CN103731528A - Wireless frequency-modulation phone microphone - Google Patents
Wireless frequency-modulation phone microphone Download PDFInfo
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- CN103731528A CN103731528A CN201210387843.2A CN201210387843A CN103731528A CN 103731528 A CN103731528 A CN 103731528A CN 201210387843 A CN201210387843 A CN 201210387843A CN 103731528 A CN103731528 A CN 103731528A
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Abstract
The invention discloses a wireless frequency-modulation phone microphone. The wireless frequency-modulation phone microphone comprises a battery, a first switch, a second switch, a microphone body, a circuit breaker, an antenna, an inductor, a first diode, a second diode, a third diode, a transistor, a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor, a sixth resistor, a first capacitor, a second capacitor, a third capacitor, a fourth capacitor, a fifth capacitor, a sixth capacitor, a seventh capacitor, an eighth capacitor and a ninth capacitor. The wireless frequency-modulation phone microphone has the advantages that the circuit structure is simple, performance is stable, noise cannot be generated, and the phenomena such as the silence phenomenon cannot happen.
Description
Technical field
The present invention relates to a kind of telephone microphone, relate in particular to a kind of wireless frequency modulation telephone microphone.
Background technology
At present, mobile phone, phone have become indispensable instrument in people communicate by letter life, especially radio telephone and intercom use more, due to unstable due to circuit voltage of the microphone of telephone set, the defect of performance, cause when making a phone call from noise or the phenomenon such as noiseless, to people's life of communicating by letter, make troubles.
Summary of the invention
Object of the present invention is just to provide in order to address the above problem a kind of wireless frequency modulation telephone microphone.
The present invention is achieved through the following technical solutions above-mentioned purpose:
The present invention includes battery, the first switch, second switch, microphone, circuit breaker, antenna, inductance, the first diode, the second diode, the 3rd diode, transistor, the first resistor, the second resistor, the 3rd resistor, the 4th resistor, the 5th resistor, the 6th resistor, the first capacitor, the second capacitor, the 3rd capacitor, the 4th capacitor, the 5th capacitor, the 6th capacitor, the 7th capacitor, the 8th capacitor and the 9th capacitor, the cathode output end of described battery is connected after described the first switch respectively and the positive pole of described the 3rd diode, the first end of described the 9th capacitor, the first end of described the 8th capacitor, the first end of described inductance, described the 4th first end of capacitor and the first end of described second switch are connected, the negative pole of described the 3rd diode is connected with the first end of described the 6th resistor, the second end of described inductance is connected with the first end of described the 5th capacitor, the second end of described the 5th capacitor respectively with the first end of described the 6th capacitor, the first end of described the 5th resistor is connected with described transistorized emitter, the second end of described the 4th capacitor is connected with first end and the described transistorized collector electrode of described the 7th capacitor respectively, the second end of described the 7th capacitor is connected with described antenna, the second end of described the 4th resistor is connected with the first end of described the 3rd capacitor, described transistorized base stage is connected with the first end of described the first capacitor, the second end of described the first capacitor is connected with the negative pole of described the second diode and the first end of described the first resistor respectively, the second end of described second switch is connected after described the 3rd resistor and is connected with the first end of described microphone respectively, the second end of described the second capacitor is connected after described the second resistor and is connected with the positive pole of described the first diode, the second end of described the first resistor and the anodic bonding of described circuit breaker, the second end of described microphone respectively with the negative electrode of described circuit breaker, the negative pole of described the first diode, the positive pole of described the second diode, the second end of described the 3rd capacitor, the second end of described the 5th resistor, the second end of described the 6th capacitor, the second end of described the 8th capacitor, the second end of described the 9th capacitor, the second end of described the 6th resistor and the cathode output end of described battery are connected.
Beneficial effect of the present invention is:
The present invention has advantages of that circuit structure is simple, stable performance and there will not be noise and the phenomenon such as noiseless.
Accompanying drawing explanation
Fig. 1 is the circuit diagram of a kind of wireless frequency modulation telephone microphone of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described:
As shown in Figure 1: the present invention includes battery GB, the first K switch 1, second switch K2, microphone MIC, circuit breaker CK, antenna, inductance L, the first diode D1, the second diode D2, the 3rd diode D3, transistor V1, the first resistor R1, the second resistor R2, the 3rd resistor R3, the 4th resistor R4, the 5th resistor R5, the 6th resistor R6, the first capacitor C1, the second capacitor C2, the 3rd capacitor C3, the 4th capacitor C4, the 5th capacitor C5, the 6th capacitor C6, the 7th capacitor C7, the 8th capacitor C8 and the 9th capacitor C9, the cathode output end of battery GB connect the first K switch 1 rear respectively with the positive pole of the 3rd diode D3, the first end of the 9th capacitor C9, the first end of the 8th capacitor C8, the first end of inductance L, the first end of the 4th capacitor C4 is connected with the first end of second switch K2, the negative pole of the 3rd diode D3 is connected with the first end of the 6th resistor R6, the second end of inductance L is connected with the first end of the 5th capacitor C5, the second end of the 5th capacitor C5 respectively with the first end of the 6th capacitor C6, the first end of the 5th resistor R5 is connected with the emitter of transistor V1, the second end of the 4th capacitor C4 is connected with the first end of the 7th capacitor C7 and the collector electrode of transistor V1 respectively, the second end of the 7th capacitor C7 is connected with antenna, the second end of the 4th resistor C4 is connected with the first end of the 3rd capacitor C3, the base stage of transistor V1 is connected with the first end of the first capacitor C1, the second end of the first capacitor C1 is connected with the negative pole of the second diode D2 and the first end of the first resistor R1 respectively, after the second end series connection the 3rd resistor R3 of second switch K2, be connected with the first end of microphone MIC respectively, the second end of the second capacitor C2 is connected after the second resistor R2 and is connected with the positive pole of the first diode D1, the second end of the first resistor R1 and the anodic bonding of circuit breaker CK, the second end of microphone MIC respectively with the negative electrode of circuit breaker CK, the negative pole of the first diode D1, the positive pole of the second diode D2, the second end of the 3rd capacitor C3, the second end of the 5th resistor R5, the second end of the 6th capacitor R6, the second end of the 8th capacitor C8, the second end of the 9th capacitor C9, the second end of the 6th resistor R6 is connected with the cathode output end of battery GB.
Claims (1)
1. a wireless frequency modulation telephone microphone, is characterized in that: comprise battery, the first switch, second switch, microphone, circuit breaker, antenna, inductance, the first diode, the second diode, the 3rd diode, transistor, the first resistor, the second resistor, the 3rd resistor, the 4th resistor, the 5th resistor, the 6th resistor, the first capacitor, the second capacitor, the 3rd capacitor, the 4th capacitor, the 5th capacitor, the 6th capacitor, the 7th capacitor, the 8th capacitor and the 9th capacitor, the cathode output end of described battery is connected after described the first switch respectively and the positive pole of described the 3rd diode, the first end of described the 9th capacitor, the first end of described the 8th capacitor, the first end of described inductance, described the 4th first end of capacitor and the first end of described second switch are connected, the negative pole of described the 3rd diode is connected with the first end of described the 6th resistor, the second end of described inductance is connected with the first end of described the 5th capacitor, the second end of described the 5th capacitor respectively with the first end of described the 6th capacitor, the first end of described the 5th resistor is connected with described transistorized emitter, the second end of described the 4th capacitor is connected with first end and the described transistorized collector electrode of described the 7th capacitor respectively, the second end of described the 7th capacitor is connected with described antenna, the second end of described the 4th resistor is connected with the first end of described the 3rd capacitor, described transistorized base stage is connected with the first end of described the first capacitor, the second end of described the first capacitor is connected with the negative pole of described the second diode and the first end of described the first resistor respectively, the second end of described second switch is connected after described the 3rd resistor and is connected with the first end of described microphone respectively, the second end of described the second capacitor is connected after described the second resistor and is connected with the positive pole of described the first diode, the second end of described the first resistor and the anodic bonding of described circuit breaker, the second end of described microphone respectively with the negative electrode of described circuit breaker, the negative pole of described the first diode, the positive pole of described the second diode, the second end of described the 3rd capacitor, the second end of described the 5th resistor, the second end of described the 6th capacitor, the second end of described the 8th capacitor, the second end of described the 9th capacitor, the second end of described the 6th resistor and the cathode output end of described battery are connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210387843.2A CN103731528A (en) | 2012-10-15 | 2012-10-15 | Wireless frequency-modulation phone microphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210387843.2A CN103731528A (en) | 2012-10-15 | 2012-10-15 | Wireless frequency-modulation phone microphone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103731528A true CN103731528A (en) | 2014-04-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210387843.2A Pending CN103731528A (en) | 2012-10-15 | 2012-10-15 | Wireless frequency-modulation phone microphone |
Country Status (1)
| Country | Link |
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| CN (1) | CN103731528A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2854940Y (en) * | 2005-09-30 | 2007-01-03 | 韩俊 | Voice control flash radio transmission device |
| US20120257762A1 (en) * | 2010-11-18 | 2012-10-11 | Panasonic Corporation | Communication system, receiving apparatus and communication method |
-
2012
- 2012-10-15 CN CN201210387843.2A patent/CN103731528A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2854940Y (en) * | 2005-09-30 | 2007-01-03 | 韩俊 | Voice control flash radio transmission device |
| US20120257762A1 (en) * | 2010-11-18 | 2012-10-11 | Panasonic Corporation | Communication system, receiving apparatus and communication method |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140416 |