CN203747926U - Multiple satellite signal receiving apparatus and system - Google Patents
Multiple satellite signal receiving apparatus and system Download PDFInfo
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- CN203747926U CN203747926U CN201320842232.2U CN201320842232U CN203747926U CN 203747926 U CN203747926 U CN 203747926U CN 201320842232 U CN201320842232 U CN 201320842232U CN 203747926 U CN203747926 U CN 203747926U
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- satellite
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- tuner
- stacked switch
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- 238000000034 method Methods 0.000 claims description 9
- 238000006243 chemical reaction Methods 0.000 claims description 8
- 238000005516 engineering process Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- ONFPUQOPHZOEKF-KXUCPTDWSA-N (3R,4R)-3-[(1S)-1-hydroxyhexyl]-4-(hydroxymethyl)oxolan-2-one Chemical compound CCCCC[C@H](O)[C@H]1[C@H](CO)COC1=O ONFPUQOPHZOEKF-KXUCPTDWSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
Abstract
The utility model discloses a multiple satellite signal receiving apparatus and system, comprising at least two satellite receiving antennas and an equal number of tuners matching the satellite receiving antennas. Each tuner is in connection with a corresponding satellite receiving antenna. The characteristics are that the multiple satellite signal receiving apparatus also comprises an equal number of channel stacking switches (CSS) with the satellite receiving antennas and one mixer; the output terminal of each tuner is connected to the input terminal of the mixer through a corresponding CSS; the output terminal of the mixer is used for connecting with a set top box. The utility model also discloses a multiple satellite signal receiving system. According to the utility model, users can select different satellite programs in dependence on respective preference; in addition, user selections are not influenced by each other. The multiple satellite signal receiving apparatus and system possess the advantages of low cost and are simple to realize.
Description
Technical field
The utility model relates to satellite communication field, relates in particular to a kind of multiple satellite signal receiving apparatus.
Background technology
Along with the universalness of satellite television; each satellite operator can be runed multi-satellite conventionally; DVB-S(Digital Video Broadcasting – Satellite; satellite digital TV) the market share amount of receiver is very large; because every satellite all exists different polarity; as vertical/horizontal, left-handed/dextrorotation, a common reception antenna and corresponding tuner can only receive the program of a satellite.But people are more and more higher to the requirement of satellite receiver, as require to receive the program of multi-satellite.
At present, the normal technology adopting is the satellite-signal that receives multiple satellite transmissions by multiple reception antennas and corresponding tuner, user selects after one of them satellite channel by receiver, the holding wire user-selected by switching circuit control is connected with the holding wire of corresponding satellite, the corresponding satellite-signal of gating.But, the same time of this technology can only receive a signal on satellite, the user that cannot meet multiple Set Top Box selects the demand of different satellite programmings simultaneously according to hobby separately, if multiple users think to receive at one time the different satellite-signals in multi-satellite, need reception antenna and tuner be set respectively separately for each user, there is the shortcoming that cost is high and installation is complicated.
Utility model content
Technical problem to be solved in the utility model is, for there being the shortcoming that cost is high and installation is complicated in above-mentioned prior art, a kind of multiple satellite signal receiving apparatus is provided, user can select according to hobby separately the program of different satellites, and the selection between user is independent of each other, have cost low, realize simple advantage.
The utility model solves the technical scheme that its technical problem adopts, a kind of multiple satellite signal receiving apparatus is provided, comprise: at least two satellite earth antennas and matching with satellite earth antenna and tuner that quantity equates, each tuner connects corresponding satellite earth antenna, wherein, also comprise: the channel stacked switch CSS equating with satellite earth antenna quantity and a frequency mixer, the output of each tuner is connected to the input of described frequency mixer by corresponding channel stacked switch CSS, the output of described frequency mixer is for junctor top box, wherein:
Described satellite earth antenna is used for receiving corresponding high frequency satellite-signal; Described tuner respectively to described high frequency satellite-signal amplify, down conversion process, output intermediate-freuqncy signal; Described channel stacked switch CSS modulates described intermediate-freuqncy signal respectively, exports the modulation signal of different frequency range in preset bandwidth; Described frequency mixer mixes the modulation signal of different frequency to form the band signal of having a lot of social connections.
Wherein, also comprise the filter equating with satellite earth antenna quantity, each filter is connected between tuner and the channel stacked switch CSS of correspondence.
Wherein, described channel stacked switch CSS modulates described intermediate-freuqncy signal respectively, makes the frequency band of each modulation signal be positioned at the incoming frequency scope of digital video broadcast for cable DVB-C or is the original frequency band of described incoming frequency scope.
Wherein, described channel stacked switch CSS stores the configuration parameter of target satellite.
Wherein, described configuration parameter comprises frequency, signal strength signal intensity and modulation system.
Correspondingly, the utility model also provides multiple satellite signal receiving system, comprises device as above and Set Top Box, and described Set Top Box is connected with the output of frequency mixer in described device.
Wherein, also comprise controller, described controller is positioned at described Set Top Box, for controlling corresponding channel stacked switch CSS, resets the configuration parameter of channel stacked switch CSS.
Implement the utility model, there is following beneficial effect:
The high frequency satellite-signal that tuner receives satellite earth antenna amplifies, after down conversion process, output intermediate-freuqncy signal, channel stacked switch CSS modulates described intermediate-freuqncy signal, export the modulation signal of different frequency range in preset bandwidth, frequency mixer mixes the modulation signal of different frequency to form the band signal of having a lot of social connections, and described broadband signal accesses multiple Set Top Box.Adopt the present invention, after Set Top Box is connected with coaxial cable, user can select according to hobby separately the program of different satellites, and selection between user is independent of each other, have cost low, realize simple advantage.
Brief description of the drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of a kind of multiple satellite signal receiving apparatus of the utility model embodiment;
Fig. 2 is the structural representation of a kind of multiple satellite signal receiving system of the utility model embodiment;
Fig. 3 is the structural representation of a kind of Set Top Box in Fig. 2.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
Referring to Fig. 1, it is the structural representation of a kind of multiple satellite signal receiving apparatus of the utility model embodiment, for convenience of description, the quantity of choosing satellite earth antenna in the utility model embodiment is 3, but the utility model does not limit the quantity of satellite earth antenna, described quantity should be determined according to actual needs.In the utility model embodiment, described device 1 comprises: 3 satellite earth antennas (11,12,13), the tuner 21 matching with satellite earth antenna 11, the tuner 22 matching with satellite earth antenna 12, the tuner 23 matching with satellite earth antenna 13, the channel stacked switch CSS(31,32,33 equating with satellite earth antenna quantity) and frequency mixer 41.
The annexation of above-mentioned device is: the output of each satellite earth antenna is connected to the input of corresponding tuner, the output that is satellite earth antenna 11 is connected with the input of tuner 21, the output of satellite earth antenna 12 is connected with the input of tuner 22, and the output of satellite earth antenna 13 is connected with the input of tuner 23; The output of each tuner is connected to the input of frequency mixer 41 by corresponding channel stacked switch CSS, it is the output of tuner 21 is connected to frequency mixer 41 input by channel stacked switch CSS31, the output of tuner 22 is connected to the input of frequency mixer 41 by channel stacked switch CSS32, the output of tuner 23 is connected to the input of frequency mixer 41 by channel stacked switch CSS33; Output junctor top box or the receiver of frequency mixer 41.
The high frequency satellite-signal that satellite earth antenna (11,12,13) is launched for receiving corresponding satellite, conventionally, on a satellite, generally there are C and Ku band transponder, the frequency range of C-band is 3.7～4.7GHz, generally need the antenna reception of more than 1 meter diameter, the frequency range of Ku wave band is 11.7～12.75GHz, receives required antenna diameter and wants less, and 1 meter following.Tuner (21, 22, 23) respectively described high frequency satellite-signal is amplified, down conversion process, output intermediate-freuqncy signal, for example, the high frequency satellite-signal that tuner 21 receives satellite earth antenna 11 amplifies, after down conversion process, export intermediate-freuqncy signal XH1, the high frequency satellite-signal that tuner 22 receives satellite earth antenna 12 amplifies, after down conversion process, export intermediate-freuqncy signal XH2, the high frequency satellite-signal that tuner 23 receives satellite earth antenna 13 amplifies, after down conversion process, export intermediate-freuqncy signal XH3, conventionally, the incoming frequency scope of satellite receiver is 950MHz～2150MHz, channel stacked switch CSS(31, 32, 33) respectively described intermediate-freuqncy signal is modulated, export the modulation signal of different frequency range in preset bandwidth, for convenience of description, it is example that the preset bandwidth of the utility model embodiment is got 950MHz～2150MHz, but the utility model does not limit this preset bandwidth, concrete bandwidth can arrange described preset bandwidth according to actual needs, for example, the frequency band of intermediate-freuqncy signal XH1 is 960MHz～1150MHz, the frequency band of intermediate-freuqncy signal XH2 is 1350MHz～1550MHz, the frequency band of intermediate-freuqncy signal XH3 is 1750MHz～1950MHz, wherein, after processing, the signal channel stacked switch CSS of same satellite earth antenna generates the signal of multichannel different frequency range, therefore be independent of each other when different user selected channel, frequency mixer 41 mixes the modulation signal of different frequency (XH1, XH2 and XH3) to form the band signal of having a lot of social connections, and can transfer to different Set Top Box or receiver through a coaxial cable.
Adopt the utility model embodiment, the high frequency satellite-signal that tuner receives satellite earth antenna amplifies, after down conversion process, output intermediate-freuqncy signal, channel stacked switch CSS modulates described intermediate-freuqncy signal, export the modulation signal of different frequency range in preset bandwidth, frequency mixer mixes the modulation signal of different frequency to form the band signal of having a lot of social connections, after Set Top Box is connected with coaxial cable, user can select according to hobby separately the program of different satellites, have cost low, realize simple advantage, and selection between user is independent of each other.
As one preferred embodiment, described multiple satellite signal receiving apparatus also can comprise the filter equating with satellite earth antenna quantity, each filter is connected between tuner and the channel stacked switch CSS of correspondence, for the noise of filtering intermediate-freuqncy signal.
As one preferred embodiment, channel stacked switch CSS(31,32,33) respectively the intermediate-freuqncy signal of corresponding tuner (21,22,23) output is carried out to modulation treatment, make the frequency band of each modulation signal be positioned at the incoming frequency scope of digital video broadcast for cable DVB-C or be the original frequency band of described incoming frequency scope, make the Set Top Box of terminal D VB-C can receive DVB-C and satellite-signal simultaneously.
As one preferred embodiment, described channel stacked switch CSS stores the configuration parameter of target satellite, and described configuration parameter comprises frequency, signal strength signal intensity and modulation system.
Referring to Fig. 2, it is the structural representation of a kind of multiple satellite signal receiving system of the utility model embodiment, in the utility model embodiment, system 2 comprises multiple satellite signal receiving apparatus 1 and Set Top Box 3, and Set Top Box 3 is connected with the output of frequency mixer 41 in device.Set Top Box 3 is for sending channel selection instruction and receiving satellite received signal corresponding to described channel, and outputting video signal after described signal is carried out demodulation etc. and processed, by terminal plays such as television sets.
Preferably, also comprise controller 31, controller 31 is positioned at Set Top Box 3, as shown in Figure 3, is the structural representation of a kind of Set Top Box in Fig. 2.Controller 31, for controlling corresponding channel stacked switch CSS, resets the configuration parameter of channel stacked switch CSS.More specifically, one of them Set Top Box can be set and there is this function of configuration parameter that channel stacked switch CSS is set, input relevant control instruction by user and be configured.
Adopt the utility model embodiment, multiple Set Top Box are connected with the output of multiple satellite signal receiving apparatus by same coaxial cable, user can select according to hobby separately the program of different satellites, have cost low, realize simple advantage, and selection between user is independent of each other.
Above disclosed is only preferred embodiment of the present utility model, certainly can not limit with this interest field of the utility model, one of ordinary skill in the art will appreciate that all or part of flow process that realizes above-described embodiment, and the equivalent variations of doing according to the utility model claim, still belong to the scope that utility model contains.
Claims (7)
1. a multiple satellite signal receiving apparatus, comprise at least two satellite earth antennas and match with satellite earth antenna and tuner that quantity equates, each tuner connects corresponding satellite earth antenna, it is characterized in that, also comprise: the channel stacked switch CSS equating with satellite earth antenna quantity and a frequency mixer, the output of each tuner is connected to the input of described frequency mixer by corresponding channel stacked switch CSS, the output of described frequency mixer is for junctor top box, wherein:
Described satellite earth antenna is used for receiving corresponding high frequency satellite-signal; Described tuner respectively to described high frequency satellite-signal amplify, down conversion process, output intermediate-freuqncy signal; Described channel stacked switch CSS modulates described intermediate-freuqncy signal respectively, exports the modulation signal of different frequency range in preset bandwidth; Described frequency mixer mixes the modulation signal of different frequency to form the band signal of having a lot of social connections.
2. device as claimed in claim 1, is characterized in that, also comprises the filter equating with satellite earth antenna quantity, and each filter is connected between tuner and the channel stacked switch CSS of correspondence.
3. device as claimed in claim 1, it is characterized in that, described channel stacked switch CSS modulates described intermediate-freuqncy signal respectively, makes the frequency band of each modulation signal be positioned at the incoming frequency scope of digital video broadcast for cable DVB-C or is the original frequency band of described incoming frequency scope.
4. device as claimed in claim 3, is characterized in that, described channel stacked switch CSS stores the configuration parameter of target satellite.
5. device as claimed in claim 4, is characterized in that, described configuration parameter comprises frequency, signal strength signal intensity and modulation system.
6. a system that receives many satellite-signals, is characterized in that, comprise device and Set Top Box as described in claim 1-5 any one, described Set Top Box is connected with the output of frequency mixer in described device.
7. system as claimed in claim 6, is characterized in that, also comprises controller, and described controller is positioned at described Set Top Box, for controlling corresponding channel stacked switch CSS, resets the configuration parameter of channel stacked switch CSS.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320842232.2U CN203747926U (en) | 2013-12-19 | 2013-12-19 | Multiple satellite signal receiving apparatus and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320842232.2U CN203747926U (en) | 2013-12-19 | 2013-12-19 | Multiple satellite signal receiving apparatus and system |
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| Publication Number | Publication Date |
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| CN203747926U true CN203747926U (en) | 2014-07-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320842232.2U Expired - Lifetime CN203747926U (en) | 2013-12-19 | 2013-12-19 | Multiple satellite signal receiving apparatus and system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104363432A (en) * | 2014-10-29 | 2015-02-18 | 珠海市肯普电子科技有限公司 | Single-cable combined switch system |
| CN107040303A (en) * | 2017-03-17 | 2017-08-11 | 青岛海信电器股份有限公司 | A kind of method and apparatus for inserting of satellite mouthful arrange parameter |
| CN109788358A (en) * | 2018-12-05 | 2019-05-21 | 安徽站乾科技有限公司 | A kind of multi-source program commending method based on satellite TV system |
| CN111294573A (en) * | 2020-02-21 | 2020-06-16 | 珠海迈科智能科技股份有限公司 | Satellite television signal receiving device and modulation method |
| CN111586374A (en) * | 2020-05-20 | 2020-08-25 | 江苏银河数字技术有限公司 | Satellite receiver system and control method thereof |
-
2013
- 2013-12-19 CN CN201320842232.2U patent/CN203747926U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104363432A (en) * | 2014-10-29 | 2015-02-18 | 珠海市肯普电子科技有限公司 | Single-cable combined switch system |
| CN104363432B (en) * | 2014-10-29 | 2017-10-13 | 珠海市肯普电子科技有限公司 | A kind of single cable combination switch system |
| CN107040303A (en) * | 2017-03-17 | 2017-08-11 | 青岛海信电器股份有限公司 | A kind of method and apparatus for inserting of satellite mouthful arrange parameter |
| CN107040303B (en) * | 2017-03-17 | 2020-07-10 | 海信视像科技股份有限公司 | Method and equipment for setting parameters aiming at satellite access port |
| CN109788358A (en) * | 2018-12-05 | 2019-05-21 | 安徽站乾科技有限公司 | A kind of multi-source program commending method based on satellite TV system |
| CN111294573A (en) * | 2020-02-21 | 2020-06-16 | 珠海迈科智能科技股份有限公司 | Satellite television signal receiving device and modulation method |
| CN111294573B (en) * | 2020-02-21 | 2021-06-18 | 珠海迈科智能科技股份有限公司 | Satellite television signal receiving device and modulation method |
| CN111586374A (en) * | 2020-05-20 | 2020-08-25 | 江苏银河数字技术有限公司 | Satellite receiver system and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHENZHEN SKYWORTH DIGITAL TECHNOLOGY CO., LTD. Free format text: FORMER NAME: SKY-WORTH DIGITAL TECHNOLOGY CO., LTD.;SHENZHEN CITY |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 518000 Guangdong city of Shenzhen province Nanshan District Gao Xin Road Building A14, SKYWORTH Patentee after: SHENZHEN SKYWORTH DIGITAL TECHNOLOGY Co.,Ltd. Address before: 518000 Guangdong city of Shenzhen province Nanshan District Gao Xin Road Building A14, SKYWORTH Patentee before: SHENZHEN SKYWORTH DIGITAL TECHNOLOGY Co.,Ltd. |
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| CX01 | Expiry of patent term |
Granted publication date: 20140730 |
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| CX01 | Expiry of patent term |