CN102683782A - High-broadband quadruple two-port combiner for telecommunication - Google Patents
High-broadband quadruple two-port combiner for telecommunication Download PDFInfo
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- CN102683782A CN102683782A CN2012101206553A CN201210120655A CN102683782A CN 102683782 A CN102683782 A CN 102683782A CN 2012101206553 A CN2012101206553 A CN 2012101206553A CN 201210120655 A CN201210120655 A CN 201210120655A CN 102683782 A CN102683782 A CN 102683782A
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Abstract
The invention discloses a high-broadband quadruple two-port combiner for telecommunication, which comprises a case body, wherein a resonator cavity is formed in the case body, the resonator cavity is divided into upper, middle and lower parts, a plurality of TD signal end frequency resonance capacitors are installed in the upper resonator cavity, a plurality of GSM&CDMA (global system for mobile communication & code division multiple access) signal end frequency resonance capacitors are installed in the middle resonator cavity, a plurality of DCS&3G&WLAN (distributed control system & 3rd-generation & wireless local area network) signal end frequency resonance capacitors are installed in the lower resonator cavity, an N-KFD type signal input combination port is installed on the side of the upper end of the case body, an N-KFD type ANT signal output port is installed on the other side of the upper end of the case body, the N-KFD type signal input combination port and the N-KFD type ANT signal output port are respectively connected to three capacitors by transmission signal wires, and a cover plate is arranged on the upper surface of the case body. The high-broadband quadruple two-port combiner disclosed by the invention can combine the signals in all wave bands of CDMA network GSM network, DCS network, 3G network, TD network and WLAN network into one path to simultaneously work by sharing one set of antenna feed system or indoor distributed system. By adopting aluminum alloy material cavity body finish machining, the inside smooth finish is high, no polished burs exit, and the phenomenon of sharp corner strike fire is avoided during working; and the high-broadband quadruple two-port combiner has the advantages of long service life, low loss, smooth signal transmission, convenience in installation and maintenance and the like.
Description
Technical field:
The present invention relates to the mobile communication equipment field, relate in particular to a kind of telecommunications with high wideband four-way two-port unification mixer.
Background technology:
In the existing cordless communication network; Cdma network, GSM network, DCS network, 3G network, TD network and wlan network have different frequency ranges separately; Transmitting-receiving needs the different equipment of a cover separately, and overlapping investment causes significant wastage, and has the problem that interferes with each other.
Therefore imagination provides a kind of telecommunications with high wideband four-way two-port unification mixer; Be mainly used in Chinese telecommunications network and cover, cdma network, GSM network, DCS network, 3G network, TD network and all in-band signals of wlan network are combined into one a tunnel shared cover antenna-feedback system or indoor distributed system is worked simultaneously.Owing to be that high The Wide-Band Design is netted signal with C&G respectively and closed behind the road bandwidth and can reach 70M, DCS&3G network signal and close behind the road bandwidth and can reach that 400M, TD network signal bandwidth can reach 80M, the WLAN signal bandwidth reaches 100M, can get high wideband four-way two-port unification mixer thus.After each signal of high wideband four-way two-port unification mixer closes road port and connects through radio frequency cable and insert same cable joint signal is closed the road, be output in domestic aerial by ANT (antenna) port and connect, between each port each other isolation up to 80dB.Use these high broadband three port mixers in antenna-feedback system or in the indoor distributed system, with the collection of letters of signal mobile phone with post a letter and be combined on the antenna.And in the sending and receiving signal system; Because transmitting-receiving is not at same time slot; Therefore mobile phone can save the duplexer that is used to isolate transmitting-receiving, and only need use the high wideband four-way two-port unification mixer just can be with posting a letter, on the signal combination to of the collecting mail antenna, and can not interfering with each other; Not only practice thrift many radio frequency cables, also avoided switching the trouble of different antennae.
Summary of the invention:
The object of the invention just provides a kind of telecommunications with high wideband four-way two-port unification mixer; Be mainly used in Chinese telecommunications network and cover, cdma network, GSM network, DCS network, 3G network, TD network and all in-band signals of wlan network are combined into one a tunnel shared cover antenna-feedback system or indoor distributed system is worked simultaneously.
