CN101557025A - Compact GSM/CDMA shared combiner for transceiving - Google Patents
Compact GSM/CDMA shared combiner for transceiving Download PDFInfo
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- CN101557025A CN101557025A CNA2009100277598A CN200910027759A CN101557025A CN 101557025 A CN101557025 A CN 101557025A CN A2009100277598 A CNA2009100277598 A CN A2009100277598A CN 200910027759 A CN200910027759 A CN 200910027759A CN 101557025 A CN101557025 A CN 101557025A
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Abstract
The invention relates to a compact GSM/CDMA shared combiner for transceiving, which subtly adopts a back-to-back physical structure and simultaneously applies the non-resonating node technology and the multi-zero-point technology of an ANT end of a coaxial cavity to perfectly combine cluster 800MHz and Unicom CDMA for sharing the ANT end for output. The compact GSM/CDMA shared combiner for transceiving greatly saves the space volume, lowers the cost and reduces the system loss. The compact GSM/CDMA shared combiner for transceiving subtly adopts the back-to-back physical structure and simultaneously applies the non-resonating node technology and the multi-zero-point technology of the ANT end of the coaxial cavity to perfectly combine cluster 800MHz and Unicom CDMA for sharing the ANT end of the coaxial cavity for output. The compact GSM/CDMA shared combiner for transceiving greatly saves the space volume, lowers the cost and reduces the system loss.
Description
Technical field
The present invention relates to a kind of communication equipment field, specifically a kind of compact GSM/CDMA transmit-receive sharing mixer.
Background technology
Along with the development of mobile communication, the existing attitude that multiple system occurred and deposited, the communication network that has multiple system in each operator.At present, all there are GSM and cdma mobile communication network (being called G net and C net respectively) in several big mobile communication carrier of China, and usually, these two kinds of networks are to build respectively in same iron tower by different antenna-feedback systems.But can unite two into one fully with regard to antenna-feedback system, promptly only use a cover antenna-feedback system, increase the GSM/CDMA mixer, the signal that so not only can finish CDMA and GSM net covers, and can reduce pylon requirement, minimizing difficulty of construction, saving cost of equipment and operating expenses, its comprehensive benefit is obvious.
At present, conventional GSM/CDMA mixer can adopt two direct cascades of duplexer to form T type knot, as shown in Figure 1 in theory.Yet, in actual applications, usually said structure is made a variation, split earlier and close the road again, as Fig. 2, be the syndeton schematic diagram of the GSM/CDMA mixer that adopts three duplexers.But this structure needs three devices, add some cables and could realize repertoire, equipment disperses, power loss is big, volume dispersion, with high costs, brings very big inconvenience to installation and maintenance, and power capacity is little, and debugging difficulty is big, gives to produce in batches to use and brings very big inconvenience.
The mixer insertion loss of adopting coaxial cavity to realize is little, and temperature stability is good, and the outer inhibition degree height of band is that the ideal of GSM/CDMA co-space feedback system base station mixer is selected.
Summary of the invention
The present invention seeks to overcome above-mentioned drawback, a kind of complete function, the strong and reliable and stable compact GSM/CDMA transmit-receive sharing mixer of antijamming capability are provided.
Technical scheme of the present invention is:
A kind of compact GSM/CDMA transmit-receive sharing mixer, it is characterized in that comprising first resonant cavity, second resonant cavity, the 3rd resonant cavity, the 4th resonant cavity, the 5th resonant cavity and the 6th resonant cavity, be equipped with resonant rod installing hole and dividing plate in described first resonant cavity, second resonant cavity, the 3rd resonant cavity, the 4th resonant cavity, the 5th resonant cavity and the 6th resonant cavity, the resonant rod installing hole is to run through the front of cavity and the through hole of reverse side, the resonant rod installing hole is provided with one or two tep reel resonant rod, and dividing plate is provided with coupling window; First resonant cavity, the 3rd resonant cavity, the 5th resonant cavity and the 6th resonant cavity are arranged on the front of cavity, and second resonant cavity and the 4th resonant cavity are arranged on the reverse side of cavity; Be respectively equipped with four chamber simple zero structures and four chambeies structure at two zero point in first resonant cavity, second resonant cavity, the 3rd resonant cavity and the 4th resonant cavity; The overlapping part of first resonant cavity and the 3rd resonant cavity is provided with the first disresonance node, and the first disresonance node is electrically connected with the 5th resonant cavity; The overlapping part of second resonant cavity and the 4th resonant cavity is provided with the second disresonance node, and the second disresonance node is electrically connected with the 6th resonant cavity; The overlapping part of the 5th resonant cavity and the 6th resonant cavity is provided with the 3rd disresonance node, and the 3rd disresonance node is electrically connected with the inner core that closes the terminal joint; First resonant cavity and second resonant cavity are electrically connected in first joint; The 3rd resonant cavity and the 4th resonant cavity are electrically connected in second joint; Be equipped with cover plate in the front of cavity and the reverse side of cavity, the corresponding position, position with the resonant rod installing hole on the cover plate is provided with tuning screw rod, and cover plate removably connects by screw hole on the cavity and cavity.
Be symmetrical arranged two tep reel resonant rods on the described first disresonance node, be connected with first disresonance node coupling tap on one of them tep reel resonant rod and connect lead, be electrically connected with the chamber wall of the 5th resonant cavity after first disresonance node coupling tap connection lead passes the first disresonance node intercommunicating pore, be provided with dielectric between the first disresonance node coupling tap connection lead and the first disresonance node intercommunicating pore.
Be symmetrical arranged two tep reel resonant rods on the described second disresonance node, be connected with second disresonance node coupling tap on one of them tep reel resonant rod and connect lead, be electrically connected with the chamber wall of the 6th resonant cavity after second disresonance node coupling tap connection lead passes the second disresonance node intercommunicating pore, be provided with dielectric between the second disresonance node coupling tap connection lead and the second disresonance node intercommunicating pore.
Described the 3rd disresonance node is provided with a tep reel resonant rod, and this tep reel resonant rod closes road coupling tap connection lead by the 3rd disresonance node and is electrically connected with the inner core that closes the terminal joint.
Described first joint top is provided with first and is communicated with window, and the inner core of first joint is electrically connected by the first coupling tap and adjacent with it tep reel resonant rod.
Described second joint top is provided with second and is communicated with window, and the inner core of second joint is electrically connected by the second coupling tap and adjacent with it tep reel resonant rod.
Described tep reel resonant rod is the tep reel resonant rod that is provided with the tep reel resonant rod of tep reel resonant rod notch or is not provided with tep reel resonant rod notch, is connected by screw rod between tep reel resonant rod and the tep reel resonant rod or between tep reel resonant rod and the cavity.
The invention has the beneficial effects as follows:
Compact GSM of the present invention/CDMA transmit-receive sharing mixer is used back-to-back physical structure dexterously, use coaxial cavity ANT end disresonance node technology, multi-zero technology simultaneously, GSM cluster 800MHz and the CDMA of UNICOM are ideally combined the output of shared coaxial cavity ANT end.Greatly saved spatial volume, and reduced cost, reduced system loss.
Coupled structure of the present invention has made full use of the first coupling tap, the second coupling tap, the second disresonance node is coupled, and tap connects lead and first disresonance node coupling tap is connected the space structure that lead passes cavity inner wall, both realized coupling, do not take and outer space again, more do not need cable to connect.
Description of drawings
Fig. 1 is the theory diagram of the GSM/CDMA transmitting-receiving mixer of T type junction structure.
Fig. 2 receives and dispatches the theory diagram of mixer for the GSM/CDMA that adopts three duplexers.
Fig. 3 is the structural representation in cavity of the present invention front.
Fig. 4 is the structural representation of cavity of the present invention side.
Fig. 5 is the structural representation of cavity reverse side of the present invention.
Fig. 6 is the structural representation of tep reel resonant rod of the present invention.
Fig. 7 is the assembly structure schematic diagram in cavity of the present invention front.
Fig. 8 is the assembly structure schematic diagram of cavity reverse side of the present invention.
Among the figure: 1 is cavity, 2 is first joint, 20 is the first connection window, 201 is the first coupling tap, 3 is second joint, 30 is the second connection window, 301 is the second coupling tap, 4 for closing the terminal joint, 5 is first resonant cavity, 6 is second resonant cavity, 7 is the 3rd resonant cavity, 8 is the 4th resonant cavity, 9 is the 5th resonant cavity, 10 is the 6th resonant cavity, 11 is the resonant rod installing hole, 12 is dividing plate, 13 is coupling window, 14 is screw hole, 15 is four chamber simple zero structures, 16 is four chambeies structures at two zero point, 17 is the first disresonance node, 170 is the first disresonance node intercommunicating pore, 171 is that first disresonance node coupling tap connects lead, 18 is the second disresonance node, 180 is the second disresonance node intercommunicating pore, 181 is that second disresonance node coupling tap connects lead, 19 is the 3rd disresonance node, 190 is that the 3rd disresonance node closes road coupling tap connection lead, 21 is the tep reel resonant rod, 211 is tep reel resonant rod notch.
Embodiment
The present invention is further illustrated below in conjunction with drawings and Examples.
A kind of compact GSM/CDMA transmit-receive sharing mixer, adopt the physical structure of " back-to-back " dexterously, use coaxial cavity ANT end disresonance node technology, multi-zero technology simultaneously, with cluster 800MHz and the CDMA of the UNICOM shared ANT end output that ideally combines.Greatly saved spatial volume, and reduced cost, reduced system loss.
The structure that the present invention is connected by three duplexers of employing in first resonant cavity 5, second resonant cavity 6, the 3rd resonant cavity 7, the 4th resonant cavity 8, the 5th resonant cavity 9 and the 6th resonant cavity 10 difference alternate figures 2, wherein, the frequency range of first resonant cavity 5, second resonant cavity 6, the 3rd resonant cavity 7, the 4th resonant cavity 8, the 5th resonant cavity 9 and the 6th resonant cavity 10 pairing duplexers is respectively: 806MHz-821MHz, 855MHz-866MHz, 825MHz-835MHz, 870MHz-880MHz, 806MHz-835MHz and 855MHz-880MHz.The syndeton of first resonant cavity 5, second resonant cavity 6, the 3rd resonant cavity 7, the 4th resonant cavity 8, the 5th resonant cavity 9 and the 6th resonant cavity 10 adopts the theory structure of Fig. 2.First resonant cavity 5, second resonant cavity 6, the 3rd resonant cavity 7, the 4th resonant cavity 8, the 5th resonant cavity 9 and the 6th resonant cavity 10 all are incorporated in the cavity 1 that is made by metal material, add the cover plate of cavity 1 positive and negative, constitute cavity body structure jointly.The present invention has two input ports, is respectively first joint 2 and second joint 3, Port1 in the corresponding diagram 2 and Port2; The present invention is provided with an output port, promptly closes terminal joint 4, the ANT end in the corresponding diagram 2.
In conjunction with Fig. 3, Fig. 4, Fig. 5 and Fig. 6, a kind of compact GSM/CDMA transmit-receive sharing mixer, comprise first resonant cavity 5, second resonant cavity 6, the 3rd resonant cavity 7, the 4th resonant cavity 8, the 5th resonant cavity 9 and the 6th resonant cavity 10, described first resonant cavity 5, second resonant cavity 6, the 3rd resonant cavity 7, the 4th resonant cavity 8, be equipped with several resonant rod installing holes 11 and dividing plate 12 in the 5th resonant cavity 9 and the 6th resonant cavity 10, resonant rod installing hole 11 is for running through the front of cavity 1 and the through hole of reverse side, resonant rod installing hole 11 is provided with one or two tep reel resonant rod 21, the position of corresponding resonant rod installing hole 11 is equipped with a tep reel resonant rod 21 in each resonant cavity, different resonant cavitys can a shared resonant rod installing hole 11, like this, will be symmetrical arranged two tep reel resonant rods 21 of volume on the resonant rod installing hole 11.
As Fig. 7, be symmetrical arranged two tep reel resonant rods 21 on the first disresonance node 17, these two tep reel resonant rods 21 lay respectively at the positive and negative of cavity 1, wherein be positioned at and be connected with first disresonance node coupling tap on the tep reel resonant rod 21 in front of cavity 1 and connect lead 171, first disresonance node coupling tap connection lead 171 passes the first disresonance node intercommunicating pore, 170 backs and is electrically connected with the chamber wall of the 5th resonant cavity 9, is provided with dielectric between the first disresonance node coupling tap connection lead 171 and the first disresonance node intercommunicating pore 170.
As Fig. 8, be symmetrical arranged two tep reel resonant rods 21 on the second disresonance node 18, one of them is positioned at and is connected with second disresonance node coupling tap on the tep reel resonant rod 21 of cavity 1 reverse side and connects lead 181, second disresonance node coupling tap connection lead 181 passes the second disresonance node intercommunicating pore, 180 backs and is electrically connected with the chamber wall of the 6th resonant cavity 10, is provided with dielectric between the second disresonance node coupling tap connection lead 181 and the second disresonance node intercommunicating pore 180.
The 3rd disresonance node 19 is provided with a tep reel resonant rod 21, and this tep reel resonant rod 21 closes road coupling tap connection lead 190 by the 3rd disresonance node and is electrically connected with the inner core that closes terminal joint 4.
First joint, 2 tops are provided with first inner core that is communicated with window 20, the first joints 2 and are electrically connected by the first coupling tap 201 and adjacent with it tep reel resonant rod 21.
Second joint, 3 tops are provided with second inner core that is communicated with window 30, the second joints 3 and are electrically connected by the second coupling tap 301 and adjacent with it tep reel resonant rod 21.
Tep reel resonant rod 21 is for being provided with the tep reel resonant rod 21 of tep reel resonant rod notch 211 or not being provided with the tep reel resonant rod 21 of tep reel resonant rod notch 211, is connected by screw rod between tep reel resonant rod 21 and the tep reel resonant rod 21 or between tep reel resonant rod 21 and the cavity 1.
Electrical connection of the present invention can connect by electric soldering.About the concrete layout structure of the concrete shape of the casing of cavity 1 or tep reel resonant rod 11 and dividing plate 12,, can do suitable adjustment under connotation of the present invention.
Claims (7)
1, a kind of compact GSM/CDMA transmit-receive sharing mixer, it is characterized in that comprising first resonant cavity (5), second resonant cavity (6), the 3rd resonant cavity (7), the 4th resonant cavity (8), the 5th resonant cavity (9) and the 6th resonant cavity (10), described first resonant cavity (5), second resonant cavity (6), the 3rd resonant cavity (7), the 4th resonant cavity (8), be equipped with resonant rod installing hole (11) and dividing plate (12) in the 5th resonant cavity (9) and the 6th resonant cavity (10), resonant rod installing hole (11) is for running through the front of cavity (1) and the through hole of reverse side, resonant rod installing hole (11) is provided with one or two tep reel resonant rod (21), and dividing plate (12) is provided with coupling window (13); First resonant cavity (5), the 3rd resonant cavity (7), the 5th resonant cavity (9) and the 6th resonant cavity (10) are arranged on the front of cavity (1), and second resonant cavity (6) and the 4th resonant cavity (8) are arranged on the reverse side of cavity (1); Be respectively equipped with the two structures at zero point (16) in four chamber simple zero structures (15) and four chambeies in first resonant cavity (5), second resonant cavity (6), the 3rd resonant cavity (7) and the 4th resonant cavity (8); The overlapping part of first resonant cavity (5) and the 3rd resonant cavity (7) is provided with the first disresonance node (17), and the first disresonance node (17) is electrically connected with the 5th resonant cavity (9); The overlapping part of second resonant cavity (6) and the 4th resonant cavity (8) is provided with the second disresonance node (18), and the second disresonance node (18) is electrically connected with the 6th resonant cavity (10); The overlapping part of the 5th resonant cavity (9) and the 6th resonant cavity (10) is provided with the 3rd disresonance node (19), and the 3rd disresonance node (19) is electrically connected with the inner core that closes terminal joint (4); First resonant cavity (5) and second resonant cavity (6) are located to be electrically connected at first joint (2); The 3rd resonant cavity (7) and the 4th resonant cavity (8) are located to be electrically connected at second joint (3); Be equipped with cover plate in the front of cavity (1) and the reverse side of cavity (1), the corresponding position, position with resonant rod installing hole (11) on the cover plate is provided with tuning screw rod, and cover plate removably connects by screw hole (14) on the cavity (1) and cavity (1).
2, compact GSM according to claim 1/CDMA transmit-receive sharing mixer, it is characterized in that being symmetrical arranged two tep reel resonant rods (21) on the described first disresonance node (17), be connected with first disresonance node coupling tap on one of them tep reel resonant rod (21) and connect lead (171), first disresonance node coupling tap connection lead (171) passes the first disresonance node intercommunicating pore (170) back and is electrically connected with the chamber wall of the 5th resonant cavity (9), is provided with dielectric between the first disresonance node coupling tap connection lead (171) and the first disresonance node intercommunicating pore (170).
3, compact GSM according to claim 1/CDMA transmit-receive sharing mixer, it is characterized in that being symmetrical arranged two tep reel resonant rods (21) on the described second disresonance node (18), be connected with second disresonance node coupling tap on one of them tep reel resonant rod (21) and connect lead (181), second disresonance node coupling tap connection lead (181) passes the second disresonance node intercommunicating pore (180) back and is electrically connected with the chamber wall of the 6th resonant cavity (10), is provided with dielectric between the second disresonance node coupling tap connection lead (181) and the second disresonance node intercommunicating pore (180).
4, compact GSM according to claim 1/CDMA transmit-receive sharing mixer, it is characterized in that described the 3rd disresonance node (19) is provided with a tep reel resonant rod (21), this tep reel resonant rod (21) closes road coupling tap connection lead (190) by the 3rd disresonance node and is electrically connected with the inner core that closes terminal joint (4).
5, compact GSM according to claim 1/CDMA transmit-receive sharing mixer, it is characterized in that described first joint (2) top is provided with first and is communicated with window (20), the inner core of first joint (2) is electrically connected by the first coupling tap (201) and adjacent with it tep reel resonant rod (21).
6, compact GSM according to claim 1/CDMA transmit-receive sharing mixer, it is characterized in that described second joint (3) top is provided with second and is communicated with window (30), the inner core of second joint (3) is electrically connected by the second coupling tap (301) and adjacent with it tep reel resonant rod (21).
7, according to the described compact GSM of claim 1 to 6/CDMA transmit-receive sharing mixer, it is characterized in that described tep reel resonant rod (21) for being provided with the tep reel resonant rod (21) of tep reel resonant rod notch (211) or not being provided with the tep reel resonant rod (21) of tep reel resonant rod notch (211), be connected by screw rod between tep reel resonant rod (21) and the tep reel resonant rod (21) or between tep reel resonant rod (21) and the cavity (1).
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009100277598A CN101557025B (en) | 2009-05-20 | 2009-05-20 | Compact GSM/CDMA shared combiner for transceiving |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009100277598A CN101557025B (en) | 2009-05-20 | 2009-05-20 | Compact GSM/CDMA shared combiner for transceiving |
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| CN101557025A true CN101557025A (en) | 2009-10-14 |
| CN101557025B CN101557025B (en) | 2012-07-18 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101728609A (en) * | 2010-01-07 | 2010-06-09 | 东莞市苏普尔电子科技有限公司 | Implementing method for preventing signals of coaxial filter from leaking and signal processing device |
| CN109066026A (en) * | 2018-07-05 | 2018-12-21 | 南京信息工程大学 | A kind of Ka band dual channel duplexer suitable for multi-antenna array |
| CN114556694A (en) * | 2019-10-15 | 2022-05-27 | 华为技术有限公司 | Combiner |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6711360B1 (en) * | 2001-12-28 | 2004-03-23 | Remec, Inc, | Duty-cycle adjustable clock generator with low reverse bias and zero DC level |
| CN2657318Y (en) * | 2003-11-25 | 2004-11-17 | 杭州紫光通信技术有限公司 | CDMA/GSM double-frequency circuit connector |
| CN2731877Y (en) * | 2004-09-22 | 2005-10-05 | 摩比天线技术（深圳）有限公司 | Route synthetizer for GSM/CDMA co-space feedback system base station |
| CN2796134Y (en) * | 2005-01-05 | 2006-07-12 | 北京东方信联科技有限公司 | PHS/WCDMA circuit integrating device |
| CN1775945A (en) * | 2005-05-17 | 2006-05-24 | 上海大学 | Method for in vitro inhibiting AF116909 gene induced nerve stem cells from directional differentiating into cholinergic neuron |
| CN201018482Y (en) * | 2007-03-12 | 2008-02-06 | 京信通信系统（中国）有限公司 | Dual-frequency combiner |
-
2009
- 2009-05-20 CN CN2009100277598A patent/CN101557025B/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101728609A (en) * | 2010-01-07 | 2010-06-09 | 东莞市苏普尔电子科技有限公司 | Implementing method for preventing signals of coaxial filter from leaking and signal processing device |
| CN109066026A (en) * | 2018-07-05 | 2018-12-21 | 南京信息工程大学 | A kind of Ka band dual channel duplexer suitable for multi-antenna array |
| CN109066026B (en) * | 2018-07-05 | 2023-08-15 | 南京信息工程大学 | Ka-band double-channel duplexer applicable to multi-antenna array |
| CN114556694A (en) * | 2019-10-15 | 2022-05-27 | 华为技术有限公司 | Combiner |
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| Publication number | Publication date |
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| CN101557025B (en) | 2012-07-18 |
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Address after: 210031 J03-B, Liu Liu Industrial Park, Taishan Park, Nanjing hi tech Development Zone, Jiangsu, China Patentee after: Saigew Microwave Science & Technology Co., Ltd. Address before: 210031 J03-B, Liu Liu Industrial Park, Taishan Park, Nanjing hi tech Development Zone, Jiangsu, China Patentee before: Nanjing Saigew Microwave Science & Technology Co., Ltd. |