WO2019006707A1 - Procédé de collecte d'image d'iris, dispositif électronique et support de stockage lisible par ordinateur - Google Patents

Procédé de collecte d'image d'iris, dispositif électronique et support de stockage lisible par ordinateur Download PDF

Info

Publication number
WO2019006707A1
WO2019006707A1 PCT/CN2017/091901 CN2017091901W WO2019006707A1 WO 2019006707 A1 WO2019006707 A1 WO 2019006707A1 CN 2017091901 W CN2017091901 W CN 2017091901W WO 2019006707 A1 WO2019006707 A1 WO 2019006707A1
Authority
WO
WIPO (PCT)
Prior art keywords
iris
infrared light
distance
electronic device
sub
Prior art date
Application number
PCT/CN2017/091901
Other languages
English (en)
Chinese (zh)
Inventor
周意保
Original Assignee
广东欧珀移动通信有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 广东欧珀移动通信有限公司 filed Critical 广东欧珀移动通信有限公司
Priority to PCT/CN2017/091901 priority Critical patent/WO2019006707A1/fr
Publication of WO2019006707A1 publication Critical patent/WO2019006707A1/fr

Links

Images

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F18/00—Pattern recognition

Definitions

  • the present invention relates to the field of biometric identification technologies, and in particular, to an iris collection method, an electronic device, and a computer readable storage medium.
  • iris recognition requires infrared light source-assisted shooting to obtain an iris image with better brightness and clear texture.
  • the distance between the user's iris and the iris recognition module is changed, but the illumination intensity of the existing infrared light source is fixed, so when the user distance is long, the infrared light source is irradiated.
  • the light intensity of the human eye may not be high enough, resulting in the iris recognition module not being able to obtain high quality iris images.
  • Embodiments of the present invention provide an iris acquisition method, an electronic device, and a computer readable storage medium.
  • the iris collection method of the embodiment of the present invention is used for an electronic device.
  • the electronic device includes an iris recognition module, and the iris recognition module includes an infrared light source, and the iris collection method includes the following steps:
  • An iris image of the iris is acquired by acquiring infrared light having the target illumination intensity reflected by the iris.
  • the electronic device of the embodiment of the present invention includes an iris recognition module and an distance detector.
  • the iris recognition module includes an infrared camera and an infrared light source, and the distance detector is configured to acquire between the infrared light source and the iris of the object to be identified.
  • the infrared light source is configured to adjust the emitted light intensity of the emitted infrared light according to the collection distance, so that the illumination intensity of the infrared light reaching the iris of the object to be identified is the target light intensity; the infrared camera An iris image for collecting the iris by acquiring infrared light having the target illumination intensity reflected by the iris.
  • An electronic device in accordance with an embodiment of the present invention includes an iris recognition module, one or more processors, a memory, and one or more programs.
  • the iris recognition module includes an infrared camera and an infrared light source; the one or more programs are stored in the memory and configured to be executed by the one or more processors, the program including for execution The above instructions for the iris acquisition method.
  • a computer readable storage medium in accordance with an embodiment of the present invention includes a computer for use with an electronic device capable of imaging A program executable by the processor to perform the iris acquisition method described above.
  • the iris collecting method, the electronic device and the computer readable storage medium of the embodiment of the present invention change the emitted light intensity of the infrared light source according to the collecting distance between the infrared light source and the iris of the object to be identified, so as to be irradiated onto the iris of the object to be identified.
  • the light intensity is always maintained at the optimum light intensity, resulting in an iris image with better brightness and sharpness.
  • FIG. 1 is a schematic flow chart of an iris collection method according to some embodiments of the present invention.
  • FIG. 2 is a schematic plan view of an electronic device in accordance with some embodiments of the present invention.
  • FIG. 3 is a block diagram of an electronic device in accordance with some embodiments of the present invention.
  • FIG. 4 is a schematic flow chart of an iris collection method according to some embodiments of the present invention.
  • FIG. 5 is a block diagram of a distance detector in accordance with some embodiments of the present invention.
  • FIG. 6 is a schematic diagram of the principle of an iris collection method according to some embodiments of the present invention.
  • FIG. 7 is a schematic flow chart of an iris collection method according to some embodiments of the present invention.
  • FIG. 8 is a schematic plan view of an electronic device in accordance with some embodiments of the present invention.
  • FIG. 9 is a block diagram of a distance detector of some embodiments of the present invention.
  • FIG. 10 is a schematic flow chart of an iris collection method according to some embodiments of the present invention.
  • FIG. 11 is a schematic plan view of an electronic device in accordance with some embodiments of the present invention.
  • an iris collection method is used in an electronic device 100.
  • the electronic device 100 includes an iris recognition module 10.
  • the iris recognition module 10 includes an infrared light source 11.
  • the iris acquisition method includes the following steps:
  • S16 Acquiring an iris image of the iris by acquiring infrared rays having a target illumination intensity reflected by the iris.
  • an iris collection method may be implemented by the electronic device 100 of the embodiment of the present invention.
  • the electronic device 100 of the embodiment of the present invention includes an iris recognition module 10 and a distance detector 20.
  • Step S12 can be implemented by the distance detector 20
  • step S14 can be implemented by the infrared source 11
  • step S16 can be implemented by the infrared camera 12.
  • the distance detector 20 can be used to obtain the acquisition distance between the infrared light source 11 and the iris of the object to be identified; the infrared light source 11 can be used to adjust the emitted light intensity of the emitted infrared light according to the acquisition distance, so that the arrival to be recognized
  • the illumination intensity of the infrared light of the object's iris is the target illumination intensity; the infrared camera 12 can be used to acquire the iris of the object to be identified by acquiring the infrared light having the target illumination intensity reflected by the iris.
  • the electronic device 100 includes an iris recognition module 10, one or more processors 40, a memory 50, and one or more programs 51.
  • one or more programs 51 are stored in the memory 50 and configured to be executed by one or more processors 40.
  • Program 51 includes instructions for performing the following steps:
  • S12 Acquire: a collection distance between the infrared light source 11 and the iris of the object to be identified;
  • S16 Acquire an iris image to be iris by acquiring infrared light having a target illumination intensity reflected by the iris.
  • the infrared camera 10 collects iris images, especially when collecting iris images of Asians, because the iris of Asians is darker in color, it is usually necessary to supplement the light by the infrared light source 11 to obtain an iris image with better brightness and clear texture. .
  • the distance between the iris of the object to be identified and the iris recognition module 10 is often not fixed, and the existing infrared light source 11 usually uses a fixed emission light intensity to fill the light.
  • the distance between the object to be identified and the iris recognition module 10 is far away, the light-filling effect of the infrared light source 11 is weakened, thereby affecting the quality of the collected iris image.
  • the iris collection method changes the emitted light intensity of the infrared light source 11 according to the distance between the infrared light source 11 and the iris of the object to be identified, so that the illumination intensity on the iris irradiated to the object to be identified is always optimally maintained. Intensity, which results in an iris image with better brightness and sharpness.
  • the distance detector 20 includes a laser ranging sensor 21.
  • Step S12 The acquisition distance between the infrared light source 11 and the iris of the object to be identified includes the following steps:
  • S1214 Determine a maximum value of the plurality of sub-distances as an acquisition distance; or determine a median of the plurality of sub-ranges as an acquisition distance; or determine an average of the plurality of sub-ranges as an acquisition distance.
  • the laser ranging sensor 21 includes a laser emitter 211, Laser receiver 212 and laser processing circuit 213.
  • Step S1211 can be implemented by the laser generator 211
  • step S1212 can be implemented by the laser receiver 212
  • both steps S1213 and S1214 can be implemented by the laser processing circuit 213.
  • the laser generator 211 can be used to emit a laser signal; the laser receiver 212 can be used to receive the reflected laser signal;
  • the laser processing circuit 213 can be used to:
  • the program 51 includes instructions for performing the following steps:
  • S1211 Control the laser generator 211 to emit a laser signal
  • S1212 Control the laser receiver 212 to receive the reflected laser signal
  • S1214 Determine a maximum value of the plurality of sub-distances as an acquisition distance; or determine a median of the plurality of sub-ranges as an acquisition distance; or determine an average of the plurality of sub-ranges as an acquisition distance.
  • the laser ranging sensor 21 includes a laser sensor that employs pulse ranging and phase ranging.
  • the laser ranging sensor 21 of the embodiment of the present invention is a laser sensor using pulse ranging.
  • the principle of the laser ranging sensor 21 using the pulse ranging is that the laser generator 211 emits a light pulse, and the light pulse is reflected by the object to be measured (the object to be identified in the embodiment of the present invention is the iris to be identified/the object to be identified) The light pulse is returned to the laser receiver 212 of the laser side pulse ranging sensor.
  • the laser processing circuit 213 calculates the acquisition distance based on the time interval at which the laser ranging sensor 21 transmits and receives the light pulse (i.e., the round-trip propagation time of the light pulse over the distance to be measured) and the propagation speed of the light pulse.
  • a laser ranging sensor 21 has a plurality of laser generators 211 for emitting laser signals in an array, and the laser signals of each laser generator 211 are emitted in different directions and emitted laser signals. The wavelength of light is different.
  • the ranging process of the laser ranging sensor 21 in the number of laser generators 211 in the laser ranging sensor 21 will be described in detail.
  • the nine laser generators 211 simultaneously or time-divisionally emit laser signals, and the laser signals emitted from the nine laser generators 211 respectively reach the nine regions of the object to be identified in the space.
  • the laser signal is reflected after reaching the object to be identified, and the laser receiver 212 is provided with filters of various wavelength bands, and each filter corresponds to the wavelength of the light of the laser signal emitted by the nine laser generators 211, that is, The filter provided corresponding to each of the laser generators 211 can pass only the light of the wavelength band in which the laser signal of the laser generator 211 is located, and filter out the light of other wavelength bands.
  • the laser ranging sensor 21 is divided into nine receiving areas. Since the time difference of the respective laser generators 211 emitting the laser signal and receiving the laser signal is different, the laser processing circuit 213 selects one of the nine sub-ranges or one sub-range from the nine sub-ranges as the acquisition distance. Specifically, you can take 9 The median or average value of the sub-distances is taken as the acquisition distance; or, the maximum of the nine sub-distances may be taken as the acquisition distance.
  • the coverage of the laser signal emitted by the laser ranging sensor 21 should match the field of view of the infrared camera 12 in the iris recognition module 10.
  • the coverage of the laser signal is equal to the field of view of the infrared camera 12; alternatively, the coverage of the laser signal is slightly larger than the field of view of the infrared camera 12. In this way, it is ensured that the value of the acquisition distance obtained by the last laser ranging sensor 21 is more accurate.
  • the laser generator 211 and the infrared source 11 are the same component, and the infrared source 11 can emit an infrared laser.
  • the infrared light source 11 can not only assist the iris recognition module 10 to collect the iris of the object to be identified, but also assist the laser side sensor to measure the distance between the iris recognition module 10 and the iris of the object to be identified, thereby realizing the multiplexing of the infrared light source 11.
  • the multiplexing of the infrared light source 11 can reduce the number of components included in the electronic device 100, and can reduce the proportion of the laser ranging sensor 21 on the electronic device 100 to a certain extent, so that the electronic device 100 can be more wide-screened or freed up. Integrate more features.
  • the distance sensor includes an infrared ranging sensor 22 .
  • Step S12 The acquisition distance between the infrared light source 11 and the iris of the object to be identified includes the following steps:
  • S1223 calculating a plurality of sub-ranges according to a time difference between the emitted infrared light signal and the received reflected: infrared light signal;
  • S1224 Determine a maximum value of the plurality of sub-ranges as an acquisition distance; or determine a median of the plurality of sub-ranges as an acquisition distance; or determine an average of the plurality of sub-ranges as an acquisition distance.
  • the infrared ranging sensor 22 includes an infrared light generator 221 , an infrared light receiver 222 , and an infrared light processing circuit 223 .
  • Step S1221 may be implemented by the infrared light generator 221
  • step S1222 may be implemented by the infrared light receiver 222
  • step S1223 and step S1224 may be implemented by the infrared light processing circuit 223.
  • the infrared light generator 221 can be used to emit an infrared light signal; the infrared light receiver 222 can be used to receive the reflected infrared light signal;
  • the infrared light processing circuit 223 can be used to:
  • the program 51 further includes instructions for performing the following steps:
  • S1221 controlling the infrared light generator 221 to emit an infrared light signal
  • S1222 Control the infrared light receiver 222 to receive the reflected infrared light signal
  • S1223 Calculate a plurality of sub-ranges according to a time difference between the emitted infrared light signal and the received reflected infrared light signal;
  • S1224 Determine a maximum value of the plurality of sub-ranges as an acquisition distance; or determine a median of the plurality of sub-ranges as an acquisition distance; or determine an average of the plurality of sub-ranges as an acquisition distance.
  • the infrared ranging sensor 22 is also based on the time difference between the emitted infrared light signal and the received reflected infrared light signal (ie, the round-trip propagation time of the infrared light signal over the distance to be measured), and the propagation of the infrared light signal. Speed to calculate the acquisition distance.
  • the infrared ranging sensor 22 of the embodiment of the present invention also has a plurality of infrared light generators 221 for emitting infrared light signals distributed in an array, each of the infrared light generators 221 having different infrared light signal emission directions and emitting infrared rays. The wavelength of light of an optical signal is different.
  • the infrared light receiver 222 has filters corresponding to the light wavelengths of the respective infrared light signals, so that a plurality of time difference data can be obtained, and a plurality of sub-distances can be calculated from the plurality of time difference data.
  • the infrared light processing circuit 223 selects a plurality of sub-ranges or selects one sub-distance from the plurality of sub-ranges as the acquisition distance. Specifically, the infrared light processing circuit 223 may take the median or average value of the plurality of sub-ranges as the acquisition distance; or the infrared light processing circuit 223 may take the maximum of the plurality of sub-ranges as the acquisition distance.
  • the coverage of the infrared light signal emitted by the infrared ranging sensor 22 should match the field of view of the infrared camera 12 in the iris recognition module 10.
  • the coverage of the infrared light signal is equal to the field of view of the infrared camera 12; alternatively, the coverage of the infrared light signal is slightly larger than the field of view of the infrared camera 12. In this way, it is ensured that the value of the acquisition distance obtained by the last infrared ranging sensor 22 is more accurate.
  • the infrared light generator 221 and the infrared light source 11 are the same component, and the infrared light source 11 can emit infrared light.
  • the infrared light source 11 can not only assist the iris recognition module 10 to collect the iris of the object to be identified, but also assist the infrared distance measuring sensor 22 to measure the distance between the iris recognition module 10 and the iris of the object to be identified, thereby realizing the multiplexing of the infrared light source 11. .
  • the multiplexing of the infrared light source 11 can reduce the number of components included in the electronic device 100, and can reduce the proportion of the infrared ranging sensor 22 on the electronic device 100 to a certain extent, so that the electronic device 100 can be more wide-screened or freed up. Integrate more features.
  • the iris collection method of the embodiment of the present invention further includes:
  • Step S12 The acquisition distance between the infrared light source 11 and the iris of the object to be identified includes the following steps:
  • S1231 processing a facial image to obtain an iris region
  • step S11 can be implemented by the infrared camera 12, and step S1231, step S1232, and step S1233 can be implemented by the distance detector 20.
  • the distance detector 20 is now the processor 40.
  • the infrared camera 12 can be used to capture a face image of an object to be recognized.
  • the distance detector 20 can be used to:
  • the collection distance is determined according to the scale.
  • the program 51 further includes instructions for performing the following steps:
  • S11 controlling the infrared camera 12 to capture a facial image of the object to be identified
  • S1231 processing a facial image to obtain an iris region
  • the electronic device 100 further includes a visible light camera 30, and step S11 can be implemented by the visible light camera 30. That is to say, the visible light camera 30 can be used to capture a face image of an object to be recognized.
  • a face image of an object to be recognized is captured by the infrared camera 12 or the visible light camera 30.
  • Processor 40 then processes the facial image to extract portions of the iris region. Specifically, if the facial image is captured by the infrared camera 12, the processor 40 directly extracts the contour edge of the facial image, and performs a Hough circular transformation on the image extracted by the contour edge to obtain a portion of the iris region;
  • the processor 40 first converts the face image in the RGB format into the face image in the YCrCb format, and then performs contour edge extraction and Hough circle transformation on the face image in the YCrCb format to extract the iris. region.
  • the ratio of the area of the iris area to the area of the face image is calculated.
  • the proportion of the iris area in the entire facial image has a certain mapping relationship with the collection distance.
  • the above mapping relationship can be obtained through a large number of implementations.
  • the mapping relationship is stored in the memory 50. After the processor 40 calculates the ratio, the acquisition distance can be determined according to the ratio, that is, the mapping relationship.
  • adjusting the emitted light intensity of the infrared light according to the acquisition distance is achieved by adjusting the operating current of the infrared light source 11.
  • the emission power of the infrared light source 11 is positively correlated with the operating current in the case where other conditions such as resistance are constant. Therefore, by increasing the operating current of the infrared light source 11, the emission power of the infrared light source 11 is increased, and the intensity of the emitted light of the infrared light is also stronger.
  • the iris collection method of the embodiment of the present invention is such that the illumination intensity of the infrared light reaching the iris of the object to be identified is the target illumination intensity, and the target illumination intensity is a superior illumination intensity.
  • the iris recognition module 10 can get iris images with better brightness and clear texture.
  • Target light The collection distance corresponding to the intensity is the standard collection distance. After the distance detector 20 detects the collection distance, the iris recognition module 10 can compare the collection distance with the standard collection distance. If the collection distance is larger than the standard collection distance, the iris recognition module 10 is separated from the object to be identified.
  • the working current should be increased, so that the intensity of the emitted light of the infrared light emitted by the infrared light source 11 is enhanced, so that the light intensity of the infrared light reaching the iris of the object to be recognized can reach the target light intensity;
  • the standard acquisition distance is small, indicating that the iris recognition module 10 is close to the object to be identified.
  • the working current should be reduced, so that the intensity of the infrared light emitted by the infrared light source 11 is weakened, thereby reaching in the infrared light.
  • the illumination intensity of the iris of the object to be identified can be reduced to the target illumination intensity. In this way, the infrared camera 12 can acquire the iris of the object to be identified by acquiring the infrared light having the target illumination intensity reflected by the iris, thereby obtaining a better quality iris image.
  • a computer readable storage medium in accordance with an embodiment of the present invention includes a computer program for use in conjunction with an electronic device 100 capable of imaging.
  • the computer program can be executed by processor 40 to perform the iris acquisition method of any of the above embodiments.
  • a computer program can be executed by processor 40 to perform the iris acquisition method described in the following steps:
  • S16 collecting the iris of the object to be identified by acquiring infrared rays having the target illumination intensity reflected by the iris.
  • a computer program can be executed by processor 40 to perform the iris acquisition method described in the following steps:
  • S1211 Control the laser generator 211 to emit a laser signal
  • S1212 Control the laser receiver 212 to receive the reflected laser signal
  • S1214 Determine a maximum value of the plurality of sub-distances as an acquisition distance; or determine a median of the plurality of sub-ranges as an acquisition distance; or determine an average of the plurality of sub-ranges as an acquisition distance.
  • a computer program can be executed by processor 40 to perform the iris acquisition method described in the following steps:
  • S1221 controlling the infrared light generator 221 to emit an infrared light signal
  • S1222 Control the infrared light receiver 222 to receive the reflected infrared light signal
  • S1223 Calculate a plurality of sub-ranges according to a time difference between the emitted infrared light signal and the received reflected infrared light signal;
  • S1224 Determine a maximum value of the plurality of sub-ranges as an acquisition distance; or determine a median of the plurality of sub-ranges as an acquisition distance; or determine an average of the plurality of sub-ranges as an acquisition distance.
  • a computer program can be executed by processor 40 to perform the iris acquisition method described in the following steps:
  • S11 controlling the infrared camera 12 to capture a facial image of the object to be identified
  • S1231 processing a facial image to obtain an iris region
  • the computer program can also be executed by the processor 40 to complete the iris acquisition method described in the step of controlling the visible light camera 30 to capture a facial image of the object to be identified.
  • a "computer-readable medium” can be any apparatus that can contain, store, communicate, propagate, or transport a program for use in an instruction execution system, apparatus, or device, or in conjunction with the instruction execution system, apparatus, or device.
  • computer readable media include the following: electrical connections (electronic devices) having one or more wires, portable computer disk cartridges (magnetic devices), random access memory (RAM), Read only memory (ROM), erasable editable read only memory (EPROM or flash memory), fiber optic devices, and portable compact disk read only memory (CDROM).
  • the computer readable medium may even be a paper or other suitable medium on which the program can be printed, as it may be optically scanned, for example by paper or other medium, followed by editing, interpretation or, if appropriate, other suitable The method is processed to obtain the program electronically and then stored in computer memory.
  • portions of the invention may be implemented in hardware, software, firmware or a combination thereof.
  • multiple steps or methods may be performed by software or firmware stored in a memory and executed by a suitable instruction execution system.
  • a suitable instruction execution system For example, if executed in hardware, as in another embodiment, it can be performed by any one of the following techniques or combinations thereof known in the art: having logic gates for performing logic functions on data signals Discrete logic circuit, ASIC with suitable combination logic gate, programmable gate array (PGA), on-site Programmable Gate Array (FPGA), etc.
  • each functional unit in each embodiment of the present invention may be integrated into one processing module, or each unit may exist physically separately, or two or more units may be integrated into one module.
  • the above integrated modules can be executed in the form of hardware or in the form of software functional modules.
  • the integrated modules, if executed in the form of software functional modules and sold or used as separate products, may also be stored in a computer readable storage medium.
  • the above mentioned storage medium may be a read only memory, a magnetic disk or an optical disk or the like.

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Data Mining & Analysis (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Bioinformatics & Computational Biology (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Evolutionary Biology (AREA)
  • Evolutionary Computation (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Artificial Intelligence (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Image Input (AREA)

Abstract

L'invention concerne un procédé de collecte d'image d'iris, un dispositif électronique (100) et un support de stockage lisible par ordinateur. Le procédé de collecte d'image d'iris selon l'invention est utilisé pour le dispositif électronique (100). Le dispositif électronique (100) comprend un module de reconnaissance d'iris (10). Le module de reconnaissance d'iris (10) comprend une source de lumière infrarouge (11). Le procédé de collecte d'image d'iris consiste : à obtenir une distance de collecte entre une source de lumière infrarouge (11) et l'iris d'un objet à reconnaître (S12) ; à réguler l'intensité d'éclairage d'émission d'un rayon infrarouge émis en fonction de la distance de collecte, de sorte que l'intensité d'éclairage du rayon infrarouge atteignant l'iris de l'objet à reconnaître soit une intensité d'éclairage cible (S14) ; et à collecter une image d'iris de l'objet à reconnaître par l'obtention du rayon infrarouge qui est réfléchi par l'iris et qui présente l'intensité d'éclairage cible (S16).
PCT/CN2017/091901 2017-07-05 2017-07-05 Procédé de collecte d'image d'iris, dispositif électronique et support de stockage lisible par ordinateur WO2019006707A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2017/091901 WO2019006707A1 (fr) 2017-07-05 2017-07-05 Procédé de collecte d'image d'iris, dispositif électronique et support de stockage lisible par ordinateur

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2017/091901 WO2019006707A1 (fr) 2017-07-05 2017-07-05 Procédé de collecte d'image d'iris, dispositif électronique et support de stockage lisible par ordinateur

Publications (1)

Publication Number Publication Date
WO2019006707A1 true WO2019006707A1 (fr) 2019-01-10

Family

ID=64949498

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2017/091901 WO2019006707A1 (fr) 2017-07-05 2017-07-05 Procédé de collecte d'image d'iris, dispositif électronique et support de stockage lisible par ordinateur

Country Status (1)

Country Link
WO (1) WO2019006707A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11917703B2 (en) 2019-05-31 2024-02-27 Samsung Electronics Co., Ltd Method and apparatus for configuring a secondary cell group (SCG) in a dual connectivity (DC) mode

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105426874A (zh) * 2015-12-18 2016-03-23 深圳前海达闼云端智能科技有限公司 一种虹膜识别处理方法和装置
CN205158390U (zh) * 2015-11-20 2016-04-13 北京天诚盛业科技有限公司 虹膜采集装置及具有该装置的生物识别门禁装置
CN105550631A (zh) * 2015-08-25 2016-05-04 宇龙计算机通信科技(深圳)有限公司 一种虹膜图像采集方法及装置
CN105893988A (zh) * 2016-05-20 2016-08-24 北京奇虎科技有限公司 虹膜采集方法及其终端
CN106022275A (zh) * 2016-05-26 2016-10-12 青岛海信移动通信技术股份有限公司 虹膜识别方法、装置及移动终端

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105550631A (zh) * 2015-08-25 2016-05-04 宇龙计算机通信科技(深圳)有限公司 一种虹膜图像采集方法及装置
CN205158390U (zh) * 2015-11-20 2016-04-13 北京天诚盛业科技有限公司 虹膜采集装置及具有该装置的生物识别门禁装置
CN105426874A (zh) * 2015-12-18 2016-03-23 深圳前海达闼云端智能科技有限公司 一种虹膜识别处理方法和装置
CN105893988A (zh) * 2016-05-20 2016-08-24 北京奇虎科技有限公司 虹膜采集方法及其终端
CN106022275A (zh) * 2016-05-26 2016-10-12 青岛海信移动通信技术股份有限公司 虹膜识别方法、装置及移动终端

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11917703B2 (en) 2019-05-31 2024-02-27 Samsung Electronics Co., Ltd Method and apparatus for configuring a secondary cell group (SCG) in a dual connectivity (DC) mode

Similar Documents

Publication Publication Date Title
US10740605B2 (en) Iris collection method, electronic device, and computer readable storage medium
KR102336064B1 (ko) 촬상 장치 및 그 촬상 방법, 화상 처리 장치 및 그 화상 처리 방법, 및, 프로그램
US11145038B2 (en) Image processing method and device for adjusting saturation based on depth of field information
KR102667740B1 (ko) 영상 정합 방법 및 장치
CN108052878B (zh) 人脸识别设备和方法
US9195900B2 (en) System and method based on hybrid biometric detection
US8285054B2 (en) Information processing apparatus and information processing method
EP2485639B1 (fr) Procédé et système de photopléthysmographie
EP3565236A1 (fr) Procédé de commande, dispositif de commande, dispositif mobile, et support de stockage lisible par ordinateur
US9338379B2 (en) System, device, and method for obtaining an image of a person's skin
US20040037450A1 (en) Method, apparatus and system for using computer vision to identify facial characteristics
CN106037651B (zh) 一种心率检测方法及***
US11375133B2 (en) Automatic exposure module for an image acquisition system
US20180197300A1 (en) Irradiation system, irradiation method, and program storage medium
WO2019011110A1 (fr) Procédé et appareil de traitement de région de visage humain dans une scène de rétroéclairage
KR102163108B1 (ko) 영상에서 관심 대상 실시간 검출 방법 및 시스템
US10768283B2 (en) Enhanced distance data acquisition
KR101961266B1 (ko) 시선 추적 장치 및 이의 시선 추적 방법
JP5605565B2 (ja) 対象識別装置及び対象識別方法
WO2019006707A1 (fr) Procédé de collecte d'image d'iris, dispositif électronique et support de stockage lisible par ordinateur
KR101635602B1 (ko) 홍채 인식 방법 및 장치
JPH05297152A (ja) 物体認識装置
CN109981992B (zh) 一种在高环境光变化下提升测距准确度的控制方法及装置
JP2007089969A (ja) 生体パターン撮像装置
US11741748B2 (en) Passive image depth sensing for object verification based on chromatic differentiation

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 17916777

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 17916777

Country of ref document: EP

Kind code of ref document: A1