CN105180355B - Air-conditioning Centralized Controller and its control method - Google Patents
Air-conditioning Centralized Controller and its control method Download PDFInfo
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- CN105180355B CN105180355B CN201510534633.5A CN201510534633A CN105180355B CN 105180355 B CN105180355 B CN 105180355B CN 201510534633 A CN201510534633 A CN 201510534633A CN 105180355 B CN105180355 B CN 105180355B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
- G06F21/31—User authentication
- G06F21/32—User authentication using biometric data, e.g. fingerprints, iris scans or voiceprints
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- Computer Security & Cryptography (AREA)
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- General Physics & Mathematics (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The present invention discloses a kind of air-conditioning Centralized Controller comprising memory module, acquisition module, image processing module and control module.Memory module is for storing preset facial image and corresponding control authority, acquisition module is for acquiring user's face information to form facial image, image processing module is connect with acquisition module, acquisition facial image is obtained for handling facial image, control module is connect with memory module and image processing module, for recognition of face and distributes corresponding control authority.The invention also discloses a kind of control methods of air-conditioning Centralized Controller.The air-conditioning Centralized Controller of embodiment of the present invention and its control method carry out the management of user identity and air-conditioning permission as a result of recognition of face, user-friendly, while the effective guarantee safety of rights management, improve user experience.
Description
Technical field
The present invention relates to air conditioner controlling technology, especially a kind of air-conditioning Centralized Controller and its control method.
Background technology
The centralized control of central air-conditioning may relate to the airconditioning control of entire occasion each region, it is therefore desirable to which identity is known
Not.The identification generally use user name and password of existing air-conditioning Centralized Controller are managed.User need to remember user
Name and password and by manually enter, it is inconvenient to use.In addition, the easy leakage and loss, safety of user name and password are low.
Invention content
The present invention is directed at least solve one of the technical problems existing in the prior art.The present invention needs to provide a kind of thus
Air-conditioning Centralized Controller and a kind of control method of air-conditioning Centralized Controller.
In order to achieve the above objectives, the embodiment of first aspect present invention provides a kind of air-conditioning Centralized Controller, including：
Memory module, the memory module is for storing preset facial image and corresponding control authority；
Acquisition module, the acquisition module is for acquiring user's face information to form facial image；
The image processing module being connect with the acquisition module, described image processing module is for handling the facial image
And generate corresponding acquisition facial image；And
The control module being connect with the memory module and described image processing module, the control module is for matching institute
Acquisition facial image and the preset facial image are stated, and according to the corresponding control authority of matching result distributing user.
The air-conditioning Centralized Controller of embodiment of the present invention carries out user identity and control as a result of recognition of face
The management of limit, it is user-friendly, while the effective guarantee safety of airconditioning control rights management, improve user experience.
In some embodiments, the acquisition module uses camera, the camera to be used for default in coverage
The face of the position user and shooting.
In some embodiments, described image processing module is used to judge the clarity of the facial image, and handles
Multiple highest described facial images of clarity are to extract the human face characteristic point for being compared with the preset facial image.
In some embodiments, the air-conditioning Centralized Controller further includes the user interface being connect with the control module
And proximity sensor, the proximity sensor when detecting user close to the air-conditioning Centralized Controller for sending out close to letter
Number, the control module is used to start the user interface according to the approach signal.
In some embodiments, the user interface includes the acquisition module.
In some embodiments, the proximity sensor is additionally operable to detecting that the user concentrates far from the air-conditioning
Locking signal is sent out when controller, the control module is used to close the user interface according to the locking signal.
The embodiment of second aspect of the present invention provides a kind of control method of air-conditioning Centralized Controller, including following step
Suddenly：
S1, acquisition user's face information is to form facial image；
S2 handles user's facial image and generates corresponding acquisition facial image；And
S3 matches the acquisition facial image and preset facial image, and distributes corresponding control authority according to matching result.
The control method of the air-conditioning Centralized Controller of embodiment of the present invention is as a result of recognition of face to user identity
And control authority is managed, it is user-friendly, while the effective guarantee safety of airconditioning control rights management, it improves
User experience.
