CN202004129U - CDMA (Code Division Multiple Access)/ GSM (Global System for Mobile Communication)/ WCDMA (Wideband Code Division Multiple Access) triple-frequency combiner - Google Patents
CDMA (Code Division Multiple Access)/ GSM (Global System for Mobile Communication)/ WCDMA (Wideband Code Division Multiple Access) triple-frequency combiner Download PDFInfo
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- CN202004129U CN202004129U CN2010205941051U CN201020594105U CN202004129U CN 202004129 U CN202004129 U CN 202004129U CN 2010205941051 U CN2010205941051 U CN 2010205941051U CN 201020594105 U CN201020594105 U CN 201020594105U CN 202004129 U CN202004129 U CN 202004129U
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Abstract
The utility model discloses a CDMA/ GSM/ WCDMA triple-frequency combiner, which comprises a box composed of a cavity, a cover plate, three input ports and an output port, wherein the output port is arranged at the rear side of the box, the input ports are arranged at the front side of the box, the inner part of the cavity is separated into three sets of resonant cavities according to the signal input ports, nine resonant columns are orderly arranged in a CDMA resonant cavity, eight resonant columns are orderly arranged in a GSM resonant cavity, eight resonant columns are arranged in a WCDMA resonant cavity, and a resonant column is jointly used by the CDMA resonant cavity and the GSM resonant cavity. The triple-frequency combiner provided in the utility model carries out merging and unified sending to CDMA/ GSM/ WCDMA communication signals, simplifies installation, and reduces cost.
Description
[technical field]
The utility model relates to mixer, relates in particular to a kind of CDMA/GSM/WCDMA tri-frequency combiner.
[background technology]
China's existing mobile communication network has entered the 3G epoch, GSM900/DCS1800 except original China Mobile, the GSM900/DCS1800 of CHINAUNICOM and CDMA800, the PHS of China Telecom, Netcom, WLAN, Digital Clustering and other communication systems have increased WCDMA, CDMA2000, TD-SCDMA 3G system again.The outdoor location network signal can cover by base station separately, and indoor signal can solve by traditional indoor covering system.It is more and more outstanding that yet each operator builds the problems such as repeated construction that covering system brought of oneself respectively.
[summary of the invention]
The technical problems to be solved in the utility model provides a kind of tri-frequency combiner that the communication signal of the CDMA/GSM/WCDMA of different frequency range can be merged and unify to send.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is, a kind of CDMA/GSM/WCDMA tri-frequency combiner, comprise casing, casing comprises cavity, cover plate, input port and output port, is provided with output port at the rear side of casing, and the front side of casing is provided with input port, input port is respectively CDMA port, GSM input port and WCDMA input port, and inside cavity is divided into CDMA resonant cavity, GSM resonant cavity and CDMA resonant cavity; Be aligned in sequence with nine resonance posts in the CDMA resonant cavity, its first resonance post is connected with the CDMA port, be aligned in sequence with eight resonance posts in the GSM resonant cavity, its first resonance post is connected with the GSM input port, be arranged with eight resonance posts in the WCDMA resonant cavity, its first resonance post is connected with the WCDMA input port; The 9th resonance post of CDMA resonant cavity and the 8th resonance post of GSM resonant cavity are the common resonant post; The common resonant post is connected with output port, and the 8th resonance post of WCDMA resonant cavity is connected with output port.
Further improvement is, has the cross-couplings window between the 3rd resonance post and the 5th resonance post in the CDMA resonant cavity, has the cross-couplings window between the 5th resonance post and the 7th resonance post; Have the cross-couplings window between second resonance post and the 4th resonance post in the GSM resonant cavity, have the cross-couplings window between the 4th resonance post and the 6th resonance post.
Further improve and be, have in the CDMA resonant cavity on the resonance post of cross-couplings window both sides correspondence and have breach.
The beneficial effects of the utility model are, the communication signal of CDMA/GSM/WCDMA are merged and unifies send, and simplify and install, and reduce cost.
[description of drawings]
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
Fig. 1 is the structural representation of the utility model CDMA/GSM/WCDMA mixer embodiment.
Among the figure, 1-CDMA input port, first resonance post of 101-, the 3rd resonance post of 103-, the 5th resonance post of 105-, the 7th resonance post of 107-, 2-GSM input port, first resonance post of 201-, second resonance post of 202-, the 4th resonance post of 204-, the 3-WCDMA input port, first resonance post of 301-, the 8th resonance post of 308-, the 4-output port, 5-cavity, 6-common resonant post, 7-resonance post breach, 8-cross-couplings window, 9-cover plate.
[embodiment]
A kind of CDMA/GSM/WCDMA tri-frequency combiner of Fig. 1, comprise casing, casing comprises cavity 5, cover plate 9, input port and output port 4, rear side at casing is provided with 1 output port 4, the front side of casing is provided with 3 input ports, and input port is respectively the WCDMA input port 3 that CDMA port one that frequency range is 825-880MHz, GSM input port 2 that frequency range is 909-960MHz and frequency range are 1920-2170MHz.Simultaneously, cavity 5 is separated into the resonant cavity of three groups of different operating frequencies, and promptly frequency range is the CDMA resonant cavity that the CDMA resonant cavity of 825-880MHz, GSM resonant cavity that frequency range is 909-960MHz and frequency range are 1920-2170MHz.Wherein, be aligned in sequence with nine resonance posts in the CDMA resonant cavity, its first resonance post 101 is connected with the CDMA port, be aligned in sequence with eight resonance posts in the GSM resonant cavity, its first resonance post 201 is connected with the GSM input port, be arranged with eight resonance posts in the WCDMA resonant cavity, its first resonance post 301 is connected with the WCDMA input port.In addition, the 9th resonance post of CDMA resonant cavity and the 8th resonance post of GSM resonant cavity are common resonant post 6, and common resonant post 6 is connected with output port 4, and the 8th resonance post 308 of WCDMA resonant cavity also is connected with output port.
Have between 801, the five resonance posts 105 of cross-couplings window and the 7th resonance post 107 between the 3rd resonance post 103 and the 5th the resonance post 105 in the CDMA resonant cavity and have cross-couplings window 802; Have between 803, the four resonance posts 204 of cross-couplings window and the 6th resonance post 206 between second resonance post 202 and the 4th the resonance post 204 in the GSM resonant cavity and have cross-couplings window 804.
Have in the CDMA resonant cavity on the resonance post of cross-couplings window both sides correspondence and have breach 7.
Table 1: the technical performance index of present embodiment
The opening of cavity 5 covers with cover plate 9, and is screwed on the edge of casing.
Claims (3)
1. CDMA/GSM/WCDMA tri-frequency combiner, comprise casing, casing comprises cavity, cover plate, input port and output port, rear side at casing is provided with output port, the front side of casing is provided with input port, it is characterized in that described input port is respectively CDMA port, GSM input port and WCDMA input port, described inside cavity is divided into CDMA resonant cavity, GSM resonant cavity and CDMA resonant cavity; Be aligned in sequence with nine resonance posts in the described CDMA resonant cavity, its first resonance post is connected with the CDMA port, be aligned in sequence with eight resonance posts in the GSM resonant cavity, its first resonance post is connected with the GSM input port, be arranged with eight resonance posts in the WCDMA resonant cavity, its first resonance post is connected with the WCDMA input port; The 9th resonance post of CDMA resonant cavity and the 8th resonance post of GSM resonant cavity are the common resonant post; The common resonant post is connected with output port, and the 8th resonance post of WCDMA resonant cavity is connected with output port.
2. CDMA/GSM/WCDMA tri-frequency combiner according to claim 1, it is characterized in that, have the cross-couplings window between the 3rd resonance post and the 5th resonance post in the described CDMA resonant cavity, have the cross-couplings window between the 5th resonance post and the 7th resonance post; Have the cross-couplings window between second resonance post and the 4th resonance post in the described GSM resonant cavity, have the cross-couplings window between the 4th resonance post and the 6th resonance post.
3. CDMA/GSM/WCDMA tri-frequency combiner according to claim 2 is characterized in that, has in the CDMA resonant cavity on the resonance post of cross-couplings window both sides correspondence and has breach.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205941051U CN202004129U (en) | 2010-10-29 | 2010-10-29 | CDMA (Code Division Multiple Access)/ GSM (Global System for Mobile Communication)/ WCDMA (Wideband Code Division Multiple Access) triple-frequency combiner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205941051U CN202004129U (en) | 2010-10-29 | 2010-10-29 | CDMA (Code Division Multiple Access)/ GSM (Global System for Mobile Communication)/ WCDMA (Wideband Code Division Multiple Access) triple-frequency combiner |
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| Publication Number | Publication Date |
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| CN202004129U true CN202004129U (en) | 2011-10-05 |
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| CN2010205941051U Expired - Fee Related CN202004129U (en) | 2010-10-29 | 2010-10-29 | CDMA (Code Division Multiple Access)/ GSM (Global System for Mobile Communication)/ WCDMA (Wideband Code Division Multiple Access) triple-frequency combiner |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103151589A (en) * | 2013-03-05 | 2013-06-12 | 京信通信系统（中国）有限公司 | Combining-dividing structure of cavity radio frequency device and cavity radio frequency device adopting same |
| WO2021093456A1 (en) * | 2019-11-13 | 2021-05-20 | 京信通信技术(广州)有限公司 | Combiner |
| CN113054335A (en) * | 2019-12-27 | 2021-06-29 | 深圳市大富科技股份有限公司 | Communication device and filter |
-
2010
- 2010-10-29 CN CN2010205941051U patent/CN202004129U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103151589A (en) * | 2013-03-05 | 2013-06-12 | 京信通信系统（中国）有限公司 | Combining-dividing structure of cavity radio frequency device and cavity radio frequency device adopting same |
| CN103151589B (en) * | 2013-03-05 | 2015-09-09 | 京信通信系统（中国）有限公司 | The combiner structure of cavity radio frequency device and adopt the cavity radio frequency device of this structure |
| WO2021093456A1 (en) * | 2019-11-13 | 2021-05-20 | 京信通信技术(广州)有限公司 | Combiner |
| CN113054335A (en) * | 2019-12-27 | 2021-06-29 | 深圳市大富科技股份有限公司 | Communication device and filter |
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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: 20111005 Termination date: 20121029 |