CN208227016U - The WIFI mould group of separate type - Google Patents
The WIFI mould group of separate type Download PDFInfo
- Publication number
- CN208227016U CN208227016U CN201820641847.1U CN201820641847U CN208227016U CN 208227016 U CN208227016 U CN 208227016U CN 201820641847 U CN201820641847 U CN 201820641847U CN 208227016 U CN208227016 U CN 208227016U
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- CN
- China
- Prior art keywords
- wifi
- antenna
- circuit
- radio
- circuit board
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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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Abstract
The utility model discloses a kind of WIFI mould group of separate type, including antenna circuit board, WIFI circuit board, WIFI chip, the first radio-frequency antenna, the second radio-frequency antenna, printed board antenna and connector, the WIFI chip is set on the WIFI circuit board, and the WIFI circuit board is set on the antenna circuit board；First radio-frequency antenna, second radio-frequency antenna, the printed board antenna and the connector are respectively arranged on the antenna circuit board, and first radio-frequency antenna, second radio-frequency antenna, the printed board antenna and the connector are electrically connected with the WIFI chip respectively.The utility model is a kind of WIFI mould group of separate type, can separate WIFI plate and antenna plate, can adjust the wiring of antenna plate in time, guarantee the radio-frequency performance of WIFI, it can also enough accelerating the research and development progress of product, the production efficiency of WIFI mould group is improved, production cost is reduced.
Description
Technical field
The utility model relates to the construction applications of wireless module, more particularly to a kind of WIFI mould group of separate type.
Background technique
With Internet technology development and the rapid development of internet TV, various types of TV can be found everywhere on the market.
Miscellaneous TV structure in order to balance, people propose more and more requirements to the structure and performance of WIFI, can give in this way
WIFI manufacturer brings design, production and the high investment for managing upper cost.
However, existing WIFI mould group is generated so not by antenna and WIFI chip array in one piece of printed board
The influence of benefit is exactly: when WIFI modular structure changes, RF performance and antenna performance per a WIFI mould group require weight
New debugging, and matching again, this not only adds the difficulty of production technology, and also add the manufacture to WIFI mould group at
This, and in the management of product in later period, it will also spend human and material resources, and increase the production cost of production firm, also reduce
The production efficiency of WIFI mould group.
Utility model content
The purpose of the utility model is to overcome shortcomings in the prior art, provide a kind of WIFI mould group of separate type,
WIFI plate and antenna plate can be separated, the wiring of antenna plate can be adjusted in time, guarantee the radio-frequency performance of WIFI, moreover, also
It can accelerate the research and development progress of product, improve the production efficiency of WIFI mould group, reduce production cost.
The purpose of this utility model is achieved through the following technical solutions:
A kind of WIFI mould group of separate type, comprising: antenna circuit board, WIFI circuit board, WIFI chip, the first radio frequency day
Line, the second radio-frequency antenna, printed board antenna and connector, the WIFI chip is set on the WIFI circuit board, described
WIFI circuit board is set on the antenna circuit board；
First radio-frequency antenna, second radio-frequency antenna, the printed board antenna and the connector are respectively set
In on the antenna circuit board, first radio-frequency antenna, second radio-frequency antenna, the printed board antenna and the connection
Device is electrically connected with the WIFI chip respectively；
It is additionally provided with connection circuit on the WIFI circuit board, the connection circuit includes the first impedance matching circuit, the
Two impedance matching circuits and third impedance matching circuit, one end of first impedance matching circuit and first radio-frequency antenna
Electrical connection, the other end of first impedance matching circuit are electrically connected with the WIFI chip, second impedance matching circuit
One end be electrically connected with second radio-frequency antenna, the other end of second impedance matching circuit is electrically connected with the WIFI chip
Connect, one end of the third impedance matching circuit is electrically connected with the printed board antenna, the third impedance matching circuit it is another
One end is electrically connected with the WIFI chip.
As further preferred scheme, the connection circuit further includes DC-DC circuit, the input of the DC-DC circuit
End with external input power for being electrically connected, the energization input electricity of the output end of the DC-DC circuit and the WIFI chip
Connection.
As further preferred scheme, the connection circuit further includes filter circuit, one end of the filter circuit with
The output end of the DC-DC circuit is electrically connected, and the other end of the filter circuit is electrically connected with the WIFI chip.
