by the AT order of serial line interface, realizes making a phone call and function of surfing the Net.
The software flow pattern of television recording part of the present invention as shown in Figure 4.Its detailed process is as follows:
1) initialization TV Tunner: by I2C bus initialization TV Tunner;
2) television system is set: by the I2C bus TV Tunner being set is the PAL pattern;
3) channel searching: search for each television channel successively by tv channel list;
4) preserve channel: the channel that will meet search condition saves as tabulation;
5) regulate settings such as channel, sound: in viewing and admiring the TV process, switching channels and sound is set at any time;
6) gather yuv data and sound: multimedia processor is gathered the video data and the voice data of yuv format;
7) record tv: the decision operation pattern is will record TV or see TV;
8) record tv (yuv video and sound):, video and sound can be preserved with the AVI form by multimedia processor;
9) audio, video data is handled: the data that collect are carried out respective handling;
10) televise: multimedia processor is with the playback on LCD of yuv format video, and sound amplifies the back in loudspeaker plays by the analogue audio frequency passage, and spectators can watch sensual pleasure and luxuriant TV programme.
Claims (10)
1, a kind of mancarried device of recording television program, it is characterized in that including the microcomputer TV receiver (2) that is used for being converted to digital video and voice signal from the analog or digital TV modulation signal that antenna (1) receives, be used for self adaptation mobile multimedia processor (5) and power supply (3) with digital picture and sound signal processing and compression, display (7), loud speaker (9), wherein the input interface of self adaptation mobile multimedia processor (5) is connected with the output interface of microcomputer TV receiver (2), and the output interface of self adaptation mobile multimedia processor (5) is connected with display (7) and loud speaker (9) respectively.
2, the mancarried device of recording television program according to claim 1 is characterized in that above-mentioned self adaptation mobile multimedia processor (5) also is connected with program storage (6) or self adaptation mobile multimedia processor (5) is integrated with program storage (6).
3, the mancarried device of recording television program according to claim 1 is characterized in that one-chip television receiver or the television reception module of above-mentioned microcomputer TV receiver (2) for being made up of broadband RF Tuner and video processor.
4, the mancarried device of recording television program according to claim 1, it is characterized in that above-mentioned microcomputer TV receiver (2) adopt advanced digital processing technology for including, improve many through picture ghost image and image deterioration that decline causes and in high-speed mobile receives, carry out the one-chip television receiver or the television reception module of the how general digital signal processor of receiving frequency drift compensation, raising image stabilization and audio quality automatically.
5,, it is characterized in that the control interface between above-mentioned microcomputer TV receiver (2) and the self adaptation mobile multimedia processor (5) is that I2C interface, video signal interface are that CCIR/ITU 656/601 interface, audio signal adopt the I2S mode to communicate or direct form output with Lineout according to the mancarried device of each described recording television program of claim 1 to 4.
6, the mancarried device of recording television program according to claim 5 is characterized in that above-mentioned self adaptation mobile multimedia processor (5) also is connected with the solid-state memory (4) that is used for stored television program.
7, the mancarried device of recording television program according to claim 6 is characterized in that the input interface of above-mentioned self adaptation mobile multimedia processor (5) also is connected with keyboard or touch-screen (11).
8, the mancarried device of recording television program according to claim 7 is characterized in that the input interface of above-mentioned self adaptation mobile multimedia processor (5) also is connected with microphone (10).
9, the mancarried device of recording television program according to claim 8 is characterized in that the output interface of above-mentioned self adaptation mobile multimedia processor (5) also is connected with earphone interface (8).
10, the mancarried device of recording television program according to claim 9 is characterized in that above-mentioned self adaptation mobile multimedia processor (5) also is connected with mobile communication module (12) by serial line interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006100364925A CN1949854A (en) | 2006-07-14 | 2006-07-14 | Portable device for recording television program |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006100364925A CN1949854A (en) | 2006-07-14 | 2006-07-14 | Portable device for recording television program |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1949854A true CN1949854A (en) | 2007-04-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2006100364925A Pending CN1949854A (en) | 2006-07-14 | 2006-07-14 | Portable device for recording television program |
Country Status (1)
| Country | Link |
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| CN (1) | CN1949854A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101668152B (en) * | 2008-09-05 | 2012-07-04 | 深圳Tcl新技术有限公司 | Device and method for accessing portable media player |
-
2006
- 2006-07-14 CN CNA2006100364925A patent/CN1949854A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101668152B (en) * | 2008-09-05 | 2012-07-04 | 深圳Tcl新技术有限公司 | Device and method for accessing portable media player |
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