CN203225754U - Multi-carrier base station power amplification system and communication system - Google Patents
Multi-carrier base station power amplification system and communication system Download PDFInfo
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- CN203225754U CN203225754U CN 201320178456 CN201320178456U CN203225754U CN 203225754 U CN203225754 U CN 203225754U CN 201320178456 CN201320178456 CN 201320178456 CN 201320178456 U CN201320178456 U CN 201320178456U CN 203225754 U CN203225754 U CN 203225754U
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Abstract
The utility model provides a multi-carrier base station power amplification system, comprising a first diplexer, a first power attenuator, a first power amplifier, a second duplexer, a second power attenuator, a second power amplifier, a first demultiplexer, a second demultiplexer, a combiner, a first switching device, a second switching device and a third demultiplexer. The first demultiplexer is connected to the first power attenuator; the first demultiplexer is connected to the first switching device; the first switching device is connected to the first power amplifier; the first demultiplexer is connected to the combiner; the second demultiplexer is connected to the second power attenuator; the second demultiplexer is connected to the second switching device; the second switching device is connected to the second power amplifier; the second demultiplexer is connected to the combiner; the combiner is connected to the third demultiplexer; the third demultiplexer is connected to the first switching device; and the third demultiplexer is connected to the second switching device. The utility model also provides a communication system so that high carrier power and large carrier coverage of the base station can be achieved and the reliability of the base station can also be ensured.
Description
Technical field
The utility model relates to the base station amplification system, particularly relates to Multi-Carrier basestation power amplifying system and communication system.
Background technology
At present, its system architecture of binary channels Multi-Carrier basestation power amplifier in the industry mainly contains two kinds: power sharing system framework and carrier frequency sharing system framework.
About the data of the binary channels Multi-Carrier basestation power amplifier that carrier frequency is shared and power is shared and explanation thereof have explanation in " China Mobile's Multi-Carrier basestation power amplifier centralized procurement standard ", these two kinds of frameworks have advantage separately: the power as its every carrier wave of Multi-Carrier basestation power amplifier of carrier frequency sharing system framework is big, covers far away; But after one road power amplifier damage therein of this framework, base station carrier is lost easily, poor reliability; And its good reliability of Multi-Carrier basestation power amplifier that power is shared; But this framework carrier power is little, coverage is little.
The utility model content
The purpose of this utility model is to propose Multi-Carrier basestation power amplifying system and communication system, can realize that base station carrier power is big, it is far away to cover, and can guarantee the reliability of base station simultaneously.
The technical scheme that adopts is:
The Multi-Carrier basestation power amplifying system, comprise: receive first duplexer of main path signal, first power attenuator that is connected with the descending output of described first duplexer, second duplexer of receive diversity signal, second power attenuator that is connected with the descending output of described second duplexer, first power amplifier, second power amplifier, wherein
Also comprise: first splitter, second splitter, mixer, first switching device shifter, second switching device shifter and the 3rd splitter;
Wherein, the input of described first splitter is connected with the output of described first power attenuator; One of them output of described first splitter connects an end of described first switching device shifter; The common port of described first switching device shifter connects described first power amplifier; Another output of described first splitter connects an input of described mixer;
The input of described second splitter is connected with the output of described second power attenuator; One of them output of described second splitter connects an end of described second switching device shifter; The common port of described second switching device shifter connects described second power amplifier; Another output of described second splitter connects another input of described mixer;
The output of described mixer connects the input of described the 3rd splitter; An output of described the 3rd splitter connects the other end of described first switching device shifter; Another output of described the 3rd splitter connects the other end of described second switching device shifter.
The utility model utilizes mixer, some splitters and some switching device shifters that carrier frequency is shared the Multi-Carrier basestation power amplifier architecture combined of sharing with power, and the closure by control switch realizes that carrier frequency shares the switching that Multi-Carrier basestation power amplifier framework under the pattern and power are shared the Multi-Carrier basestation power amplifier framework under the pattern; Can realize that base station carrier power is big, it is far away to cover, can guarantee the reliability of base station simultaneously.
In execution mode, described first switching device shifter is single-pole double-throw switch (SPDT) therein.
In execution mode, described second switching device shifter is single-pole double-throw switch (SPDT) therein.
In execution mode, described first power attenuator is resistance therein.
In execution mode, described second power attenuator is resistance therein.
And, a kind of communication system, wherein, comprising: foregoing Multi-Carrier basestation power amplifying system, base station, first antenna-feedback system, second antenna-feedback system, the 3rd power attenuator, first low noise amplifier, the 3rd duplexer, the 4th power attenuator, second low noise amplifier, the 4th duplexer;
Wherein, the input of described the 3rd power attenuator connects another output of described first duplexer, and the output of described the 3rd power attenuator connects the input of described first low noise amplifier; The output of the output of described first low noise amplifier, described first power amplifier connects the input of described the 3rd duplexer;
The output of described the 3rd duplexer connects described first antenna-feedback system;
The input of described the 4th power attenuator connects another output of described second duplexer, and the output of described the 4th power attenuator connects the input of described second low noise amplifier; The output of the output of described second low noise amplifier, described second power amplifier connects the input of described the 4th duplexer;
The output of described the 4th duplexer connects described second antenna-feedback system;
Described first duplexer, second duplexer connect the base station respectively.
The utility model utilizes mixer, some splitters and some switching device shifters that carrier frequency is shared the Multi-Carrier basestation power amplifier architecture combined of sharing with power, and the closure by control switch realizes that carrier frequency shares the switching that Multi-Carrier basestation power amplifier framework under the pattern and power are shared the Multi-Carrier basestation power amplifier framework under the pattern; Can realize that base station carrier power is big, it is far away to cover, can guarantee the reliability of base station simultaneously.
Preferably, described communication system also comprises the 3rd switching device shifter, the 4th switching device shifter, the 5th switching device shifter and the 6th switching device shifter;
The common port of described the 3rd switching device shifter connects described base station, and a switch terminal of described the 3rd switching device shifter connects described first duplexer; The common port of described the 4th switching device shifter connects described first antenna-feedback system, and a switch terminal of described the 4th switching device shifter connects described the 3rd duplexer; Another switch terminal of described the 3rd switching device shifter connects another switch terminal of described the 4th switching device shifter;
The common port of described the 5th switching device shifter connects described base station, and a switch terminal of described the 5th switching device shifter connects described second duplexer; The common port of described the 6th switching device shifter connects described second antenna-feedback system, and a switch terminal of described the 6th switching device shifter connects described the 4th duplexer; Another switch terminal of described the 5th switching device shifter connects another switch terminal of described the 6th switching device shifter.
Preferably, described first switching device shifter, second switching device shifter, described the 3rd switching device shifter, the 4th switching device shifter, the 5th switching device shifter and the 6th switching device shifter are single-pole double-throw switch (SPDT).
Preferably, described first power attenuator, described second power attenuator, described the 3rd power attenuator, described the 4th power attenuator are resistance.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the Organization Chart of the utility model when are combined in base station and antenna-feedback system;
Fig. 3 is a structural representation of the communication system that the utility model proposes;
Fig. 4 is another structural representation of the communication system that the utility model proposes.
Embodiment
Below in conjunction with accompanying drawing the utility model is set forth.
The utility model proposes the Multi-Carrier basestation power amplifying system, a kind of execution mode wherein, please refer to Fig. 1, comprising: receive first duplexer of main path signal, first power attenuator that is connected with the descending output of first duplexer, the first power amplifier PA1, second duplexer of receive diversity signal, second power attenuator that is connected with the descending output of second duplexer, the second power amplifier PA2;
Wherein, also comprise: first splitter, second splitter, mixer, first switching device shifter, second switching device shifter and the 3rd splitter;
Wherein, the input of first splitter is connected with the output of first power attenuator; One of them output of first splitter connects an end of first switching device shifter; The common port of first switching device shifter connects first power amplifier;
Another output of first splitter connects an input of mixer; The input of second splitter is connected with the output of second power attenuator; One of them output of second splitter connects an end of second switching device shifter; The common port of second switching device shifter connects second power amplifier;
Another output of second splitter connects another input of mixer; The output of mixer connects the input of the 3rd splitter; An output of the 3rd splitter connects the other end of first switching device shifter; Another output of the 3rd splitter connects the other end of second switching device shifter.
Operation principle of the present utility model is:
First duplexer and second duplexer play the effect that separates uplink and downlink signals in Fig. 1; First power attenuator and second power attenuator play the decay base station signal, all can work under the small-power state to guarantee follow-up used splitter, mixer, thereby reduce design cost and reduce volume.First splitter and second splitter are divided into two the downstream signal of main path signal and diversity signal respectively, wherein one road signal is used for using when carrier frequency is shared, other one road signal carries out alien frequencies by mixer each other and closes the road, closes all carrier numbers that signal behind the road has comprised main path signal and diversity signal through alien frequencies; Be divided into two through the 3rd splitter again behind synthetic one road signal of all carrier waves, deliver to first switching device shifter and the second switching device shifter place then respectively.
If first switching device shifter and second switching device shifter are selected conducting be among Fig. 1 L1 along separate routes and the L4 shunt, this moment, system works was shared pattern at carrier frequency, what each power amplifier amplified is different carrier waves, thereby guarantees the amplifying power maximum of each carrier wave, and coverage distance farthest; And if two switching device shifters are selected conductings be L2 among Fig. 1 and L3 along separate routes, this moment, system works was shared pattern in power, what each power amplifier amplified is identical carrier wave, terminal can obtain diversity gain when covering not limited scene, does not influence simultaneously to cover and capacity when wherein having one road power amplifier to damage.PA1 among Fig. 1 and PA2 play linear effect of amplifying.
Fig. 2 is the Organization Chart of the utility model when are combined in base station and antenna-feedback system, comprising: base station, the single-pole double-throw switch (SPDT) S1 in the main path signal shunt, the resistance and the LNA LAN that are connected with another output of first duplexer; The single-pole double-throw switch (SPDT) S3 that is connected with the output of the 3rd duplexer and be attached thereto antenna-feedback system;
The resistance that also comprise single-pole double-throw switch (SPDT) S2 on diversity signal along separate routes, is connected with another output of second splitter is with LNA LAN, the single-pole double-throw switch (SPDT) S4 that is connected with the output of the 4th duplexer and be attached thereto antenna-feedback system.In Fig. 2 embodiment, first switching device shifter is that single-pole double-throw switch (SPDT) K1, second switching device shifter are that single-pole double-throw switch (SPDT) K2, first power attenuator are that resistance, second power attenuator are resistance.
The utility model also proposes a kind of communication system, its structural representation please refer to Fig. 3, wherein, comprising: Multi-Carrier basestation power amplifying system, base station, first antenna-feedback system, second antenna-feedback system, the 3rd power attenuator, first low noise amplifier, the 3rd duplexer, the 4th power attenuator, second low noise amplifier, the 4th duplexer of above-mentioned Fig. 1 record;
Wherein, the input of the 3rd power attenuator connects another output of first duplexer, and the output of the 3rd power attenuator connects the input of first low noise amplifier; The output of the output of first low noise amplifier, first power amplifier connects the input of the 3rd duplexer;
The output of the 3rd duplexer connects first antenna-feedback system;
The input of the 4th power attenuator connects another output of second duplexer, and the output of the 4th power attenuator connects the input of second low noise amplifier; The output of the output of second low noise amplifier, second power amplifier connects the input of the 4th duplexer;
The output of the 4th duplexer connects second antenna-feedback system;
First duplexer, second duplexer connect the base station respectively.
The utility model utilizes mixer, some splitters and some switching device shifters that carrier frequency is shared the Multi-Carrier basestation power amplifier architecture combined of sharing with power, and the closure by control switch realizes that carrier frequency shares the switching that Multi-Carrier basestation power amplifier framework under the pattern and power are shared the Multi-Carrier basestation power amplifier framework under the pattern; Can realize that base station carrier power is big, it is far away to cover, can guarantee the reliability of base station simultaneously.
Preferably, when breaking down for power amplifying system, directly be communicated with base station and antenna-feedback system, to reduce the system failure to the influence of communication.This communication system also comprises the 3rd switching device shifter, the 4th switching device shifter, the 5th switching device shifter and the 6th switching device shifter; Its concrete structure schematic diagram is with reference to figure 4;
The common port of the 3rd switching device shifter connects the base station, and a switch terminal of the 3rd switching device shifter connects first duplexer; The common port of the 4th switching device shifter connects first antenna-feedback system, and a switch terminal of the 4th switching device shifter connects the 3rd duplexer; Another switch terminal of the 3rd switching device shifter connects another switch terminal of the 4th switching device shifter;
The common port of the 5th switching device shifter connects the base station, and a switch terminal of the 5th switching device shifter connects second duplexer; The common port of the 6th switching device shifter connects second antenna-feedback system, and a switch terminal of the 6th switching device shifter connects the 4th duplexer; Another switch terminal of the 5th switching device shifter connects another switch terminal of the 6th switching device shifter.
Preferably, first switching device shifter, second switching device shifter, the 3rd switching device shifter, the 4th switching device shifter, the 5th switching device shifter and the 6th switching device shifter are single-pole double-throw switch (SPDT).
Preferably, first power attenuator, second power attenuator, the 3rd power attenuator, the 4th power attenuator are resistance.
Above embodiment has only expressed several execution mode of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim.Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from the utility model design, can also make some distortion and improvement, these all belong to protection range of the present utility model.Therefore, the protection range of the utility model patent should be as the criterion with claims.
Claims (9)
1. Multi-Carrier basestation power amplifying system, comprise: receive first duplexer of main path signal, first power attenuator that is connected with the descending output of described first duplexer, second duplexer of receive diversity signal, second power attenuator that is connected with the descending output of described second duplexer, first power amplifier, second power amplifier, it is characterized in that
Also comprise: first splitter, second splitter, mixer, first switching device shifter, second switching device shifter and the 3rd splitter;
Wherein, the input of described first splitter is connected with the output of described first power attenuator; One of them output of described first splitter connects an end of described first switching device shifter; The common port of described first switching device shifter connects described first power amplifier; Another output of described first splitter connects an input of described mixer;
The input of described second splitter is connected with the output of described second power attenuator; One of them output of described second splitter connects an end of described second switching device shifter; The common port of described second switching device shifter connects described second power amplifier; Another output of described second splitter connects another input of described mixer;
The output of described mixer connects the input of described the 3rd splitter; An output of described the 3rd splitter connects the other end of described first switching device shifter; Another output of described the 3rd splitter connects the other end of described second switching device shifter.
2. Multi-Carrier basestation power amplifying system according to claim 1 is characterized in that, described first switching device shifter is single-pole double-throw switch (SPDT).
3. Multi-Carrier basestation power amplifying system according to claim 1 is characterized in that, described second switching device shifter is single-pole double-throw switch (SPDT).
4. Multi-Carrier basestation power amplifying system according to claim 1 is characterized in that, described first power attenuator is resistance.
5. according to each described Multi-Carrier basestation power amplifying system of claim 1 to 4, it is characterized in that described second power attenuator is resistance.
6. communication system, it is characterized in that, comprising: Multi-Carrier basestation power amplifying system as claimed in claim 1, base station, first antenna-feedback system, second antenna-feedback system, the 3rd power attenuator, first low noise amplifier, the 3rd duplexer, the 4th power attenuator, second low noise amplifier, the 4th duplexer;
Wherein, the input of described the 3rd power attenuator connects another output of described first duplexer, and the output of described the 3rd power attenuator connects the input of described first low noise amplifier; The output of the output of described first low noise amplifier, described first power amplifier connects the input of described the 3rd duplexer;
The output of described the 3rd duplexer connects described first antenna-feedback system;
The input of described the 4th power attenuator connects another output of described second duplexer, and the output of described the 4th power attenuator connects the input of described second low noise amplifier; The output of the output of described second low noise amplifier, described second power amplifier connects the input of described the 4th duplexer;
The output of described the 4th duplexer connects described second antenna-feedback system;
Described first duplexer, second duplexer connect described base station respectively.
7. communication system according to claim 6 is characterized in that, also comprises the 3rd switching device shifter, the 4th switching device shifter, the 5th switching device shifter and the 6th switching device shifter;
The common port of described the 3rd switching device shifter connects described base station, and a switch terminal of described the 3rd switching device shifter connects described first duplexer; The common port of described the 4th switching device shifter connects described first antenna-feedback system, and a switch terminal of described the 4th switching device shifter connects described the 3rd duplexer; Another switch terminal of described the 3rd switching device shifter connects another switch terminal of described the 4th switching device shifter;
The common port of described the 5th switching device shifter connects described base station, and a switch terminal of described the 5th switching device shifter connects described second duplexer; The common port of described the 6th switching device shifter connects described second antenna-feedback system, and a switch terminal of described the 6th switching device shifter connects described the 4th duplexer; Another switch terminal of described the 5th switching device shifter connects another switch terminal of described the 6th switching device shifter.
8. communication system according to claim 7 is characterized in that,
Described first switching device shifter, described second switching device shifter, described the 3rd switching device shifter, described the 4th switching device shifter, described the 5th switching device shifter and described the 6th switching device shifter are single-pole double-throw switch (SPDT).
9. according to claim 6 or 7 or 8 described communication systems, it is characterized in that described first power attenuator, described second power attenuator, described the 3rd power attenuator, described the 4th power attenuator are resistance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320178456 CN203225754U (en) | 2013-04-10 | 2013-04-10 | Multi-carrier base station power amplification system and communication system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320178456 CN203225754U (en) | 2013-04-10 | 2013-04-10 | Multi-carrier base station power amplification system and communication system |
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| CN 201320178456 Expired - Lifetime CN203225754U (en) | 2013-04-10 | 2013-04-10 | Multi-carrier base station power amplification system and communication system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104270833A (en) * | 2014-09-10 | 2015-01-07 | 哈尔滨海能达科技有限公司 | Wireless communication system and subdivider thereof |
| CN109547056A (en) * | 2018-12-27 | 2019-03-29 | 中国联合网络通信集团有限公司 | Multisystem mixing platform |
| CN109845117A (en) * | 2016-12-28 | 2019-06-04 | 华为技术有限公司 | A kind of branch tower is put and antenna-feeder system |
| CN110620593A (en) * | 2019-09-27 | 2019-12-27 | 北京北广科技股份有限公司 | Signalling equipment based on double-channel resource allocation |
-
2013
- 2013-04-10 CN CN 201320178456 patent/CN203225754U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104270833A (en) * | 2014-09-10 | 2015-01-07 | 哈尔滨海能达科技有限公司 | Wireless communication system and subdivider thereof |
| CN104270833B (en) * | 2014-09-10 | 2018-01-09 | 哈尔滨海能达科技有限公司 | A kind of wireless communication system and its shunt |
| CN109845117A (en) * | 2016-12-28 | 2019-06-04 | 华为技术有限公司 | A kind of branch tower is put and antenna-feeder system |
| US10790863B2 (en) | 2016-12-28 | 2020-09-29 | Huawei Technologies Co., Ltd. | Branching tower-mounted amplifier and antenna feed systemcross-reference to related applications |
| CN109547056A (en) * | 2018-12-27 | 2019-03-29 | 中国联合网络通信集团有限公司 | Multisystem mixing platform |
| CN110620593A (en) * | 2019-09-27 | 2019-12-27 | 北京北广科技股份有限公司 | Signalling equipment based on double-channel resource allocation |
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| C14 | Grant of patent or utility model | ||
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Address after: 510663 No. 10 Shenzhou Road, Science City, Luogang District, Guangzhou City, Guangdong Province Patentee after: Jingxin Network System Co.,Ltd. Address before: 510663 No. 10 Shenzhou Road, Science City, Luogang District, Guangzhou City, Guangdong Province Patentee before: COMBA TELECOM SYSTEMS (CHINA) Ltd. |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131002 |