As further preferred scheme, the DC-DC circuit includes DC-DC converter, input capacitance and output capacitance,
The input terminal of the DC-DC converter is electrically connected with external input power, the output end and WIFI chip of the DC-DC converter
Electrical connection, one end of the input capacitance are electrically connected with the input terminal of DC-DC converter, another termination of the input capacitance
Ground, one end of the output capacitance are electrically connected with the output end of DC-DC converter, the other end ground connection of the output capacitance.
As further preferred scheme, first impedance matching circuit include first capacitor C1, the second capacitor C2 and
First inductance L1, the first end of the first inductance L1 are connect with the first capacitor C1 and first radio-frequency antenna respectively,
The second end of the first inductance L1 is connect with the second capacitor C2 and the WIFI chip respectively.
As further preferred scheme, second impedance matching circuit include third capacitor C3, the 4th capacitor C4 and
Second inductance L2, the first end of the second inductance L2 are connect with the third capacitor C3 and first radio-frequency antenna respectively,
The second end of the second inductance L2 is connect with the 4th capacitor C4 and the WIFI chip respectively.
As further preferred scheme, the third impedance matching circuit include the 5th capacitor C5, the 6th capacitor C6 and
Third inductance L3, the first end of the third inductance L3 are connect with the 5th capacitor C5 and first radio-frequency antenna respectively,
The second end of the third inductance L3 is connect with the 6th capacitor C6 and the WIFI chip respectively.
As further preferred scheme, the WIFI circuit board is mounted on the antenna circuit board.
As further preferred scheme, the antenna circuit board is dual platen.
As further preferred scheme, the antenna circuit board offers multiple through-holes, and multiple through-holes are set respectively
It is placed on the antenna circuit board.
The utility model compared with the prior art the advantages of and have the beneficial effect that:
The utility model is a kind of WIFI mould group of separate type, described by setting antenna circuit board and WIFI circuit board
WIFI circuit board is mounted on antenna circuit board, can be separated WIFI plate and antenna plate, can not only be improved WIFI mould group
Structure diversity, but also the wiring of antenna plate can be adjusted in time, guarantee the radio-frequency performance of WIFI, also, can also accelerate
The research and development progress of product improves the production efficiency of WIFI mould group；It is in structure that antenna circuit board and WIFI circuit board is individually designed,
As long as being matched in this way to antenna performance, and the radio-frequency performance of WIFI, since WIFI circuit board is constant, without debugging again, directly
Attachment can, shorten entire cooperation debugging cycle, significantly reduce WIFI testing cost, while also reducing WIFI mould group
Design difficulty reduces the cost of production with management.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the structural schematic diagram of the WIFI mould group of the separate type of the utility model；
Fig. 2 is the partial circuit schematic diagram of the connection line of Fig. 1；
Fig. 3 is the circuit diagram of DC-DC circuit.
Specific embodiment
The utility model is more fully retouched below with reference to relevant drawings for the ease of understanding the utility model,
It states.The better embodiment of the utility model is given in attached drawing.But the utility model can come in many different forms
It realizes, however it is not limited to embodiments described herein.On the contrary, the purpose of providing these embodiments is that making practical new to this
The disclosure of type understands more thorough and comprehensive.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement for illustrative purposes only, are not meant to be the only embodiment.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model
The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term " and or " used herein packet
Include any and all combinations of one or more related listed items.
The utility model is based on internet terminal equipment to WIFI product under the premise of guaranteeing structure diversification, to WIFI's
Radio frequency performance standards do not reduce and accelerate the research and development progress of product, under the design concept for improving production efficiency, and one researched and developed
The WIFI mould group of kind WIFI plate and antenna plate separate type.
Specifically, referring to Fig. 1, a kind of WIFI mould group 10 of separate type includes: antenna circuit board 100, WIFI circuit board
200, WIFI chip 300, the first radio-frequency antenna 400, the second radio-frequency antenna 500, printed board antenna 600 and connector 700, it is described
WIFI chip 300 is set on the WIFI circuit board 200, and the WIFI circuit board 200 is set to the antenna circuit board 100
On；First radio-frequency antenna 400, second radio-frequency antenna 500, the printed board antenna 600 and the connector 700 divide
It is not set on the antenna circuit board 100, first radio-frequency antenna 400, second radio-frequency antenna 500, the printing
Plate antenna 600 and the connector 700 are electrically connected with the WIFI chip 300 respectively；It should be noted that the antenna circuit
Plate 100 is for mounting various antennas and WIFI plate；The WIFI circuit board 200 is for installing WIFI chip 300；The WIFI core
Piece 300 is for receiving WIFI signal；First radio-frequency antenna 400, the second radio-frequency antenna 500 and printed board antenna 600 are distinguished
For receiving external external signal；The connector 700 is used as interface, for connecting external wiring, so that antenna electric
Road plate 100 can export or input signal.
It should be noted that the antenna circuit board is dual platen.Since WIFI circuit board is constant, so antenna circuit board
Performance requirement can be met using dual platen, reduce design cost.
It should be noted that the antenna circuit board offers multiple through-holes, multiple through-holes are respectively arranged at described
On antenna circuit board.By the way that multiple through-holes are arranged, antenna circuit board can be fixed on external device (ED), improve stable structure
Property.
It should also be noted that, the WIFI circuit board is mounted on the antenna circuit board.By antenna circuit in structure
Plate and WIFI circuit board are individually designed, combine finally by attachment process, it is ensured that need to change WIFI mould group knot
When structure, as long as adjustment antenna circuit board, and WIFI circuit board is had no need to change, if antenna performance is done in this way match and
For the RF performance of WIFI, since WIFI circuit board is constant, without carrying out debugging process again, directly attachment can, shorten
Entire cooperation debugging cycle, significantly reduces WIFI testing cost.
Referring to Fig. 2, being additionally provided with connection circuit on the WIFI circuit board 200, the connection circuit includes the first resistance
Anti- match circuit 210, the second impedance matching circuit 220 and third impedance matching circuit 230, first impedance matching circuit
210 one end is electrically connected with first radio-frequency antenna 400, the other end of first impedance matching circuit 210 with it is described
WIFI chip 300 is electrically connected, and one end of second impedance matching circuit 220 is electrically connected with second radio-frequency antenna 500, institute
The other end for stating the second impedance matching circuit 220 is electrically connected with the WIFI chip 300, the third impedance matching circuit 230
One end be electrically connected with the printed board antenna 600, the other end of the third impedance matching circuit 230 and the WIFI chip
300 electrical connections.It should be noted that the signal that first impedance matching circuit 210 is used to that the first radio-frequency antenna to be made to input is more
Stablize；The signal that second impedance matching circuit 220 is used to that the second radio-frequency antenna 500 to be made to input is more stable；The third resistance
The signal that anti-match circuit 230 is used to that printed board antenna 600 to be made to input is more stable.
Further, first impedance matching circuit 210 includes first capacitor C1, the second capacitor C2 and the first inductance
The first end of L1, the first inductance L1 are connect with the first capacitor C1 and first radio-frequency antenna respectively, and described first
The second end of inductance L1 is connect with the second capacitor C2 and the WIFI chip respectively.Preferably, second impedance matching
Circuit 220 include third capacitor C3, the 4th capacitor C4 and the second inductance L2, the first end of the second inductance L2 respectively with it is described
Third capacitor C3 is connected with first radio-frequency antenna, the second end of the second inductance L2 respectively with the 4th capacitor C4 and
The WIFI chip connection.Preferably, the third impedance matching circuit 230 includes the 5th capacitor C5, the 6th capacitor C6 and the
Three inductance L3, the first end of the third inductance L3 are connect with the 5th capacitor C5 and first radio-frequency antenna respectively, institute
The second end for stating third inductance L3 is connect with the 6th capacitor C6 and the WIFI chip respectively.In this way, input can be improved
The stability of signal.
It should be noted that the connection circuit further includes DC-DC circuit 240, the input terminal of the DC-DC circuit 240
For being electrically connected with external input power, the output end of the DC-DC circuit and the energization input of the WIFI chip are electrically connected
It connects.In the present embodiment, the external input power is 5V power supply, and the 5V power supply is after the DC-DC circuit 240, output
3.3V power supply provides power supply for entire mould group.
Referring to Fig. 3, the connection circuit further includes filter circuit, one end of the filter circuit and DC-DC electricity
The output end on road is electrically connected, and the other end of the filter circuit is electrically connected with the WIFI chip.Further, the DC-DC
Circuit includes DC-DC converter U1, input capacitance and output capacitance, input terminal and the external input electricity of the DC-DC converter
Source electrical connection, the output end of the DC-DC converter are electrically connected with WIFI chip, and one end of the input capacitance and DC-DC turn
The input terminal of parallel operation is electrically connected, the other end ground connection of the input capacitance, one end of the output capacitance and DC-DC converter
Output end electrical connection, the other end ground connection of the output capacitance.Specifically, the filter circuit includes multiple being connected with parallel way
The input filter capacitor connect and multiple output filter capacitors connected with parallel way, the output end of the output filter capacitor with
The WIFI chip electrical connection, the input terminal of the output filter capacitor are electrically connected with the DC-DC circuit, are filtered by setting
The stability to input voltage can be improved in circuit.
It should also be noted that, the first radio-frequency antenna 400 and the second radio-frequency antenna 500 are PIFA antenna, pass through setting
The metal PIFA antenna of antenna match with optimization provides efficient antenna for mould group and receives and dispatches effect.
When WIFI mould group needs to change structure according to customer requirement, WIFI circuit board does not need to redesign, as long as setting
Meter can with the antenna circuit board of 3 antennas, it is ensured that WIFI circuit board is suitable for a plurality of antenna circuit boards；It reduces
Inventory risk, reduces the difficulty of design and production management, accelerates the progress of WIFI mould group research and development, and it is raw more to reduce workshop
The cost of changing the line of production produced.
It should be noted that the WIFI chip can be the WIFI chip of model WCT51M2001, certainly, other energy
Enough meet the technical solution of the application and be the WIFI chip that those skilled in the art are capable of unrestricted choice, the application's
In protection scope.It should also be noted that, the WIFI chip is the WIFI chip for the conventional prior art often sold on the market,
The application only requires the protection WIFI chip and first radio-frequency antenna, the second radio-frequency antenna, printed board antenna and connection
Structural relation, connection relationship and the positional relationship of device are penetrated particularly with regard to the WIFI chip and first radio-frequency antenna, second
Frequency antenna, printed board antenna and connector cooperation working principle refer to the prior art realize, wherein it is that may be present containing
The technical characteristic of method is not the object of the requires of the utility model protection, is not being repeated herein.
The utility model compared with the prior art the advantages of and have the beneficial effect that:
The utility model is a kind of WIFI mould group of separate type, described by setting antenna circuit board and WIFI circuit board
WIFI circuit board is mounted on antenna circuit board, can be separated WIFI plate and antenna plate, can not only be improved WIFI mould group
Structure diversity, but also the wiring of antenna plate can be adjusted in time, guarantee the radio-frequency performance of WIFI, also, can also accelerate
The research and development progress of product improves the production efficiency of WIFI mould group；It is in structure that antenna circuit board and WIFI circuit board is individually designed,
As long as matching in this way to antenna performance, the radio-frequency performance of WIFI is since WIFI circuit board is constant, without debugging again, directly mounts
Can, shorten entire cooperation debugging cycle, significantly reduces WIFI testing cost, while also reducing WIFI module design
Difficulty reduces the cost of production with management.
Embodiment described above only expresses the several embodiments of the utility model, and description is more specific and detailed
Carefully, but it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the general of this field
For logical technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these are all
Belong to the protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (10)
1. a kind of WIFI mould group of separate type characterized by comprising antenna circuit board, WIFI circuit board, WIFI chip,
One radio-frequency antenna, the second radio-frequency antenna, printed board antenna and connector, the WIFI chip are set to the WIFI circuit board
On, the WIFI circuit board is set on the antenna circuit board；
First radio-frequency antenna, second radio-frequency antenna, the printed board antenna and the connector are respectively arranged at institute
It states on antenna circuit board, first radio-frequency antenna, second radio-frequency antenna, the printed board antenna and the connector point
It is not electrically connected with the WIFI chip；
Connection circuit is additionally provided on the WIFI circuit board, the connection circuit includes the first impedance matching circuit, the second resistance
Anti- match circuit and third impedance matching circuit, one end of first impedance matching circuit are electrically connected with first radio-frequency antenna
It connecing, the other end of first impedance matching circuit is electrically connected with the WIFI chip, and the one of second impedance matching circuit
End is electrically connected with second radio-frequency antenna, and the other end of second impedance matching circuit is electrically connected with the WIFI chip,
One end of the third impedance matching circuit is electrically connected with the printed board antenna, the other end of the third impedance matching circuit
It is electrically connected with the WIFI chip.
2. the WIFI mould group of separate type according to claim 1, which is characterized in that the connection circuit further includes DC-DC
Circuit, the input terminal of the DC-DC circuit with external input power for being electrically connected, the output end of the DC-DC circuit and institute
State the energization input electrical connection of WIFI chip.
3. the WIFI mould group of separate type according to claim 2, which is characterized in that the connection circuit further includes filtered electrical
Road, one end of the filter circuit are electrically connected with the output end of the DC-DC circuit, the other end of the filter circuit with it is described
The electrical connection of WIFI chip.
4. the WIFI mould group of separate type according to claim 2, which is characterized in that the DC-DC circuit includes that DC-DC turns
The input terminal of parallel operation, input capacitance and output capacitance, the DC-DC converter is electrically connected with external input power, the DC-DC
The output end of converter is electrically connected with WIFI chip, and one end of the input capacitance is electrically connected with the input terminal of DC-DC converter,
The other end of the input capacitance is grounded, and one end of the output capacitance is electrically connected with the output end of DC-DC converter, described defeated
The other end ground connection of capacitor out.
5. the WIFI mould group of separate type according to claim 1, which is characterized in that first impedance matching circuit includes
First capacitor C1, the second capacitor C2 and the first inductance L1, the first end of the first inductance L1 respectively with the first capacitor C1
Connected with first radio-frequency antenna, the second end of the first inductance L1 respectively with the second capacitor C2 and the WIFI core
Piece connection.
6. the WIFI mould group of separate type according to claim 1, which is characterized in that second impedance matching circuit includes
Third capacitor C3, the 4th capacitor C4 and the second inductance L2, the first end of the second inductance L2 respectively with the third capacitor C3
Connected with first radio-frequency antenna, the second end of the second inductance L2 respectively with the 4th capacitor C4 and the WIFI core
Piece connection.
7. the WIFI mould group of separate type according to claim 1, which is characterized in that the third impedance matching circuit includes
5th capacitor C5, the 6th capacitor C6 and third inductance L3, the first end of the third inductance L3 respectively with the 5th capacitor C5
Connected with first radio-frequency antenna, the second end of the third inductance L3 respectively with the 6th capacitor C6 and the WIFI core
Piece connection.
8. the WIFI mould group of separate type according to claim 1, which is characterized in that the WIFI circuit board is mounted on described
On antenna circuit board.
9. the WIFI mould group of separate type according to claim 1, which is characterized in that the antenna circuit board is dual platen.
10. the WIFI mould group of separate type according to claim 1, which is characterized in that the antenna circuit board offers more
A through-hole, multiple through-holes are respectively arranged on the antenna circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820641847.1U CN208227016U (en) | 2018-04-28 | 2018-04-28 | The WIFI mould group of separate type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820641847.1U CN208227016U (en) | 2018-04-28 | 2018-04-28 | The WIFI mould group of separate type |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208227016U true CN208227016U (en) | 2018-12-11 |
Family
ID=64513630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820641847.1U Expired - Fee Related CN208227016U (en) | 2018-04-28 | 2018-04-28 | The WIFI mould group of separate type |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208227016U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114615810A (en) * | 2022-04-12 | 2022-06-10 | 欧智通科技股份有限公司 | WiFi module integrated circuit layout method |
-
2018
- 2018-04-28 CN CN201820641847.1U patent/CN208227016U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114615810A (en) * | 2022-04-12 | 2022-06-10 | 欧智通科技股份有限公司 | WiFi module integrated circuit layout method |
| CN114615810B (en) * | 2022-04-12 | 2023-08-29 | 欧智通科技股份有限公司 | WiFi module integrated circuit layout method |
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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: 20181211 Termination date: 20210428 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |