CN105507737A - High-sensitivity intelligent anti-theft system - Google Patents
High-sensitivity intelligent anti-theft system Download PDFInfo
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- CN105507737A CN105507737A CN201510970450.8A CN201510970450A CN105507737A CN 105507737 A CN105507737 A CN 105507737A CN 201510970450 A CN201510970450 A CN 201510970450A CN 105507737 A CN105507737 A CN 105507737A
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05G—SAFES OR STRONG-ROOMS FOR VALUABLES; BANK PROTECTION DEVICES; SAFETY TRANSACTION PARTITIONS
- E05G1/00—Safes or strong-rooms for valuables
- E05G1/10—Safes or strong-rooms for valuables with alarm, signal or indicator
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Abstract
The invention discloses a high-sensitivity intelligent anti-theft system. The high-sensitivity intelligent anti-theft system is characterized by being composed of a central processor, an image collector, a vibrating sensor, a data memory, a sound collector, a power supply, an alarm, a high-pass filter circuit, a signal compensation circuit and an image processing amplifying circuit, wherein the vibrating sensor, the data memory, the sound collector, the power supply and the alarm are connected with the central processor; the high-pass filter circuit is connected in series between the sound collector and the central processor; the signal compensation circuit is connected in series between the vibrating sensor and the central processor; the image processing amplifying circuit is connected in series between the image collector and the central processor; the image processing amplifying circuit is composed of a processing chip U1, a signal receiving circuit and a filter amplifying circuit; the signal receiving circuit and the filter amplifying circuit are connected with the processing chip U1; and the output end of the filter amplifying circuit is connected with the central processor. The intelligent anti-theft system disclosed by the invention can accurately record images and sounds in a stolen process, thereby providing accurate and effective information for a user and the public security organization.
Description
Technical field
The present invention relates to the technical field of electronic equipment, specifically refer to a kind of highly sensitive intelligent anti-theft system.
Background technology
Existing safety cabinet is only limitted to sound and light alarm, does not well monitor for surrounding environment, when the stolen situation of generation safety cabinet, cannot record stolen process, affect recovering and solving a case of safety cabinet.The warning function of present safety cabinet is only limitted to report to the police at acousto-optic-electric, and little to the warning message of user, user can not understand the situation at safety cabinet scene well, and the effect of warning is little, and the potential safety hazard of safety cabinet is still very large.
Summary of the invention
The burglary-resisting system that the object of the invention is to overcome safety cabinet of the prior art cannot record the defect of stolen process, the invention provides a kind of highly sensitive intelligent anti-theft system.
The present invention is achieved through the following technical solutions: a kind of highly sensitive intelligent anti-theft system, primarily of central processing unit, image acquisition device, the vibrating sensor be all connected with central processing unit, data storage, sound collector, power supply and alarm, be serially connected in the high-pass filtering circuit between sound collector and central processing unit, be serially connected in the signal compensation circuit between vibrating sensor and central processing unit, and be serially connected in the image procossing amplifying circuit composition between image acquisition device and central processing unit.
Described high-pass filtering circuit is by amplifier P3, amplifier P4, diode D6, positive pole is connected with the P pole of diode D6 after resistance R18, the polar capacitor C9 that negative pole is connected with the output of amplifier P3, positive pole is connected with the P pole of diode D6, negative pole is as the input of high-pass filtering circuit and the polar capacitor C8 be connected with sound collector, positive pole is connected with the P pole of diode D6 after resistance R19 through resistance R21 in turn, the polar capacitor C11 that negative pole is connected with the negative pole of amplifier P4 after resistance R26, negative pole is connected with the output of amplifier P3 after resistance R22, the polar capacitor C10 that positive pole is connected with the negative pole of amplifier P3 after resistance R20, P pole is connected with the output of amplifier P3 after resistance R23, the diode D7 that N pole is connected with the positive pole of amplifier P4, positive pole is connected with the P pole of diode D7 after resistance R24, the polar capacitor C12 that negative pole is connected with the output of amplifier P4 after resistance R27, and P pole is connected with the output of amplifier P4, the diode D8 that N pole is connected with the negative pole of polar capacitor C11 after resistance R25 forms, the N pole of described diode D6 is connected with the positive pole of amplifier P3, the plus earth of described polar capacitor C10, the output of described amplifier P4 as high-pass filtering circuit output and be connected with central processing unit.
Described signal compensation circuit is by triode VT3, amplifier P2, diode D4, positive pole is connected with the P pole of diode D4 after resistance R10, the polar capacitor C6 that negative pole is connected with the base stage of triode VT3, one end is connected with the base stage of triode VT3, the resistance R11 of other end ground connection, P pole is connected with the colelctor electrode of triode VT3 after resistance R12, the diode D5 that N pole is connected with the negative pole of amplifier P2 after resistance R13, negative pole is connected with the emitter stage of triode VT3, the polar capacitor C7 that positive pole is connected with the N pole of diode D4 after resistance R15, one end is connected with the positive pole of polar capacitor C7, the resistance R14 that the other end is connected with the positive pole of amplifier P2, and negative pole is connected with the N pole of diode D4 after resistance R16, the polar capacitor C8 that positive pole is connected with the output of amplifier P2 after resistance R17 forms, the output of described amplifier P2 as signal compensation circuit output and be connected with central processing unit, the minus earth of this amplifier P2, the base stage of described triode VT3 as signal compensation circuit input and be connected with vibrating sensor.
Described image procossing amplifying circuit is by process chip U1, and the signal receiving circuit be all connected with process chip U1 and filter amplification circuit form; The input of described signal receiving circuit is connected with image acquisition device; The output of described filter amplification circuit is then connected with central processing unit.
Described signal receiving circuit is by triode VT1, positive pole is connected with the IN pin of process chip U1 after resistance R2 through resistance R1 in turn, the polar capacitor C1 that negative pole is connected with the colelctor electrode of triode VT1, positive pole is connected with the base stage of triode VT1, the polar capacitor C2 that negative pole is connected with the IN pin of process chip U1, positive pole is connected with the DIM pin of process chip U1 after inductance L, the polar capacitor C3 that negative pole is connected with the HYS pin of process chip U1 after resistance R4, and P pole is connected with the emitter stage of triode VT1 after resistance R3, the diode D1 that N pole is connected with the CS pin of process chip U1 after resistance R5 forms, the positive pole of described polar capacitor C3 is connected with the emitter stage of triode VT1, the emitter stage of described triode VT1 is as the input of signal receiving circuit.
Described filter amplification circuit is by FET MOS1, triode VT2, amplifier P1, positive pole is connected with the LIM pin of process chip U1 after resistance R6, the polar capacitor C5 that negative pole is connected with the positive pole of amplifier P1, P pole is connected with the source electrode of FET MOS1 after resistance R7, the diode D3 that N pole is connected with the output of amplifier P1 after resistance R9, positive pole is connected with the drain electrode of FET MOS1, the polar capacitor C4 of minus earth, and P pole is connected with the SNS pin of process chip U1, the diode D2 that N pole is connected with the base stage of triode VT2 after resistance R8 forms, the HG pin of described process chip U1 is connected with the grid of FET MOS1, the GND pin ground connection of this process chip U1, the colelctor electrode of described triode VT2 is connected with the positive pole of amplifier P1, and the emitter stage of this triode VT2 is then connected with the negative pole of amplifier P1, the output of described amplifier P1 as filter amplification circuit output and be connected with central processing unit.
For guaranteeing practical effect of the present invention, described image acquisition device preferentially adopts TR350 type infrared pick-up head to realize; And vibrating sensor preferentially adopts BM7008 type vibrating sensor to realize; Sound collector then preferentially adopts VCA-1008 type sound collector to realize simultaneously.
The present invention compared with prior art has the following advantages and beneficial effect:
(1) voice signal that sound collector exports can filter by high-pass filtering circuit of the present invention, eliminates the interfering signal in this voice signal, improves the accuracy of the voice signal that sound collector exports.
(2) signal compensation circuit of the present invention can compensate the signal attenuation in the process of vibrating sensor signal transmission, ensure that the signal that vibrating sensor transmits in accuracy.
(3) image procossing amplifying circuit of the present invention can carry out anti-interference process to the image analoging signal collected that image acquisition device exports, the noise signal in this image analoging signal can also be eliminated, image analoging signal is converted to viewdata signal to carry out amplifying rear output simultaneously, ensure that the accuracy of intelligent anti-theft system of the present invention to IMAQ.
(4) present invention employs vibrating sensor, the stable performance of this vibrating sensor, highly sensitive, the advantages such as low price.
Accompanying drawing explanation
Fig. 1 is overall structure figure of the present invention.
Fig. 2 is the electrical block diagram of image procossing amplifying circuit of the present invention.
Fig. 3 is the electrical block diagram of the signal compensation circuit do not invented.
Fig. 4 is the electrical block diagram of high-pass filtering circuit of the present invention.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described in further detail, but embodiments of the present invention are not limited thereto.
As shown in Figure 1, the present invention is primarily of central processing unit, image acquisition device, the vibrating sensor be all connected with central processing unit, data storage, sound collector, power supply and alarm, be serially connected in the high-pass filtering circuit between sound collector and central processing unit, be serially connected in the signal compensation circuit between vibrating sensor and central processing unit, and be serially connected in the image procossing amplifying circuit composition between image acquisition device and central processing unit.Wherein, as shown in Figure 2, it is by process chip U1 for described image procossing amplifying circuit, and the signal receiving circuit be all connected with process chip U1 and filter amplification circuit form.
For guaranteeing reliability service of the present invention, described central processing unit preferentially adopts QX9910M integrated chip, and the NC pin of this QX9910M integrated chip is connected with alarm, and BST pin is connected with data storage, and VC pin is connected with power supply.Described power supply is 6V DC voltage, and this 6V DC voltage is that central processing unit is powered.
As shown in Figure 2, described signal receiving circuit by triode VT1, resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, polar capacitor C1, polar capacitor C2, polar capacitor C3, and diode D1 forms.
During connection, the positive pole of polar capacitor C1 is connected with the IN pin of process chip U1 after resistance R2 through resistance R1 in turn, negative pole is connected with the colelctor electrode of triode VT1.The positive pole of polar capacitor C2 is connected with the base stage of triode VT1, negative pole is connected with the IN pin of process chip U1.The positive pole of polar capacitor C3 is connected with the DIM pin of process chip U1 after inductance L, negative pole is connected with the HYS pin of process chip U1 after resistance R4.The P pole of diode D1 is connected with the emitter stage of triode VT1 after resistance R3, N pole is connected with the CS pin of process chip U1 after resistance R5.The positive pole of described polar capacitor C3 is connected with the emitter stage of triode VT1; The emitter stage of described triode VT1 is as the input of signal receiving circuit.
Further, described filter amplification circuit by FET MOS1, triode VT2, amplifier P1, resistance R6, resistance R7, resistance R8, resistance R9, polar capacitor C4, polar capacitor C5, diode D2, and diode D3 forms.
During connection, the positive pole of polar capacitor C5 is connected with the LIM pin of process chip U1 after resistance R6, negative pole is connected with the positive pole of amplifier P1.The P pole of diode D3 is connected with the source electrode of FET MOS1 after resistance R7, N pole is connected with the output of amplifier P1 after resistance R9.The positive pole of polar capacitor C4 is connected with the drain electrode of FET MOS1, minus earth.The P pole of diode D2 is connected with the SNS pin of process chip U1, N pole is connected with the base stage of triode VT2 after resistance R8.
The HG pin of described process chip U1 is connected with the grid of FET MOS1, the GND pin ground connection of this process chip U1; The colelctor electrode of described triode VT2 is connected with the positive pole of amplifier P1, and the emitter stage of this triode VT2 is then connected with the negative pole of amplifier P1; The output of described amplifier P1 as filter amplification circuit output and be connected with the IN pin of QX9910M integrated chip.
The present invention operationally, image procossing amplifying circuit can carry out anti-interference process to the face image analog signal of the user collected that image acquisition device exports, the noise signal in this image analoging signal can also be eliminated, treated for image analoging signal chip U1 is converted to viewdata signal to be undertaken amplifying rear output by amplifier P1 simultaneously, ensure that the accuracy of this burglary-resisting system to IMAQ.
As shown in Figure 3, it is by triode VT3, amplifier P2, resistance R10, resistance R11 for described signal compensation circuit, resistance R12, resistance R13, resistance R14, resistance R15, resistance R16, resistance R17, polar capacitor C6, polar capacitor C7, diode D4, and diode D5 forms.
During connection, the positive pole of polar capacitor C6 is connected with the P pole of diode D4 after resistance R10, negative pole is connected with the base stage of triode VT3.One end of resistance R11 is connected with the base stage of triode VT3, other end ground connection.The P pole of diode D5 is connected with the colelctor electrode of triode VT3 after resistance R12, N pole is connected with the negative pole of amplifier P2 after resistance R13.The negative pole of polar capacitor C7 is connected with the emitter stage of triode VT3, positive pole is connected with the N pole of diode D4 after resistance R15.One end of resistance R14 is connected with the positive pole of polar capacitor C7, the other end is connected with the positive pole of amplifier P2.The negative pole of polar capacitor C8 is connected with the N pole of diode D4 after resistance R16, positive pole is connected with the output of amplifier P2 after resistance R17.
The output of described amplifier P2 as signal compensation circuit output and be connected with the EN pin of QX9910M integrated chip, the minus earth of this amplifier P2; The base stage of described triode VT3 as signal compensation circuit input and be connected with vibrating sensor.Operationally, signal compensation circuit can compensate the signal attenuation in the process of vibrating sensor signal transmission in the present invention, ensure that the signal that vibrating sensor transmits in accuracy.
As shown in Figure 4, it is by amplifier P3, amplifier P4, resistance R18 for described high-pass filtering circuit, resistance R19, resistance R20, resistance R21, resistance R22, resistance R23, resistance R24, resistance R25, resistance R26, resistance R27, polar capacitor C8, polar capacitor C9, polar capacitor C10, polar capacitor C11, polar capacitor C12, diode D6, diode D7, and diode D8 forms.
During connection, the positive pole of polar capacitor C9 is connected with the P pole of diode D6 after resistance R18, negative pole is connected with the output of amplifier P3.The positive pole of polar capacitor C8 is connected with the P pole of diode D6, negative pole as high-pass filtering circuit input and be connected with sound collector.The positive pole of polar capacitor C11 is connected with the P pole of diode D6 after resistance R19 through resistance R21 in turn, negative pole is connected with the negative pole of amplifier P4 after resistance R26.The negative pole of polar capacitor C10 is connected with the output of amplifier P3 after resistance R22, positive pole is connected with the negative pole of amplifier P3 after resistance R20.
The P pole of described diode D7 is connected with the output of amplifier P3 after resistance R23, N pole is connected with the positive pole of amplifier P4.The positive pole of polar capacitor C12 is connected with the P pole of diode D7 after resistance R24, negative pole is connected with the output of amplifier P4 after resistance R27.The P pole of diode D8 is connected with the output of amplifier P4, N pole is connected with the negative pole of polar capacitor C11 after resistance R25.
The N pole of described diode D6 is connected with the positive pole of amplifier P3; The plus earth of described polar capacitor C10; The output of described amplifier P4 as high-pass filtering circuit output and be connected with the SET pin of QX9910M integrated chip.Operationally, the voice signal that sound collector exports can filter by high-pass filtering circuit, eliminates the interfering signal in this voice signal, improves the accuracy of the voice signal that sound collector exports in the present invention.
During operation, knock when there being people or moving silver cabinet time, the vibration signal of collection is transferred to central processing unit by described vibrating sensor after signal compensation circuit, described central processing unit then exports and controls electric current to image acquisition device, described image acquisition device then preferentially adopts TR350 type infrared pick-up head to realize, this image acquisition device starts to gather image information after the control electric current obtaining central processing unit transmission, and gathered image information is carried out through image procossing amplifying circuit the viewdata signal that generates after signal conversion processes, this viewdata signal is transferred to data storage and stores after central processing unit analysis identification.
Now, described sound collector is for gathering all acoustic informations of safety cabinet peripheral extent, and gathered acoustic information is transferred to central processing unit after high-pass filtering circuit filtering process, central processing unit then stores being transferred to data storage after this acoustic information system.Described central processing unit exports and controls electric current to alarm while image acquisition device and sound collector are opened, and alarm starts to send chimes of doom.
For guaranteeing practical effect of the present invention, described and vibrating sensor preferentially adopts BM7008 type vibrating sensor to realize; Sound collector then preferentially adopts VCA-1008 type sound collector to realize simultaneously.
As mentioned above, just the present invention can well be realized.
Claims (9)
1. a highly sensitive intelligent anti-theft system, it is characterized in that, primarily of central processing unit, image acquisition device, the vibrating sensor be all connected with central processing unit, data storage, sound collector, power supply and alarm, be serially connected in the high-pass filtering circuit between sound collector and central processing unit, be serially connected in the signal compensation circuit between vibrating sensor and central processing unit, and be serially connected in the image procossing amplifying circuit composition between image acquisition device and central processing unit.
2. the highly sensitive intelligent anti-theft system of one according to claim 1, it is characterized in that, described high-pass filtering circuit is by amplifier P3, amplifier P4, diode D6, positive pole is connected with the P pole of diode D6 after resistance R18, the polar capacitor C9 that negative pole is connected with the output of amplifier P3, positive pole is connected with the P pole of diode D6, negative pole is as the input of high-pass filtering circuit and the polar capacitor C8 be connected with sound collector, positive pole is connected with the P pole of diode D6 after resistance R19 through resistance R21 in turn, the polar capacitor C11 that negative pole is connected with the negative pole of amplifier P4 after resistance R26, negative pole is connected with the output of amplifier P3 after resistance R22, the polar capacitor C10 that positive pole is connected with the negative pole of amplifier P3 after resistance R20, P pole is connected with the output of amplifier P3 after resistance R23, the diode D7 that N pole is connected with the positive pole of amplifier P4, positive pole is connected with the P pole of diode D7 after resistance R24, the polar capacitor C12 that negative pole is connected with the output of amplifier P4 after resistance R27, and P pole is connected with the output of amplifier P4, the diode D8 that N pole is connected with the negative pole of polar capacitor C11 after resistance R25 forms, the N pole of described diode D6 is connected with the positive pole of amplifier P3, the plus earth of described polar capacitor C10, the output of described amplifier P4 as high-pass filtering circuit output and be connected with central processing unit.
3. the highly sensitive intelligent anti-theft system of one according to claim 2, it is characterized in that, described signal compensation circuit is by triode VT3, amplifier P2, diode D4, positive pole is connected with the P pole of diode D4 after resistance R10, the polar capacitor C6 that negative pole is connected with the base stage of triode VT3, one end is connected with the base stage of triode VT3, the resistance R11 of other end ground connection, P pole is connected with the colelctor electrode of triode VT3 after resistance R12, the diode D5 that N pole is connected with the negative pole of amplifier P2 after resistance R13, negative pole is connected with the emitter stage of triode VT3, the polar capacitor C7 that positive pole is connected with the N pole of diode D4 after resistance R15, one end is connected with the positive pole of polar capacitor C7, the resistance R14 that the other end is connected with the positive pole of amplifier P2, and negative pole is connected with the N pole of diode D4 after resistance R16, the polar capacitor C8 that positive pole is connected with the output of amplifier P2 after resistance R17 forms, the output of described amplifier P2 as signal compensation circuit output and be connected with central processing unit, the minus earth of this amplifier P2, the base stage of described triode VT3 as signal compensation circuit input and be connected with vibrating sensor.
4. the highly sensitive intelligent anti-theft system of one according to claim 3, is characterized in that, described image procossing amplifying circuit is by process chip U1, and the signal receiving circuit be all connected with process chip U1 and filter amplification circuit form; The input of described signal receiving circuit is connected with image acquisition device; The output of described filter amplification circuit is then connected with central processing unit.
5. the highly sensitive intelligent anti-theft system of one according to claim 4, it is characterized in that, described signal receiving circuit is by triode VT1, positive pole is connected with the IN pin of process chip U1 after resistance R2 through resistance R1 in turn, the polar capacitor C1 that negative pole is connected with the colelctor electrode of triode VT1, positive pole is connected with the base stage of triode VT1, the polar capacitor C2 that negative pole is connected with the IN pin of process chip U1, positive pole is connected with the DIM pin of process chip U1 after inductance L, the polar capacitor C3 that negative pole is connected with the HYS pin of process chip U1 after resistance R4, and P pole is connected with the emitter stage of triode VT1 after resistance R3, the diode D1 that N pole is connected with the CS pin of process chip U1 after resistance R5 forms, the positive pole of described polar capacitor C3 is connected with the emitter stage of triode VT1, the emitter stage of described triode VT1 is as the input of signal receiving circuit.
6. the highly sensitive intelligent anti-theft system of one according to claim 5, it is characterized in that, described filter amplification circuit is by FET MOS1, triode VT2, amplifier P1, positive pole is connected with the LIM pin of process chip U1 after resistance R6, the polar capacitor C5 that negative pole is connected with the positive pole of amplifier P1, P pole is connected with the source electrode of FET MOS1 after resistance R7, the diode D3 that N pole is connected with the output of amplifier P1 after resistance R9, positive pole is connected with the drain electrode of FET MOS1, the polar capacitor C4 of minus earth, and P pole is connected with the SNS pin of process chip U1, the diode D2 that N pole is connected with the base stage of triode VT2 after resistance R8 forms, the HG pin of described process chip U1 is connected with the grid of FET MOS1, the GND pin ground connection of this process chip U1, the colelctor electrode of described triode VT2 is connected with the positive pole of amplifier P1, and the emitter stage of this triode VT2 is then connected with the negative pole of amplifier P1, the output of described amplifier P1 as filter amplification circuit output and be connected with central processing unit.
7. the highly sensitive intelligent anti-theft system of one according to claim 6, is characterized in that, described image acquisition device is infrared pick-up head is TR350 type infrared pick-up head.
8. the highly sensitive intelligent anti-theft system of one according to claim 7, is characterized in that, described vibrating sensor is BM7008 type vibrating sensor.
9. the highly sensitive intelligent anti-theft system of one according to claim 8, is characterized in that, described sound collector is VCA-1008 type sound collector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510970450.8A CN105507737A (en) | 2015-12-22 | 2015-12-22 | High-sensitivity intelligent anti-theft system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510970450.8A CN105507737A (en) | 2015-12-22 | 2015-12-22 | High-sensitivity intelligent anti-theft system |
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| CN105507737A true CN105507737A (en) | 2016-04-20 |
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| CN201510970450.8A Pending CN105507737A (en) | 2015-12-22 | 2015-12-22 | High-sensitivity intelligent anti-theft system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202022101451U1 (en) | 2022-03-18 | 2022-05-03 | Vishal Singh Chandel | Building security system with IoT sensors and machine learning |
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| CN104967408A (en) * | 2014-11-29 | 2015-10-07 | 成都颉盛科技有限公司 | Band-pass filtering oscillation system based on step-down type constant current circuit |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104916020A (en) * | 2014-11-26 | 2015-09-16 | 成都冠深科技有限公司 | Novel phase-shifting type image processing system based on common source amplifying circuit |
| CN104931136A (en) * | 2014-11-26 | 2015-09-23 | 成都冠深科技有限公司 | Wide pulse triggering-based phase-shift type high-sensitivity infrared detection system |
| CN104964749A (en) * | 2014-11-29 | 2015-10-07 | 成都颉盛科技有限公司 | High-sensitivity infrared detection system based on loss inhibition |
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