CN107390294A - A kind of ultrasonic movement detection method and circuit - Google Patents
A kind of ultrasonic movement detection method and circuit Download PDFInfo
- Publication number
- CN107390294A CN107390294A CN201710747697.2A CN201710747697A CN107390294A CN 107390294 A CN107390294 A CN 107390294A CN 201710747697 A CN201710747697 A CN 201710747697A CN 107390294 A CN107390294 A CN 107390294A
- Authority
- CN
- China
- Prior art keywords
- module
- ultrasonic
- inverting amplifier
- amplifier
- buzzer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 29
- 230000006698 induction Effects 0.000 claims abstract description 25
- 230000003321 amplification Effects 0.000 claims abstract description 21
- 238000003199 nucleic acid amplification method Methods 0.000 claims abstract description 21
- 230000000694 effects Effects 0.000 claims description 3
- 241000256844 Apis mellifera Species 0.000 claims 1
- 238000000465 moulding Methods 0.000 claims 1
- 230000001681 protective effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V11/00—Prospecting or detecting by methods combining techniques covered by two or more of main groups G01V1/00 - G01V9/00
Landscapes
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Geophysics (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Abstract
The present invention is a kind of ultrasonic movement detection method and circuit, a kind of ultrasonic moving detecting circuit, including ultrasonic transmitter module（1）, ultrasonic receiving module（2）, human body infrared induction module（4）, power module（6）, signal amplification module（5）, chopper amplifier module（3）, control module（7）, mode switch module（8）And relay module（9）, the ultrasonic receiving module（2）With the chopper amplifier module（3）Connection, the human body infrared induction module（4）With the signal amplification module（5）Connection, the chopper amplifier module（3）, the signal amplification module（5）, the mode switch module（8）With the relay module（9）All with the control module（7）Connection；The combination that this ultrasonic movement detection method passes through ultrasonic and infrared ray so that detection it is more accurate, ensure that the information for being sent to control module is accurate.
Description
Technical field
The present invention relates to intelligent control equipment protection field, especially a kind of ultrasonic movement detection method and circuit.
Background technology
With the continuous popularization of smart machine, traditional artificial apparatus can not meet the intelligentized demand of people, especially
It is that sensor detects this field.The way of traditional relatively intelligentization also uses acoustic control or infrared detection, still, acoustic control
The interference of the other modes such as noise be present, and infrared detection is limited in scope, and also it is sometimes not necessarily accurate, it is therefore, traditional
Way can not accomplish accurately to regulate and control, adjust, for example underground parking garage is, it is necessary to which automatic start illumination, still, is only with infrared ray
Someone is cannot determine whether, moreover, vehicle enters than if very fast, detection is also not in time etc..
The content of the invention
In order to solve the above problems, it is an object of the invention to provide a kind of ultrasonic movement detection method and circuit, and this is super
The combination that sound wave movement detection method passes through ultrasonic and infrared ray so that detection it is more accurate, guarantee is sent to control mould
The information of block is accurate.
Technical scheme is as follows：
A kind of ultrasonic movement detection method, comprises the following steps：
S1：Ultrasonic transmitter module sends the ultrasonic signals of fixed frequency, and ultrasonic receiving module receives ambient signals；Human body
Infrared induction module detects surrounding body's information, and detection signal is sent to signal amplification module；
S2：When ultrasonic transmitter module has the movement of object or person body in transmitting boundary, ultrasonic receiving module receives change
Frequency；
S3：The frequency translation of change is the change of voltage by chopper amplifier module, and is amplified to certain magnitude of voltage；
S4：The signal message for signal message or signal the amplification module input that control module inputs to chopper amplifier module is carried out
Detection, control module sends instruction after the threshold value of setting is reached；
S5：According to instruction, control module selects corresponding driving switch module.
Preferential, the instruction of the step S4 or step S5 include four kinds：As long as the first, which is ultrasonic, receives mould
The frequency that block receives change is issued by instructing, as long as second of human body infrared induction module detects surrounding body's information just
Instruction is sent, the third is that ultrasonic receiving module receives the frequency of change or human body infrared induction module detects surrounding
Human body information is issued by instructing, and the 4th kind is meets that ultrasonic receiving module receives the frequency of change and human body infrared simultaneously
Induction module detects that surrounding body's information is issued by instructing.
Preferential, the step S2 ultrasonics receiving module receives the frequency of change according to Doppler effect.
Preferential, the control module of the step S4 or step S5 are MCU module.
Present invention additionally comprises a kind of ultrasonic moving detecting circuit, including ultrasonic transmitter module, ultrasonic receiving module,
Human body infrared induction module, power module, signal amplification module, chopper amplifier module, control module, mode switch module
And relay module, the ultrasonic receiving module connect with the chopper amplifier module, the human body infrared induction mould
Block connects with the signal amplification module, the chopper amplifier module, the signal amplification module, the mode switch module
All it is connected with the relay module with the control module.
Preferential, the ultrasonic transmitter module includes, and buzzer UT, buzzer UT1, inverting amplifier one, paraphase are put
Big device two, inverting amplifier three, inverting amplifier four, inverting amplifier five, inverting amplifier six and triode Q3, three pole
Pipe Q3 E poles ground connection, the C poles of the triode Q3 connect with the input of the inverting amplifier one, the inverting amplifier
One output end connects with the output end of the inverting amplifier two, the inverting amplifier three and the inverting amplifier four respectively
Connect, the inverting amplifier two and the inverting amplifier three are connected in parallel, the output end of the inverting amplifier two and described
Buzzer UT connections, the buzzer UT and the buzzer UT1 are connected in parallel, the output end difference of the inverting amplifier four
It is connected with the input of the inverting amplifier five and the inverting amplifier six, the inverting amplifier five and the paraphase are put
Big device six is connected in parallel.
Preferential, ultrasonic receiving module buzzer UR and the buzzer UR1, the buzzer UR and the buzzer
UR1 is connected in parallel.
Preferential, the chopper amplifier module includes operational amplifier U3A and operational amplifier U3B, the computing are put
The big device U3A and operational amplifier U3B is connected in parallel.
Using having the beneficial effect that for above technical scheme：
1. the combination that a ultrasonic movement detection method passes through ultrasonic and infrared ray so that more accurate, the guarantee hair of detection
The information for giving control module is accurate.
2. a ultrasonic moving detecting circuit is simple, pass through ultrasonic receiving module and human body infrared induction module
With reference to so that the situation of detection with more, as long as it is frequency that ultrasonic receiving module receives change to specifically include the first
It is issued by instructing, as long as second of human body infrared induction module detects that surrounding body's information is issued by instructing, the third is
Ultrasonic receiving module receives the frequency of change or human body infrared induction module detects that surrounding body's information is issued by referring to
Order, the 4th kind is to meet that ultrasonic receiving module receives the frequency of change and human body infrared induction module detects week simultaneously
Human body information is enclosed to be issued by instructing.
3. a ultrasonic moving detecting circuit, the detection module of ambient brightness can also be set according to the demand of reality, made
Its scope of application is wider.
Brief description of the drawings
Fig. 1 is the frame diagram of ultrasonic movement detection method of the present invention.
Fig. 2 is the integrated circuit figure of ultrasonic moving detecting circuit of the present invention.
Fig. 3 is that the integrated circuit figure of ultrasonic moving detecting circuit of the present invention is divided into the circuit diagram of disparate modules.
The title or process name of the corresponding component of digital or alphabetical representative in figure：1. ultrasonic transmitter module, 2.
Ultrasonic receiving module, 3. chopper amplifier modules, 4. human body infrared induction modules, 5. signal amplification modules, 6.
Power module, 7. control modules, 8. mode switch modules, 9. relay module, 10. control modules.
Embodiment
For the ease of it will be appreciated by those skilled in the art that being carried out below in conjunction with accompanying drawing and embodiment to the present invention further
It is described in detail.
Embodiment one
Ultrasonic movement detection method, comprises the following steps：
S1：Ultrasonic transmitter module sends the ultrasonic signals of fixed frequency, and ultrasonic receiving module receives ambient signals；Human body
Infrared induction module detects surrounding body's information, and detection signal is sent to signal amplification module；
S2：When ultrasonic transmitter module has the movement of object or person body in transmitting boundary, ultrasonic receiving module receives change
Frequency；
S3：The frequency translation of change is the change of voltage by chopper amplifier module, and is amplified to certain magnitude of voltage；
S4：The signal message for signal message or signal the amplification module input that control module inputs to chopper amplifier module is carried out
Detection, control module sends instruction after the threshold value of setting is reached；
S5：According to instruction, control module selects corresponding driving switch module.
Specifically, step S4 or step S5 instruction include four kinds：As long as the first is ultrasonic, receiving module receives
The frequency of change is issued by instructing, as long as second of human body infrared induction module detects that surrounding body's information is issued by referring to
Order, the third is that ultrasonic receiving module receives the frequency of change or human body infrared induction module detects that surrounding body believes
Breath is issued by instructing, and the 4th kind is to meet that ultrasonic receiving module receives the frequency and human body infrared induction mould of change simultaneously
Block detects that surrounding body's information is issued by instructing.
Specifically, step S2 ultrasonics receiving module receives the frequency of change according to Doppler effect.
Specifically, step S4 or step S5 control module are MCU module.
Embodiment two
Ultrasonic moving detecting circuit, including ultrasonic transmitter module 1, ultrasonic receiving module 2, human body infrared induction module
4th, power module 6, signal amplification module 5, chopper amplifier module 3, control module 7, mode switch module 8 and relay module
9, ultrasonic receiving module 2 and chopper amplifier module 3 connect, and human body infrared induction module 4 and signal amplification module 5 connect
Connect, chopper amplifier module 3, signal amplification module 5, mode switch module 8 and relay module 9 are all connected with control module 7.
Control module 10 is additionally provided with the present embodiment, as shown in figure 3, control module can detect the brightness of environment.
Specifically, ultrasonic transmitter module 1 includes buzzer UT, buzzer UT1, inverting amplifier one, inverting amplifier
2nd, inverting amplifier three, inverting amplifier four, inverting amplifier five, inverting amplifier six and triode Q3, triode Q3 E
Pole is grounded, and triode Q3 C poles connect with the input of inverting amplifier one, the output end of inverting amplifier one respectively with paraphase
Amplifier two, inverting amplifier three connect with the output end of inverting amplifier four, and inverting amplifier two and inverting amplifier three are simultaneously
Connection connection, the output end of inverting amplifier two are connected with buzzer UT, and buzzer UT and buzzer UT1 are connected in parallel, and paraphase is put
Input of the output end of big device four respectively with inverting amplifier five and inverting amplifier six is connected, inverting amplifier five and paraphase
Amplifier six is connected in parallel.Inverting amplifier one, inverting amplifier two, inverting amplifier three, inverting amplifier four, paraphase amplification
Device five, inverting amplifier six 1-6 as shown in Figure 3.
Specifically, the buzzer UR of ultrasonic receiving module 2 and buzzer UR1, buzzer UR and buzzer UR1 are in parallel even
Connect.The present embodiment ultrasonic receiving module 2 is additionally provided with corresponding protective resistance, electric capacity etc., as shown in Figures 2 and 3.
Specifically, chopper amplifier module 3 includes operational amplifier U3A and operational amplifier U3B, operational amplifier U3A
It is connected in parallel with operational amplifier U3B.The present embodiment is additionally provided with corresponding protective resistance, electric capacity etc., as shown in Figures 2 and 3.This
Embodiment chopper amplifier module 3 is additionally provided with corresponding protective resistance, electric capacity etc., as shown in Figures 2 and 3.
