CN207123930U - Intelligent alarm device and warning system - Google Patents

Intelligent alarm device and warning system Download PDF

Info

Publication number
CN207123930U
CN207123930U CN201720229411.7U CN201720229411U CN207123930U CN 207123930 U CN207123930 U CN 207123930U CN 201720229411 U CN201720229411 U CN 201720229411U CN 207123930 U CN207123930 U CN 207123930U
Authority
CN
China
Prior art keywords
predeterminable area
alarm device
intelligent alarm
safety terminal
module
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.)
Active
Application number
CN201720229411.7U
Other languages
Chinese (zh)
Inventor
郑洁
乔伟
李冠宏
冯卫国
张少煌
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Goldlion T&c Co Ltd
Original Assignee
Guangdong Goldlion T&c Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Guangdong Goldlion T&c Co Ltd filed Critical Guangdong Goldlion T&c Co Ltd
Priority to CN201720229411.7U priority Critical patent/CN207123930U/en
Application granted granted Critical
Publication of CN207123930U publication Critical patent/CN207123930U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Alarm Systems (AREA)

Abstract

The utility model discloses a kind of intelligent alarm device and warning system, and the intelligent alarm device includes control chip and the camera device and communication module that are connected with control chip;Wherein, camera device is by the video data transmission photographed to control chip;Control chip includes control module and the monitoring modular being connected with control module;Monitoring modular, for according to the video data received, monitoring whether the movable object in video data in predeterminable area leaves predeterminable area, or whether there is movable object to enter in predeterminable area;Control module, when leaving predeterminable area for the movable object in predeterminable area or having the movable object to enter in predeterminable area, control communication module sends warning message to safety terminal.Technical solutions of the utility model can find that moving target leaves predeterminable area or enter the situation and alert of predeterminable area in time, to ensure the normal order of predeterminable area.

