CN206728360U - A kind of radio frequency circuit board and mobile terminal - Google Patents
A kind of radio frequency circuit board and mobile terminal Download PDFInfo
- Publication number
- CN206728360U CN206728360U CN201720363656.9U CN201720363656U CN206728360U CN 206728360 U CN206728360 U CN 206728360U CN 201720363656 U CN201720363656 U CN 201720363656U CN 206728360 U CN206728360 U CN 206728360U
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- CN
- China
- Prior art keywords
- pad
- radio frequency
- circuit board
- frequency circuit
- circuit module
- Prior art date
- 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.)
- Expired - Fee Related
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- Printing Elements For Providing Electric Connections Between Printed Circuits (AREA)
Abstract
The utility model discloses a kind of radio frequency circuit board, including antenna circuit module, RF circuit module, the first pad, the second pad and the 3rd pad, first pad and second pad it is adjacent and be arranged at intervals, first pad is electrically connected to the antenna circuit module, second pad is electrically connected to the RF circuit module, 3rd pad is electrically connected with second pad, and the 3rd pad is tested RF circuit module for external tester.The utility model additionally provides a kind of mobile terminal.Radio frequency circuit board provided by the utility model, the front stage of radio frequency circuit board is disconnected by the first pad and the second pad, and tested by the 3rd pad, reduce test error, as a result accurately and reliably, and unnecessary radio frequency connector is not needed, reduces circuit board cost.
Description
Technical field
Radio frequency arts are the utility model is related to, more specifically to a kind of radio frequency circuit board and mobile terminal.
Background technology
Current terminal device includes typically being additionally provided with radio frequency company on the mainboards such as mobile phone, flat board, data card, vehicle electronic circuit
Device is connect, for producing and necessary test in R＆D process.Often radio frequency connector only plays test, in terminal device
During use and radio frequency connector is not used, adds the cost of motherboard circuit, while radio frequency connector can take necessarily
Space.When on the other hand carrying out radio frequency testing, the front stage of whole circuit remains connection, has and compares when so testing
Big error.
Utility model content
Technical problem to be solved in the utility model is overcome the deficiencies in the prior art, there is provided a kind of cost it is relatively low and
The radio frequency circuit board that can be accurately tested.
In order to realize above-mentioned purpose, the utility model employs following technical scheme：
A kind of radio frequency circuit board, including antenna circuit module, RF circuit module, the first pad, the second pad and the 3rd
Pad, first pad and second pad are adjacent and be arranged at intervals, and first pad is electrically connected to the antenna electric
Road module, second pad are electrically connected to the RF circuit module, and the 3rd pad electrically connects with second pad,
3rd pad is tested RF circuit module for external tester, it is not necessary to is set on circuit boards additionally
Radio frequency connector, save cost.
Preferably, the raceway groove of V-shape is formed between first pad and second pad, forms occlusion structure,
The scolding tin contributed between two pads connects.
Preferably, the 3rd pad is respectively arranged on the different faces of circuit board with second pad.
Preferably, the radio frequency circuit board is provided with the through hole run through, second pad and the 3rd pad difference
The both ends of the through hole are arranged at, and second pad is turned on by the conductor in the through hole with the 3rd pad, this
Sample farthest reduces the impedance between the second pad and the 3rd pad so that test result is more accurate.
Preferably, Lou Tong areas are provided with around the 3rd pad, the Lou Tong areas are provided with multiple ground holes, and the leakage
Insulated between copper area and the 3rd pad, Lou Tong areas are used for the ground connection of tester.
Preferably, the Lou Tong areas are U-shaped or annular, and the Lou Tong areas of both shapes are easy to weld.
The utility model also provides a kind of mobile terminal, including any above-mentioned radio frequency circuit board, works as radio frequency circuit board
When being installed on mobile terminal, fill tin cream between the first pad and the second pad and turn on.
Radio frequency circuit board provided by the utility model, the front stage of radio circuit is broken by the first pad and the second pad
Open, and tested by the 3rd pad, reduce test error, as a result accurately and reliably, and do not need unnecessary radio frequency to connect
Device, reduce circuit board cost.
Brief description of the drawings
Fig. 1 is the radio frequency circuit board front elevation of the utility model embodiment 1.
Fig. 2 is the radio frequency circuit board reverse side figure of the utility model embodiment 1.
Fig. 3 is the radio frequency circuit board front elevation of the utility model embodiment 2.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further described.It should be appreciated that specific embodiment described herein is only explaining this reality
With new, it is not used to limit the utility model.
Embodiment 1
With reference to shown in Fig. 1 and Fig. 2, the radio frequency circuit board of the utility model embodiment includes antenna circuit module 10, radio frequency
Circuit module 20, the first pad 30, the second pad 31 and the 3rd pad 40, the first pad 30 are electrically connected at day by feeder line 60
Line circuit module 10, the second pad 31 are electrically connected at RF circuit module 20, the first pad 30 and the second weldering by feeder line 60
Disk 31 is adjacent and is arranged at intervals so that is not turned between the module of radio circuit 20 and the module of antenna circuit 10, so test will not
Influenceed by antenna circuit module 10；3rd pad 40 is electrically connected with the second pad 31, and the 3rd pad 40 is used for external survey
Test instrument is tested RF circuit module 20, it is not necessary to is set extra radio frequency connector on circuit boards, is saved cost.
Further, the pad 30 of antenna circuit module 10 and first is respectively in the different faces of circuit board, on circuit board
The via of feeder line 60 is offered, feeder line 60 wears via and turns on the pad 30 of antenna circuit module 10 and first.
Specifically, the raceway groove of V-shape is formed between the first pad 30 and the relative both ends of the second pad 31, forms occlusion knot
Structure, this welding structure are advantageous to the welding and disconnection between two pads.Simultaneously between the first pad 30 and the second pad 31
Away from preferably 0.15 millimeter.
Specifically, the 3rd pad 40 and the second pad 31 are respectively arranged in the different faces of circuit board.Further, radio frequency electrical
Road plate is provided with the through hole 50 run through, and the second pad 31 and the 3rd pad 40 are respectively arranged at the both ends of through hole 50, and the 3rd weldering
Disk 40 is turned on by the conductor in through hole 50 and the second pad 31, farthest reduce the 3rd pad 40 and the second pad it
Between impedance so that test result is more accurate.
Further, Lou Tong areas 41 are provided with around the 3rd pad 40, Lou Tong areas 41 are provided with multiple ground holes, ground hole and master
GND is connected, and is insulated between the pad 40 of Lou Tong areas 41 and the 3rd；Lou Tong areas 41 are U-shaped, and certain the utility model is not limited to
This, Lou Tong areas 41 can be the other shapes such as annular.Lou Tong areas 41 are used for the cable for welding radio frequency testing instrument, the leakage copper of U-shaped
Area 41 is beneficial to welding.
The test process of radiofrequency signal is as follows：When each device assembling on circuit board and after be welded, the first pad and
Second pad is off, and such radiofrequency signal is transmitted only to the 3rd pad, by the probe of radio frequency testing instrument and the 3rd
Contact pads, and radio frequency testing instrument is grounded with Lou Tong areas, to test radiofrequency signal, is completed the first pad and second after testing
Pad solder so that RF circuit module turns on antenna circuit module, ensures normal use.
Embodiment 2
The present embodiment difference from Example 1 is that the 3rd pad 40 is in the same of circuit board with the second pad 31
Side, the 3rd pad 40 and the second pad 31 are by the mutual conduction of feeder line 60, and both are close proximity to reduce test error.
The utility model additionally provides a kind of mobile terminal, and the mobile terminal includes above-mentioned radio frequency circuit board, when this is penetrated
Frequency circuit plate is installed on before mobile terminal, it is necessary to first be filled in the V-shape raceway groove between the first pad 30 and the second pad 31
Tin cream so that the first pad 30 and the second pad 31 turn on, and it is less internal empty that the radio frequency circuit board has only taken up mobile terminal
Between, beneficial to the lightening of mobile terminal.
Radio frequency circuit board provided by the utility model, the front stage of radio circuit is broken by the first pad and the second pad
Open, and tested by the 3rd pad, reduce test error, as a result accurately and reliably, and do not need unnecessary radio frequency to connect
Device, reduce circuit board cost.
Specific embodiment of the present utility model is described in detail above, although having show and described some realities
Example is applied, it will be understood by those skilled in the art that not departing from this practicality that its scope is limited by claim and its equivalent
In the case of new principle and spirit, these embodiments can be modified and perfect, these modifications and improve also should be
In the scope of protection of the utility model.
Claims (7)
1. a kind of radio frequency circuit board, it is characterised in that including antenna circuit module (10), RF circuit module (20), the first weldering
Disk (30), the second pad (31) and the 3rd pad (40), first pad (30) and second pad (31) it is adjacent and
Every setting, first pad (30) is electrically connected to the antenna circuit module (10), and second pad (31) is electrically connected to
The RF circuit module (20), the 3rd pad (40) electrically connects with second pad (31), for external tester
Device is tested RF circuit module.
2. radio frequency circuit board according to claim 1, it is characterised in that first pad (30) and second pad
(31) raceway groove of V-shape is formed between.
3. radio frequency circuit board according to claim 1, it is characterised in that the 3rd pad (40) and second pad
(31) different faces of circuit board are respectively arranged on.
4. radio frequency circuit board according to claim 3, it is characterised in that the radio frequency circuit board is provided with the through hole run through
(50), second pad (31) and the 3rd pad (40) are respectively arranged at the both ends of the through hole (50), and described
Two pads (31) are turned on by the conductor in the through hole (50) and the 3rd pad (40).
5. the radio frequency circuit board according to claim 3 or 4, it is characterised in that leakage is provided with around the 3rd pad (40)
Copper area (41), the Lou Tong areas (41) are provided with multiple ground holes, and the Lou Tong areas (41) and the 3rd pad (40) it
Between insulate.
6. radio frequency circuit board according to claim 5, it is characterised in that the Lou Tong areas (41) are U-shaped or annular.
7. a kind of mobile terminal, including the radio frequency circuit board described in any one of claim 1 to 6, first pad (30) and
Tin cream is filled between second pad (31) and is turned on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720363656.9U CN206728360U (en) | 2017-04-05 | 2017-04-05 | A kind of radio frequency circuit board and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720363656.9U CN206728360U (en) | 2017-04-05 | 2017-04-05 | A kind of radio frequency circuit board and mobile terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206728360U true CN206728360U (en) | 2017-12-08 |
Family
ID=60503307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720363656.9U Expired - Fee Related CN206728360U (en) | 2017-04-05 | 2017-04-05 | A kind of radio frequency circuit board and mobile terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206728360U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110402014A (en) * | 2019-07-22 | 2019-11-01 | Oppo（重庆）智能科技有限公司 | The circuit board and electronic equipment of electronic equipment |
-
2017
- 2017-04-05 CN CN201720363656.9U patent/CN206728360U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110402014A (en) * | 2019-07-22 | 2019-11-01 | Oppo（重庆）智能科技有限公司 | The circuit board and electronic equipment of electronic equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171208 Termination date: 20180405 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |