CN112395911A - Wearable device, terminal, iris image acquisition method, iris image identification method and iris image identification system - Google Patents
Wearable device, terminal, iris image acquisition method, iris image identification method and iris image identification system Download PDFInfo
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Abstract
The present disclosure relates to a wearable device, a terminal, an iris image acquisition method, an iris image identification method and system, and a computer-readable storage medium, wherein the wearable device includes a device body, an infrared light source, an image acquisition unit, and a first transceiver unit; the infrared light source is arranged on the equipment main body and used for irradiating the iris; the image acquisition unit is arranged on the equipment main body and used for acquiring an iris image; the first receiving and sending unit is arranged on the equipment main body, connected with the image acquisition unit and used for receiving an iris identification request sent by a terminal and sending the iris image to the terminal so as to carry out iris identification. The iris image is acquired through the infrared light source and the image acquisition unit which are arranged on the equipment main body, and the iris image is sent to the terminal through the first receiving and sending unit so as to be subjected to iris recognition, and the iris recognition is realized.
Description
Technical Field
The present disclosure relates to the field of computer technologies, and in particular, to a wearable device, a terminal, an iris image acquisition method, an iris image recognition system, and a computer-readable storage medium.
Background
With the development and progress of technology, biometric identification technology is gradually beginning to be applied to various electronic devices. At present, fingerprint identification is widely applied to electronic devices, such as unlocking a mobile phone screen, and identity identification in other application scenarios, such as payment identity authentication.
When fingerprint identification is gathering fingerprint template and fingerprint identification, can lead to discernment failure because of factors such as environment, for example, finger crack, humidity or injury etc to because people's finger can contact a large amount of article every day, and then probably because the fingerprint remains and lead to fingerprint information to leak, there is the potential safety hazard.
It is to be noted that the information disclosed in the above background section is only for enhancement of understanding of the background of the present disclosure, and thus may include information that does not constitute prior art known to those of ordinary skill in the art.
Disclosure of Invention
The invention aims to provide a wearable device, a terminal, an iris image acquisition method, an iris image identification system and a computer readable storage medium, and further solves the problems that fingerprint identification in the related technology is prone to failure and has potential safety hazards to a certain extent.
According to a first aspect of the present disclosure, there is provided a wearable device comprising:
an apparatus main body;
the infrared light source is arranged on the equipment main body and used for irradiating the iris;
the image acquisition unit is arranged on the equipment main body and used for acquiring an iris image;
the first receiving and sending unit is arranged on the equipment main body, connected with the image acquisition unit and used for receiving an iris identification request sent by a terminal and sending the iris image to the terminal so as to carry out iris identification.
According to a second aspect of the present disclosure, there is provided a terminal comprising:
the second transceiving unit is used for sending an iris identification request and receiving an iris image sent by the wearable equipment;
and the second processing unit is connected with the second transceiving unit and is used for carrying out iris recognition according to the iris image.
According to a third aspect of the present disclosure, there is provided an iris recognition system including:
the wearable device is used for acquiring and sending the iris image;
the terminal is used for receiving the iris image acquired by the wearable device and performing iris recognition.
According to a fourth aspect of the present disclosure, there is provided an iris image acquisition method for a wearable device, the method comprising:
receiving an iris identification request, wherein the iris identification request is sent by a terminal;
acquiring an iris image, wherein the iris image is acquired by an image acquisition unit;
and transmitting the iris image.
According to a fifth aspect of the present disclosure, a computer-readable storage medium is provided, on which a computer program is stored which, when being executed by a processor, carries out the method according to the above.
According to a sixth aspect of the present disclosure, there is provided an iris identification method for a terminal, the method including:
receiving an iris image, wherein the iris image is sent to the terminal for wearable equipment;
comparing the iris image and the iris template to determine if the iris image and the iris template match.
According to a seventh aspect of the present disclosure, there is provided a computer readable storage medium having stored thereon a computer program which, when executed by a processor, implements the method according to any one of the above.
The wearable equipment provided by the disclosure acquires iris images through the infrared light source and the image acquisition unit which are arranged on the equipment main body, and transmits the iris images to the terminal through the first receiving and transmitting unit so as to perform iris recognition, so that the iris recognition is realized, and the safety of biological feature recognition is improved.
