CN103607483A - Mobile phone incoming call sensing sending device - Google Patents
Mobile phone incoming call sensing sending device Download PDFInfo
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- CN103607483A CN103607483A CN201310646112.XA CN201310646112A CN103607483A CN 103607483 A CN103607483 A CN 103607483A CN 201310646112 A CN201310646112 A CN 201310646112A CN 103607483 A CN103607483 A CN 103607483A
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Abstract
The invention discloses a mobile phone incoming call sensing sending device. The mobile phone incoming call sensing sending device comprises a mobile phone incoming call lightning circuit, a photoelectric conversion circuit, a shaping circuit, a switching circuit, an address code circuit, a wireless transmitting circuit and a power source. The mobile phone incoming call lightning circuit is used for receiving strong electromagnetic signals during mobile phone incoming call ringing, conversion from passive circuit signals to active circuit signals is achieved through the photoelectric conversion circuit, electric signals after photoelectric conversion are transmitted to the shaping circuit, short pulse interference in the shaping circuit is filtered first, then, long pulse phone incoming call signals are extracted, and finally an exciting switching circuit is switched on. The switching circuit is connected with an address code and a power source of the wireless transmitting circuit, so that the set address code is transmitted, and the address code is used as a front end signal of a wrist-mounted incoming call reminder.
Description
Technical field
The present invention relates to the electronic installation that a kind of mobile phone incoming call signal detects and wireless transmission is reminded, particularly a kind of cell phone incoming call induction dispensing device.
Background technology
In today of communication technology high speed development, mobile phone has become people's the most general daily means of communication, but people usually do not miss phone because mobile phone not at one's side, does not know to have phone incoming call.Some people, particularly Ms are often placed on phone in handbag, do not hear also imperceptible mobile phone vibrations and miss phone of telephone bell in noisy environment.Mostly existing calling identification device is call reminding suspension member and call reminding mobile phone cover in the market, they are all to have used for reference day " incoming call flashing " of the present invention principle, strong electromagnetic radiation while being sent a telegram here by the multiturn coil detection of handset near antenna for mobile phone, through hyperfrequency diode rectification, after capacitor filtering, encourage the Light-Emitting Diode of a high briliancy, when cell phone incoming call, Light-Emitting Diode will be glittering.Electromagnetic radiation in the time of must incoming call just being detected near mobile phone due to this class device, and also can be glittering when being subject to electromagnetic interference in the non-incoming call situation of mobile phone, if this device is put into handbag together with mobile phone, sparkling prompting mode cannot realize incoming call reminding function, so the purposes of this class device reality is the ornaments as mobile phone; Chinese patent 200520054670.8 has provided a kind of mobile telephone incoming call flashing hand chain, although its bangle of this patents state and mobile phone spacing can be increased to 60 centimetres, but still adopted technically flash of light principle to indicate cell phone incoming call, when used daytime, glisten not obvious, almost do not have the effect of incoming call prompting; LM959 bluetooth vibration bangle (http://tech.sina.com.cn/h/2007-12-11/0600516324.shtml) solves the technical problem of capable of reminding incoming call of mobile phone well, but the price of tens dollars of such blue tooth productses causes it to be difficult to be accepted at present, moreover it only has vibration responding, lack voice response, used limitation.
For these reasons, the present invention has designed a kind of cell phone incoming call induction dispensing device on original mobile telephone incoming call flashing basis, up to now, there is not yet similar equipment.
Summary of the invention
The object of this invention is to provide a kind of simple, cheap, device reliably, to solve that in noisy environment cellie can't hear ringing sound of cell phone and the situation of missing phone.Based on above object, the present invention proposes " a kind of cell phone incoming call induction dispensing device ", concrete technical scheme is as follows:
A kind of cell phone incoming call induction dispensing device, comprise mobile telephone incoming call flashing circuit, photoelectric switching circuit, shaping circuit, switching circuit, address code circuit, wireless transmission circuit, power supply, it is characterized in that: photoelectric switching circuit is comprised of phototriode and resistance, together with the light-receiving end of phototriode abuts against with the light-emitting diode of mobile telephone incoming call flashing circuit, effectively to receive the light signal of mobile telephone incoming call flashing circuit, complete light signal to the conversion of the signal of telecommunication; The output of photoelectric switching circuit connects the input of shaping circuit, the input of the output connecting valve circuit of shaping circuit; The power end of address code circuit and wireless transmission circuit is connected to the positive pole of circuit power by switching circuit, switching circuit is controlled the power supply of address code circuit and wireless transmission circuit.
Mobile telephone incoming call flashing circuit is for receiving the strong electromagnetic signal during cell phone incoming call ring, through photoelectric switching circuit, complete passive circuit to the conversion of active circuit signal, the signal of telecommunication after opto-electronic conversion sends shaping circuit to, shunt capacitance in shaping circuit disturbs in order to filtering signal of short duration, pulsed, then extract long pulse incoming call signal, the shaping feature of schmitt inverter settling signal, last energizing switch circuit turn-on; Switching circuit is connected to the power end of address code and wireless transmission circuit, mains switch as address code circuit and wireless transmission circuit, complete the transmission of the address code setting, the address scrambler of different transmitters arranges difference, to avoid the interference between user, as the front end signal of Wrist belt-type Call Reminder.
useful achievement
The present invention is filtering interference signals effectively, makes only ability reminding user when cell phone incoming call of device.Device adopts wireless radio frequency mode to communicate, and communication distance is far away.Compare bluetooth alarm set and have especially simply, cheap, advantage reliably.The receiving circuit that described cell phone incoming call induction dispensing device can supportingly mate with dispensing device receives incoming telephone signal, drives the multiple alerting pattern reminding users such as vibrating motor, LED, sound to have incoming call through signal amplification circuit.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described
Fig. 1 cell phone incoming call induction dispensing device embodiment circuit diagram.
In figure, each numbering is respectively: 1. mobile telephone incoming call flashing circuit, 2. photoelectric switching circuit, 3. shaping circuit, 4. switching circuit, 5. address code circuit, 6. wireless transmission circuit, 7. power supply.
Embodiment
embodiment 1:
The cell phone incoming call induction dispensing device of the present embodiment comprises mobile telephone incoming call flashing circuit (1), photoelectric switching circuit (2), shaping circuit (3), switching circuit (4), address code circuit (5), wireless transmission circuit (6), power supply (7), wherein photoelectric switching circuit (2) is comprised of phototriode and resistance, together with the light-receiving end of phototriode abuts against with the light-emitting diode of mobile telephone incoming call flashing circuit (1), effectively to receive the light signal of mobile telephone incoming call flashing circuit, complete light signal to the conversion of the signal of telecommunication; The output of photoelectric switching circuit (2) connects the input of shaping circuit (3), the input of the output connecting valve circuit (4) of shaping circuit (3); Address code circuit (5) is connected to the positive pole of circuit power (7) with the power end of wireless transmission circuit (6) by switching circuit (4), switching circuit (4) is controlled the power supply of address code circuit and wireless transmission circuit.
With reference to Fig. 1, further narrate circuit theory of the present invention.In an embodiment of the present invention, described mobile telephone incoming call flashing circuit (1) is by inductance coil L1, hyperfrequency rectifier diode D1, and filter capacitor C1 and LED form.When cell phone incoming call, strong electromagnetic radiation induces electric current in inductance coil L1, through hyperfrequency rectifier diode D1 rectification, gives filter capacitor C1 charging, encourages the Light-Emitting Diode LED of a high briliancy luminous after filter capacitor C1 filtering.Photoelectric switching circuit (2) is comprised of phototriode BG and resistance R 1, one end of the emitter contact resistance R1 of phototriode BG, and the other end of resistance R 1 connects the negative pole of power supply (7), and the collector electrode of phototriode BG is connected to the positive pole of power supply (7).The input of photoelectric switching circuit (2) is phototriode BG, and together with its light-receiving end abuts against with the LED of mobile telephone incoming call flashing circuit (1), light signal makes phototriode BG conducting.
Shaping circuit (3) is comprised of filter capacitor C2 and schmitt inverter, and the emitter that filter capacitor C2 positive plate is received phototriode is also received the input of schmitt inverter, and filter capacitor C2 negative plate is received the negative pole of power supply (7).Filter capacitor C2 disturbs in order to filtering signal of short duration, pulsed, the shaping feature of schmitt inverter settling signal.The signal of telecommunication of the phototriode BG emitter output of photoelectric switching circuit (2) charges to filter capacitor C2, when C2 arrives after certain voltage, and schmitt inverter output low level.
Switching circuit (4) is comprised of positive-negative-positive triode Q1 and resistance R 2, resistance R 3, and the output of schmitt inverter is connected with resistance R 2 one end, and the other end of resistance R 2 is connected with the base stage of triode Q1, and the emitter of triode is connected with power supply (7) is anodal.
When mobile phone is in electromagnetic interference or when communicating with base station but not sending a telegram here, because mobile telephone incoming call flashing circuit (1) can only be of short duration, discrete shinny, the undercurrent of phototriode BG emitter output is be charged to given voltage to filter capacitor C2, thereby can not make switching circuit (4) conducting, reach the effect of interference filtering and signal extraction.
Address code circuit (5) is comprised of coding chip IC1 and address scrambler, and in an embodiment of the present invention, coding chip IC1 adopts PT2262 coding chip.The collector electrode of triode Q1 is leaded up to resistance R 3 and is connected to the D0 pin of PT2262 in switching circuit (4), another road is directly connected to the VCC end of PT2262, the low level of schmitt inverter output makes PNP triode Q1 conducting power to PT2262, also makes the data terminal of coding chip PT2262 set high level simultaneously.The negative pole that transmitting Enable Pin 14 pins of PT2262 and GND connect power supply, A0 ~ the A10 of the address pin of PT2262 receives on the corresponding address end of address scrambler, the grounding leg of address scrambler and supply pin connect respectively power supply (7) negative pole and positive pole, and the low and high level of respectively holding pin to connect by address scrambler gives the different geocoding of coding chip PT2262.After address code circuit (5) and wireless transmission circuit (6) power on, only complete the radio transmitting of fixed address code, the geocoding of different transmitters arranges difference, to avoid the interference between user.
Wireless transmission circuit (6) is that F05C radio-frequency transmissions chip IC 2 and antenna form by model, the signal input part pin 3 of F05C connects signal output part 17 pins of PT2262, the signal output pin 4 of F05C connects antenna, the grounding pin GND of F05C connects power supply (7) negative pole, the power pins VCC of F05C is also connected to the collector electrode of switching circuit (4) triode Q1, by switching circuit (4), control its work, thereby the incoming telephone signal after coding is sent through antenna.
For practicability of the present invention is described, receiving system and alarm set that existing easy introduction and cell phone incoming call of the present invention induction dispensing device match.In receiving system, adopt the radiofrequency receiving chip J04E supporting with radio-frequency transmissions chip F05C to receive signal, with matching decoding with the supporting PT2272 decoding chip of PT2262, the address end of decoding chip PT2272 is arranged to the address code the same with PT2262, data terminal will be set to the low and high level consistent with the coding chip PT2262 mating, reception and the reduction of mobile phone incoming call signal have been completed, the output pin 17 output high level of decoding chip PT2272 when cell phone incoming call, can be used for lighting light-emitting diode, also can optionally connect amplifying circuit drives miniature vibration motor and speech chip for reminding.
Claims (6)
1. a cell phone incoming call is responded to dispensing device, comprise mobile telephone incoming call flashing circuit (1), photoelectric switching circuit (2), shaping circuit (3), switching circuit (4), address code circuit (5), wireless transmission circuit (6), power supply (7), it is characterized in that: photoelectric switching circuit (2) is comprised of phototriode and resistance, together with the light-receiving end of phototriode abuts against with the light-emitting diode of mobile telephone incoming call flashing circuit (1), effectively to receive the light signal of mobile telephone incoming call flashing circuit (1), complete light signal to the conversion of the signal of telecommunication; The output of photoelectric switching circuit (2) connects the input of shaping circuit (3), the input of the output connecting valve circuit (4) of shaping circuit (3); Address code circuit (5) is connected to the positive pole of circuit power (7) with the power end of wireless transmission circuit (6) by switching circuit (4), switching circuit (4) is controlled the power supply of address code circuit (5) and wireless transmission circuit (6).
2. according to the cell phone incoming call induction dispensing device of claim 1, it is characterized in that described photoelectric switching circuit (2) is comprised of phototriode BG and resistance R 1, one end of the emitter contact resistance R1 of phototriode BG, the other end of resistance R 1 connects the negative pole of power supply (7), and the collector electrode of phototriode BG is connected to the positive pole of power supply (7).
3. according to the cell phone incoming call induction dispensing device of claim 1, it is characterized in that described shaping circuit (3) is comprised of capacitor C 2 and schmitt inverter, the emitter of the positive pole of capacitor C 2 and phototriode BG is connected and is also connected with the input of schmitt inverter, and the negative pole of capacitor C 2 is connected on the negative pole of power supply (7).
4. according to the cell phone incoming call induction dispensing device of claim 1, it is characterized in that described address code circuit (5) is comprised of coding chip IC1 and address scrambler, the transmitting Enable Pin of coding chip IC1 and grounding pin GND connect the negative pole of power supply, and the A0 ~ A10 of coding chip IC1 address pin receives on the corresponding address end of address scrambler.
5. according to the cell phone incoming call induction dispensing device of claim 1, it is characterized in that described wireless transmission circuit (6) is comprised of radio-frequency transmissions chip IC 2 and antenna, the signal input part of described radio-frequency transmissions chip IC 2 connects the signal output part of coding chip IC1, the grounding pin GND of radio-frequency transmissions chip IC 2 connects power cathode, and the output pin of radio-frequency transmissions chip IC 2 connects antenna.
6. according to the cell phone incoming call induction dispensing device of claim 1, it is characterized in that described switching circuit (4) is by positive-negative-positive triode Q1 and resistance R 2, resistance R 3 forms, the output of schmitt inverter is connected with resistance R 2 one end, the other end of resistance R 2 is connected with the base stage of triode Q1, the emitter of triode Q1 is connected with power supply (7) is anodal, the collector electrode of triode Q1 is leaded up to resistance R 3 and is connected to the data input pin of coding chip IC1 in address code circuit (5), another road is directly connected to the power end VCC of coding chip IC1 and radio-frequency transmissions chip IC 2, by the conducting control coding chip IC 1 of triode Q1 and the power supply of radio-frequency transmissions chip IC 2, supplied with.
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| CN201310646112.XA CN103607483A (en) | 2013-12-06 | 2013-12-06 | Mobile phone incoming call sensing sending device |
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| CN201310646112.XA CN103607483A (en) | 2013-12-06 | 2013-12-06 | Mobile phone incoming call sensing sending device |
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Cited By (3)
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| CN104539758A (en) * | 2014-12-15 | 2015-04-22 | 广东欧珀移动通信有限公司 | Information reminding method and terminal |
| CN105954588A (en) * | 2016-02-25 | 2016-09-21 | 中国科学院等离子体物理研究所 | Synchronization phasing tester |
| CN108107357A (en) * | 2017-12-27 | 2018-06-01 | 金卡智能集团股份有限公司 | Switching signal detection circuit with self-diagnostic function |
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Cited By (3)
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| CN108107357A (en) * | 2017-12-27 | 2018-06-01 | 金卡智能集团股份有限公司 | Switching signal detection circuit with self-diagnostic function |
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