CN203278800U - Wireless emitter with adjustable output power - Google Patents
Wireless emitter with adjustable output power Download PDFInfo
- Publication number
- CN203278800U CN203278800U CN 201320338039 CN201320338039U CN203278800U CN 203278800 U CN203278800 U CN 203278800U CN 201320338039 CN201320338039 CN 201320338039 CN 201320338039 U CN201320338039 U CN 201320338039U CN 203278800 U CN203278800 U CN 203278800U
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- drive circuit
- network card
- processing unit
- central processing
- wireless network
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Abstract
The utility model discloses a wireless emitter with an adjustable output power. The wireless emitter comprises a central processor and a wireless network card which is connected with the central processor. A power regulator is arranged between the central processor and the wireless network card; the power regulator comprises a drive circuit and a regulating circuit; the drive circuit comprises two reversers in series connection; and one terminal of the drive circuit is connected with the central processor and the other terminal of the drive circuit is connected with the wireless network card. The beneficial effect of the utility model is that: the power regulator is arranged between the output and the wire, so that the output power of the wireless emitter is changed to be suitable to any occasion.
Description
Technical field
The utility model relates to a kind of wireless launcher, particularly relates to the adjustable wireless launcher of a kind of power output.
Background technology
The power output of wireless launcher is generally fixing, at low scope occasion, the wireless launcher that power is too large, may cause energy dissipation, in large-scale occasion, the wireless launcher that power is too low, namely be difficult to cover preset range, do not reach the effect that needs.
The utility model content
The purpose of this utility model is to overcome the shortcoming and defect of above-mentioned prior art, provides a kind of power output adjustable wireless launcher, overcomes the excessive time waste energy of wireless transceiver power, and power does not reach again the defective of instructions for use when too low.
the purpose of this utility model is achieved through the following technical solutions: the wireless launcher that power output is adjustable, comprise central processing unit and wireless network card, described wireless network card is connected to central processing unit, be provided with a power governor between described wireless network card and central processing unit, described power governor comprises drive circuit and regulating circuit, described drive circuit comprises the reverser of two series connection, drive circuit one end central processing unit, the other end is connected to wireless network card, described regulating circuit comprises operational amplifier M1, adjustable resistance R1, adjustable resistance R2, the positive pole input of operational amplifier M1 is connected to a reference voltage, the negative pole input is successively by adjustable resistance R1, adjustable resistance R2 ground connection, the output of operational amplifier M1 is connected to the negative pole input of operational amplifier M1 through adjustable resistance R1, the output of operational amplifier M1 is connected to the power end of drive circuit.In this patent, during the power source change of drive circuit, its power output namely changes, and regulating circuit can be regulated the power supply of drive circuit, in regulating circuit, adjustable resistance R1, when adjustable resistance R2 ratio changes, the output voltage of operational amplifier M1 namely changes, thereby makes the drive circuit power source change.
Further, be provided with a decoder between above-mentioned drive circuit and central processing unit, decoder is used for digital signal is converted to analog signal, make drive circuit can carry out signal and amplify or decay, and wireless electric wire can carry out the signal transmission.
Further, be provided with a filter between above-mentioned drive circuit and wireless network card, filter is used for other signals of elimination doping.
Further, it is the chip of AR9350 that above-mentioned central processing unit adopts model, has advantages of that power consumption is low, processing speed is fast.
The beneficial effects of the utility model are: between output and electric wire, a power governor is set, thereby has changed the power output of wireless launcher, can adapt to any occasion and use.
Description of drawings
Fig. 1 is the structural representation of embodiment 1;
Fig. 2 is the structural representation of regulating circuit in embodiment 1;
Fig. 3 is the structural representation of embodiment 2.
Embodiment
The utility model is described in further detail below in conjunction with embodiment, but structure of the present utility model is not limited only to following examples:
[embodiment 1]
as Fig. 1, shown in Figure 2, the wireless launcher that power output is adjustable, comprise central processing unit and wireless network card, described wireless network card is connected to central processing unit, be provided with a power governor between described wireless network card and central processing unit, described power governor comprises drive circuit and regulating circuit, described drive circuit comprises the reverser of two series connection, drive circuit one end central processing unit, the other end is connected to wireless network card, described regulating circuit comprises operational amplifier M1, adjustable resistance R1, adjustable resistance R2, the positive pole input of operational amplifier M1 is connected to a reference voltage, the negative pole input is successively by adjustable resistance R1, adjustable resistance R2 ground connection, the output of operational amplifier M1 is connected to the negative pole input of operational amplifier M1 through adjustable resistance R1, the output of operational amplifier M1 is connected to the power end of drive circuit.In this patent, during the power source change of drive circuit, its power output namely changes, and regulating circuit can be regulated the power supply of drive circuit, in regulating circuit, adjustable resistance R1, when adjustable resistance R2 ratio changes, the output voltage of operational amplifier M1 namely changes, thereby makes the drive circuit power source change.
[embodiment 2]
Fig. 3, the present embodiment is provided with a decoder between drive circuit and central processing unit on the basis of embodiment 1, decoder is used for digital signal is converted to analog signal, make drive circuit can carry out signal and amplify or decay, and wireless electric wire can carry out the signal transmission.
Be provided with a filter between the drive circuit of the present embodiment and wireless network card, filter is used for other signals of elimination doping.
It is the chip of AR9350 that the central processing unit of the present embodiment adopts model, has advantages of that power consumption is low, processing speed is fast.
Claims (4)
1. the adjustable wireless launcher of power output, comprise central processing unit and wireless network card, described wireless network card is connected to central processing unit, it is characterized in that, be provided with a power governor between described wireless network card and central processing unit, described power governor comprises drive circuit and regulating circuit, described drive circuit comprises the reverser of two series connection, drive circuit one end central processing unit, the other end is connected to wireless network card, described regulating circuit comprises operational amplifier M1, adjustable resistance R1, adjustable resistance R2, the positive pole input of operational amplifier M1 is connected to a reference voltage, the negative pole input is successively by adjustable resistance R1, adjustable resistance R2 ground connection, the output of operational amplifier M1 is connected to the negative pole input of operational amplifier M1 through adjustable resistance R1, the output of operational amplifier M1 is connected to the power end of drive circuit.
2. the adjustable wireless launcher of power output according to claim 1, is characterized in that, is provided with a decoder between described drive circuit and central processing unit.
3. the adjustable wireless launcher of power output according to claim 1, is characterized in that, is provided with a filter between described drive circuit and wireless network card.
4. the adjustable wireless launcher of power output according to claim 1, is characterized in that, it is the chip of AR9350 that described central processing unit adopts model.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320338039 CN203278800U (en) | 2013-06-14 | 2013-06-14 | Wireless emitter with adjustable output power |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320338039 CN203278800U (en) | 2013-06-14 | 2013-06-14 | Wireless emitter with adjustable output power |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203278800U true CN203278800U (en) | 2013-11-06 |
Family
ID=49509121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320338039 Expired - Fee Related CN203278800U (en) | 2013-06-14 | 2013-06-14 | Wireless emitter with adjustable output power |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203278800U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103346806A (en) * | 2013-06-14 | 2013-10-09 | 成都锐奕信息技术有限公司 | Wireless emitter with adjustable output |
-
2013
- 2013-06-14 CN CN 201320338039 patent/CN203278800U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103346806A (en) * | 2013-06-14 | 2013-10-09 | 成都锐奕信息技术有限公司 | Wireless emitter with adjustable output |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131106 Termination date: 20160614 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |