CN202334773U - Multichannel satellite antenna system and switch, and digital video broadcast equipment - Google Patents
Multichannel satellite antenna system and switch, and digital video broadcast equipment Download PDFInfo
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- CN202334773U CN202334773U CN2011203669565U CN201120366956U CN202334773U CN 202334773 U CN202334773 U CN 202334773U CN 2011203669565 U CN2011203669565 U CN 2011203669565U CN 201120366956 U CN201120366956 U CN 201120366956U CN 202334773 U CN202334773 U CN 202334773U
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Abstract
The utility model provides a multichannel satellite antenna system, a multichannel satellite antenna switch and digital video broadcast (DVB) equipment. The multichannel satellite antenna system comprises a satellite receiving antenna, the multichannel satellite antenna switch and the digital video broadcast equipment, wherein the digital video broadcast equipment is connected with the satellite receiving antenna through the multichannel satellite antenna switch and provided with a power supply module for supplying power to the satellite receiving antenna through the multichannel satellite antenna switch. According to the embodiment of the utility model, the DVB equipment supplies power to each satellite receiving antenna, so that each satellite receiving antenna is not required to be supplied with power independently, and power is not required to be supplied when the multichannel satellite antenna system is not used, so that the cost for arranging lines and daily power consumption are saved, and the cost is saved; and furthermore, signals are controlled independently, so that the signals cannot be interfered by one another.
Description
Technical field
The utility model relates to electronic technology field, particularly a kind of multiple-link satellite antenna system, switch, digital video broadcast device.
Background technology
Along with the raising of living standards of the people, more and more users has been installed satellite antenna system.Some can't lay the area of circuit, also can use satellite antenna to receive signal with received television signal, and this mode greatly facilitates the people's daily use.
The multiple-link satellite antenna system is meant that one or more users connect the system of a plurality of satellite earth antennas.Existing multiple-link satellite antenna system comprises satellite earth antenna, is installed in the DVB equipment at each user place.Satellite earth antenna is used for receiving satellite signal, and DVB equipment is used for converting satellite-signal into the video wire size and plays to the user.In system, can have only a user DVB equipment, a plurality of user DVB equipment also can be arranged.Simultaneously, in system, a plurality of satellite earth antennas can also be arranged, corresponding different respectively satellites.
Existing multiple-link satellite antenna system must keep a plurality of antennas all to supply power simultaneously, to receive the TV signal of a plurality of satellites simultaneously in order to satisfy user's use.This mode need be provided with fixing power supply circuits and external power supply (18V DC or 220V AC) is supplied power for each antenna.Even at dead of night, daytime etc. possibly be nobody when watching TV programme, or the corresponding television channel of certain antenna be nobody when watching, also must keep the "on" position of this antenna, cause meaningless power wastage.Simultaneously, need to lay supply line and external power supply is set, this pattern bothers for the building of having built up very much.
The utility model content
The problem of the cost waste of the aspects such as the power wastage that causes and circuit laying that must continue separately to supply power for the antenna that solves multiple-link satellite antenna system in the prior art, the utility model embodiment has proposed a kind of multiple-link satellite antenna system, switch, digital video broadcast device.Said technical scheme is following:
The utility model embodiment has proposed a kind of multiple-link satellite antenna system; Comprise satellite earth antenna, multiple-link satellite duplexer, digital video broadcast device, said digital video broadcast device connects said satellite earth antenna through said multiple-link satellite duplexer; Wherein, said digital video broadcast device has supply module through said multiple-link satellite duplexer to be said satellite earth antenna power supply.
Preferred as technique scheme, said satellite earth antenna has tuner, and the supply module of said digital video broadcast device be that the tuner of corresponding satellite earth antenna is supplied power through coaxial cable.
Preferred as technique scheme, said multiple-link satellite duplexer comprises microstrip switch and electronic switch; Said satellite earth antenna connects the satellite-signal that said digital video broadcast device receives with transmission through microstrip switch;
The supply module of said digital video broadcast device comprises power-supply filter, voltage distribution device, single-chip microcomputer; Said supply module connects power-supply filter through coaxial cable, to send to the voltage distribution device after the output voltage filtering with supply module; Said voltage distribution device connects microstrip switch through single-chip microcomputer, and said voltage distribution device connects the tuner of said satellite earth antenna through said electronic switch.
Preferred as technique scheme, said satellite earth antenna is connected microstrip switch through high pass filter with amplifier; Said microstrip switch is connected said digital video broadcast device through amplifier with high pass filter.