The terminal receives the iris image through the second receiving and sending unit, realizes iris recognition through the second processing unit, improves the safety of biological feature recognition, and obtains through the wearable terminal because the iris image, so that the feasibility of the terminal structure is considered on the basis of realizing iris recognition by the terminal, the terminal structure is simplified, and the light and thin and full-screen display of the terminal are realized.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
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The above and other features and advantages of the present disclosure will become more apparent by describing in detail exemplary embodiments thereof with reference to the attached drawings.
Fig. 1 is a schematic diagram of a first wearable device provided in an exemplary embodiment of the present disclosure;
fig. 2 is a schematic diagram of a second wearable device provided in an exemplary embodiment of the present disclosure;
fig. 3 is a schematic diagram of a first terminal according to an exemplary embodiment of the present disclosure;
fig. 4 is a schematic diagram of a second terminal provided in an exemplary embodiment of the present disclosure;
fig. 5 is a schematic diagram of a third terminal provided in an exemplary embodiment of the present disclosure;
fig. 6 is a schematic diagram of an iris recognition system provided in an exemplary embodiment of the present disclosure;
fig. 7 is a flowchart of an iris image acquisition method according to an exemplary embodiment of the present disclosure;
fig. 8 is a flowchart of a first iris identification method according to an exemplary embodiment of the present disclosure;
fig. 9 is a schematic diagram of a first computer-readable storage medium provided in an exemplary embodiment of the disclosure.
Detailed Description
Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The same reference numerals denote the same or similar parts in the drawings, and thus, a repetitive description thereof will be omitted.
Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. In the following description, numerous specific details are provided to give a thorough understanding of embodiments of the disclosure. One skilled in the relevant art will recognize, however, that the embodiments of the disclosure can be practiced without one or more of the specific details, or with other methods, components, materials, devices, steps, and so forth. In other instances, well-known structures, methods, devices, implementations, materials, or operations are not shown or described in detail to avoid obscuring aspects of the disclosure.
The block diagrams shown in the figures are functional entities only and do not necessarily correspond to physically separate entities. That is, these functional entities may be implemented in the form of software, or in one or more software-hardened modules, or in different networks and/or processor devices and/or microcontroller devices.
The exemplary embodiment of the present disclosure first provides a wearable device, as shown in fig. 1, which includes a device body, an infrared light source 120, an image acquisition unit 130, and a first transceiving unit 140; an infrared light source 120 is provided in the apparatus main body for irradiating an iris; an image acquisition unit 130 is provided in the apparatus main body, and is configured to acquire an iris image; the first transceiver 140 is disposed in the device body, connected to the image acquisition unit 130, and configured to receive an iris recognition request sent by a terminal and send the iris image to the terminal for iris recognition.
The wearable device provided by the embodiment of the present disclosure obtains the iris image through the infrared light source 120 and the image obtaining unit 130 which are disposed on the device main body 110, and sends the iris image to the terminal through the first transceiving unit 140, so as to perform iris recognition, thereby realizing iris recognition and improving the security of biometric feature recognition.
Further, as shown in fig. 2, the wearable device provided in the embodiment of the present disclosure may further include a first processing unit 150 and a first identification unit 160, where the first processing unit 150 is connected to the image obtaining unit 130 and the first transceiver unit 140, respectively, and is configured to process the iris image to obtain iris feature point data, and control the first transceiver unit 140 to send the iris feature point data. A first identification unit 160, disposed on the device body 110, and configured to match the terminal according to the iris identification request, wherein after the first identification unit 160 matches the terminal, the first transceiver unit 140 sends the iris image to the terminal.
Through set up first processing unit 150 on wearable equipment, handle iris image, acquire iris characteristic point data, then send iris characteristic point data to the terminal, can reduce terminal operand to accelerate transmission speed. The first recognition unit 160 recognizes the terminal, so that the safety of iris recognition can be increased and data leakage can be prevented.
The following will describe in detail various parts of the wearable device provided by the present disclosure:
the device body 110 includes a glasses type wearable device such as smart glasses, VR glasses, or a helmet, etc. The glasses type wearable device is provided with a mounting part for mounting the infrared light source 120 and the image acquisition unit 130. The infrared light source 120 and the image acquisition unit 130 are mounted to the mounting part, and the infrared light source 120 and the image acquisition unit 130 face the eyes of the user when the glasses-type wearable device is in a wearing state.
Wherein, the edge of wearable equipment of glasses formula can be located to the installation department to set up inwards, make infrared light source 120 in during operation light-emitting side towards user's eyes, make image acquisition unit 130 advance the light side towards user's eyes, when acquireing the iris image, infrared light source 120 is luminous to shine user's iris, and iris reflection infrared light gets into image acquisition unit 130, forms the iris image in image acquisition unit 130.
The first transceiver 140 may include a first bluetooth transceiver for receiving an iris recognition request from the terminal and transmitting the iris image to the terminal for iris recognition. The first transceiver unit 140 may monitor the iris recognition request in real time, and when the first transceiver unit 140 receives the iris recognition request, the infrared light source 120 and the image obtaining unit 130 are turned on in response to the iris recognition request to obtain an iris image, and after obtaining the iris image, the first transceiver unit 140 transmits the iris image to the terminal device.
It is understood that the communication between the terminal and the wearable device may be performed by other wireless communication means, such as infrared communication, WiFi communication, visible light communication, or the like. On this basis, the first transceiver unit 140 may include an infrared transceiver unit, a WiFi transceiver unit, a visible light transceiver unit, or the like.
For example, the Bluetooth transceiver device according to the embodiment of the present disclosure may be a Bluetooth Low Energy (BLE), on one hand, BLE is a Low power wireless technology, and many wearable devices currently use BLE to establish a connection with an external device; on the other hand, BLE is a wireless technology working in short distance, which ensures the safety of data transmission between devices to a certain extent and prevents other people from eavesdropping; on the other hand, data transmitted by BLE in a wireless mode is encrypted, and the used secret key is negotiated when connection is established, so that the data cannot be decrypted in time even though other people eavesdrop the wireless data.
The infrared light source 120 may include a light emitting diode provided at the device body 110 for emitting infrared rays. The image acquiring unit 130 may include a camera, which is disposed on the device body 110 and connected to the first transceiving unit 140, for acquiring the iris image. Illustratively, the camera may be an infrared camera.
Wherein, camera and emitting diode can locate the installation department on the wearable equipment of glasses formula. In order to adjust the poses of the camera and the light emitting diodes, the mounting part can comprise a micro motor and a mounting seat, the micro motor and the mounting seat are connected to the glasses frame, and the mounting seat can be driven by the micro motor to adjust the poses. The camera and the light emitting diode may be mounted to the mount.
When the wearable device further includes the first recognition unit 160, the first recognition unit 160 may be connected to the first transceiver unit 140, and after the first transceiver unit 140 receives the iris recognition request, the first recognition unit 160 determines whether the iris recognition request is transmitted by a terminal matching the wearable device according to the iris recognition request, and when the iris recognition request is transmitted by a terminal matching the wearable device, the wearable device performs an iris image acquisition operation, and when the iris recognition request is not transmitted by a terminal matching the wearable device, the iris image acquisition operation is terminated.
When the wearable device further includes the first processing unit 150, the first processing unit 150 is respectively connected to the image obtaining unit 130 and the first transceiving unit 140, and the iris image obtained by the image obtaining unit 130 is transmitted to the first processing unit 150 for processing. Firstly, image sharpening can be carried out, for example, sharpening of an iris image is realized through filtering, noise reduction and the like; iris image feature data may then be extracted from the iris image. The first transceiving unit 140 transmits the iris image feature data to the terminal.
The wearable device is a terminal device integrated with an operating system, for example, an Android OS operating system is integrated, and the operating system on the wearable device may be different from that of the terminal, so that iris data is processed on the wearable device.
It is understood that the first transceiver unit 140 may also directly transmit the iris image to the terminal device, and at this time, the iris image sharpening process and the extraction of the iris image feature data may be performed at the terminal device, which is not specifically limited in this disclosure.
Further, the wearable device further comprises: the first processing unit 150 is further configured to perform iris recognition according to the iris template, and the first transceiver unit 140 is further configured to send an iris recognition result to the terminal.
For example, the first processing unit 150 performs iris recognition according to the iris template: the iris feature point data and the iris template may be compared first. The iris feature point data may be data extracted in the iris image by the first processing unit 150. The iris template is stored in a storage device of the terminal, and the iris template and the iris characteristic point data are called for comparison during comparison. The iris template may also include iris feature point data. And when the matching degree of the iris feature point data and the iris template is greater than a preset threshold value, matching the iris image with the iris template. Comparing the iris feature point data with the iris template to obtain the matching degree of the iris feature point data and the iris template, and matching the iris image with the iris template when the matching degree of the iris feature point data and the iris template is greater than a preset threshold value. The preset threshold may be determined according to the iris recognition, for example, in practice, when the preset threshold is greater than 0.9, the iris recognition error does not occur, and the preset threshold may be set to 0.9.
The wearable device provided by the embodiment of the present disclosure obtains the iris image through the infrared light source 120 and the image obtaining unit 130 which are disposed on the device main body 110, and sends the iris image to the terminal through the first transceiving unit 140, so as to perform iris recognition, thereby realizing iris recognition and improving the security of biometric feature recognition.
It should be noted that the wearable device provided in the embodiment of the present disclosure may further include other devices such as a display screen, a control button, and a camera, which are all prior art and are not described herein again in the embodiment of the present disclosure.
The exemplary embodiment of the present disclosure also provides a terminal, as shown in fig. 3, the terminal includes a second transceiver unit 210 and a second processing unit 220, the second transceiver unit 210 is configured to send an iris identification request and receive an iris image sent by a wearable device; the second processing unit 220 is connected to the second transceiver unit 210, and is configured to perform iris recognition according to the iris image.
The terminal provided by the embodiment of the disclosure receives the iris image through the second transceiving unit 210, realizes iris recognition through the second processing unit 220, and improves security of biometric feature recognition, and because the iris image is acquired through the wearable terminal, the feasibility of the terminal structure is considered on the basis of realizing iris recognition by the terminal, which is beneficial to simplifying the terminal structure, and realizing lightness and thinness and full-screen display of the terminal.
Further, as shown in fig. 4, when the wearable device includes the first identification unit 160, the terminal further includes a second identification unit 230, and the second identification unit 230 is configured to complete matching between the wearable device and the terminal according to the first identification unit 160.
The following will explain each part of the terminal provided by the embodiment of the present disclosure in detail:
the terminal detects a user operation, and when the user triggers an iris recognition operation, transmits an iris recognition request to the wearable device through the second transceiving unit 210. After the first transceiving unit 140 receives the iris recognition request, the infrared light source 120 transmits infrared light in response to the iris recognition request, and the image acquiring unit 130 acquires an iris image in response to the iris recognition request. The first transceiver unit 140 transmits the iris image, and the second transceiver unit 210 receives the iris image and transmits the iris image to the second processor unit 220 for iris recognition.
The second transceiver unit 210 includes a second bluetooth transceiver unit, and the second bluetooth transceiver unit is connected to the second processing unit 220, and is configured to send the iris identification request and receive the iris image sent by the wearable device. The second Bluetooth receiving and dispatching unit is matched with the first Bluetooth receiving and dispatching unit, and communication between the terminal and the wearable device is achieved.
It is understood that the communication between the terminal and the wearable device may be performed by other wireless communication means, such as infrared communication, WiFi communication, visible light communication, or the like. On this basis, the second transceiver unit 210 may include an infrared transceiver unit, a WiFi transceiver unit, a visible light transceiver unit, or the like.
For example, the Bluetooth transceiver device according to the embodiment of the present disclosure may be a Bluetooth Low Energy (BLE), on one hand, BLE is a Low power wireless technology, and many wearable devices currently use BLE to establish a connection with an external device; on the other hand, BLE is a wireless technology working in short distance, which ensures the safety of data transmission between devices to a certain extent and prevents other people from eavesdropping; on the other hand, data transmitted by BLE in a wireless mode is encrypted, and the used secret key is negotiated when connection is established, so that the data cannot be decrypted in time even though other people eavesdrop the wireless data.
The second processing unit 220 may further include a communication control module, which is connected to the second transceiver unit 210 and is used for controlling the second transceiver unit 210 to perform communication. When the second transceiving unit 210 includes a bluetooth transceiving unit, the communication control unit may be a bluetooth control unit.
When the wearable device includes the first recognition unit 160, the terminal further includes a second recognition unit 230, and the second recognition unit 230 and the first recognition unit 160 cooperate to match the wearable device and the terminal. For example, the second recognition unit 230 may add an encrypted check code to the iris recognition request, and the first recognition unit 160 may decode and recognize the encrypted check code. When the first recognition unit 160 successfully recognizes the second recognition unit 230, the terminal and the wearable device are considered to be matched.
As shown in fig. 5, a plurality of applications 250 based on iris authentication may be included in the terminal, and the plurality of applications 250 may be implemented through iris recognition in an application scenario such as login or payment. The terminal is provided with an iris matching algorithm and an iris template. On this basis, the terminal provided by the embodiment of the present disclosure may further include a storage device, and the iris matching algorithm and the iris template may be stored in the storage device.
The iris template may be iris information recorded by the user when the user uses iris recognition for the first time, the iris information is stored in the storage device 240 after being recorded, and the iris template is called to perform matching when iris recognition is performed subsequently. And when the matching degree of the iris image and the iris template is greater than a preset threshold value, the iris recognition is successful, otherwise, the iris recognition is failed.
The terminal provided by the embodiment of the present disclosure may operate in a TEE (Trusted Execution Environment) security Environment based on an alm Trustzone Environment in an iris recognition process. The iris matching algorithm may be performed in a TEE environment. Applications from TEE can perform iris recognition, applications from other environments cannot.
The terminal provided by the embodiment of the disclosure receives the iris image through the second transceiving unit 210, and realizes iris recognition through the second processing unit 220, and since the iris image is acquired through the wearable terminal, the feasibility of the terminal structure is considered on the basis of realizing iris recognition by the terminal, which is beneficial to simplifying the terminal structure, and realizing the lightness and thinness and full-screen display of the terminal. The iris recognition device is prevented from being arranged on the terminal, and the hardware design difficulty is reduced.
The embodiment of the present disclosure further provides an iris recognition system, as shown in fig. 6, where the iris recognition system includes the wearable device and the terminal, and the wearable device is configured to acquire and transmit an iris image; the terminal is used for receiving the iris image acquired by the wearable device and carrying out iris recognition.
The wearable device has been described in detail in the wearable device portion, and the terminal has been described in detail in the terminal portion, which is not repeated herein in the embodiments of the present disclosure.
It should be noted that although in the above detailed description several modules or units of the wearable device and the terminal are mentioned, this division is not mandatory. Indeed, the features and functionality of two or more modules or units described above may be embodied in one module or unit, according to embodiments of the present disclosure. Conversely, the features and functions of one module or unit described above may be further divided into embodiments by a plurality of modules or units.
The exemplary embodiments of the present disclosure also provide an iris image acquisition method for a wearable device, as shown in fig. 7, the iris image acquisition method may include the following steps:
step S710, receiving an iris identification request, wherein the iris identification request is sent by a terminal;
step S720, obtaining an iris image, wherein the iris image is obtained through an image obtaining unit;
and step S730, transmitting the iris image.
According to the iris image acquisition method provided by the embodiment of the disclosure, the iris image is acquired through the infrared light source and the image acquisition unit which are arranged on the device main body, and the iris image is sent to the terminal through the first receiving and sending unit so as to perform iris recognition, so that the iris recognition is realized.
In step S710, an iris recognition request, which is transmitted by a terminal, may be received.
The terminal detects user operation, and when the user triggers iris recognition operation, the iris recognition request is sent to the wearable device through the second receiving and sending unit. The terminal can comprise a plurality of applications based on iris authentication, and the plurality of applications can be realized through iris recognition in application scenes such as login or payment. The user operates the application in the terminal device, for example, when the user logs in a certain application program, the iris recognition operation is triggered, and at the moment, the terminal sends an iris recognition request to the wearable device. The second transceiver unit is used for sending the iris identification request, the first transceiver unit is used for receiving the iris identification request, and the first transceiver unit and the second transceiver unit can be used for communicating through Bluetooth.
In step S720, an iris image may be acquired, which is acquired by the image acquisition unit.
When the iris image is acquired, the infrared light source responds to the iris identification request to emit light, and the image acquisition unit acquires the iris image under the infrared light emitted by the infrared light source. Because the iris can reflect the infrared light, the image acquisition unit can be an infrared camera at the moment, and the infrared camera shoots the iris image.
In step S730, the iris image may be transmitted.
Wherein, the iris image can be transmitted to the second transceiver unit through the first transceiver unit.
Further, the iris image acquisition method further comprises the following steps: determining whether the iris recognition request is transmitted by a terminal matched with the wearable device.
In order to ensure the safety of iris recognition, it is necessary to determine whether the terminal sending the iris recognition request is a terminal matched with the wearable device. At this time, a second identification unit can be arranged in the terminal, a first identification unit can be arranged on the wearable device, and identification is realized through the first identification unit and the second identification unit. For example, the second recognition unit may add an encrypted check code to the iris recognition request, and the first recognition unit may decode and recognize the encrypted check code. And when the first identification unit successfully identifies the second identification unit, the terminal is considered to be matched with the wearable device.
When the wearable device further comprises the first processing unit, the iris image acquisition method may further comprise the steps of:
and acquiring iris feature point data according to the iris image, wherein the iris feature point data is used for iris recognition.
When the wearable device further comprises a first processing unit, the first processing unit processes the iris image, and firstly, the image can be subjected to sharpening, for example, sharpening of the iris image is realized through filtering, noise reduction and the like; iris image feature data may then be extracted from the iris image. The first transceiver unit transmits the iris image feature data to the terminal.
The embodiment of the present disclosure further provides an iris recognition system, as shown in fig. 5, the iris recognition system includes the wearable device and the terminal, and the wearable device is configured to acquire and transmit an iris image; the terminal is used for receiving the iris image acquired by the wearable device and carrying out iris recognition.
The exemplary embodiment of the present disclosure also provides an iris recognition method for a terminal, as shown in fig. 8, the iris recognition method may include the steps of:
step S810, receiving an iris image, wherein the iris image is sent to the terminal by wearable equipment;
step S820, comparing the iris image with the iris template to determine whether the iris image and the iris template are matched.
According to the iris identification method, the iris image acquired by the wearable device is received and processed, iris identification is achieved, and due to the fact that the iris image is acquired through the wearable terminal, the feasibility of the terminal structure is considered on the basis that the iris identification can be achieved by the terminal, the terminal structure is simplified, and the terminal is light, thin and full-screen display is achieved.
In step S810, an iris image may be received, and the iris image is transmitted to the terminal for the wearable device.
The iris image is sent to the terminal for the wearable device, when the wearable device comprises the processing unit, the iris image received by the terminal can be the iris image processed by the processing unit, and the iris image can comprise iris image characteristic data at the moment.
It can be understood that the iris image may also be directly transmitted to the terminal side without being processed at the wearable device side, and the iris image is processed in the terminal.
In step S820, the iris image and the iris template may be compared to determine whether the iris image and the iris template match.
In the iris recognition process, the operation may be performed in a TEE (Trusted Execution Environment) secure Environment based on an am Trustzone Environment. The iris matching algorithm may be performed in a TEE environment. The iris image received in step S810 may be stored in a secure memory, and iris recognition may be performed in an application of the TEE, and iris recognition may not be performed in an application of another environment. For example, after the second transceiving unit receives the iris image, the iris image is stored in a secure storage, at this time, REE (rich Execution environment) gives control right to the TEE, the TEE can access the stored iris image, the iris matching algorithm is run under the TEE environment, the iris image is matched with the iris template, the matching result is sent to the REE, and the REE performs application operation according to the matching result.
The iris template can be iris information recorded by a user when the user uses iris recognition for the first time, the iris information is stored in the storage device after being recorded, and the iris template is called to be matched when iris recognition is performed subsequently.
In one possible embodiment, comparing the iris image with an iris template to determine whether the iris image and the iris template match may be performed by:
and comparing the iris feature point data with the iris template.
The iris feature point data can be data directly received from the wearable device; the wearable device end can also receive the iris image sent by the wearable device end, and then extracts data in the iris image. The iris template is stored in a storage device of the terminal, and the iris template and the iris characteristic point data are called for comparison during comparison. The iris template may also include iris feature point data.
And when the matching degree of the iris feature point data and the iris template is greater than a preset threshold value, matching the iris image with the iris template.
Comparing the iris feature point data with the iris template to obtain the matching degree of the iris feature point data and the iris template, and matching the iris image with the iris template when the matching degree of the iris feature point data and the iris template is greater than a preset threshold value. The preset threshold may be determined according to the iris recognition, for example, in practice, when the preset threshold is greater than 0.9, the iris recognition error does not occur, and the preset threshold may be set to 0.9.
Further, the iris identification method provided by the embodiment of the present disclosure may further include the following steps:
and sending an iris identification request, wherein the iris identification request is used for acquiring and sending the iris image by the wearable equipment after the wearable equipment receives the iris identification request.
The terminal can comprise a plurality of applications based on iris authentication, and the plurality of applications can be realized through iris recognition in application scenes such as login or payment. The terminal detects user operation, and when the user triggers iris identification operation, the iris identification request is sent to the wearable device through the second receiving and sending unit.
According to the iris identification method, the iris image acquired by the wearable device is received and processed, iris identification is achieved, and due to the fact that the iris image is acquired through the wearable terminal, the feasibility of the terminal structure is considered on the basis that the iris identification can be achieved by the terminal, the terminal structure is simplified, and the terminal is light, thin and full-screen display is achieved.
It should be noted that although the various steps of the methods of the present disclosure are depicted in the drawings in a particular order, this does not require or imply that these steps must be performed in this particular order, or that all of the depicted steps must be performed, to achieve desirable results. Additionally or alternatively, certain steps may be omitted, multiple steps combined into one step execution, and/or one step broken down into multiple step executions, etc.
As will be appreciated by one skilled in the art, aspects of the present invention may be embodied as a system, method or program product. Thus, various aspects of the invention may be embodied in the form of: an entirely hardware embodiment, an entirely software embodiment (including firmware, microcode, etc.) or an embodiment combining hardware and software aspects that may all generally be referred to herein as a "circuit," module "or" system.
Through the above description of the embodiments, those skilled in the art will readily understand that the exemplary embodiments described herein may be implemented by software, or by software in combination with necessary hardware. Therefore, the technical solution according to the embodiments of the present disclosure may be embodied in the form of a software product, which may be stored in a non-volatile storage medium (which may be a CD-ROM, a usb disk, a removable hard disk, etc.) or on a network, and includes several instructions to enable a computing device (which may be a personal computer, a server, a terminal device, or a network device, etc.) to execute the method according to the embodiments of the present disclosure.
In an exemplary embodiment of the present disclosure, an aspect also provides a computer-readable storage medium on which a program product capable of implementing the iris image acquisition method described in the present specification is stored. Another aspect also provides a computer-readable storage medium having stored thereon a program product capable of implementing the iris recognition method described in this specification.
In some possible embodiments, aspects of the invention may also be implemented in the form of a program product comprising program code means for causing a terminal to carry out the steps according to various exemplary embodiments of the invention described in the above-mentioned "exemplary methods" section of the description, when said program product is run on the terminal.
Referring to fig. 9, a program product 900 for implementing the above method according to an embodiment of the present invention is described, which may employ a portable compact disc read only memory (CD-ROM) and include program code, and may be run on a terminal, such as a personal computer. However, the program product of the present invention is not limited in this regard and, in the present document, a readable storage medium may be any tangible medium that can contain, or store a program for use by or in connection with an instruction execution system, apparatus, or device.
The program product may employ any combination of one or more readable media. The readable medium may be a readable signal medium or a readable storage medium. A readable storage medium may be, for example, but not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or any combination of the foregoing. More specific examples (a non-exhaustive list) of the readable storage medium include: an electrical connection having one or more wires, a portable disk, a hard disk, a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber, a portable compact disc read-only memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing.
A computer readable signal medium may include a propagated data signal with readable program code embodied therein, for example, in baseband or as part of a carrier wave. Such a propagated data signal may take many forms, including, but not limited to, electro-magnetic, optical, or any suitable combination thereof. A readable signal medium may also be any readable medium that is not a readable storage medium and that can communicate, propagate, or transport a program for use by or in connection with an instruction execution system, apparatus, or device.
Program code embodied on a readable medium may be transmitted using any appropriate medium, including but not limited to wireless, wireline, optical fiber cable, RF, etc., or any suitable combination of the foregoing.
Program code for carrying out operations for aspects of the present invention may be written in any combination of one or more programming languages, including an object oriented programming language such as Java, C + + or the like and conventional procedural programming languages, such as the "C" programming language or similar programming languages. The program code may execute entirely on the user's computing device, partly on the user's device, as a stand-alone software package, partly on the user's computing device and partly on a remote computing device, or entirely on the remote computing device or server. In the case of a remote computing device, the remote computing device may be connected to the user computing device through any kind of network, including a Local Area Network (LAN) or a Wide Area Network (WAN), or may be connected to an external computing device (e.g., through the internet using an internet service provider).
Furthermore, the above-described figures are merely schematic illustrations of processes involved in methods according to exemplary embodiments of the invention, and are not intended to be limiting. It will be readily understood that the processes shown in the above figures are not intended to indicate or limit the chronological order of the processes. In addition, it is also readily understood that these processes may be performed synchronously or asynchronously, e.g., in multiple modules.
Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.
It will be understood that the present disclosure is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is to be limited only by the terms of the appended claims.
Claims (20)
1. A wearable device, characterized in that the wearable device comprises:
an apparatus main body;
the infrared light source is arranged on the equipment main body and used for irradiating the iris;
the image acquisition unit is arranged on the equipment main body and used for acquiring an iris image;
the first receiving and sending unit is arranged on the equipment main body, connected with the image acquisition unit and used for receiving an iris identification request sent by a terminal and sending the iris image to the terminal so as to carry out iris identification.
2. The wearable device of claim 1, further comprising:
and the first processing unit is respectively connected with the image acquisition unit and the first receiving and transmitting unit and is used for processing the iris image to acquire iris feature point data and controlling the first receiving and transmitting unit to transmit the iris feature point data.
3. The wearable device of claim 2, wherein the device body comprises:
wearable equipment of glasses formula, wearable equipment of glasses formula is last to have the installation department, the installation department is used for the installation infrared light source with the image acquisition unit.
4. The wearable device according to claim 3, wherein the infrared light source and the image acquisition unit are mounted to the mounting portion, and the infrared light source and the image acquisition unit face eyes of a user when the glasses-type wearable device is in a worn state.
5. The wearable device of claim 1, wherein the image acquisition unit comprises:
and the camera is arranged on the equipment main body, is connected with the first transceiving unit and is used for acquiring the iris image.
6. The wearable device of claim 1, wherein the infrared light source comprises:
the light emitting diode is arranged on the equipment main body and used for emitting infrared rays;
the first transceiving unit includes:
and the first Bluetooth receiving and sending unit is connected with the image acquisition unit and is used for receiving an iris identification request sent by a terminal and sending the iris image to the terminal.
7. The wearable device of claim 1, further comprising:
and the first identification unit is arranged on the equipment main body and used for matching the terminal according to the iris identification request, and after the first identification unit is matched with the terminal, the first transceiver unit sends the iris image to the terminal.
8. The wearable device of claim 2, further comprising:
the first processing unit is further used for carrying out iris recognition according to the iris template, and the first transceiving unit is further used for sending an iris recognition result to the terminal.
9. A terminal, characterized in that the terminal comprises:
the second transceiving unit is used for sending an iris identification request and receiving an iris image sent by the wearable equipment;
and the second processing unit is connected with the second transceiving unit and is used for carrying out iris recognition according to the iris image.
10. The terminal of claim 9, wherein when the wearable device includes a first identification unit, the terminal further comprises:
and the second identification unit is used for completing the matching of the wearable equipment and the terminal according to the first identification unit.
11. The terminal of claim 9, wherein the second transceiving unit comprises:
and the second Bluetooth receiving and sending unit is connected with the second processing unit and is used for sending the iris identification request and receiving the iris image sent by the wearable equipment.
12. An iris recognition system, comprising:
the wearable device of any of claims 1-8, configured to acquire and transmit an iris image;
the terminal of any of claims 9-11, wherein the terminal is configured to receive an iris image captured by the wearable device and perform iris recognition.
13. An iris image acquisition method for a wearable device, the method comprising:
receiving an iris identification request, wherein the iris identification request is sent by a terminal;
acquiring an iris image, wherein the iris image is acquired by an image acquisition unit;
and transmitting the iris image.
14. An iris image acquisition method as claimed in claim 13, wherein the method further comprises:
determining whether the iris recognition request is transmitted by a terminal matched with the wearable device.
15. An iris image acquisition method as claimed in claim 13, wherein the method further comprises:
and acquiring iris feature point data according to the iris image, wherein the iris feature point data is used for iris recognition.
16. A computer-readable storage medium, on which a computer program is stored which, when being executed by a processor, carries out the method according to any one of claims 13 to 15.
17. An iris identification method for a terminal, the method comprising:
receiving an iris image, wherein the iris image is sent to the terminal for wearable equipment;
comparing the iris image and the iris template to determine if the iris image and the iris template match.
18. An iris identification method as claimed in claim 17, wherein the method further comprises:
and sending an iris identification request, wherein the iris identification request is used for acquiring and sending the iris image by the wearable equipment after the wearable equipment receives the iris identification request.
19. The iris identification method of claim 17 wherein said comparing the iris image with an iris template to determine if the iris image and the iris template match comprises:
comparing the iris feature point data with the iris template;
and when the matching degree of the iris feature point data and the iris template is greater than a preset threshold value, matching the iris image with the iris template.
20. A computer-readable storage medium, on which a computer program is stored which, when being executed by a processor, carries out the method according to any one of claims 17 to 19.
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| CN201910750207.3A CN112395911A (en) | 2019-08-14 | 2019-08-14 | Wearable device, terminal, iris image acquisition method, iris image identification method and iris image identification system |
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| CN201910750207.3A CN112395911A (en) | 2019-08-14 | 2019-08-14 | Wearable device, terminal, iris image acquisition method, iris image identification method and iris image identification system |
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