CN110441640A - A kind of test device - Google Patents
A kind of test device Download PDFInfo
- Publication number
- CN110441640A CN110441640A CN201910853607.7A CN201910853607A CN110441640A CN 110441640 A CN110441640 A CN 110441640A CN 201910853607 A CN201910853607 A CN 201910853607A CN 110441640 A CN110441640 A CN 110441640A
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- Prior art keywords
- radio frequency
- elastic probe
- probe
- frequency
- radio
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- 238000012360 testing method Methods 0.000 title claims abstract description 26
- 239000000523 sample Substances 0.000 claims abstract description 79
- 239000004020 conductor Substances 0.000 claims abstract description 33
- 238000001514 detection method Methods 0.000 claims abstract description 33
- 238000009413 insulation Methods 0.000 claims abstract description 31
- 238000001727 in vivo Methods 0.000 claims abstract description 8
- 239000002184 metal Substances 0.000 claims description 28
- 239000000463 material Substances 0.000 claims description 6
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 229920006351 engineering plastic Polymers 0.000 claims description 2
- 125000006850 spacer group Chemical group 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 description 10
- 238000013461 design Methods 0.000 description 7
- 238000005538 encapsulation Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000002955 isolation Methods 0.000 description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2851—Testing of integrated circuits [IC]
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Engineering & Computer Science (AREA)
- Measuring Leads Or Probes (AREA)
Abstract
The present invention relates to a kind of test devices, for testing the tested device containing radio frequency signal terminal, it is characterized by comprising main body (1), the detection of the radio frequency made of conductor body (2) is embedded in the main body, radio frequency detection is equipped with radio frequency elastic probe (3) in vivo, and the outside of radio frequency elastic probe is enclosed with insulation sleeve (4)；Radio frequency detection is additionally provided with the assistant spring probe (5) that more rhizospheres are wound on around the radio frequency elastic probe for being enclosed with insulation sleeve in vivo；The upper end of radio frequency detection body (2) is equipped with the perforation that can be pierced by respectively for radio frequency elastic probe (3) He Duogen assistant spring probe (5)；The upper end of radio frequency elastic probe (3) can be contacted with the radio frequency signal terminal of tested device, and the lower end of radio frequency elastic probe and radio-frequency cable inner conductor are conductively connected, and assistant spring probe directly detects body conductive contact with radio frequency；The lower end of radio frequency detection body can be connect with radio-frequency cable.
Description
Technical field
The present invention relates to a kind of test devices, such as right more particularly to the tested device containing frequency microwave signal terminal
High-speed transfer chip and micro-system (SIP) product of BGA package is detected.
Background technique
Following information interchange develops towards wireless and mobile direction, including mobile communication, WLAN,
All kinds of wireless mobile technologies including satellite communication, wireless access, radar detection, GPS positioning etc. are flourishing.It is all this
A little system all demand radio frequency (RF) technology, RF IC (RFIC) or radio frequency systems.In these communication systems, Ren Menxu
It develops signal spectrum and extends to the radio band even higher microwave and millimeter wave wave band of frequency, in addition, the integrated electricity of some ultrahigh speeds
Road equally has the characteristics that the transmission of frequency microwave signal.
Packeage is often translated into encapsulation, typically refer to protectiveness shell of the monolithic IC after being cut down from wafer and
Related accessories, mainly for the protection of silicon wafer.The form of encapsulation generally comprises DIP, QFP, QFN, BGA etc., with technological level
It improves, encapsulation technology develops quickly, and mainly packaging density is higher and higher, and scale is increasing, number of pins rapid growth.
Further, since the requirement that function is integrated, single-chip package is no longer satisfied the requirement of system design, and encapsulating products are also gradually
Developed from small-scale, single-chip package to extensive, multi-chip package direction.
SiP (System in Package) system in package refers to as its name suggests and integrates one in a package
System.In general, this system need to encapsulate multiple chips and can the specific task of complete independently, be such as integrated with CPU, DRAM,
The SiP system in package of multiple conventional IC chips such as Flash, wherein also including the SiP envelope containing RF IC unit
Dress, the lead-out mode of pin routinely use BGA package to be fanned out to mode.
