CN1324894C

CN1324894C - Method and device for regeneration encode of TV information

Info

Publication number: CN1324894C
Application number: CNB001129627A
Authority: CN
Inventors: 周学军
Original assignee: Individual
Current assignee: Individual
Priority date: 2000-05-24
Filing date: 2000-05-24
Publication date: 2007-07-04
Anticipated expiration: 2020-05-24
Also published as: CN1276689A; AU2001273809A1; WO2002013524A1

Abstract

The present invention relates to a method and a system device for regeneration encoding of TV information. At aspects of semantic information and pragmatic information, specific information such as content and form information of TV programs, viewers' feedback information, etc. is summarized and compressed to generate regeneration information codes. The coded data is introduced to signals of a TV system (3) and a bidirectional data transmission system (5) respectively via an encoder (1), an encipherer (2), a user writer (4) and a data processor (6) in the system device so as to form a loop for the operation of insertion, transmission, conversion, storage, processing and control on data streams.

Description

TV information regeneration code processing method and device

Technical field

The present invention relates to a kind of to customizing messages such as content of TV program and form information and spectators' rating feedback information regenerate encoding process method and realize the system and device that corresponding data is handled.

Technical background

At present to propagate and receive be to be main purpose with the image information harmony message interest statement with objective reality to directly sending spectators to the information of analog or digital television system, the customizing messages such as feedback information of the content of TV programme and form information and spectators' rating then do not related to carry out special disposal and transmission.This situation for a change, adopted on the television set to predetermined sample colony as AC Acnielsen Ltd. and to have installed individual rating recorder additional, the television channel change over condition that this rating individuality is watched carries out omnidistance monitor log, read the interior recorded information of each sampled point individual rating recorder over time and carry out statistical analysis, draw each channel of this area and corresponding period audience fating situation, thereby obtain the method for audience feedback information indirectly.This mode does not relate to be introduced the customizing messages encoded data signal in addition and by the corresponding system device data is carried out the conversion process problem concrete broadcast items signal, no spectators are to the direct information feedback of concrete program and the transmission channel of control, can not realize each television set TV reception is controlled, simultaneously the error of record data not had direct control information yet and proofreaied and correct.

Another kind of solution is to adopt the broadcast items cipher mode, authorizes decryption key in advance to qualified user's television set (or set-top box), and the user just can normally watch program by this television set (or set-top box) when ciphered program broadcasts.The main feature of the method is to utilize the transmission channel of broadcasting TV programme signal is handled (being encryption), reach the purpose that the control program is watched, owing to not introducing the customizing messages encoded digital information that is associated with its content and form information and realize corresponding data processing at the program of concrete broadcast yet, there is not the transmission channel that spectators directly feed back or control customizing messages such as concrete programme contents yet, and the information of other program of user's television set rating and channel is not carried out omnidistance record, thereby can not control spectators better to the rating of scrambled TV service program and obtain the more spectators' rating feedback informations that are associated with the broadcast items content.

Summary of the invention

The objective of the invention is on semantic information and pragmatic information aspect, the content of TV programme and the customizing messages such as feedback information of form information or spectators' rating are refined compression back generation regenerating information coding (being called for short the regeneration coding), and by a series of devices of the present invention this encoded data reproducing is incorporated in the TV signal of television system and in the transmission signals of bidirectional data transmission system, finish coding, insert, send, receive, conversion, processing such as storage and control, objectively make the feedback transmission of setting up a new efficiency refining high information between television program transmission mechanism and the spectators control big loop, realizing the development and utilization of TV information on higher level.

Specifically, the purpose that the present invention reaches is to introduce encoded data reproducing in the programme signal of television system and in the transmission signals of bidirectional data transmission system and finish correspondingly processing by system and device of the present invention, realizes the feedback information ground of user watched program in the system of the present invention is write down, gathers and handles.

Another object of the present invention is to introduce encoded data reproducing in the programme signal of television system and in the transmission signals of bidirectional data transmission system and finish correspondingly processing by system and device of the present invention, realization is broadcasted the ordinary tv programme conversion of signals for the scrambled TV service programme signal, and finishes the mandate and the accurate receipt and payment expense control and management function of TV user in the native system being watched this scrambled TV service program by system and device of the present invention.

Another object of the present invention is to introduce encoded data reproducing and processing in the programme signal of television system and in the bidirectional data transmission system transmission signals by system and device of the present invention, realization is to the whole process of operating conditions of TV set information datas such as all TV user TV receptions and channel, time in the system of the present invention record and record data error correction, and can add up on this basis and provide each TV station, each channel, each program and the most direct definite audience rating data of period and other more audience information in the TV signal coverage of this area.

Another object of the present invention is to introduce encoded data reproducing and finish correspondingly processing in the programme signal of television system by system and device of the present invention, realization is broadcast and record the automatic prison that the designated television program broadcasts, and realizes the various automatic controlled function to user's television set.

Brief description of drawings

Fig. 1 is for realizing a kind of system and device pie graph of the inventive method

Fig. 2 is a kind of customizing messages regeneration coding structure figure of the present invention

Fig. 3 is inserted in a kind of structure chart in the television program video signal for the TDM root information code data signal of Fig. 2 customizing messages regeneration coding

Fig. 4 is that the encoded data reproducing of encoder in the system shown in Figure 1 device [1] inserts the program principle block diagram

Fig. 5 is the compound TV programme signal enciphering transformation program principle block diagram of encryption equipment in the system shown in Figure 1 device [2]

Fig. 6 is user writer in the system shown in Figure 1 device [a 4] theory diagram

Fig. 7 is data processor in the system shown in Figure 1 device [a 6] theory diagram

The best mode that carries out an invention

By the described a kind of system and device of the present invention of Fig. 1～Fig. 7 by encoder [1], encryption equipment [2], user writer [4], data processor [6] constitutes the processing node of encoded data reproducing stream, television program transmission system [3a], TV broadcast net [3b] (specifically can be: the CATV net, wireless network, satellite network, a kind of or the while that optical networking etc. transmit in the TV programme signal network is multiple), user's television receiver [3c] and bidirectional data transmission system [5] (specifically can be: two-way HFC net, telephone network, computer internet, directly carry out the optical networking of exchanges data, power line message transmission net, the IC-card of manual delivery, reading and writing data indicator and register etc. a kind of or simultaneously multiple movably) is together in series and forms one encoded data reproducing stream inserted, transmission, conversion, the treatment loop of storage and control.

Tv programme source [can be divided into signal storage class program source (as video tape program, laser disc program etc.) and the live class program source of signal] signal is imported into encoder [1], then the vision signal of TV programme will be scratched the picture adding by TDM root information sign indicating number (the be called for short TDM root sign indicating number) data-signal of people by the regeneration coding that is associated with customizing messages such as programme content and forms of tdm data code input keyboard or interface [1a] setting, export this compound TV programme signal afterwards.

Above-mentioned compound TV programme signal is input to encryption equipment [2], encryption equipment [2] will be according to the secret cipher key code data by key data code input keyboard or interface [2a] setting of TDM root sign indicating number information and people in the compound TV programme signal, by certain matching algorithm relation this TV programme signal is carried out conversion process, form the scrambled TV service programme signal output that makes general television set can't normally watch image or sound.For including TDM root sign indicating number and don't carrying out the TV programme of enciphering transformation, be called non-encrypted regeneration coded program, encryption equipment this moment [2] can not work or be omitted, and constitutes the another kind of mode of operation of system and device of the present invention thus.

Above-mentioned conversion or the TV programme signal that there is not conversion to export are broadcasted through television program transmission system [3a] and TV broadcast net [3b], after user's television receiver [3c] receives this signal, (user writer [4] structurally both can independently place outside the television set then to connect user writer [4] on it, also can directly be loaded in the TV shell and combine together with television set in form, the two course of work is identical, still follows operation principle of the present invention.) will from TV programme signal, isolate the TDM root code data that includes, and from memory [4f], find out the decryption key data that match according to TDM root sign indicating number information and other conditional information and be decrypted and calculate the back this programme signal is carried out inverse transformation output, make user's television receiver [3c] of having authorized normally to watch this program, user writer [4] also will write down this TDM root sign indicating number and corresponding with it sub-information code of start-stop operating time simultaneously, the sub-information code of working channel and other message code are gone into memory [4f], for non-encrypted regeneration coded program, user writer [4] is not decrypted work of treatment, but still can be to TDM root sign indicating number according to the information of TDM root sign indicating number, the sub-information code of channel, chronon information code or other code data writes down or record not; If the user receive contain TDM root sign indicating number TV programme in, JD data code input keyboard or interface [4a] the input respective specific message code data of screen prompt content according to this program by linking to each other with user writer [4], be the JD root information sign indicating number (being called for short JD root sign indicating number) of customizing messages regeneration coding, then this JD root sign indicating number also will be charged to memory [4f] by user writer [4] with the TDM root sign indicating number of program or together with other corresponding this moment sub-information code data; According to the information of TDM root sign indicating number, user writer [4] also can be finished the various corresponding control operation to user's television set [3c]; User's television receiver [3c] operating state datas such as corresponding sub-information code of channel and chronon information code were gone into memory [4f] when in addition user writer [4] was also with automatic recording user conversion TV sets channel; To form user's encoded data reproducing that a series of recording user television receivers [3c] receive data and finish various work thus gathers in memory [4f].

In due course, the grasp person of TV user or data processing [6] is communicated with user writer [4] by bidirectional data transmission system [5] with data processor [6], user writer [4] is gathered at user's encoded data reproducing of passing back in the memory [4f] to data processor [6] by bidirectional data transmission system [5] under the commands for controlling of data processor [6], data processor [6] then deposits these data in massage storage [6e] and handles: 1. according to this user's data record and receipt and payment expense record, whether judgement is carried out certain scrambled TV service program mandate to this user or stop to be authorized, and will authorize or stop authorization data and corresponding control command data by bidirectional data transmission system [5] and send user writer [4] to and go execution; 2. for the passback encoded data reproducing that contains JD root sign indicating number, JD root information sign indicating number in the data processor [6] is replied program [6o] and will be made corresponding response to the user according to the concrete implication of concrete program JD root code data representative, realize and user writer [4] between in real time or quasi real time bidirectional data exchange and interaction control.

Utilize user writer [4] record TDM root sign indicating number and the sub-information code of channel, chronon information code to have corresponding one by one characteristic, data processor [6] is proofreaied and correct the corresponding same TV of different television sets by user channel code in it and time code correction program [6j] and is broadcasted channel and often have situations such as this inconsistent situation of different channel code and system time be inconsistent, simultaneously also these control information can be sent to corresponding user writer [4], make it make corresponding error and correct, the accuracy of data is greatly improved.

After data processor [6] is pooled to certain distribution user data of users, by the viewing-data statistical analysis program [6m] in it statistics is drawn this area, this TV station, user watched information, will of the people information, social management information and other information that this channel, this program contained, provide as programmer or program broadcast management person and program source carried out big loop closed loop feedback is regulated and the information of control.

Local record device [6b] has the similar structure and the course of work to user writer [4], be connected on the data processor [6], be subjected to appointed program supervisory control program [6g] control can with rating to appointed program TDM root sign indicating number record directly send data processor [6] to and handle, and provide the record archives that this appointed program broadcasts situation.Be emphatically, this course of work only is a kind of reduced form of system of the present invention general work process, and its groundwork feature is all identical.Message identification by appointed program TDM root sign indicating number, system of the present invention also will be utilized as automatic control video recording equipment [6c] this program broadcast overall process and front and back program will be broadcasted control signal or the montage signal that overall process is carried out video record, to realize automatic video recording or montage, reach the purpose that more detailed monitoring program exactly broadcasts situation.

Figure 2 shows that a kind of binary system regeneration coding, symbol width is T, and 1～nk is a code element preface item, the code element one-tenth capable of being combined that is in different tagmemes is represented the sub-information code of different information: sub-information code 1 ..., sub-information code K, respectively the representative as: program category information, program number information, channel information, temporal information, programme content is selected information, scrambling code information ..., etc.By several the relative more root information sign indicating numbers of high layer information implication of sub-information code one-tenth representative capable of being combined again, TDM information code, JD root information sign indicating number etc. have just been built thus.

The characteristics of regeneration coding characterization information are on semantic information and pragmatic information aspect, after artificially refining compression at the customizing messages such as feedback information of the content of program and form information or spectators' rating, represent them with self-defining some code signals unit and combination.

Figure 3 shows that the structure chart behind a kind of TDM root information sign indicating number of having introduced customizing messages regeneration coding at the television program video signal, certain active line signal in the primary standard television program video signal is scratched picture and is gone out a time fluting, has then introduced data-signals such as the TDM root sign indicating number that do not have in the former TV signal and guiding synchronous code in the fluting.Slotting position generally is selected in the blank lines that does not influence normal image signal, also can be selected in the picture signal The initial segment of the normal rating of not serious influence or not in the rear line scan signals.For the digital television program signal, except that aforesaid way, also can be according to different technical finesse demands, take encoded data reproducing is disperseed or directly is inserted into with integrating the appropriate location of digital coding structure in macroblock layer, macro block bar layer, image layer, image sets layer (GOP), elementary stream (ES), basic bag stream (PES), program stream (PS) and the transport stream (TS) of digital program signal respectively, broadcast and the record storage and be transmitted with this digital television program signal.

Fig. 4 is a kind of insertion program principle block diagram that encoder among Fig. 1 [1] realizes TV programme signal is introduced the TDM root information sign indicating number of customizing messages regeneration coding, its basic function is: according to the TDM code of being scheduled to by tdm data code input keyboard or interface [1a] input, TDM root information coded signal formation program [1b] is converted into correspondingly and is input to stingy picture insertion program [1e] after the tdm data signal pulse also synthesizes by synthesis program [1d] and the guiding synchronization code signal pulsion phase that guides synchronization code signal generation program [1c] to generate, TV programme signal will be scratched as going out the time fluting through scratching picture insertion program [1e], and in fluting, insert data-signals such as TDM root sign indicating number and guiding synchronous code, form the compound TV programme signal output that contains the regeneration coding therefrom.A kind of embodiment installs the described insertion program of Fig. 4 additional and constitutes encoder [1] on the video titler basis.

Fig. 5 is encryption equipment among Fig. 1 [2] carries out enciphering transformation to the compound TV programme signal that contains the regeneration coding a kind of conversion program theory diagram, basic function is: after containing the compound TV programme signal input of regeneration coding, TDM root information sign indicating number recognizer [2b] identify encrypt TDM root sign indicating number and with this code and the secret cipher key code of setting by key data code input keyboard or interface [2a] encrypt mate and operation program [2c] in be complementary after, find out the respective algorithms program and carry out computing and generate the conversion control signal from encrypting exam pool [2d], this conversion control signal by conversion control program [2e] to input contain the compound TV programme signal of regeneration coding carry out getting final product after the conversion contain the regeneration coding the scrambled TV service programme signal export.The luminance signal that a kind of enciphering transformation mode is the control chart image signal is carried out 180 ° of paraphase conversion, in addition also can adopt synchronous head to suppress multiple mapping mode such as method, row exchange process, row patterning method and the complex transformation mode is carried out the scrambling conversion and generated ciphered program the compound TV programme signal that contains the regeneration coding.A kind of embodiment adopts video titler to add to load onto the described conversion program of Fig. 5 and constitutes encryption equipment [2].Need to prove that encoder [1] and encryption equipment [2] can unite two into one in form.

Fig. 6 is the theory diagram of user writer among Fig. 1 [4], its basic function is: 1. isolate TDM root code data signal by TDM root information code data shaping split circuit [4i] shaping from vision signal, single-chip microcomputer (or DSP) [4e] internal processes produces the decrypted signal of coupling according to this TDM root sign indicating number information and other conditional informations, and controls inverse transform circuit [4j] with this scrambled TV service programme signal is carried out exporting to user's television receiver [3c] after the inverse transformation; 2. isolate TDM root code data signal by TDM root information code data shaping split circuit [4i] shaping from vision signal, produce command adapted thereto signal by single-chip microcomputer (or DSP) [4e] internal processes according to this TDM root sign indicating number information user's television receiver [3c] is controlled, perhaps further controlled being converted to directly sends the input data in real time of JD data code input keyboard or interface [4a] or non real-time to data processor [6] and enters corresponding interworking pattern in the specific solicited message input of user back; 3. be the sub-information code of channel by A/D change-over circuit [4g] and wave band control circuit [4h] with the frequency tuning voltage transitions of different TV band (as: VHF, VHF and augment frequency range), then can directly export the sub-information code of its virtual channel by digital program signal processing module [4L] for the TV programme signal of broadcasting with digital form; 4. the user is converted to the JD root information sign indicating number of regeneration coding by the operation of JD data code input keyboard or interface input [4a]; 5. with the system time of single-chip microcomputer (or DSP) [4e]: be converted to * year * the moon * day * time * minute * second the chronon information code; 6. code or data such as memory [4f] record storage TDM root sign indicating number, JD root sign indicating number, the sub-information code of channel, chronon information code, recognin information code, the sub-information code of key and deciphering routine data, and relative other routine data and director data; 7. by certain command signal, single-chip microcomputer (or DSP) [4e] can be classified and be read in, reads the interior data of above-mentioned memory [4f] respectively, and control modulation-demodulation circuit [4k] carries out exchanges data by bidirectional data transmission system [5] and data processor [6]; 8. single-chip microcomputer (or DSP) [4e] may command modulation-demodulation circuit [4k] receives the control command and the down-transmitting data of data processor [6], can carry out the decryption key mandate or stop Authorized operation by internal processes.Bidirectional data transmission system [5] is the common telephone network system in embodiment illustrated in fig. 6, control command shaping decoding circuit [4c] is isolated the control command that transmits by telephone network system [5a] and is inputed to single-chip microcomputer (or DSP) [4e], single-chip microcomputer (or DSP) [4e] control J relay [4b] carries out the contact conversion, carry out transfer of data when contact J-1 is communicated with J-3, telephone set then can carry out long-range dialing by telecommunication network [5a] and calls out and be connected data processor [6] when contact J-1 was communicated with J-2.Also double as JD data code input keyboard [4a] of telephone keypad in the present embodiment, the operation signal on it is imported single-chip microcomputer (or DSP) [4e] through JD root information sign indicating number input control circuit and keyboard double-tone identification circuit [4d] identification frequently back and is handled.In addition, bidirectional data transmission system [5] network system that also can adopt service network that OUBN HFC net, ISDN net, optical networking, power line message transmission net even the read-write data storage device of manual delivery (as: erasable IC-card, magnetic card and USB flash disk etc.) constitute etc. to have the bidirectional data transfers ability realizes.JD data code input keyboard or interface [4a] also can adopt keyboard special, computer keyboard, Digiplex keyboard and other keyboard or interface to finish.

Fig. 7 is the schematic diagram of the function of data processor among Fig. 1 [6], and its basic function is: 1. data transmit-receive module [6d] is communicated with laggard line data transmission by bidirectional data transmission system [5] or receives with user writer [4]; 2. massage storage [6e] is stored user's encoded data reproducing and the user data database data that user writer [4] is passed back, storage customer data database data, and storage management program data; 3. user's service terminal [6r] is used to import user data, and by user data library manager [6p] explicit user Data Base Pile information; 4. customer service terminal [6q] is used to import customer data and shows the customer database archive information by customer data library manager [61], shows by viewing-data statistical analysis program [6m] and handles statistic curve or the data message that generates; 5. by key authorization hypervisor [6h] authorising conditional is divided management, carry out cipher key match and setting by ciphered program code and cipher key match setting program [6n], user writer [4] is carried out the mandate of ciphered program decryption key or stops mandate by ciphered program mandate and termination hypervisor [6i]; 6. by user channel code and time code correction program [6j] user's encoded data reproducing of passing back is proofreaied and correct; 7. the JD root information code data of replying program [6o] his-and-hers watches requisitions family feedback information by JD root information sign indicating number handle and go out to respond; 8. by user data library manager [6p] and user's receipt and payment expense hypervisor [6k] user's data storehouse archives and receipt and payment expense situation are managed; 9. appointed program supervisory control program [6g] control local record device [6b] obtains the broadcast items signal by local television receiver [6a], the record of finishing appointed program TDM root information sign indicating number also directly reads the monitor log archives that provide this appointed program after corresponding data is handled, and can also further control video recording equipment [6c] simultaneously the broadcast items signal is selected video recording.The main body that the described embodiment of Fig. 7 adopts computer server [6f] to come composition data processor [6], local television receiver [6a] can unite two into one with video recording equipment [6c], promptly adopt the video tape recorder of band TV receiver to realize, in addition also can adopt comvision to receive alternate manners such as capture card and hard disk and realize Data Receiving and program recording respectively.Bidirectional data transmission system [5] is with the described bidirectional data transmission system of Fig. 6 [5].

Claims

1, a kind of method of in analog or digital TV broadcast items signal and passback data-signal, introducing customizing messages encoded data reproducing and processing, be between program source and user, can carry out the bi-directional exchanges of information passage that coding and decoding is handled, it is characterized in that to be incorporated into the regeneration coding in the former TV programme signal and to export this compound TV programme signal by encoder [1] to content of TV program information and form information by one; Can carry out exporting after the conversion process to former TV programme signal according to the data code of pre-selected and the encoded data reproducing information in the above-mentioned compound TV programme signal by encryption equipment [2]; Can from the compound TV programme signal that receives, isolate the encoded data reproducing signal by user writer [4], and finish the inverse transformation output of former TV programme signal or realize other operation of control user's television receiver [3c] by handling related data in the regeneration coding, also can accept data and storage simultaneously by JD data code input keyboard or interface [4a] typing, and the data that are associated with user's television receiver [3c] reception data and work state information stored in record, and can controlled the storage data be read in, read and pass through bidirectional data transmission system [5] and finish the passback of the feedback regeneration coded data after the user handled and the two-way transmission control management of other data, and be converted to the remote live of data processor [6] or quasi real time interactive mode control mode of operation; Setting up data archival by data processor [6] compiles, stores and handle program source and user data, control video recording equipment [6c] carries out record to broadcasting TV programme signal, and can carry out the data sending and receiving by bidirectional data transmission system [5] control user record [4]; On the prime information transmission system, form the big loop of new data processing and control thus, thus finish to customizing messages refine that the encoded data reproducing that the compression back generates is introduced, transmission, conversion, storage, management and Control work.

2, method according to claim 1, it is characterized in that, the customizing messages encoded data reproducing is outside the primary standard TV signal and one group of pulse code combination of representing different information implications that introducing and content of TV program and form information or audience feedback information and other information are associated, and handle with the propagation and transformation that this coded pulse is combined in encoder of the present invention [1], encryption equipment [2], user writer [4], the data processor [6], the corresponding information implication of its compound mode and number of combinations and representative also will change.

3, method according to claim 1 is characterized in that, has keyboard or the interface of accepting the input of corresponding data code respectively by encoder [1], encryption equipment [2], user writer [4], data processor [6].

4, method according to claim 1, it is characterized in that, by reception data and the operating state data of user writer [4] by being connected and obtaining and write down this television receiver with user's television receiver [3c], and finish other control operation to this television receiver [3c], and can controlledly be converted to direct or indirect, the real-time or non real-time data processor [6] that sends to of the input data of JD data code input keyboard or interface [4a], realize its long-distance interactive is controlled.

5, a kind of device of in analog or digital TV broadcast items signal and passback data-signal, introducing customizing messages encoded data reproducing and processing, be that encoder [1], encryption equipment [2] connect user writer [4] by television system [3], simultaneously user writer [4] connects data processor [6] by bidirectional data transmission system [5] and constitutes, and it is characterized in that encoder [1] can be inserted in the former TV programme signal and exports this compound TV programme signal to the regeneration coding; Encryption equipment [2] carries out exporting after the conversion process to former TV programme signal according to the data code of pre-selected and the encoded data reproducing information in the above-mentioned compound TV programme signal; User writer [4] is isolated the encoded data reproducing signal from the compound TV programme signal that receives, and finish the inverse transformation output of former TV programme signal or realize other operation of control user's television receiver [3c] by handling related data in the regeneration coding, also can accept data and storage simultaneously by JD data code input keyboard or interface [4a] typing, and the data that are associated with user's television receiver [3c] reception data and work state information stored in record, and can controlled the storage data be read in, read and pass through bidirectional data transmission system [5] and finish the passback of the feedback regeneration coded data after the user handled and the two-way transmission control management of other data, and be converted to the remote live of data processor [6] or quasi real time interactive mode control mode of operation; Data processor [6] is set up data archival and is compiled, stores and handle program source and user data, and control video recording equipment [6c] carries out record to broadcasting TV programme signal, and can control user record [4] by bidirectional data transmission system [5] and carry out data transmit-receive; On the prime information transmission system, form the big loop of new data processing and control thus, thus finish to customizing messages refine that the encoded data reproducing that the compression back generates is introduced, transmission, conversion, storage, management and Control work.

6, device according to claim 5, it is characterized in that, the customizing messages encoded data reproducing is outside the primary standard TV signal and one group of pulse code combination of representing different information implications that introducing and content of TV program and form information or audience feedback information and other information are associated, and handle with the propagation and transformation that this coded pulse is combined in encoder of the present invention [1], encryption equipment [2], user writer [4], the data processor [6], the corresponding information implication of its compound mode and number of combinations and representative also will change.

7, device according to claim 5 is characterized in that, encoder [1], encryption equipment [2], user writer [4], data processor [6] have keyboard or the interface of accepting the input of corresponding data code respectively.

8, device according to claim 5, it is characterized in that, reception data and the operating state data of user writer [4] by being connected and obtaining and write down this television receiver with user's television receiver [3c], and finish other control operation to this television receiver, and the input data that can controlledly be converted to JD data code input keyboard or interface [4a] directly or indirectly, in real time or quasi real time send data processor [6] to, realize its long-distance interactive is controlled.