CN109640121A - A kind of television system, programme signal processing method, device, equipment and medium - Google Patents
A kind of television system, programme signal processing method, device, equipment and medium Download PDFInfo
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- CN109640121A CN109640121A CN201811574602.2A CN201811574602A CN109640121A CN 109640121 A CN109640121 A CN 109640121A CN 201811574602 A CN201811574602 A CN 201811574602A CN 109640121 A CN109640121 A CN 109640121A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
- H04N21/2389—Multiplex stream processing, e.g. multiplex stream encrypting
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/426—Internal components of the client ; Characteristics thereof
- H04N21/42607—Internal components of the client ; Characteristics thereof for processing the incoming bitstream
- H04N21/4263—Internal components of the client ; Characteristics thereof for processing the incoming bitstream involving specific tuning arrangements, e.g. two tuners
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/431—Generation of visual interfaces for content selection or interaction; Content or additional data rendering
- H04N21/4312—Generation of visual interfaces for content selection or interaction; Content or additional data rendering involving specific graphical features, e.g. screen layout, special fonts or colors, blinking icons, highlights or animations
- H04N21/4316—Generation of visual interfaces for content selection or interaction; Content or additional data rendering involving specific graphical features, e.g. screen layout, special fonts or colors, blinking icons, highlights or animations for displaying supplemental content in a region of the screen, e.g. an advertisement in a separate window
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/438—Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving MPEG packets from an IP network
- H04N21/4382—Demodulation or channel decoding, e.g. QPSK demodulation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/438—Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving MPEG packets from an IP network
- H04N21/4383—Accessing a communication channel
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/438—Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving MPEG packets from an IP network
- H04N21/4385—Multiplex stream processing, e.g. multiplex stream decrypting
Abstract
The embodiment of the invention discloses a kind of television system, programme signal processing method, device, equipment and media.The system comprises: at least two tuners and the one-to-one demodulator of at least two tuner, primary processor and CI card module；Wherein, at least two tuner is connected with one-to-one demodulator, handles for obtaining the radiofrequency signal of different frequent points respectively, and to radiofrequency signal, obtains at least two-way intermediate-freuqncy signal；Demodulator demodulates the intermediate-freuqncy signal received, obtains the corresponding TS stream of intermediate-freuqncy signal；Primary processor merges at least two-way TS stream received, obtains TS stream all the way；The stream of TS all the way received is decrypted in CI card module, and the TS stream after decryption is sent to primary processor, and primary processor is made to continue to handle to the TS stream after decryption.By using above-mentioned technical proposal, the purpose of at least two frequency point TV programme radiofrequency signals can be decrypted by realizing the same time.
Description
Technical field
The present embodiments relate to digital TV technology more particularly to a kind of television systems, programme signal processing side
Method, device, equipment and medium.
Background technique
With the development of DTV, each television operator increasingly payes attention to the copyright protection of TV programme, Hen Duo electricity
Depending on program all at sponsored program, therefore user needs to buy after TV programme are decrypted in corresponding CI card and could watch.
Current DTV is substantially using single tuner CI card system, meanwhile, a CI card can only be decrypted all the way
TS (Transport Stream, transport stream), therefore, same time user can only watch or the TV Festival of one frequency point of imprinting
Mesh.
Therefore, the system design of DTV needs to be continued to lift up.
Summary of the invention
The embodiment of the present invention provides a kind of television system, programme signal processing method, device, equipment and medium, passes through institute
The TV programme radiofrequency signal of at least two frequency points can be decrypted by stating the television system same time.
In a first aspect, the embodiment of the invention provides a kind of television system, which includes:
At least two tuners and the one-to-one demodulator of at least two tuner, primary processor and CI card mold
Block；
Wherein, at least two tuner is connected with one-to-one demodulator, for obtaining different frequent points respectively
Radiofrequency signal, and the radiofrequency signal is handled, at least two-way intermediate-freuqncy signal is obtained, and the intermediate-freuqncy signal is sent to
Corresponding demodulator；
The demodulator is connected with the primary processor, for demodulating to the intermediate-freuqncy signal received, obtains intermediate frequency
The corresponding TS stream of signal, and the TS stream is sent to the primary processor；
The primary processor is connected with the CI card module, for merging at least two-way TS stream received, obtains
It is flowed to TS all the way, and the stream of TS all the way is sent to CI card module；
TS stream after decryption is sent to the main place for the TS stream received to be decrypted by the CI card module
Device is managed, the primary processor is made to continue to handle to the TS stream after decryption, to realize that program plays.
Second aspect, the embodiment of the invention also provides a kind of programme signal processing methods, are applied to above-mentioned first aspect
The television system, this method comprises:
When receiving play instruction, at least two-way radiofrequency signal corresponding with the play instruction is obtained；
At least two-way radiofrequency signal is respectively processed, the TS stream of at least two-way encryption is obtained；
The TS stream that at least two-way encrypts is merged, the TS stream encrypted all the way after being merged；
The TS stream encrypted all the way after the merging is decrypted, the TS of corresponding at least two-way radiofrequency signal is obtained
Stream.
The third aspect, the embodiment of the invention also provides a kind of programme signal processing units, are integrated in the claims 1
The television system, described device include:
Module is obtained, for obtaining at least two-way radio frequency corresponding with the play instruction when receiving play instruction
Signal；
Processing module obtains the TS of at least two-way encryption for being respectively processed at least two-way radiofrequency signal
Stream；
Merging module, the TS stream for encrypting at least two-way merges, encrypting after being merged all the way
TS stream；
Deciphering module obtains corresponding at least two for the TS stream encrypted all the way after the merging to be decrypted
The TS of road radiofrequency signal flows.
Fourth aspect, the embodiment of the invention also provides a kind of equipment, the equipment includes:
One or more processors；
Storage device, for storing one or more programs,
When one or more of programs are executed by one or more of processors, so that one or more of processing
Device realizes programme signal processing method provided by any embodiment of the invention.
5th aspect, the embodiment of the invention also provides a kind of computer readable storage mediums, are stored thereon with computer
Program, the program realize programme signal processing method provided by any embodiment of the invention when being executed by processor.
A kind of television system provided by the invention, by setting at least two tuners and with tuner it is one-to-one
Demodulator, the radiofrequency signal that at least two-way is different can be collected by realizing the same time, and by primary processor at least two
The different TS stream in road merges, and obtains TS stream all the way, realizing single CI card television system can decrypt simultaneously to obtain two-way not
TS with frequency point flows, so that user can be watched simultaneously by list CI card television system or imprinting different frequent points TV Festival
Mesh.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram for television system that the embodiment of the present invention one provides；
Fig. 2 is a kind of flow diagram of programme signal processing method provided by Embodiment 2 of the present invention；
Fig. 3 is a kind of structural schematic diagram for programme signal processing unit that the embodiment of the present invention three provides；
Fig. 4 is a kind of structural schematic diagram for equipment that the embodiment of the present invention four provides.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention rather than limiting the invention.It also should be noted that in order to just
Only the parts related to the present invention are shown in description, attached drawing rather than entire infrastructure.
Embodiment one
Fig. 1 is a kind of structural schematic diagram for television system that the embodiment of the present invention one provides, which is applicable to simultaneously
Obtain two-way different frequent points radiofrequency signal the case where, the system in addition to be suitable for TV, could be applicable to set-top box etc. other
Using the product of CI card, referring specifically to shown in Fig. 1, the system comprises:
At least two tuners 110 and the one-to-one demodulator 120 of at least two tuner 110, primary processor
130 and CI card module 140；Wherein, at least two tuner 110 is connected with one-to-one demodulator 120, for distinguishing
The radiofrequency signal for obtaining different frequent points, and is handled the radiofrequency signal, obtains at least two-way intermediate-freuqncy signal IF, and by institute
It states intermediate-freuqncy signal IF and is sent to corresponding demodulator 120；The demodulator 120 is connected with the primary processor 130, for docking
The intermediate-freuqncy signal IF received is demodulated, and obtains the corresponding TS stream of intermediate-freuqncy signal IF, and the TS stream is sent to the main place
Manage device 130；The primary processor 130 is connected with the CI card module 140, for closing at least two-way TS stream received
And TS stream all the way is obtained, and the stream of TS all the way is sent to CI card module 140；The CI card module 140 is used for receiving
TS stream be decrypted, and the TS stream after decryption is sent to the primary processor 130, makes 130 pairs of primary processor decryption
TS stream afterwards continues to handle, to realize that program plays；Wherein, it is described continue processing include being held to the TS stream after decryption
Row special algorithm to realize picture-in-picture function, or is realized while watching one of program, is recorded in the background another
A program.
A kind of television system provided in this embodiment is corresponded by least two tuners of setting and with tuner
Demodulator, the radiofrequency signal that at least two-way is different can be collected by realizing the same time, and by primary processor at least
The different TS stream of two-way merges, and obtains TS stream all the way, realizing single CI card television system can decrypt to obtain two-way simultaneously
The TS of different frequent points flows, so that user can be watched simultaneously by list CI card television system or imprinting different frequent points TV Festival
Mesh.It can only watch or the TV programme of the single frequency point of imprinting, and can not achieve compared to the conventional television system same time
Picture-in-picture function between different frequent points TV programme, television system provided in this embodiment may be implemented user and meanwhile viewing or
The function of person's imprinting different frequent points program, and can be realized the picture-in-picture function between two programs of different frequent points.
Embodiment two
Fig. 2 is a kind of programme signal processing method flow diagram provided by Embodiment 2 of the present invention, and this method is applied to
Television system described in above-described embodiment, being suitable for the same time plays or the case where imprinting different frequent points program.The side
Method is executed by programme signal processing unit, which is realized by the mode of software and/or hardware, and is integrated in above-described embodiment institute
The television system stated.Referring specifically to shown in Fig. 2, which comprises
Step 210, when receiving play instruction, obtain corresponding with the play instruction at least two-way radiofrequency signal.
Wherein, the play instruction refers specifically to the point platform instruction that user is issued by TV remote controller, such as user wants to see
It sees " Hunan Satellite TV ", " Hunan Satellite TV " is found by remote controler, and press confirming button, then trigger the broadcasting of " Hunan Satellite TV "
Instruction.Further, user can need to realize picture-in-picture function at least by the way that the picture-in-picture function set interface of TV is selected
Two frequency bins program, such as user want while viewing " Hunan Satellite TV ", monitor " sports channel ", then user passes through TV
Picture-in-picture function set interface selectes " Hunan Satellite TV " and " sports channel ", triggers " Hunan Satellite TV " and " sports channel " at this time
Play instruction, when television reception is to the play instruction, the tuner passed through in TV system tuner obtains " Hunan
The corresponding radiofrequency signal of satellite TV ", and " sports channel " is obtained by another tuner in TV system tuner and is corresponded to
Radiofrequency signal.The present embodiment carries out subsequent explanation by taking two-path video signal as an example.
Step 220 is respectively processed at least two-way radiofrequency signal, obtains the TS stream of at least two-way encryption.
Specifically, being respectively processed at least two-way radiofrequency signal, the TS stream for obtaining at least two-way encryption includes:
At least two-way radiofrequency signal is modulated respectively, obtains at least two-way intermediate-freuqncy signal；
At least two-way intermediate-freuqncy signal is demodulated respectively, obtains the TS stream of at least two-way encryption.
Wherein, vision signal is modulated by the tuner in television system, by the demodulator centering in television system
Frequency signal is demodulated.The TS stream carries the program data of specific frequency point, such as video, audio self-defined information.
Step 230 merges the TS stream that at least two-way encrypts, the TS stream encrypted all the way after being merged.
Specifically, merging algorithm can be called directly, at least two-way encryption TS is flowed according to the bit stream format of TS stream
Packet is connected, and realizes the merging of the TS stream of at least two-way encryption.TS stream is the bit stream format based on packet (Packet), often
A packet is that (or 204 bytes, the packet of 204 bytes are the CRC checks that added 16 bytes after 188 bytes to 188 bytes
Data, extended formatting is as the packet of 188 bytes), the packets of each 188 bytes by 4 bytes packet header (Packet
Header it) is formed with the bag data of 184 bytes (Packet Data).The composition form of entire TS stream is as follows:
Packet header (Packet Header) information of 4 bytes is described as follows shown in table 1:
Table 1: packet header (Packet Header) information explanation
The TS stream encrypted all the way after the merging is decrypted in step 240, obtains corresponding at least two-way radio frequency
The TS of signal flows.
Specifically, the CI card module in the television system is to the TS encrypted all the way after merging through the foregoing embodiment
Stream is decrypted, and the TS stream after obtaining corresponding at least two-way radiofrequency signal decryption, the TS after decryption flows further by main
Reason device completes the broadcasting of specific channel program after being handled.
Programme signal processing method provided in this embodiment, by obtaining and the broadcasting when receiving play instruction
Corresponding at least two-way radiofrequency signal is instructed, at least two-way radiofrequency signal is respectively processed, at least two-way is obtained and adds
Close TS stream, the TS stream that at least two-way encrypts is merged, the TS stream encrypted all the way after being merged, to the conjunction
The TS stream encrypted all the way after and is decrypted, and obtains the technological means of the TS stream of corresponding at least two-way radiofrequency signal, real
The purpose of the TS stream information of at least two different frequent points is showed while having obtained.
Based on the above technical solution, further, it when receiving play instruction, obtains and the play instruction
Corresponding at least two-way radiofrequency signal, comprising:
When receiving while playing two different frequent points program instructions, the radio frequency letter of two different frequent points is obtained respectively
Number；It is corresponding, after obtaining the TS stream of corresponding two-way radiofrequency signal, the method also includes: according to key frame and sprite
Setting instruction, picture-in-picture broadcasting is carried out to the TS of corresponding two-way radiofrequency signal stream.
For example, user wants while viewing " Hunan Satellite TV ", monitor " sports channel ", then user can pass through the picture of TV
Middle picture function set interface selectes " Hunan Satellite TV " and " sports channel ", triggers " Hunan Satellite TV " and " sports channel " at this time
Play instruction obtains that " Hunan Satellite TV " is corresponding to penetrate by different tuners when television reception is to the play instruction respectively
Frequency signal and " sports channel " corresponding radiofrequency signal, and the radiofrequency signal got is handled, respectively obtain " Hunan
The corresponding intermediate-freuqncy signal of satellite TV " and " sports channel " corresponding intermediate-freuqncy signal obtain two further by the processing of demodulator
The TS stream of road encryption, then calls special algorithm to merge the TS stream of obtained two-way encryption, obtains by primary processor
The TS stream encrypted all the way, is decrypted finally by TS stream of the CI card to encryption, and " Hunan Satellite TV " for respectively obtaining decryption is corresponding
TS stream and " sports channel " corresponding TS stream, and instructed according to the setting of key frame and sprite, to " the Hu Nanwei
Depending on " corresponding TS stream and " sports channel " corresponding TS stream carries out picture-in-picture broadcasting.Wherein, picture-in-picture is TV large screen
The new picture display mode of the one kind occurred later, by picture-in-picture function, user is in viewing key frame or big picture channel
While content, monitor or pay close attention to other interested channel contents in sprite or small picture, and can as needed and
When be switched to target channel.
Alternatively, obtaining radiofrequency signal corresponding with the program play instruction when receiving program play instruction；When connecing
When receiving record command, radiofrequency signal corresponding with the record command is obtained；It is corresponding, obtain corresponding two-way radiofrequency signal
After TS stream, the method also includes: the TS stream of radiofrequency signal corresponding with the program play instruction is played out, it will be with
The TS stream of the corresponding radiofrequency signal of the record command plays background as program and is recorded.
For example, user wants to watch " Hunan Satellite TV ", then the play instruction of " Hunan Satellite TV " can be triggered by remote controler, works as electricity
When depending on receiving the play instruction, then obtain " Hunan Satellite TV " corresponding radiofrequency signal, and finally realize it is right to " Hunan Satellite TV "
The broadcasting for the TS stream answered, if user wants to want while viewing " Hunan Satellite TV " program for recording " Hunan Economic Television station " under background,
The record command of " Hunan Economic Television station " then can be further triggered, television reception obtains corresponding radiofrequency signal to when the record command.
Embodiment three
Fig. 3 is a kind of structural schematic diagram for programme signal processing unit that the embodiment of the present invention three provides, and the device is integrated
Television system described in above-described embodiment, it is shown in Figure 3, described device include: obtain module 310, processing module 320,
Merging module 330 and deciphering module 340；
Wherein, module 310 is obtained, for when receiving play instruction, acquisition to be corresponding with the play instruction at least
Two-way radiofrequency signal；Processing module 320 obtains at least two-way for being respectively processed at least two-way radiofrequency signal
The TS of encryption flows；Merging module 330, the TS stream for encrypting at least two-way merge, after being merged all the way
The TS of encryption flows；Deciphering module 340 is corresponded to for the TS stream encrypted all the way after the merging to be decrypted
At least TS stream of two-way radiofrequency signal.
Further, processing module 320 includes:
Modulation unit obtains at least two-way intermediate-freuqncy signal for being modulated respectively at least two-way radiofrequency signal；
Demodulating unit obtains the TS of at least two-way encryption for demodulating respectively at least two-way intermediate-freuqncy signal
Stream.
Further, module 310 is obtained to be specifically used for: when receiving while playing two different frequent points program instructions,
The radiofrequency signal of two different frequent points is obtained respectively.Further, described device further includes playing module, for according to key frame
And the setting instruction of sprite, picture-in-picture broadcasting is carried out to the TS stream of the corresponding two-way radiofrequency signal.
Further, it obtains module 310 to be also used to: when receiving program play instruction, obtaining and played with the program
Instruct corresponding radiofrequency signal；When receiving record command, radiofrequency signal corresponding with the record command is obtained.The dress
Set further include: record module, for by the TS of radiofrequency signal corresponding with record command stream as program play background into
Row is recorded.
A kind of programme signal processing unit provided in this embodiment, by when receiving play instruction, obtain with it is described
The corresponding at least two-way radiofrequency signal of play instruction is respectively processed at least two-way radiofrequency signal, obtains at least two
The TS stream of road encryption, the TS stream that at least two-way encrypts is merged, the TS stream encrypted all the way after being merged, to institute
It states the TS stream encrypted all the way after merging to be decrypted, obtains the technology hand of the TS stream of corresponding at least two-way radiofrequency signal
Section, realizes while obtaining the purpose of the TS stream information of at least two different frequent points.
Program provided by any embodiment of the invention can be performed in the control device of equipment provided by the embodiment of the present invention
Signal processing method has the corresponding functional module of execution method and beneficial effect.Not detailed description in the above-described embodiments
Technical detail, reference can be made to programme signal processing method provided by any embodiment of the invention.
Example IV
Fig. 4 is a kind of structural schematic diagram for equipment that the embodiment of the present invention four provides.Fig. 4, which is shown, to be suitable for being used to realizing this
The block diagram of the example devices 12 of invention embodiment.The equipment 12 that Fig. 4 is shown is only an example, should not be to of the invention real
The function and use scope for applying example bring any restrictions.
As shown in figure 4, equipment 12 is showed in the form of universal computing device.The component of equipment 12 may include but unlimited
In one or more processor or processing unit 16, system storage 28, connecting different system components, (including system is deposited
Reservoir 28 and processing unit 16) bus 18.
Bus 18 indicates one of a few class bus structures or a variety of, including memory bus or Memory Controller,
Peripheral bus, graphics acceleration port, processor or the local bus using any bus structures in a variety of bus structures.It lifts
For example, these architectures include but is not limited to industry standard architecture (ISA) bus, microchannel architecture (MAC)
Bus, enhanced isa bus, Video Electronics Standards Association (VESA) local bus and peripheral component interconnection (PCI) bus.
Equipment 12 typically comprises a variety of computer system readable media.These media can be it is any can be by equipment 12
The usable medium of access, including volatile and non-volatile media, moveable and immovable medium.
System storage 28 may include the computer system readable media of form of volatile memory, such as arbitrary access
Memory (RAM) 30 and/or cache memory 32.Equipment 12 may further include it is other it is removable/nonremovable,
Volatile/non-volatile computer system storage medium.Only as an example, storage system 34 can be used for reading and writing irremovable
, non-volatile magnetic media (Fig. 4 do not show, commonly referred to as " hard disk drive ").Although not shown in fig 4, use can be provided
In the disc driver read and write to removable non-volatile magnetic disk (such as " floppy disk "), and to removable anonvolatile optical disk
The CD drive of (such as CD-ROM, DVD-ROM or other optical mediums) read-write.In these cases, each driver can
To be connected by one or more data media interfaces with bus 18.Memory 28 may include at least one program product,
The program product has one group of (such as obtaining module 310, processing module 320, merging module 330 and deciphering module 340) program
Module, these program modules are configured to perform the function of various embodiments of the present invention.
With one group of (obtaining module 310, processing module 320, merging module 330 and deciphering module 340) program module 42
Program/utility 40, can store in such as memory 28, such program module 42 include but is not limited to operate system
System, one or more application program, other program modules and program data, each of these examples or certain combination
In may include the realization of network environment.Program module 42 usually execute function in embodiment described in the invention and/or
Method.
Equipment 12 can also be communicated with one or more external equipments 14 (such as keyboard, sensing equipment, display 24 etc.),
Can also be enabled a user to one or more equipment interacted with the equipment 12 communication, and/or with enable the equipment 12 with
One or more of the other any equipment (such as network interface card, modem etc.) communication for calculating equipment and being communicated.It is this logical
Letter can be carried out by input/output (I/O) interface 22.Also, equipment 12 can also by network adapter 20 and one or
The multiple networks of person (such as local area network (LAN), wide area network (WAN) and/or public network, such as internet) communication.As shown,
Network adapter 20 is communicated by bus 18 with other modules of equipment 12.It should be understood that although not shown in the drawings, can combine
Equipment 12 use other hardware and/or software module, including but not limited to: microcode, device driver, redundant processing unit,
External disk drive array, RAID system, tape drive and data backup storage system etc..
Processing unit 16 by the program that is stored in system storage 28 of operation, thereby executing various function application and
Data processing, such as programme signal processing method provided by any embodiment of the invention, this method comprises:
When receiving play instruction, at least two-way radiofrequency signal corresponding with the play instruction is obtained；
At least two-way radiofrequency signal is respectively processed, the TS stream of at least two-way encryption is obtained；
The TS stream that at least two-way encrypts is merged, the TS stream encrypted all the way after being merged；
The TS stream encrypted all the way after the merging is decrypted, the TS of corresponding at least two-way radiofrequency signal is obtained
Stream.
Embodiment five
The embodiment of the present invention five additionally provides a kind of computer readable storage medium, is stored thereon with computer program, should
Programme signal processing method provided by any embodiment of the invention is realized when program is executed by processor, this method comprises:
When receiving play instruction, at least two-way radiofrequency signal corresponding with the play instruction is obtained；
At least two-way radiofrequency signal is respectively processed, the TS stream of at least two-way encryption is obtained；
The TS stream that at least two-way encrypts is merged, the TS stream encrypted all the way after being merged；
The TS stream encrypted all the way after the merging is decrypted, the TS of corresponding at least two-way radiofrequency signal is obtained
Stream.
The computer storage medium of the embodiment of the present invention, can be using any of one or more computer-readable media
Combination.Computer-readable medium can be computer-readable signal media or computer readable storage medium.It is computer-readable
Storage medium for example may be-but not limited to-the system of electricity, magnetic, optical, electromagnetic, infrared ray or semiconductor, device or
Device, or any above combination.The more specific example (non exhaustive list) of computer readable storage medium includes: tool
There are electrical connection, the portable computer diskette, hard disk, random access memory (RAM), read-only memory of one or more conducting wires
(ROM), erasable programmable read only memory (EPROM or flash memory), optical fiber, portable compact disc read-only memory (CD-
ROM), light storage device, magnetic memory device or above-mentioned any appropriate combination.In this document, computer-readable storage
Medium can be any tangible medium for including or store program, which can be commanded execution system, device or device
Using or it is in connection.
Computer-readable signal media may include in a base band or as carrier wave a part propagate data-signal,
Wherein carry computer-readable program code.The data-signal of this propagation can take various forms, including but unlimited
In electromagnetic signal, optical signal or above-mentioned any appropriate combination.Computer-readable signal media can also be that computer can
Any computer-readable medium other than storage medium is read, which can send, propagates or transmit and be used for
By the use of instruction execution system, device or device or program in connection.
The program code for including on computer-readable medium can transmit with any suitable medium, including --- but it is unlimited
In wireless, electric wire, optical cable, RF etc. or above-mentioned any appropriate combination.
The computer for executing operation of the present invention can be write with one or more programming languages or combinations thereof
Program code, described program design language include object oriented program language-such as Java, Smalltalk, C++,
Further include conventional procedural programming language-such as " C " language or similar programming language.Program code can be with
It fully executes, partly execute on the user computer on the user computer, being executed as an independent software package, portion
Divide and partially executes or executed on a remote computer or server completely on the remote computer on the user computer.?
Be related in the situation of remote computer, remote computer can pass through the network of any kind --- including local area network (LAN) or
Wide area network (WAN)-be connected to subscriber computer, or, it may be connected to outer computer (such as mentioned using Internet service
It is connected for quotient by internet).
Note that the above is only a better embodiment of the present invention and the applied technical principle.It will be appreciated by those skilled in the art that
The invention is not limited to the specific embodiments described herein, be able to carry out for a person skilled in the art it is various it is apparent variation,
It readjusts and substitutes without departing from protection scope of the present invention.Therefore, although being carried out by above embodiments to the present invention
It is described in further detail, but the present invention is not limited to the above embodiments only, without departing from the inventive concept, also
It may include more other equivalent embodiments, and the scope of the invention is determined by the scope of the appended claims.
Claims (10)
1. a kind of television system characterized by comprising at least two tuners and at least two tuner one are a pair of
Demodulator, primary processor and the CI card module answered；
Wherein, at least two tuner is connected with one-to-one demodulator, for obtaining the radio frequency of different frequent points respectively
Signal, and the radiofrequency signal is handled, at least two-way intermediate-freuqncy signal is obtained, and the intermediate-freuqncy signal is sent to correspondence
Demodulator；
The demodulator is connected with the primary processor, for demodulating to the intermediate-freuqncy signal received, obtains intermediate-freuqncy signal
Corresponding TS stream, and the TS stream is sent to the primary processor；
The primary processor is connected with the CI card module, for merging at least two-way TS stream received, obtains one
Road TS stream, and the stream of TS all the way is sent to CI card module；
TS stream after decryption is sent to the main process task for the TS stream received to be decrypted by the CI card module
Device makes the primary processor continue to handle to the TS stream after decryption, to realize that program plays.
2. a kind of programme signal processing method, applied to television system described in the claims 1, which is characterized in that described
Method includes:
When receiving play instruction, at least two-way radiofrequency signal corresponding with the play instruction is obtained；
At least two-way radiofrequency signal is respectively processed, the TS stream of at least two-way encryption is obtained；
The TS stream that at least two-way encrypts is merged, the TS stream encrypted all the way after being merged；
The TS stream encrypted all the way after the merging is decrypted, the TS stream of corresponding at least two-way radiofrequency signal is obtained.
3. according to the method described in claim 2, it is characterized in that, be respectively processed at least two-way radiofrequency signal,
Obtaining the TS stream that at least two-way encrypts includes:
At least two-way radiofrequency signal is modulated respectively, obtains at least two-way intermediate-freuqncy signal；
At least two-way intermediate-freuqncy signal is demodulated respectively, obtains the TS stream of at least two-way encryption.
4. according to the method described in claim 2, it is characterized in that, obtaining and referring to the broadcasting when receiving play instruction
Enable corresponding at least two-way radiofrequency signal, comprising:
When receiving while playing two different frequent points program instructions, the radiofrequency signal of two different frequent points is obtained respectively.
5. described according to the method described in claim 4, it is characterized in that, after obtaining the TS stream of corresponding two-way radiofrequency signal
Method further include:
According to the setting instruction of key frame and sprite, picture-in-picture is carried out to the TS stream of the corresponding two-way radiofrequency signal and is broadcast
It puts.
6. according to the method described in claim 2, it is characterized in that, obtaining and referring to the broadcasting when receiving play instruction
Enable corresponding at least two-way radiofrequency signal, comprising:
When receiving program play instruction, radiofrequency signal corresponding with the program play instruction is obtained；
When receiving record command, radiofrequency signal corresponding with the record command is obtained.
7. described according to the method described in claim 6, it is characterized in that, after obtaining the TS stream of corresponding two-way radiofrequency signal
Method further include:
The TS stream of radiofrequency signal corresponding with the program play instruction is played out, corresponding with the record command will be penetrated
The TS stream of frequency signal plays background as program and is recorded.
8. a kind of programme signal processing unit, is integrated in television system described in the claims 1, which is characterized in that described
Device includes:
Module is obtained, for obtaining at least two-way radiofrequency signal corresponding with the play instruction when receiving play instruction；
Processing module obtains the TS stream of at least two-way encryption for being respectively processed at least two-way radiofrequency signal；
Merging module, the TS stream for encrypting at least two-way merge, the TS stream encrypted all the way after being merged；
Deciphering module obtains corresponding at least two-way and penetrates for the TS stream encrypted all the way after the merging to be decrypted
The TS of frequency signal flows.
9. a kind of equipment, which is characterized in that the equipment includes:
One or more processors；
Storage device, for storing one or more programs,
When one or more of programs are executed by one or more of processors, so that one or more of processors are real
The now programme signal processing method as described in any one of claim 2-7.
10. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the program is by processor
The programme signal processing method as described in any one of claim 2-7 is realized when execution.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811574602.2A CN109640121A (en) | 2018-12-21 | 2018-12-21 | A kind of television system, programme signal processing method, device, equipment and medium |
| PCT/CN2019/091146 WO2020124965A1 (en) | 2018-12-21 | 2019-06-13 | Television system, program signal processing method and apparatus, device and medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811574602.2A CN109640121A (en) | 2018-12-21 | 2018-12-21 | A kind of television system, programme signal processing method, device, equipment and medium |
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| CN109640121A true CN109640121A (en) | 2019-04-16 |
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| CN201811574602.2A Pending CN109640121A (en) | 2018-12-21 | 2018-12-21 | A kind of television system, programme signal processing method, device, equipment and medium |
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| WO (1) | WO2020124965A1 (en) |
Cited By (1)
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| WO2020124965A1 (en) * | 2018-12-21 | 2020-06-25 | 深圳创维－Rgb电子有限公司 | Television system, program signal processing method and apparatus, device and medium |
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| WO2020124965A1 (en) | 2020-06-25 |
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