CN107850625A - A kind of RF Technology for Measuring - Google Patents
A kind of RF Technology for Measuring Download PDFInfo
- Publication number
- CN107850625A CN107850625A CN201680040148.5A CN201680040148A CN107850625A CN 107850625 A CN107850625 A CN 107850625A CN 201680040148 A CN201680040148 A CN 201680040148A CN 107850625 A CN107850625 A CN 107850625A
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- China
- Prior art keywords
- probe
- radio frequency
- needle core
- circuit board
- support plate
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000005516 engineering process Methods 0.000 title claims abstract description 15
- 239000000523 sample Substances 0.000 claims abstract description 86
- 238000012360 testing method Methods 0.000 claims abstract description 19
- 238000009413 insulation Methods 0.000 claims description 27
- 238000003032 molecular docking Methods 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000010276 construction Methods 0.000 claims description 3
- CEOCDNVZRAIOQZ-UHFFFAOYSA-N pentachlorobenzene Chemical compound ClC1=CC(Cl)=C(Cl)C(Cl)=C1Cl CEOCDNVZRAIOQZ-UHFFFAOYSA-N 0.000 abstract 8
- 238000001514 detection method Methods 0.000 description 9
- 239000000306 component Substances 0.000 description 4
- 239000004020 conductor Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000001427 coherent effect Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 239000008358 core component Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000000644 propagated effect Effects 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
- G01R1/06—Measuring leads; Measuring probes
- G01R1/067—Measuring probes
- G01R1/073—Multiple probes
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Leads Or Probes (AREA)
- Tests Of Electronic Circuits (AREA)
Abstract
A kind of RF Technology for Measuring,It includes PCB (10),Pin support plate (20) and test board (30),The PCB (10) is arranged on the pin support plate (20),The test board (30) is located at the lower section of the pin support plate (20),Some probes (40) are provided with the pin support plate (20),It is connected at the top of the probe (40) with the PCB (10),One end of the PCB (10) is connected with radio frequency line unit (60),The radio frequency line unit (60) is connected between the PCB (10) and radio frequency detecting instrument (50),The signal completed by the radio frequency line unit (60) between the PCB (10) and radio frequency detecting instrument (50) transmits,Some pcb board interfaces (11) are provided with the PCB (10),One end of each radio frequency line (61) is corresponding to be connected on the pcb board interface (11),Circuit trace part (70) is provided with the PCB (10),The circuit trace part (70) is connected between the probe (40) and the pcb board interface (11).
Description
The present invention relates to a kind of detection device, radio-frequency module in a kind of pair of electronic product is particularly related to, RF component carries out the device of radio frequency detection.
Radio frequency (RF) is the abbreviation of Radio Frequency, indicates the electromagnetic frequency that can be radiated space, frequency range is between 300KHz~300GHz.Radio frequency abbreviation RF radio frequency is exactly radio-frequency current, it is a kind of abbreviation of high-frequency ac variation electromagnetic wave.Alternating current of the variation less than 1000 times per second is known as low-frequency current, is known as high-frequency current greater than 10000 times, and radio frequency is exactly such a high-frequency current.Radio-frequency technique is chiefly used in radio communication product, such as network base station, mobile phone, notebook product, and in theory of electronics, electric current flows through conductor, will form magnetic field around conductor；Alternating current passes through conductor, will form the electromagnetic field of alternation, referred to as electromagnetic wave around conductor.When wave frequency is lower than 100khz, electromagnetic wave can be absorbed by earth's surface, effective transmission cannot be formed, but when wave frequency is higher than 100khz, electromagnetic wave can be propagated in air, and the ionospheric reflection through atmosphere outer rim, remote transmittability is formed, the frequency electromagnetic waves with remote transmittability are called radio frequency by we；Radio-frequency technique is widely used in the field of wireless communication.
Radio-frequency module or RF component in the products such as mobile phone, notebook, tablet computer are the core components in this electronic product, it directly determines the product quality of related electronic products, so having extremely important meaning to the detection of product radio frequency part when producing detection.
Also occur some radio frequency detection apparatus on the market, but there is also many disadvantages to be described below respectively now when in use for these radio frequencies detection apparatus: firstly, its radio-frequency probe for detecting apparatus is big, clamping fixer demand space is big, clamping trouble；Secondly, radio-frequency probe clamping precision is low, it is unable to satisfy high-precision requirement, connection needs to connect a large amount of radio frequency line when radio-frequency probe is more, it is disorderly and unsystematic, in addition, the radio frequency line of probe connection at present is longer, line loss is larger, test effect is influenced, meanwhile, PCB corresponds to probe positions and needs empty avoiding at present, the controllable space of pcb board is reduced, and this is the major defect for the prior art.
Summary of the invention
The present invention provides a kind of RF Technology for Measuring, its radio-frequency probe part can do small on demand, installation space can be greatlyd save, and its radio-frequency probe clamping precision improves, it can satisfy high-precision requirement, in addition radio-frequency probe radio frequency line completes cabling in PCB circuit board in the present invention, and it is connected in instrument and equipment when walking to pcb board end by the way that radiofrequency signal interface is orderly, its cabling is rationally distributed, finally, radiofrequency signal interface of the invention is located at PCB tail end, radio frequency line length can be shortened, reduce line loss, enhance test effect, facilitate switching and maintenance, and this is the main object of the present invention.
The technical solution used in the present invention is: a kind of RF Technology for Measuring, it includes PC circuit board, needle support plate and test board, wherein, the PC circuit board is arranged on the needle support plate, the test board is located at the lower section of the needle support plate, several probes are provided in the needle support plate, which is connected with the PC circuit board.When being tested, detected radio-frequency module or RF component will be needed to be placed on the test board first, then, which is docked with the test board, this moment, several probes contact connection and tandem signal after the tested product corresponding position on the test board.The signal passes through the PC board transmission into a radio frequency detecting instrument, and Real-time Feedback testing result gives coherent detection personnel.
One end of the PC circuit board is connected with radio frequency line unit.The radio frequency line unit is connected between the PC circuit board and radio frequency detecting instrument, completes the transmission of the signal between the PC circuit board and radio frequency detecting instrument by the radio frequency line unit.The radio frequency line unit includes several radio frequency lines.Several PCT plate interfaces are provided on the PC circuit board, one end of each radio frequency line is correspondingly connected on the PCT plate interface.Several radio frequency lines can be arranged in parallel.When specific implementation, the top of the probe is connect with the PC circuit board patch, which is integrally threaded through in the needle support plate, which is pierced by below the needle support plate.
It is provided with circuit trace part on the PC circuit board, which is connected between the probe and the PCT plate interface, is partially completed the transmission of the signal between the probe and the PCT plate interface by the circuit trace.The circuit trace part surrounding is provided with shielding construction, to achieve the purpose that shielded signal interferes.
The radio frequency line is high frequency connecting line, the both ends of the radio frequency line are respectively arranged with high frequency interfaces of connecting wires, wherein, the high frequency interfaces of connecting wires of the radio frequency line one end is connected with the PCT plate interface, the other end of high frequency interfaces of connecting wires of the radio frequency line is connected with the equipment interface on the radio frequency detecting instrument, is additionally provided with support plate on the needle support plate bottom surface.
The probe includes probe body, probe attachment base, dock needle core, probe needle core and insulation shielding part, wherein, the probe body is threaded through in the needle support plate, the probe body is perforated with inner cavity, the probe attachment base is arranged at the top of the probe body, the probe attachment base is connected with the circuit trace part simultaneously, the docking needle core and the probe needle core are arranged in the inner cavity perforation of the probe body, wherein, between the docking needle core is connected at the top of the probe attachment base and the probe needle core, the probe needle core is pierced by from the lower section that the inner cavity is perforated, the insulation shielding, which partially surrounds, is arranged in the docking needle core and the probe needle core surrounding to have the function that insulation shielding, the insulation shielding part includes the first insulation shielding part, second insulation shielding part and third insulation shielding part, wherein, the first insulation screen Cover partially surround setting the docking needle core with
And surrounding at the top of the probe needle core, the second insulation shielding part and the third insulation shielding partially surround the upper and lower ends that the probe needle core is arranged in, the probe needle core is arranged with main body pair set from the position that inner cavity perforation lower section is pierced by, and the top of main body pair set is plugged in the bottom of the probe body.
The invention has the benefit that its probe of technology of the invention can be organically combined with electronics pcb board, radio frequency line part passes through pcb board cabling, pcb board is both artistic and practical, and cabling mode is reasonable, in addition, radio-frequency probe clamping precision of the invention improves, it can satisfy high-precision requirement, technical solution of the present invention is supplied to the more free space manner of configuration, simultaneously, it radio frequency line part of the invention, being capable of significantly save the cost by pcb board cabling.
Fig. 1 is schematic perspective view of the invention.
Fig. 2 is the schematic diagram of the section structure of the invention.
Fig. 3 is the schematic diagram of the section structure of probe of the present invention.
As shown in Figures 1 to 3, a kind of RF Technology for Measuring, it includes PCB circuit board 10, needle support plate 20 and test board 30, wherein, the PCB circuit board 10 is arranged on the needle support plate 20, the test board 30 is located at the lower section of the needle support plate 20, and several probes 40 are provided in the needle support plate 20, which is connected with the PCB circuit board 10.
When being tested, detected radio-frequency module or RF component will be needed to be placed on the test board 30 first, then, the needle support plate 20 is docked with the test board 30, this moment, several probes 40 contact connection and tandem signal after the tested product A corresponding position on the test board 30.
The signal is transferred in a radio frequency detecting instrument 50 by the PCB circuit board 10, and Real-time Feedback testing result gives coherent detection personnel.
Traditional detection device when carrying out signal transmission is completed by the way of simple wiring, namely it is connected directly between probe tails and radio frequency detecting instrument using several signal lines, this signal transmission mode needs to connect a large amount of radio frequency line, it is disorderly and unsystematic, in addition, the radio frequency line of connection is longer, and line loss is larger, will greatly affect test effect.
One end of the PCB circuit board 10 is connected with radio frequency line unit 60.
The radio frequency line unit 60 is connected between the PCB circuit board 10 and radio frequency detecting instrument 50, is completed the signal between the PCB circuit board 10 and radio frequency detecting instrument 50 by the radio frequency line unit 60 and is transmitted.
The radio frequency line unit 60 includes several radio frequency lines 61.
When specific implementation, several PCT plate interfaces 11 are provided in the PCB circuit board 10, one end of each radio frequency line 61 is correspondingly connected on the PCT plate interface 11.
Several radio frequency lines 61 can be arranged in parallel.
When specific implementation, the top of the probe 40 is connect with 10 patch of PCB circuit board, and the probe 40 is whole to be threaded through in the needle support plate 20, which is pierced by below the needle support plate 20.
It is provided with circuit trace part 70 in the PCB circuit board 10, which is connected between the probe 40 and the PCT plate interface 11, completes the signal between the probe 40 and the PCT plate interface 11 by the circuit trace part 70 and transmits.
70 surrounding of circuit trace part is provided with shielding construction, to achieve the purpose that shielded signal interferes.
When specific implementation, which is high frequency connecting line, and the both ends of the radio frequency line 61 are respectively arranged with high frequency interfaces of connecting wires 62, wherein the high frequency interfaces of connecting wires 62 of 61 one end of radio frequency line is connected with the PCT plate interface 11.
The other end of high frequency interfaces of connecting wires 62 of the radio frequency line 61 is connected with the equipment interface 51 on the radio frequency detecting instrument 50.
When specific implementation, support plate 21 is additionally provided on 20 bottom surface of needle support plate.
As shown in Figure 3, when specific implementation, which includes probe body 41, probe attachment base 42, docks needle core 43, probe needle core 44 and insulation shielding part, wherein, the probe body 41 is threaded through in the needle support plate 20, which perforates with inner cavity.
The probe attachment base 42 setting is at 41 top of probe body, while the probe attachment base 42 is connected with the circuit trace part 70.
The docking needle core 43 and the probe needle core 44 are arranged in the inner cavity perforation of the probe body 41, wherein the docking needle core 43 is connected between the probe attachment base 42 and 44 top of probe needle core, which is pierced by from the lower section that the inner cavity is perforated.
The insulation shielding, which partially surrounds, is arranged in the docking needle core 43 and 44 surrounding of probe needle core to have the function that insulation shielding.
When specific implementation, which includes the first insulation shielding part 451, the second insulation shielding part 452 and third insulation shielding part 453.Wherein, which is circumferentially positioned at the docking needle core 43 and the 44 top surrounding of probe needle core.The second insulation shielding part 452 and the third insulation shielding part 453 are circumferentially positioned at the upper and lower ends of the probe needle core 44.
The probe needle core 44 is arranged with main body pair set 46 from the position that inner cavity perforation lower section is pierced by, and the top of main body pair set 46 is plugged in the bottom of the probe body 41.
When specific implementation, the emission of radio frequency signals port B on tested product A is in the lower section of the probe 40, can carry out being connected to the movement of simultaneously tandem signal immediately when the probe 40 contacts emission of radio frequency signals port B.
Claims (8)
- A kind of RF Technology for Measuring, it includes PC circuit board, needle support plate and test board, it is characterized by: the PC circuit board is arranged on the needle support plate, the test board is located at the lower section of the needle support plate, several probes are provided in the needle support plate, the probe tip is connected with the PC circuit board, one end of the PC circuit board is connected with radio frequency line unit, the radio frequency line unit is connected between the PC circuit board and radio frequency detecting instrument, the transmission of the signal between the PC circuit board and radio frequency detecting instrument is completed by the radio frequency line unit, several PCT plate interfaces are provided on the PC circuit board, one end of each radio frequency line is correspondingly connected on the PCT plate interface, circuit trace part is provided on the PC circuit board, the circuit trace part is connected between the probe and the PCT plate interface.
- A kind of RF Technology for Measuring as described in claim 1, it is characterized by: the probe includes probe body, probe attachment base, dock needle core, probe needle core and insulation shielding part, wherein, the probe body is threaded through in the needle support plate, the probe body is perforated with inner cavity, the probe attachment base is arranged at the top of the probe body, the probe attachment base is connected with the circuit trace part simultaneously, the docking needle core and the probe needle core are arranged in the inner cavity perforation of the probe body, wherein, between the docking needle core is connected at the top of the probe attachment base and the probe needle core, the probe needle core is pierced by from the lower section that the inner cavity is perforated, the insulation shielding, which partially surrounds, to be arranged in the docking needle core and the probe needle core surrounding, the probe needle core is arranged with main body pair set from the position that inner cavity perforation lower section is pierced by, main body pair set Top is plugged in the bottom of the probe body.
- A kind of RF Technology for Measuring as claimed in claim 2, it is characterised in that: the insulation shielding part includes the first insulation shielding part, the second insulation shielding part and third insulation shielding part, wherein First insulation shielding partially surrounds setting surrounding, the second insulation shielding part and the third insulation shielding at the top of the docking needle core and the probe needle core and partially surrounds the upper and lower ends that the probe needle core is arranged in.
- A kind of RF Technology for Measuring as described in claim 1, it is characterised in that: the radio frequency line unit includes several radio frequency lines, and several radio frequency lines are arranged in parallel.
- A kind of RF Technology for Measuring as described in claim 1, it is characterised in that: the top of the probe is connect with the PC circuit board patch.
- A kind of RF Technology for Measuring as described in claim 1, it is characterised in that: the circuit trace part surrounding is provided with shielding construction.
- A kind of RF Technology for Measuring as described in claim 1, it is characterized by: the radio frequency line is high frequency connecting line, the both ends of the radio frequency line are respectively arranged with high frequency interfaces of connecting wires, wherein, the high frequency interfaces of connecting wires of the radio frequency line one end is connected with the PCT plate interface, and the other end of high frequency interfaces of connecting wires of the radio frequency line is connected with the equipment interface on the radio frequency detecting instrument.
- A kind of RF Technology for Measuring as described in claim 1, it is characterised in that: be additionally provided with support plate on the needle support plate bottom surface.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2016/076764 WO2017156780A1 (en) | 2016-03-18 | 2016-03-18 | Radio-frequency detection apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107850625A true CN107850625A (en) | 2018-03-27 |
| CN107850625B CN107850625B (en) | 2020-04-24 |
Family
ID=59850123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201680040148.5A Expired - Fee Related CN107850625B (en) | 2016-03-18 | 2016-03-18 | Radio frequency detection device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN107850625B (en) |
| WO (1) | WO2017156780A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111781431A (en) * | 2020-07-13 | 2020-10-16 | 芝纶自动化科技(上海)有限公司 | Testing device |
| CN112433099A (en) * | 2020-09-28 | 2021-03-02 | 中国电子科技集团公司第二十九研究所 | Method for detecting signals of multi-layer board embedded broadband radio frequency transmission line |
| CN113848351B (en) * | 2021-08-16 | 2023-07-25 | 昆山德普福电子科技有限公司 | High frequency detection assembly |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2648742Y (en) * | 2003-09-04 | 2004-10-13 | 杭州斯达康通讯有限公司 | Cellphone radio-frequency test circuit |
| CN201207715Y (en) * | 2008-03-07 | 2009-03-11 | 鸿富锦精密工业（深圳）有限公司 | RF test system and RF test circuit thereof |
| CN201503443U (en) * | 2009-09-30 | 2010-06-09 | 襄樊启创机电科技开发有限公司 | Low-impedance probe |
| CN102013930A (en) * | 2010-12-13 | 2011-04-13 | 上海市共进通信技术有限公司 | Radio-frequency (RF) signal test connection structure and radio-frequency signal test optimization method |
| CN102571225A (en) * | 2011-06-30 | 2012-07-11 | 上海雷迪埃电子有限公司 | Radio frequency power self-test device and test method |
| CN202693636U (en) * | 2012-04-28 | 2013-01-23 | 重庆枫美信息技术股份有限公司 | RF testing shielding box |
| CN203535076U (en) * | 2013-10-16 | 2014-04-09 | 深圳市策维科技有限公司 | Flexible circuit board testing and switching clamp |
| CN203909240U (en) * | 2014-06-27 | 2014-10-29 | 深圳市中冀联合通讯技术有限公司 | Detection device based on PCB radio frequency signal |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2251081B (en) * | 1990-12-18 | 1995-08-23 | Motorola Ltd | Automatic analysis apparatus |
| JP2004108898A (en) * | 2002-09-17 | 2004-04-08 | Advantest Corp | Performance board and test system |
| CN102711361A (en) * | 2011-03-28 | 2012-10-03 | 鸿富锦精密工业（深圳）有限公司 | Circuit board |
| CN203930000U (en) * | 2014-05-27 | 2014-11-05 | 深圳市策维科技有限公司 | A kind of test platform |
-
2016
- 2016-03-18 CN CN201680040148.5A patent/CN107850625B/en not_active Expired - Fee Related
- 2016-03-18 WO PCT/CN2016/076764 patent/WO2017156780A1/en active Application Filing
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2648742Y (en) * | 2003-09-04 | 2004-10-13 | 杭州斯达康通讯有限公司 | Cellphone radio-frequency test circuit |
| CN201207715Y (en) * | 2008-03-07 | 2009-03-11 | 鸿富锦精密工业（深圳）有限公司 | RF test system and RF test circuit thereof |
| CN201503443U (en) * | 2009-09-30 | 2010-06-09 | 襄樊启创机电科技开发有限公司 | Low-impedance probe |
| CN102013930A (en) * | 2010-12-13 | 2011-04-13 | 上海市共进通信技术有限公司 | Radio-frequency (RF) signal test connection structure and radio-frequency signal test optimization method |
| CN102571225A (en) * | 2011-06-30 | 2012-07-11 | 上海雷迪埃电子有限公司 | Radio frequency power self-test device and test method |
| CN202693636U (en) * | 2012-04-28 | 2013-01-23 | 重庆枫美信息技术股份有限公司 | RF testing shielding box |
| CN203535076U (en) * | 2013-10-16 | 2014-04-09 | 深圳市策维科技有限公司 | Flexible circuit board testing and switching clamp |
| CN203909240U (en) * | 2014-06-27 | 2014-10-29 | 深圳市中冀联合通讯技术有限公司 | Detection device based on PCB radio frequency signal |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2017156780A1 (en) | 2017-09-21 |
| CN107850625B (en) | 2020-04-24 |
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Effective date of registration: 20220525 Address after: 518110 Room 301, buildings a and B, a Bao Xuming science and Technology Park, Guihua community, Guanlan street, Longhua District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Jiaxin New Technology Co.,Ltd. Address before: 518110 Alimet Industrial Park, No. 14, 1st Road, Xiawei Industrial Zone, Zhangkeng path, Guanlan street, Longhua new area, Shenzhen, Guangdong Patentee before: SHENZHEN ULMT TECHNOLOGY Co.,Ltd. |
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