In some embodiments, the step S2 includes sub-step：
S21 judges the clarity of the facial image；
S22, multiple highest described facial images of processing clarity；And
S23 extracts the human face characteristic point of multiple facial images.
In some embodiments, the air-conditioning Centralized Controller includes user interface, the air-conditioning Centralized Controller
Control method further includes step before the step S1：
S0, whether user is close to the air-conditioning Centralized Controller for detection, if so, opening the user interface；If otherwise after
Continuous detection.
In some embodiments, the control method of the air-conditioning Centralized Controller further includes step after the step S3
Suddenly：
S4, whether detection user leaves the air-conditioning Centralized Controller, if so, locking the user interface；If otherwise after
Continuous detection.
The advantages of additional aspect of the present invention, will be set forth in part in the description, and will partly become from the following description
Obviously, or practice through the invention is recognized.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention is from combining in description of the following accompanying drawings to embodiment by change
It obtains obviously and is readily appreciated that, wherein：
Fig. 1 is the structural schematic diagram of air-conditioning Centralized Controller according to embodiment of the present invention.
Fig. 2 is the high-level schematic functional block diagram of air-conditioning Centralized Controller according to embodiment of the present invention.
Fig. 3 is the control method flow diagram of air-conditioning Centralized Controller according to embodiment of the present invention.
Fig. 4 is face image processing process flow diagram according to embodiment of the present invention.
Specific implementation mode
Embodiments of the present invention are described below in detail, the example of the embodiment is shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the present invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term "center", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise " is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of
The description present invention and simplified description, do not indicate or imply the indicated device or element must have a particular orientation, with spy
Fixed azimuth configuration and operation, therefore be not considered as limiting the invention.In addition, term " first ", " second " are only used for
Purpose is described, relative importance is not understood to indicate or imply or implicitly indicates the quantity of indicated technical characteristic.
" first " is defined as a result, the feature of " second " can explicitly or implicitly include one or more feature.
In description of the invention, the meaning of " plurality " is two or more, unless otherwise specifically defined.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
Can also be to be electrically connected or can mutually communicate to be mechanical connection；It can be directly connected, it can also be by between intermediary
It connects connected, can be the interaction relationship of the connection or two elements inside two elements.For the ordinary skill of this field
For personnel, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
In the present invention unless specifically defined or limited otherwise, fisrt feature the "upper" of second feature or "lower"
It may include that the first and second features are in direct contact, can also not be to be in direct contact but pass through it including the first and second features
Between other characterisation contact.Moreover, fisrt feature second feature " on ", " top " and " above " include first special
Sign is right over second feature and oblique upper, or is merely representative of fisrt feature level height and is higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " following " include fisrt feature right over second feature and oblique upper, or be merely representative of
Fisrt feature level height is less than second feature.
Following disclosure provides many different embodiments or example is used for realizing the different structure of the present invention.In order to
Simplify disclosure of the invention, hereinafter the component of specific examples and setting are described.Certainly, they are merely examples, and
And it is not intended to limit the present invention.In addition, the present invention can in different examples repeat reference numerals and/or reference letter,
This repetition is for purposes of simplicity and clarity, itself not indicate between discussed various embodiments and/or setting
Relationship.In addition, the present invention provides various specific techniques and material example, but those of ordinary skill in the art can be with
Recognize the application of other techniques and/or the use of other materials.
It please refers to Fig.1 and Fig. 2, the air-conditioning Centralized Controller 10 of embodiment of the present invention includes memory module 100, acquires mould
Block 200, image processing module 300 and control module 400.
Specifically, air-conditioning Centralized Controller 10 generally includes shell 11 and control panel 12.Shell 11 is usually rectangular, control
Panel 12 processed is covered in above shell, and carries concerned control command button (not shown).For user's convenience, in some realities
It applies in example, control panel 12 can be capacitance touch screen.The usually suspension of air-conditioning Centralized Controller 10 is set on wall, Yong Hutong
12 input control order of control panel is crossed, to realize control of the air-conditioning Centralized Controller 10 to air-conditioning.Function module is set to
In shell 11.In the present embodiment, memory module 100 is for storing preset facial image InAnd preset facial image is corresponding
Control authority Cn.Acquisition module 200 is for acquiring user's face to form facial image.Image processing module 300 and acquisition mould
Block 200 connects, for handling facial image and generating corresponding acquisition facial image In’.Control module 400 and memory module
100 and image processing module 300 connect, for facial image I will to be acquiredn' and preset facial image InIt is matched, and according to
The corresponding control authority C of matching result distributing usern。
The centralized control of central air-conditioning is related to the airconditioning control of multiple regions, therefore manages for convenience, need to
Family is authorized, and distributes Permission Levels.It in other words, only can be in its corresponding permission model with the user for obtaining mandate
Enclose interior control air-conditioning.Before use, carrying out face information acquisition to authorized user first, preset facial image is formed after processing
In, preset facial image InIt is stored in memory module 100.Meanwhile preset facial image InCorresponding control authority CnAlso it stores
In memory module 100, control authority CnWith preset facial image InIt corresponds.In use, user passes through acquisition module 200
Face information acquisition is carried out, image processing module 300 handles the face information acquired and forms acquisition facial image
In', control module 400 will acquire facial image In' with memory module 100 in preset facial image InIt is matched, and according to
The corresponding control authority C of matching result distributing usern。
For example, user's first is authorized user, before use, through acquisition in advance, the pre- of user's first is stored in memory module 100
Set facial image I1And the control authority C of user's first1And the preset facial image I of other authorized users2、I3... and these
The corresponding control authority C of user2、C3…….In use, user's first acquires face information, image procossing by acquisition module 200
Module 300 handles face information to obtain the acquisition facial image I of user's first1', control module 400 is adopted user's first
Collect facial image I1' with memory module 100 in preset facial image InIt is matched, obtains matching result I1' and I1Phase
Match, according to the matching result, the corresponding control authority C of control module distributing user first1, user's first can be in its control authority C1It is interior
Control air-conditioning.Matching process can usually be realized by the technological means such as traversing or indexing.
For another example user's second is unauthorized user, i.e., there is no the preset facial image of user's second and right in memory module 100
The control authority answered.In use, the acquisition of acquired module 200 and the processing of image processing module 300 obtain the acquisition people of user's second
Face image I2', control module 400 is by I2' with memory module 100 in preset facial image InIt is matched, does not obtain phase
The preset facial image matched, in other words, user's second are unauthorized user, and air-conditioning is controlled without permission.
In this way, carrying out user's body as a result of recognition of face according to the air-conditioning Centralized Controller 10 of embodiment of the present invention
The management of part and air-conditioning permission, user-friendly, user need not remember such as user name and password information, only pass through acquisition
Face information can carry out identification.Meanwhile face information has the characteristics that uniqueness and stability, and in storage not
Easy to be lost or be stolen, the safety of the rights management of effective guarantee improves user experience.
In the present embodiment, acquisition module 200 uses camera, and the camera in coverage for positioning institute
State the face of user and shooting.
Specifically, acquisition module 200 uses camera, camera to detach portrait from background in the environment captured
Out, and camera can carry out automatically into line trace, when subscriber station timing images mobile user in coverage
Head shoots multiple user's facial images.
In this way, acquisition module 200 can realize the acquisition to user's face information, and obtain original image.
In the present embodiment, image processing module 300 is used to judge the clarity of user's face, and handles clearly
Spend multiple highest facial images with extract for preset facial image In' compare human face characteristic point.
Specifically, the facial image that the acquisition of acquisition module 200 obtains is since condition limits and random disturbances cannot be used directly
In recognition of face, therefore image procossing is carried out to it.Image processing module 300 carries out Quality estimation first, using clarity
Multiple facial images of highest, such as 3, it is handled.Processing procedure specifically includes：Light compensation, gray correction, histogram are equal
Weighing apparatusization, normalization, geometric correction, filtering and sharpening.After image procossing, human face characteristic point is obtained from image.Human face characteristic point
Generally include to determine the geometric properties data such as the distance between the size, the shape of human face and each organ of face.Control module
400 will be with the I of the human face characteristic point that is extracted and the preset facial image in memory module 100nCharacteristic point matched, lead to
Setting similarity threshold is crossed, when similarity is more than this threshold value, then assert successful match.
In this way, can complete to acquiring facial image In' processing, obtain for recognition of face characteristic point.Handle multiple
The high facial image of clarity can improve the success rate of recognition of face.
In some embodiments, air-conditioning Centralized Controller 10 further include the user interface being connect with control module 400 and
Proximity sensor 500, proximity sensor 500 when detecting user close to air-conditioning Centralized Controller 10 for sending out close to letter
Number, control module 400 is used to start user interface according to approach signal.
Specifically, air-conditioning Centralized Controller 10 is generally in standby mode when not in use.When being in standby, user
Interface is closed.User interface includes acquisition module 200 and control panel 12.In this way, can using proximity sensor 500
The operating process for simplifying user, when user is close to air-conditioning Centralized Controller 10 and is in effective sensing region, user interface
It automatically turns on, user can directly carry out face information acquisition action, improve user experience.
In such an embodiment, proximity sensor 500 is additionally operable to detecting user far from air-conditioning Centralized Controller
Locking signal is sent out when 10, control module 400 is used to close user interface according to locking signal.
In this way, when user is far from air-conditioning Centralized Controller 10, air-conditioning Centralized Controller 10 is protected automatically into lock-out state
The safety of control authority is demonstrate,proved.
Fig. 3 and Fig. 4 is please referred to, the control method of the air-conditioning Centralized Controller 10 of embodiment of the present invention includes following step
Suddenly：
S1, acquisition user's face information is to form facial image；
S2 handles facial image and generates corresponding acquisition facial image In’；And
S3, matching acquisition facial image In' and preset facial image In, and distribute corresponding control authority according to matching result
Cn。
In this way, according to the control method of the air-conditioning Centralized Controller 10 of embodiment of the present invention as a result of recognition of face
The management of user identity and air-conditioning permission is carried out, user-friendly, user need not remember such as user name and password information,
Only identification can be carried out by acquiring face information.Meanwhile face information has the characteristics that uniqueness and stability, and
Not easy to lose in storage or be stolen, the safety of the rights management of effective guarantee improves user experience.
In the present embodiment, step S2 includes sub-step：
S21 judges the clarity of facial image；
S22 handles multiple highest facial images of clarity；And
S23 extracts the human face characteristic point of multiple facial images.
In this way, acquisition facial image I can be completedn' processing, obtain for recognition of face characteristic point.It is clear using multiple
The high facial image of clear degree can improve the success rate of recognition of face.
In some embodiments, air-conditioning Centralized Controller 10 includes user interface, the air-conditioning Centralized Controller 10
Control method further includes step before the step S1：
S0, whether user is close to air-conditioning Centralized Controller 10 for detection, if so, opening user interface and entering step S1；If
Otherwise continue to detect.
In such an embodiment, further include step after step S3：
Whether S4, detection user leave air-conditioning Centralized Controller 10, if so, locking user interface；If otherwise continuing to detect.
In this way, the operating process of user can be simplified, close to air-conditioning Centralized Controller 10 and effective sensing area is in user
When in domain, user interface automatically turns on, and user can directly carry out face information acquisition action, improve user experience.Work as user
When completing control action and separate air-conditioning Centralized Controller 10, air-conditioning Centralized Controller 10 ensure that automatically into lock-out state
The safety of control authority.
It should be noted that the specific implementation of the control method of the air-conditioning Centralized Controller 10 of embodiment of the present invention
It is similar with the specific implementation of device, the description of method part is referred to, in order to reduce redundancy, is not repeated herein.
In the description of this specification, reference term " embodiment ", " some embodiments ", " schematically implementation
What the description of mode ", " example ", " specific example " or " some examples " etc. meant to describe in conjunction with the embodiment or example
Particular features, structures, materials, or characteristics are contained at least one embodiment or example of the present invention.In this specification
In, schematic expression of the above terms are not necessarily referring to identical embodiment or example.Moreover, the specific spy of description
Sign, structure, material or feature can be combined in any suitable manner in any one or more embodiments or example.
While embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that：
Can these embodiments be carried out with a variety of variations in the case of not departing from the principle of the present invention and objective, modification, replace and become
Type, the scope of the present invention are limited by claim and its equivalent.
Claims (8)
1. a kind of air-conditioning Centralized Controller, which is characterized in that including：
Memory module, the memory module is for storing preset facial image and corresponding control authority；
Acquisition module, the acquisition module is for acquiring user's face information to form facial image；
The image processing module being connect with the acquisition module, described image processing module is for handling the facial image and producing
Raw corresponding acquisition facial image, described image processing module is additionally operable to judge the clarity of the facial image, and handles clear
Clear multiple highest described facial images of degree are to extract the human face characteristic point for being compared with the preset facial image；And
The control module being connect with the memory module and described image processing module, the control module is for matching described adopt
Collect facial image and the preset facial image, and according to the corresponding control authority of matching result distributing user.
2. air-conditioning Centralized Controller as described in claim 1, which is characterized in that the acquisition module uses camera, described
Camera is used to position face and the shooting of the user in coverage.
3. air-conditioning Centralized Controller as described in claim 1, which is characterized in that the air-conditioning Centralized Controller further includes and institute
The user interface and proximity sensor of control module connection are stated, the proximity sensor is for detecting user close to the sky
Approach signal is sent out when adjusting Centralized Controller, the control module is used to start the user interface according to the approach signal.
4. air-conditioning Centralized Controller as claimed in claim 3, which is characterized in that the user interface includes the acquisition mould
Block.
5. air-conditioning Centralized Controller as claimed in claim 3, which is characterized in that the proximity sensor is additionally operable to detecting
Locking signal is sent out when the user is far from the air-conditioning Centralized Controller, the control module is used for according to the locking signal
Lock the user interface.
6. a kind of control method of air-conditioning Centralized Controller, which is characterized in that the control method packet of the air-conditioning Centralized Controller
Include following steps：
S1, acquisition user's face information is to form facial image；
S2 handles the facial image and generates corresponding acquisition facial image；And
S3 matches the acquisition facial image and preset facial image, and distributes corresponding control authority according to matching result；Its
In, the step S2 includes sub-step：
S21 judges the clarity of the facial image；
S22 handles multiple highest described facial images of clarity；And
S23 extracts the human face characteristic point of multiple facial images.
7. the control method of air-conditioning Centralized Controller as claimed in claim 6, which is characterized in that the air-conditioning Centralized Controller
Including user interface, the control method of the air-conditioning Centralized Controller further includes step before the step S1：
S0, whether user is close to the air-conditioning Centralized Controller for detection, if so, opening the user interface；If otherwise continuing to examine
It surveys.
8. the control method of air-conditioning Centralized Controller as claimed in claim 7, which is characterized in that the air-conditioning Centralized Controller
Control method further include step after the step S3：
S4, whether detection user leaves the air-conditioning Centralized Controller, if so, locking the user interface；If otherwise continuing to examine
It surveys.
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106203308B (en) * | 2016-06-30 | 2023-04-21 | 美的集团股份有限公司 | Face recognition method and face recognition device |
| CN106295301B (en) * | 2016-08-16 | 2019-02-19 | 美的集团股份有限公司 | Control method, control device and home appliance system |
| CN106895553B (en) * | 2017-02-14 | 2020-01-10 | 珠海格力电器股份有限公司 | Air conditioner, control method and device thereof, and alarm method and device |
| CN106895552A (en) * | 2017-02-14 | 2017-06-27 | 珠海格力电器股份有限公司 | Control method, device and system of air conditioner |
| CN107120811A (en) * | 2017-06-14 | 2017-09-01 | 珠海格力电器股份有限公司 | Authority control method and device for air conditioner and air conditioner |
| CN108709291B (en) * | 2018-04-16 | 2021-01-26 | 宁波奥克斯电气股份有限公司 | Air conditioner control method based on machine learning and air conditioner |
| CN110513929A (en) * | 2018-08-02 | 2019-11-29 | 永康市异造科技有限公司 | Compressor of air conditioner pattern switching platform |
| CN109539495B (en) * | 2018-11-30 | 2021-07-23 | 广东美的制冷设备有限公司 | Control method, air conditioning apparatus, and storage medium |
| CN110708224B (en) * | 2019-10-28 | 2021-09-21 | 广东美的制冷设备有限公司 | Account association method and device, electronic equipment and storage medium |
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