CN105869251A - Switchgear equipment and authentication method thereof as well as switch system - Google Patents
Switchgear equipment and authentication method thereof as well as switch system Download PDFInfo
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- CN105869251A CN105869251A CN201610331047.5A CN201610331047A CN105869251A CN 105869251 A CN105869251 A CN 105869251A CN 201610331047 A CN201610331047 A CN 201610331047A CN 105869251 A CN105869251 A CN 105869251A
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- China
- Prior art keywords
- switchgear
- human body
- signal
- ultrasonic sensor
- biological information
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Classifications
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
- G07C9/00563—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys using personal physical data of the operator, e.g. finger prints, retinal images, voicepatterns
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2218/00—Aspects of pattern recognition specially adapted for signal processing
- G06F2218/12—Classification; Matching
Abstract
The invention discloses switchgear equipment an an authentication method thereof as well as a switch system thereof. The switchgear equipment comprises a switch device, an ultrasonic sensor and a processor, wherein the ultrasonic sensor is used for transmitting ultrasonic signals and receiving reflection signals reflected by a human body from the ultrasonic signals; the processor is connected with each of the switch device and the ultrasonic sensor and is used for controlling the starting of the switch device under the situation of identifying an authorized user by utilizing the reflection signals. Through the invention, the problem in the prior art that the face identification applied to the switchgear equipment is easily affected by the environment to cause low identification rate is solved.
Description
Technical field
The present invention relates to field of switch equipment, in particular to a kind of switchgear and authentication method thereof and open relation
System.
Background technology
In recent years, along with the high speed development of computer technology, image processing techniques is more and more ripe, wherein recognition of face
Technology has obtained unprecedented development, by camera collection facial image, according to various parsers by the face of face
Characteristic vector, skin color are analyzed processing, and synthesize face mathematical model, by its number with database purchase before
According to relative analysis, thus reach recognition of face.This knowledge is applied on switchgear otherwise, with the life of human body
Thing information is as password or key, very convenient and confidentiality is high.
But, there is many deficiencies in current this technology, it is easy to affected by environment, it is desirable to further to research and develop
Difficulty is very big, and such as: the power of surrounding light, the face reflective degree to light, exopathogenic factor is to face complexion
Impact etc.；Although there being now light sensation three dimensional face scanner, but use be substantially visible ray (laser
Deng), cause many uncomfortable impacts to people.
For the problem that the recognition of face being applied to switchgear in prior art is the most affected by environment, the most not yet carry
Go out effective solution.
Summary of the invention
A kind of switchgear of offer and authentication method thereof and switching system are provided, existing to solve
Technology is applied to the recognition of face problem causing discrimination low the most affected by environment of switchgear.
To achieve these goals, an aspect according to embodiments of the present invention, it is provided that a kind of switchgear, including:
Switching device；Ultrasonic sensor, is used for launching ultrasonic signal, and it is anti-through human body to receive described ultrasonic signal
The reflected signal being emitted back towards；And processor, it is respectively connected with described switching device and described ultrasonic sensor,
For in the case of utilizing described reflected signal to identify authorized user, control described switching device and open.
Further, described switchgear also includes: signal amplification circuit, is connected to described ultrasonic sensor and institute
Stating between processor, the described reflected signal for receiving described ultrasonic sensor is amplified processing.
Further, described switchgear also includes: filter circuit, is connected to described ultrasonic sensor and described place
Between reason device, the described reflected signal for receiving described ultrasonic sensor is filtered processing.
Further, described ultrasonic sensor is multiple, and wherein, multiple described ultrasonic sensors are arranged on difference
Position, be connected with described processor respectively.
Further, described ultrasonic sensor includes: emitter, described super for launching to the orientation of described human body
Acoustic signals；Receptor, for receiving the reflected signal that described ultrasonic signal reflects through human body.
Further, described ultrasonic sensor also includes: control unit, divides with described emitter and described receptor
It is not connected, is used for controlling described emitter and sends described ultrasonic signal and judge whether described receptor receives
Described reflected signal.
Further, described switchgear also includes: detector, is connected with described control unit, is used for detecting institute
Stating the most whether ultrasonic signal launch party described human body occurs, wherein, described control unit is additionally operable to detecting
Control described emitter in the case of stating human body and send described ultrasonic signal.
Further, described processor is provided with control interface, is used for connecting peripheral control unit.
To achieve these goals, another aspect according to embodiments of the present invention, it is provided that a kind of switching system.According to
The switching system of the present invention includes: described switchgear；And server, it is connected with described switchgear, uses
Human body biological characteristic information in storage authorized user.
Further, described switching system also includes: high in the clouds controller, by network and described server or described
Switchgear is connected, and is used for carrying out remote authorization.
To achieve these goals, another aspect according to embodiments of the present invention, it is provided that the certification of a kind of switchgear
Method.The authentication method of the switchgear according to the present invention includes: received ultrasonic signal reflects through human body
Reflected signal；Described reflected signal is utilized to generate the biological information of human body；Described biological information is known
Not, it is judged that whether described biological information is the biological information that authorized user is had；And identifying be
In the case of the biological information of described authorized user, control switching device and open.
Further, it is identified including to described biological information: by described biological information and data base
The biological information of authorized user of storage mate, wherein, if the biological characteristic matched in data base
Information, then be authorized user.
According to embodiments of the present invention, by using ultrasonic sensor 20 launch ultrasonic signal and receive reflected signal,
Processor utilizes whether the reflected signal identification active user of ultrasound wave is authorized user, and is authorized user identifying
Time, control switching device and open, owing to using ultrasound wave to identify human body, will not be anti-dry by surrounding environment influence
Ability of disturbing is strong, and accuracy of identification is high.
Accompanying drawing explanation
The accompanying drawing of the part constituting the application is used for providing a further understanding of the present invention, and the present invention's is schematic real
Execute example and illustrate for explaining the present invention, being not intended that inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the schematic diagram of switchgear according to embodiments of the present invention；
Fig. 2 is ultrasonic sensor fundamental diagram according to embodiments of the present invention；
Fig. 3 is the structural representation of ultrasonic sensor according to embodiments of the present invention；
Fig. 4 is the structural representation of switching system according to embodiments of the present invention；
Fig. 5 is the flow chart of the authentication method of switchgear according to embodiments of the present invention.
Detailed description of the invention
It should be noted that in the case of not conflicting, the embodiment in the application and the feature in embodiment can phases
Combination mutually.Describe the present invention below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
In order to make those skilled in the art be more fully understood that the present invention program, below in conjunction with in the embodiment of the present invention
Accompanying drawing, is clearly and completely described the technical scheme in the embodiment of the present invention, it is clear that described embodiment
It is only the embodiment of a present invention part rather than whole embodiments.Based on the embodiment in the present invention, ability
The every other embodiment that territory those of ordinary skill is obtained under not making creative work premise, all should belong to
The scope of protection of the invention.
It should be noted that the term in description and claims of this specification and above-mentioned accompanying drawing " includes " and " tool
Have " and their any deformation, it is intended that cover non-exclusive comprising, such as, contain a series of components and parts
System, product or equipment be not necessarily limited to those components and parts of clearly listing, but can include the most clearly listing
Or for intrinsic other components and parts of these systems, product or equipment.
Embodiments provide a kind of switchgear.
Fig. 1 is the schematic diagram of switchgear according to embodiments of the present invention.As it is shown in figure 1, this switchgear includes:
Switching device 10, ultrasonic sensor 20 and processor 30.
Ultrasonic sensor 20 is used for launching ultrasonic signal, and received ultrasonic signal through human body reflect anti-
Penetrate signal.
Processor 30 is respectively connected with switching device 10 and ultrasonic sensor 20, for utilizing reflected signal to know
In the case of not going out authorized user, control switching device 10 and open.
In the present embodiment, ultrasonic sensor 20 both can launch ultrasonic signal, it is also possible to receives and reflects through human body
The reflected signal returned, wherein, human body includes but not limited to face, it is also possible to be finger (3D fingerprint), palm (3D
Palm) etc. body part.Ultrasonic sensor 20 receives after the reflected signal that human body reflects, permissible
Convert it into the signal that processor 30 can identify.After the identification of processor 30, if it is determined that go out current
User belongs to authorized user, then control switching device 10 and open；Otherwise, then can carry out alarm by alarm,
Or the information etc. that output is relevant.
The operation principle of ultrasonic sensor 20 is as in figure 2 it is shown, ultrasonic sensor 20 is launched super to positions such as faces
Acoustic signals, owing to the wavelength of ultrasound wave is short, frequency is higher, so ultrasound wave is when direction propagation, two kinds of differences
On the separating surface of medium, it may appear that be similar to the same transmission of light, reflection and refraction effect, and scrupulously abide by geometric optics
On law.Based on above-mentioned principle, when ultrasonic signal runs into face, it may occur that reflection, ultrasonic sensor 20
Receive the reflected signal through face reflection, and be transferred to processor 30 after being converted or processing and be identified.
Processor 30 can be central processing unit, due to aerial spread speed 340m/s of ultrasound wave, in conjunction with sending out
Time interval t penetrated and receive, obtains distance s=340t/2 (m) of correspondence, can believe according to ultrasound wave based on this principle
Number and reflected signal obtain the distance between partes corporis humani position and ultrasonic sensor, then utilize parser this
The most different distances forms the biological information of human body, is built into High-precision human mathematical model, then with data base
The data of middle storage contrast, so that it is determined that whether this user is authorized user.
According to embodiments of the present invention, by using ultrasonic sensor 20 launch ultrasonic signal and receive reflected signal,
Processor utilizes whether the reflected signal identification active user of ultrasound wave is authorized user, and is authorized user identifying
Time, control switching device and open, owing to using ultrasound wave to identify human body, will not be anti-dry by surrounding environment influence
Ability of disturbing is strong, and accuracy of identification is high.Further, since ultrasonic frequency is beyond the sensing range of people, can not know not
Feel completes Face recognition, thus avoids bringing uncomfortable sensation to people.
Preferably, the switchgear of the present invention also includes: signal amplification circuit, is connected to ultrasonic sensor and process
Between device, the reflected signal for receiving ultrasonic sensor is amplified processing.
In the present embodiment, after ultrasonic sensor receives reflected signal, this signal is first passed through signal amplification circuit
It is amplified processing, is then transmitted further to processor and is identified.
Further, switchgear also includes: filter circuit, is connected between ultrasonic sensor and processor, uses
It is filtered processing in the reflected signal that ultrasonic sensor is received.
In the present embodiment, can be filtered reflected signal processing, thus reduce interference signal.Specifically, Ke Yishi
Reflected signal is amplified through signal amplification circuit and filter circuit, after Filtering Processing, obtains processor identification
The available signal processed, is then transferred to processor.
Preferably, ultrasonic sensor is multiple, and wherein, multiple ultrasonic sensors are arranged on different positions, point
It is not connected with processor.
In the present embodiment, ultrasonic sensor can be multiple, so, uses and is arranged on the multiple ultrasonic of diverse location
Wave sensor carries out the living things feature recognition of human body, thus improves accuracy of identification.Preferably, for avoiding multiple ultrasound wave
Producing interference between sensor, the frequency of the ultrasonic signal that different ultrasonic sensors is launched is different.
Preferably, as it is shown on figure 3, the ultrasonic sensor 20 of the present embodiment includes: emitter 201, for people
Ultrasonic signal is launched in the orientation of body；Receptor 202, for received ultrasonic signal through human body reflect anti-
Penetrate signal.
It is further preferred that ultrasonic sensor also includes: control unit, it is respectively connected with emitter and receptor,
Send ultrasonic signal for control transmitter and judge whether receptor receives reflected signal.
In the present embodiment, control unit is used to control transmitting and the identification of reflected signal reception of ultrasonic signal, from
And realize the controllability of ultrasonic sensor.
Preferably, switchgear also includes: detector, is connected with control unit, is used for detecting ultrasonic signal and sends out
Penetrating and whether human body occur on direction, wherein, control unit is additionally operable to control transmitter in the case of human body being detected and sends out
Send ultrasonic signal.
Detector may be used for whether detection human body occurs on predeterminated position, such as can ultrasonic signal in measured zone
Transmitting direction whether there is face, palm etc..If it is detected send to the control unit of ultrasonic sensor
Signal, so that its control transmitter launches ultrasonic signal.Wherein, detector includes but not limited to Infrared Detectors etc.
The detection equipment of human body can be identified.
In the present embodiment, detect whether that human body occurs by arranging detector, in order to inform ultrasonic sensor work
Make, so, reduce ultrasonic sensor and launch the energy consumption that ultrasound wave is brought constantly.
Preferably, processor is provided with control interface, is used for connecting peripheral control unit.
In the present embodiment, the most also it is reserved with control interface, in order to other the peripheral control unit being passes through
This interface is connected to switchgear, it is achieved multisystem combined use.
It should be noted that the switchgear of the embodiment of the present invention can be used for the field such as intelligent cipher lock, gate inhibition's safety cabinet,
Wherein, switching device can be the devices such as relay.
Another aspect of the embodiment of the present invention, additionally provides a kind of switching system, and this system includes switchgear kimonos
Business device, this server is connected with switchgear, for storing the human body biological characteristic information of authorized user.Wherein,
The switchgear that switchgear is provided by the above embodiment of the present invention.
Switchgear and server are by wired or wireless connections, specifically, and the processor of switchgear and server
Being connected, the biological information of authorized user is stored in the data base of server, so, when processor generates people
After the biological information of body, it can be contrasted with the data in server, determine whether it is mandate and use
The biological information at family, if it is, certification success, opens switching device.
Preferably, the switching system of the present embodiment also includes: high in the clouds controller, by network and server or switch
Equipment is connected, and is used for carrying out remote authorization.By arranging high in the clouds controller beyond the clouds, so convenient remotely to switch
The control mandate of equipment.
A kind of preferably switching system of the present invention as shown in Figure 4, wherein, including switchgear, server 40, high in the clouds
Controller 50 and peripheral control unit 60, wherein, switchgear includes: switching device 10, ultrasonic sensor 20,
Processor 30.
Another aspect of the embodiment of the present invention, additionally provides the authentication method of a kind of switchgear, the main base of the method
In the human body recognition technology of ultrasound wave, may be used for the switchgear of the embodiment of the present invention.As it is shown in figure 5, method bag
Include:
Step S501, the reflected signal that received ultrasonic signal reflects through human body.
Step S502, utilizes reflected signal to generate the biological information of human body.
Step S503, is identified biological information, it is judged that whether biological information is that authorized user is had
Biological information.
Step S504, identify be authorized user biological information in the case of, control switching device open.
Owing to the wavelength of ultrasound wave is short, frequency is higher, so ultrasound wave is when direction propagation, at two kinds of different mediums
On separating surface, it may appear that be similar to the same transmission of light, reflection and refraction effect, and scrupulously abide by determining in geometric optics
Rule.Based on above-mentioned principle, when ultrasonic signal runs into human body, it may occur that reflection, by receiving through human body reflection
Reflected signal, and generate the biological information of human body after being converted or processing, such as build human body three-dimensional number
Word model；Then by identifying that this biological information judges whether active user is authorized user, identifying is
In the case of authorized user, control switching device and open, that is to say certification success.
According to embodiments of the present invention, by receiving the reflected signal of the ultrasound wave that human body reflects, ultrasound wave is utilized
Reflected signal generate biological information, with identify active user whether as authorized user, and identify be authorize use
During family, control switching device and open, owing to using ultrasound wave to identify human body, will not be anti-by surrounding environment influence
Interference performance is strong, and accuracy of identification is high.Further, since ultrasonic frequency is beyond the sensing range of people, can not know
Complete Face recognition in Bu Jue, thus avoid bringing uncomfortable sensation to people.
Preferably, above-mentioned steps S503 includes: by the life of biological information with the authorized user of the storage in data base
Thing characteristic information mates, and wherein, if the biological information matched in data base, is then authorized user.
The biological information of authorized user is stored in the data base of server, so, when generating the biological special of human body
After reference breath, it can be mated with the data in server, if the match is successful, it is determined that whether it is
The biological information of authorized user, certification success, then open switching device.
It should be noted that for aforesaid each method embodiment, in order to be briefly described, therefore it is all expressed as one it be
The combination of actions of row, but those skilled in the art should know, the present invention not limiting by described sequence of movement
System, because according to the present invention, some step can use other orders or carry out simultaneously.Secondly, art technology
Personnel also should know, embodiment described in this description belongs to preferred embodiment, involved action and module
Not necessarily necessary to the present invention.
In the above-described embodiments, the description to each embodiment all emphasizes particularly on different fields, and does not has the portion described in detail in certain embodiment
Point, may refer to the associated description of other embodiments.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, made
Any modification, equivalent substitution and improvement etc., should be included within the scope of the present invention.
Claims (12)
1. a switchgear, it is characterised in that including:
Switching device；
Ultrasonic sensor, is used for launching ultrasonic signal, and receives described ultrasonic signal through human body reflection
The reflected signal returned；And
Processor, is respectively connected with described switching device and described ultrasonic sensor, for described in utilization
In the case of reflected signal identifies authorized user, control described switching device and open.
Switchgear the most according to claim 1, it is characterised in that described switchgear also includes:
Signal amplification circuit, is connected between described ultrasonic sensor and described processor, for described super
The described reflected signal that sonic sensor receives is amplified processing.
Switchgear the most according to claim 1, it is characterised in that described switchgear also includes:
Filter circuit, is connected between described ultrasonic sensor and described processor, for described ultrasound wave
The described reflected signal that sensor receives is filtered processing.
Switchgear the most according to claim 1, it is characterised in that described ultrasonic sensor is multiple, wherein,
Multiple described ultrasonic sensors are arranged on different positions, are connected with described processor respectively.
Switchgear the most according to claim 1, it is characterised in that described ultrasonic sensor includes:
Emitter, for launching described ultrasonic signal to the orientation of described human body；
Receptor, for receiving the reflected signal that described ultrasonic signal reflects through human body.
Switchgear the most according to claim 5, it is characterised in that described ultrasonic sensor also includes:
Control unit, is respectively connected with described emitter and described receptor, is used for controlling described emitter and sends out
Send described ultrasonic signal and judge whether described receptor receives described reflected signal.
Switchgear the most according to claim 6, it is characterised in that described switchgear also includes:
Detector, is connected with described control unit, is used for the most whether detecting described ultrasonic signal launch party
Described human body occur, wherein, it is described that described control unit is additionally operable to control in the case of described human body being detected
Emitter sends described ultrasonic signal.
Switchgear the most according to claim 1, it is characterised in that be provided with control interface on described processor,
For connecting peripheral control unit.
9. a switching system, it is characterised in that including:
Switchgear according to any one of claim 1 to 8；And
Server, is connected with described switchgear, for storing the human body biological characteristic information of authorized user.
Switching system the most according to claim 9, it is characterised in that described switching system also includes:
High in the clouds controller, is connected with described server or described switchgear by network, is used for carrying out far
Cheng Shouquan.
The authentication method of 11. 1 kinds of switchgears, it is characterised in that including:
The reflected signal that received ultrasonic signal reflects through human body；
Described reflected signal is utilized to generate the biological information of human body；
Described biological information is identified, it is judged that whether described biological information is that authorized user is had
Some biological informations；And
Identify be described authorized user biological information in the case of, control switching device open.
12. methods according to claim 11, it is characterised in that be identified including to described biological information:
The biological information of the authorized user of the storage in described biological information and data base is carried out
Join, wherein, if the biological information matched in data base, be then authorized user.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610331047.5A CN105869251A (en) | 2016-05-17 | 2016-05-17 | Switchgear equipment and authentication method thereof as well as switch system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610331047.5A CN105869251A (en) | 2016-05-17 | 2016-05-17 | Switchgear equipment and authentication method thereof as well as switch system |
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| CN105869251A true CN105869251A (en) | 2016-08-17 |
Family
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| CN201610331047.5A Pending CN105869251A (en) | 2016-05-17 | 2016-05-17 | Switchgear equipment and authentication method thereof as well as switch system |
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| CN106355165A (en) * | 2016-09-30 | 2017-01-25 | 北京小米移动软件有限公司 | Fingerprint data acquisition method and device |
| CN106709308A (en) * | 2016-12-29 | 2017-05-24 | 宇龙计算机通信科技(深圳)有限公司 | Fingerprint recognition method, fingerprint recognition device and terminal |
| CN107622249A (en) * | 2017-09-27 | 2018-01-23 | 北京小米移动软件有限公司 | Fingerprint image acquisition methods and device applied to mobile terminal |
| CN107844763A (en) * | 2017-10-27 | 2018-03-27 | 努比亚技术有限公司 | A kind of face identification method, mobile terminal and computer-readable recording medium |
| CN108171834A (en) * | 2017-12-25 | 2018-06-15 | 深圳禾思众成科技有限公司 | A kind of intelligent access control system |
| NO20171742A1 (en) * | 2017-09-15 | 2019-03-18 | Elliptic Laboratories As | User Authentication Control |
| CN111739203A (en) * | 2020-06-30 | 2020-10-02 | 京东数字科技控股有限公司 | Processing method, device and system of mobile equipment and intelligent cabinet |
| CN112053487A (en) * | 2020-09-02 | 2020-12-08 | 湖南大汉无忧智慧科技有限公司 | Novel security entrance guard and use method thereof |
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| CN112053487A (en) * | 2020-09-02 | 2020-12-08 | 湖南大汉无忧智慧科技有限公司 | Novel security entrance guard and use method thereof |
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