CN1243389A - Non-real-time TV performance-choosing and broadcasting system - Google Patents

Abstract

The present invention relates to a non-real-time TV requesting system, including telephone network, remote controller, TV set, central control station and user's terminal receiving and storing equipment. The central control station as program provider possesses one multimedium PC server at least, and the user's terminal receiving and storing equipment is a household TV set capable of receiving and storing compressed voice-frequency and video signal, and is controlled by the user to operate the remote controller, the central control station can receive the instruction from user through telephone network, the utilizes the matched user's terminal receiving and storing equipment to transfer the compressed voice-frequency and video signal through microwave or wired TV network so as to implement two service modes of requesting and pay-subscription.

Description

Non-real-time TV performance-choosing and broadcasting system

The present invention relates to TV tech and field of computer technology, it is the non-real-time TV performance-choosing and broadcasting system of energy bi-directional transmission of information between a kind of televiewer and the TV central authorities station.

Along with the raising of people's standard of living, television set has entered each family, sees that TV is an indispensable entertainment part during people live.And existing TV is broadcasting in real time, TV signal is the One-to-All Broadcast transmission, no any communication between the TV signal of TV station and the televiewer, though can watch the dozens of channel program, but the televiewer is in passive watching (be that what program TV station plays, what program spectators just can watch); Can only play by the program log of institute of TV station layout because of the program of TV station again, often the televiewer is difficult to watch on time at any time owing to a variety of causes; In addition, many informational programs, because the restriction of reproduction time, TV station must do a large amount of editors and repair and subtract, and many valuable materials can only be stored in TV station's data bank, and can't meet with spectators.A kind of " bidirectional interactive TV system " (publication number: CN1214837A) is disclosed on " Chinese patent communique ", though it has proposed to be used to operate and has shaken the control unit and go to control the televiewer of TV and the system that carries out two-way communication between the TV signal of central station or out of Memory supplier, still exists some deficiency.As: program request can only be a real-time VOD; During than Polymera, broadcasting equipment and circuit all are difficult to bear load in program request; User terminal also needs paging receiver and paging transmitter, so cost is higher, because of price problem, applies difficulty.

Purpose of the present invention is intended to overcome the above-mentioned TV deficiency of broadcasting in real time, take a hint from the video file download and the broadcast of computer internet, use for reference the two-way communication of computer internet, between TV signal that increases TV station on the existing real-time broadcasting basis or out of Memory supplier's (program provider) central control board and televiewer, have two-way communication, promptly provide a kind of have according to single-point broadcast and pay and subscribe the non-real-time TV performance-choosing and broadcasting system of two kinds of methods of service.It can not only make the televiewer can be according to the arrangement of time of oneself, teleview arbitrary program of platform institute layout initiatively, the out of Memory program that the IC-card (debit card) that can also hold according to oneself selects request program provider to edit or store.

The objective of the invention is to realize: TV tech and computer technology are combined with such technical scheme, it mainly is the mass memory technology of utilizing computer, the digital compress technique of sound, video information, the remote data transmission technology of the Internet, non real-time TV program information is carried out the decompression broadcast of long-range compression transmission and user side, subscribes the purpose that two kinds of methods of service reach invention by broadcasting, pay according to single-point.Whole system of the present invention comprises that telephone network, television network, remote controller, television set and program supplier's central control board and user side receive memory device.Program supplier's central control board is an at least one multimedia PC server, it is a domestic TV device that can receive with the store compressed audio-video signal that user side receives memory device, this device is controlled by user's remote controller, central control board receives user's instruction by telephone network and cooperates user side to receive memory device by microwave or closed-circuit cable television network transmission compression audio-video signal, and realization is broadcast according to single-point and paid and subscribe two kinds of methods of service.

Native system comprises special-purpose IC-card.

This central control board is one or more multimedia PC server.This server comprises phone control signal and voice signal output module, debit card detects with expense and reduces module, machine code receives and memory module, the program material coding module, program material editor's memory module, programme data editor memory module, programme data coding module, dedicated channel (programme) generates and sending module, the flyback control signal generates and the packet sending module, user side cursor triggering signal generation module, program provider telephone number generates and long-range maintenance module and the analog-to-digital conversion of writing, D/A converting circuit and mass memory unit, this equipment is for finishing the electronic computer of described modular program.Its program material editor memory module is gathered, edits, is compressed and store TV programme money section; VCD or DVD program material are stored.The PC server has six functions: 1, editor, compression and programs stored source; 2, broadcasting under the scheme according to single-point, listing signal (dedicated channel) is being provided and provides the digital coding of program code (subscriber equipment can be discerned) and my phone numbers, sending with listing with digital form; 3, receive the instruction of subscriber equipment by telephone network; 4, cooperate subscriber equipment by microwave or closed-circuit cable television network transmission compressed signal (using the flyback of this dedicated channel); 5, under the broadcast type delivery plan, in the flyback transmission user device code of the channel of renting, (or corresponding code), thus make subscriber equipment and this flyback channel resonance and open the related data passage; 6, charge.

The PC server also comprises artificial machine code input module, customer charge inquiry data generation module, advertisement generation and modulation module.

User side receives memory device and is one and can receives and the domestic TV device of store compressed audio-video signal (can be independently set-top box, also can be combined among TV, VCD, SVCD, the DVD etc.).This device comprises the television reception circuit of microprocessor, trace flyback tuner, intermediate-frequency channel, sound accompaniment frequency discrimination, video channel, VCD or DVD or its both compatibilities meet the mpeg decompression circuit that contracts, cursor generates and control unit, by controller, machine code and detect comparison module, code identification and data channel module, write the special-purpose PC of the cover system that formula dial module, debit card interface module, disk control module and hard disk constitute.

This computer that overlaps special-purpose PC system partly is to be made of analog to digital conversion circuit (A/D), D/A converting circuit (D/A) and interface circuit, ROM (read-only memory), RAM (internal memory), CPU or single-chip microcomputer and data/address bus, control bus and auxiliary system.

The program of solidifying in ROM (read-only memory) has: machine code and detection comparison program module; The code identification program module; Disk control BIOS; Cursor generates and control program module; Write formula dial-up program module; Sweep voltage takes place and channel is followed the tracks of tuner program; Consistency operation system simplification version and application program; The IC-card driver.

Broadcast scheme according to single-point:

After receiving the listing channel that provides by central control board when subscriber equipment, to generate and the automatic cursor that produces of control system by cursor, cursor moving by the control of Broadcast Control device on screen, its Outgoing Number that writes the formula dial system is also write by the digital coding in this channel and is kept by this digital coding.

The user selects program with remote controller (cursor on the control screen).After by definite key, the phone number dial that subscriber equipment will provide by this channel, connect by telephone network and central control board, and send user-selected program code and this machine code, central control board promptly sends code (or corresponding code) in the flyback of this dedicated channel, make subscriber equipment automatically with this flyback channel tuning and open all relevant data channel, ready after, by telephone network to central control board transmission one preparation ready signal.Central control board promptly sends data message with the coded system that subscriber equipment can be discerned by flyback.After the end, send an end code, the subscriber equipment closing passage enters holding state once more, and informs the user with coherent signal.After this, the program of user's decompress(ion) broadcast at any time institute program request.

The paying subscription approach:

When user charges are subscribed some program (as teaching, news, commerce, science and technology etc.), need the machine code of subscriber equipment to be informed program provider or finish automatically by IC-card.After this, the channel that program provider is rented (only using flyback) should be the channel that the user may receive.Program provider will send machine code (or corresponding code) and other coherent signal of user by central control board in the flyback of the channel of renting before sending data, subscriber equipment is in automatically prepares the reception information state.After ready, send a ready signal to central control board by telephone network, central control board promptly sends signal with the coding that subscriber equipment can be discerned.After the end, send an end code and make subscriber equipment recover holding state once more, and with the user of coherent signal announcement.

The technical solution adopted in the present invention solves these problems: 1, solved arbitrarily the viewing and admiring of non real-time TV information (broadcasting according to single-point); 2, the non real-time video education of radio and TV university; 3, the online taxi of VCD, CD, DVD program source (replacement VCD or DVD player that it can be part or all of particularly because DVD video disc price is higher, application maintenance is difficult, more help the popularization of native system); 4, the paying of the TV programme of user's preferences is subscribed; 5, the broadcast type of Internet information sends; 6, remote districts (as long as taking on the telephone) receive and watch TV programme; But the reservation of 7 audiovisual newspapers (promptly newspaper is made again, made it " listen and change " by announcer or alternate manner) sends to the subscriber then in time, exactly.Biggest advantage of the present invention just is: the function backstageization that makes computer, concerning the televiewer, he does not recognize it is at the operational computations machine himself, thereby make a large amount of televiewers that computer is nourished mystique and fear, also can enjoy computer is the facility that its life is provided.The present invention can also develop the publishing system of e-book newpapers and periodicals, and this is with the timber resources of a large amount of saving countries, and its social benefit is big.Also can develop real TV shopping marketing system according to the present invention, make client home-confined, and go over all shops in city, the development that promotes commercial economy is also had facilitation.

The invention will be further described below in conjunction with accompanying drawing:

Fig. 1 is a block diagram of the present invention.

Fig. 2 is the central control board flow chart of Fig. 1.

Fig. 3 receives the memory device flow chart for the user of Fig. 1.

Referring to Fig. 1, Fig. 2, Fig. 3: this non-real-time TV performance-choosing and broadcasting system comprises that telephone network, television network, remote controller, television set and program supplier's central control board and user side receive memory device.Central control board is to have the very multimedia PC server of large buffer memory by one or more, and it comprises more than ten program module and multi-user's phone access unit, wherein:

Phone control signal and voice signal output module 1: effect is when the Data transmission bag, according to ICP/IP protocol transfer control signal on telephone network of computer internet; When the user does not insert IC-card or IC-card and used up, send voice messaging and notify the user.

Multi-user's phone access unit 2: its function is to accept a plurality of users' calling simultaneously, as for what of number of users by the decision of the scale of system.This technology is a mature technology, can use for reference the multi-user calling technology of paging centers.

Artificial machine code input module 3: only when paying booking service mode, just use, when the user buys the debit card of program provider, must tell the staff of program provider the machine code of oneself, manually import central control board by the staff again.Also can allow this process debit card finish, its course of work is like this: after the user has bought the debit card of program provider, insert user side and receive memory device, this card will start the formula that the writes dial module in the ustomer premises access equipment automatically, ask the central control board dialing of program provider by the telephone number of the program provider that stores in the card, after putting through, the machine code subscriber equipment is automatically sent to central control board, receive and memory module receives and stores by its machine code.After finishing, transmit a language message of greeting to the user by telephone network.As: " welcome to add native system, we will provide perfect service for you " or other voice messaging.

Debit card detects with expense and reduces module 4: after the phone that central control desk is received subscriber equipment is dialled in information, promptly start this module 4, by telephone network the debit card in the subscriber equipment is detected, as there not being the debit card of this program provider in the subscriber equipment, I use up debit card, promptly start call voice output module 1, the user related information of announcement, and hang up the telephone.

Machine code receives and memory module 5: its function is the machine code that receives from the user of multi-user's phone access unit or artificial machine code input module, stored as a kind of customer data, and be programme data coding module, the program material coding module, the flyback control signal generates and the packet sending module provides coding basis.

Program material coding module 6: its function is according to user's machine code the program material packet to be encoded, and sends to the user by the packet sending module.

Dedicated channel (programme) generates and sending module 7: its function is the programme channel that generates band optional network specific digit signal, and it will send to the user to the telephone number signal of program provider and cursor triggering signal.That is to say that it is that program provider telephone number causes with long-range and writes the carrier that maintenance module and user side cursor triggering signal cause module.

The flyback control signal generates and packet sending module 8: its function is to use the tuning of automatic and this flyback channel of family end equipment, and the dial module that makes ustomer premises access equipment writes the telephone number of this provider and safeguards (under the reservation mode), and receive that ustomer premises access equipment sends with regard to all signals after, send packet.

Program material editor's memory module 9: need gather, edit for television program data, with mpeg standard compression and storage; For VCD or DVD program material, only need storage.

User side cursor triggering signal generation module 10: this module forms a specific digital code and by the continuous transmission of dedicated channel, makes on the video screen of user side and forms a cursor that controlled by the user, and disappear automatically when non-dedicated channel.

Program provider telephone number generates and the long-range maintenance module 11 that writes: its function is the specific digital code of generation telephone number and writes by dedicated channel or flyback channel that user side writes or dial module, and maintenance is provided.

Programme data editor memory module 12: its function is just made and the single data bag of programs stored.

Advertisement generation and compiling module 13: be the usefulness that television advertising is made in the front of opening up certain area on the picture of dedicated channel.

Programme data coding module 14: its function is after receiving the phone that the user dials in, and sends programme data bag to subscriber's local internal memory (or hard disk), carries out random selection for the user.

Ustomer premises access equipment is a domestic TV device that can receive with the store compressed audio-video signal, it comprises dual tuner, controller A2, the discriminating of flyback compressed signal and receives memory cell, cursor generation and control module D, decompression module H, debit card interface module H, writes formula dial module C, remote-control receiving circuit, disk control module G and hard disk, video channel and voice-grade channel, commutation circuit.Wherein: dual tuner is trace tuner B1, flyback tuner B2; Controller A2 is the repertoire of computer (as if for the user, it does not exist) that is in the backstage.

The flyback compressed signal is differentiated and is received memory cell for comprising flyback tuner B2, intermediate-frequency channel 2, machine code and detecting comparison module E, code identification and data channel module F, disk control module G and the hard disk formation; The trace receiving element comprises that trace tuner B1, intermediate-frequency channel 1, sound accompaniment frequency discrimination, audio frequency amplify, video channel.

Tuner trace tuning system and related system are used for the normal received television program of user.After receiving dedicated channel, start cursor generation module D automatically and can write formula dial module C (wouldn't dial); High frequency flyback tuning system and related system are not controlled by the user, and all work is finished by controller A2 control.When standby, this part is in the frequency sweep condition monitoring, when recognize with this machine code coherent signal after, with automatically with the channel tuning that is loaded with this information, make it to be in optimum state, and open relevant code identification and data channel module F, after ready, start controlled dial module C, issue central control board one ready signal by telephone network; After the end data transmission, controlled by the end signal of central control board, close related system and passage, and enter the standby scanning mode once more; Disk control module G: from computer (PC) technology, transplant.Microprocessor A1 is the microprocessor of conventional television, acts on also identical; A2 is newly-increased for the present invention, and it is that tuner (flyback) B2 provides outside the sweep voltage, and the signal of the interior each several part of also negative your receiver also provides command adapted thereto; Write formula dial module C under the control of controller A2, the telephone number information that the central control board in monitoring trace and the flyback sends, and write register; Cursor generation and control module D transplant in the mouse of PC and generate and control; After receiving dedicated channel, generate cursor automatically, and accept remote controller control; Machine code detects the correlative code in the comparison module E detection inverse-range signal, and by controller A2 control relevant portion; Code identification and data channel module F when accepting data-signal, only allow satisfactory signal pass through under the control of controller A2.

Contract module H, disk control module G, hard disk of microprocessor A1, tuner (trace) B1, tuner (flyback) B2, controller A2, intermediate-frequency channel, audio-frequency unit, video channel, mpeg decompression is known technology in existing television set and the computer; The mpeg decompression module that contracts also is conventional VCD or DVD, or the decompression circuit that meets mpeg standard of both compatibilities.

Flyback tuner B2: its only controlled device A2 control, be in scanning mode during standby, when machine code and after detecting comparison module E and recognizing the code relevant with this machine, it with the control of controlled device A2 and with the corresponding flyback channel automatic tuning that comprises this code.

Write formula dial module C: it is a block that solidifies in ROM, the telephone number of its dial-out is write and is safeguarded by the corresponding program module of the central control board of program provider, and sends by the program digital signal that cursor generates and control module D is received and give central control board.

Cursor generates and control module D: it is the block that solidifies in ROM equally, and its triggering and maintenance are finished by dedicated channel by the corresponding module of central control board.During by definite key (or " renting " key) of remote controller, it will send the corresponding module of central control board to for dial-up program provides corresponding digital information by telephone network the user.

Machine code and detection comparison module E: it also is the block that solidifies in ROM, it receives through the digital signal after the A/D conversion, and with this machine code relatively, as satisfy correlated condition, to provide a confirmation signal to controller A2, controller A2 starts automatic tuning program and this flyback channel tuning.Simultaneously, start hard disk and code identification and data channel module F, for received signal is prepared.

Code identification and data channel module F: it solidifies too in ROM, and it and machine code have unique corresponding relation, and its effect is to receive only compressed data packets and the programme non-compressed packet that meets this coding.

Disk control module G and hard disk: it makes hard disk that the function of standby dormancy be arranged, and promptly when standby, hard disk does not turn round, and after receiving corresponding enabling signal, makes hard disk enter operating state, after the work, changes resting state again at once.Simultaneously, it should have a plurality of hard-disk interfaces, increases hard-disk capacity for the user and uses.

Debit card interface module H; Its function is the special-purpose IC-card of identification native system, accepts the service of a plurality of program provider for ease of the user, and its interface should have more than five, and should be convenient to the user and lay and take off IC-card.

The course of work of two kinds of methods of service of the present invention:

(1), broadcasts service according to single-point

The user should buy the IC-card (debit card) of respective program provider, and be installed in debit card interface H place before using this VOD system.

When the user passes through remote controller, when choosing the dedicated channel of its respective program provider, cursor generates with control module D and is subjected to the triggering of cursor triggering signal and generates a cursor (this cursor pattern is provided by the central control board of each program provider) automatically, and mobile the be subjected to remote controller of cursor on screen controlled.Simultaneously, writing formula dial module C controlled by the program provider telephone number generation of central control board and the long-range maintenance module 11 that writes.

Proprietary channel picture is divided into different plates by program provider according to the needs in market, as: news, economy, politics, science and technology, environmental protection, physical culture etc., as be that " laser disc " hired out, can be divided into: feature film, documentary film, cartoon etc., its different plate all has its corresponding digital code (being similar to the pages of Internet picture).

After the user moved to cursor on corresponding plate and the definite key by remote controller, the cursor generation offered dial module C with the respective digital code that control module D will receive this plate, and dial module C dials to central control board by the telephone number that it write.

Central control board receive subscriber equipment dial in signal after, promptly start debit card and detect and to reduce mould with expense and determine 4, as the user not plug-in card or debit card use up, will start speech signal output module 1, send the relevant voice of indicating to the user.

Ustomer premises access equipment amplifies by audio amplifier circuit after receiving voice signal, promotes the television set loudhailer and broadcasts.Simultaneously, cut off telephone line, program suspension.

Normal as all, the debit card detection module 4 of central control board will send a confirmation signal to subscriber equipment.

The dial module C of ustomer premises access equipment promptly sends accordingly and gives central control board by the programme information that cursor generates and control module D is received, and also the distribution of machine code is given the central control board of program provider simultaneously, and makes phone protection on-state.

Central control board enrolls customer data base with this user's machine code behind the message code of machine code that receives the user and related-program, simultaneously, start the flyback control signal and generate packet sending module 8.This module 8 will be modulated at user's machine code in the inverse-range signal and send.

Because the flyback tuner B2 of ustomer premises access equipment is in the frequency sweep state always, and detects comparison module E by machine code the intermediate-freuqncy signal 2 after changing through A/D is detected.After detecting this code, promptly give controller A2 confirmation signal, controller A2 promptly starts flyback automatic follow-up tuning module and the flyback channel tuning that comprises this code.Simultaneously, start hard disk and code identification and data channel module F.After all, send one by telephone network to central control board and prepare ready signal.

Central control board receive preparation that subscriber equipment sends with regard to all signals after, start programme data coding module 14, by packet sending module 8, the coding of pressing subscriber equipment sends the internal memory (or hard disk) of playbill data bag to subscriber equipment, and be stored in user's internal memory (or hard disk), and keep by the signal specific of this dedicated channel with the form of temporary file.After packet sends and finishes, send one and finish switching signal, make subscriber equipment switch to local display frame.

Ustomer premises access equipment will automatically switch to the local picture (programme picture) that shows after receiving the end switching signal, simultaneously, send a signal, disconnect telephone network.

At this moment, the user can choose at random TV programme.After the user has clicked required programs, behind " renting " key (or other definition key) by remote controller, picture will generate the inventory of user-selected program automatically, once more by " renting " key, dial module C is promptly to the central control board dialing, and a program listings data from cursor generation and control module D reception sends to central control board.The machine code in addition that sends simultaneously.

Central control board promptly starts program material coding module 9 after receiving the program listings data that the user sends, by packet sending module 8, send user-selected program material packet.Can be transmitted control signal by telephone network if necessary, its send mode can be used for reference the ICP/IP protocol mode of the Internet, and payment for initiation is reduced module 7 simultaneously, deducts the corresponding amount of money.After transmission finishes, export a finishing control signal, and after language notifies the user, cut off phone.

Ustomer premises access equipment is receiving the finishing control signal, even flyback tuner B2 returns to the frequency sweep state, sends play instruction in (as 10 minutes) end within a certain period of time as the user, and hard disk will shut down and enter resting state.

Send play instruction as the user, system promptly enters the local hard drive program and selects picture, starts cursor simultaneously once more and generates and control module D.When the user moves to the respective program name at cursor, press remote controller " broadcast " key once more, system promptly starts the mpeg decompression module H that contracts.Simultaneously, commutation circuit will be cut automatically, carry out MPEG and play.

When MPEG plays, will have priority, promptly, will preferentially cut the MPEG broadcasting pictures no matter what channel TV is at this moment.

(2), paying booking service

This kind method of service, program provider promptly can open up or not open up dedicated channel, and the service that the consumer by other channel announcement can provide.

Equally, the user need pay in this system of use and buy the special-purpose IC-card of program provider, and with the relevant information of program that recording user is purchased, when program was subscribed by program provider, provider write this information by program the user on the card.