The utility model embodiment has also proposed a kind of digital video broadcast device of multiple-link satellite antenna system, it is characterized in that, said digital video broadcast device connects satellite earth antenna; Wherein, said digital video broadcast device has supply module and thinks the power supply of said satellite earth antenna.
Preferred as technique scheme, said satellite earth antenna has tuner, and the supply module of said digital video broadcast device be that the tuner of corresponding satellite earth antenna is supplied power through coaxial cable.
Preferred as technique scheme, digital video broadcast device connects said satellite earth antenna through the multiple-link satellite duplexer; Wherein, said multiple-link satellite duplexer comprises microstrip switch and electronic switch; Said satellite earth antenna connects the satellite-signal that said digital video broadcast device receives with transmission through microstrip switch;
The supply module of said digital video broadcast device comprises power-supply filter, voltage distribution device, single-chip microcomputer; Said supply module connects power-supply filter through coaxial cable, to send to the voltage distribution device after the output voltage filtering with supply module; Said voltage distribution device connects microstrip switch through single-chip microcomputer, and said voltage distribution device connects the tuner of said satellite earth antenna through said electronic switch.
The utility model embodiment has also proposed a kind of multiple-link satellite duplexer of multiple-link satellite antenna system, it is characterized in that, said multiple-link satellite duplexer connects the digital video broadcast device and the satellite earth antenna of multiple-link satellite antenna system; Wherein, said digital video broadcast device has supply module and thinks the power supply of said satellite earth antenna; Said multiple-link satellite duplexer comprises microstrip switch and electronic switch, and said microstrip switch connects said digital video broadcast device and said satellite earth antenna; Said electronic switch connects the supply module of said digital video broadcast device and the power supply interface of said satellite earth antenna, thinks said satellite earth antenna power supply.
Preferred as technique scheme, the supply module of said digital video broadcast device comprises power-supply filter, voltage distribution device, single-chip microcomputer; Said supply module connects power-supply filter through coaxial cable, to send to the voltage distribution device after the output voltage filtering with supply module; Said voltage distribution device connects microstrip switch through single-chip microcomputer, and said voltage distribution device connects the tuner of said satellite earth antenna through said electronic switch.
The beneficial effect of the technical scheme that the utility model embodiment provides is: the utility model embodiment can supply power for each satellite earth antenna through DVB equipment.So just need not to supply power separately for each satellite earth antenna again, and also need not power supply during unmanned the use,, save cost to save the expense of laying circuit and daily power consumption.Simultaneously, and adopt independent signal controlling, interference can not influence each other between each road signal.Among the utility model embodiment, one or more user can be shunted in a signal exit, and convenient use and cost are low.
Description of drawings
In order to be illustrated more clearly in the technical scheme of the utility model embodiment; To do one to the accompanying drawing that uses among the embodiment below introduces simply; Obviously, below listed accompanying drawing only be some embodiment of the utility model, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of the utility model embodiment.
Embodiment
For the purpose, technical scheme and the advantage that make the utility model is clearer, will combine accompanying drawing that the utility model execution mode is done to describe in detail further below.
Embodiment 1
The utility model embodiment has proposed a kind of multiple-link satellite antenna system; Comprise satellite earth antenna, multiple-link satellite duplexer, digital video broadcast device, said digital video broadcast device connects said satellite earth antenna through said multiple-link satellite duplexer; Wherein, said digital video broadcast device has supply module and is said satellite earth antenna power supply to open through the multiple-link satellite antenna.
The utility model embodiment can supply power for each satellite earth antenna through DVB equipment.So just need not to supply power separately for each satellite earth antenna again, and also need not power supply during unmanned the use,, save cost to save the expense of laying circuit and daily power consumption.Simultaneously, and adopt independent signal controlling, interference can not influence each other between each road signal.Among the utility model embodiment, one or more user can be shunted in a signal exit, and convenient use and cost are low.
Embodiment 2
The utility model second embodiment improves at first embodiment; Proposed a kind of satellite earth antenna, multiple-link satellite duplexer, digital video broadcast device of comprising, said digital video broadcast device connects said satellite earth antenna through said multiple-link satellite duplexer; Wherein, said DVB equipment has supply module and is said satellite earth antenna power supply to open through the multiple-link satellite antenna.
Wherein, this satellite earth antenna has tuner (Low Noise Block, LNB), this DVB equipment is supplied power through the LNB of the channel corresponding antenna that coaxial cable and supply module will be watched for institute.
Concrete circuit connecting mode can be as shown in Figure 1.8 satellite earth antennas and 8 DVB equipment that are arranged on user side are arranged among Fig. 1, and 8 multiple-link satellite duplexers.Certainly, this numeral just illustrates, and can set antenna and DVB number of devices as required arbitrarily during use.
Each multiple-link satellite duplexer comprises microstrip switch and electronic switch.Satellite earth antenna all passes through high pass filter, amplifier connects microstrip switch; This microstrip switch is connected the DVB equipment of user side again with high pass filter through amplifier.Be provided with supply module in the DVB equipment, think the LNB power supply of satellite earth antenna.Concrete supply module can comprise power-supply filter, voltage distribution device, single-chip microcomputer; As shown in Figure 1, DVB equipment connects power-supply filter through coaxial cable, carries out filtering with 13～18V voltage that DVB equipment is exported through coaxial cable; Through the voltage distribution device output voltage is distributed to microstrip switch and electronic switch as required then.The voltage distribution device connects microstrip switch through single-chip microcomputer, to control microstrip switch and to supply power.Simultaneously, the voltage distribution device also connects the corresponding electronic switch of required antenna, thinks that the LNB of satellite earth antenna supplies power.Wherein, microstrip switch is the DVB equipment that outputs to a plurality of users for the TV signal that satellite earth antenna is received respectively.Electronic switch is for the LNB conducting/disconnection with supply module and satellite earth antenna, so in use DVB device just supplying power for the satellite earth antenna that needs.
The utility model embodiment can be that microstrip switch and satellite earth antenna are supplied power through DVB equipment.So just need not to supply power separately for each microstrip switch and satellite earth antenna again, and also need not power supply during unmanned the use,, save cost to save the expense of laying circuit and daily power consumption.
The utility model the 3rd embodiment has proposed a kind of DVB equipment of multiple-link satellite antenna system, and said DVB equipment connects satellite earth antenna; Wherein, said DVB equipment has supply module and thinks the power supply of said satellite earth antenna.
The DVB equipment that the utility model embodiment proposes can be that antenna is supplied power through the power supply of setting up.So just need not for each antenna power supply circuits to be set separately again, and also need not power supply during unmanned the use,, save cost to save the expense of laying circuit and daily power consumption.
Embodiment 4
The utility model the 4th embodiment improves at the 3rd embodiment, has proposed a kind of DVB equipment of multiple-link satellite antenna system, and said DVB equipment connects satellite earth antenna; Wherein, said DVB equipment has supply module and thinks the power supply of said satellite earth antenna.
As shown in Figure 1, this DVB equipment connects said satellite earth antenna through the multiple-link satellite duplexer.This satellite earth antenna has LNB, and this DVB equipment is through coaxial cable and supply module, and the LNB of the channel corresponding antenna that will watch for institute through the multiple-link satellite duplexer supplies power.
Concrete circuit connecting mode can be as shown in Figure 1.8 satellite earth antennas and 8 DVB equipment that are arranged on user side are arranged among Fig. 1, and 8 multiple-link satellite duplexers.Certainly, this numeral just illustrates, and can set antenna and DVB number of devices as required arbitrarily during use.
Each multiple-link satellite duplexer comprises microstrip switch and electronic switch.Satellite earth antenna all passes through high pass filter, amplifier connects microstrip switch; This microstrip switch is connected the DVB equipment of user side again with high pass filter through amplifier.Be provided with supply module in the DVB equipment, think the LNB power supply of satellite earth antenna.Concrete supply module can comprise power-supply filter, voltage distribution device, single-chip microcomputer; As shown in Figure 1, DVB equipment connects power-supply filter through coaxial cable, carries out filtering with 13～18V voltage that DVB equipment is exported through coaxial cable; Through the voltage distribution device output voltage is distributed to microstrip switch and electronic switch as required then.The voltage distribution device connects microstrip switch through single-chip microcomputer, to control microstrip switch and to supply power.Simultaneously, the voltage distribution device also connects the corresponding electronic switch of required antenna, thinks that the LNB of satellite earth antenna supplies power.Wherein, microstrip switch is the DVB equipment that outputs to a plurality of users for the TV signal that satellite earth antenna is received respectively.Electronic switch is for the LNB conducting/disconnection with supply module and satellite earth antenna, so in use DVB device just supplying power for the satellite earth antenna that needs.
The DVB equipment of the utility model embodiment can be supplied power for microstrip switch and satellite earth antenna.So just need not to supply power separately for each microstrip switch and satellite earth antenna again, and also need not power supply during unmanned the use,, save cost to save the expense of laying circuit and daily power consumption.
The utility model the 5th embodiment has proposed a kind of multiple-link satellite duplexer of multiple-link satellite antenna system, and said multiple-link satellite duplexer connects the DVB equipment and the satellite earth antenna of this multiple-link satellite antenna system; Wherein, said DVB equipment has supply module and thinks the power supply of said satellite earth antenna; Said multiple-link satellite duplexer comprises microstrip switch and electronic switch, and said microstrip switch connects said DVB equipment and said satellite earth antenna; Said electronic switch connects the supply module of said DVB equipment and the power supply interface of said satellite earth antenna, to supply power according to the said satellite earth antenna of being controlled to be of said DVB equipment.
The multiple-link satellite duplexer that the utility model embodiment proposes can be supplied power the supply module of DVB equipment and the power supply interface conducting of satellite earth antenna according to the control of DVB equipment.So just need not for each antenna power supply circuits to be set separately again, and also need not power supply during unmanned the use,, save cost to save the expense of laying circuit and daily power consumption.
The utility model the 6th embodiment improves at the 5th embodiment, has proposed a kind of multiple-link satellite duplexer of multiple-link satellite antenna system, and said multiple-link satellite duplexer connects the DVB equipment and the satellite earth antenna of this multiple-link satellite antenna system; Wherein, said DVB equipment has supply module and thinks the power supply of said satellite earth antenna; Said multiple-link satellite duplexer comprises microstrip switch and electronic switch, and said microstrip switch connects said DVB equipment and said satellite earth antenna; Said electronic switch connects the supply module of said DVB equipment and the power supply interface of said satellite earth antenna, to supply power according to the said satellite earth antenna of being controlled to be of said DVB equipment.
As shown in Figure 1, this DVB equipment connects said satellite earth antenna through the multiple-link satellite duplexer.This satellite earth antenna has LNB, and this DVB equipment is through coaxial cable and supply module, and the LNB of the channel corresponding antenna that will watch for institute through the multiple-link satellite duplexer supplies power.
Concrete circuit connecting mode can be as shown in Figure 1.8 satellite earth antennas and 8 DVB equipment that are arranged on user side are arranged among Fig. 1, and 8 multiple-link satellite duplexers.Certainly, this numeral just illustrates, and can set antenna and DVB number of devices as required arbitrarily during use.
Each multiple-link satellite duplexer comprises microstrip switch and electronic switch.Satellite earth antenna all passes through high pass filter, amplifier connects microstrip switch; This microstrip switch is connected the DVB equipment of user side again with high pass filter through amplifier.Be provided with supply module in the DVB equipment, think the LNB power supply of satellite earth antenna.Concrete supply module can comprise power-supply filter, voltage distribution device, single-chip microcomputer; As shown in Figure 1, DVB equipment connects power-supply filter through coaxial cable, carries out filtering with 13～18V voltage that DVB equipment is exported through coaxial cable; Through the voltage distribution device output voltage is distributed to microstrip switch and electronic switch as required then.The voltage distribution device connects microstrip switch through single-chip microcomputer, to control microstrip switch and to supply power.Simultaneously, the voltage distribution device also connects the corresponding electronic switch of required antenna, thinks that the LNB of satellite earth antenna supplies power.Wherein, microstrip switch is the DVB equipment that outputs to a plurality of users for the TV signal that satellite earth antenna is received respectively.Electronic switch is for the LNB conducting/disconnection with supply module and satellite earth antenna, so in use DVB device just supplying power for the satellite earth antenna that needs.
The multiple-link satellite duplexer that the utility model embodiment proposes can be supplied power the supply module of DVB equipment and the power supply interface conducting of satellite earth antenna according to the control of DVB equipment.So just need not for each antenna power supply circuits to be set separately again, and also need not power supply during unmanned the use,, save cost to save the expense of laying circuit and daily power consumption.
It is pointed out that above-described multiple-link satellite duplexer, digital video broadcast device, both can use separately, also can combine and use to form the disclosed multiple-link satellite antenna system of the utility model embodiment.And no matter be separately or combine, all within the protection range of the utility model.Simultaneously; Those skilled in that art are appreciated that; Under the design of the utility model; Can adopt multiple concrete circuit and components and parts connected mode to realize, so long as any concrete circuit connecting mode and components and parts connected mode under the disclosed utility model design of the utility model embodiment, all should be within the protection range of the utility model.
The above is merely the preferred embodiment of the utility model, and is in order to restriction the utility model, not all within the spirit and principle of the utility model, any modification of being done, is equal to replacement, improvement etc., all should be included within the protection range of the utility model.
Claims (9)
1. a multiple-link satellite antenna system is characterized in that, comprises satellite earth antenna, multiple-link satellite duplexer, digital video broadcast device, and said digital video broadcast device connects said satellite earth antenna through said multiple-link satellite duplexer; Wherein, said digital video broadcast device has supply module through said multiple-link satellite duplexer to be said satellite earth antenna power supply.
2. multiple-link satellite antenna system according to claim 1 is characterized in that said satellite earth antenna has tuner, and the supply module of said digital video broadcast device is the tuner power supply of the satellite earth antenna of correspondence through coaxial cable.
3. multiple-link satellite antenna system according to claim 1 is characterized in that, said multiple-link satellite duplexer comprises microstrip switch and electronic switch; Said satellite earth antenna connects the satellite-signal that said digital video broadcast device receives with transmission through microstrip switch;
The supply module of said digital video broadcast device comprises power-supply filter, voltage distribution device, single-chip microcomputer; Said supply module connects power-supply filter through coaxial cable, to send to the voltage distribution device after the output voltage filtering with supply module; Said voltage distribution device connects microstrip switch through single-chip microcomputer, and said voltage distribution device connects the tuner of said satellite earth antenna through said electronic switch.
4. multiple-link satellite antenna system according to claim 3 is characterized in that, said satellite earth antenna is connected microstrip switch through high pass filter with amplifier; Said microstrip switch is connected said digital video broadcast device through amplifier with high pass filter.
5. the digital video broadcast device of a multiple-link satellite antenna system is characterized in that, said digital video broadcast device connects satellite earth antenna; Wherein, said digital video broadcast device has supply module and thinks the power supply of said satellite earth antenna.
6. digital video broadcast device according to claim 5 is characterized in that said satellite earth antenna has tuner, and the supply module of said digital video broadcast device is the tuner power supply of the satellite earth antenna of correspondence through coaxial cable.
7. digital video broadcast device according to claim 6 is characterized in that digital video broadcast device connects said satellite earth antenna through the multiple-link satellite duplexer; Wherein, said multiple-link satellite duplexer comprises microstrip switch and electronic switch; Said satellite earth antenna connects the satellite-signal that said digital video broadcast device receives with transmission through microstrip switch;
The supply module of said digital video broadcast device comprises power-supply filter, voltage distribution device, single-chip microcomputer; Said supply module connects power-supply filter through coaxial cable, to send to the voltage distribution device after the output voltage filtering with supply module; Said voltage distribution device connects microstrip switch through single-chip microcomputer, and said voltage distribution device connects the tuner of said satellite earth antenna through said electronic switch.
8. the multiple-link satellite duplexer of a multiple-link satellite antenna system is characterized in that, said multiple-link satellite duplexer connects the digital video broadcast device and the satellite earth antenna of multiple-link satellite antenna system; Wherein, said digital video broadcast device has supply module and thinks the power supply of said satellite earth antenna; Said multiple-link satellite duplexer comprises microstrip switch and electronic switch, and said microstrip switch connects said digital video broadcast device and said satellite earth antenna; Said electronic switch connects the supply module of said digital video broadcast device and the power supply interface of said satellite earth antenna, thinks said satellite earth antenna power supply.
9. the multiple-link satellite duplexer of multiple-link satellite antenna system according to claim 8 is characterized in that, the supply module of said digital video broadcast device comprises power-supply filter, voltage distribution device, single-chip microcomputer; Said supply module connects power-supply filter through coaxial cable, to send to the voltage distribution device after the output voltage filtering with supply module; Said voltage distribution device connects microstrip switch through single-chip microcomputer, and said voltage distribution device connects the tuner of said satellite earth antenna through said electronic switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203669565U CN202334773U (en) | 2011-09-28 | 2011-09-28 | Multichannel satellite antenna system and switch, and digital video broadcast equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203669565U CN202334773U (en) | 2011-09-28 | 2011-09-28 | Multichannel satellite antenna system and switch, and digital video broadcast equipment |
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| Publication Number | Publication Date |
|---|---|
| CN202334773U true CN202334773U (en) | 2012-07-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203669565U Expired - Lifetime CN202334773U (en) | 2011-09-28 | 2011-09-28 | Multichannel satellite antenna system and switch, and digital video broadcast equipment |
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| CN (1) | CN202334773U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102348109A (en) * | 2011-09-28 | 2012-02-08 | 刘登辉 | Multi-satellite antenna system, switch, and digital video broadcasting equipment |
-
2011
- 2011-09-28 CN CN2011203669565U patent/CN202334773U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102348109A (en) * | 2011-09-28 | 2012-02-08 | 刘登辉 | Multi-satellite antenna system, switch, and digital video broadcasting equipment |
| CN102348109B (en) * | 2011-09-28 | 2014-03-05 | 刘登辉 | Multi-satellite antenna system, switch, and digital video broadcasting equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120711 Effective date of abandoning: 20140305 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20120711 Effective date of abandoning: 20140305 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |