CN202998109U - Integrated power amplifier used in fiber repeater system and fiber repeater system - Google Patents
Integrated power amplifier used in fiber repeater system and fiber repeater system Download PDFInfo
- Publication number
- CN202998109U CN202998109U CN 201220349424 CN201220349424U CN202998109U CN 202998109 U CN202998109 U CN 202998109U CN 201220349424 CN201220349424 CN 201220349424 CN 201220349424 U CN201220349424 U CN 201220349424U CN 202998109 U CN202998109 U CN 202998109U
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- power amplifier
- integrated power
- repeater system
- fiber repeater
- duplexer
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Abstract
The utility model relates to the wireless communication equipment technology field, and especially relates to a structure design of an integrated power amplifier used in a fiber repeater system. The integrated power amplifier used in the fiber repeater system is characterized in that an uplink power amplifier unit and a downlink power amplifier unit are integrated on a PCB without mutual interferences, and the units are spaced via a cavity partition wall in a module; a power amplification module is also equipped with a metal pedestal used for heat radiation and arranged under the PCB, and one side of the metal pedestal is equipped with heat radiation teeth. The integrated power amplifier of the utility model is small in power consumption, calorific value and volume and good in heat radiation, enables the whole machine volume and weight of the fiber repeater system to be reduced when being used concretely, accords with a communication equipment miniaturization trend, is durable, and enables the signal coverage effect of the fiber repeater system to be improved substantially.
Description
Technical field
The utility model relates to the wireless telecommunications system technical field, specifically the structural design of the integrated power amplifier used of a kind of optic-fiber repeater system.
Background technology
Along with the fast development of China's mobile communication cause, radio network optimization and the network coverage become more and more important.Optic-fiber repeater system becomes an indispensable part owing to having cost of investment low and increase coverage territory rapidly in radio network optimization and covering.Be accompanied by the develop rapidly of mobile communication cause, each operator requires also to improve constantly to the covering of mobile network, and as optic-fiber repeater system is pursued lower cost, less structure is to save the space and conveniently to install etc.Existing optic-fiber repeater system mainly comprises near-end machine and remote termination, increase along with the carrier frequency number, therefore the density of heat flow rate of optic-fiber repeater system is also increasing, the aspect designs such as the heat dissipation design of optic-fiber repeater system, field maintainability is all put forward higher requirement.
In optic-fiber repeater system main high hear rate module and fragile be exactly power amplifier module, power amplifier module of the prior art is that up power amplifier and descending power amplifier are separately made, and makes the volume of repeater relatively huge, on-site maintenance is inconvenient.Power amplifier module generally is placed in interior of equipment cabinet, and complete machine generally is equipped with the high-power cooling refrigeration equipment such as air-conditioning, heat exchanger.Due to the increase of carrier frequency, the quantity of power amplifier also increases accordingly, in order to make power amplifier module safe and reliable work of energy in airtight cabinet, forces cooling system to strengthen refrigeration work consumption, has brought equipment volume, cost, energy consumption significantly to rise.In case refrigeration plant damages, the repeater quits work, and the covering of signal is brought impact, also to communication operator economic loss.Therefore, be placed in the power amplifier module that interior of equipment cabinet dispels the heat by complete machine and separately make, be unfavorable for the development trend of optic-fiber repeater system volume miniaturization, be unfavorable for heat radiation, and easily cause communication weakness or blind spot.
The utility model content
For the deficiencies in the prior art, the integrated power amplifier that the utility model provides a kind of optic-fiber repeater system to use, power consumption and caloric value are little, volume little and good heat dissipation, solved the problems of the prior art, the utility model also provides a kind of optic-fiber repeater system that includes above-mentioned integrated power amplifier.
For achieving the above object, the utility model is achieved through the following technical solutions: a kind of integrated power amplifier for optic-fiber repeater system, be integrated on a pcb board to described up power amplifier unit and the mutual nonintervention of descending power amplifier unit, each unit is separated by the cavity partition wall in inside modules, and power amplifier module also is provided with pad for heat radiation and is located at metab under pcb board.
Further, a side of described metab has radiation tooth.
Further, described radiation tooth comprises that two lay respectively at the outer side plate radiation tooth of metab bottom edge and the middle radiation tooth of the multi-disc between described two side plate radiation tooths.
a kind of optic-fiber repeater system, comprise donor antenna, user antenna, the near-end machine duplexer, the near-end machine optical module, remote termination duplexer and remote termination optical module, described donor antenna is connected with described near-end machine duplexer, described near-end machine optical module is connected with optical fiber with the remote termination optical module, described user antenna is connected with described remote termination duplexer, described optic-fiber repeater system also comprises above-mentioned integrated power amplifier, described integrated power amplifier comprises the integrated power amplifier that is placed in near-end machine and the integrated power amplifier that is placed in remote termination, described near-end machine duplexer is connected with the integrated power amplifier of described near-end machine, described remote termination duplexer is connected with the integrated power amplifier of described remote termination.
The beneficial effects of the utility model are: by up power amplifier unit in optic-fiber repeater system and descending becoming one of power amplifier unit power amplifier, and each unit is separated by the cavity partition wall in inside modules, and power amplifier module also is provided with pad for heat radiation and is located at metab under pcb board.Integrated power amplifier power consumption of the present utility model and caloric value are little, volume is little, good heat dissipation, can be so that the machine volume of optic-fiber repeater system and weight reducing during concrete the use, meet the communication equipment trend toward miniaturization, and this integrated power amplifier is durable in use, has greatly improved the covering effect of signals of optic-fiber repeater system of the present utility model.
Description of drawings
Fig. 1 is the structural representation of integrated power amplifier of the present utility model;
Fig. 2 is the structural representation of the upper cavity in Fig. 1;
Fig. 3 is the outline drawing of integrated power amplifier of the present utility model;
Fig. 4 is the structural representation of optic-fiber repeater system of the present utility model.
Embodiment
Now with embodiment, the utility model is further illustrated by reference to the accompanying drawings.
With reference to figure 1, Fig. 2 and shown in Figure 3, for convenience of explanation, only show the part relevant to the utility model embodiment.a kind of integrated power amplifier 1 for optic-fiber repeater system mainly comprises upper cavity 11, and this upper cavity 11 can be made for ceramic material, is used for preventing exterior mechanical stress, be positioned over the pcb board 3 in upper cavity 11, described up power amplifier unit 21 and descending power amplifier unit 22 are integrated on this pcb board 3, being provided with housing wall 12 between the inner up power amplifier unit 21 of the upper cavity 11 of described integrated power amplifier 1 and descending power amplifier unit 22 separates, make up power amplifier unit 21 and the mutual nonintervention of descending power amplifier unit 22, the pad that integrated power amplifier 1 also is provided with for heat radiation is located at metab 4 under pcb board 3, one side of this metab 4 has radiation tooth, described radiation tooth comprises that two lay respectively at the outer side plate radiation tooth 411 of metab bottom edge and the middle radiation tooth 412 of the multi-disc between described two side plate radiation tooths 411.
With reference to shown in Figure 4, for convenience of explanation, only show the part relevant to the utility model embodiment.A kind of optic-fiber repeater system comprises donor antenna 401, duplexer 402, integrated power amplifier 403, optical module 404, optical module 405, integrated power amplifier 406, duplexer 407, user antenna 408, optical module 409 and optical module 410.Donor antenna 401, duplexer 402, integrated power amplifier 403, optical module 404, optical module 409 consist of near-end machine; Optical module 405, integrated power amplifier 406, duplexer 407, user antenna 408, optical module 410 consist of remote termination.Described donor antenna 401 is connected with described duplexer 402, and integrated power amplifier 403 is connected with duplexer 402, optical module 404 and optical module 409 respectively, and integrated power amplifier 406 is connected with duplexer 407, optical module 405 and optical module 410 respectively.Be connected with optical fiber between described optical module 404 and optical module 405 and between optical module 409 and optical module 410, described user antenna 408 is connected with described duplexer 407.Wherein, integrated power amplifier 403 and integrated power amplifier 406 are the integrated power amplifier 1 in Fig. 1 to Fig. 3.
Although specifically show and introduced the utility model in conjunction with preferred embodiment; but the those skilled in the art should be understood that; within not breaking away from the spirit and scope of the present utility model that appended claims limits; can make a variety of changes the utility model in the form and details, be protection range of the present utility model.
Claims (4)
1. integrated power amplifier that is used for optic-fiber repeater system, it is characterized in that, described up power amplifier unit and descending power amplifier unit are integrated on a pcb board, each unit is separated by the cavity partition wall in inside modules, and described power amplifier module also is provided with pad for heat radiation and is located at metab under pcb board.
2. a kind of integrated power amplifier for optic-fiber repeater system according to claim 1, is characterized in that, the bottom side of described metab has radiation tooth.
3. a kind of integrated power amplifier for optic-fiber repeater system according to claim 2, it is characterized in that, described radiation tooth comprises that two lay respectively at the outer side plate radiation tooth of metab bottom edge and the middle radiation tooth of the multi-disc between described two side plate radiation tooths.
4. optic-fiber repeater system, comprise donor antenna, user antenna, the near-end machine duplexer, the near-end machine optical module, remote termination duplexer and remote termination optical module, described donor antenna is connected with described near-end machine duplexer, described near-end machine optical module is connected with optical fiber with the remote termination optical module, described user antenna is connected with described remote termination duplexer, it is characterized in that, described direct discharging station also comprises integrated power amplifier claimed in claim 1, described integrated power amplifier comprises the integrated power amplifier that is placed in near-end machine and the integrated power amplifier that is placed in remote termination, described near-end machine duplexer is connected with the integrated power amplifier of described near-end machine, described remote termination duplexer is connected with the integrated power amplifier of described remote termination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220349424 CN202998109U (en) | 2012-07-19 | 2012-07-19 | Integrated power amplifier used in fiber repeater system and fiber repeater system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220349424 CN202998109U (en) | 2012-07-19 | 2012-07-19 | Integrated power amplifier used in fiber repeater system and fiber repeater system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202998109U true CN202998109U (en) | 2013-06-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220349424 Expired - Fee Related CN202998109U (en) | 2012-07-19 | 2012-07-19 | Integrated power amplifier used in fiber repeater system and fiber repeater system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202998109U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104270928A (en) * | 2014-09-09 | 2015-01-07 | 华为技术有限公司 | Optical module installation system |
| CN105450303A (en) * | 2015-11-18 | 2016-03-30 | 佳律通信设备(上海)有限公司 | Multisystem optical-fiber near-end machine chassis |
-
2012
- 2012-07-19 CN CN 201220349424 patent/CN202998109U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104270928A (en) * | 2014-09-09 | 2015-01-07 | 华为技术有限公司 | Optical module installation system |
| CN105450303A (en) * | 2015-11-18 | 2016-03-30 | 佳律通信设备(上海)有限公司 | Multisystem optical-fiber near-end machine chassis |
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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 |
Granted publication date: 20130612 Termination date: 20150719 |
|
| EXPY | Termination of patent right or utility model |