CN101916948B - Blind-mating connection device in remote radio unit - Google Patents
Blind-mating connection device in remote radio unit Download PDFInfo
- Publication number
- CN101916948B CN101916948B CN 201010251978 CN201010251978A CN101916948B CN 101916948 B CN101916948 B CN 101916948B CN 201010251978 CN201010251978 CN 201010251978 CN 201010251978 A CN201010251978 A CN 201010251978A CN 101916948 B CN101916948 B CN 101916948B
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- radio frequency
- bma
- frequency connector
- cavity body
- body filter
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Abstract
The invention discloses a blind-mating connection device in a remote radio unit (RRU), aiming to ensure that under the premise that the joint of the cavity filter output port does not shake, the number of connector nodes on the signal transmission path between the cavity filter and a power amplifier module is reduced and the transmission performance of signal can be increased. The technical points of the invention are as follows: a BMA radio-frequency connector A (9) is connected with the input port of the power amplifier module (1) and fastened on the outer wall of the power amplifier module (1); one end of a flexible radio-frequency cable (6) is fixedly connected with a BMA radio-frequency connector B (8), the other end is connected with the output port of the cavity filter (4) through a central conductor (5); the central conductor (5) and the BMA radio-frequency connector B (8) are fastened on the wall of the cavity filter (4); and the BMA radio-frequency connector A (9) is spliced with the BMA radio-frequency connector B (8). The invention is especially suitable for the outdoor and indoor radio-frequency subsystems of the third-generation mobile communication base station.
Description
Technical field
The present invention relates to the radio-frequency (RF) coaxial jockey in the electronic package class, relate in particular to the blindmate jockey between a kind of radio frequency remote equipment RRU power amplifier module and the cavity body filter.
Background technology
In the practical application, the cavity body filter output port junction of radio frequency remote equipment RRU section rock the filtering performance that can have a strong impact on cavity body filter.Prior art is rocked the impact that brings to the cavity body filter performance in order to eliminate the junction, adopts cable-assembly to realize being connected of cavity body filter and power amplifier module.Cable-assembly is comprised of the connector at two ends and middle flexible radio frequency cable.Traditional connected mode between power amplifier module and the cavity body filter is as shown in Figure 1: power amplifier module (1) is fixed in the radio frequency remote equipment RRU cabinet (7) with cavity body filter (4), connector one (2) on the connector of cable-assembly (3) one ends and the power amplifier module (1) is pegged graft, and the connector two (10) on other end connector and the cavity body filter (4) is pegged graft; Described connector two (10) is connected with cavity body filter (4) output port by metal inside (11).Although this traditional method of attachment has effectively reduced rocking of cavity body filter output port junction, cause on the signal transmission path of power amplifier module and cavity body filter the connector node many, the signal transmission loss is large; Quality and performance requirement to cable-assembly is also very high, needs simultaneously the space of larger operation between power amplifier module and the cavity body filter.
Summary of the invention
Technical problem to be solved by this invention is the shortcoming that overcomes prior art, and blindmate jockey between radio frequency remote equipment RRU power amplifier module a kind of simple in structure, easy to operate and the cavity body filter is provided.
The present invention implements by the following technical solutions, and BMA radio frequency connector one (9) is fixedly connected with and is anchored on power amplifier module (1) outer wall with the input port of power amplifier module (1); Flexible radio frequency cable (6) one ends are fixedly connected with by the output port of center conductor (5) with cavity body filter (4), and the other end is fixedly connected with BMA radio frequency connector two (8); Described center conductor (5) is anchored on the cavity body filter madial wall (12); Described BMA radio frequency connector two (8) is anchored on cavity body filter (4) outer wall; BMA radio frequency connector one (9) is pegged graft with BMA radio frequency connector two (8).
Described BMA radio frequency connector two (8) can be cloudy type BMA radio frequency connector or positive type BMA radio frequency connector, BMA radio frequency connector one (9) should be corresponding with BMA radio frequency connector two (8), should be mutually positive type BMA radio frequency connector or cloudy type BMA radio frequency connector.
Described center conductor (5) can wherein be divested the plain conductor that exposes behind the insulating barrier in an end end place for flexible radio frequency cable (6), is fixedly connected with the output port of cavity body filter (4); Also can be an independent metallic conductor, the one end be fixedly connected with flexible radio frequency cable (6) one ends, and the other end is fixedly connected with the output port of cavity body filter (4).
Described power amplifier module (1) places in the radio frequency remote equipment RRU cabinet (7), and cavity body filter (4) can be installed in the radio frequency remote equipment RRU cabinet (7) according to actual needs, also can be installed in outside the radio frequency remote equipment RRU cabinet (7).
