CN2484603Y - Sound-controlled anti theft device - Google Patents
Sound-controlled anti theft device Download PDFInfo
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- CN2484603Y CN2484603Y CN 01208925 CN01208925U CN2484603Y CN 2484603 Y CN2484603 Y CN 2484603Y CN 01208925 CN01208925 CN 01208925 CN 01208925 U CN01208925 U CN 01208925U CN 2484603 Y CN2484603 Y CN 2484603Y
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- acoustic control
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Abstract
A sound-controlled anti-theft device consists of a sound-transducing equipment which is applicable to receive the sound signal outside and a guard signal generator which is applicable to process the sound signal outside and generate a sound-alert signal. The guard signal generator comprises a linear integrate circuit which is applicable to amplify the sound signal and generate a linear signal, a linear digital signal converting circuit which is applicable to transduce the linear signal into a digit signal and a digital sound integrate circuit which is applicable to give out a sound alert signal, such as a bark when the digital signal trigger the digital sound integrate circuit. After amplified by the digital sound integrate circuit, the digital alert signal will alert the invasive thieves by the amplifier so as to keep the thieves away.
Description
The utility model relates to a kind of acoustic control anti-theft device, and the sound of invading in order to the sensing robber also sends a voice restricted speed signal (as boof), in order to take precautions against robber's intrusion.
For traditional anti-theft device, for the situation of wanting sensing whether to have the robber to invade takes place, so that send the robber of a restricted speed signal in order to the warning invasion, generally speaking, be to adopt Passive Infrared Detector (passive infrared detector) or radar detedtor (radar detector) waits the sensory package of being used as anti-theft device.Yet, be used as the words of the sensory package of anti-theft device if adopt Passive Infrared Detector, because it is utilize to survey heat energy that body surface sent to respond to the situation that whether has the robber to invade and take place, the thermal source that it can't detect the sound of space outerpace and the invador that intercepted sends.So it has restriction in essence in the use.If adopt radar detedtor to be used as the sensory package of anti-theft device, high because of the cost of manufacture of radar detection circuit, it is when needs are considered cost, just can't satisfy the demand that it uses.
The restriction in use and application in view of Passive Infrared Detector commonly used and radar detedtor, if thinking, the applicant surveys the sensing sources that the robber invades as anti-theft device with sound, it can be assisted and use Passive Infrared Detector commonly used can't survey the deficiency of the use restriction of space outerpace robber sound, its cost of manufacture of surveying circuit is cheap simultaneously, is applicable in the general purpose anti-theft device design.The applicant develops a kind of acoustic control anti-theft device for this reason, be used as surveying the sensing sources that the robber invades with sound, when detecting the sound that the robber invades (as footsteps, clash, remove thing sound, robber ring a doorbell, knock at the door sound out the house owner be in can not send described sound), send the robber that a restricted speed signal (as the cry of barking) warning is invaded, and then take precautions against robber's intrusion.
Therefore, the purpose of this utility model is to provide an anti-theft device, adopts sound to be used as surveying robber's source, when detecting outside sound with box lunch, sends the robber that a voice restricted speed signal is invaded with warning, and then can take precautions against robber's intrusion.
Conceive according to the utility model, anti-theft device of the present utility model comprises a sound sensor device, and a microphone for example is in order to receive an outside sound signal, and an anti-theft signal generation device, produce a digital speech restricted speed signal in order to handle this outside sound signal.
Aforesaid anti-theft signal generation device, it comprises a linear integrated circuit, an operational amplifier for example, in order to this voice signal is amplified to produce a linear signal, one linearity-digital signal change-over circuit, the logical circuit of being formed with two Sheffer stroke gates (NAND gate) for example is in order to convert this linear signal to a digital signal, and a digital speech integrated circuit, in order to export a digital speech restricted speed signal owing to the triggering of this digital signal.
Further, this anti-theft signal generation device also comprises an amplifier, and a bipolar junction transistors (BJT) for example is in order to amplify this voice restricted speed signal.
