CN105608436A - Power consumption control method and electronic device - Google Patents
Power consumption control method and electronic device Download PDFInfo
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- CN105608436A CN105608436A CN201510981463.5A CN201510981463A CN105608436A CN 105608436 A CN105608436 A CN 105608436A CN 201510981463 A CN201510981463 A CN 201510981463A CN 105608436 A CN105608436 A CN 105608436A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/18—Eye characteristics, e.g. of the iris
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Abstract
The invention discloses a power consumption control method and an electronic device. The method comprises the following steps: controlling an iris recognition system to transmit first infrared at first preset power consumption; receiving second infrared that is generated by reflection based on the first infrared; determining a value of a first parameter corresponding to the second infrared, and adjusting the first preset power consumption of the iris recognition system based on the value of the first parameter. The method and the electronic device disclosed by the invention are used for solving the technical problem of over high power consumption in the existing iris recognition system.
Description
Technical field
The present invention relates to electronic technology field, relate in particular to a kind of power consumption control method and electronic equipment.
Background technology
In altitude figure society, identification has been penetrated in daily life. Traditional identity is knownThe shortcomings such as method for distinguishing has easy personation, easily lose, easily forget, can not meet the need of Modern Information based SocietyAsk. In recent years, the identity recognizing technology based on biological characteristic causes people's extensive concern, with respect to traditionIdentity recognizing technology, accuracy is high because having for iris recognition technology, the advantage of good stability, high-speed and high-efficiency is fastSpeed is approved widely.
In the prior art, iris authentication system all carries out work with the power consumption of fixing.
But present inventor, realizing in the process of invention technical scheme in the embodiment of the present application, finds above-mentionedAt least there is following technical problem in technology: because the power consumption of infrared searchlight in iris authentication system is very high, leadsThe heating that causes iris authentication system is too high, and the equipment loss of iris authentication system increases, and the life-span reduces.
Summary of the invention
The application provides a kind of power consumption control method and electronic equipment, solves iris authentication system in prior artThe technical problem that power consumption is too high.
The embodiment of the present application provides a kind of power consumption control method on the one hand, comprising:
Control described iris authentication system and launch the first infrared light with the first default power consumption;
Receive the second infrared light producing through reflection based on described the first infrared light;
Determine the value of the first parameter that described the second infrared light is corresponding;
Based on the value of described the first parameter, described first of described iris authentication system the default power consumption is adjustedWhole.
Optionally, the value of described the first parameter, specifically comprises:
Described the second infrared light intensity; Or
The definition of the first image, wherein, this first image refers to the figure generating based on described the second infrared lightPicture.
Optionally, in the described iris authentication system of described control, launch the first infrared light with the first default power consumptionBefore, also comprise:
The work at present pattern of determining described iris authentication system is the first mode of operation;
Based on described the first mode of operation, determine the described first default power consumption.
Optionally, the described value based on described the first parameter, described first pre-to described iris authentication systemIf power consumption is adjusted, specifically comprise:
When the value of described the first parameter is greater than first predetermined threshold value corresponding with described the first mode of operation, by instituteThe power consumption of stating infrared searchlight is reduced to the first power consumption by the described first default power consumption; The value of described the first parameterWhile being less than described the first predetermined threshold value, the power consumption of described infrared searchlight is increased by the described first default power consumptionTo the second power consumption.
Optionally, when described the first parameter is the second infrared light intensity, described the first predetermined threshold value for instituteState the threshold value of infrared light intensity corresponding to the first mode of operation;
When described the first parameter is the definition of the first image, described the first predetermined threshold value is and described the first workThe threshold value of the image definition that operation mode is corresponding. The value of described the first parameter is the definition of described the first imageTime, the described value based on described the first parameter, enters described first of described iris authentication system the default power consumptionRow is adjusted, and specifically comprises:
When the definition of described the first image is greater than the second predetermined threshold value, by the power consumption of described iris authentication systemBe reduced to the first power consumption by the described first default power consumption, wherein, this second predetermined threshold value refers to described the first ginsengWhen the value of number is the definition of described the first image, the image definition corresponding with described the first mode of operationThreshold value;
When the definition of described the first image is less than described the second predetermined threshold value, by described iris authentication systemPower consumption increases to the second power consumption by the described first default power consumption.
Optionally, described mode of operation specifically comprises:
Testing pattern, waits to know described in being used for identifying at iris authentication system described in described testing patternThe face of other object;
Location mode of operation, waits to know described in being used for identifying at iris authentication system described in the mode of operation of described locationThe eyeball of other object;
Eye is followed the tracks of mode of operation, follows the tracks of described in mode of operation described in iris authentication system is used for following the trail of at described eyeThe oculogyral direction of object to be identified;
Iris recognition mode of operation, is used for identifying institute at iris authentication system described in institute's iris recognition mode of operationState the iris of object to be identified;
The first default power consumption of described testing pattern is less than the first default merit of described location mode of operationConsumption, the first default power consumption of described location mode of operation is less than the first default merit of described eye tracking mode of operationConsumption, the first default power consumption that described eye is followed the tracks of mode of operation is less than the first pre-of described iris recognition mode of operationIf power consumption.
The embodiment of the present application provides a kind of electronic equipment on the other hand, comprising:
Housing;
Memory cell, is arranged in described housing, for storing at least one program module;
At least one processor, is arranged in described housing, is connected with described memory cell, described at least oneIndividual processor is by obtain and move described at least one program module from described memory cell, for controllingDescribed iris authentication system is launched the first infrared light with the first default power consumption; Receive based on described the first infrared lightThe second infrared light producing through reflection; Determine the value of the first parameter that described the second infrared light is corresponding; Based on instituteState the value of the first parameter, described first of described iris authentication system the default power consumption is adjusted.
Optionally, the value of described the first parameter, specifically comprises:
Described the second infrared light intensity; Or
The definition of the first image, wherein, this first image refers to the figure generating based on described the second infrared lightPicture.
Optionally, described at least one processor also for:
In the described iris authentication system of described control launch the first infrared light with the first default power consumption before, reallyThe work at present pattern of fixed described iris authentication system is the first mode of operation;
Based on described the first mode of operation, determine the described first default power consumption.
Optionally, described at least one processor also for:
When the value of described the first parameter is greater than first predetermined threshold value corresponding with described the first mode of operation, by instituteThe power consumption of stating infrared searchlight is reduced to the first power consumption by the described first default power consumption; The value of described the first parameterWhile being less than described the first predetermined threshold value, the power consumption of described infrared searchlight is increased by the described first default power consumptionTo the second power consumption.
Optionally, when described the first parameter is the second infrared light intensity, described the first predetermined threshold value for instituteState the threshold value of infrared light intensity corresponding to the first mode of operation;
When described the first parameter is the definition of the first image, described the first predetermined threshold value is and described the first workThe threshold value of the image definition that operation mode is corresponding.
Optionally, described mode of operation specifically comprises:
Testing pattern, waits to know described in being used for identifying at iris authentication system described in described testing patternThe face of other object;
Location mode of operation, waits to know described in being used for identifying at iris authentication system described in the mode of operation of described locationThe eyeball of other object;
Eye is followed the tracks of mode of operation, follows the tracks of described in mode of operation described in iris authentication system is used for following the trail of at described eyeThe oculogyral direction of object to be identified;
Iris recognition mode of operation, is used for identifying institute at iris authentication system described in institute's iris recognition mode of operationState the iris of object to be identified;
The first default power consumption of described testing pattern is less than the first default merit of described location mode of operationConsumption, the first default power consumption of described location mode of operation is less than the first default merit of described eye tracking mode of operationConsumption, the first default power consumption that described eye is followed the tracks of mode of operation is less than the first pre-of described iris recognition mode of operationIf power consumption.
Above-mentioned one or more technical schemes in the embodiment of the present application, at least have following one or more skillsArt effect:
One,, due in technical scheme in the embodiment of the present application, adopted and controlled described iris authentication systemLaunch the first infrared light with the first default power consumption; Receive based on described the first infrared light through second of reflection generationInfrared light; Determine the value of the first parameter that described the second infrared light is corresponding; Based on the value of described the first parameter,The technological means that described first of described iris authentication system the default power consumption is adjusted. Like this, first controlIris authentication system is with the first default power consumption transmitting infrared light, then on the basis of the first default power consumption to irisThe power consumption of recognition system is adjusted. So, realized the technique effect of controlling iris authentication system power consumption.
Two,, due in technical scheme in the embodiment of the present application, adopted and controlled described iris authentication systemIn launch the first infrared light with the first default power consumption before, determine the work at present of described iris authentication systemPattern is the first mode of operation; Based on described the first mode of operation, determine the technology of the described first default power consumptionMeans. Like this, because the power consumption of actual needs is different under the different working modes of iris authentication system, if under different working modes, the value of the first default power consumption is identical, needs so on this basis to adjustRepeatedly whole, in the application, first determine the mode of operation of iris authentication system, true according to work at present patternThe value of the fixed first default power consumption, and carry out on this basis power consumption adjustment, can make the number of times of adjusting subtractFew. Realize the technique effect that improves iris authentication system operating efficiency.
Three,, due in technical scheme in the embodiment of the present application, adopted the value of described the first parameter to be greater thanWhen first predetermined threshold value corresponding with described the first mode of operation, by the power consumption of described infrared searchlight by describedThe first default power consumption is reduced to the first power consumption; When the value of described the first parameter is less than described the first predetermined threshold value,The power consumption of described infrared searchlight is increased to the technological means of the second power consumption by the described first default power consumption. ThisSample is due to needed image definition under different working modes or the infrared light intensity difference that receives, logicalCross and receive the second infrared light, determine infrared light intensity or the first image definition that the second infrared light is corresponding,Compare by the first parameter and required infrared light intensity or the first image definition of iris authentication system,Adjust the power consumption of iris authentication system. Realize the technique effect of accurate adjustment iris authentication system power consumption.
Brief description of the drawings
In order to be illustrated more clearly in the technical scheme in the embodiment of the present application or prior art scheme, below to realityThe accompanying drawing of executing required use in example description is briefly described, apparently, and the accompanying drawing in the following describesOnly some embodiment of the application.
The flow chart that Fig. 1 is a kind of power consumption control method of providing in the embodiment of the present application one;
The structure chart that Fig. 2 is a kind of electronic equipment of providing in the embodiment of the present application two;
The structure chart that Fig. 3 is a kind of electronic equipment of providing in the embodiment of the present application three.
Detailed description of the invention
The embodiment of the present application provides a kind of power consumption control method and electronic equipment, for solving prior art rainbowThe technical problem that film recognition system power consumption is too high, has realized the technique effect that reduces iris authentication system power consumption.Technical scheme in the embodiment of the present application is to solve above-mentioned technical problem, and general thought is as follows:
Control described iris authentication system and launch the first infrared light with the first default power consumption;
Receive the second infrared light producing through reflection based on described the first infrared light;
Determine the value of the first parameter that described the second infrared light is corresponding;
Based on the value of described the first parameter, described first of described iris authentication system the default power consumption is adjustedWhole.
In technical scheme in the embodiment of the present application, adopt and first controlled iris authentication system with firstDefault power consumption transmitting infrared light, then on the basis of the first default power consumption, the power consumption of iris authentication system is carried outThe technological means of adjusting. Realize the technique effect that reduces iris authentication system power consumption.
Below in conjunction with accompanying drawing to the embodiment of the present application technical scheme main realize principle, detailed description of the invention andIt is explained in detail the beneficial effect that should be able to reach.
Embodiment mono-
People's eye structure is made up of parts such as sclera, iris, pupil crystalline lens, retinas. Iris is positionCircular part between black pupil and white sclera, it includes a lot of interlaced spots, thinThe minutia of silk, crown, striped, crypts etc. And iris is after prenatal development stage forms, wholeIn individual life course, will remain unchanged. These characteristics determined the uniqueness of iris feature, also determine simultaneouslyDetermine the uniqueness of identification. Therefore identification that, can be using the iris feature of eyes as everyoneObject. In all biological identification technologies including fingerprint, iris recognition is that current application is the most convenientWith accurate one.
In iris authentication system in the time that iris authentication system sends Infrared irradiation object to be identified, infrared lightArrive object to be identified and be reflected. Iris authentication system receives the infrared light that object to be identified reflects,Generate the image of object to be identified, accessed iris image is extracted, compared and judgement. IrisThe power consumption of recognition system is higher, and the infrared light intensity of sending is higher, receives the infrared of object to be identified reflectionLight light intensity is stronger, and the image of generation really definition is higher. Because iris authentication system is at different working modesThe image definition difference of lower needs, needs the power consumption difference of iris authentication system, but in prior art,Iris authentication system is all with identical power consumption transmitting infrared light.
In the time facing the problems referred to above, the power consumption control method that just can adopt the embodiment of the present application one to provide, please joinExamine Fig. 1, comprising:
S101: control described iris authentication system and launch the first infrared light with the first default power consumption;
S102: receive the second infrared light producing through reflection based on described the first infrared light;
S103: the value of determining the first parameter that described the second infrared light is corresponding;
In the embodiment of the present application, the first infrared light that iris authentication system sends with the first default power consumption arrivesAfter object to be identified, through the reflection of object to be identified, form the second infrared light, iris authentication system connectsAfter receiving the second infrared light of object to be identified reflection, definite first parameter corresponding with the second infrared lightValue, the value of this first parameter comprises the second infrared light intensity that iris authentication system receives or second redThe definition of the first image of outer photogenerated.
Optionally, in the described iris authentication system of described control, launch the first infrared light with the first default power consumptionBefore, also comprise:
The work at present pattern of determining described iris authentication system is the first mode of operation;
Based on described the first mode of operation, determine the described first default power consumption.
In the embodiment of the present application, first to confirm the mode of operation at iris authentication system, can be divided into four kinds:Testing pattern, location mode of operation, eye are followed the tracks of mode of operation, iris recognition mode of operation.
In testing pattern, iris authentication system is for identifying the face of object to be identified, so detectingUnder mode of operation, only need to from the image photographing, identify face; At location mode of operation, irisRecognition system, for identifying the eyeball of object to be identified, needs after identifying the face of object to be identifiedOrient the position of object to be identified eyeball, the image under the image ratio detecting pattern that now needs to photograph moreClear; Follow the tracks of mode of operation at eye, iris authentication system is used for following the trail of the oculogyral direction of object to be identified,So the eyeball that now not only needs to identify object to be identified also will identify the rotation direction of eyeball, needsPicture clarity than high under the mode of operation of location; In iris recognition mode of operation, iris authentication system is usedIn the iris of the described object to be identified of identification, now need to photograph the iris image of object to be identified eyeball,And the particular point in identification object to be identified iris, so the image definition now needing is higher.
Because it is stronger to be reflected back the infrared light intensity of iris authentication system, the image photographing is more clear, so,The first default power consumption of testing pattern is less than the first default power consumption of location mode of operation, location Working mouldThe first default power consumption of formula is less than eye follows the tracks of a first default power consumption of mode of operation, and eye is followed the tracks of the of mode of operationOne default power consumption is less than the first default power consumption of iris recognition mode of operation.
In the embodiment of the present application, the power consumption needing under different mode of operations due to iris authentication system is notThe same, by repetition test repeatedly, the power consumption of the needs under different working modes is added up, draw differenceUnder mode of operation first preset power consumption, after the current mode of operation of iris authentication system being detected,The power consumption of iris authentication system is set to the first default power consumption corresponding with the first current mode of operation,With the first default power consumption transmitting infrared light.
In specific implementation process, concrete, with testing pattern need to by iris authentication system withThe power consumption transmitting infrared light of 0.1W, location mode of operation need to be with the power consumption transmitting infrared light of 0.5W, and eye is followedTrack mode of operation need to be launched infrared light with the power consumption of 1W, need to be with 1.5W under iris recognition mode of operationPower consumption transmitting infrared light be example. Now, if detect that iris authentication system follows the tracks of mode of operation at eye,Just the power consumption of iris authentication system is set to 1W, launches first infrared with the first default power consumption of 1WLight.
S104: based on the value of described the first parameter, to described first of described iris authentication system the default power consumptionAdjust.
The described value based on described the first parameter, enters described first of described iris authentication system the default power consumptionRow is adjusted, and specifically comprises:
When the value of described the first parameter is greater than first predetermined threshold value corresponding with described the first mode of operation, by instituteThe power consumption of stating infrared searchlight is reduced to the first power consumption by the described first default power consumption; The value of described the first parameterWhile being less than described the first predetermined threshold value, the power consumption of described infrared searchlight is increased by the described first default power consumptionTo the second power consumption.
In the embodiment of the present application, in the time that the value of the first parameter is the second infrared light intensity, relatively receiveThe the second infrared light intensity arriving and the size of the first predetermined threshold value, this first predetermined threshold value is iris recognition systemSystem is in the threshold value of infrared light intensity corresponding to the first mode of operation, and the second infrared light intensity receiving is theWithin one predetermined threshold value time, the definition of the first image generating based on the second infrared light just can meet theRequired image definition under one mode of operation. When the infrared light intensity receiving is greater than the first predetermined threshold valueTime, illustrate that the definition of the image of the second infrared light generation is greater than image required under the first mode of operationDefinition, reduces the current power consumption of infrared searchlight, until the second infrared light intensity is in the first predetermined threshold valueWithin; In the time that the infrared light intensity receiving is less than the first predetermined threshold value, the second infrared photoproduction is describedThe definition of the image becoming is less than image definition required under the first mode of operation, and it is to be identified right can not identifyResemble, increase the current power consumption of infrared searchlight, until the second infrared light intensity is within the first predetermined threshold value
In the time that the value of the first parameter is the definition of the first image, the relatively definition of the first image and theThe size of one predetermined threshold value, this first predetermined threshold value is that iris authentication system is at figure corresponding to the first mode of operationThe threshold value of image sharpness, based on second infrared light generate the first image definition the first predetermined threshold value itWhen interior, just meet required image definition under the first mode of operation. When the definition of the first image is greater thanWhen the first predetermined threshold value, illustrate that the definition of the first image is greater than image required under the first mode of operationDefinition, reduces the current power consumption of infrared searchlight, until the definition of the first image is at the 3rd default thresholdWithin value; In the time that the definition of the first image is less than the first predetermined threshold value, the clear of the first image is describedDegree is less than image definition required under the first mode of operation, and the first image definition of generation is less, identificationDo not go out object to be identified, increase the current power consumption of infrared searchlight, until the definition of the first image isWithin one predetermined threshold value.
Embodiment bis-
Please refer to Fig. 2, the embodiment of the present application also provides a kind of electronic equipment, comprising:
Housing 201;
Memory cell 202, is arranged in described housing 201, for storing at least one program module;
At least one processor 203, is arranged in described housing 201, is connected institute with described memory cellState at least one processor 203 by obtain and move described at least one journey from described memory cell 202Order module, launches the first infrared light for controlling described iris authentication system with the first default power consumption; Receive baseThe second infrared light producing through reflection in described the first infrared light; Determine described the second infrared light corresponding firstThe value of parameter; Based on the value of described the first parameter, to described first of described iris authentication system the default power consumptionAdjust.
Optionally, the value of described the first parameter, specifically comprises:
Described the second infrared light intensity; Or
The definition of the first image, wherein, this first image refers to the figure generating based on described the second infrared lightPicture.
Optionally, described at least one processor also for:
In the described iris authentication system of described control launch the first infrared light with the first default power consumption before, reallyThe work at present pattern of fixed described iris authentication system is the first mode of operation;
Based on described the first mode of operation, determine the described first default power consumption.
Optionally, described at least one processor also for:
When the value of described the first parameter is greater than first predetermined threshold value corresponding with described the first mode of operation, by instituteThe power consumption of stating infrared searchlight is reduced to the first power consumption by the described first default power consumption; The value of described the first parameterWhile being less than described the first predetermined threshold value, the power consumption of described infrared searchlight is increased by the described first default power consumptionTo the second power consumption.
Optionally, when described the first parameter is the second infrared light intensity, described the first predetermined threshold value for instituteState the threshold value of infrared light intensity corresponding to the first mode of operation;
When described the first parameter is the definition of the first image, described the first predetermined threshold value is and described the first workThe threshold value of the image definition that operation mode is corresponding.
Optionally, described mode of operation specifically comprises:
Testing pattern, waits to know described in being used for identifying at iris authentication system described in described testing patternThe face of other object;
Location mode of operation, waits to know described in being used for identifying at iris authentication system described in the mode of operation of described locationThe eyeball of other object;
Eye is followed the tracks of mode of operation, follows the tracks of described in mode of operation described in iris authentication system is used for following the trail of at described eyeThe oculogyral direction of object to be identified;
Iris recognition mode of operation, is used for identifying institute at iris authentication system described in institute's iris recognition mode of operationState the iris of object to be identified;
The first default power consumption of described testing pattern is less than the first default merit of described location mode of operationConsumption, the first default power consumption of described location mode of operation is less than the first default merit of described eye tracking mode of operationConsumption, the first default power consumption that described eye is followed the tracks of mode of operation is less than the first pre-of described iris recognition mode of operationIf power consumption.
Embodiment tri-
Please refer to Fig. 3, the embodiment of the present application also provides a kind of electronic equipment, comprising:
Control module 301, launches first infrared for controlling described iris authentication system with the first default power consumptionLight;
Receiving element 302, for receiving the second infrared light producing through reflection based on described the first infrared light;
Determining unit 303, for determining the value of the first parameter that described the second infrared light is corresponding;
Adjustment unit 304, for the value based on described the first parameter, described in described iris authentication systemThe first default power consumption is adjusted.
Optionally, the value of described the first parameter, specifically comprises:
Described the second infrared light intensity; Or
The definition of the first image, wherein, this first image refers to the figure generating based on described the second infrared lightPicture.
Optionally, described control module also for:
In the described iris authentication system of described control launch the first infrared light with the first default power consumption before, reallyThe work at present pattern of fixed described iris authentication system is the first mode of operation;
Based on described the first mode of operation, determine the described first default power consumption.
Optionally, described adjustment unit also for:
When the value of described the first parameter is greater than first predetermined threshold value corresponding with described the first mode of operation, by instituteThe power consumption of stating infrared searchlight is reduced to the first power consumption by the described first default power consumption; The value of described the first parameterWhile being less than described the first predetermined threshold value, the power consumption of described infrared searchlight is increased by the described first default power consumptionTo the second power consumption.
Optionally, when described the first parameter is the second infrared light intensity, described the first predetermined threshold value for instituteState the threshold value of infrared light intensity corresponding to the first mode of operation;
When described the first parameter is the definition of the first image, described the first predetermined threshold value is and described the first workThe threshold value of the image definition that operation mode is corresponding.
Optionally, described mode of operation specifically comprises:
Testing pattern, waits to know described in being used for identifying at iris authentication system described in described testing patternThe face of other object;
Location mode of operation, waits to know described in being used for identifying at iris authentication system described in the mode of operation of described locationThe eyeball of other object;
Eye is followed the tracks of mode of operation, follows the tracks of described in mode of operation described in iris authentication system is used for following the trail of at described eyeThe oculogyral direction of object to be identified;
Iris recognition mode of operation, is used for identifying institute at iris authentication system described in institute's iris recognition mode of operationState the iris of object to be identified;
The first default power consumption of described testing pattern is less than the first default merit of described location mode of operationConsumption, the first default power consumption of described location mode of operation is less than the first default merit of described eye tracking mode of operationConsumption, the first default power consumption that described eye is followed the tracks of mode of operation is less than the first pre-of described iris recognition mode of operationIf power consumption.
Above-mentioned one or more technical schemes in the embodiment of the present application, at least have following one or more skillsArt effect:
One,, due in technical scheme in the embodiment of the present application, adopted and controlled described iris authentication systemLaunch the first infrared light with the first default power consumption; Receive based on described the first infrared light through second of reflection generationInfrared light; Determine the value of the first parameter that described the second infrared light is corresponding; Based on the value of described the first parameter,The technological means that described first of described iris authentication system the default power consumption is adjusted. Like this, first controlIris authentication system is with the first default power consumption transmitting infrared light, then on the basis of the first default power consumption to irisThe power consumption of recognition system is adjusted. So, realized the technique effect of controlling iris authentication system power consumption.
Two,, due in technical scheme in the embodiment of the present application, adopted and controlled described iris authentication systemIn launch the first infrared light with the first default power consumption before, determine the work at present of described iris authentication systemPattern is the first mode of operation; Based on described the first mode of operation, determine the technology of the described first default power consumptionMeans. Like this, because the power consumption of actual needs is different under the different working modes of iris authentication system, if under different working modes, the value of the first default power consumption is identical, needs so on this basis to adjustRepeatedly whole, in the application, first determine the mode of operation of iris authentication system, true according to work at present patternThe value of the fixed first default power consumption, and carry out on this basis power consumption adjustment, can make the number of times of adjusting subtractFew. Realize the technique effect that improves iris authentication system operating efficiency.
Three,, due in technical scheme in the embodiment of the present application, adopted the value of described the first parameter to be greater thanWhen first predetermined threshold value corresponding with described the first mode of operation, by the power consumption of described infrared searchlight by describedThe first default power consumption is reduced to the first power consumption; When the value of described the first parameter is less than described the first predetermined threshold value,The power consumption of described infrared searchlight is increased to the technological means of the second power consumption by the described first default power consumption. ThisSample is due to needed image definition under different working modes or the infrared light intensity difference that receives, logicalCross and receive the second infrared light, determine infrared light intensity or the first image definition that the second infrared light is corresponding,Compare by the first parameter and required infrared light intensity or the first image definition of iris authentication system,Adjust the power consumption of iris authentication system. Realize the technique effect of accurate adjustment iris authentication system power consumption.
Those skilled in the art should understand, embodiments of the invention can be provided as method, system or meterCalculation machine program product. Therefore, the present invention can adopt complete hardware implementation example, completely implement software example or knotClose the form of the embodiment of software and hardware aspect. And the present invention can adopt at one or more wherein bagsThe computer-usable storage medium that contains computer usable program code (include but not limited to magnetic disc store,CD-ROM, optical memory etc.) form of the upper computer program of implementing.
The present invention is that reference is according to the method for the embodiment of the present application, equipment (system) and computer program productThe flow chart of product and/or block diagram are described. Should understand can be by computer program instructions realization flow figure and/ or block diagram in each flow process and/or flow process in square frame and flow chart and/or block diagram and/Or the combination of square frame. Can provide these computer program instructions to all-purpose computer, special-purpose computer, embeddingThe processor of formula processor or other programmable data processing device, to produce a machine, makes by calculatingThe instruction that the processor of machine or other programmable data processing device is carried out produces for realizing at flow chart oneThe device of the function of specifying in square frame of individual flow process or multiple flow process and/or block diagram or multiple square frame.
These computer program instructions also can be stored in energy vectoring computer or other programmable data processing are establishedIn the standby computer-readable memory with ad hoc fashion work, make to be stored in this computer-readable memoryInstruction produce and comprise the manufacture of command device, this command device is realized in flow process or multiple of flow chartThe function of specifying in square frame of flow process and/or block diagram or multiple square frame.
These computer program instructions also can be loaded in computer or other programmable data processing device, makeMust on computer or other programmable devices, carry out sequence of operations step to produce computer implemented placeReason, thus the instruction of carrying out on computer or other programmable devices is provided for realizing one of flow chartThe step of the function of specifying in square frame of flow process or multiple flow process and/or block diagram or multiple square frame.
Specifically the computer program instructions that, the power consumption control method in the embodiment of the present application is corresponding can be byBe stored in CD, hard disk, on the storage mediums such as USB flash disk, corresponding with power consumption control method when in storage mediumComputer program instructions when being read or be performed by an electronic equipment, comprise the steps:
Control described iris authentication system and launch the first infrared light with the first default power consumption;
Receive the second infrared light producing through reflection based on described the first infrared light;
Determine the value of the first parameter that described the second infrared light is corresponding;
Based on the value of described the first parameter, described first of described iris authentication system the default power consumption is adjustedWhole.
Optionally, step " control in described iris authentication system launch with the first default power consumption first infraredLight " corresponding computer program instructions before being performed, also comprise the steps:
The work at present pattern of determining described iris authentication system is the first mode of operation;
Based on described the first mode of operation, determine the described first default power consumption.
Optionally, step " based on the value of described the first parameter, to described iris authentication system described firstDefault power consumption is adjusted " corresponding computer program instructions in the time being performed, specifically comprise the steps:
When the value of described the first parameter is greater than first predetermined threshold value corresponding with described the first mode of operation, by instituteThe power consumption of stating infrared searchlight is reduced to the first power consumption by the described first default power consumption; The value of described the first parameterWhile being less than described the first predetermined threshold value, the power consumption of described infrared searchlight is increased by the described first default power consumptionTo the second power consumption.
Although described the preferred embodiments of the present invention, once those skilled in the art obtain cicada baseThis creative concept, can make other change and amendment to these embodiment. So appended right is wantedAsk and be intended to be interpreted as comprising preferred embodiment and fall into all changes and the amendment of the scope of the invention.
Obviously, those skilled in the art can carry out various changes and modification and not depart from this present inventionBright spirit and scope. Like this, if of the present invention these amendment and modification belong to the claims in the present invention andWithin the scope of its equivalent technologies, the present invention be also intended to comprise these change and modification interior.
Claims (13)
1. a power consumption control method, is applied to iris authentication system, and described method comprises:
Control described iris authentication system and launch the first infrared light with the first default power consumption;
Receive the second infrared light producing through reflection based on described the first infrared light;
Determine the value of the first parameter that described the second infrared light is corresponding;
Based on the value of described the first parameter, described first of described iris authentication system the default power consumption is adjustedWhole.
2. the method for claim 1, is characterized in that, the value of described the first parameter, specifically bagDraw together:
Described the second infrared light intensity; Or
The definition of the first image, wherein, this first image refers to the figure generating based on described the second infrared lightPicture.
3. method as claimed in claim 2, is characterized in that, in the described iris authentication system of described controlLaunch the first infrared light with the first default power consumption before, also comprise:
The work at present pattern of determining described iris authentication system is the first mode of operation;
Based on described the first mode of operation, determine the described first default power consumption.
4. method as claimed in claim 3, is characterized in that, the described value based on described the first parameter,Described first of described iris authentication system the default power consumption is adjusted, is specifically comprised:
When the value of described the first parameter is greater than first predetermined threshold value corresponding with described the first mode of operation, by instituteThe power consumption of stating infrared searchlight is reduced to the first power consumption by the described first default power consumption; The value of described the first parameterWhile being less than described the first predetermined threshold value, the power consumption of described infrared searchlight is increased by the described first default power consumptionTo the second power consumption.
5. method as claimed in claim 4, is characterized in that, described the first parameter is the second infrared lightWhen intensity, described the first predetermined threshold value is the threshold value of the infrared light intensity corresponding with described the first mode of operation;
When described the first parameter is the definition of the first image, described the first predetermined threshold value is and described the first workThe threshold value of the image definition that operation mode is corresponding.
6. method as claimed in claim 2, is characterized in that, described mode of operation specifically comprises:
Testing pattern, waits to know described in being used for identifying at iris authentication system described in described testing patternThe face of other object;
Location mode of operation, waits to know described in being used for identifying at iris authentication system described in the mode of operation of described locationThe eyeball of other object;
Eye is followed the tracks of mode of operation, follows the tracks of described in mode of operation described in iris authentication system is used for following the trail of at described eyeThe oculogyral direction of object to be identified;
Iris recognition mode of operation, is used for identifying institute at iris authentication system described in institute's iris recognition mode of operationState the iris of object to be identified;
The first default power consumption of described testing pattern is less than the first default merit of described location mode of operationConsumption, the first default power consumption of described location mode of operation is less than the first default merit of described eye tracking mode of operationConsumption, the first default power consumption that described eye is followed the tracks of mode of operation is less than the first pre-of described iris recognition mode of operationIf power consumption.
7. an electronic equipment, comprising:
Housing;
Memory cell, is arranged in described housing, for storing at least one program module;
At least one processor, is arranged in described housing, is connected with described memory cell, described at least oneIndividual processor is by obtain and move described at least one program module from described memory cell, for controllingDescribed iris authentication system is launched the first infrared light with the first default power consumption; Receive based on described the first infrared lightThe second infrared light producing through reflection; Determine the value of the first parameter that described the second infrared light is corresponding; Based on instituteState the value of the first parameter, described first of described iris authentication system the default power consumption is adjusted.
8. electronic equipment as claimed in claim 7, is characterized in that, the value of described the first parameter is concreteComprise:
Described the second infrared light intensity; Or
The definition of the first image, wherein, this first image refers to the figure generating based on described the second infrared lightPicture.
9. electronic equipment as claimed in claim 8, is characterized in that, described at least one processor is also usedIn:
In the described iris authentication system of described control launch the first infrared light with the first default power consumption before, reallyThe work at present pattern of fixed described iris authentication system is the first mode of operation;
Based on described the first mode of operation, determine the described first default power consumption.
10. electronic equipment as claimed in claim 9, is characterized in that, described at least one processor alsoBe used for:
When the value of described the first parameter is greater than first predetermined threshold value corresponding with described the first mode of operation, by instituteThe power consumption of stating infrared searchlight is reduced to the first power consumption by the described first default power consumption; The value of described the first parameterWhile being less than described the first predetermined threshold value, the power consumption of described infrared searchlight is increased by the described first default power consumptionTo the second power consumption.
11. electronic equipments as claimed in claim 9, is characterized in that, described the first parameter is second redWhen outer light intensity, described the first predetermined threshold value is the infrared light intensity corresponding with described the first mode of operationThreshold value;
When described the first parameter is the definition of the first image, described the first predetermined threshold value is and described the first workThe threshold value of the image definition that operation mode is corresponding.
12. electronic equipments as claimed in claim 7, is characterized in that, described mode of operation is specifically wrappedDraw together:
Testing pattern, waits to know described in being used for identifying at iris authentication system described in described testing patternThe face of other object;
Location mode of operation, waits to know described in being used for identifying at iris authentication system described in the mode of operation of described locationThe eyeball of other object;
Eye is followed the tracks of mode of operation, follows the tracks of described in mode of operation described in iris authentication system is used for following the trail of at described eyeThe oculogyral direction of object to be identified;
Iris recognition mode of operation, is used for identifying institute at iris authentication system described in institute's iris recognition mode of operationState the iris of object to be identified;
The first default power consumption of described testing pattern is less than the first default merit of described location mode of operationConsumption, the first default power consumption of described location mode of operation is less than the first default merit of described eye tracking mode of operationConsumption, the first default power consumption that described eye is followed the tracks of mode of operation is less than the first pre-of described iris recognition mode of operationIf power consumption.
13. 1 kinds of electronic equipments, comprising:
Control module, launches the first infrared light for controlling described iris authentication system with the first default power consumption;
Receiving element, for receiving the second infrared light producing through reflection based on described the first infrared light;
Determining unit, for determining the value of the first parameter that described the second infrared light is corresponding;
Adjustment unit, for the value based on described the first parameter, to described iris authentication system described firstDefault power consumption is adjusted.
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