CN208783118U - A kind of high-power double hairs are double to receive wireless network card - Google Patents
A kind of high-power double hairs are double to receive wireless network card Download PDFInfo
- Publication number
- CN208783118U CN208783118U CN201820971163.8U CN201820971163U CN208783118U CN 208783118 U CN208783118 U CN 208783118U CN 201820971163 U CN201820971163 U CN 201820971163U CN 208783118 U CN208783118 U CN 208783118U
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- China
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- power
- main control
- control unit
- double
- power amplifier
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Abstract
The utility model relates to a kind of high-power double double receipts wireless network cards of hair, including main control unit, amplifying unit and antenna element, the amplifying unit includes two power amplifiers, the antenna element includes two high-frequency reception transmitting antennas, described two power amplifiers are connected to the main control unit, and described two power amplifiers are also correspondingly connected to two high-frequency reception transmitting antennas respectively.Described two power amplifiers realize the power amplification to the radiofrequency signal sent and received, are improved transmission power and receiving sensitivity, expand the coverage area of wireless signal.The mounting structure of the utility model is simple, it is easy to accomplish, it is low in cost, convenient for promoting.
Description
Technical field
The utility model relates to wireless network card technical fields, and in particular to a kind of high-power double hairs are double to receive wireless network card.
Background technique
Traditional WIFI wireless network card is made of interface unit, main control unit and antenna element, and antenna element completes radio frequency
Signal sends and receives.When emission of radio frequency signals, main control unit is directly launched radiofrequency signal by antenna element, is connect
When receiving radiofrequency signal, radiofrequency signal is sent to main control unit by antenna element, due to the tranmitting frequency of main control unit is generally 8~
10DB, receiving sensitivity are -60DB, and the coverage area of wireless signal is 30 meters or so when use, connection AP apart from short, using away from
From limitation it is big.
Utility model content
In view of this, high-power double hairs that it is necessary to provide a kind of transmission powers is big, receiving sensitivity is high, coverage area is big
Double receipts wireless network cards.
A kind of high-power double hairs are double to receive wireless network card, including main control unit, amplifying unit and antenna element, the master control list
Member uses MT7603 chip, and the amplifying unit includes the first power amplifier and the second power amplifier, first power
Amplifier and second power amplifier use SKY85303 radio frequency amplification chip, realize the power amplification of transmitting signal and connect
The power amplification of the collection of letters number, the antenna element include the first high-frequency reception transmitting antenna and the second high-frequency reception transmitting antenna；
The pin 5 of first power amplifier is connected to described by the filter circuit that inductance L7, capacitor C16 and capacitor C12 are constituted
The pin 39 of main control unit, what the pin 8 of first power amplifier was made up of resistance R51, resistance R52 and resistance R53
Impedance matching circuit is connected to the pin 38 of the main control unit, the pin 16 of first power amplifier by inductance L60,
The filter circuit that capacitor C191 and capacitor C200 is constituted is connected to the first high-frequency reception transmitting antenna, and first power is put
Big device receives the signal of the main control unit, is sent to the first high-frequency reception transmitting antenna after progress power amplification and launches
It goes, after the signal that first power amplifier receives the first high-frequency reception transmitting antenna carries out power amplification, hair
Send the main control unit；The filter that the pin 5 of second power amplifier is made up of inductance L15, capacitor C28 and capacitor C29
Wave circuit is connected to the pin 46 of the main control unit, and the pin 8 of second power amplifier passes through resistance R57, resistance R58
The pin 43 of the main control unit, the pipe of second power amplifier are connected to the resistance R59 impedance matching circuit constituted
Foot 16 is connected to second high-frequency reception by the filter circuit that inductance L61, capacitor C201 and capacitor C202 are formed and emits day
Line, second power amplifier receive the signal of the main control unit, are sent to second high frequency after carrying out power amplification
It receives transmitting antenna to launch, the signal that second power amplifier receives the second high-frequency reception transmitting antenna
After carrying out power amplification, the main control unit is sent.
It further, further include crystal oscillator, the crystal oscillator is connected to the pin 35 of the main control unit.
Further, first power amplifier and second power amplifier have transceiver toggle switch circuit,
For switching the reception and transmitting of high-frequency signal.
Further, the first high-frequency reception transmitting antenna and the second high-frequency reception transmitting antenna use MIMO days
Line.
It further, further include interface unit, the interface unit is respectively connected to central processing unit and the master control list
Member, for completing sending and receiving for data packet.
It further, further include power module, the power module is respectively connected to the interface unit and the master control
Unit, for providing power supply for the interface unit and the main control unit.
Above-mentioned high-power double hairs are double to be received in wireless network card, between the main control unit and the antenna element described in addition
Amplifying unit, the amplifying unit realize the power amplification to the radiofrequency signal sent and received.The main control unit output
Signal carries out power amplification through the amplifying unit, then is launched by the antenna element；What the antenna element received
Radiofrequency signal is being sent to the main control unit after the amplifying unit carries out power amplification.Transmission power can be made to improve
To 20DB, receiving sensitivity is increased to -70DB, and coverage area reaches 200 meters, substantially increases the performance of the wireless network card.
The mounting structure of the utility model is simple, it is easy to accomplish, it is low in cost, convenient for promoting.
Detailed description of the invention
Fig. 1 is the high-power double double structural block diagrams for receiving wireless network card of hair of the utility model embodiment.
Fig. 2 is the high-power double double main control unit circuit diagrams for receiving wireless network card of hair of the utility model embodiment.
Fig. 3 is high-power double double the first amplifying unit circuit diagrams for receiving wireless network card of hair of the utility model embodiment.
Fig. 4 is high-power double double the second amplifying unit circuit diagrams for receiving wireless network card of hair of the utility model embodiment.
Specific embodiment
The utility model is described in detail below with reference to specific embodiments and the drawings.
Fig. 1, Fig. 2, Fig. 3 and Fig. 4 are please referred to, a kind of high-power double double receipts wireless network cards 100 of hair, including interface unit are shown
60, main control unit 10, amplifying unit and antenna element, the amplifying unit include two power amplifiers, the antenna element
Including two high-frequency reception transmitting antennas, the main control unit 10 is connected to described two power amplifiers, described two power
Amplifier is respectively connected to two high-frequency reception transmitting antennas.
Further, the amplifying unit includes the first power amplifier 20 and the second power amplifier 30, the antenna
Unit includes the first high-frequency reception transmitting antenna 40 and the second high-frequency reception transmitting antenna 50.
Further, first power amplifier 20 is respectively connected to the main control unit 10 and first high frequency connects
Transmitting antenna 40 is received, first power amplifier 20 receives the signal of the main control unit 10, sends after carrying out power amplification
Launch to the first high-frequency reception transmitting antenna 40；First power amplifier 20 sends out first high-frequency reception
After penetrating the signal progress power amplification that antenna 40 receives, it is sent to the main control unit 10.Second power amplifier 30
It is respectively connected to the main control unit 10 and the second high-frequency reception transmitting antenna 50, second power amplifier 30 receives
The signal of the main control unit 10 is sent to the second high-frequency reception transmitting antenna 50 after progress power amplification and launches；
After the signal that second power amplifier 30 receives the first high-frequency reception transmitting antenna 40 carries out power amplification, hair
Send the main control unit 10.
Further, first power amplifier 20 and second power amplifier 30 are respectively provided with transmitting-receiving switching and open
Powered-down road, for switching the reception and transmitting of high-frequency signal.
Specifically, SKY85303 radio frequency is respectively adopted in first power amplifier 20 and second power amplifier 30
Amplification chip realizes the power amplification of transmitting signal and receives the power amplification of signal.The main control unit 10 uses MT7603
Chip.The first high-frequency reception transmitting antenna 40 and the second high-frequency reception transmitting antenna 50 use mimo antenna.
Further, the double wireless network cards 100 of receiving of high-power double hairs further include interface unit 60 and power module 70, institute
It states interface unit 60 and is respectively connected to central processing unit and the main control unit 10, for completing sending and receiving for data packet.
The power module 70 is respectively connected to the interface unit 60 and the main control unit 10, for being 60 He of interface unit
The main control unit 10 provides power supply.
Specifically, in the present embodiment, the interface unit 60 uses usb interface unit 60, in being coupled on USB interface
Central processor, the power module 70 use the 5V power supply of the usb interface unit 60, and are converted to 3.3V power supply, are described
Main control unit 10 is powered.
Further, the double wireless network cards 100 of receiving of high-power double hairs further include crystal oscillator 80, the crystal oscillation
Device 80 is used to provide 40M work clock for the main control unit 10.
Above-mentioned high-power double hairs are double to be received in wireless network card 100, is added between the main control unit 10 and the antenna element
Enter the amplifying unit, the amplifying unit realizes the power amplification to the radiofrequency signal sent and received.The main control unit
The signal of 10 outputs carries out power amplification through the amplifying unit, then is launched by the antenna element；The antenna element
The radiofrequency signal received is being sent to the main control unit 10 after the amplifying unit carries out power amplification.It can make to send out
It penetrates power and is increased to 20DB, receiving sensitivity is increased to -70DB, and coverage area reaches 200 meters, substantially increases described wireless
The performance of network interface card.The mounting structure of the utility model is simple, it is easy to accomplish, it is low in cost, convenient for promoting.
It should be noted that the utility model is not limited to above embodiment, creation essence according to the present utility model
Mind, those skilled in the art can also make other variations, these variations done according to the creative spirit of the utility model, all
Should be included in the utility model it is claimed within the scope of.
Claims (6)
1. a kind of high-power double hairs are double to receive wireless network cards, which is characterized in that including main control unit, amplifying unit and antenna element,
The main control unit uses MT7603 chip, and the amplifying unit includes the first power amplifier and the second power amplifier, institute
The first power amplifier and second power amplifier are stated using SKY85303 radio frequency amplification chip, realizes the function of transmitting signal
Rate amplification and the power amplification for receiving signal, the antenna element include the first high-frequency reception transmitting antenna and the second high-frequency reception
Transmitting antenna；The pin 5 of first power amplifier is connected by the filter circuit that inductance L7, capacitor C16 and capacitor C12 are constituted
It is connected to the pin 39 of the main control unit, the pin 8 of first power amplifier passes through resistance R51, resistance R52 and resistance
The impedance matching circuit that R53 is constituted is connected to the pin 38 of the main control unit, and the pin 16 of first power amplifier is logical
It crosses the filter circuit that inductance L60, capacitor C191 and capacitor C200 are constituted and is connected to the first high-frequency reception transmitting antenna, it is described
First power amplifier receives the signal of the main control unit, is sent to the first high-frequency reception transmitting after carrying out power amplification
Antenna is launched, and the signal that first power amplifier receives the first high-frequency reception transmitting antenna carries out power
After amplification, the main control unit is sent；The pin 5 of second power amplifier passes through inductance L15, capacitor C28 and capacitor C29
The filter circuit of composition is connected to the pin 46 of the main control unit, and the pin 8 of second power amplifier passes through resistance
The impedance matching circuit that R57, resistance R58 and resistance R59 are constituted is connected to the pin 43 of the main control unit, second power
The pin 16 of amplifier is connected to second high frequency by the filter circuit that inductance L61, capacitor C201 and capacitor C202 are formed
Transmitting antenna is received, second power amplifier receives the signal of the main control unit, is sent to institute after carrying out power amplification
It states the second high-frequency reception transmitting antenna to launch, second power amplifier connects the second high-frequency reception transmitting antenna
After the signal received carries out power amplification, the main control unit is sent.
2. high-power double hairs as described in claim 1 are double to receive wireless network card, which is characterized in that it further include crystal oscillator, institute
State the pin 35 that crystal oscillator is connected to the main control unit.
3. high-power double hairs as described in claim 1 are double to receive wireless network cards, which is characterized in that first power amplifier and
Second power amplifier has transceiver toggle switch circuit, for switching the reception and transmitting of high-frequency signal.
4. high-power double hairs as described in claim 1 are double to receive wireless network card, which is characterized in that the first high-frequency reception transmitting
Antenna and the second high-frequency reception transmitting antenna use mimo antenna.
5. high-power double hairs as described in claim 1 are double to receive wireless network card, which is characterized in that it further include interface unit, it is described
Interface unit is respectively connected to central processing unit and the main control unit, for completing sending and receiving for data packet.
6. high-power double hairs as claimed in claim 5 are double to receive wireless network card, which is characterized in that it further include power module, it is described
Power module is respectively connected to the interface unit and the main control unit, for being the interface unit and the main control unit
Power supply is provided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820971163.8U CN208783118U (en) | 2018-06-22 | 2018-06-22 | A kind of high-power double hairs are double to receive wireless network card |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820971163.8U CN208783118U (en) | 2018-06-22 | 2018-06-22 | A kind of high-power double hairs are double to receive wireless network card |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208783118U true CN208783118U (en) | 2019-04-23 |
Family
ID=66152681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820971163.8U Expired - Fee Related CN208783118U (en) | 2018-06-22 | 2018-06-22 | A kind of high-power double hairs are double to receive wireless network card |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208783118U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114867132A (en) * | 2022-04-22 | 2022-08-05 | 欧智通科技股份有限公司 | Double-frequency high-power wireless network card |
-
2018
- 2018-06-22 CN CN201820971163.8U patent/CN208783118U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114867132A (en) * | 2022-04-22 | 2022-08-05 | 欧智通科技股份有限公司 | Double-frequency high-power wireless network card |
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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: 20190423 Termination date: 20210622 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |