CN201541326U - Addressing apparatus for transmitting satellite television signal - Google Patents
Addressing apparatus for transmitting satellite television signal Download PDFInfo
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- CN201541326U CN201541326U CN2009202677622U CN200920267762U CN201541326U CN 201541326 U CN201541326 U CN 201541326U CN 2009202677622 U CN2009202677622 U CN 2009202677622U CN 200920267762 U CN200920267762 U CN 200920267762U CN 201541326 U CN201541326 U CN 201541326U
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- addressing
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- signal
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Abstract
The utility model is an addressing apparatus for transmitting satellite television signals, a satellite frequency demultiplier and at least digital one set-top box arranged for electrically connecting a satellite television receiving subscriber. When the receiving subscriber starts up the digital set-top box to receive satellite television frequency channels, the satellite frequency demultiplier receives satellite signals provided by the satellite television system and generates a base frequency satellite television signal input addressing apparatus by processing; the addressing apparatus receives a GPS signal and converts a regional address corresponding to the GPS signal into an address signal with the identical transmitting frequency as the base frequency satellite television signal by addressing and digital safe processing, then address signal is mixed with the base frequency satellite television signal to be outputted to the digital set-top box.
Description
Technical field
The utility model relates to global satellite addressing system, is meant a kind of global satellite device for addressing that receives satellite TV signal in order to restriction address, specific region especially.
Background technology
Along with the progress of broadband technology, the multichannel satellite is looked and is convinced the satellite television of make suring and receive the user and increase day by day; Under commercial interest is considered, system dealer often limits the reception user and needs just can receive the digital TV channel that is provided through its legal authorization, therefore have the treatment mechanism of judging system authorization on the teaching machine that client disposed in the box being, the satellite-signal that provides when system end is entrained with authorization code, then can be judged as legal authorization, just further handle each channel signals of output by box identification on the teaching machine.
What is more, when the dealer of system has multi-satellite, can play different satellite TV channels, authorize the user who plays that different value added service contents and individual other expenses standard are arranged to each district certainly a plurality of zones, the whole world; Thus, have the identification mechanism of corresponding different satellites receiving area in authorized user has also needed.Announce No. 5621793 with United States Patent (USP), No. 6009116 and No. 6108365 is example, satellite television receiving system that those patents provide is in the satellite receiver of open air satellite TV signal and GPS address signal together to be encrypted, need to receive that box has the GPS address signal that matches just can watch satellite TV signal on the indoor teaching machine in family, so box is for can handle satellite TV signal simultaneously on the teaching machine, the integrated circuit of gps signal and tool identification processing capacity, make the making of box on the teaching machine need spend quite high circuit cost, therefore respectively receive the user when this digital television system is set, also need pay suitable equipment installation cost; And because the signal source of gps signal is for directly receiving from antenna, based on high-frequency signal under the attenuation factor of the indoor confined space, cause on building teaching machine that dense district installed the antenna quality of reception of box to be subjected to building and stop influence, therefore the GPS receiving circuit is installed on that box reduces the addressing identification error of GPS unavoidably on the indoor teaching machine, even cause stopping legal authorization user's reception right because of the identification error.
Cooperate satellite television receiving system 1 as shown in Figure 1, satellite signal receiving apparatus 11 with a kind of tool GPS addressing identification function that this case Novel Human provided for No. 200826678 in the TaiWan, China patent disclosure, not only make the satellite TV system end can limit satellite television and receive user's digital television signal that only box 12 broadcasts are provided on teaching machine in specific zone, and all of building, same sub-district receive users only need be unified the frequency demultiplier of open air is made as this satellite signal receiving apparatus 11, and the inside identification program of box 12 on each number of users word machine is set at has the GPS discriminating function and get final product; So box 12 need not installed expensive GPS integration function circuit on the indoor teaching machine of each user, and because the gps signal receiving function is integrated in outdoor satellite signal receiving apparatus 11 inside, can reduce the addressing identification error of GPS, in order to avoid stop legal authorization user's reception right because of the identification error.
But, because this satellite signal receiving apparatus 11 is set up in satellite dish antenna 10 central authorities, need keep specific orientation angle with communication satellite position corresponding to the transmitting satellite TV signal, but under the restrictive condition based on the different communication frequency, the signal that transmits the communication satellite of gps signal receives argument then to be difficult to corresponding to the receiving angle identical with satellite TV signal.
The utility model content
Therefore, main purpose of the present utility model is the device for addressing that is to provide a kind of transmitting satellite TV signal, makes satellite TV signal and gps signal have best reception and identification effect simultaneously, to guarantee that the user accurately receives high-quality satellite and looks telecommunications services.
Take off purpose for before reaching, the utility model provides a kind of device for addressing of transmitting satellite TV signal to electrically connect box on the satellite television reception satellite frequency demultiplier that the user installed and at least one teaching machine, in order to the transmitting satellite TV signal, this device for addressing includes:
One global satellite addressing system (GPS) treatment region, be provided with a GPS chip, this GPS chip has a power end group and one first transmission ends group, this power end group is in order to receive the required dc operation current potential of this GPS chip, and this GPS chip is processed into an address date by this first transmission ends group output with gps signal through addressing and numeric security; One control circuit district, be provided with a transmission control chip and a power regulator, this transmission control chip has one second transmission ends group and and integrates the transmission ends group, this second transmission ends group electrically connects the first transmission ends group of this GPS chip, this integration transmission ends group is in order to receiving the required dc operation current potential of this transmission control chip, and this transmission control chip is integrated the output of transmission ends group by this after the address date conversion process of this GPS chip output is become a address signal with above-mentioned satellite TV signal identical traffic frequency; This power regulator electrically connects the power end group of this GPS chip and the integration transmission ends group of this transmission control chip, is the dc operation current potential of this GPS chip in order to the dc operation current potential of changing this transmission control chip; And a fundamental frequency transmission range is provided with two link groups and electrically connects box on above-mentioned satellite frequency demultiplier and the teaching machine respectively, and this two link is to electrically connect mutually with identical signal transmission standard with the integration transmission ends group of this transmission control chip.
Have the numeric security handling procedure of coding, scrambler and encryption etc. in this device for addressing, corresponding with the program of separating Code, descrambling and deciphering that box on this teaching machine is built-in.When the user starts on this teaching machine box when receiving satellite TV channel, this satellite frequency demultiplier then receives the satellite-signal that the satellite TV system dealer is provided, and treated generation fundamental frequency satellite TV signal is imported this device for addressing; This device for addressing then receives gps signal and the regional address of correspondence is handled through addressing and numeric security, be converted to the address signal with above-mentioned fundamental frequency satellite TV signal identical traffic frequency again, export box on this teaching machine to this fundamental frequency satellite TV signal is mixed then.Therefore by box on this teaching machine the address signal conversion process is gone out this regional address, and with this teaching machine on the built-in authorized address of box make comparisons, if this regional address meets this authorized address, the satellite TV signal of the then exportable satellite TV system broadcast that end is authorized of box on this teaching machine is not if meet then and can't play.
Take off purpose for before reaching, the utility model provides a kind of device for addressing, in order to the transmitting satellite TV signal, include: global satellite addressing system (GPS) chip, this GPS chip has a power end group and one first transmission ends group, this power end group is in order to receive the required dc operation current potential of this GPS chip, and this GPS chip is in order to be processed into an address date by this first transmission ends group output with gps signal through addressing and numeric security; One transmission control chip, have one second transmission ends group and and integrate the transmission ends group, this second transmission ends group electrically connects the first transmission ends group of this GPS chip, this integration transmission ends group is in order to receiving the required dc operation current potential of this transmission control chip, and this transmission control chip is integrated the output of transmission ends group by this after the address date conversion process of this GPS chip output is become a address signal with above-mentioned satellite TV signal identical traffic frequency; And a power regulator electrically connects the power end group of this GPS chip and the integration transmission ends group of this transmission control chip, is the dc operation current potential of this GPS chip in order to the dc operation current potential of changing this transmission control chip.
The beneficial effects of the utility model: this creator more is devoted to improve the structure of setting up of digital TV receiving system, for making satellite TV signal and gps signal have best reception and identification effect simultaneously, to guarantee that the user accurately receives high-quality satellite and looks telecommunications services.
Description of drawings
Fig. 1 is the device schematic diagram that the utility model provides a preferred embodiment, represent on this device for addressing and existing satellite signal receiving apparatus and the teaching machine box mutually mutual connection establish and constitute a satellite signal receiving system;
Fig. 2 is the structural representation of this device for addressing that above-mentioned preferred embodiment provides;
Fig. 3 is the circuit function schematic diagram of this device for addressing that above-mentioned preferred embodiment provides;
Fig. 4 is the device schematic diagram of No. 200826678 digital TV receiving system that provides of domestic patent disclosure.
[main element symbol description]
1 digital TV receiving system, 2 satellite signal receiving systems
20 device for addressing, 21 first connectors
22 second connectors, 23 radioshielding spares
30 satellite signal receiving apparatus, 31 satellite antennas
Box on 32 satellite frequency demultipliers, 12,40 teaching machines
50GPS treatment region 51GPS reception antenna
522 first transmission ends groups, 523 communications interfaces
53 memory devices, 54 communication buss
60 control circuit districts, 61 transmission control chips
611 integrate transmission ends group 612 second transmission ends groups
62 power regulators, 621 input groups
622 output groups, 70 fundamental frequency transmission ranges
71 first link groups, 72 second link groups
Embodiment
Below, cooperate diagram to enumerate some preferred embodiments now, in order to structure of the present utility model and effect are elaborated, wherein used illustrated brief description is as follows:
Fig. 1 is the device schematic diagram that the utility model provides a preferred embodiment, represent on this device for addressing and existing satellite signal receiving apparatus and the teaching machine box mutually mutual connection establish and constitute a satellite signal receiving system;
Fig. 2 is the structural representation of this device for addressing that above-mentioned preferred embodiment provides;
Fig. 3 is the circuit function schematic diagram of this device for addressing that above-mentioned preferred embodiment provides.
See also shown in Figure 1, on a device for addressing 20 that is provided for the utility model one preferred embodiment and an existing satellite signal receiving apparatus 30 and at least one teaching machine box 40 mutually mutual connection establish and constitute a satellite signal receiving system 2, this device for addressing 20 has one first and at least one second connector 21,22, this first and second connector 21,22 respectively with this satellite signal receiving apparatus 30 and teaching machine on box 40 electrically connect; Wherein:
This satellite signal receiving apparatus 30 includes a satellite antenna 31 and a satellite frequency demultiplier 32, this satellite antenna 31 is collected the satellite-signal that the satellite TV system dealer is provided, line focus is in this frequency demultiplier 32, through the processing such as amplification, frequency reducing, filtering and fixed frequency of these frequency demultiplier 32 inner high-frequency circuits, the satellite TV signal of exporting fundamental frequency then is to this device for addressing 20 again.On this teaching machine on the teaching machine of box 40 and No. 200826678 digital TV receiving system that provides 1 of above-mentioned domestic patent disclosure box 12 have identical identification processing capacity, the difference person of institute is that box 40 receives the signal that this device for addressing 20 is handled output on this teaching machine, and just above-mentioned satellite TV signal being converted to after authorizing identification can be by the numeral or the simulation video-audio signal of peripheral video-audio playing device output.
See also as shown in Figure 2, the circuit structure of these device for addressing 20 inside is distinguished according to circuit function global satellite addressing system (GPS) treatment region 50, a control circuit district 60 and a fundamental frequency transmission range 70, each is distinguished and also is provided with a radioshielding spare 23 that forms with metal partion (metp) between 50,60,70, this radioshielding spare 23 electrically conducts to earthing potential, with reduce respectively distinguish 50,60,70 between the mutual interference of circuit noise phase, and avoid respectively distinguishing the interference that 50,60,70 signal transduction process is subjected to ambient noise.Below also be further described at each circuit structure of distinguishing 50,60,70:
This GPS treatment region 50 is provided with a GPS reception antenna 51, a GPS chip 52 and a memory device 53.This antenna 51 makes this GPS chip 52 carry out the satellite addressing and handles in order to transmit gps signal; This GPS chip 52 has a power end group 521, one first transmission ends group 522 and a communications interface 523, and this power end group 521 is in order to receive the required dc operation current potential of this GPS chip 52; Have numeric security handling procedures such as coding, scrambler and encryption in this memory device 53, by these GPS chip 52 control accesses, this memory device 53 can be integrated in these GPS chip 52 inside or can make with these GPS chip 52 modules, and electrically connects by this a communications interface 523 and a communication bus 54; This communication bus 54 is arranged on the radioshielding spare 23 between GPS treatment region 50 and the control circuit district 60, establishes to external computer device in order to connect, and makes things convenient for the dealer of system that this memory device 53 is upgraded or write-in programs.After this GPS reception antenna 51 received gps signals, the built-in program that 52 of this GPS chips read this memory device 53 was processed into an address date by these first transmission ends group, 522 outputs with the regional address of gps signal correspondence through numeric security.
This control circuit district 60 is provided with a transmission control chip 61 and a power regulator 62.This transmission control chip 61 has one and integrates transmission ends group 611 and one second transmission ends group 612, the signal transmission standard of this integration transmission ends group 611 is same as the transmission frequency of above-mentioned satellite TV signal, and this transmission control chip 61 is integrated transmission ends group 611 from this and received control command and required dc operation current potential; This second transmission ends group 612 electrically connects the first transmission ends group 522 of this GPS chip 52, after this second transmission ends group 612 receives the address date of these GPS chip 52 outputs, this transmission control chip 61 becomes a address signal with above-mentioned satellite TV signal identical traffic frequency with this address date conversion process, and integrates 611 outputs of transmission ends group by this.This power regulator 62 has an input group 621 and an output group 622, electrically connects the integration transmission ends group 611 of this transmission control chip 61 and the power end group 521 of this GPS chip 52 respectively; When the integration transmission ends group 611 of this transmission control chip 61 receives DC potential, the input group 621 of this power regulator 62 is responded to simultaneously and is received and the DC potential that is received is converted to the required dc operation current potential of this GPS chip 52, is passed to the power end group 521 of this GPS chip 52 again by this output group 622.
This fundamental frequency transmission range 70 is provided with one first and one second link group 71,72 and electrically connects respectively this connector 21,22 respectively, between this two links group 71,72 is to electrically connect mutually with the transmission standard that is same as above-mentioned satellite TV signal, and this first link group 71 electrically connects the integration transmission ends group 611 of this transmission control chip 61; Because the utility model provides between the integration transmission ends group 611 that this device for addressing 20 provides this two links group 71,72 and this transmission control chip 61 all with the transmission standard electric connection identical with satellite TV signal, therefore the integration transmission ends group 611 of arbitrary this connector 21,22 and this transmission control chip 61 electrically connects and all can bring into play same effect, and is not only exceeded by these first link group, 71 electric connections with present embodiment provide.
Comprehensive as can be known above-mentioned, cooperate Fig. 3 reference, when satellite television receives the user when indoor control starts on this teaching machine box 40, control command that box 40 is sent on this teaching machine and central DC potential of being carried secretly then are sent to second connector 202 of this device for addressing 20, receive via the integration transmission ends group 611 of this first link group 71 by this transmission control chip 61; After the DC potential that these power regulator 62 these transmission control chips 61 of induction are obtained, then this current potential is converted to the required dc operation current potential of this GPS chip 52, therefore start this GPS reception antenna 51 and send and return gps signal finishing satellite positioning functions, and carry out addressing and numeric security is handled to produce address date by this GPS chip 52; After this transmission control chip 61 is converted to address signal with the address date of GPS chip 52 output, then can integrates transmission ends group 611 and export this first link group 71 to by this.When this device for addressing 20 starts, therefore the DC power supply of being carried secretly in the middle of the control command that the frequency demultiplier 32 of this satellite signal receiving apparatus 30 receives box 40 outputs on the teaching machine by this device for addressing 20 reaches starts this satellite signal receiving apparatus 30 and receives the satellite-signal that the satellite TV system dealer is provided; When the user controls the satellite TV channel that box 40 selection desires receive on this teaching machine, 32 selected television channels of corresponding control command of this frequency demultiplier are treated to the satellite TV signal of fundamental frequency with satellite-signal, and are passed to first connector 21 of this device for addressing 20.Therefore after this first link group 71 received the fundamental frequency satellite TV signal that these frequency demultipliers 32 are produced, promptly the address signal of being exported with this transmission control chip 61 was woven into this second link group 72 and exports box 40 on this teaching machine to.
Therefore when the satellite TV system dealer initially when client is set up this satellite signal receiving system 2, box 40 has the program of coding, scrambler and encryption and corresponding decoding, descrambling and deciphering in respectively on the memory device 53 of this device for addressing 20 and this teaching machine, provides on this teaching machine box 40 to have then and sets up the local corresponding authorized address of regional addressing; When in case client terminal start-up receives satellite TV channel, the satellite antenna 31 of this satellite signal receiving apparatus 30 is the satellite-signal that the receiving system end is sent, the GPS reception antenna 51 of this device for addressing 20 promptly receives gps signal, and the fundamental frequency transmission range 70 by this device for addressing 20 exports box 40 on this teaching machine to these satellite frequency demultiplier 32 handled fundamental frequency satellite TV signals and this transmission control chip 61 handled address signals are mixed; By box 30 on this teaching machine the address signal conversion process is gone out the regional address of this gps signal correspondence again, and with this teaching machine on the built-in authorized address of box 40 make comparisons, if the regional address of this gps signal correspondence meets this authorized address, the satellite TV signal of 40 exportable satellite TV system broadcasts that end is authorized of box on this teaching machine is not if meet then and can't play.
Even so client is carried on this teaching machine box 40 and is desired to connect to another zone and satellite signal receiving apparatus 30 or another device for addressing that the dealer of system sets up, because box 40 there is no the program that this distinguishes pairing authorized address and the corresponding decoding of device for addressing that this district sets up, descrambling and deciphering on this teaching machine, thereby can't receive the satellite TV signal that this district provides.Moreover, the utility model provides the device for addressing that is installed in the open air to separate with existing satellite signal receiving apparatus, thereby the unlikely addressing identification error that causes gps signal, the reception and the identification effect that can make satellite TV signal and gps signal have the best are simultaneously looked telecommunications services to guarantee the high-quality satellite of the accurate reception of user.
The above only is a preferable possible embodiments of the present utility model, changes so use the equivalent structure that the utility model specification and claim do such as, ought to be included in the claim of the present utility model.
Claims (10)
1. a device for addressing electrically connects box on satellite television reception satellite frequency demultiplier that the user installed and the teaching machine,, it is characterized in that this device for addressing includes in order to the transmitting satellite TV signal:
One global satellite addressing system (GPS) treatment region, be provided with a GPS chip, this GPS chip has a power end group and one first transmission ends group, this power end group is in order to receive the required dc operation current potential of this GPS chip, and this GPS chip is processed into an address date by this first transmission ends group output with gps signal through addressing and numeric security;
One control circuit district, be provided with a transmission control chip and a power regulator, this transmission control chip has one second transmission ends group and and integrates the transmission ends group, this second transmission ends group electrically connects the first transmission ends group of this GPS chip, this integration transmission ends group is in order to receiving the required dc operation current potential of this transmission control chip, and this transmission control chip is integrated the output of transmission ends group by this after the address date conversion process of this GPS chip output is become a address signal with above-mentioned satellite TV signal identical traffic frequency; This power regulator electrically connects the power end group of this GPS chip and the integration transmission ends group of this transmission control chip, is the dc operation current potential of this GPS chip in order to the dc operation current potential of changing this transmission control chip; And,
One fundamental frequency transmission range is provided with two link groups and electrically connects box on above-mentioned satellite frequency demultiplier and the teaching machine respectively, and this two link is to electrically connect mutually with identical signal transmission standard with the integration transmission ends group of this transmission control chip.
2. according to the described device for addressing of claim 1, it is characterized in that, this GPS chip has a communications interface, this communications interface electrically connects a memory device, this memory device stores can be for the numeric security handling procedure of this GPS chip access, and this device for addressing also is provided with a communication bus and electrically connects this communications interface.
3. according to the described device for addressing of claim 2, it is characterized in that, also be provided with a radioshielding spare, be positioned at around this GPS treatment region and electrically conduct to earthing potential, this communication bus is located on this radioshielding spare.
4. according to the described device for addressing of claim 1, it is characterized in that, also be provided with at least one radioshielding spare, between this adjacent GPS treatment region, this control circuit district and this fundamental frequency transmission range, this radioshielding spare electrically conducts to earthing potential.
5. according to the described device for addressing of claim 1, it is characterized in that, this fundamental frequency transmission range is provided with one first link group and a plurality of second link group, this first link group electrically connects the integration transmission ends group of above-mentioned satellite frequency demultiplier and this transmission control chip, and respectively this second link group electrically connects box on the above-mentioned teaching machine.
6. a device for addressing in order to the transmitting satellite TV signal, is characterized in that, includes:
One global satellite addressing system (GPS) chip, this GPS chip has a power end group and one first transmission ends group, this power end group is in order to receive the required dc operation current potential of this GPS chip, and this GPS chip is in order to be processed into an address date by this first transmission ends group output with gps signal through addressing and numeric security;
One transmission control chip, have one second transmission ends group and and integrate the transmission ends group, this second transmission ends group electrically connects the first transmission ends group of this GPS chip, this integration transmission ends group is in order to receiving the required dc operation current potential of this transmission control chip, and this transmission control chip is integrated the output of transmission ends group by this after the address date conversion process of this GPS chip output is become a address signal with above-mentioned satellite TV signal identical traffic frequency; And,
One power regulator electrically connects the power end group of this GPS chip and the integration transmission ends group of this transmission control chip, is the dc operation current potential of this GPS chip in order to the dc operation current potential of changing this transmission control chip.
7. according to the described device for addressing of claim 6, it is characterized in that, this GPS chip has a communications interface, this communications interface electrically connects a memory device, this memory device stores can be for the numeric security handling procedure of this GPS chip access, and this device for addressing also is provided with a communication bus and electrically connects this communications interface.
8. according to the described device for addressing of claim 7, it is characterized in that, also be provided with a radioshielding spare, be positioned at around this GPS chip and electrically conduct to earthing potential, this communication bus is located on this radioshielding spare.
9. according to the described device for addressing of claim 6, it is characterized in that, also be provided with at least one radioshielding spare, between this GPS chip and this power regulator, this radioshielding spare electrically conducts to earthing potential.
10. according to the described device for addressing of claim 6, it is characterized in that also be provided with two link groups in order to transmit above-mentioned satellite TV signal, arbitrary this link group electrically connects the integration transmission ends group of this transmission control chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202677622U CN201541326U (en) | 2009-10-21 | 2009-10-21 | Addressing apparatus for transmitting satellite television signal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202677622U CN201541326U (en) | 2009-10-21 | 2009-10-21 | Addressing apparatus for transmitting satellite television signal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201541326U true CN201541326U (en) | 2010-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202677622U Expired - Fee Related CN201541326U (en) | 2009-10-21 | 2009-10-21 | Addressing apparatus for transmitting satellite television signal |
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| CN (1) | CN201541326U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105657509A (en) * | 2016-01-26 | 2016-06-08 | 泰斗微电子科技有限公司 | LNB (Low Noise Amplifier) module for receiving satellite television signal and corresponding satellite television set top box |
-
2009
- 2009-10-21 CN CN2009202677622U patent/CN201541326U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105657509A (en) * | 2016-01-26 | 2016-06-08 | 泰斗微电子科技有限公司 | LNB (Low Noise Amplifier) module for receiving satellite television signal and corresponding satellite television set top box |
| CN105657509B (en) * | 2016-01-26 | 2020-04-24 | 国家新闻出版广电总局广播科学研究院 | LNB module for receiving satellite television signal and corresponding satellite television set top box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100804 Termination date: 20161021 |