Above is with reference to the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Claims (8)
1. a kind of ultrasonic movement detection method, it is characterised in that comprise the following steps：
S1：Ultrasonic transmitter module sends the ultrasonic signals of fixed frequency, and ultrasonic receiving module receives ambient signals；Human body
Infrared induction module detects surrounding body's information, and detection signal is sent to signal amplification module；
S2：When ultrasonic transmitter module has the movement of object or person body in transmitting boundary, ultrasonic receiving module receives change
Frequency；
S3：The frequency translation of change is the change of voltage by chopper amplifier module, and is amplified to certain magnitude of voltage；
S4：The signal message for signal message or signal the amplification module input that control module inputs to chopper amplifier module is carried out
Detection, control module sends instruction after the threshold value of setting is reached；
S5：According to instruction, control module selects corresponding driving switch module.
2. ultrasonic movement detection method according to claim 1, it is characterised in that the institute of the step S4 or step S5
Stating instruction includes four kinds：Receive the frequency of change as long as the first is ultrasonic receiving module and be issued by instructing, second
Human body infrared induction module is wanted to detect that surrounding body's information is issued by instructing, the third is that ultrasonic receiving module receives
The frequency or human body infrared induction module of change detect that surrounding body's information is issued by instructing, and the 4th kind super to meet simultaneously
Sound wave receiving module receives the frequency of change and human body infrared induction module detects that surrounding body's information is issued by instructing.
3. ultrasonic movement detection method according to claim 1, it is characterised in that the step S2 ultrasonics receive mould
Root tuber receives the frequency of change according to Doppler effect.
4. according to the ultrasonic movement detection method described in claim any one of 1-3, it is characterised in that the step S4 or step
Rapid S5 control module is MCU module.
5. a kind of ultrasonic moving detecting circuit, it is characterised in that including ultrasonic transmitter module（1）, ultrasonic receiving module
（2）, human body infrared induction module（4）, power module（6）, signal amplification module（5）, chopper amplifier module（3）, control
Module（7）, mode switch module（8）And relay module（9）, the ultrasonic receiving module（2）With the chopper amplifier
Module（3）Connection, the human body infrared induction module（4）With the signal amplification module（5）Connection, the chopper amplifier
Module（3）, the signal amplification module（5）, the mode switch module（8）With the relay module（9）All with the control
Molding block（7）Connection.
6. ultrasonic moving detecting circuit according to claim 5, it is characterised in that the ultrasonic transmitter module（1）
Including, buzzer UT, buzzer UT1, inverting amplifier one, inverting amplifier two, inverting amplifier three, inverting amplifier four,
Inverting amplifier five, inverting amplifier six and triode Q3, the triode Q3 E poles ground connection, the C poles of the triode Q3 and
The input connection of the inverting amplifier one, the output end of the inverting amplifier one respectively with the inverting amplifier two,
The inverting amplifier three connects with the output end of the inverting amplifier four, the inverting amplifier two and paraphase amplification
Device three is connected in parallel, and the output end of the inverting amplifier two connects with the buzzer UT, the buzzer UT and the honeybee
Ring device UT1 is connected in parallel, and the output end of the inverting amplifier four is amplified with the inverting amplifier five and the paraphase respectively
The input connection of device six, the inverting amplifier five and the inverting amplifier six are connected in parallel.
7. ultrasonic moving detecting circuit according to claim 6, it is characterised in that the ultrasonic receiving module（2）
Buzzer UR and buzzer UR1, the buzzer UR and the buzzer UR1 are connected in parallel.
8. ultrasonic moving detecting circuit according to claim 7, it is characterised in that the chopper amplifier module（3）
It is in parallel even including operational amplifier U3A and operational amplifier U3B, the operational amplifier U3A and the operational amplifier U3B
Connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710747697.2A CN107390294A (en) | 2017-08-28 | 2017-08-28 | A kind of ultrasonic movement detection method and circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710747697.2A CN107390294A (en) | 2017-08-28 | 2017-08-28 | A kind of ultrasonic movement detection method and circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107390294A true CN107390294A (en) | 2017-11-24 |
Family
ID=60347043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710747697.2A Pending CN107390294A (en) | 2017-08-28 | 2017-08-28 | A kind of ultrasonic movement detection method and circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107390294A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2055619U (en) * | 1989-05-31 | 1990-04-04 | 葛向东 | Ultrasonic anti-theft warner |
| CN201965713U (en) * | 2011-01-05 | 2011-09-07 | 臻隆国际航电股份有限公司 | Ultrasonic and infrared sensing device |
| CN103306567A (en) * | 2012-03-09 | 2013-09-18 | 臻隆国际航电股份有限公司 | Electrically operated door system with dual detection modules |
| CN103970059A (en) * | 2014-05-26 | 2014-08-06 | 国家电网公司 | Animal sensing circuit of bionic-robot |
| CN103970057A (en) * | 2014-05-26 | 2014-08-06 | 国家电网公司 | Bionic robot sensing circuit |
| CN204731581U (en) * | 2015-06-11 | 2015-10-28 | 关杰超 | People or object distance can be detected and can the circuit of control apparatus break-make |
| CN105046860A (en) * | 2015-09-14 | 2015-11-11 | 北京世纪之星应用技术研究中心 | Intrusion detection system and method using Doppler effect of light waves |
-
2017
- 2017-08-28 CN CN201710747697.2A patent/CN107390294A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2055619U (en) * | 1989-05-31 | 1990-04-04 | 葛向东 | Ultrasonic anti-theft warner |
| CN201965713U (en) * | 2011-01-05 | 2011-09-07 | 臻隆国际航电股份有限公司 | Ultrasonic and infrared sensing device |
| CN103306567A (en) * | 2012-03-09 | 2013-09-18 | 臻隆国际航电股份有限公司 | Electrically operated door system with dual detection modules |
| CN103970059A (en) * | 2014-05-26 | 2014-08-06 | 国家电网公司 | Animal sensing circuit of bionic-robot |
| CN103970057A (en) * | 2014-05-26 | 2014-08-06 | 国家电网公司 | Bionic robot sensing circuit |
| CN204731581U (en) * | 2015-06-11 | 2015-10-28 | 关杰超 | People or object distance can be detected and can the circuit of control apparatus break-make |
| CN105046860A (en) * | 2015-09-14 | 2015-11-11 | 北京世纪之星应用技术研究中心 | Intrusion detection system and method using Doppler effect of light waves |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106708041A (en) | Intelligent sound box and intelligent sound box directional movement method and device | |
| KR101902717B1 (en) | Voice wake-up method and device | |
| AU1740801A (en) | Methods and apparatuses for signal analysis | |
| CA2215367A1 (en) | Signal quality determining device and method | |
| CN105334543A (en) | Human existence detection method and apparatus based on infrared trigger image comparison | |
| CN103927048A (en) | Touch scanning method, touch display panel and touch display device | |
| CN203909295U (en) | Ultrasonic wave transmitting module used for bionic robot | |
| CN107390294A (en) | A kind of ultrasonic movement detection method and circuit | |
| CN207232412U (en) | A kind of ultrasonic moving detecting circuit | |
| CN110415235A (en) | A kind of tea lesser leafhopper image capturing system and its method | |
| CN107465987A (en) | A kind of method of testing and its test system of interactive voice audio amplifier finished product pickup system | |
| CN202268864U (en) | Digital human body infrared receiving and processing circuit | |
| CN103714827B (en) | Based on the recognition device of sending a car that voice signal detects | |
| CN105914706A (en) | Electric-shock-preventing power supply transformer | |
| CN204576702U (en) | A kind of door based on optoelectronic switch meets system | |
| CN207593803U (en) | Multi-sensor fusion robot system based on low light environment light filling | |
| CN203894410U (en) | Infrared type obstacle detection device | |
| CN213336469U (en) | Rail transit vibration noise data acquisition device | |
| CN107181998A (en) | Acoustics volume control system and method | |
| CN107272481A (en) | A kind of program control trigger and its triggering method | |
| CN207369173U (en) | A kind of intelligence control system of camera | |
| CN206135895U (en) | Intercom terminal's switching device , intercom terminal and intercom system | |
| CN207410509U (en) | Audio signal conversion equipment | |
| CN104616409B (en) | A kind of sound-producing device and method | |
| CN203909315U (en) | Infrared sensing module used for bionic robot |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171124 |
|
| RJ01 | Rejection of invention patent application after publication |