The technical scheme that the present invention adopts is:
A kind of telecommunications is with high wideband four-way two-port unification mixer, and comprise box body: box body inside has resonant cavity, following three parts during resonant cavity is divided into, and the resonant cavity inwall is silver-plated, is provided with some installing holes around the resonant cavity; Some TD signal end frequency resonance electric capacity are installed in the last resonant cavity, and TD signal end frequency resonance electric capacity connects through the TD coupled-wires; In the middle resonant cavity some GSM&CDMA signal end frequency resonance electric capacity are installed, GSM&CDMA signal end frequency resonance electric capacity connects through the GSM&CDMA coupled-wires; Some DCS&3G&WLAN signal end frequency resonance electric capacity are installed in the following resonant cavity; The upper end is equipped with some relative WLAN interport isolation control levers in the following resonant cavity, and the lower end is equipped with some relative GSM&CDMA&DCS&3G&TD interport isolation control levers in the following resonant cavity; Box body upper end side is equipped with the input of N-KFD type signal and closes road port; Another side of box body upper end is equipped with N-KFD type ANT signal output port; Said N-KFD type signal input is closed road port, N-KFD type ANT signal output port and all is connected respectively to TD signal end frequency resonance electric capacity, GSM&CDMA signal end frequency resonance electric capacity and DCS&3G&WLAN signal end frequency resonance electric capacity through the connection transmission signal line of signal input output end mouth; Box body lower end side is equipped with N-KFD type WLAN signal and closes road port, and N-KFD type WLAN signal closes the connection transmission signal line of road port through the signal input output end mouth and is connected to DCS&3G&WLAN signal end frequency resonance electric capacity; Cartridge upper surface is provided with cover plate; Have some through holes on the cover plate and match, also be provided with some holes that install and fix on the cover plate and match with the interior installing hole of box body with TD signal end frequency resonance electric capacity, GSM&CDMA signal end frequency resonance electric capacity, DCS&3G&WLAN signal end frequency resonance electric capacity.
Its features of shape of said resonant cavity does; Last resonant cavity is circular arc; Said TD signal end frequency resonance electric capacity is distributed in the resonant cavity mutually across a certain distance, and middle resonant cavity is " one " font, and said GSM&CDMA signal end frequency resonance electric capacity is distributed in the middle resonant cavity mutually across a certain distance; Following resonant cavity is anfractuose similar " recessed " font, and said DCS&3G&WLAN signal end frequency resonance electric capacity is distributed in down in the resonant cavity mutually across a certain distance.
Compared with prior art, beneficial effect of the present invention is:
The present invention can be combined into one tunnel shared cover antenna-feedback system or an indoor distributed system with cdma network, GSM network, DCS network, 3G network, TD network and all in-band signals of wlan network and work simultaneously.Adopt the fine finishining of aluminum alloy materials cavity, interior finish is high, no polished bard, the wedge angle spark phenomenon can not take place during work, has that long service life, loss are little, signal is specially failed plurality of advantages such as unobstructed, convenient for installation and maintenance.
Description of drawings:
Accompanying drawing 1 is structural representation of the present invention;
Accompanying drawing 2 is a covering plate structure sketch map of the present invention.
Embodiment:
Below in conjunction with accompanying drawing, the present invention is done further explain through embodiment:
A kind of telecommunications is with high wideband four-way two-port unification mixer, and comprise box body 1: box body 1 inside has resonant cavity, following three parts during resonant cavity is divided into, and the resonant cavity inwall is silver-plated, is provided with some installing holes 19 around the resonant cavity; Some TD signal end frequency resonance electric capacity 3 are installed in the last resonant cavity 2, and TD signal end frequency resonance electric capacity 3 connects through TD coupled-wires 4; In the middle resonant cavity 5 some GSM&CDMA signal end frequency resonance electric capacity 6 are installed, GSM&CDMA signal end frequency resonance electric capacity 6 connects through GSM&CDMA coupled-wires 7; Some DCS&3G&WLAN signal end frequency resonance electric capacity 9 are installed in the following resonant cavity 8; The upper end is equipped with some relative WLAN interport isolation control levers 10 in the following resonant cavity 8, and the lower end is equipped with some relative GSM&CDMA&DCS&3G&TD interport isolation control levers 11 in the following resonant cavity 8; Box body 1 upper end side is equipped with the input of N-KFD type signal and closes road port 12; Another side of box body upper end is equipped with N-KFD type ANT signal output port 13; Said N-KFD type signal input is closed road port 12, N-KFD type ANT signal output port 13 and all is connected respectively to TD signal end frequency resonance electric capacity 3, GSM&CDMA signal end frequency resonance electric capacity 6 and DCS&3G&WLAN signal end frequency resonance electric capacity 9 through the connection transmission signal line 14 of signal input output end mouth; Box body 1 lower end side is equipped with N-KFD type WLAN signal and closes road port 15, and N-KFD type WLAN signal closes the connection transmission signal line 14 of road port 15 through the signal input output end mouth and is connected to DCS&3G&WLAN signal end frequency resonance electric capacity 9; Box body 1 upper surface is provided with cover plate 16; Have some through holes 17 on the cover plate 16 and match, also be provided with some holes 18 that install and fix on the cover plate 16 and match with box body 1 interior installing hole 19 with TD signal end frequency resonance electric capacity, GSM&CDMA signal end frequency resonance electric capacity, DCS&3G&WLAN signal end frequency resonance electric capacity.Its features of shape of resonant cavity does; Last resonant cavity is circular arc; TD signal end frequency resonance electric capacity is distributed in the resonant cavity mutually across a certain distance, and middle resonant cavity is " one " font, and GSM&CDMA signal end frequency resonance electric capacity is distributed in the middle resonant cavity mutually across a certain distance; Following resonant cavity is anfractuose similar " recessed " font, and DCS&3G&WLAN signal end frequency resonance electric capacity is distributed in down in the resonant cavity mutually across a certain distance.
As shown in the figure it comprise cavity, also claim resonant cavity.The waveguide segment of the also available one section closure of resonant cavity is formed, because waveguide also is a kind of transmission line.Because the open end of waveguide has radiation loss, thereby adopts the waveguide resonant cavity of two terminal shortcircuits usually, promptly forms a sealed hollow (box), electric energy and magnetic energy are stored at inside, chamber.Inside cavity is isolated each other, and some frequency resonance electric capacity, each interport isolation control lever are arranged respectively in the cavity; Frequency resonance electric capacity connects through coupled-wires and inserts same cable end, and the frequency resonance electric capacity of the other end connects cable end separately through input lead respectively; Cover plate is arranged on the cavity, and cavity is formed by aluminum alloy materials fine finishining behind numerical control programming.
The box body side has N-KFD type signal input and closes road port among Fig. 1; N-KFD type WLAN signal closes road port; N-KFD type ANT signal output port (being used for each port signal is closed the port that output behind the road is connected to domestic aerial) is internally connected with the connection transmission signal line of signal input output end mouth, and material is that copper is silver-plated; Be provided with relative WLAN interport isolation control lever in the chamber; Relative GSM&CDMA&DCS&3G&TD interport isolation control lever, cavity inner wall and design model inner surface are silver-plated, are separately installed with TD signal end frequency resonance electric capacity in the cavity; GSM&CDMA signal end frequency resonance electric capacity; DCS&3G&WLAN signal end frequency resonance electric capacity (can design the frequency resonance electric capacity that it varies in size according to the various signals frequency), the box body upper end has cover plate, is mainly formed by this 12 big core technology component assembly.
The foregoing description is merely preferred implementation of the present invention, and in addition, the present invention can also have other implementations.Need to prove that under the prerequisite that does not break away from the present invention's design, any conspicuous improvement and modification all should fall within protection scope of the present invention.
Claims (2)
1. a telecommunications comprises box body with high wideband four-way two-port unification mixer, and it is characterized in that: box body inside has resonant cavity, following three parts during resonant cavity is divided into, and the resonant cavity inwall is silver-plated, is provided with some installing holes around the resonant cavity; Some TD signal end frequency resonance electric capacity are installed in the last resonant cavity, and TD signal end frequency resonance electric capacity connects through the TD coupled-wires; In the middle resonant cavity some GSM&CDMA signal end frequency resonance electric capacity are installed, GSM&CDMA signal end frequency resonance electric capacity connects through the GSM&CDMA coupled-wires; Some DCS&3G&WLAN signal end frequency resonance electric capacity are installed in the following resonant cavity; The upper end is equipped with some relative WLAN interport isolation control levers in the following resonant cavity, and the lower end is equipped with some relative GSM&CDMA&DCS&3G&TD interport isolation control levers in the following resonant cavity; Box body upper end side is equipped with the input of N-KFD type signal and closes road port; Another side of box body upper end is equipped with N-KFD type ANT signal output port; Said N-KFD type signal input is closed road port, N-KFD type ANT signal output port and all is connected respectively to TD signal end frequency resonance electric capacity, GSM&CDMA signal end frequency resonance electric capacity and DCS&3G&WLAN signal end frequency resonance electric capacity through the connection transmission signal line of signal input output end mouth; Box body lower end side is equipped with N-KFD type WLAN signal and closes road port, and N-KFD type WLAN signal closes the connection transmission signal line of road port through the signal input output end mouth and is connected to DCS&3G&WLAN signal end frequency resonance electric capacity; Cartridge upper surface is provided with cover plate; Have some through holes on the cover plate and match, also be provided with some holes that install and fix on the cover plate and match with the interior installing hole of box body with TD signal end frequency resonance electric capacity, GSM&CDMA signal end frequency resonance electric capacity, DCS&3G&WLAN signal end frequency resonance electric capacity.
2. telecommunications according to claim 1 is with high wideband four-way two-port unification mixer; It is characterized in that: its features of shape of said resonant cavity does; Last resonant cavity is circular arc; Said TD signal end frequency resonance electric capacity is distributed in the resonant cavity mutually across a certain distance, and middle resonant cavity is " one " font, and said GSM&CDMA signal end frequency resonance electric capacity is distributed in the middle resonant cavity mutually across a certain distance; Following resonant cavity is anfractuose similar " recessed " font, and said DCS&3G&WLAN signal end frequency resonance electric capacity is distributed in down in the resonant cavity mutually across a certain distance.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012101206553A CN102683782A (en) | 2012-04-23 | 2012-04-23 | High-broadband quadruple two-port combiner for telecommunication |
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| CN2012101206553A CN102683782A (en) | 2012-04-23 | 2012-04-23 | High-broadband quadruple two-port combiner for telecommunication |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104157941A (en) * | 2014-08-08 | 2014-11-19 | 董后友 | Low-loss high-stability 4GCDMA filter |
| CN104157938A (en) * | 2014-08-08 | 2014-11-19 | 董后友 | Low-loss high-stability 4GGSM filter |
| CN104157939A (en) * | 2014-08-08 | 2014-11-19 | 董后友 | Low-loss high-stability 4GCDMA filter |
| CN104157943A (en) * | 2014-08-08 | 2014-11-19 | 董后友 | Low-loss high-stability high-intermodulation dual-frequency 4G combiner |
| CN104167582A (en) * | 2014-08-07 | 2014-11-26 | 董后友 | Low-loss, high-stability and high-intermodulation double-frequency 4G combiner |
| CN106159397A (en) * | 2016-06-23 | 2016-11-23 | 安庆市银瑞商贸有限公司 | A kind of telecommunications height wideband four-way two-port unification combiner |
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| CN201667381U (en) * | 2009-10-22 | 2010-12-08 | 南京广顺网络通信设备有限公司 | Double frequency combiner |
| US20110001584A1 (en) * | 2008-05-01 | 2011-01-06 | Akira Enokihara | Radio-frequency filter device using dielectric waveguide with multiple resonant modes |
| CN102354778A (en) * | 2011-08-24 | 2012-02-15 | 京信通信***（中国）有限公司 | Elliptic function low-path filtering path and communication cavity device adopting same |
| CN202662761U (en) * | 2012-04-23 | 2013-01-09 | 安徽科瑞达通信科技有限公司 | High-broadband four-way two-port united combiner for telecommunications |
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2012
- 2012-04-23 CN CN2012101206553A patent/CN102683782A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US20110001584A1 (en) * | 2008-05-01 | 2011-01-06 | Akira Enokihara | Radio-frequency filter device using dielectric waveguide with multiple resonant modes |
| CN201667381U (en) * | 2009-10-22 | 2010-12-08 | 南京广顺网络通信设备有限公司 | Double frequency combiner |
| CN102354778A (en) * | 2011-08-24 | 2012-02-15 | 京信通信***（中国）有限公司 | Elliptic function low-path filtering path and communication cavity device adopting same |
| CN202662761U (en) * | 2012-04-23 | 2013-01-09 | 安徽科瑞达通信科技有限公司 | High-broadband four-way two-port united combiner for telecommunications |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104167582A (en) * | 2014-08-07 | 2014-11-26 | 董后友 | Low-loss, high-stability and high-intermodulation double-frequency 4G combiner |
| CN104157941A (en) * | 2014-08-08 | 2014-11-19 | 董后友 | Low-loss high-stability 4GCDMA filter |
| CN104157938A (en) * | 2014-08-08 | 2014-11-19 | 董后友 | Low-loss high-stability 4GGSM filter |
| CN104157939A (en) * | 2014-08-08 | 2014-11-19 | 董后友 | Low-loss high-stability 4GCDMA filter |
| CN104157943A (en) * | 2014-08-08 | 2014-11-19 | 董后友 | Low-loss high-stability high-intermodulation dual-frequency 4G combiner |
| CN106159397A (en) * | 2016-06-23 | 2016-11-23 | 安庆市银瑞商贸有限公司 | A kind of telecommunications height wideband four-way two-port unification combiner |
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Application publication date: 20120919 |