CN2613119Y - Mobile/fixed compatible mobile phone signal isolator - Google Patents
Mobile/fixed compatible mobile phone signal isolator Download PDFInfo
- Publication number
- CN2613119Y CN2613119Y CNU032252463U CN03225246U CN2613119Y CN 2613119 Y CN2613119 Y CN 2613119Y CN U032252463 U CNU032252463 U CN U032252463U CN 03225246 U CN03225246 U CN 03225246U CN 2613119 Y CN2613119 Y CN 2613119Y
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Abstract
The utility model provides a mobile/stationary compatible cell phone signal separator, comprising an external shell and a controlling circuit equipped inside the external shell, which is characterized in that the controlling circuit is composed of mutual connection of a central micro processor 1, a radio frequency circuit, a signal oscillator A2, a power amplifier A3, an antenna A4 and a power source circuit A5. The cell phone signal separator composed of the above circuit unit can realize the function of cell phone incoming telegram signal separation, which can be widely used in situations of meeting, school, classroom, examination spot, library, church, theater, record room, court, criminal reconnaissance, military heftily and the like where mobile phone using is limited. The utility model has the advantages of simple structure, convenient using, small volume and convenient carrying and the like.
Description
Technical field
The utility model relates to communicator, and particularly a kind of moving/fixing can compatible mobile phone signal isolator.
Background technology
Along with the fast development of information age, mobile phone becomes everyone essential means of communication.Thereby this time the ringing sound of cell phone of those volts brings the cumbersome and puzzled of extremely inconvenience also can for people in the work life.It mainly shows the following aspects.1. in the middle of the meeting, owing to general mobile phone no signal isolation features, and can not cut off the external communication of personnel participating in the meeting again, the noise jamming of ringing sound of cell phone causes meeting to carry out smoothly.2. in recent years, the phenomenon that then the examinee of taking place in rapid succession not obey the rule in the examination hall utilizes the modern communications instrument to practise fraud causes education department to be puzzled one's brains for this reason.3. school classroom because of the mobile phone signal noise jamming, and has influenced normal academic environment.4. places such as library, church, cinema, lecture hall, recording studio are all brought influence because of the noise of ringing sound of cell phone to surrounding environment.5. hospital, court, criminal investigation, place of military importance, gas station, highway drive, industry such as business personnel, also all bring in various degree influence because of the noise of ringing sound of cell phone.Therefore the mobile phone signal spacer assembly is the essential auxiliary equipment of mobile communication facility.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of simple in structure, and volume is light and handy, and is easy to carry, can realize that mobile phone signal isolates move/fixing can compatible mobile phone signal isolator.
The purpose of this utility model is to be achieved by the following scheme: move/fixing can compatible mobile phone signal isolator, be made of antenna, shell and setting control circuit in the enclosure, said control circuit is interconnected by central processing unit A1, signal oscillator A2, power amplifier A3, antenna A4 and power circuit A5 to be formed.
Above-mentioned moving/fixing can compatible mobile phone signal isolator, and said central processing unit A1 is the integrated package U3 of WH001 and resistance R 16, R17, R1, the R2 that is connected to the U3 input/output terminal by model, and crystal X1, capacitor C 36, C35 form; Its control signal outputs to the 1st pin and the 5th pin that model is the integrated package U4 of WH002 from 18 pin and 17 pin of U3 respectively, signal is after U4 handles, the 3rd pin and the 4th pin by U4 divide two-way output, one the tunnel is connected to the radio circuit of being made up of inductance L 4, variable capacitance diode VD1, capacitor C 13, C14, VC1, inductance L 3, capacitor C 12 and resistance R 5 through resistance R 6, through filter capacitor C6 signal is delivered to antenna ANT1 again; Another road signal arrives the oscillating circuit of being made up of variable capacitance diode VD2, capacitor C 32, C33, VC2, C31, inductance L 9, resistance R 11, R12, triode Q3, capacitor C 29, C30, resistance R 10 and inductance L 8 through inductance L 10, the high-frequency signal that is produced by oscillating circuit is coupled to the power amplifier of being made up of triode Q2, capacitor C 24, resistance R 9, inductance L 6 through capacitor C 25, inductance L 7, capacitor C 23, its signal amplifies the collector electrode output of back by Q2 by triode Q2, and the high-frequency signal after capacitor C 21 will be amplified is coupled to antenna ANT2 again.
Advantage of the present utility model is: 1. for people with a part in a conference person, when opening mobile phone, open the mobile phone signal isolator switch, if when having phone to enter, signal isolator can be isolated signal automatically, avoids interference, and guarantees normally carrying out of meeting.2. be applicable to that classroom, examination hall, library, church, theater, lecture hall, recording studio, hospital, court, criminal investigation, place of military importance, turnpike driving etc. need restriction to use the place of mobile phone.The utlity model has simple in structurely, volume is gently thin, can carry, and is convenient and practical, its transmitting power little (the 1-8 rice diameter is adjustable), move/fixing can be compatible, harmless, can not disturb advantages such as other electric equipments.
Description of drawings
Below in conjunction with accompanying drawing the utility model is illustrated.
Fig. 1 is a circuit block diagram of the present utility model;
Fig. 2 is an electrical schematic diagram of the present utility model.
Fig. 3 is a shell mechanism schematic diagram of the present utility model.
Embodiment
As shown in Figure 1, the utility model connects and composes circuit block diagram by central microprocessor A1, radio circuit, signal oscillator A2, power amplifier A3, antenna A4, power circuit A5.
As shown in Figure 2, be the utility model electrical schematic diagram; This circuit is after connecting switch, entire circuit begins power supply, and by model be WH001 integrated package U3 and around resistance R 16, R17, R1, R2, crystal X1, capacitor C 36, the central microprocessor that C35 forms is handled signal, control signal after the processing is delivered to the 1st and the 5th pin that model is the integrated package U4 of WH002 from 18 pin and the output of 17 pin of U3, signal is after U4 handles, the 3rd pin and the 4th pin by U4 divide two-way output, one the tunnel through resistance R 6 to by inductance L 4, variable capacitance diode VD1, capacitor C 13, C14, VC1, inductance L 3, capacitor C 12, the radio circuit that resistance R 5 is formed, be transported to antenna ANT1 through capacitor C 6 again, and electric wave be transmitted in the air by antenna.Another road signal arrives the oscillating circuit of being made up of variable capacitance diode VD2, capacitor C 32, C33, VC2, C31, inductance L 9, resistance R 11, R12, triode Q3, capacitor C 29, C30, resistance R 10, inductance L 8 through inductance L 10, the high-frequency signal that vibration produces is coupled to the power amplifier of being made up of triode Q2, capacitor C 24, resistance R 9, inductance L 6 through capacitor C 25, inductance L 7, capacitor C 23, after triode Q2 amplification, collector electrode output by Q2, high-frequency signal after capacitor C 21 will be amplified is coupled to antenna ANT2 again, and is transmitted in the air by antenna.At this moment, when mobile phone was received this electric wave signal in effective range after, the cell phone incoming call signal will be isolated, and after turning off the isolator mains switch, mobile phone signal recovers operate as normal automatically.
As shown in Figure 3: by case top lid 1, main casing 6, switch 4, power supply indicator 5, antenna 7 and in the control circuit board 3, battery 2 etc. established constitute the main body of signal isolator.
Claims (2)
1, a kind of move/fixing can compatible mobile phone signal isolator, constitute by antenna, shell and setting control circuit in the enclosure, it is characterized in that: said control circuit is by central microprocessor A1, signal oscillator A2, power amplifier A3, and antenna A4 and power circuit A5 interconnect composition.
2, according to claim 1 move/fixing can compatible mobile phone signal isolator, it is characterized in that: said central processing unit A1, by model is the integrated package U3 of WH001 and the resistance R 16 that is connected to the U3 input/output terminal, R17, R1, R2, crystal X1, capacitor C 36, C35 forms, its control signal outputs to the 1st pin and 5 pin that model is the integrated package U4 of WH002 from 18 pin and 17 pin of U3 respectively, signal is after U4 handles, the 3rd pin and 4 pin by U4 divide two-way output, one path resistor R6 is connected to by inductance L 4, variable capacitance diode VD1, capacitor C 13, C14, VC1, inductance L 3, capacitor C 12, the radio circuit that J resistance R 5 is formed is delivered to antenna ANT1 through filter capacitor C6 with signal again; Another road signal arrives the oscillating circuit of being made up of variable capacitance diode VD2, capacitor C 32, C33, VC2, C31, inductance L 9, resistance R 11, R12, triode Q3, capacitor C 29, C30, resistance R 10 and inductance L 8 through inductance L 10, the high-frequency signal that is produced by oscillating circuit is coupled to the power amplifier of being made up of triode Q2, capacitor C 24, resistance R 9, inductance L 6 through capacitor C 25, inductance L 7, capacitor C 23, its signal amplifies the collector electrode output of back by Q2 by triode Q2, and the high-frequency signal after capacitor C 21 will be amplified is coupled to antenna ANT2 again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU032252463U CN2613119Y (en) | 2003-04-17 | 2003-04-17 | Mobile/fixed compatible mobile phone signal isolator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU032252463U CN2613119Y (en) | 2003-04-17 | 2003-04-17 | Mobile/fixed compatible mobile phone signal isolator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2613119Y true CN2613119Y (en) | 2004-04-21 |
Family
ID=34163644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU032252463U Expired - Fee Related CN2613119Y (en) | 2003-04-17 | 2003-04-17 | Mobile/fixed compatible mobile phone signal isolator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2613119Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102571258A (en) * | 2012-01-31 | 2012-07-11 | 成都立鑫新技术科技有限公司 | Mobile phone isolator |
-
2003
- 2003-04-17 CN CNU032252463U patent/CN2613119Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102571258A (en) * | 2012-01-31 | 2012-07-11 | 成都立鑫新技术科技有限公司 | Mobile phone isolator |
| CN102571258B (en) * | 2012-01-31 | 2016-04-20 | 成都立鑫新技术科技有限公司 | Mobile phone isolator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |