CN101316332B - Digital television integrated machine implemented by set-top box adapter, and method thereof - Google Patents
Digital television integrated machine implemented by set-top box adapter, and method thereof Download PDFInfo
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- CN101316332B CN101316332B CN2008100678334A CN200810067833A CN101316332B CN 101316332 B CN101316332 B CN 101316332B CN 2008100678334 A CN2008100678334 A CN 2008100678334A CN 200810067833 A CN200810067833 A CN 200810067833A CN 101316332 B CN101316332 B CN 101316332B
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Abstract
The invention discloses a method for realizing an integrated digital TV by adopting a set-top box adapter. The method of the invention comprises the steps: the set-top box adapter is connected with a TV set through physical interfaces; the set-top box adapter and the TV set determine present responsibilities through passing tokens; a remote control command is carried out by the party holding the tokens, and the command and data are transmitted through the physical interfaces; the received TV signals are processed into audio and video signals of digital or analog format by the set-top box adapter and transmitted to the TV set through the physical interfaces and playing process of the TV signals is carried out by the TV set. The invention also discloses an integrated digital TV by adopting the set-top box adapter. The technique of the invention by adopting the digital set-top box adapter realizes the integrated digital TV set and provides convenience for researching, testing and authenticating of the integrated digital TV.
Description
Technical field
The present invention relates to a kind of digital TV integrated machine, especially relate to a kind of digital TV integrated machine that adopts the selectable unit (SU) mode and realize by the set-top box adapter of physical interface access television equipment, and the method that realizes this digital TV integrated machine.
Background technology
Existing digital TV integrated machine all adopts the separation between machine and card technology.The common segment (hardware) of apparatus of digital television receiving is independent, make " machine ", and various places radio and TV operator's condition receiving unit is made " card ", " card " is connected by a USB or pcmcia interface with " machine ", and carry out the transmitted in both directions of protocol negotiation, command transfer and digital television signal code stream by USB between " machine " and " card " or pcmcia interface, realize that digital television condition receiver and card separates.
The separation between machine and card technology is the trend that meets Digital Television, and " card " part forms the Conditional Access Module that can support various places radio and TV operator's condition receiving unit.But, some operators are for security consideration, be unwilling the standard open of Conditional Access Module is come out, and these do not have open Conditional Access Module because its anti-cracking is more outstanding, make the operator of domestic many big and medium-sized cities issue the SIM card of supporting this Conditional Access Module in a large number again, to such an extent as to popularizing of separation between machine and card technology all-in-one is not very extensive.
And, adopt the digital TV integrated machine of separation between machine and card technology in the market, not only need set-top box is tested and authenticated, also need Conditional Access Module is tested and authenticated, test and authenticate when more needing, therefore have test and authenticate loaded down with trivial details defective set-top box conditional receiver module collocation use.
Summary of the invention
The objective of the invention is to propose a kind of digital TV integrated machine and method thereof that adopts set-top box adapter to realize, realize digital TV integrated machine with the technology that adopts the top box of digital machine adapter, the more extensive universal advantage that provides of digital TV integrated machine is provided for the research and development of more convenient digital TV integrated machine, test and authentication.
For solving technical problem of the present invention, the present invention discloses a kind of method that adopts set-top box adapter to realize digital TV integrated machine, comprise: set-top box adapter is linked to each other with television equipment by physical interface, set-top box adapter adopts identical user interface with television equipment, and share a remote controller, all can receive the remote control command that remote controller sends; Set-top box adapter and television equipment are determined current work authority by the token transmission, carry out the remote control command that receives by a side who possesses token, and carry out control command and transfer of data by described physical interface; By set-top box adapter the processing television signals that receives is become the Voice ﹠ Video signal of analog format, be transferred to television equipment, carry out playback process by television equipment by described physical interface; Wherein, the process of token transmission comprises: a wherein square tube of set-top box adapter and television equipment is crossed physical interface and is sent the token query statement to the opposing party, if the opposing party does not hold token, then obtains token by a side who sends the token query statement; When needing to exchange token between television equipment and the top box of digital machine adapter, then send the token transfer order by direction the opposing party who holds token at present, receive that a side of token replys confirmation to the other side, thereby finish the transmission of token.
More excellent, described physical interface comprises at least: video component Y/Pb/Pr signal transmission interface, infrared remote control IR interface, serial communication interface, power interface, LVDS signal transmission interface, audio signal interface and set-top box adapter detect interface.
More excellent, described set-top box adapter and described television equipment adopt default data interaction agreement, by the serial communication interface interactive information in the described physical interface.
More excellent, the data format that described data interaction agreement is set interactive information comprises: data head information, token status and transmission information, command information, data message and parity check value information.
More excellent, described vision signal comprises: CVBS signal, HDMI signal, S terminal signals, Y/Pb/Pr signal or VGA signal.
In addition, the present invention also discloses a kind of digital TV integrated machine that adopts set-top box adapter to realize, it comprises:
Be used to carry out the television equipment of playback process;
The set-top box adapter that links to each other with television equipment by physical interface, it adopts identical user interface with television equipment, and share a remote controller, all can receive the remote control command that remote controller sends, the processing television signals that this set-top box adapter is used for receiving becomes the Voice ﹠ Video signal of analog format, is transferred to television equipment by described physical interface;
And set-top box adapter and television equipment are determined current work authority by the token transmission, carry out the remote control command that receives by a side who possesses token, and carry out control command and transfer of data by described physical interface;
Wherein, the process of token transmission comprises: a wherein square tube of set-top box adapter and television equipment is crossed physical interface and is sent the token query statement to the opposing party, if the opposing party does not hold token, then obtains token by a side who sends the token query statement; When needing to exchange token between television equipment and the top box of digital machine adapter, then send the token transfer order by direction the opposing party who holds token at present, receive that a side of token replys confirmation to the other side, thereby finish the transmission of token.
Compared with prior art, the present invention has following beneficial effect:
The present invention has avoided the separation between machine and card technology, adopts the technology of top box of digital machine adapter to realize digital TV integrated machine.Wherein, top box of digital machine adapter its function of back of connecting with the mains is the same with present top box of digital machine, and the research and development of top box of digital machine adapter, production, authentication and test are also just the same with present top box of digital machine process, and one of continuation maintenance is process independently; And television equipment is formed in simulated television demodulation part and display part, also is an independently module, and is just the same with existing simulated television, and it is also just the same with existing simulated television that the authentication test process is produced in its research and development; The mode that is combined in structure, user interface and straighforward operation maintenance digital TV integrated machine of top box of digital machine adapter and television equipment, the use habit with near the user makes things convenient for the user.In addition, at the TV signal that needs condition to receive, only the condition receiving card (such as SIM card) that operator need be provided injects the top box of digital machine adapter, again the top box of digital machine adapter is injected television equipment and gets final product.
Description of drawings
Fig. 1 is the structural representation of a specific embodiment of digital TV integrated machine of the present invention;
Fig. 2 is the schematic flow sheet that set-top box adapter and television equipment carry out cooperating among Fig. 1 by the token transmission.
Embodiment
The invention discloses a kind of method that adopts the top box of digital machine adapter to realize digital TV integrated machine, present set-top box is done some changes on structure, hardware and software, make size and existing 3.5 cun independent boxes that hard disk size is similar, insert in the mode of adapter in the wiring board of television equipment; Television equipment and set-top box adapter are provided with control chip separately, characteristics according to integrated analog/digital equipment, define a physical interface, the interface drive program of design one cover teaching machine top box and whole set of television equipment, define same user interface, share a remote controller, the video of top box of digital machine adaptor module is transferred to whole set of television equipment with digital stream, thereby realizes the normal reception and the broadcast of Digital Television.
As shown in Figure 1, be the structural representation of a specific embodiment of digital TV integrated machine of the present invention.Digital TV integrated machine of the present invention comprises: top box of digital machine adapter and television equipment two large divisions.
Wherein, its function was the same with present top box of digital machine after the top box of digital machine adapter was connected with the mains, and mainly comprised: the tuner that is received as the TV signal of radiofrequency signal (RF); Respectively TV signal is carried out demodulator and the demodulation multiplexer that demodulation process is conciliate multiplexing process; And the decoder that carries out decoding processing; And the condition processing module of TV signal being carried out scramble process; Be used to receive the interface processor that remote signal that remote controller sends and control figure set-top box adapter carry out work; And be connected with television equipment by self-defining physical interface.
And simulated television demodulation module and display module are formed television equipment, also are independently modules; And television equipment also comprises interface processor, and the interface processor by physical interface and top box of digital machine adapter to carry out instruction and data mutual.
Wherein, the physical interface of top box of digital machine adapter adopts the male seat interface, and the physical interface of television equipment adopts the female seat interface that fits like a glove with the male seat interface.Wherein, physical interface is 32 interfaces, adopts 2.54-2X16PIN (JACK) needle stand and 2.54-2X16PIN (PLUG) needle stand docking mode.Its every is defined as follows shown in the table 1:
Table 1
Hence one can see that, and the 1st, 2,32 ports of physical interface are video component Y/Pb/Pr signaling interface; 5th, 7 ports are serial communication interface; The 6th port is an infrared remote control IR interface; 8th, 25 ports are the 5v power interface; The 9th port is the 12v power interface; 11-14,19-22 port are the LVDS signal transmission interface; 16th, 17 ports are the I2C communication interface; The 24th port is the detection interface of top box of digital machine adapter; 29th, 30 ports are audio signal interface; All the other ports are ground wire.
In addition, adopt the interface drive program of this case uniqueness between the physical interface between top box of digital machine adapter and the television equipment, that is: top box of digital machine adapter and television equipment are determined current work authority by the token transmission in communication process; Serial communication interface is used for transfer instruction and data in the physical interface; And top box of digital machine adapter and television equipment are shared remote controller, the interface processor of top box of digital machine adapter and the interface processor of television equipment all receive infrared remote control IR signal, infrared remote control IR signal is not transmitted in physical interface, but a side who only possesses token remove to carry out guidance command; And a side who possesses token sends order to the other side when needs the other side assists, and the other side receives the back and replys affirmation; When handover operation, a side who possesses token gives the other side with token, and the opposing party receives back answer affirmation.
Specifically, token status and transmission information comprise 2 bytes, and roughly implication is as follows:
Token=00: token inquiry;
Token=01: the person that do not possess the token replies to the person's that possesses the token information;
Token=10: transfer the possession of token;
Token=11: the person that possesses the token sends to the person's that do not possess the token information, and sends " heartbeat ".
In conjunction with shown in Figure 2.Wherein, DTV represents the top box of digital machine adapter, and ATV represents television equipment.Behind the television equipment opening initialization, television equipment is obtained token and is shown start-up picture; Then, whether television equipment exists by the 24th port detection top box of digital machine adapter in the physical interface; Whether when the top box of digital machine adapter exists, further detecting open channel is tv state, and detects whether shutdown last time is the Digital Television state.And behind top box of digital machine adapter opening initialization, the interface processor of top box of digital machine adapter sends token query statement (Token=00) by physical interface, if television equipment is not held token, then obtains token by the top box of digital machine adapter.When needing to exchange token between television equipment and the top box of digital machine adapter, then send token transfer order (Token=10) by direction the opposing party who holds token at present, a side who receives token can reply the other side, thereby finishes the transmission of token, thereby finishes the handover operation of signalling channel.
Adopt the data interaction agreement to carry out information interaction as for serial communication interface in the physical interface, and, as shown in table 2, the data format of being set interactive information by the data interaction agreement comprises: data head information, token status and transmission information, command information, data message and parity check value information.
Table 2
In the present embodiment, data head information is fixed as character 0xADDA; And instruction or order (Command) are fixed as one 1 byte, and the description implication of the instruction of kinds of characters representative is as shown in table 3 below:
| Command_tag | Value | Command description |
| Menu_tag | 0x15 | The menu state order |
| Fkey_tag | 0x11 | Panel button |
| StandBy_tag | 0x16 | Standby command |
| Query_tag | 0x17 | Inquiry the other side operating state |
| Light_tag | 0x27 | Order is revised in brightness |
| Contrast_tag | 0x29 | The contrast-modification order |
| Color_tag | 0x45 | The color modification order |
| Definition_tag | 0x47 | Definition is revised order |
| Format_tag | 0x51 | Pixel format is revised order |
| Display_tag | 0x35 | The display mode parameter command |
| Alt_tag | 0x53 | High pitch is revised order |
| Bourdon_tag | 0x54 | Bass is revised order |
| Balance_tag | 0x55 | Balance is revised order |
| SRS_tag | 0x56 | SRS revises order |
| SW_tag | 0x46 | Colour temperature is revised order |
| Hue_tag | 0x44 | Tone is revised order |
| Noise_tag | 0x57 | Noise reduction is revised order |
| SIX_tag | 0x59 | Six-basic-color is revised order |
| Screen_tag | 0x63 | Screen is turned revisionism and is changed order |
| Language_tag | 0xA3 | Language item parameter is provided with order |
| Channel_tag | 0xA5 | Open channel item parameter is provided with order |
| Language_tag | 0XB2 | The language parameter order |
| Balance_tag | 0xC4 | The parametric equalizer order |
| Sleep_tag | 0xC7 | The length of one's sleep parameter command |
| Screen_tag | 0x74 | The quiet parameter command that resembles |
| RTC_tag | 0xD2 | The RTC parameter command |
| AutoSearch_tag | 0xD6 | The automatic channel search order |
| Lock_tag | 0xA7 | A virgin lock parameter is provided with order |
| Single_tag | 0xA9 | Video output signals is Y/Pb/Pb or HDMI signal |
Table 3
As for data interaction agreement predetermined data (Data) information, it can be fixed byte length, also can be fixed byte length not, but by not surpassing 62 bytes.Wherein, the data description information of kinds of characters representative is as shown in table 4:
Table 4
Wherein, DTV represents the top box of digital machine adapter, and ATV represents television equipment.
Thus, the CA card (such as SIM card) that operator is provided inserts the top box of digital machine adapter, again the top box of digital machine adapter is inserted television equipment, the processing television signals that receives is become the Voice ﹠ Video signal of analog format by set-top box adapter, be transferred to television equipment by described physical interface, carry out playback process by television equipment.Wherein, described vision signal comprises: CVBS signal, HDMI signal, S terminal signals, Y/Pb/Pr signal or VGA signal.
Claims (7)
1. a method that adopts set-top box adapter to realize digital TV integrated machine is characterized in that, comprising:
Set-top box adapter is linked to each other with television equipment by physical interface, and set-top box adapter adopts identical user interface with television equipment, and shares a remote controller, all can receive the remote control command that remote controller sends;
Set-top box adapter and television equipment are determined current work authority by the token transmission, carry out the remote control command that receives by a side who possesses token, and carry out control command and transfer of data by described physical interface;
By set-top box adapter the processing television signals that receives is become the Voice ﹠ Video signal of analog format, be transferred to television equipment, carry out playback process by television equipment by described physical interface;
Wherein, the process of token transmission comprises: a wherein square tube of set-top box adapter and television equipment is crossed physical interface and is sent the token query statement to the opposing party, if the opposing party does not hold token, then obtains token by a side who sends the token query statement; When needing to exchange token between television equipment and the top box of digital machine adapter, then send the token transfer order by direction the opposing party who holds token at present, receive that a side of token replys confirmation to the other side, thereby finish the transmission of token.
2. employing set-top box adapter according to claim 1 is realized the method for digital TV integrated machine, it is characterized in that described physical interface comprises at least: video component Y/Pb/Pr signal transmission interface, infrared remote control IR interface, serial communication interface, power interface, LVDS signal transmission interface, audio signal interface and set-top box adapter detect interface.
3. employing set-top box adapter according to claim 1 is realized the method for digital TV integrated machine, it is characterized in that, described set-top box adapter and described television equipment adopt default data interaction agreement, by the serial communication interface interactive information in the described physical interface.
4. employing set-top box adapter according to claim 3 is realized the method for digital TV integrated machine, it is characterized in that the data format that described data interaction agreement is set interactive information comprises: data head information, token status and transmission information, command information, data message and parity check value information.
5. employing set-top box adapter according to claim 1 is realized the method for digital TV integrated machine, it is characterized in that described vision signal comprises: CVBS signal, HDMI signal, S terminal signals, Y/Pb/Pr signal or VGA signal.
6. a digital TV integrated machine that adopts set-top box adapter to realize is characterized in that, comprising:
Be used to carry out the television equipment of playback process;
The set-top box adapter that links to each other with television equipment by physical interface, it adopts identical user interface with television equipment, and share a remote controller, all can receive the remote control command that remote controller sends, the processing television signals that this set-top box adapter is used for receiving becomes the Voice ﹠ Video signal of analog format, is transferred to television equipment by described physical interface;
And set-top box adapter and television equipment are determined current work authority by the token transmission, carry out the remote control command that receives by a side who possesses token, and carry out control command and transfer of data by described physical interface;
Wherein, the process of token transmission comprises: a wherein square tube of set-top box adapter and television equipment is crossed physical interface and is sent the token query statement to the opposing party, if the opposing party does not hold token, then obtains token by a side who sends the token query statement; When needing to exchange token between television equipment and the top box of digital machine adapter, then send the token transfer order by direction the opposing party who holds token at present, receive that a side of token replys confirmation to the other side, thereby finish the transmission of token.
7. the digital TV integrated machine that employing set-top box adapter according to claim 6 is realized, it is characterized in that described physical interface comprises at least: video component Y/Pb/Pr signal transmission interface, infrared remote control IR interface, serial communication interface, power interface, LVDS signal transmission interface, audio signal interface and set-top box adapter detect interface.
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| CN2008100678334A CN101316332B (en) | 2008-06-13 | 2008-06-13 | Digital television integrated machine implemented by set-top box adapter, and method thereof |
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| CN106331890A (en) * | 2015-06-24 | 2017-01-11 | 中兴通讯股份有限公司 | Processing method and device for video communication image |
| CN109194996B (en) * | 2018-10-30 | 2019-12-24 | 四川长虹电器股份有限公司 | Intelligent number key channel switching method compatible with analog and digital programs |
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