After the user inserts IC-card debit card interface H, this card will start automatically and write formula dial module C, dial by the central control board of the telephone number that is write in the card to program provider.

Central control board starts debit card and detects with expense and reduce module 4 (do not deduct fees this moment) after receiving this and dialling in signal, this is sticked into row detect, confirm errorless after, send a confirmation signal.

Ustomer premises access equipment promptly receives the machine code that machine code sends central control board to and memory module 5 by dial module C.This module 5 promptly deposits code in database with the subscriber data form, and starts the voice signal output module sends welcoming address and relevant information from necessity to the user.Simultaneously, cut off telephonic communication.

The user can confirm oneself to be identified behind the voice messaging of hearing program provider.During the user uses this system, do not take off IC-card.And turn-off apparatus power supply not.Program provider can provide program to the user in the time of agreement.

Program provider is before the user provides program, need rent the flyback of the television channel that the user location can receive.

In the time of agreement, the central control board of program provider promptly starts flyback control signal generation module 8.User's machine code is modulated in this inverse-range signal.

Ustomer premises access equipment promptly sends a confirmation signal to controller A2 after detecting this code, controller A2 promptly starts flyback channel automatic follow-up tuning program and this flyback channel tuning.Simultaneously, start hard disk and write formula dial module C, and by the writing and safeguarding of the corresponding module that is subjected to central control board, ready after, dial to central control board by writing formula dial module C, and send ready signal.

Central control board receive the user dial in signal after, the IC-card that starts 4 couples of users of debit card detection module detects, after the affirmation, promptly start program material coding module 9 and packet sending module 8, send program data packets to subscriber equipment, after finishing, send an end signal, make user's equipment recover holding state.Simultaneously, send a voice signal and notify the user (, can hear this voice signal), and cut off telephonic communication if the user is using television equipment.

The user can play the TV programme that oneself can order at any time in the time that oneself needs.

Claims (7)

1, a kind of non-real-time TV performance-choosing and broadcasting system, comprise telephone network, remote controller, television set and central control board and user side receive memory device, it is characterized in that: program supplier's central control board is an at least one multimedia PC server, it is a domestic TV device that can receive with the store compressed audio-video signal that user side receives memory device, this device is controlled by user's remote controller, central control board receives user's instruction by telephone network, and cooperate user side to receive memory device by microwave or closed-circuit cable television network transmission compression audio-video signal, finish according to single-point and broadcast and pay and subscribe two kinds of methods of service.

2, non-real-time TV performance-choosing and broadcasting system according to claim 1 is characterized in that: also comprise the IC-card of discerning native system.

3, non-real-time TV performance-choosing and broadcasting system according to claim 1 is characterized in that: multimedia PC server comprises phone control signal and voice signal output module, debit card detects with expense and reduces module, machine code receives and memory module, the program material coding module, program material editor's memory module, programme data editor memory module, programme data coding module, dedicated channel generates and sending module, the flyback control signal generates and the packet sending module, user side cursor triggering signal generation module, program provider telephone number generates and long-range maintenance module and the analog-to-digital conversion of writing, D/A converting circuit.

4, non-real-time TV performance-choosing and broadcasting system according to claim 1, it is characterized in that: the domestic TV device that can receive with the store compressed audio-video signal comprises microprocessor, by trace flyback two tuners, intermediate-frequency channel, the sound accompaniment frequency discrimination, trace tuning system that the television reception circuit of video channel constitutes respectively and flyback tuning system, VCD or DVD or its both compatibilities meet the mpeg decompression circuit that contracts, cursor generates and control unit, by controller, machine code and detection comparison module, code identification and data channel module, write the formula dial module, the debit card interface module, the special-purpose PC of the cover system that disk control module and hard disk constitute.

5, non-real-time TV performance-choosing and broadcasting system according to claim 4 is characterized in that: the trace tuning system is for the normal received television program of user.

6, non-real-time TV performance-choosing and broadcasting system according to claim 4, it is characterized in that: the flyback tuning system is not controlled by the user, when standby, be in the frequency sweep state, promptly the flyback to all channels scans, when recognize with this machine correlated digital code after, promptly automatically with this channel tuning, and open relevant data channel, prepare reception and storage signal.

7, non-real-time TV performance-choosing and broadcasting system according to claim 3 is characterized in that: multimedia PC server also comprises artificial machine code input module, customer charge inquiry data generation module, advertisement generation and modulation module.

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