Description

Intelligent alarm device and warning system
Technical field
Technical field of security and protection is the utility model is related to, more particularly to a kind of intelligent alarm device and warning system.
Background technology
In the place such as detention house and zoo, it is undesirable to animal or people in specific region leave specific region, meanwhile, The animal being not intended to outside specific region and people enter specific region, in the prior art, usually come by the patrol of Security Personnel Ensure the normal order of specific region, and it is this by Security Personnel come the mode kept order, not only waste time and energy, Er Qiexiao Rate is relatively low.
Utility model content
Main purpose of the present utility model is to provide a kind of intelligent alarm device, it is intended to finds that mobile target is left in time Predeterminable area or the situation and alert for entering predeterminable area, to ensure the normal order of predeterminable area.
To achieve the above object, the utility model proposes a kind of intelligent alarm device, including control chip and with it is described The camera device and communication module of control chip connection;Wherein, the camera device is by the video data transmission photographed to institute State control chip;The control chip includes control module and the monitoring modular being connected with the control module;
The monitoring modular, for according to the video data received, monitoring in the video data in predeterminable area Whether whether movable object leaves the predeterminable area, or have movable object to enter in the predeterminable area;
The control module, leave the predeterminable area for the movable object in the predeterminable area or have removable When moving-target is entered in the predeterminable area, the communication module is controlled to send warning message to safety terminal.
Preferably, the safety terminal is provided with multiple, and the intelligent alarm device also includes being connected with the control chip Distance detection device, the distance detection device is used for the distance for detecting each safety terminal and the camera device, The control module controls the communication module that the warning message is sent to the security end nearest apart from the camera device End.
Preferably, the distance detection device includes the first GPS location equipment and the second GPS location equipment, and described first GPS location equipment is on the camera device, and the second GPS location equipment is on safety terminal, the control chip According to the location data of the first GPS location equipment and the second GPS location equipment calculate each safety terminal with it is described The distance of camera device.
Preferably, the distance detection device includes the position sensor being located on the camera device and located at the peace The first locator protected in terminal, first locator are connected with position sensor communication, and the position sensor is visited Survey the distance of the relatively described position sensor of first locator.
Preferably, the distance detection device includes range finder, the second locator on the camera device With the 3rd locator on the safety terminal, second locator and the 3rd locator with the range finder Communication connection, the range finder detect the distance of relatively described second locator of the 3rd locator.
Preferably, the intelligent alarm device also includes the data memory module being connected with the camera device, the number It is used to store the video data according to memory module.
Preferably, the intelligent alarm device also includes being located at the alarm device near the predeterminable area, the alarm Device is connected with the control module, and the movable object that the control module is additionally operable in the predeterminable area leaves described Predeterminable area or have movable object enter the predeterminable area in when, control the alarm device to send alarm signal.
The utility model also proposes a kind of warning system, and the warning system includes intelligent alarm device and reported with the intelligence In alarm device control chip communication connection safety terminal, the intelligent alarm device include control chip and with the control The camera device and communication module of chip connection;Wherein, the camera device is by the video data transmission photographed to the control Coremaking piece;The control chip includes control module and the monitoring modular being connected with the control module;The monitoring modular, For according to the video data that receives, monitor the movable object in the video data in predeterminable area whether leave it is described Predeterminable area, or whether there is movable object to enter in the predeterminable area;The control module, in the preset areas When movable object in domain leaves the predeterminable area or has the movable object to enter in the predeterminable area, control described logical Believe that module sends warning message to safety terminal.
Preferably, the safety terminal is mobile terminal.
Preferably, the safety terminal is provided with respond module, and the respond module is used to receive in the safety terminal After the warning message, response message is sent to the control module.
Technical solutions of the utility model by using the video data transmission for shooting the camera device to control chip, and Monitoring modular in control chip can according to the video data received, monitor in the video data in predeterminable area can Whether whether mobile target leaves the predeterminable area, or have movable object to enter in the predeterminable area;When described pre- If the movable object in region leave the predeterminable area or have movable object enter the predeterminable area in when, control mould Block can control the communication module to send warning message to safety terminal, and the Security Personnel at safety terminal sees the warning message Afterwards, the place that can be rushed to the very first time near predeterminable area handles above-mentioned the problem of leaving predeterminable area or entering predeterminable area, So as to ensure the normal order of predeterminable area..
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work Under, other accompanying drawings can also be obtained according to the structure shown in these accompanying drawings.
Fig. 1 is the structural representation of the preferred embodiment of the utility model intelligent alarm device one;
Fig. 2 is the structural representation of an embodiment of control chip in the utility model intelligent alarm device;
Fig. 3 is the structural representation of an embodiment of distance detection device in the utility model intelligent alarm device;
Fig. 4 is the structural representation of another embodiment of distance detection device in the utility model intelligent alarm device;
Fig. 5 is the structural representation of the another embodiment of distance detection device in the utility model intelligent alarm device.
Drawing reference numeral explanation:
Realization, functional characteristics and the advantage of the utility model purpose will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out Clearly and completely describing, it is clear that described embodiment is only part of the embodiment of the present utility model, rather than all Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work premise Lower obtained every other embodiment, belong to the scope of the utility model protection.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute in the utility model embodiment It is only used for explaining relative position relation under a certain particular pose (as shown in drawings) between each part, motion conditions etc., such as When the fruit particular pose changes, then directionality instruction also correspondingly changes therewith.
In addition, the description for being related to " first ", " second " etc. in the utility model is only used for describing purpose, without being understood that To indicate or implying its relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", At least one this feature can be expressed or be implicitly included to the feature of " second ".In addition, the technical side between each embodiment Case can be combined with each other, but must can be implemented as basis with those of ordinary skill in the art, when the combination of technical scheme Occur conflicting or will be understood that the combination of this technical scheme is not present when can not realize, also not in the requires of the utility model Protection domain within.
The utility model proposes a kind of intelligent alarm device.
As illustrated in fig. 1 and 2, in the utility model embodiment, intelligent alarm device include control chip 100 and with institute State the camera device 200 and communication module 300 of the connection of control chip 100;Wherein, the camera device 200 regards what is photographed Frequency data transfer is to the control chip 100;The control chip 100 include control module 120 and with the control module The monitoring modular 110 of 120 connections;
The monitoring modular 110, for according to the video data received, monitoring in the video data in predeterminable area Movable object whether leave the predeterminable area, or whether have movable object enter the predeterminable area in;
The control module 120, leave the predeterminable area for the movable object in the predeterminable area or have When movable object is entered in the predeterminable area, the communication module 300 is controlled to send warning message to safety terminal 400.
The utility model is controlled by using by the video data transmission that the camera device 200 is shot to control chip 100 Monitoring modular 110 in coremaking piece 100 can be monitored in the video data in predeterminable area according to the video data received Movable object whether leave the predeterminable area, or whether have movable object enter the predeterminable area in;Work as institute State the movable object in predeterminable area leave the predeterminable area or have movable object enter the predeterminable area in when, such as When predeterminable area is zoo, that is, mean that the animal in zoo has fled from zoo, or someone enters zoo, Above-mentioned two situations, it is likely to the problem of animal threatens to the life security of people occur, and now, control module 120 The controllable communication module 300 sends warning message to safety terminal 400, and the Security Personnel at safety terminal 400 sees this After warning message, the processing of the place that can rush to the very first time near predeterminable area is above-mentioned to leave predeterminable area or into predeterminable area The problem of, so as to ensure the normal order of predeterminable area.Certainly, the predeterminable area can also be the detention house guarded prisoners, with When escaping from prison, the very first time finds the problem, so as to facilitate Security Personnel the very first time to catch prison breaker.It is appreciated that It is that the predeterminable area can be arranged to other needs to entering and leaving the place being managed, with reality according to the selection of user Now ensure the purpose of the normal order of predeterminable area.
Wherein, communication module 300 is preferably wireless communication module 300, such as selects GSM (for Global System for Mobile Communication abbreviation, Chinese are global system for mobile communications) communication module or GPRS (for General Packet Radio Service abbreviation, Chinese are general packet radio service technology) communication module, WIFI module.
Generally, in a security region, multiple safety terminals 400 can be set, and each safety terminal 400 fills apart from shooting The distance for putting 200 is probably different, when the movable object in the predeterminable area leaves the predeterminable area or has removable When moving-target is entered in the predeterminable area, in order to reach with the most fast velocity process event, settable control module 130 is controlled Make the communication module 300 and the warning message is sent to the safety terminal 400 nearest apart from the camera device 200.Such as Shown in Fig. 1, the distance being connected in the utility model by setting intelligent alarm device also to include with the control chip 100 detects Device 500, the distance detection device 500 be used to detecting each safety terminal 400 and the camera device 200 away from From in this way, above-mentioned purpose can be realized.
It is noted that distance detection device 500 can enter row distance using radiotechnics in the utility model Detection.Now, distance detection device 500 includes an emitter, launches the remote transponder of transmission signal as described in a response and connects The signal of receipts;One receiver, for receiving the return signal from transmission signal described in described remote transponder response;And Processing unit, for described transmitting and return signal to be carried out into relevant treatment, and produce with described remote transponder from The proportional output signal of the distance of described radio range finder.
Specifically, distance detection device 500 includes a radio range finder and multiple remote mobile responses Device.The modulated signals Ms that radio range finder transmitting is received by each mobile transponder.This quilt being launched The signal of modulation is the Ms of an address modulation specific to one of mobile transponder.When the movement transponder receives this quilt During modulated signal, the signal modulated is examined by each mobile transponder, so as to determine it whether the response specified to that Device addresses, and the transferred signal to the reception of a transponder addressing is not ignored.Receive the transferred signal of correct addressing Mobile transponder is by forwarding a return signal Rs to respond the modulated signals.Returned when the radio range finder receives this During letter in reply Rs, it makes the return signal and the modulated signals Ms of transmitting carry out relevant treatment in such a way, that is, produces The distance between the raw output signal representative radio range finder and the mobile transponder that is addressed.
Specifically, the distance detection device 500 in the utility model can be realized by specific examples below.
As shown in figure 3, the first embodiment of distance detection device 500:The distance detection device 500, which can be set, includes the One GPS location equipment 510 and the second GPS location equipment 520, the first GPS location equipment 510 are located at the camera device On 200, the second GPS location equipment 520 is on safety terminal 400, and the control chip 100 is according to the first GPS The location data of the GPS location equipment 520 of location equipment 510 and second calculates each safety terminal 400 and filled with the shooting Put 200 distance.I.e. the embodiment realizes distance detection by GPS positioning system, directly can utilize in existing GPS positioning system Related hardware, so as to avoid the utility model intelligent alarm device from building hardware device again.
As shown in figure 4, the second embodiment of distance detection device 500:The distance detection device 500 is described including being located at Position sensor 530 on camera device 200 and the first locator 540 on the safety terminal 400, described first is fixed Position device 540 is connected with the position sensor 530 communication, and the position sensor 530 is detected residing for first locator 540 The distance of relatively described position sensor 530.In the present embodiment, by installation location detector 530 and with the position sensing The first locator 540 that device 530 is located by connecting, so as to realize the purpose of detecting distance.It is noted that position sensor 530 can use it is above-mentioned in structure after the emitter mentioned and processing unit combination, now, the first locator 540 is using connecing Receipts machine.
As shown in figure 5, the 3rd embodiment of distance detection device 500:The distance detection device 500 includes distance measurement Device 550, the second locator 560 on the camera device 200 and the 3rd locator on the safety terminal 400 570, the locator 570 of the second locator 560 and the 3rd is communicated with the range finder 550 and connected, and the distance is visited Survey the distance that device 550 detects relatively described second locator 560 of the 3rd locator 570.Range finder in the embodiment 550 position may compare flexible relative to the position of the position sensor 530 in above-mentioned second embodiment in design, it is not necessary to set Put on camera device 200, may be provided at the center in a security region, the second locator 560 and the 3rd locator 570 can Set around the range finder 550;And, which typically rounded in view of the investigative range of range finder 550 The space exploration of range finder 550 can be made full use of.It is noted that range finder 550 can use it is above-mentioned in carry Structure after emitter and the processing unit combination arrived, now the second locator 560 and the 3rd locator 570 are using reception Machine.
Certainly, the distance detection device 500 in the utility model can also enter the detection of row distance using ultrasonic technology.Such as Using at least one set of ultrasonic detector, described one group of ultrasonic detector includes ultrasonic transmitter and MEMS microphone, Ultrasound is sent using ultrasonic transmitter and involves MEMS microphone reception back wave, passes through the time difference calculating institute sent and received Distance between the ultrasonic detector and detected thing stated;The change of the motion state of the described ultrasonic detector itself of sensing And the attitude data, bearing data and/or motion trace data on it are obtained, the motion state includes posture, direction, motion One or more of speed, acceleration;Between ultrasonic detector obtained by detection and detected thing on continuous time Distance combination ultrasonic detector itself posture and/or direction and/or motion trace data, obtained after calculating:A) with super Acoustic detector is reference point, the space profiles being made up of the distance between all detected things and the detector;B) surpass Relative position in acoustic detector absolute position within this space or the space profiles formed with detected thing.
As shown in figure 1, the preservation of video data for convenience, subsequently to carry out recovering and analysis to video data, is set Intelligent alarm device also includes the data memory module 600 being connected with the camera device 200, the data memory module 600 For storing the video data.Other effective informations in video data are made full use of in this way, can also facilitate, with side Just the investigation of case.Specifically, the data memory module 600 can be the hard disk of entity structure or virtual Dropbox.
As shown in figure 1, when the movable object in discovery predeterminable area leaves the predeterminable area or has movable object When in into the predeterminable area, in order to facilitate the work of Security Personnel, realize that Security Personnel does not spend predeterminable area and can located The event is managed, settable intelligent alarm device also includes being located at the alarm device 700 near the predeterminable area, the alarm dress Put 700 to be connected with the control chip 100, the control chip 100 is additionally operable to, and the movable object in predeterminable area leaves The predeterminable area or have movable object enter the predeterminable area in when, control the alarm device 700 send alarm letter Number.Specifically, alarm device 700 can be set is voice playing device, and the sound broadcasting device can play warning voice, such as may be used Give a warning voice " please don't leave ", " No Entry " etc..In this way, the voice broadcast being arranged on by this near predeterminable area fills The purpose that can reach deterrence and threatening is put, predeterminable area is reached without Security Personnel.Certainly, also may be used in other embodiments Indicator lamp of the alarm device 700 for flicker is set.
The utility model also proposes a kind of warning system, and the warning system includes intelligent alarm device and reported with the intelligence The safety terminal 400 of the communication of control module 120 connection in alarm device, the concrete structure of the intelligent alarm device is with reference to above-mentioned implementation Example, because warning system employs whole technical schemes of above-mentioned all embodiments, therefore at least there is the skill of above-described embodiment All beneficial effects caused by art scheme, this is no longer going to repeat them
In order to improve the operating efficiency of the utility model warning system, it is mobile terminal that safety terminal 400, which can be set, such as may be used Mobile phone is arranged to, is gone on patrol in this way, Security Personnel can be facilitated to carry the mobile terminal in certain area, so that warning system has There is certain mobility " operation " function, improve the operating efficiency of warning system.Certainly, in other embodiments of the present utility model In, may also set up safety terminal 400 is fixed terminal, and such as the security Room, fixed terminal can be convenient for people to specified place and carry out Alarm;It is to be appreciated that combination of the safety terminal 400 for mobile terminal and fixed terminal is may also set up, so as to realize alarm system The multi-function action of system.
In order to improve the operating efficiency of safety terminal 400, respond module (not shown) can be provided with safety terminal 400, The respond module can send response message to the control mould after the safety terminal 400 receives the warning message Block 120.In this way, after safety terminal 400 receives warning message, Security Personnel can send information to control by respond module Module 120, it is able to confirm that and receives information, and the feedback of the information for preparing for concrete action so may be used to control module 120 Control module 120 is facilitated to manage each safety terminal 400, if respond module does not provide corresponding information, control module 120 can By warning message be sent to other safety terminals 400 (safety terminal be provided with it is multiple in the case of).
Preferred embodiment of the present utility model is the foregoing is only, not thereby limits the scope of the claims of the present utility model, Every equivalent structure change under inventive concept of the present utility model, made using the utility model specification and accompanying drawing content Change, or directly/be used in other related technical areas indirectly and be included in scope of patent protection of the present utility model.

Claims (10)

  1. A kind of 1. intelligent alarm device, it is characterised in that the shooting dress being connected including control chip and with the control chip Put and communication module;Wherein, the camera device is by the video data transmission photographed to the control chip;The control core Piece includes control module and the monitoring modular being connected with the control module;
    The monitoring modular, for according to the video data received, monitoring removable in predeterminable area in the video data Whether whether moving-target leaves the predeterminable area, or have movable object to enter in the predeterminable area;
    The control module, leave the predeterminable area for the movable object in the predeterminable area or have removable mesh When mark is entered in the predeterminable area, the communication module is controlled to send warning message to safety terminal.
  2. 2. intelligent alarm device as claimed in claim 1, it is characterised in that the safety terminal is provided with multiple, the intelligence Warning device also includes the distance detection device being connected with the control chip, and the distance detection device is used to detect each institute The distance of safety terminal and the camera device is stated, the control module controls the communication module to send the warning message To the safety terminal nearest apart from the camera device.
  3. 3. intelligent alarm device as claimed in claim 2, it is characterised in that the distance detection device is determined including the first GPS Position equipment and the second GPS location equipment, the first GPS location equipment is on the camera device, second GPS location Equipment is on the safety terminal, and the control chip is according to the positioning of the first GPS location equipment and the second GPS location equipment Data calculate the distance of each safety terminal and the camera device.
  4. 4. intelligent alarm device as claimed in claim 2, it is characterised in that the distance detection device includes being located at described take the photograph The first locator as the position sensor on device and on the safety terminal, first locator and the position Detector communication connection, the position sensor detect the distance of the relatively described position sensor of the first locator.
  5. 5. intelligent alarm device as claimed in claim 2, it is characterised in that the distance detection device includes distance measurement Device, the second locator on the camera device and the 3rd locator on the safety terminal, described second is fixed Position device and the 3rd locator communicate with the range finder to be connected, and the range finder detects the 3rd locator phase To the distance of second locator.
  6. 6. intelligent alarm device as claimed in claim 1, it is characterised in that the intelligent alarm device also includes taking the photograph with described As the data memory module that device connects, the data memory module is used to store the video data.
  7. 7. the intelligent alarm device as described in any one in claim 1 to 6, it is characterised in that the intelligent alarm device Also include being located at the alarm device near the predeterminable area, the alarm device is connected with the control module, the control The movable object that module is additionally operable in the predeterminable area leaves the predeterminable area or had described in movable object entrance When in predeterminable area, the alarm device is controlled to send alarm signal.
  8. 8. a kind of warning system, it is characterised in that including intelligent alarm device as claimed in any of claims 1 to 7 in one of claims With the safety terminal with control module communication connection in the intelligent alarm device.
  9. 9. warning system as claimed in claim 8, it is characterised in that the safety terminal is mobile terminal.
  10. 10. warning system as claimed in claim 8, it is characterised in that the safety terminal is provided with respond module, the sound Answer module to be used for after the safety terminal receives the warning message, send response message to the control module.
CN201720229411.7U 2017-03-09 2017-03-09 Intelligent alarm device and warning system Active CN207123930U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720229411.7U CN207123930U (en) 2017-03-09 2017-03-09 Intelligent alarm device and warning system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720229411.7U CN207123930U (en) 2017-03-09 2017-03-09 Intelligent alarm device and warning system

Publications (1)

Publication Number Publication Date
CN207123930U true CN207123930U (en) 2018-03-20

Family

ID=61614345

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720229411.7U Active CN207123930U (en) 2017-03-09 2017-03-09 Intelligent alarm device and warning system

Country Status (1)

Country Link
CN (1) CN207123930U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112116789A (en) * 2020-07-31 2020-12-22 普洛斯企业发展(上海)有限公司 Alarm device and alarm system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112116789A (en) * 2020-07-31 2020-12-22 普洛斯企业发展(上海)有限公司 Alarm device and alarm system

Similar Documents

Publication Publication Date Title
JP4301080B2 (en) Monitoring system
US20200092683A1 (en) Sticker location device and associated methods
CA2441512C (en) Location system and methods
US7443300B2 (en) Antennas for object identifiers in location systems
US10559177B2 (en) Area and property monitoring system and method
US7567794B2 (en) Peak picking in location systems
WO2005043933A2 (en) Location system
WO2004051304A1 (en) Ultrasonic tracking and locating system
EP1946146A2 (en) Motion detection system using cw radar in combination with additional sensors
US20120164953A1 (en) Method And Apparatus For Sensing Movement
US20220161910A1 (en) Fishing tool loss monitoring system and method
CN206696985U (en) Intelligent alarm device and warning system
CN207123920U (en) Intelligent alarm device and warning system
CN207123930U (en) Intelligent alarm device and warning system
EP3104351A1 (en) System and method for locating devices in predetermined premises
JP2006190053A (en) Indoor intrusion detection system and indoor intrusion detection information transmitting system
CN207123919U (en) Intelligent alarm device and warning system
CN206557964U (en) Intelligent alarm device and warning system
KR101361851B1 (en) System and method for intruder detection
CN206692162U (en) Elevator intelligent accesses system
CN206696984U (en) Intelligent entrance guard warning system
EP3227868B1 (en) Surveillance method and system.
CN213716100U (en) Target intrusion detection device based on wireless communication signals
JP2006039709A (en) Radio alarm system
CN214225720U (en) Automation equipment for testing pull distance of Internet of things module

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant