CN201039165Y - GSM900/DCS1800 dual-network power amplification integration device - Google Patents
GSM900/DCS1800 dual-network power amplification integration device Download PDFInfo
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- CN201039165Y CN201039165Y CNU2007200124550U CN200720012455U CN201039165Y CN 201039165 Y CN201039165 Y CN 201039165Y CN U2007200124550 U CNU2007200124550 U CN U2007200124550U CN 200720012455 U CN200720012455 U CN 200720012455U CN 201039165 Y CN201039165 Y CN 201039165Y
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- duplexer
- dcs
- gsm
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
The utility model relates to a GSM900/DCS1800 dual net power amplifier amplifying and integrating device, which comprises a power divider, duplexers, a combiner, an optical mode, a filter, a power amplifier and a low-noise amplifier, which is characterized in that the two output terminals of the power divider in a proximal end machine are respectively connected with the output terminals of a GSM duplexer and a DCS duplexer; one output terminals of the GSM duplexer and the DCS duplexer are connected with the combiner while the other output terminal of the GSM duplexer and the DCS duplexer are connected with the output terminal of the power divider, the output terminals of the combiner and the power divider are connected with the output terminal of the optical mode in the proximal end machine, the optical model in the proximal end machine is connected with the optical model in a remote end machine through an optical fiber, the output terminal of the remote end machine is connected with the power divider which is connected with the output terminals of the DCS duplexer and the GSM duplexer through the filter, a lower level power amplifier, the output terminals of the DCS duplexer and the GSM duplexer are connected with the output terminal of the combiner, an upper level output terminal of the combiner is respectively connected with the combiner through the DCS duplexer, the GSM duplexer and the upper low-noise amplifier; thereby, the utility model has the advantages of simple structure, small difficulty in construction and can achieve integrated management of the dual net.
Description
Technical field
The utility model relates to less radio-frequency and two network technology field, the two net power amplification integrating devices of particularly a kind of GSM900/DCS1800.
Background technology
All do not close pipeline equipment in the domestic existing GSM900/DCS1800 Mobile communication direct base station, promptly do not have the road of closing function, have only single frequency range enlarging function.The repeater is when dispatching from the factory, can only do the equipment that two cover different frequency range single frequency band are amplified, but in using at the scene, the two nets of the radiofrequency signal of access repeater close the signal behind the road, so when the repeater is installed, need external power splitter to tell the two-way radiofrequency signal, and two equipment that overlap different frequency ranges that set up are realized the network coverage, bring very big inconvenience, equipment to need management separately to site operation, also increased very big cost simultaneously.
The purpose of this utility model provides a kind of reducing cost, and can realize the two net power amplification integrating devices of GSM900/DCS1800 of two net unifications.
The utility model is to realize like this, it comprises power splitter, duplexer, mixer, optical module, filter, power amplifier and low noise amplifier, it is characterized in that the near-end machine power splitter the two-way output respectively with the GSM duplexer, the input of DCS duplexer is connected, one road output of GSM duplexer and DCS duplexer is connected with mixer, the input on another road is connected with the output of power splitter, the output of mixer and power splitter is connected with the input of near-end machine optical module, near-end machine optical module is connected by optical fiber with the remote termination optical module, the output of remote termination optical module is connected with power splitter, power splitter passes through filter, downlink power amplifier and DCS duplexer, the input of GSM duplexer is connected, the DCS duplexer, the output of GSM duplexer is connected with the input of mixer, and the up input of mixer is respectively by the DCS duplexer, the GSM duplexer, up low noise amplifier is connected with mixer.
The utlity model has simple in structurely, difficulty of construction is little, can realize the advantage of two net unified managements.
Description of drawings
Below in conjunction with accompanying drawing the utility model is further described;
Fig. 1 is the structural representation of the two net power amplification integrating devices of GSM900/DCS1800.
Embodiment
The two net power amplification integrating devices of this GSM900/DCS1800 comprise power splitter 1-2, duplexer 3-6, mixer 7-8, optical module 10-11, filter 12-13, power amplifier 14-15 and low noise amplifier 16-17, the two-way output of the power splitter 1 of near-end machine (model is AW.PD2450N) respectively with GSM duplexer (model is AW.DLX900 24-3B) 3, the input of DCS duplexer (model is AW.DLX1800-24-3B) 4 is connected, one road output of GSM duplexer 3 and DCS duplexer 4 is connected with mixer (model is AW.PC21-4-200N) 7, the input on another road is connected with the output of power splitter (model is AW.PD2450N) 2, the output of mixer 7 and power splitter 2 is connected with the input of near-end machine optical module (model is OT1800-1550) 10, near-end machine optical module (model is OT1800-1550) 10 and remote termination optical module (model is OT1800-1550) 11 are connected by optical fiber, the output of remote termination optical module 11 is connected with power splitter (model is AW.PD2450N) 18, power splitter is by filter 12 and 13, downlink power amplifier 14 and 15 and DCS duplexer (model is AW.DLX1800-24-3B) 5, the input of GSM duplexer (model is AW.DLX900-24-3B) 6 is connected, DCS duplexer 5, the output of GSM duplexer 6 is connected with the input of mixer (model is AW.PC21-4-200N) 9, the up input of mixer 9 is respectively by DCS duplexer 5, GSM duplexer 6, up low noise amplifier (model is LNA900UO-45) 16, up low noise amplifier (model is LNA1800UO-45) 17, be connected with mixer (model is AW.PC21-4-200N) 8, its operation principle is, near-end machine BS termination is received the downlink radio frequency input signal that the base station is coupled out, tell two paths of signals through power splitter 1, respectively by GSM duplexer (model is AW.DLX900-24-3B) 3 of different frequency range and the superfluous signal beyond DCS duplexer (model is AW.DLX1800-24-3B) the 4 filtering frequency bands, after useful signal is passed through, close the road again and enter optical module 10, optical module 10 converts corresponding radiofrequency signal to light signal, be transferred to remote termination by optical fiber then, the uplink optical signal that the optical module 10 of while near-end machine also transmits far-end converts radiofrequency signal to, be divided into two paths of signals by power splitter 2 again and enter GSM duplexer 3 and DCS duplexer 4, after filtering, close the road, deliver to the base station by coupler then, the remote termination operation principle: the optical module 11 of the remote termination nearly downlink optical signal that transmits of terminal converts the corresponding downstream radiofrequency signal to, again after power splitter 2 is divided into two paths of signals, filter 13 by two different frequency ranges (930-954) filter 12 and frequency range (1805-1829), leaching two useful signals amplifies respectively through power amplifier 14 and 15, after duplexer 5 and duplexer 6, mixer 9 is delivered to retransmitting antenna and is transmitted to the mobile subscriber, the upward signal that the while mobile subscriber sends is received by retransmitting antenna, deliver to the MS port of remote termination, enter power splitter 9, through duplexer 5 and duplexer 6, low noise amplifier (model is LNA900UO-45) 16, after low noise amplifier (model is LNA1800UO-45) 17 amplifies respectively, send into optical module 11 by synthetic one road signals of mixer 8 again, then by optical module 11 with radiofrequency signal convert to light signal by Optical Fiber Transmission to the near-end machine.
Claims (1)
1. two net power amplification integrating devices of a GSM900/DCS1800, it comprises power splitter, duplexer, mixer, optical module, filter, power amplifier and low noise amplifier, it is characterized in that the near-end machine power splitter the two-way output respectively with the GSM duplexer, the input of DCS duplexer is connected, one road output of GSM duplexer and DCS duplexer is connected with mixer, the input on another road is connected with the output of power splitter, the output of mixer and power splitter is connected with the input of near-end machine optical module, near-end machine optical module is connected by optical fiber with the remote termination optical module, the output of remote termination optical module is connected with power splitter, power splitter passes through filter, downlink power amplifier and DCS duplexer, the input of GSM duplexer is connected, the DCS duplexer, the output of GSM duplexer is connected with the input of mixer, and the up input of mixer is respectively by the DCS duplexer, the GSM duplexer, up low noise amplifier is connected with mixer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200124550U CN201039165Y (en) | 2007-06-05 | 2007-06-05 | GSM900/DCS1800 dual-network power amplification integration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200124550U CN201039165Y (en) | 2007-06-05 | 2007-06-05 | GSM900/DCS1800 dual-network power amplification integration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201039165Y true CN201039165Y (en) | 2008-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200124550U Expired - Fee Related CN201039165Y (en) | 2007-06-05 | 2007-06-05 | GSM900/DCS1800 dual-network power amplification integration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201039165Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102355277A (en) * | 2011-08-03 | 2012-02-15 | 京信通信系统（中国）有限公司 | Integrated interface module of high-power power amplifier system and signal processing method thereof |
| CN101765128B (en) * | 2008-12-24 | 2012-11-14 | 联芯科技有限公司 | Dual-mode terminal testing device and dual-mode terminal testing method |
| CN105517202A (en) * | 2016-01-26 | 2016-04-20 | 上海智觅智能科技有限公司 | Two-circuit parallel type isolating amplifier circuit |
-
2007
- 2007-06-05 CN CNU2007200124550U patent/CN201039165Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101765128B (en) * | 2008-12-24 | 2012-11-14 | 联芯科技有限公司 | Dual-mode terminal testing device and dual-mode terminal testing method |
| CN102355277A (en) * | 2011-08-03 | 2012-02-15 | 京信通信系统（中国）有限公司 | Integrated interface module of high-power power amplifier system and signal processing method thereof |
| CN105517202A (en) * | 2016-01-26 | 2016-04-20 | 上海智觅智能科技有限公司 | Two-circuit parallel type isolating amplifier circuit |
| CN105517202B (en) * | 2016-01-26 | 2018-09-28 | 上海智觅智能科技有限公司 | A kind of two-way parallel connection isolating amplifier circuit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080319 Termination date: 20130605 |