The present invention is individually fixed in BMA radio frequency connector two (8) and center conductor (5) on cavity body filter (4) outer wall and the cavity body filter madial wall (12), between adopt flexible radio frequency cable (6) to connect, peg graft by BMA radio frequency connector one (9) and BMA radio frequency connector two (8) again and realized that blindmate is connected between radio frequency remote equipment RRU power amplifier module and the cavity body filter, under guaranteeing that as far as possible cavity body filter output port junction is without the prerequisite of rocking, effectively reduce the connector node on the signal transmission path between radio frequency remote equipment RRU cavity body filter and the power amplifier, thereby improved signal transmission performance.The present invention is applicable to mobile communication base station system, is particularly useful for the outdoor and indoor Radio Frequency Subsystem of 3G (Third Generation) Moblie base station.
Description of drawings
The syndeton schematic diagram of Fig. 1 conventional radio frequency remote device RRU cavity body filter and power amplifier module.
Fig. 2 is the structural representation that the present invention is connected with cavity body filter.
Fig. 3 is the structural representation that the present invention is connected with power amplifier module.
Fig. 4 is the external syndeton schematic diagram of radio frequency remote equipment RRU cavity body filter.
Fig. 5 is the built-in syndeton schematic diagram of radio frequency remote equipment RRU cavity body filter.
Mark among the figure: power amplifier module (1) connector one (2) cable-assembly (3) cavity body filter (4) center conductor (5) flexible radio frequency cable (6) radio frequency remote equipment RRU cabinet (7) BMA radio frequency connector two (8) BMA radio frequency connectors one (9) connector two (10) metal insides (11)
Cavity body filter madial wall (12).
Embodiment
The invention will be further described below in conjunction with accompanying drawing and embodiment.
Fig. 2 is the syndeton schematic diagram of the present invention and cavity body filter.Flexible radio frequency cable (6) is fixedly connected with cavity body filter (4) output port by center conductor (5); Flexible radio frequency cable (6) other end is fixedly connected with BMA radio frequency connector two (8).Center conductor (5) can be that flexible radio frequency cable (6) one end end places are divested the plain conductor that exposes behind the insulating barrier, is fixedly connected with cavity body filter (4) output port; Also can be an independent metallic conductor, the one end be fixedly connected with flexible radio frequency cable (6) one ends, and the other end is fixedly connected with cavity body filter (4) output port.BMA radio frequency connector two (8) is fastened on respectively on cavity body filter (4) outer wall and the cavity body filter madial wall (12) with center conductor (5), thereby reduces rocking of cavity body filter output port junction; Described BMA radio frequency connector two (8) can be cloudy type BMA radio frequency connector, also can be positive type BMA radio frequency connector.
Fig. 3 is the syndeton schematic diagram of the present invention and power amplifier module.BMA radio frequency connector one (9) is fixedly connected with and is anchored on power amplifier module (1) outer wall with power amplifier module (1) input port; BMA radio frequency connector one (9) should be the phase transoid of BMA radio frequency connector two (8).
BMA radio frequency connector one (9) is pegged graft with BMA radio frequency connector two (8), thereby realizes that blindmate is connected between radio frequency remote equipment RRU power amplifier module and the cavity body filter.
Fig. 4 has provided and has used the present invention to make the external embodiment of cavity body filter.Adjust respectively the index of correlation of power amplifier module and external cavity body filter, BMA radio frequency connector two (8) is pegged graft with BMA radio frequency connector one (9), thereby realizes that radio frequency remote equipment RRU cabinet built-in power amplification module is connected with the blindmate of external cavity body filter.
Fig. 5 has provided and has used the present invention to make the built-in embodiment of cavity body filter.Adjust respectively the index of correlation of power amplifier module and cavity body filter, BMA radio frequency connector two (8) is pegged graft with BMA radio frequency connector one (9), cavity body filter (4) is fixed on radio frequency remote equipment RRU cabinet inside, thereby realizes that radio frequency remote equipment RRU cabinet built-in power amplification module is connected with the blindmate of built-in cavity body filter.
During use, selecting according to actual needs cavity body filter is external mode or built-in mode.
Claims (7)
1. blind-mating connection device in remote radio unit, it is characterized in that, comprise BMA radio frequency connector one (9), BMA radio frequency connector two (8), flexible radio frequency cable (6), center conductor (5), described BMA radio frequency connector one (9) is fixedly connected with and is anchored on power amplifier module (1) outer wall in order to the input port with power amplifier module (1); Described BMA radio frequency connector two (8) is fixedly connected with flexible radio frequency cable (6) one ends; Described flexible radio frequency cable (6) other end is fixedly connected with by the output port of center conductor (5) with cavity body filter (4); BMA radio frequency connector one (9) is pegged graft with BMA radio frequency connector two (8); Described center conductor (5) is anchored on cavity body filter madial wall (12); Described BMA radio frequency connector two (8) is anchored on cavity body filter (4) outer wall.
2. blind-mating connection device in remote radio unit according to claim 1 is characterized in that, described BMA radio frequency connector two (8) is cloudy type BMA radio frequency connector, and described BMA radio frequency connector one (9) is positive type BMA radio frequency connector.
3. blind-mating connection device in remote radio unit according to claim 1 is characterized in that, described BMA radio frequency connector two (8) is positive type BMA radio frequency connector, and described BMA radio frequency connector one (9) is cloudy type BMA radio frequency connector.
4. blind-mating connection device in remote radio unit according to claim 1, it is characterized in that, described center conductor (5) is fixedly connected with the output port of cavity body filter (4) for flexible radio frequency cable (6) one end end places are divested exposed plain conductor behind the insulating barrier.
5. blind-mating connection device in remote radio unit according to claim 1, it is characterized in that, described center conductor (5) is an independent metallic conductor, and the one end is fixedly connected with flexible radio frequency cable (6), and the other end is fixedly connected with the output port of cavity body filter (4).
6. blind-mating connection device in remote radio unit according to claim 1 is characterized in that, described cavity body filter (4) is installed in outside the radio frequency remote equipment RRU cabinet (7).
7. blind-mating connection device in remote radio unit according to claim 1 is characterized in that, described cavity body filter (4) is installed in the radio frequency remote equipment RRU cabinet (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010251978 CN101916948B (en) | 2010-08-12 | 2010-08-12 | Blind-mating connection device in remote radio unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010251978 CN101916948B (en) | 2010-08-12 | 2010-08-12 | Blind-mating connection device in remote radio unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101916948A CN101916948A (en) | 2010-12-15 |
| CN101916948B true CN101916948B (en) | 2013-02-27 |
Family
ID=43324377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010251978 Expired - Fee Related CN101916948B (en) | 2010-08-12 | 2010-08-12 | Blind-mating connection device in remote radio unit |
Country Status (1)
| Country | Link |
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| CN (1) | CN101916948B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013096880A1 (en) * | 2011-12-22 | 2013-06-27 | Andrew Llc | Capacitive blind-mate module interconnection |
| CN108134586A (en) * | 2017-11-20 | 2018-06-08 | 上海无线电设备研究所 | A kind of cut-in method of Microwave Cavity Filter |
| CN113937553B (en) * | 2021-10-25 | 2023-09-22 | 中国电子科技集团公司第二十九研究所 | Multipath radio frequency sealing input/output device based on BMA connector |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6383031B1 (en) * | 2000-03-31 | 2002-05-07 | Tektronix, Inc. | Keyed electronic interconnect device for high speed signal and data transmission |
| US6468100B1 (en) * | 2001-05-24 | 2002-10-22 | Tektronix, Inc. | BMA interconnect adapter |
| CN201238071Y (en) * | 2008-07-10 | 2009-05-13 | 中国移动通信集团公司 | Plug connector and plug connection member used for antenna subsystem |
| CN101615713A (en) * | 2009-07-31 | 2009-12-30 | 中兴通讯股份有限公司 | A kind of remote antenna device |
| CN201774119U (en) * | 2010-08-12 | 2011-03-23 | 芯通科技（成都）有限公司 | Blind-mating connecting device in radio remote unit RRU |
-
2010
- 2010-08-12 CN CN 201010251978 patent/CN101916948B/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN101916948A (en) | 2010-12-15 |
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| C53 | Correction of patent for invention or patent application | ||
| CB02 | Change of applicant information |
Address after: 610041, Sichuan high tech Zone, Chengdu Tianfu Road, South extension line, high-tech incubator Park, building 3, 6 Applicant after: Chengdu NTS Technology Co., Ltd. Address before: 610041, Sichuan, Chengdu Tianfu Road, South extension line, high-tech incubator Park, building 3, 6 Applicant before: NTS Technology (Chengdu) Co., Ltd. |
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Free format text: CORRECT: APPLICANT; FROM: NTS TECHNOLOGY (CHENGDU) CO., LTD. TO: CHENGDU NTS TECHNOLOGY CO., LTD. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130227 Termination date: 20180812 |