To containing frequency microwave transmission or ultrahigh speed transmission demand IC, RFIC and SIP and relevant package substrate,
In the test process of high-frequency circuit board, frequency microwave transmission frequency or to can reach 20GHz even higher, how efficiently, conveniently
Frequency microwave channel and traditional control channel, power channel are tested in ground, are current technical problems urgently to be solved.
Summary of the invention
The technical problem to be solved by the present invention is to for the above-mentioned prior art provide it is a kind of can be easily to containing higher
The test device that the testee of the frequency microwave access port of frequency is tested.
The technical scheme of the invention to solve the technical problem is: a kind of test device, for containing radio frequency
The tested device of microwave signal port is tested, it is characterised in that: including main body, is embedded with made of conductor in the main body
Frequency microwave detects body, and frequency microwave detection is equipped with radio frequency elastic probe in vivo, and the outside of radio frequency elastic probe is enclosed with insulation
Set；Frequency microwave detection is additionally provided with the auxiliary earth bullet that more rhizospheres are wound on around the radio frequency elastic probe for being enclosed with insulation sleeve in vivo
Property probe；The upper end of frequency microwave detection body is equipped with and can be pierced by respectively for radio frequency elastic probe and Duo Gen auxiliary earth elastic probe
Perforation；The upper end of radio frequency elastic probe can be contacted with the frequency microwave signal port of tested device, under radio frequency elastic probe
End is conductively connected with radio-frequency cable inner conductor, and auxiliary earth elastic probe directly detects body conductive contact with radio frequency；Radio frequency inspection
The lower end for surveying body can be connect with radio-frequency cable.
As an improvement, the main body includes panel and the bottom plate that below the panel is arranged in, the radio frequency detection body includes embedding
The upper inserts that is located in panel and it is embedded the lower inserts in bottom plate, upper inserts and lower inserts are made of conductor；It is described embedding
The first through hole vertically extended, the radio frequency elastic probe and the insulation being wrapped in outside radio frequency elastic probe are equipped in part
The axial direction covered along first through hole is plugged in first through hole；The more auxiliary earth elastic probes are embedded in upper inserts, and
It is centered around around the radio frequency elastic probe for being enclosed with insulation sleeve, while the lower end of more assistant spring probes connects with lower inserts conduction
Touching；The second through-hole vertically extended, first through hole and first through hole coaxial arrangement are equipped in the lower inserts, second is logical
It is equipped with the lower insulation sleeve plugged along the axial direction of the second through-hole in hole, is equipped with and radio frequency elastic probe conductive contact in lower insulation sleeve
Radio frequency inner conductor.
It improves again, the upper inserts is formed with upper compensation step in first through hole top end；It is formed in the middle part of the inner conductor
There is lower compensation step；The lower end of radio frequency elastic probe is tapered, and is formed with gap between insulation sleeve inner wall.
It improves again, radio frequency inner conductor lower end is provided with the jack for the insertion of radio-frequency cable center conductor.
It improves again, the lower insulation sleeve lower part is equipped with the felt pad for preventing radio frequency inner conductor Yu the short circuit of radio-frequency cable outer conductor
Piece.
It improves again, the radio frequency inner conductor jack inner wall and radio-frequency cable center conductor are welded using scolding tin；It is embedding under described
The second through-hole wall and radio-frequency cable outer conductor of part are welded using scolding tin.
It improves again, low-frequency elastic probe is also embedded in the panel, corresponding position is equipped with energy and low frequency in the bottom plate
The low frequency contact pin of elastic probe conductive contact.
Improve again, ground connection elastic probe be also embedded in the panel, in the bottom plate corresponding position be equipped with can be with ground connection
The ground connection contact pin of elastic probe conductive contact.
It improves again, the main body is externally provided with metal shell, is equipped with metal bottom shell below metal shell, metal bottom shell is equipped with
Radio frequency detects interface, and the radio frequency inner conductor that radio frequency detects body detects interface by radio-frequency cable and radio frequency and is conductively connected；Metal bottom
Low frequency detection interface is additionally provided on shell, low frequency contact pin lower part has jack, can detect interface with low frequency and be conductively connected by conducting wire；
It is grounded contact pin and metal shell conductive contact.
It improves again, the top of the metal shell is additionally provided with upper cover, and upper cover is flexibly connected with metal shell by buckle.
It improves again, the corresponding position of the upper Gai Shangyu measurand is provided with through-hole observation window, sets in the through-hole observation window
There are the removable insole pieces that can compress tested device.
Compared with the prior art, the advantages of the present invention are as follows:
1, effectively contacted using elastic probe and the pad of measurand or BGA ball work, can flexibly, easily replace quilt
Object is surveyed, no-welding design is not damaged to measurand.
2, radio frequency detect body as frequency microwave signal prevailing transmission channel, while with testee contact site also structure
The transmission channel of coaxial configuration has been set, it can be micro- to reduce radio frequency preferably to reach impedance matching effect by setting collocation structure
The reflection of wave signal.
3, in improvement project, using integral type Integrated design, radio frequency that can be all to measurand, control, power end
Mouth is made corresponding detection port and is drawn, and small volume can satisfy the demand of inlet wire test.
4, in improvement project, upper cover area is equipped with open architecture, it may be convenient to is opened online some SIP products
Window detection further executes fixed point Commissioning Analysis operation to the certain chip unit in encapsulation.
Detailed description of the invention
Fig. 1 is the schematic perspective view of test device in the embodiment of the present invention；
Fig. 2 is the schematic perspective view at another visual angle of test device in the embodiment of the present invention；
Fig. 3 is the stereogram exploded view of test device in the embodiment of the present invention；
Fig. 4 is the cross-sectional view of test device in the embodiment of the present invention；
Fig. 5 is the structural schematic diagram that main body and radio frequency detect body in the embodiment of the present invention；
Fig. 6 is the structural schematic diagram of upper inserts and internal component in the embodiment of the present invention；
Fig. 7 is the structural schematic diagram of lower inserts and internal component in the embodiment of the present invention.
Specific embodiment
The present invention will be described in further detail below with reference to the embodiments of the drawings.
Test device as described in Fig. 1~4, for testing the tested device 7 containing radio frequency signal terminal 71,
Including main body 1, the detection body 2 of the radio frequency made of conductor is embedded in the main body, radio frequency detection is equipped with radio frequency elastic probe in vivo
3, the outside of radio frequency elastic probe is enclosed with insulation sleeve 4；Radio frequency detection, which is additionally provided with more rhizospheres in vivo and is wound on, is enclosed with insulation sleeve
Assistant spring probe 5 around radio frequency elastic probe；The upper end that radio frequency detects body is equipped with can be respectively for radio frequency elastic probe and more
The perforation that root assistant spring probe is pierced by；The upper end of radio frequency elastic probe 3 can connect with the radio frequency signal terminal 71 of tested device 7
Touching, the lower end of radio frequency elastic probe and 6 inner conductor 61 of radio-frequency cable are conductively connected, and assistant spring probe 5 is directly examined with radio frequency
Survey 2 conductive contact of body；The lower end of radio frequency detection body 2 can be connect with 6 cable of radio frequency electrical.
In the present embodiment, main body 1 is whole to be made of isolation material comprising panel 11 and the bottom that below the panel is arranged in
Plate 12；The radio frequency detection body 2 includes being embedded the upper inserts 21 in insulating panel 11 and being embedded the lower inserts in bottom plate 12
22, shown in Figure 5, upper inserts 21 and lower inserts 22 are made of conductor；It is equipped in the upper inserts 21 and prolongs along the vertical direction
The axial direction of the first through hole stretched, the radio frequency elastic probe 3 and the insulation sleeve 4 being wrapped in outside radio frequency elastic probe along first through hole
It is plugged in first through hole；The more assistant spring probes 5 are embedded in upper inserts 21, and are centered around and are enclosed with insulation sleeve 4
Radio frequency elastic probe 31 around, while the lower end of more assistant spring probes 5 and lower 22 conductive contact of inserts；Upper inserts 21
Upper end is equipped with the perforation that can be pierced by respectively for radio frequency elastic probe 3 and Duo Gen assistant spring probe 5, shown in Figure 6；Under described
It is equipped with the second through-hole vertically extended, first through hole and first through hole coaxial arrangement in inserts 22, is set in the second through-hole
There is the lower insulation sleeve 8 that the axial direction along the second through-hole plugs, is equipped in lower insulation sleeve 8 and is connect with the lower conductive of radio frequency elastic probe 3
The radio frequency inner conductor 9 of touching, it is shown in Figure 7.
In this example, the shape of lower inserts 22 uses step design wide at the top and narrow at the bottom, can also adopt in actual design
With the wide step design in the narrow centre in up-narrow and down-wide or both ends.The structural change of this part, it should all within rights protection scope.
In the present embodiment, entire radio-frequency transmission line is designed based on the characteristic impedance of 50 Ω, but is used in some changeover portions
Mis-registry compensation or highly resistance compensation promote transmission performance to reduce frequency microwave reflection.Such as in order to form compensation, upper inserts 21 is the
One through-hole top end is formed with compensation step 21a, can be used for adjusting the impedance matching with chip bonding pad contact position；In described
It is formed with lower compensation step 9a in the middle part of conductor 9, forms highly resistance compensation；The lower end of radio frequency elastic probe 3 is tapered, and with insulation
It covers and is formed with gap 4a between 4 inner walls, form highly resistance compensation.9 lower end of radio frequency inner conductor is provided with for 6 inner conductor 61 of radio-frequency cable
The slot 91 of insertion.Lower 8 lower part of insulation sleeve is equipped with the felt pad for preventing radio frequency inner conductor and the outer conductive shell short circuit of radio-frequency cable
Piece 10.
In the present embodiment, the shape of the insulation sleeve 4 and lower insulation sleeve 8 is designed using independent isolation material, real
Partial air medium also can be used for border design or the mode of blending agent achievees the purpose that insulation and support.The structure of this part becomes
It is dynamic, it should all within rights protection scope.
Low-frequency elastic probe 13 is also embedded in panel 11, corresponding position is equipped with and can visit with low-frequency elastic in the bottom plate 12
The low frequency contact pin 23 of needle conductive contact.Ground connection elastic probe 14 is also embedded in panel 11, corresponding position is set in the bottom plate 12
Having can be with the ground connection contact pin 24 of ground connection elastic probe conductive contact.
In the present embodiment, it the radio frequency elastic probe 31, assistant spring probe 5, low-frequency elastic probe 13 and connects
Ground elastic probe 14 uses double acting elastic probe as the transmission medium for reaching reliable contacts, also can be used in practical applications
A variety of vertical interconnection modes with Elastic Contact such as hair button, conductive rubber mat, special-shaped elastic needle.The structural change of this part, is answered
This is all within rights protection scope.
In this legend, describes, can actually be examined using multiple radio frequencies as example only with radio frequency detection body at one
Survey body distribution.In addition, radio frequency detection body, low frequency needle and the position of grounding pin, pitch layout are also only used as signal and provide, not
It can be limited as practical layout.
For special chip layout, such as more dense spacing, panel 11 can be made integral piece with upper inserts 21, use
Engineering plastics material, and using shorter, thinner elastic probe and more radio frequency is used to be grounded to reduce radio frequency transmission
Loss.In addition, being directed to the chip layout of some low frequency integrated distributions, panel 11 and upper inserts 21 can also use block of metal system
At, but the peripheral material of low-frequency elastic probe locations needs to become isolation material, and forms new independent inserts.This part can
For chip practical layout and optimize permutation and combination, it should all within rights protection scope.
Main body 1 is externally provided with metal shell 15, and metal bottom shell 16 is equipped with below metal shell 15, and metal bottom shell 16 is equipped with and penetrates
Frequency detection interface 17, the radio frequency inner conductor of radio frequency detection body detect interface with radio frequency by radio-frequency cable and are electrically connected；Metal bottom shell
On be additionally provided with low frequency detection interface 18, low frequency contact pin 23 and low frequency detection interface 18 by conducting wire conductive connection；It is grounded contact pin 24
With metal shell conductive contact.It hollows out to form cavity inside metal bottom shell 16, for accommodating the portions such as radio-frequency cable and low frequency conducting wire
Part, bottom opening are covered using bottom cover 161.
In the present embodiment, low frequency detection interface 18 uses the micro- rectangular electric connector of J30J, practical to can be used
The other types of electric connector such as J63, D type.Extension, the cavity that can be further formed in metal bottom shell 16 and bottom cover 161
Interior placement control circuit board, for optimizing the stability of low-frequency power and the waveform of control signal.The structural change of this part, is answered
This is all within rights protection scope.
The top of metal shell 15 is additionally provided with upper cover 19, and upper cover 19 is flexibly connected with metal shell 16 by buckle 20.On
Position corresponding with radio frequency elastic probe is provided with through-hole observation window 19a on lid 19, and being equipped in the through-hole observation window can elastic compression
The removable insole pieces 25 of tested device.
In the present embodiment, upper cover 19 is flexibly connected with metal shell 16 by double card button, expansible one side axle of use
Flip structure fixed, that other side buckle is flexibly connected.The structural change of this part, it should all within rights protection scope.
Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or
It changes still within the protection scope of the invention.
Claims (10)
1. a kind of test device, for testing the tested device containing radio frequency signal terminal, it is characterised in that: including master
Body (1), the detection of the radio frequency made of conductor body (2) is embedded in the main body, and radio frequency detection is equipped with radio frequency elastic probe in vivo
(3), the outside of radio frequency elastic probe is enclosed with insulation sleeve (4)；Radio frequency detection, which is additionally provided with more rhizospheres in vivo and is wound on, is enclosed with insulation
Assistant spring probe (5) around the radio frequency elastic probe of set；The upper end that radio frequency detects body (2) is equipped with can be respectively for radio frequency elasticity
The perforation that probe (3) He Duogen assistant spring probe (5) is pierced by；The upper end of radio frequency elastic probe (3) can be penetrated with tested device
The contact of frequency signal terminal, the lower end of radio frequency elastic probe and radio-frequency cable inner conductor are conductively connected, and assistant spring probe is direct
Body conductive contact is detected with radio frequency；The lower end of radio frequency detection body can be connect with radio-frequency cable.
2. test device according to claim 1, it is characterised in that: the main body (1) includes that panel (11) and setting exist
The bottom plate (12) of below the panel, radio frequency detection body (2) include being embedded the upper inserts (21) in panel (11) and being embedded
Lower inserts (22) in bottom plate (12), upper inserts (21) and lower inserts (22) are made of conductor；It is set in the upper inserts (21)
There is a first through hole vertically extended, the radio frequency elastic probe (3) and is wrapped in the insulation of radio frequency elastic probe (3) outside
Set (4) is plugged in first through hole along the axial direction of first through hole；The more assistant spring probes are embedded in upper inserts (21),
And it is centered around around the radio frequency elastic probe (3) for being enclosed with insulation sleeve, while the lower end of more assistant spring probes (5) is embedding under
Part (22) conductive contact；The second through-hole vertically extended is equipped in the lower inserts (22), first through hole and first are led to
Hole coaxial arrangement, the second through-hole is interior to be equipped with the lower insulation sleeve (8) plugged along the axial direction of the second through-hole, is equipped in lower insulation sleeve (8)
With the radio frequency inner conductor (9) of radio frequency elastic probe conductive contact.
3. test device according to claim 2, it is characterised in that: the upper inserts (21) is in first through hole top end shape
At there is upper compensation step (21a)；Lower compensation step (9a) is formed in the middle part of the inner conductor (9)；Under radio frequency elastic probe (3)
End is tapered, and is formed with gap between insulation sleeve (4) inner wall.
4. test device according to claim 3, it is characterised in that: radio frequency inner conductor (9) lower end is provided with for radio frequency
The slot (91) of connector inner conductor insertion；The lower insulation sleeve lower part, which is equipped with, prevents radio frequency inner conductor and radio-frequency cable outer conductive
The insulation spacer of shell short circuit.
5. according to test device described in Claims 2 or 3 or 4, it is characterised in that: be also embedded with low frequency in the panel (11)
Elastic probe, the interior corresponding position of the bottom plate (12) is equipped with can be with the low frequency contact pin (23) of low-frequency elastic probe conductive contact.
6. test device according to claim 5, it is characterised in that: be also embedded with ground connection elasticity in the panel (11) and visit
Needle, the interior corresponding position of the bottom plate (12) is equipped with can be with the ground connection contact pin (24) of ground connection elastic probe conductive contact.
7. test device according to claim 6, it is characterised in that: the main body (1) is externally provided with metal shell, metal-back
Metal bottom shell is equipped with below body, metal bottom shell is equipped with radio frequency and detects interface, and the radio frequency inner conductor of radio frequency detection body passes through radio frequency
Cable is electrically connected with radio frequency detection interface；Low frequency detection interface is additionally provided in metal bottom shell, low frequency contact pin and low frequency detect interface
It is conductively connected by conducting wire；It is grounded contact pin and metal shell conductive contact.
8. test device according to claim 7, it is characterised in that: the top of the metal shell is additionally provided with upper cover, on
Lid is flexibly connected with metal shell by buckle；The corresponding position of the upper Gai Shangyu measurand is provided with through-hole observation window, should
The removable insole pieces of energy elastic compression tested device are equipped in through-hole observation window.
9. the test device stated according to claim 2, it is characterised in that: one is made in the panel (11) and upper inserts (21)
Part is made of engineering plastics material.
10. the test device stated according to claim 5, it is characterised in that: the panel (11) and upper inserts (21) use monolith
Metal is made, and the periphery of low-frequency elastic probe locations is equipped with insulation wrap member, forms new independent inserts, is embedded in panel (11)
It is interior.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910853607.7A CN110441640A (en) | 2019-09-10 | 2019-09-10 | A kind of test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910853607.7A CN110441640A (en) | 2019-09-10 | 2019-09-10 | A kind of test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110441640A true CN110441640A (en) | 2019-11-12 |
Family
ID=68439836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910853607.7A Pending CN110441640A (en) | 2019-09-10 | 2019-09-10 | A kind of test device |
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| Country | Link |
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| CN (1) | CN110441640A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111230767A (en) * | 2020-02-13 | 2020-06-05 | 深圳飞骧科技有限公司 | Clamp for radio frequency circuit test |
| CN111343050A (en) * | 2020-03-02 | 2020-06-26 | 瑞声科技(新加坡)有限公司 | Testing device of transmission module |
| CN112034327A (en) * | 2020-08-29 | 2020-12-04 | 捷映凯电子（昆山）有限公司 | Flexible circuit board test switching device for electric connector |
| CN112180244A (en) * | 2020-12-01 | 2021-01-05 | 四川斯艾普电子科技有限公司 | Support plate type bare chip power amplifier module testing device |
| CN112327139A (en) * | 2020-11-04 | 2021-02-05 | 上海航天科工电器研究院有限公司 | Chip testing device |
| CN112485646A (en) * | 2020-12-03 | 2021-03-12 | 上海航天科工电器研究院有限公司 | BGA chip vertical interconnection test module based on hair button |
| TWI726509B (en) * | 2019-11-20 | 2021-05-01 | 嘉聯益科技股份有限公司 | Cable test module and method of cable test |
| CN114236278A (en) * | 2021-12-13 | 2022-03-25 | 北京中微普业科技有限公司 | SMD component impedance analysis three-temperature coaxial structure test tool |
| CN115248356A (en) * | 2022-09-21 | 2022-10-28 | 荣耀终端有限公司 | Test fixture and test system |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
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| TWI726509B (en) * | 2019-11-20 | 2021-05-01 | 嘉聯益科技股份有限公司 | Cable test module and method of cable test |
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| CN111343050A (en) * | 2020-03-02 | 2020-06-26 | 瑞声科技(新加坡)有限公司 | Testing device of transmission module |
| CN112034327A (en) * | 2020-08-29 | 2020-12-04 | 捷映凯电子（昆山）有限公司 | Flexible circuit board test switching device for electric connector |
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