CN106374279B - Integrated attachment radio frequency insertion connector - Google Patents
Integrated attachment radio frequency insertion connector Download PDFInfo
- Publication number
- CN106374279B CN106374279B CN201610724080.4A CN201610724080A CN106374279B CN 106374279 B CN106374279 B CN 106374279B CN 201610724080 A CN201610724080 A CN 201610724080A CN 106374279 B CN106374279 B CN 106374279B
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- radio frequency
- connector
- insulator
- rectangular strip
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/502—Bases; Cases composed of different pieces
- H01R13/504—Bases; Cases composed of different pieces different pieces being moulded, cemented, welded, e.g. ultrasonic, or swaged together
- H01R13/5045—Bases; Cases composed of different pieces different pieces being moulded, cemented, welded, e.g. ultrasonic, or swaged together different pieces being assembled by press-fit
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/514—Bases; Cases composed as a modular blocks or assembly, i.e. composed of co-operating parts provided with contact members or holding contact members between them
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
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- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
A kind of integrated attachment radio frequency insertion connector disclosed by the invention, it is desirable to provide a kind of standing wave and mounting area that can reduce radio frequency connector, and the connector of expansible high frequency signal transmission way, the technical scheme is that：Radio frequency connector (4) is by plug shell (1) and is formed with the coaxial assembly of insulator (2) of jack (3) and forms contact, and the end of package case and insulator is equipped with compensated with air gap to step pilot hole；Insulator (8) rectangular strip is pressed on wide-band microwave printed board (5) backboard, and low frequency contact pin (10) passes through the correspondence aligned apertures on type spectrum plate (9) and insulator, forms radio frequency connector component；Two pairs of opposite symmetrical above-mentioned radio frequency connector components pass through the bulkhead of rectangular strip babinet (7) respectively, it is separated by the partition board in the middle part of the rectangular strip babinet, and above-mentioned two pairs of rectangular strip babinets for being equipped with radio frequency connector component parallel same side for being fixed on wide-band microwave printed board respectively.
Description
Technical field
The present invention relates to the integrated attachment radio frequency insertion connectors of one kind in high-frequency field of wireless communication.
Background technology
Under scientific and technological progress and the background of market great demand, mechanics of communication is grown rapidly, from simple function to more
The direction of functions is developed, and develops from low-frequency range to high band direction, is sent out from single frequency band to multiband integrated application direction
Exhibition, gradually covers civilian, military equipment；Since communication function is to diversification, integrated, high band, high-speed direction is developed, this
Just further improve the requirement transmitted and communicated to information.And wide-band microwave backboard has currently been used to transmit low-and high-frequency signal,
This traditional design mode of existing high frequency connector cannot meet communication network demand.Using the patch of high frequency connector core wire
Dress transmits high frequency instead of the inserting of high frequency connector core wire, is on the basis of existing designing technique, material technology, processing technology
The advanced physical connection transmission technology to grow up.The attachment radio frequency connector technology of integrated low-and high-frequency connector is modern communication
The important directions of technology development are a key technologies that electronic technology is organically combined with mechanics of communication.Electronic product is to small-sized
To change, lightweight, high band, high-speed direction is developed, between each separate functional blocks inside equipment, traditional low frequency weak signal
Transmission is carried out using the track in printed board, for high speed or high frequency signal transmission, is transmitted using high frequency cable, this
Transmission causes electronics to produce since high frequency cable turning needs suitable radius and high frequency cable itself to occupy certain space
The volume of product increases, and weight increases, and the cable for transmitting high-frequency signal is replaced using the track of printed board and low frequency signal passes
It is defeated to use a printed board, a large amount of volumetric spaces and weight can be saved in this way, meets the miniaturization of electronic product, and lightweight is wanted
Ask, at the same time it can also improve the reliability of electronic product, high-frequency signal and high speed signal are transmitted using track needed for
High frequency attachment connector application demand it is very urgent.
Radio frequency connector is can be with small loss and transmission and reflection radiofrequency signal in RF transmission system, and provides quick
A kind of interface unit of connection repeatedly, is mainly made of contact, insulator, shell, attachment.Mounted type integration packaging is penetrated
For frequency device without pin, it is nonstandard to be mounted on the encapsulation used in printed board using bottom surface pad, multi items, and has RF index requirement
Device.2011, Li Liuan etc. has delivered one in " the electronic product world ", and entitled " structure of multi-channel rf connector was set
The document of meter " mainly describes the structure design of radio frequency connector in the round 8 road radio frequency connectors of quick separating, mounting plate
Structure design, theoretical calculation of spring etc..In the case where current electronic equipment tends to miniaturization, the situation that mould is changed soon, one kind is provided
The interconnection form that multi-channel rf coaxial connector is connected and detached simultaneously and single channel connector and CA cable assembly can be changed quickly.It should
High frequency cable is welded in one end of radio frequency connector, and the radiofrequency signal between equipment and equipment is transferred by high frequency connector, is passed through
High frequency cable realizes transmission, simply facilitates the installation of equipment, the multi-channel rf connector of this structure type cannot connect with low frequency
Plug-in unit, miniaturization be only with single radio frequency connector installation take up space compared with, and high frequency cable still to occupy very greatly
Space.
2012, Chen Xueyong et al. delivered on " observation and control technology " the 1st phase periodical of volume 31 one it is entitled " be based on module
The document of the direct insertion high-low frequency mixed loading connector phase noise research of change design ", it is proposed that in the scheme of modularized design,
The technical solution of phase noise specifications is reduced using direct insertion high-low frequency mixed loading connector, one end and the conducting wire of radio-frequency contact part weld
Tipping is matched, contact and connector be designed as can unloading structure, pass through the machining accuracy for improving Combined straight-insertion formula connector, reduce
Gap between connector plug socket, avoid under vibrating conditions connector itself generate larger position offset, in plug
Module and the collision and relative motion of rack under vibrating conditions are reduced using circumference grounding reed on connector, described in the document
The use scope of direct insertion high-low frequency mixed loading connector is：It is that radiofrequency signal is transmitted by high frequency cable between module, low frequency letter
It number is transmitted, is not suitable between module and rack using can transmit high-frequency signal but also transmit low frequency signal by motherboard
The high-low frequency mixed loading connector of wide-band microwave backboard.
In March, 2015, Qiu's bud delivered the large of one entitled " LRM loads in mixture mm wave RF connector design and research "
Bachelorship paper, it is proposed that a kind of to load in mixture mm wave RF contact, LRM connector bodies one for LRM series connectors
As be fixedly mounted on the motherboard of system, LRM connector plugs are fixedly mounted on the daughter board of system, and corresponding two kinds of specifications are penetrated
Frequency contact tail end form is also to connect cable form.The document describes LRM and loads in mixture mm wave RF connector, is only suitable for low frequency letter
It number is transmitted using motherboard, high-frequency signal uses cable transmission, is not suitable for requirement of the wide-band microwave backboard to connector.
In recent years, as the technology of millimeter-wave systems develops, millimeter wave connection was carried out with rectangle or circular waveguide in the past
Mode has increasingly been not suitable with the trend that millimeter-wave systems gradually minimize.It is increased due to the special mounting means of waveguide
Add system complexity and equipment volume, seriously constrains equipment to highly reliable, miniaturization development.Millimeter of today
Wave system system needs to realize that multiple signals interconnect in a limited space, while requiring blindmate and quick despatch, the mounting means of waveguide
It can no longer meet this technology requirement.RF connectors ensure electrical and use by excellent mechanical structure in terms of mechanical structure
Characteristic, therefore, the design of mechanical structure are particularly significant.The basic norm of structure design has two：First " simply may be used
By ", Article 2 " structure design fully ensures that required characteristic it must be appreciated that grasp customer requirement ".1, engagement force with detach
Power：Main examination RF connector plugging feels, screw-threaded coupling connector examine (such as SMA with engagement torque：≤0.23N.m)；Bayonet
Formula torque and force inspecting；The slotting force inspecting (such as SMB maximum engagements power 62.3N, minimum separation power 8.9N) of push-in type.2, it connects
The resistance to torque of mechanism：This index is only applicable to screw-threaded coupling connector, and main purpose is to examine the intensity of bindiny mechanism, for small
Type screw thread coupling to touch the mark it is relatively difficult, need to from the material of bindiny mechanism, processing technology and dress process strictly control.3、
Plug together characteristic：It is mainly that the elasticity of elastic hole is checked by mechanical means to plug together characteristic, performance quality and contact resistance and
Connector durability has direct contact.4, central contact stationarity：No matter which kind of connector, central contact will with electricity
Core, micro-strip or the connection of other conductors.Connector is in use, central contact will be made by axial push-pull effort and torque
With, if central contact fix it is bad, tail portion tie point stress will be caused excessive and loosen or be broken.5, cable retention：
Whether the cable attaching for verifying connector is effectively reliable.6, bindiny mechanism's retentivity：When connector bears defined axial force,
Bindiny mechanism should not loosen.
To sum up, the transmission high frequency of wide-band microwave backboard is realized using traditional high frequency connector, high speed signal
Demand, how to be realized in limited space makes multiple high frequencies, the interconnection of high speed signal, when ensureing that communication apparatus is long, reliable high
The work of performance, there is presently no determining technical solutions.
Invention content
In place of in view of the shortcomings of the prior art, a kind of engineering practicability height is provided, performance can
It leans on, convenient for being integrated with the integrated and multiple radio frequency connector of low-frequency connector, the standing wave of radio frequency connector can be reduced, reduce installation
Area, extended high frequency signal transmission way have the attachment radio frequency connector connector of carrying external environment ability.
The above-mentioned purpose of the present invention can be reached by the following measures.The integrated attachment radio frequency insertion connector of one kind, packet
It includes：Array passes through 8 rectangle of same insulator by the radio frequency connector 4 and at least two rows of linear arrays of 8 rectangular strip pilot hole of insulator
Pilot hole, is arranged in the low frequency contact pin 10 of 4 matrix side of radio frequency connector, it is characterised in that：Radio frequency connector 4 is by connector
Shell 1 and the insulator 2 for being formed with jack 3 coaxially assemble and form contact, and package case 1 and the end of insulator 2 are filled to step
Distribution is equipped with compensated with air gap, and 8 rectangular strip of insulator is pressed on 5 backboard of wide-band microwave printed board, and low frequency contact pin 10 passes through type spectrum
Correspondence aligned apertures on 8 rectangular strip of plate 9 and insulator form radio frequency connector component；Two pairs of opposite symmetrical above-mentioned radio frequencies connect
Plug in component by the bulkhead of rectangular strip babinet 7, is separated, and above-mentioned assembly respectively by the partition board in the middle part of the rectangular strip babinet
There is two pairs of rectangular strip babinets 7 of radio frequency connector component parallel same side for being fixed on wide-band microwave printed board 5 respectively.
The present invention has the advantages that compared with the prior art：
Engineering practicability is high, dependable performance.The integrated attachment radio frequency insertion connector of the present invention is installed with wide-band microwave backboard
It using attachment, while realizing mechanical connection and electrical connection, occupies little space, it is multi-functional especially suitable for electronic product synthesization
Multipath signal propagation engineering demand, while use cyclic annular assembling structure, meet the engineering demand of antivibration, improve electricity
The reliability of connection and mechanical connection.
It is integrated convenient for multiple radio frequency connectors convenient for integrated with low-frequency connector.The integrated attachment radio frequency of the present invention patches company
Connect the design and assembly method of device, each leisure pass-through composes plate, each between radio frequency and low frequency between low frequency contact pin between radio frequency
From independence, increase, reduction radio frequency connector, low frequency contact pin are independent of each other, and position can adjust as needed, increase integrated lead to
With property and engineering practicability.
The standing wave of integrated RF connector can be reduced.Plug shell 1 of the present invention is designed using shoulder, has been convenient for multiple
The integrated and installation with low frequency contact pin 10 of the installation of radio frequency connector 4 is integrated, and the environmental suitability for meeting radio frequency connector 4 is wanted
It asks, avoids using mounting hole is designed on big boss, bring the design method for the installation space for occupying large area；Plug shell
1 large end face and the end face of jack 3 are solderable region, it is ensured that the radio frequency pad solder with wide-band microwave backboard 5, connector shell
Annular groove is designed in the tail portion of body 1, avoids radio frequency connector 4 and climbs harmful effect caused by tin with the welding of wide-band microwave printed board 5；If
The large end face of plug shell 1 and the end face of jack 3 are maintained at same plane after meter assembly, and the end face of insulator 2, which is less than, to be connect
The large end face of package case 1 and the end face of jack 3 ensure that the good standing wave of its electrical property between wide-band microwave backboard is special
Property.Entire integrated attachment radio frequency insertion connector internal transmission structure is not mutated, and is avoided reflection of the wave in internal transmission, is dropped
The low standing wave of the connector.
Reduce mounting area, the transmission way of extended high frequency signal.The integrated attachment radio frequency insertion connector of the present invention uses
Mounted mode greatly reduced existing radio frequency connector by the way of spiral shell dress, save installation space, while can increase
Add the transmission way of high-frequency signal.
Have the integrated radio-frequency connector of carrying external environment ability, integrates attachment radio frequency insertion connector and use convex shoulder
Design, whole to be pressed on 5 backboard of wide-band microwave printed board with 8 rectangular strip of insulator, anti-vibration environment, adaptability are good.
It is simple in structure.The present invention only coaxially assemblies contact by plug shell 1 with the insulator 2 for being formed with jack 3.
Frequency of use is high, has excellent performance.Since 3 structure of internal receptacle is without mutation, can bottom line reduce reflection, have
Excellent voltage standing wave(VSW) when insertion loss；
Radio frequency connector 4 and 10 interface of low frequency contact pin are general, insulator 8, the node on type spectrum plate 9, according to requirement of engineering
It is adjustable, it can be interchangeable with general LRM high-frequency contacts RF (F) serial (Interface Standard meets SMPM), while having good
Plug characteristic；
Compensated with air gap is arranged in the tail portion of radio frequency connector 4, ensures its good matching properties between microwave printed board；
Annular groove is arranged in 1 tail portion of plug shell, and welding is avoided to climb harmful effect caused by tin；The patch for being supplied to wide-band microwave backboard to use
Radio frequency connector is filled, which is mounted in printed board, rather than as direct insertion high-low frequency mixed loading connector, LRM load in mixture milli
Metric wave radio frequency connector is such, and high frequency connector is screwed on metallic plate, on connector by signal, input, output
All it is to be transmitted by high frequency cable.
Description of the drawings
Fig. 1 is the decomposition diagram of integrated attachment radio frequency insertion connector.
Fig. 2 is the sectional view of Fig. 1 radio frequency connectors.
Fig. 3 is the standing wave analogous diagram of Fig. 1.
Fig. 4 is the vibration test information drawing of Fig. 1.
In figure：1 shell, 2 insulators, 3 jacks, 4 radio frequency connectors, 5 wide-band microwave backboards, 7 rectangular strip babinets, 8 insulation
Body, 9 type spectrum plates, 10 low frequency contact pins.
Specific implementation mode
Refering to fig. 1.In the embodiment described below, integrating attachment radio frequency insertion connector includes：Array passes through insulation
The radio frequency connector 4 of 8 rectangular strip pilot hole of body and at least two rows of linear arrays are arranged in by 8 rectangular strip pilot hole of same insulator
The low frequency contact pin 10 of 4 matrix side of radio frequency connector, wherein radio frequency connector 4 is by plug shell 1 and is formed with the exhausted of jack 3
Edge 2 coaxially assembles and forms contact, and package case 1 and the end of insulator 2 are equipped with compensated with air gap to step pilot hole, penetrate
The large end face of the plug shell 1 of frequency connector 4 and the end face of jack 3 are maintained at same plane, and the end face of insulator 2 is less than
The large end face of shell 1 and the end face of jack 3；8 rectangular strip of insulator is pressed on 5 backboard of wide-band microwave printed board, low frequency contact pin
10 pass through the correspondence aligned apertures on 8 rectangular strip of type spectrum plate 9 and insulator, form radio frequency connector component；Two pairs opposite symmetrical
Above-mentioned radio frequency connector component by the bulkhead of rectangular strip babinet 7, is separated respectively by the partition board in the middle part of the rectangular strip babinet, and
And above-mentioned two pairs of rectangular strip babinets 7 for being equipped with radio frequency connector component are parallel respectively is fixed on the two of wide-band microwave printed board 5
Side.
Radio frequency connector 4 fills welding manner by Surface Mount and is fixed in wide-band microwave printed board 5.Wide-band microwave is carried on the back first
Plate 5 carries out cleaning and preliminary drying, secondly carries out soldering paste leakage to the welding position for installing radio frequency connector 4 using silk screen process tooling
Print, then radio frequency connector 4 is fixed on by 5 welding position of wide-band microwave backboard using the welding fixture for carrying Locating pilot pin, it uses
Reflow Soldering is welded.Insulator 8 passes through radio frequency connector 4 loaded in wide-band microwave printed board 5.Low frequency contact pin 10 passes through type spectrum
Plate 9 is loaded on insulator 8.Rectangular strip babinet 7 is screwed on insulator 8 and wide-band microwave backboard 5.
Refering to Fig. 2.4 radio frequency connector of radio frequency connector includes that plug shell 1, consubstantiality are assemblied in the plug shell
Insulator 2 in 1 stepped hole, insulator 2 are formed with jack 3.Before 2 shaft end stepped cylinder of insulator is less than the plug shell 1
Stepped hole, the rear end step cylinder of plug shell 1 is held to be formed with annular groove, the end face of jack 3 is protected with the rear end face of plug shell 1
It holds in same plane.Plug shell 1 and jack 3 use beryllium-bronze, surface gold-plating；Insulator 2 is using polytetrafluoro PTFE；Assembly
The end face of the large end face of plug shell 1 and jack 3 is maintained at same plane afterwards, and the end face of insulator 2 is less than connector shell
The large end face of body 1 and the end face of jack 3, ensure the good stationary wave characteristic of its electrical property between wide-band microwave backboard.It connects
The large end face of package case 1 and the end face of jack 3 are solderable region, it is ensured that the radio frequency pad solder with wide-band microwave backboard.
Annular groove is designed in the tail portion of plug shell 1, and welding is avoided to climb harmful effect caused by tin, and platform is designed in the tail portion of plug shell 1
Shoulder, the installation for multiple radio frequency connectors is integrated, integrated convenient for the installation with low-frequency connector, meets the ring of radio frequency connector
Border adaptability requirement.Radio frequency connector uses simple internal structure and tail portion design air collocation structure in design, reaches
Impedance matching to internal driving and with wide-band microwave backboard, the excellent effect of standing wave, to ensure good radio-frequency performance；It penetrates
Frequency contact uses SMPM standard interfaces, and maximum can design frequency 65GHz.
Refering to Fig. 3.In the threedimensional model of integrated attachment high frequency connector described in figure, Electromagnetic Simulation is electrically connected voltage
Voltage standing wave ratio；Impedance is tested within the scope of 6GHz, test value meets design requirement between 46.4 Ω ∽, 54 Ω
The requirement of 50 Ω ± 10%, as shown in Figure 4；In the range of 6GHz, Insertion Loss test is 2.5dB ∽ 3dB.
Refering to Fig. 4.After integrated attachment radio frequency insertion connector is loaded on wide-band microwave backboard, in tri- directions X, Y, Z
0.5 hour function vibration test is done respectively, and index test does not change before and after vibration test.
Claims (7)
1. the integrated attachment radio frequency insertion connector of one kind, including：Array passes through insulator（8）The radio frequency of rectangular strip pilot hole patches
Part（4）At least two rows of linear arrays pass through same insulator（8）Rectangular strip pilot hole, be arranged in radio frequency connector（4）Matrix one
The low frequency contact pin of side（10）, it is characterised in that：Radio frequency connector（4）By plug shell（1）Be formed with jack（3）Insulator
（2）It coaxially assembles and forms contact, package case（1）With insulator（2）End to step pilot hole be equipped with compensated with air gap,
And plug shell（1）Tail portion be equipped with annular groove and the shoulder integrated for the installation of multiple radio frequency connectors；Insulator（8）Rectangle
Item is pressed in wide-band microwave printed board（5）On backboard, backboard installation realizes mechanical connection and electrical connection using attachment, low frequency
Contact pin（10）Across type spectrum plate（9）And insulator（8）Correspondence aligned apertures on rectangular strip form each comfortable pass-through and compose plate, low
Between frequency contact pin, separate radio frequency connector component between radio frequency and low frequency；Two pairs of opposite symmetrical above-mentioned radio frequencies patch
Part component passes through rectangular strip babinet respectively（7）Bulkhead, separated by the partition board in the middle part of the rectangular strip babinet, and above-mentioned assembly
There are two pairs of rectangular strip babinets of radio frequency connector component（7）It is parallel respectively to be fixed on wide-band microwave printed board（5）Same side.
2. integrated attachment radio frequency insertion connector as described in claim 1, it is characterised in that：Radio frequency connector（4）Pass through table
Attachment welding manner is fixed on wide-band microwave printed board（5）On.
3. integrated attachment radio frequency insertion connector as described in claim 1, it is characterised in that：Insulator（8）It is connect across radio frequency
Plug-in unit（4）Loaded on wide-band microwave printed board（5）On.
4. integrated attachment radio frequency insertion connector as described in claim 1, it is characterised in that：Low frequency contact pin（10）Across type spectrum
Plate（9）Loaded on insulator（8）On.
5. integrated attachment radio frequency insertion connector as described in claim 1, it is characterised in that：Rectangular strip babinet（7）It is screwed on
Insulator（8）With wide-band microwave backboard（5）On.
6. integrated attachment radio frequency insertion connector as described in claim 1, it is characterised in that：Radio frequency connector（4）Radio frequency connects
Plug-in unit includes plug shell（1）, consubstantiality be assemblied in the plug shell（1）Insulator in stepped hole（2）, insulator
（2）It is formed with jack（3）.
7. integrated attachment radio frequency insertion connector as described in claim 1, it is characterised in that：Insulator（2）Shaft end step column
Body is less than the plug shell（1）Front end stepped hole, plug shell（1）Rear end step cylinder be formed with annular groove, jack（3）
End face and plug shell（1）Rear end face be maintained at same plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610724080.4A CN106374279B (en) | 2016-08-25 | 2016-08-25 | Integrated attachment radio frequency insertion connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610724080.4A CN106374279B (en) | 2016-08-25 | 2016-08-25 | Integrated attachment radio frequency insertion connector |
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| CN106374279A CN106374279A (en) | 2017-02-01 |
| CN106374279B true CN106374279B (en) | 2018-08-31 |
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| CN201610724080.4A Active CN106374279B (en) | 2016-08-25 | 2016-08-25 | Integrated attachment radio frequency insertion connector |
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| CN106921087A (en) * | 2017-04-25 | 2017-07-04 | 常州金信诺凤市通信设备有限公司 | A kind of multi-joint integrating device of multidimensional and antenna install signboard |
| CN109980385A (en) * | 2019-04-18 | 2019-07-05 | 西安微电子技术研究所 | A kind of high low speed mixed loading connector |
| CN112596172B (en) * | 2020-12-14 | 2023-04-18 | 中航光电科技股份有限公司 | Optical wireless photoelectric integrated link and implementation device thereof |
| CN112838410A (en) * | 2021-01-07 | 2021-05-25 | 广州视源电子科技股份有限公司 | Socket and circuit board |
| CN113163656B (en) * | 2021-03-17 | 2022-03-18 | 中国电子科技集团公司第二十九研究所 | Radio frequency rack cable assembly auxiliary tool and using method |
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|---|---|
| CN106374279A (en) | 2017-02-01 |
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