CN102819941A - Wireless remote control device - Google Patents
Wireless remote control device Download PDFInfo
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- CN102819941A CN102819941A CN2012101602273A CN201210160227A CN102819941A CN 102819941 A CN102819941 A CN 102819941A CN 2012101602273 A CN2012101602273 A CN 2012101602273A CN 201210160227 A CN201210160227 A CN 201210160227A CN 102819941 A CN102819941 A CN 102819941A
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- wireless remote
- control
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Abstract
The invention discloses a wireless remote control device. The device comprises a signal receiving circuit, a signal processing circuit, a signal transmission circuit and a circuit control circuit, wherein the signal receiving circuit receives a first audio signal and performs separation processing of the audio signal, on one hand, a voltage-stabilized power supply is output through bridge rectifying and filtering, the voltage-stabilized power supply provides power for the wireless remote control device, on the other hand, a microcontroller processes the audio signal and outputs a first digital signal, the signal processing circuit is connected with the first digital signal and transmits the first digital signal after the signal is compiled by an encoding chip, the signal transmission circuit receives the first digital control signal, the first digital control signal is converted into a radio-frequency signal by a decoding chip and sent out through an antenna loop, a first control signal is transmitted, the signal processing circuit receives the first control signal and outputs a second control signal, and the circuit control circuit receives the second control signal and stops receiving a working state of a circuit according to the second control signal.
Description
Technical field
The present invention relates to wireless remote controller, particularly a kind of external power supply formula wireless remote controller of exempting from.
Background technology
Smart machine is more and more at present, and particularly smart mobile phone can be installed the convenience that more software enriches its application and promotes life.At present; The equipment of external equipment conversion mobile phone steering order progressively occurs; But this kind equipment all need need external connection battery and corresponding charge circuit to the related circuit power supply at output terminal, and the making flow process of this series products is complicated, and cost is high; And the long-time use of battery may cause insecurity like problem such as blast leakage etc., thereby causes the range of application of this series products restricted.
Summary of the invention
The object of the invention is exactly to the deficiency of prior art existence a kind of software instruction wireless remote controller to be provided.This wireless remote controller does not need to connect power supply in addition, has saved the cost of product, and simultaneously, output terminal adopts the earphone of smart machine standard, makes this invention application facet widen greatly.
To achieve these goals, the technical scheme of the present invention's employing is:
A kind of wireless remote controller is used for Long-distance Control one electronic equipment, comprises a signal receiving circuit, a signal processing circuit, a signal transmission circuit and a circuit control circuit; Signal receiving circuit receives first sound signal, and to this sound signal separating treatment, supplies power to wireless remote controller through output one stabilized voltage supply after rectification and the filtering on the one hand; On the other hand through amplifying back output second sound signal; Signal processing circuit connects second sound signal, and sends first digital signal through the coding back, and signal transmission circuit receives first digital signal; And convert first digital signal to radiofrequency signal and go out through antenna transmission; And export first control signal, signal processing circuit receives first control signal, and exports second control signal; The circuit control circuit receives second control signal, and stops the duty of receiving circuit according to second control signal.
Beneficial effect of the present invention is: wireless remote controller provided by the invention is handled sound signal through said receiving circuit and signal processing circuit; Making sound signal isolate a stabilized voltage supply supplies power to control circuit; This has saved the cost of product; Simultaneously, output terminal adopts the earphone of smart machine standard, makes this invention application facet widen greatly.
Description of drawings:
Fig. 1 is the circuit diagram of signal receiving circuit of the present invention;
Fig. 2 is the circuit diagram of signal processing circuit of the present invention;
Fig. 3 is the circuit diagram of signal transmission circuit of the present invention;
Fig. 4 is the circuit diagram of signal circuit control circuit of the present invention.
The main element symbol description
Diode D1～D4
Triode T1
Coding chip U2
Decoding chip U1
Antenna ANT
Microcontroller U4
Embodiment:
Below in conjunction with accompanying drawing and embodiment the present invention is further elaborated.
Referring to figs. 1 through 4; A kind of wireless remote controller disclosed by the invention, it comprises a signal receiving circuit, a signal processing circuit, a signal transmission circuit and a circuit control circuit, said signal receiving circuit comprises a left earphone, a right earphone, diode D1～D4, capacitor C 1～C3, resistance R 1～R2 and triode T1; The plus earth of diode D1 and diode D4; The anode of the negative electrode of diode D1 and diode D2 electrically connects, and the anode of the negative electrode of diode D4 and diode D3 electrically connects, and the negative electrode of the negative electrode of diode D2 and diode D3 electrically connects; Capacitor C 1, capacitor C 2 and capacitor C 3 are with parallel way one end ground connection; The negative electrode of the other end and diode D2 electrically connects, and first sound signal is electrically connected to the anode of diode D2 and the anode of diode D3 respectively via left and right sides earphone output terminal, output one stabilized voltage supply after an end that is electrically connected to shunt capacitance after the rectification carries out filtering; And be connected to the collector of triode T1 through resistance R 1; The output terminal of left side earphone is connected to the base stage of triode T1 through resistance R 2, and the grounded emitter of said triode T1 is exported second sound signal at collector after triode T1 amplifies.
Said signal processing circuit comprises coding chip U2, resistance R 3 and light emitting diode LED1; Said coding chip data pin P0.0, P0.7, P0.6, P0.2 and P4.2; The collector of data pin P0.7 and triode T1 electrically connects to receive second sound signal; And be electrically connected to the anode of LED 1 through resistance R 3 at data pin P0.6 output high level; The plus earth of LED 1, so light emitting diode is luminous, second sound signal is exported first digital signal through the coding back by data pin P4.2.
Said signal transmission circuit comprises decoding chip U1, inductance L 1, inductance L 2, inductance L 3 and antenna ANT; Decoding chip U1 comprises serial data input pin MOSI, interrupt pin IRQ, a difference I/O anode pin RFP and a negative terminal difference I/O negative terminal pin RFN; The data pin P4.2 of coding chip U2 electrically connects to receive first digital signal in serial data input pin MOSI and the said signal processing circuit; And first digital signal decoded after by said difference I/O anode RFP and negative terminal output RFN; Said difference I/O anode RFP electrically connects with difference I/O negative terminal RFN via inductance L 1; Difference I/O negative terminal RFN electrically connects with antenna ANT via inductance L 2 and inductance L 3, sends decoded the 3rd sound signal through antenna ANT.When signal transmission circuit is accomplished the transmission of the 3rd sound signal; The interrupt pin IRQ of decoding chip U1 exports first control signal in the signal transmission circuit; In the said signal processing circuit in data pin P0.0 and the signal transmission circuit interrupt pin IRQ of decoding chip electrically connect receiving first control signal, and export second control signal at data pin P0.2.
Said circuit control circuit comprises microcontroller U4 and resistance R 3; Microcontroller U4 comprises data input pin D and data output plus terminal pin P; The data pin P0.2 of coding chip U2 electric connection in data input pin D and the signal processing circuit in the microcontroller; Receiving second control signal, and electrically connect through resistance day and said left earphone, make left and right sides earphone stop received audio signal in data output plus terminal P output low level.
Wireless remote controller provided by the invention is handled sound signal sound signal through receiving circuit and signal processing circuit, makes sound signal isolate a stabilized voltage supply to signal processing circuit and signal transmission circuit power supply.
Claims (6)
1. a wireless remote controller is used for Long-distance Control one electronic equipment, it is characterized in that: comprise a signal receiving circuit, a signal processing circuit, a signal transmission circuit and a circuit control circuit; Signal receiving circuit receives first sound signal, and to this sound signal separating treatment, supplies power to wireless remote controller through output one stabilized voltage supply after bridge rectifier and the filtering on the one hand; Handle back output first digital signal through microcontroller on the other hand; Signal processing circuit connects first digital signal, and sends first digital controlled signal through coding chip compiling back, and signal transmission circuit receives first digital controlled signal; Converting radiofrequency signal to through decoding chip sends through antenna loop; And export first control signal, signal processing circuit receives first control signal, and exports second control signal; The circuit control circuit receives second control signal, and stops the duty of receiving circuit according to second control signal.
2. wireless remote controller according to claim 1; It is characterized in that: said signal receiving circuit comprises that one connects left earphone output, connects right earphone output, one first diode, one second diode, one the 3rd diode, one the 4th diode, one first electric capacity, one second electric capacity, one the 3rd electric capacity composition bridge rectification power circuit; Said first electric capacity, second electric capacity and the 3rd electric capacity are connected with parallel way, form electric source filter circuit; First sound signal is exported the electric said bridge rectifier circuit of receiving via said left and right sides earphone, exports a stabilized voltage supply through being electrically connected to after the rectification after filtering circuit carries out filtering, is the power supply of this wireless remote controller; And be connected to the collector of first triode through said first resistance; Saidly connect left earphone output terminal is connected to first triode through second resistance base stage; The grounded emitter of said first triode is exported second control signal at collector after said first triode amplifies.
3. wireless remote controller according to claim 1; It is characterized in that: said signal processing circuit comprises a coding chip, one the 3rd resistance and a light emitting diode; Said coding chip U comprises at least five data pins, first to the 5th data pin, and the collector of said first data pin and said first triode electrically connects to receive second sound signal; And be electrically connected to the anode of said light emitting diode through the 3rd resistance at said the 5th data pin output high level; The plus earth of said light emitting diode, so light emitting diode is luminous, second sound signal is exported first digital signal through the coding back by said the 5th data pin.
4. wireless remote controller according to claim 1; It is characterized in that: said signal transmission circuit comprises a decoding chip, one first inductance, one second inductance, one the 3rd inductance and an antenna; Said decoding chip comprises at least one serial data input pin, an interrupt pin, a difference I/O anode pin and a negative terminal difference I/O negative terminal pin; The 5th data pin of coding chip electrically connects to receive first digital signal in said serial data input pin and the said signal processing circuit; And first digital signal decoded after by the output of said difference I/O anode and negative terminal; Said difference I/O anode electrically connects via first inductance and difference I/O negative terminal; Said difference I/O negative terminal sends the radiofrequency signal after decoding chip is handled via second inductance and the 3rd inductance and antenna electric connection through antenna loop.
5. according to any described wireless remote controller of claim 1 to 4; It is characterized in that: when said signal transmission circuit is accomplished the transmission of radiofrequency signal; The interrupt pin of decoding chip is exported first control signal in the said signal transmission circuit; In the said signal processing circuit in second data pin and the said signal transmission circuit interrupt pin of decoding chip electrically connect receiving first control signal, and export second control signal in the 3rd data pin.
6. wireless remote controller according to claim 1; It is characterized in that: said circuit control circuit comprises a microcontroller and one the 3rd resistance; Said microcontroller comprises an at least one data input pin and a data output plus terminal pin; The 3rd data pin of coding chip electric connection in data input pin and the said signal processing circuit in the said microcontroller; Receiving second control signal, and be connected with said left earphone output terminal through the 4th resistance, make left and right sides earphone stop received audio signal in data output plus terminal output low level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210160227.3A CN102819941B (en) | 2012-05-21 | 2012-05-21 | A kind of wireless remote controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210160227.3A CN102819941B (en) | 2012-05-21 | 2012-05-21 | A kind of wireless remote controller |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102819941A true CN102819941A (en) | 2012-12-12 |
| CN102819941B CN102819941B (en) | 2015-08-26 |
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ID=47304036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210160227.3A Expired - Fee Related CN102819941B (en) | 2012-05-21 | 2012-05-21 | A kind of wireless remote controller |
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| Country | Link |
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| CN (1) | CN102819941B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114120619A (en) * | 2021-11-12 | 2022-03-01 | 天津朗泽科技有限公司 | Apparatus for detecting matching relation of radio remote control device and method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6900736B2 (en) * | 2000-12-07 | 2005-05-31 | Allied Innovations, Llc | Pulse position modulated dual transceiver remote control |
| CN102110358A (en) * | 2009-12-28 | 2011-06-29 | 樱花卫厨（中国）股份有限公司 | Gas water heater communication system with remote controller power supply |
-
2012
- 2012-05-21 CN CN201210160227.3A patent/CN102819941B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6900736B2 (en) * | 2000-12-07 | 2005-05-31 | Allied Innovations, Llc | Pulse position modulated dual transceiver remote control |
| CN102110358A (en) * | 2009-12-28 | 2011-06-29 | 樱花卫厨（中国）股份有限公司 | Gas water heater communication system with remote controller power supply |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114120619A (en) * | 2021-11-12 | 2022-03-01 | 天津朗泽科技有限公司 | Apparatus for detecting matching relation of radio remote control device and method thereof |
| CN114120619B (en) * | 2021-11-12 | 2023-10-10 | 天津朗泽科技有限公司 | Device and method for detecting matching relation of radio remote control device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102819941B (en) | 2015-08-26 |
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Granted publication date: 20150826 Termination date: 20180521 |