CN104901750B - Circuit board and its Multifunctional radio-frequency test bench - Google Patents
Circuit board and its Multifunctional radio-frequency test bench Download PDFInfo
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- CN104901750B CN104901750B CN201410083063.8A CN201410083063A CN104901750B CN 104901750 B CN104901750 B CN 104901750B CN 201410083063 A CN201410083063 A CN 201410083063A CN 104901750 B CN104901750 B CN 104901750B
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Abstract
A kind of Multifunctional radio-frequency test bench, test signal output when being debugged for radio-frequency performance test or base band, including pedestal, insulating barrier, input, output end and center conductor, the pedestal is a both ends open being made up of conductive metallic material and hollow cylindrical boss structure, insulating barrier is provided with the base internal wall and bottom, the input is introduced from the bottom of the pedestal, and protruded horizontally up after along the insulating barrier on the base internal wall extending vertically upwards a segment distance, constitute a cantilever, the output end symmetrically is set with the input, the cantilever lower end of the output end is provided with a salient point, the center conductor is the circular metal plate of one and the pedestal concentric, its one end is connected with the cantilever of the input, the other end the cantilever of the input elastic force effect under with the output end on salient point Elastic Contact.Separately, the present invention also provides a kind of circuit board of application Multifunctional radio-frequency test bench.The Multifunctional radio-frequency test bench improves the space availability ratio of the circuit board.
Description
Technical field
The present invention relates to field of radio frequency communication, more particularly to a kind of circuit board and its Multifunctional radio-frequency test bench.
Background technology
Ultrathin and screen enlarging with mobile communication terminal product develop, and need to hold in the limited inner space of product
Put numerous functional modules such as battery, circuit board, display screen, antenna, it is ensured that big battery capacity as far as possible, it is meant that existing
In some design spaces, the space for leaving circuit board for is less and less, how on limited circuit board space integrated more work(
It can be the problem for needing in current mobile communication terminal product design to consider.For convenience of debugging, when board circuit is laid out, one
As can reserve greater number of debug point, for producing line debugging, the presence of the debug point can undoubtedly take the circuit of a part
Plate suqare, is unfavorable for the circuit layout under the confined space.Additionally, carrying out radio-frequency performance test for convenience, also reserved on circuit board
There is radio frequency testing seat.The setting of the debug point and radio frequency testing seat is for facilitating producing line to debug, therefore can not remove, and is
Board layout space is saved, it is necessary to be optimized to the layout of the debug point and radio frequency testing seat.
The content of the invention
In view of the above circumstances, it is necessary to which a kind of Multifunctional radio-frequency test bench is provided.
Separately, there is a need to and a kind of circuit board of the application Multifunctional radio-frequency test bench is provided.
A kind of Multifunctional radio-frequency test bench, test letter when being debugged for the test of wireless terminal product radio-frequency performance or base band
Number output, the Multifunctional radio-frequency test bench include pedestal, insulating barrier, input, output end and center conductor, the pedestal be one by
Both ends open that conductive metallic material is made and hollow cylindrical boss structure, are provided with insulation on the base internal wall and bottom
Layer, the input is introduced from the bottom of the pedestal, and after extending vertically upwards a segment distance along the insulating barrier on the base internal wall
Protrude horizontally up, constitute a cantilever, the output end symmetrically is set with the input, and the cantilever lower end of the output end is provided with one
Salient point, the center conductor is the circular metal plate of one and the pedestal concentric, and its one end is connected with the cantilever of the input, another
Hold the input cantilever elastic force effect under with the output end on salient point Elastic Contact.
A kind of circuit board, including radio-frequency power amplifier and baseband chip, the circuit board are also tested including Multifunctional radio-frequency
Seat, the Multifunctional radio-frequency test bench includes pedestal, insulating barrier, input, output end and center conductor, and the pedestal is one by conduction
Both ends open that metal material is made and hollow cylindrical boss structure, insulating barrier is provided with the base internal wall and bottom,
The input is introduced from the bottom of the pedestal, and extends vertically upwards level after a segment distance along the insulating barrier on the base internal wall
Stretch out, constitute a cantilever, the output end symmetrically sets with the input, it is convex that the cantilever lower end of the output end is provided with one
Point, the center conductor is the circular metal plate of one and the pedestal concentric, and its one end is connected with the cantilever of the input, the other end
The input cantilever elastic force effect under with the output end on salient point Elastic Contact.
The Multifunctional radio-frequency test bench is by using the pedestal as the output point of base band debugging signal, effectively reducing
The presence of independent base band debug point, improves the space availability ratio of the circuit board.
Brief description of the drawings
Fig. 1 is the top view of the Multifunctional radio-frequency test bench of present pre-ferred embodiments.
Fig. 2 is the II-II profiles of Multifunctional radio-frequency test bench shown in Fig. 1.
Fig. 3 is the theory diagram of the circuit board of present pre-ferred embodiments.
Main element symbol description
| Radio frequency testing seat | 100 |
| Circuit board | 200 |
| Pedestal | 10 |
| Accommodation space | 11 |
| Insulating barrier | 20 |
| Input | 30 |
| Output end | 40 |
| Salient point | 41 |
| Center conductor | 50 |
| Electric capacity | C |
| Radio-frequency power amplifier | 60 |
| Output end | PA_OUT |
| Baseband chip | 70 |
| Debugging interface | Debug |
Following specific embodiment will further illustrate the present invention with reference to above-mentioned accompanying drawing.
Specific embodiment
Fig. 1 is referred to, present pre-ferred embodiments provide a kind of Multifunctional radio-frequency test bench 100, radio frequency testing seat 100
It is arranged on the circuit board of wireless terminal product, compatible radio-frequency performance is tested and base band debugging function, for wireless terminal
Test signal output when product radio frequency performance is tested or base band is debugged.
Fig. 2 is please referred to, radio frequency testing seat 100 includes pedestal 10, insulating barrier 20, input 30, the and of output end 40
Center conductor 50.The pedestal 10 be a both ends open being made up of conductive metallic material and hollow cylindrical boss structure, its
Top end diameter is less than bottom diameter, so as to form a larger accommodation space 11 in the bottom inner portion of pedestal 10.In the pedestal 10
Insulating barrier 20 is provided with wall and bottom.The input 30 is a metallic conduction piece, and the input 30 draws from the bottom of pedestal 10
Enter the accommodation space 11, and protrude horizontally up after extending vertically upwards a segment distance along the insulating barrier 20 on the inwall of pedestal 10, structure
Into a cantilever.The output end 40 and the input 30 symmetrically are arranged in the accommodation space 11, and from the bottom of pedestal 10
End is drawn, and the cantilever lower end of the output end 40 is provided with a salient point 41.The center conductor 50 be a circular metal plate, its one end with should
Input 30 cantilever connection, the other end the cantilever of the input 30 elastic force effect under with the output end 40 on salient point 41
Elastic Contact, the center conductor 50 is set with the concentric of pedestal 10.It is appreciated that for high-frequency signal, the pedestal 10
An electric capacity is equivalent to and the center conductor 50 between；And for low frequency signal, it is equivalent between the pedestal 10 and the center conductor 50
It is open circuit.
Fig. 3 is please referred to, the present invention also provides a kind of circuit board 200 of application Multifunctional radio-frequency test bench, the electricity
Road plate 200 includes Multifunctional radio-frequency test bench 100, radio-frequency power amplifier 60 and baseband chip 70.Enter to the circuit board 200
When row radio-frequency performance is tested, the center conductor 50 of the Multifunctional radio-frequency test bench 100 and the radio frequency of the radio-frequency power amplifier 60
Output end PA_OUT is connected, and for exporting RF test signal, the pedestal 10 is grounded by an electric capacity C, according to the logical exchange of electric capacity
Resistance direct current, logical high frequency hinder the characteristic of low frequency, and when radio-frequency performance is tested, the pedestal 10 is the reference ground of radiofrequency signal.When penetrating
When frequency test plug inserts the Multifunctional radio-frequency test bench 100, the probe top of radio frequency testing plug is opened the center conductor 50 and is somebody's turn to do
The connection of the output end 40 of Multifunctional radio-frequency test bench 100, so that RF test signal is exported from the center conductor 50.Right
When the circuit board 200 carries out base band debugging, the pedestal 10 is connected with the debugging interface Debug of the baseband chip 70, for low frequency
Debugging signal, the electric capacity C between the pedestal 10 and ground equivalent to open circuit, therefore, the pedestal 10 be baseband signal debugging
Point, for exporting base band debugging signal.
The Multifunctional radio-frequency test bench 100 realizes the function of baseband chip debugging by rationally utilizing the pedestal 10, has
Effect reduces the presence of independent debug point, improves the space availability ratio of circuit board 200.
The above, only presently preferred embodiments of the present invention is not to make any formal restriction to the present invention.Separately
Outward, those skilled in the art can also do other changes, certainly, these changes done according to present invention spirit in spirit of the invention
Change, should all be included within scope of the present invention.
Claims (5)
1. a kind of Multifunctional radio-frequency test bench, test signal when being debugged for the test of wireless terminal product radio-frequency performance or base band
Output, it is characterised in that：The Multifunctional radio-frequency test bench includes pedestal, insulating barrier, input, output end and center conductor, should
Pedestal is a both ends open being made up of conductive metallic material and hollow cylindrical boss structure, on the base internal wall and bottom
Insulating barrier is provided with, the input is introduced from the bottom of the pedestal, and is extended vertically upwards along the insulating barrier on the base internal wall
Protruded horizontally up after one segment distance, constitute a cantilever, the output end symmetrically is set with the input, the cantilever of the output end
Lower end is provided with a salient point, and the center conductor is the circular metal plate of one and the pedestal concentric, and its one end is outstanding with the input
Arm connect, the other end the cantilever of the input elastic force effect under with the output end on salient point Elastic Contact, when described many
When function radio frequency testing seat is tested for radio-frequency performance, the center conductor is radio-frequency performance test point, for exporting radio frequency testing
Signal, the pedestal is the reference ground of RF test signal, when the Multifunctional radio-frequency test bench is debugged for base band, the pedestal
It is base band debug point, for exporting base band debugging signal.
2. Multifunctional radio-frequency test bench as claimed in claim 1, it is characterised in that：The pedestal passes through a capacity earth.
3. a kind of circuit board, including radio-frequency power amplifier and baseband chip, it is characterised in that：The circuit board also includes such as right
It is required that the Multifunctional radio-frequency test bench described in 1-2 any one.
4. circuit board as claimed in claim 3, it is characterised in that：The radio-frequency power amplifier includes RF output end, should
RF output end is connected with the input of the Multifunctional radio-frequency test bench.
5. circuit board as claimed in claim 3, it is characterised in that：The baseband chip includes debugging interface, the debugging interface
Pedestal with the Multifunctional radio-frequency test bench is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410083063.8A CN104901750B (en) | 2014-03-07 | 2014-03-07 | Circuit board and its Multifunctional radio-frequency test bench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410083063.8A CN104901750B (en) | 2014-03-07 | 2014-03-07 | Circuit board and its Multifunctional radio-frequency test bench |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104901750A CN104901750A (en) | 2015-09-09 |
| CN104901750B true CN104901750B (en) | 2017-06-27 |
Family
ID=54034163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410083063.8A Expired - Fee Related CN104901750B (en) | 2014-03-07 | 2014-03-07 | Circuit board and its Multifunctional radio-frequency test bench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104901750B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107102175B (en) * | 2016-02-22 | 2019-06-18 | 京元电子股份有限公司 | The fast disassembly type IC test bench of rotary type tower test device |
| CN106324368A (en) * | 2016-09-26 | 2017-01-11 | 维沃移动通信有限公司 | Radio frequency test seat and mobile terminal |
| CN106790810B (en) * | 2016-12-26 | 2020-08-21 | 江苏立派新媒体科技有限公司 | Radio frequency seat device, circuit board and mobile terminal |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1960504A (en) * | 2006-09-19 | 2007-05-09 | 东南大学 | Radio test interface in mobile communication terminal |
| CN101409590A (en) * | 2007-10-12 | 2009-04-15 | 深圳富泰宏精密工业有限公司 | Mobile phone radio frequency test method |
| CN101635599A (en) * | 2008-07-21 | 2010-01-27 | 深圳富泰宏精密工业有限公司 | Bluetooth test system and method |
| CN201421488Y (en) * | 2009-03-17 | 2010-03-10 | 上海华勤通讯技术有限公司 | Mobile terminal radiofrequency test circuit board and test device thereof |
| CN201839519U (en) * | 2010-09-24 | 2011-05-18 | 比亚迪股份有限公司 | Radio-frequency circuit board and terminal equipment |
| CN102142856A (en) * | 2010-01-29 | 2011-08-03 | 深圳富泰宏精密工业有限公司 | Portable electronic device |
| CN203352554U (en) * | 2013-05-23 | 2013-12-18 | 合基联信电讯科技（北京）有限公司 | Alternatively connected multichannel radio frequency switch |
| CN203466911U (en) * | 2013-09-06 | 2014-03-05 | 深圳市海拓达电子技术有限公司 | Radio frequency assembly and intensive radio frequency device |
-
2014
- 2014-03-07 CN CN201410083063.8A patent/CN104901750B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1960504A (en) * | 2006-09-19 | 2007-05-09 | 东南大学 | Radio test interface in mobile communication terminal |
| CN101409590A (en) * | 2007-10-12 | 2009-04-15 | 深圳富泰宏精密工业有限公司 | Mobile phone radio frequency test method |
| CN101635599A (en) * | 2008-07-21 | 2010-01-27 | 深圳富泰宏精密工业有限公司 | Bluetooth test system and method |
| CN201421488Y (en) * | 2009-03-17 | 2010-03-10 | 上海华勤通讯技术有限公司 | Mobile terminal radiofrequency test circuit board and test device thereof |
| CN102142856A (en) * | 2010-01-29 | 2011-08-03 | 深圳富泰宏精密工业有限公司 | Portable electronic device |
| CN201839519U (en) * | 2010-09-24 | 2011-05-18 | 比亚迪股份有限公司 | Radio-frequency circuit board and terminal equipment |
| CN203352554U (en) * | 2013-05-23 | 2013-12-18 | 合基联信电讯科技（北京）有限公司 | Alternatively connected multichannel radio frequency switch |
| CN203466911U (en) * | 2013-09-06 | 2014-03-05 | 深圳市海拓达电子技术有限公司 | Radio frequency assembly and intensive radio frequency device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104901750A (en) | 2015-09-09 |
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