The voice restricted speed signal that the digital speech integrated circuit is exported is the cry of barking.In addition, this acoustic control anti-theft device also comprises a digital speech playing device, a loudspeaker for example, and in order to playing this digital speech restricted speed signal, the robber who invades in order to warning; And a power supply supply regulation circuit, the logical circuit of being formed with two Sheffer stroke gates (NANDgate) for example is in order to intermittently to regulate the power supply power-on time of this acoustic control anti-theft device.
In order further to understand the utility model advantage and feature, utilize embodiment of the present utility model and the in addition explanation of detail in conjunction with the accompanying drawings below.
Fig. 1 is the function block schematic diagram of acoustic control anti-theft device described in the utility model;
Fig. 2 is a typical circuit block schematic diagram of acoustic control anti-theft device described in the utility model; And
Fig. 3 (a) and Fig. 3 (b) show respectively according to linearity-digital signal change-over circuit and power supply supply regulation circuit in the described acoustic control anti-theft device of one of the utility model preferred embodiment and are encapsulated in-logical schematic and the pin distribution diagram of integrated circuit.
One preferred embodiment of acoustic control burglary-resisting system described in the utility model is shown in Fig. 1.In Fig. 1, acoustic control anti-theft device 1 described in the utility model comprises a sound sensor device 11, a microphone for example, the voice signal that comes from the outside in order to reception.After this sound sensor device receives the voice signal that comes from the outside, just handle this outside sound signal, and produce a digital speech restricted speed signal, in order to the robber of warning intrusion by anti-theft signal generation device 12.In the preferred embodiment, this digital speech restricted speed signal is the cry of barking, and by digital speech playing device 13, for example a loudspeaker is broadcast away the digital speech restricted speed signal, the robber who invades with warning, and then take precautions against robber's intrusion.
After receiving the voice signal that comes from the outside, this sound sensor device 11 produces vibration, output a group signal.This anti-theft signal generation device 12 comprises a linear integrated circuit 121, and the ensemble that is used for that the sound sensor device is exported amplifies and converts a linear signal to.Linear signal converts digital signal output to via one linearity-digital signal change-over circuit 122.This digital signal is input into digital speech integrated circuit 123, is used as the trigger pip of digital speech integrated circuit 123.Digital speech integrated circuit 123 is in response to the trigger pip of being imported, and output is characterized in that the digital speech restricted speed signal recorded, for example a boof.The digital speech restricted speed signal is via an amplifier 124, and for example a bipolar junction transistors (BJT) is amplified the back by a digital speech playing device 13 with it, and for example a loudspeaker plays out it, is provided with guarding against the robber of intrusion.The acoustic control anti-theft device 1 of figure one more comprises a power supply supply regulation circuit (poweraccommodationconditioning device) 14, it is to keep power supply in order to intermittence to give acoustic control anti-theft device 1 and the power-on time of regulating this acoustic control anti-theft device 1, in order to reach the effect of power saving.
See also Fig. 2, Fig. 3 (a) and Fig. 3 (b).Fig. 2 shows a typical circuit block schematic diagram of acoustic control anti-theft device described in the utility model.In Fig. 2, V
CcBe a positive voltage source of supply, for example one 6 volts positive voltage.Assembly label shown in Fig. 2 and the identical person of assembly label shown in the figure one, represent identical assembly.In the present embodiment, the linear integrated circuit in the anti-theft signal generation device is that an operational amplifier is finished, the KA358/A linear integrated circuit 21 that for example Samsung Electronics produced, and it is the integrated circuit that a dual operational amplifier is formed.Operational amplifier 21 can be employed with the voice signal group amplification that microphone is exported and convert a linear signal to, and the enlargement factor of its signal is represented with following formula:
About the linearity in the above-mentioned anti-theft signal generation device 12-digital signal change-over circuit 122 and power supply supply regulation circuit 13, the logical circuit that its all available pair Sheffer stroke gate (dual NAND gate) is formed is finished, and can be encapsulated in the integrated circuit.For example, the MC14011B integrated circuit 22 that Motorola Inc. produced, its logical circuit by a dual input (two-input) quadruple Sheffer stroke gate (quad NAND gate) is finished the logical circuit pin distribution diagram of the MC14011B shown in the logical schematic of the MC14011B logical circuit shown in Fig. 3 (a) and Fig. 3 (b).The dual input Sheffer stroke gate 31 and 32 of MC14011B integrated circuit is to be used as linearity-digital signal change-over circuit, and the linear signal that linear amplifier 21 is exported converts to-digital signal, in order to be used as the trigger pip of digital speech integrated circuit 23.
After digital speech integrated circuit 23 receives the triggered digital signal, just can export the digital speech restricted speed signal that it is recorded, for example the cry of barking because of the effect of this digital trigger signal.After the amplifier 125 that the digital speech restricted speed signal that digital speech integrated circuit 23 is exported is formed by bipolar junction transistor (BJT) amplifies, play out, reach the robber's of warning intrusion purpose via loudspeaker 13.
The dual input Sheffer stroke gate 33 of MC14011B integrated circuit and 34 can be used to be used as a power supply supply regulation circuit, in order to intermittently to regulate the power supply power-on time of this acoustic control anti-theft device.Dual input Sheffer stroke gate 33 and 34 its effects are similar to a high frequency timer (high frequency timer), in order to the pulse signal (pulse signal) of exporting a high frequency.Assembly R shown in Fig. 2
5, D
1, R
6, D
2Be accept pulse signal control and to capacitor C
2Do the action that discharges and recharges, give the linear amplifier 21 that need continue to be in holding state, reach the effect of power saving in order to intermittent power supply.In addition, the employed power supply (V of controlled anti-theft device described in the utility model
Cc) originating can be general battery.Therefore, controlled anti-theft device described in the utility model will the power saving more because of the power supply that uses battery to be used as powering.
According to aforesaid embodiment, can be cheer and bright be that acoustic control anti-theft device described in the utility model utilizes sound sensor device such as microphone to receive the outside sound signal, again voice signal is exported a digital speech restricted speed signal through conversion back triggered digital speech IC, as the cry of barking.The digital speech restricted speed signal that the digital speech integrated circuit is exported sees through a digital speech playing device such as loudspeaker and plays back through after amplifying.This makes that the sound that is sent just can trigger the acoustic control anti-theft device and send the voice restricted speed signal when the robber invades, the robber that warning is invaded, and then reach the effect of taking precautions against the robber.
Though utility model of the present invention is disclosed with preferred embodiment; right its is not in order to limit the utility model; anyly be familiar with this operator; in the spirit and scope that do not break away from the utility model; may do some and change and retouching, therefore protection domain of the present utility model should with apply for a patent claim was defined is as the criterion.
Claims (12)
1. an acoustic control anti-theft device is characterized in that it comprises:
One receives an outside sound signal and produces the sound sensor device of group's signal;
One handles above-mentioned group signal and produces the anti-theft signal generation device of a voice restricted speed signal.
2. acoustic control anti-theft device as claimed in claim 1 is characterized in that the tut sensing device comprises a microphone.
3, acoustic control anti-theft device as claimed in claim 1 is characterized in that, above-mentioned anti-theft signal generation device comprises:
One amplifies and produces the linear integrated circuit of a linear signal with above-mentioned group signal:
One converts above-mentioned linear signal the linearity one digital signal change-over circuit of a digital signal to;
The above-mentioned religion word of one usefulness signal is as the trigger pip of above-mentioned digital speech integrated circuit and export the digital speech integrated circuit of a digital speech restricted speed signal.
4. acoustic control anti-theft device as claimed in claim 3 is characterized in that above-mentioned linear integrated circuit comprises an operational amplifier, and an above-mentioned linear digital signal change-over circuit comprises two Sheffer stroke gates.
5. acoustic control anti-theft device as claimed in claim 3 is characterized in that, above-mentioned anti-theft signal generation device comprises an amplifier, and in order to amplifying above-mentioned digital speech restricted speed signal, and above-mentioned amplifier comprises a bipolar junction transistors.
6. acoustic control anti-theft device as claimed in claim 1 is characterized in that, above-mentioned anti-theft signal generation device also comprises a digital speech playing device, and in order to playing above-mentioned digital speech restricted speed signal, and above-mentioned digital speech playing device comprises a loudspeaker.
7. acoustic control anti-theft device as claimed in claim 1, it is characterized in that, above-mentioned anti-theft signal generation device also comprises a power supply supply regulation circuit, and in order to regulating the power supply power-on time of above-mentioned acoustic control anti-theft device, and above-mentioned power supply supply regulation circuit comprises two Sheffer stroke gates.
8. an acoustic control anti-theft device is characterized in that it comprises:
One receives an outside sound signal and produces the sound sensor device of group's signal;
One handles above-mentioned group signal and produces the anti-theft signal generation device of a digital speech restricted speed signal.
Above-mentioned anti-theft signal generation device comprises:
One amplifies above-mentioned group signal to produce the linear integrated circuit of a linear signal;
One converts above-mentioned linear signal the linearity one digital signal change-over circuit of a digital signal to;
The above-mentioned digital signal of one usefulness is as the trigger pip of above-mentioned digital speech integrated circuit and export the digital speech integrated circuit of a digital speech restricted speed signal.
9. acoustic control anti-theft device as claimed in claim 8 is characterized in that, above-mentioned voice sensing device comprises a microphone, and above-mentioned linear integrated circuit comprises an operational amplifier.
10. acoustic control anti-theft device as claimed in claim 8, it is characterized in that, an above-mentioned linear digital signal change-over circuit comprises two Sheffer stroke gates, and above-mentioned anti-theft signal generation device also comprises an amplifier, in order to amplifying above-mentioned digital speech restricted speed signal, and above-mentioned amplifier comprises a bipolar junction transistors.
11. acoustic control anti-theft device as claimed in claim 8 is characterized in that, above-mentioned anti-theft signal generation device comprises, a digital speech playing device, and in order to playing this digital speech restricted speed signal, and above-mentioned digital speech playing device comprises a loudspeaker.
12. acoustic control anti-theft device as claimed in claim 8, it is characterized in that above-mentioned anti-theft signal generation device comprises, a power supply supply regulation circuit, in order to regulating the power supply supply time of above-mentioned acoustic control anti-theft device, and above-mentioned power supply supply regulation circuit comprises two Sheffer stroke gates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01208925 CN2484603Y (en) | 2001-02-28 | 2001-02-28 | Sound-controlled anti theft device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01208925 CN2484603Y (en) | 2001-02-28 | 2001-02-28 | Sound-controlled anti theft device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2484603Y true CN2484603Y (en) | 2002-04-03 |
Family
ID=33628897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01208925 Expired - Fee Related CN2484603Y (en) | 2001-02-28 | 2001-02-28 | Sound-controlled anti theft device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2484603Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106537471A (en) * | 2014-03-27 | 2017-03-22 | 飞利浦灯具控股公司 | Detection and notification of pressure waves by lighting units |
| CN111165156A (en) * | 2018-11-13 | 2020-05-19 | 苏州宝时得电动工具有限公司 | Self-moving equipment and alarm method thereof |
-
2001
- 2001-02-28 CN CN 01208925 patent/CN2484603Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106537471A (en) * | 2014-03-27 | 2017-03-22 | 飞利浦灯具控股公司 | Detection and notification of pressure waves by lighting units |
| CN106537471B (en) * | 2014-03-27 | 2022-04-19 | 昕诺飞控股有限公司 | Detection and notification of pressure waves by lighting units |
| CN111165156A (en) * | 2018-11-13 | 2020-05-19 | 苏州宝时得电动工具有限公司 | Self-moving equipment and alarm method thereof |
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| 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 |