WO2016118473A1 - Lens system for high quality visible image acquisition and infra-red iris image acquisition - Google Patents
Lens system for high quality visible image acquisition and infra-red iris image acquisition Download PDFInfo
- Publication number
- WO2016118473A1 WO2016118473A1 PCT/US2016/013840 US2016013840W WO2016118473A1 WO 2016118473 A1 WO2016118473 A1 WO 2016118473A1 US 2016013840 W US2016013840 W US 2016013840W WO 2016118473 A1 WO2016118473 A1 WO 2016118473A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- filter
- lens
- sensor
- configuration
- pass
- Prior art date
Links
- 238000000034 method Methods 0.000 claims abstract description 42
- 238000012545 processing Methods 0.000 description 44
- 238000003384 imaging method Methods 0.000 description 22
- 238000005286 illumination Methods 0.000 description 17
- 238000004891 communication Methods 0.000 description 8
- 238000003860 storage Methods 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 7
- 239000003795 chemical substances by application Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 230000004913 activation Effects 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- RGNPBRKPHBKNKX-UHFFFAOYSA-N hexaflumuron Chemical compound C1=C(Cl)C(OC(F)(F)C(F)F)=C(Cl)C=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F RGNPBRKPHBKNKX-UHFFFAOYSA-N 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001902 propagating effect Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000001429 visible spectrum Methods 0.000 description 2
- IRLPACMLTUPBCL-KQYNXXCUSA-N 5'-adenylyl sulfate Chemical compound C1=NC=2C(N)=NC=NC=2N1[C@@H]1O[C@H](COP(O)(=O)OS(O)(=O)=O)[C@@H](O)[C@H]1O IRLPACMLTUPBCL-KQYNXXCUSA-N 0.000 description 1
- 241000501754 Astronotus ocellatus Species 0.000 description 1
- 101100521334 Mus musculus Prom1 gene Proteins 0.000 description 1
- 241000699670 Mus sp. Species 0.000 description 1
- 241001147389 Panthera uncia Species 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000000802 evaporation-induced self-assembly Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000000859 sublimation Methods 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/14—Optical objectives specially designed for the purposes specified below for use with infrared or ultraviolet radiation
- G02B13/146—Optical objectives specially designed for the purposes specified below for use with infrared or ultraviolet radiation with corrections for use in multiple wavelength bands, such as infrared and visible light, e.g. FLIR systems
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
- G02B3/10—Bifocal lenses; Multifocal lenses
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/20—Filters
-
- 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
- G06V40/19—Sensors therefor
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/10—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from different wavelengths
- H04N23/11—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from different wavelengths for generating image signals from visible and infrared light wavelengths
Definitions
- This disclosure relates generally to systems and methods for image acquisition.
- this disclosure relates to systems and methods of using filters to acquire visible light and infra-red (IR) light images.
- IR infra-red
- the diversity and number of computing devices have increased significantly in recent times. For example, there are portable devices such as laptops and tablets, and traditional desk-bound computing platforms. Some of these devices may include embedded cameras, but these cameras are typically configured in a manner unsuitable for acquiring iris biometric data for authentication purposes.
- the disclosure is directed at methods and systems of using a sensor to acquire biometric and non-biometric images using a combination of filters over a lens. Pairs of the filters can combine over different portions of the lens to pass infra-red or visible light. Therefore, the filters can selectively pass infra-red light through the lens for acquisition of biometric images, and can selectively pass visible light through the lens for acquisition of non-biometric images. Portions of the lens may be configured to support a first depth of field for objects being imaged using IR light, and to support a second depth of field for objects being imaged using visible light.
- the sensor may acquire an image of an iris based on a first imaging configuration. The iris may be located within a predetermined distance relative to the sensor.
- the first imaging configuration may include a first filter over a first portion of a lens coupled to the sensor, and a second filter over at least the first portion that combine with the first filter to allow infra-red light from the iris to pass to the sensor.
- the sensor may acquire an image of an object based on a second imaging configuration.
- the obj ect may be located beyond the predetermined distance.
- the second imaging configuration may include a third filter over a second portion of the lens, and a fourth filter replaces the second filter to combine with the third filter to allow visible light from the object to pass to the sensor.
- this disclosure describes a system for acquiring IR light and visible light images.
- the system may include a sensor and a lens.
- the lens may be configured to operate in at least a first configuration and a second configuration.
- the lens may have a first filter over a first portion of the lens and a second filter over a second portion of the lens.
- a third filter may operate with the lens and the second filter to allow visible light from a first object located beyond a predetermined distance from the lens to pass and be focused on the sensor for image acquisition.
- a fourth filter may operate with the lens and the first filter to allow IR light from a second object located within the predetermined distance to pass and be focused on the sensor for image acquisition.
- the second object located within the predetermined distance comprises an iris for biometric acquisition.
- At least one of the second filter or the third filter may include a band-pass filter configured to allow light of wavelength from 400 nm to 700 nm to pass.
- At least one of the first filter or the fourth filter may include a band-pass filter configured to allow light of wavelength from 750 nm to 860 nm to pass.
- the lens may be disposed at a fixed distance from the sensor in the first configuration and the second configuration.
- the second region of the lens comprises a central disk portion of the lens facing the sensor, and the first region of the lens comprises an annulus portion around the central disk portion. Only one of the third filter or the fourth filter may be operative over the lens at a given time.
- the system may further comprise an IR light source, the IR light source configured to illuminate the second object for image acquisition in the second configuration.
- the system may further comprise a second lens coupled to the third filter or the fourth filter.
- the second lens may be configured to assist the lens in focusing the visible light onto the sensor if coupled to the third filter, or focusing the IR light onto the sensor if coupled to the fourth filter.
- at least one of the first filter or the second filter is deposited on the lens.
- this disclosure describes a method for acquiring IR light and visible light images.
- the method may include operating a lens in a first configuration, the lens having a first filter over a first portion of the lens and a second filter over a second portion of the lens.
- Operating in the first configuration may include operating the lens with a third filter and the second filter to allow visible light from a first obj ect located beyond a predetermined distance from the lens to pass and be focused on a sensor for image acquisition.
- the method may include operating the lens in a second configuration. Operating in the second configuration may comprise operating the lens with a fourth filter and the first filter to allow IR light from a second object located within the predetermined distance to pass and be focused on the sensor for image acquisition.
- the senor acquires, in the second configuration, an image of the second object located within the predetermined distance, the second object comprising an iris for biometric acquisition.
- At least one of the second filter or the third filter may allow light of wavelength from 400 nm to 700 nm to pass.
- the at least one of the second filter or the third filter may comprise a band-pass filter.
- At least one of the first filter or the fourth filter may allow light of wavelength from 750 nm to 860 nm to pass.
- the at least one of the first filter or the fourth filter may comprise a band-pass filter.
- the lens may be maintained at a fixed distance from the sensor in the first configuration and the second configuration.
- the second region of the lens comprises a central disk portion of the lens facing the sensor.
- the first region of the lens may comprise an annulus portion around the central disk portion.
- One of the third filter or the fourth filter may be operatively positioned or otherwise activated over the lens at a given time.
- An IR light source may illuminate the second object for image acquisition in the second configuration.
- the method may include operating a second lens coupled to the third filter or the fourth filter, to assist the lens in focusing the visible light onto the sensor if coupled to the third filter, or in focusing the IR light onto the sensor if coupled to the fourth filter.
- at least one of the first filter or the second filter is deposited on the lens.
- FIG. 1 A is a block diagram illustrative of an embodiment of a networked environment with a client machine that communicates with a server;
- FIG. IB and 1C are block diagrams illustrative of embodiments of computing machines for practicing the methods and systems described herein;
- FIG. 2A is a schematic drawing illustrative of a configuration of one embodiment of a system for acquiring biometric and/or non-biometric images
- FIG. 2B is a schematic drawing illustrative of a configuration of one embodiment of a system for acquiring biometric and/or non-biometric images
- FIG. 2C is a schematic drawing illustrative another configuration of one embodiment of a system for acquiring biometric and/or non-biometric images
- FIG. 2D is a schematic drawing illustrative of another configuration of one embodiment of a system for acquiring biometric and/or non-biometric images.
- FIG. 2E is a flow diagram illustrative of one embodiment of a method for acquiring biometric and/or non-biometric images.
- Section A describes a network environment and computing environment which may be useful for practicing embodiments described herein;
- Section B describes embodiments of systems and methods for acquiring visible light and IR light images.
- FIG. 1A illustrates one embodiment of a computing environment 101 that includes one or more client machines 102A-102N (generally referred to herein as “client machine(s) 102") in communication with one or more servers 106A-106N (generally referred to herein as “server(s) 106"). Installed in between the client machine(s) 102 and server(s) 106 is a network.
- the computing environment 101 can include an appliance installed between the server(s) 106 and client machine(s) 102.
- This appliance can manage client/server connections, and in some cases can load balance client connections amongst a plurality of backend servers.
- the client machine(s) 102 can in some embodiment be referred to as a single client machine 102 or a single group of client machines 102, while server(s) 106 may be referred to as a single server 106 or a single group of servers 106.
- server(s) 106 may be referred to as a single server 106 or a single group of servers 106.
- a single client machine 102 communicates with more than one server 106, while in another embodiment a single server 106 communicates with more than one client machine 102. In yet another embodiment, a single client machine 102 communicates with a single server 106.
- a client machine 102 can, in some embodiments, be referenced by any one of the following terms: client machine(s) 102; client(s); client computer(s); client device(s); client computing device(s); local machine; remote machine; client node(s); endpoint(s); endpoint node(s); or a second machine.
- the server 106 in some embodiments, may be referenced by any one of the following terms: server(s), local machine; remote machine; server farm(s), host computing device(s), or a first machine(s).
- the client machine 102 can in some embodiments execute, operate or otherwise provide an application that can be any one of the following: software; a program; executable instructions; a virtual machine; a hypervisor; a web browser; a web-based client; a client- server application; a thin-client computing client; an ActiveX control; a Java applet; software related to voice over internet protocol (VoIP) communications like a soft IP telephone; an application for streaming video and/or audio; an application for facilitating real-time-data communications; a HTTP client; a FTP client; an Oscar client; a Telnet client; or any other set of executable instructions.
- Still other embodiments include a client device 102 that displays application output generated by an application remotely executing on a server 106 or other remotely located machine. In these embodiments, the client device 102 can display the application output in an application window, a browser, or other output window.
- the application is a desktop, while in other embodiments the application is an application that generates a desktop.
- the computing environment 101 can include more than one server 106A-106N such that the servers 106A-106N are logically grouped together into a server farm 106.
- the server farm 106 can include servers 106 that are geographically dispersed and logically grouped together in a server farm 106, or servers 106 that are located proximate to each other and logically grouped together in a server farm 106.
- Geographically dispersed servers 106A- 106N within a server farm 106 can, in some embodiments, communicate using a WAN, MAN, or LAN, where different geographic regions can be characterized as: different continents; different regions of a continent; different countries; different states; different cities; different campuses; different rooms; or any combination of the preceding geographical locations.
- the server farm 106 may be administered as a single entity, while in other embodiments the server farm 106 can include multiple server farms 106.
- a server farm 106 can include servers 106 that execute a substantially similar type of operating system platform (e.g., WINDOWS NT, manufactured by Microsoft Corp. of Redmond, Washington, UNIX, LINUX, or SNOW LEOPARD.)
- the server farm 106 can include a first group of servers 106 that execute a first type of operating system platform, and a second group of servers 106 that execute a second type of operating system platform.
- the server farm 106 in other embodiments, can include servers 106 that execute different types of operating system platforms.
- the server 106 can be any server type.
- the server 106 can be any of the following server types: a file server; an application server; a web server; a proxy server; an appliance; a network appliance; a gateway; an application gateway; a gateway server; a virtualization server; a deployment server; a SSL VPN server; a firewall; a web server; an application server or as a master application server; a server 106 executing an active directory; or a server 106 executing an application acceleration program that provides firewall functionality, application functionality, or load balancing functionality.
- a server 106 may be a RADIUS server that includes a remote authentication dial -in user service.
- Some embodiments include a first server 106A that receives requests from a client machine 102, forwards the request to a second server 106B, and responds to the request generated by the client machine 102 with a response from the second server 106B.
- the first server 106A can acquire an enumeration of applications available to the client machine 102 and well as address information associated with an application server 106 hosting an application identified within the enumeration of applications.
- the first server 106A can then present a response to the client's request using a web interface, and communicate directly with the client 102 to provide the client 102 with access to an identified application.
- Client machines 102 can, in some embodiments, be a client node that seeks access to resources provided by a server 106.
- the server 106 may provide clients 102 or client nodes with access to hosted resources.
- the server 106 functions as a master node such that it communicates with one or more clients 102 or servers 106.
- the master node can identify and provide address information associated with a server 106 hosting a requested application, to one or more clients 102 or servers 106.
- the master node can be a server farm 106, a client 102, a cluster of client nodes 102, or an appliance.
- One or more clients 102 and/or one or more servers 106 can transmit data over a network 104 installed between machines and appliances within the computing environment 101.
- the network 104 can comprise one or more sub-networks, and can be installed between any combination of the clients 102, servers 106, computing machines and appliances included within the computing environment 101.
- the network 104 can be: a local-area network (LAN); a metropolitan area network (MAN); a wide area network (WAN); a primary network 104 comprised of multiple sub-networks 104 located between the client machines 102 and the servers 106; a primary public network 104 with a private subnetwork 104; a primary private network 104 with a public sub-network 104; or a primary private network 104 with a private sub-network 104.
- Still further embodiments include a network 104 that can be any of the following network types: a point to point network; a broadcast network; a telecommunications network; a data communication network; a computer network; an ATM (Asynchronous Transfer Mode) network; a SONET
- the network topology of the network 104 can differ within different embodiments, possible network topologies include: a bus network topology; a star network topology; a ring network topology; a repeater-based network topology; or a tiered-star network topology.
- Additional embodiments may include a network 104 of mobile telephone networks that use a protocol to communicate among mobile devices, where the protocol can be any one of the following: AMPS; TDMA; CDMA; GSM; GPRS UMTS; 3G; 4G; or any other protocol able to transmit data among mobile devices.
- AMPS AMPS
- TDMA Time Division Multiple Access
- CDMA Code Division Multiple Access
- GSM Global System for Mobile communications
- GPRS UMTS 3G
- 4G 4G
- FIG. IB Illustrated in Figure IB is an embodiment of a computing device 100, where the client machine 102 and server 106 illustrated in Figure 1A can be deployed as and/or executed on any embodiment of the computing device 100 illustrated and described herein.
- a system bus 150 that communicates with the following components: a central processing unit 121; a main memory 122; storage memory 128; an input/output (I/O) controller 123; display devices 124A-124N; an installation device 116; and a network interface 118.
- the storage memory 128 includes: an operating system, software routines, and a client agent 120.
- the I/O controller 123 in some embodiments, is further connected to a key board 126, and a pointing device 127. Other embodiments may include an I/O controller 123 connected to more than one input/output device 130A-130N.
- Figure 1C illustrates one embodiment of a computing device 100, where the client machine 102 and server 106 illustrated in Figure 1A can be deployed as and/or executed on any embodiment of the computing device 100 illustrated and described herein.
- a system bus 150 that communicates with the following components: a bridge 170, and a first I/O device 13 OA.
- the bridge 170 is in further communication with the main central processing unit 121, where the central processing unit 121 can further communicate with a second I/O device 130B, a main memory 122, and a cache memory 140.
- I/O ports I/O ports, a memory port 103, and a main processor.
- Embodiments of the computing machine 100 can include a central processing unit 121 characterized by any one of the following component configurations: logic circuits that respond to and process instructions fetched from the main memory unit 122; a
- the central processing unit 122 may include any combination of the following: a microprocessor, a microcontroller, a central processing unit with a single processing core, a central processing unit with two processing cores, or a central processing unit with more than one processing core.
- Figure 1C illustrates a computing device 100 that includes a single central processing unit 121
- the computing device 100 can include one or more processing units 121.
- the computing device 100 may store and execute firmware or other executable instructions that, when executed, direct the one or more processing units 121 to simultaneously execute instructions or to simultaneously execute instructions on a single piece of data.
- the computing device 100 may store and execute firmware or other executable instructions that, when executed, direct the one or more processing units to each execute a section of a group of instructions. For example, each processing unit 121 may be instructed to execute a portion of a program or a particular module within a program.
- the processing unit 121 can include one or more processing cores.
- the processing unit 121 may have two cores, four cores, eight cores, etc.
- the processing unit 121 may comprise one or more parallel processing cores.
- the processing cores of the processing unit 121 may in some embodiments access available memory as a global address space, or in other embodiments, memory within the computing device 100 can be segmented and assigned to a particular core within the processing unit 121.
- the one or more processing cores or processors in the computing device 100 can each access local memory.
- memory within the computing device 100 can be shared amongst one or more processors or processing cores, while other memory can be accessed by particular processors or subsets of processors.
- the multiple processing units can be included in a single integrated circuit (IC).
- IC integrated circuit
- the processors can execute a single instruction simultaneously on multiple pieces of data (SIMD), or in other embodiments can execute multiple instructions simultaneously on multiple pieces of data (MIMD).
- SIMD single instruction simultaneously on multiple pieces of data
- MIMD multiple instructions simultaneously on multiple pieces of data
- the computing device 100 can include any number of SIMD and MIMD processors.
- the computing device 100 can include an image processor, a graphics processor or a graphics processing unit.
- the graphics processing unit can include any combination of software and hardware, and can further input graphics data and graphics instructions, render a graphic from the inputted data and instructions, and output the rendered graphic.
- the graphics processing unit can be included within the processing unit 121.
- the computing device 100 can include one or more processing units 121, where at least one processing unit 121 is dedicated to processing and rendering graphics.
- One embodiment of the computing machine 100 includes a central processing unit 121 that communicates with cache memory 140 via a secondary bus also known as a backside bus, while another embodiment of the computing machine 100 includes a central processing unit 121 that communicates with cache memory via the system bus 150.
- the local system bus 150 can, in some embodiments, also be used by the central processing unit to communicate with more than one type of I/O device 130A-130N.
- the local system bus 150 can be any one of the following types of buses: a VESA VL bus; an ISA bus; an EISA bus; a MicroChannel Architecture (MCA) bus; a PCI bus; a PCI-X bus; a PCI- Express bus; or a NuBus.
- computing machine 100 includes an I/O device 130A-130N that is a video display 124 that communicates with the central processing unit 121. Still other versions of the computing machine 100 include a processor 121 connected to an I/O device 13 OA- 13 ON via any one of the following connections:
- the computing device 100 includes a main memory unit 122 and cache memory 140.
- the cache memory 140 can be any memory type, and in some embodiments can be any one of the following types of memory: SRAM; BSRAM; or EDRAM.
- Other embodiments include cache memory 140 and a main memory unit 122 that can be any one of the following types of memory: Static random access memory (SRAM), Burst SRAM or SynchBurst SRAM (BSRAM); Dynamic random access memory (DRAM); Fast Page Mode DRAM (FPM DRAM); Enhanced DRAM (EDRAM), Extended Data Output RAM (EDO RAM); Extended Data Output DRAM (EDO DRAM); Burst Extended Data Output DRAM (BEDO DRAM); Enhanced DRAM (EDRAM); synchronous DRAM
- SDRAM Secure Digital RAM
- JEDEC SRAM PC 100 SDRAM; Double Data Rate SDRAM (DDR SDRAM); Enhanced SDRAM (ESDRAM); SyncLink DRAM (SLDRAM); Direct Rambus DRAM (DRDRAM); Ferroelectric RAM (FRAM); or any other type of memory.
- Further embodiments include a central processing unit 121 that can access the main memory 122 via: a system bus 150; a memory port 103; or any other connection, bus or port that allows the processor 121 to access memory 122.
- One embodiment of the computing device 100 provides support for any one of the following installation devices 116: a CD-ROM drive, a CD-R/RW drive, a DVD-ROM drive, tape drives of various formats, USB device, a bootable medium, a bootable CD, a bootable CD for GNU/Linux distribution such as K OPPIX®, a hard-drive or any other device suitable for installing applications or software.
- Applications can in some embodiments include a client agent 120, or any portion of a client agent 120.
- the computing device 100 may further include a storage device 128 that can be either one or more hard disk drives, or one or more redundant arrays of independent disks; where the storage device is configured to store an operating system, software, programs applications, or at least a portion of the client agent 120.
- a further embodiment of the computing device 100 includes an installation device 116 that is used as the storage device 128.
- the computing device 100 may further include a network interface 118 to interface to a Local Area Network (LAN), Wide Area Network (WAN) or the Internet through a variety of connections including, but not limited to, standard telephone lines, LAN or WAN links (e.g., 802.11, Tl, T3, 56kb, X.25, SNA, DECNET), broadband connections (e.g., ISDN, Frame Relay, ATM, Gigabit Ethernet, Ethernet-over-SONET), wireless connections, or some combination of any or all of the above.
- LAN Local Area Network
- WAN Wide Area Network
- the Internet may further include a network interface 118 to interface to a Local Area Network (LAN), Wide Area Network (WAN) or the Internet through a variety of connections including, but not limited to, standard telephone lines, LAN or WAN links (e.g., 802.11, Tl, T3, 56kb, X.25, SNA, DECNET), broadband connections (e.g., ISDN, Frame Relay, ATM, Gigabit Ethernet, Ethernet
- Connections can also be established using a variety of communication protocols (e.g., TCP/IP, IPX, SPX, NetBIOS, Ethernet, ARCNET, SONET, SDH, Fiber Distributed Data Interface (FDDI), RS232, RS485, IEEE 802.11, IEEE 802.11a, IEEE 802.11b, IEEE 802. l lg, CDMA, GSM, WiMax and direct asynchronous connections).
- One version of the computing device 100 includes a network interface 118 able to communicate with additional computing devices 100' via any type and/or form of gateway or tunneling protocol such as Secure Socket Layer (SSL) or Transport Layer Security (TLS), or the Citrix Gateway Protocol manufactured by Citrix Systems, Inc.
- SSL Secure Socket Layer
- TLS Transport Layer Security
- Versions of the network interface 118 can comprise any one of: a built-in network adapter; a network interface card; a PCMCIA network card; a card bus network adapter; a wireless network adapter; a USB network adapter; a modem; or any other device suitable for interfacing the computing device 100 to a network capable of communicating and performing the methods and systems described herein.
- Embodiments of the computing device 100 include any one of the following I/O devices 130A-130N: a keyboard 126; a pointing device 127; mice; trackpads; an optical pen; trackballs; microphones; drawing tablets; video displays; speakers; inkjet printers; laser printers; and dye-sublimation printers; or any other input/output device able to perform the methods and systems described herein.
- An I/O controller 123 may in some embodiments connect to multiple I/O devices 103A-130N to control the one or more I/O devices.
- I/O devices 130A-130N may be configured to provide storage or an installation medium 116, while others may provide a universal serial bus (USB) interface for receiving USB storage devices such as the USB Flash Drive line of devices manufactured by Twintech Industry, Inc.
- USB universal serial bus
- Still other embodiments include an I/O device 130 that may be a bridge between the system bus 150 and an external communication bus, such as: a USB bus; an Apple Desktop Bus; an RS-232 serial connection; a SCSI bus; a FireWire bus; a FireWire 800 bus; an Ethernet bus; an AppleTalk bus; a Gigabit Ethernet bus; an Asynchronous Transfer Mode bus; a HIPPI bus; a Super HIPPI bus; a SerialPlus bus; a SCI/LAMP bus; a FibreChannel bus; or a Serial Attached small computer system interface bus.
- the computing machine 100 can execute any operating system, while in other embodiments the computing machine 100 can execute any of the following operating systems: versions of the MICROSOFT WINDOWS operating systems; the different releases of the Unix and Linux operating systems; any version of the MAC OS manufactured by Apple Computer; OS/2, manufactured by International Business Machines; Android by Google; any embedded operating system; any real-time operating system; any open source operating system; any proprietary operating system; any operating systems for mobile computing devices; or any other operating system.
- the computing machine 100 can execute multiple operating systems.
- the computing machine 100 can execute PARALLELS or another virtualization platform that can execute or manage a virtual machine executing a first operating system, while the computing machine 100 executes a second operating system different from the first operating system.
- the computing machine 100 can be embodied in any one of the following computing devices: a computing workstation; a desktop computer; a laptop or notebook computer; a server; a handheld computer; a mobile telephone; a portable telecommunication device; a media playing device; a gaming system; a mobile computing device; a netbook, a tablet; a device of the IPOD or IP AD family of devices manufactured by Apple Computer; any one of the PLAYSTATION family of devices manufactured by the Sony Corporation; any one of the Nintendo family of devices manufactured by Nintendo Co; any one of the XBOX family of devices manufactured by the Microsoft Corporation; or any other type and/or form of computing, telecommunications or media device that is capable of communication and that has sufficient processor power and memory capacity to perform the methods and systems described herein.
- the computing machine 100 can be a mobile device such as any one of the following mobile devices: a JAVA-enabled cellular telephone or personal digital assistant (PDA); any computing device that has different processors, operating systems, and input devices consistent with the device; or any other mobile computing device capable of performing the methods and systems described herein.
- the computing device 100 can be any one of the following mobile computing devices: any one series of Blackberry, or other handheld device manufactured by Research In Motion Limited; the iPhone manufactured by Apple Computer; Palm Pre; a Pocket PC; a Pocket PC Phone; an Android phone; or any other handheld mobile device. Having described certain system components and features that may be suitable for use in the present systems and methods, further aspects are addressed below.
- the disclosure is directed at methods and systems of using a sensor to acquire biometric and non-biometric images using a combination of filters over a lens. Pairs of the filters can combine over different portions of the lens to pass infra-red or visible light. Therefore, the filters can selectively pass infra-red light through the lens for acquisition of biometric images, and can selectively pass visible light through the lens for acquisition of non-biometric images. Portions of the lens may be configured to support a first depth of field for objects being imaged using IR light, and to support a second depth of field for objects being imaged using visible light.
- the sensor may acquire an image of an iris based on a first imaging configuration. The iris may be located within a predetermined distance relative to the sensor.
- the first imaging configuration may include a first filter over a first portion of a lens coupled to the sensor, and a second filter over at least the first portion that combine with the first filter to allow infra-red light from the iris to pass to the sensor.
- the sensor may acquire an image of an object based on a second imaging configuration. The object may be located beyond the predetermined distance.
- the second imaging configuration may include a third filter over a second portion of the lens, and a fourth filter replaces the second filter to combine with the third filter to allow visible light from the object to pass to the sensor.
- Embodiments of the present methods and systems may allow a single sensor or camera, and/or a single lens, to acquire biometrics (e.g., iris information) and images of other obj ects.
- the sensor may be coupled to a lens to acquire biometric and non-biometric images using a combination of filters. Pairs of the filters may combine over different portions of a lens to pass infra-red or visible light. Particular pairs of the filters may combine under a first imaging configuration for acquiring biometric (e.g., IR) images. Other pairs of the filters may combine under a second imaging configuration for acquiring non-biometric (e.g., visible light) images.
- biometrics e.g., iris information
- the sensor may be coupled to a lens to acquire biometric and non-biometric images using a combination of filters. Pairs of the filters may combine over different portions of a lens to pass infra-red or visible light. Particular pairs of the filters may combine under a first imaging configuration for acquiring
- a system may comprise a lens that is capable of focusing within a mid to far range (e.g., depth of field of 20" to infinity) in the visible wavelength of light and also capable of focusing at a near range (e.g., a depth of field of 10", 1 ", 3", 5", 8", 12", 15", 18", etc.) in the infra-red (IR) wavelength of light.
- the system may include a sensor for image acquisition.
- the system may include a filter layer on a subset (e.g., a first portion) of the lens and a filter layer external to the lens such that the combination of the two filters are configured to be IR-cut or visible-pass, or allows only visible illumination to pass through to the sensor.
- the system may include a filter layer on another portion of the lens, and another filter layer external to the lens such that the combination of the two latter filters are configured to be IR-pass or visible-cut, or allows only infrared illumination to pass through to the sensor.
- the mid to far range may include a depth of field of for example, 10", 12", 15", 18", 20", 25", 30", 35", 40” or otherwise, to 50", 100", 150", 200", 300", 500", infinity or otherwise.
- the mid to far range does not overlap with the near range.
- the mid range (of the mid to far range) abuts or overlaps with the near range.
- One or both of the external filter layers may be movable or removable relative to the lens. For instance, the external filter layer on the first portion of the lens may slide over, or be moved relative to any portion of the lens or the whole lens.
- the system may be coupled to or incorporated into a computing device, such as any embodiment of the computing device 100, 102, 103 described above in connection with Figure 1A-1 C.
- a main processor or CPU 121 may operate the sensor and/or external filter layers, and may generate and/or process an image acquired via the sensor.
- the main processor or CPU 121 may control illumination (IR and/or visible) for image acquisition.
- iris recognition uses imagery of the iris that is at least 100 pixels in diameter and uses IR illumination, according to some ISO specifications for the iris.
- the field of view of a sensor e.g., for a typical visible spectrum webcam
- the visible spectrum webcam may be configured to have focal lengths that provide a depth of field that is approximately 20" to infinity, to acquire images of objects.
- the lens system comprises at least two portions or settings. These portions or settings may sometimes be referred as imaging configurations or imaging modes.
- the first portion or setting may include or correspond to a lens portion (e.g., first lens portion) that has a focal length that allows a sharp image of an iris in infra-red light to be focused on a sensor when the iris is located at a near distance (e.g., 10", 1 ", 3", 5", 8", 12", 15", 18", etc., from the lens) from the lens, sensor or system.
- the first portion/setting may include a filter layer (e.g., filter 1) located over a same lens portion as a filter layer extemal (e.g., filter 4) to the lens.
- the combination of the two filter layers may be such that visible illumination is attenuated, and/or such that infra-red illumination suitable for iris recognition is allowed to pass through this lens portion.
- the infra-red illumination band that is allowed to pass may be 750-860nm for example.
- one or both of the aforementioned filter layers under the first setting may be a band-pass filter for light of any wavelength within 750-860nm, for example.
- the IR-pass band may be between 680nm, 700nm, 720 nm, 725nm, 750nm, 770nm or otherwise, to 800nm, 820nm, 840nm, 860nm, 880nm, 900nm or otherwise, for example.
- the second portion or setting may include or correspond to a second or different lens portion to the aforementioned first portion, that has a focal length that allows a sharp image of obj ect(s) in visible light to be focused on a sensor when objects are at a mid to far distance from the lens, sensor or system.
- the second lens portion may be non-overlapping with the first lens portion, and may abut at least a portion of the first lens portion.
- the second portion of the lens may be coupled to a filter layer (e.g., filter 2), and a filter layer external (e.g., filter 3) to the lens such that the combination of the latter two filter layers is such that infra-red illumination is attenuated and/or such that visible illumination suitable for viewing objects by humans is allowed to pass through or within the second portion of the lens.
- the visible illumination band that is allowed to pass may be 400- 700nm, for example.
- one or both filter layers under the second setting may be a band-pass filter of light of any wavelength from 400-700nm, for example.
- the IR-pass band may be between 250nm, 300nm, 350nm, 400nm, 450nm, 500nm, 550nm, 600nm or otherwise, to 600nm, 650nm, 700nm, 850nm, 900nm, 950nm, lOOOnm, 1200nm or otherwise, for example.
- Figure 2A shows one embodiment of the system.
- the lens may correspond to the large circular shape, and one lens portion may comprise an outer annulus covered by filter 1. Another lens portion may comprise a central disk covered by filter 2.
- a moveable or removable external filter 3 may be on top of (or in front of, relative to the transmission direction of illumination propagating towards) the lens.
- Figure 2B shows focusing and/or acquisition of imagery under the
- Figure 2C shows the system configured such that the external filter material now corresponds to filter 4 (e.g., filter 4 may be
- Figure 2D shows focusing and/or acquisition of imagery under the configuration of Figure 2C.
- the combination of filter 1 and filter 4 may allow infra-red light (corresponding to biometric information for example) to pass through the circular annulus portion of the lens and focus onto the sensor. Visible illumination however may be blocked (e.g., over the central portion of the lens covered by filter 2, and over the annulus portion) by the filter 4 and/or 1.
- a switch between filter 3 and filter 4 over some portion of the lens may be performed by sliding (e.g., manually) one or more filter structures over the lens or relative to the lens.
- filter 3 and filter 4 may remain in place relative to the lens, and each may be selectively activated (electrically and/or mechanically) to pass/transmit or attenuate/block certain wavelengths of light.
- One or more of the filters described herein may each be referred as an optical filter.
- One or more of the filters described herein may each comprise an interference, dichroic, absorptive, Lyot, or metal mesh filter.
- Each of the filters may be of any shape and size, e.g., relative to the lens, which itself may be of any shape and size.
- a filter and/or the lens may have rectangular, square, circular and/or curved features.
- the shape and/or size of a filter may be configured relative to the lens, or a portion of the lens with which the filter couples (e.g., optically couples).
- a lens may have a circular or rectangular profile, and may comprise portions configured for different depth of fields.
- the lens may be machined or produced to support the multiple (e.g., dual) imaging configurations described herein.
- the size and/or shape of a first filter may be configured to correspond/conform to or cover a first portion of the lens configured for a first imaging configuration, for example.
- Another filter e.g., the filter 3 and/or filter 4) may be configured to cover, completely or substantially (e.g., 80, 85, 90, 95 or 99 percent of) all of one side of the lens (e.g., where light is incident on, or emerges from).
- the size, shape and/or diameter(s) of the central portion/disk and/or circular annulus may be determined based on the lens' expected or configured range of focal lengths in the visible wavelength of light and/or in the IR wavelength of light.
- the lens' expected or configured range of focal lengths in the IR and/or visible wavelength of light may correspond to an expected or configured range of the distance of an iris, eye or subject from the system (e.g., lens) for image capture.
- the lens' expected or configured range of focus in the visible wavelength of light may correspond to an expected or configured range of the distance of objects (e.g., non-iris objects) from the system (e.g., lens) for image capture.
- one portion of the lens is configured to support a first range of focal lengths (or a first depth of field) and another portion of the lens is configured to support a second range of focal lengths (or a second depth of field). In certain embodiments, one portion of the lens is configured to support a first depth of field for image acquisition using IR light and another portion of the lens is configured to support a second depth of field for image acquisition using visible light.
- a sensor acquires an image of an iris based on a first imaging configuration.
- the iris may be located within a predetermined distance relative to the sensor.
- the first imaging configuration may include a first filter over a first portion of a lens coupled to the sensor, and a second filter over at least the first portion that combine with the first filter to allow infra-red light from the iris to pass to the sensor.
- the first and/or the second filters may be located on the same side (where light in incident on, or emerges from the lens) or different sides of the lens.
- One or both filters may couple directly (e.g., be deposited) onto the lens.
- One or both filters may be disposed some distance(s) from the lens, e.g., mounted on a slider, frame or panel.
- the sensor may acquire an image of an object based on a second imaging
- the object may be located beyond the predetermined distance.
- the second imaging configuration may include a third filter over a second portion of the lens, and a fourth filter replaces the second filter to combine with the third filter to allow visible light from the object to pass to the sensor.
- the third and/or the fourth filters may be located on the same side or different sides of the lens.
- One or both filters may couple directly (e.g., be deposited) onto the lens.
- One or both filters may be disposed some distance(s) from the lens, e.g., mounted on a slider, frame or panel.
- the system may include an additional lens (e.g., a thin lens) coupled on one or both of filters 3 and 4 of Figure 2D for instance, in order to perform at least some of the re-focus of the lens between visible and infra-red.
- a second lens may be coupled on filter 3, and a third lens may be coupled on filter 4.
- the second lens and the third lens may be configured to have the same or different focusing characteristic(s). For instance, different focusing characteristics may be configured corresponding to the different depths of field and/or wavelengths (e.g., IR vs visible light).
- filter 3 may be deposited on (or coupled to) a slider.
- Filter 4 may be deposited on another slider, or on another portion of the same slider.
- a slider can move an associated filter over the lens, or away from the lens.
- the slider can be used to switch between filters 3 and 4, in positioning one of these filters over the lens.
- the slider e.g., filter 3 and/or filter 4
- the slider may not be present. This may allow contamination of visible illumination/light and infra-red illumination/light. Due to the different focus point of each of the infra-red and visible elements, the
- contamination can be acceptable (e.g. of an acceptable level) in some circumstances.
- an imaging system includes a lens, and the lens may have a first filter over a first portion of the lens, and may have a second filter over a second portion of the lens.
- the method includes operating the lens in a first configuration, comprising operating the lens with a third filter and the second filter to allow visible light from a first object located beyond a predetermined distance from the lens to pass and be focused on a sensor for image acquisition (201).
- the sensor may acquire, in the first configuration, an image of the first object located beyond the predetermined distance (203).
- the lens may be operated in a second configuration, comprising operating the lens with a fourth filter and the first filter to allow IR light from a second object located within the predetermined distance to pass and be focused on the sensor for image acquisition (205).
- the sensor may acquire, in the second configuration, an image of the second object located within the predetermined distance (207).
- the second object may comprise an iris for biometric acquisition.
- the lens may have a first filter over a first portion of the lens, and may have a second filter over a second portion of the lens. At least one of the first filter or the second filter may be deposited on, or coupled to the lens. For example, one or both of the filters may be fused or applied onto different parts of the surface of the lens. In some embodiments, one or both of the filters are placed or secured over different parts of the outer surface of one side of the lens.
- the second region of the lens comprises a central disk portion of the lens facing the sensor, and the first region of the lens comprises an annulus portion around the central disk portion.
- the imaging system may operate the lens in several configurations, including at least a first configuration and a second configuration.
- the imaging system operates the lens in a first configuration.
- the system may operate the lens with a third filter and the second filter to allow visible light from a first object located beyond a predetermined distance from the lens to pass and be focused on a sensor for image acquisition.
- the system may allow the visible light to pass through the third filter, the lens and the second filter (via the second portion), to reach the sensor.
- At least one of the second filter or the third filter may allow light of wavelength from 400 nm to 700 nm to pass.
- the at least one of the second filter or the third filter may comprise a band-pass filter.
- the first filter may block some or all of the visible light from passing through or leaving the first portion of the lens.
- the lens corresponding to the second portion, may focus the visible light onto the sensor (or onto visible light sensitive or visible light specific portions of the sensor).
- the system operates a second lens coupled to the third filter, to assist the lens in focusing the visible light onto the sensor.
- the sensor may acquire, in the first configuration, an image of the first object located beyond the predetermined distance.
- the sensor may acquire an image of the first object using visible light when the third filter is activated or covering the lens.
- a processor of the system may, for example, coordinate the image acquisition with the activation or use of the third filter in relation to the lens.
- the system may illuminate the object using a visible light source, for acquisition of an image of the first object.
- a processor of the system may, for example, coordinate the image acquisition with the illumination from the visible light source.
- the imaging system operates the lens in a second configuration.
- the system may operate the lens with a fourth filter and the first filter to allow IR light from another object located within the predetermined distance to pass and be focused on the sensor for image acquisition.
- the system may allow the IR light to pass through the fourth filter, the lens and the first filter (via the first portion), to reach the sensor.
- At least one of the first filter or the fourth filter may allow light of wavelength from 750 nm to 860 nm to pass.
- the at least one of the first filter or the fourth filter may comprise a band-pass filter.
- the second filter may block some or all of the IR light from passing through or leaving the second portion of the lens.
- the lens may focus the IR light onto the sensor (or onto IR light sensitive or IR specific portions of the sensor).
- the system operates another lens coupled to the fourth filter, to assist the lens in focusing the IR light onto the sensor.
- the system operates only one of the third filter or the fourth filter over the lens at a given time. The lens may be maintained at a fixed distance from the sensor in the first configuration and the second configuration
- the sensor may acquire, in the second configuration, an image of the second object located within the predetermined distance.
- the second object may comprise an iris for biometric acquisition.
- the sensor may acquire, in the second configuration, an image of the second object located within the predetermined distance.
- the sensor may acquire an image of the second object using IR light when the fourth filter is activated or covering the lens.
- a processor of the system may, for example, coordinate the image acquisition with the activation or use of the fourth filter in relation to the lens.
- the system may illuminate the object using an IR light source, for acquisition of an image of the second object.
- a processor of the system may, for example, coordinate the image acquisition with the illumination from the IR light source.
- systems described above may provide multiple ones of any or each of those components and these components may be provided on either a standalone machine or, in some embodiments, on multiple machines in a distributed system.
- the systems and methods described above may be implemented as a method, apparatus or article of manufacture using programming and/or engineering techniques to produce software, firmware, hardware, or any combination thereof.
- the systems and methods described above may be provided as one or more computer-readable programs embodied on or in one or more articles of manufacture.
- article of manufacture as used herein is intended to encompass code or logic accessible from and embedded in one or more computer-readable devices, firmware, programmable logic, memory devices (e.g., EEPROMs, ROMs, PROMs, RAMs, SRAMs, etc.), hardware (e.g., integrated circuit chip, Field Programmable Gate Array (FPGA), Application Specific Integrated Circuit (ASIC), etc.), electronic devices, a computer readable non-volatile storage unit (e.g., CD-ROM, floppy disk, hard disk drive, etc.).
- the article of manufacture may be accessible from a file server providing access to the computer-readable programs via a network transmission line, wireless transmission media, signals propagating through space, radio waves, infrared signals, etc.
- the article of manufacture may be a flash memory card or a magnetic tape.
- the article of manufacture includes hardware logic as well as software or programmable code embedded in a computer readable medium that is executed by a processor.
- the computer-readable programs may be implemented in any programming language, such as LISP, PERL, C, C++, C#, PROLOG, or in any byte code language such as JAVA.
- the software programs may be stored on or in one or more articles of manufacture as object code.
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BR112017015375A BR112017015375A2 (en) | 2015-01-20 | 2016-01-19 | high quality infrared iris image acquisition and visible lens acquisition system |
EP16740566.1A EP3248370A4 (en) | 2015-01-20 | 2016-01-19 | Lens system for high quality visible image acquisition and infra-red iris image acquisition |
CN201680017096.XA CN107438779B (en) | 2015-01-20 | 2016-01-19 | Lens system for high-quality visible light image acquisition and infrared IRIS image acquisition |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201562105691P | 2015-01-20 | 2015-01-20 | |
US62/105,691 | 2015-01-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2016118473A1 true WO2016118473A1 (en) | 2016-07-28 |
Family
ID=56408095
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2016/013840 WO2016118473A1 (en) | 2015-01-20 | 2016-01-19 | Lens system for high quality visible image acquisition and infra-red iris image acquisition |
Country Status (5)
Country | Link |
---|---|
US (2) | US10074011B2 (en) |
EP (1) | EP3248370A4 (en) |
CN (1) | CN107438779B (en) |
BR (1) | BR112017015375A2 (en) |
WO (1) | WO2016118473A1 (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106796655A (en) * | 2014-09-12 | 2017-05-31 | 眼锁有限责任公司 | Method and apparatus for guiding sight line of the user in iris authentication system |
BR112017015375A2 (en) * | 2015-01-20 | 2018-01-16 | Eyelock Llc | high quality infrared iris image acquisition and visible lens acquisition system |
CN114143435A (en) | 2016-11-10 | 2022-03-04 | 奇跃公司 | Method and system for multiple F-value shots |
TWI617845B (en) * | 2017-03-16 | 2018-03-11 | 財團法人工業技術研究院 | Image sensing apparatus |
US11080874B1 (en) * | 2018-01-05 | 2021-08-03 | Facebook Technologies, Llc | Apparatuses, systems, and methods for high-sensitivity active illumination imaging |
GB2607264A (en) * | 2021-03-31 | 2022-12-07 | Continental Automotive Gmbh | An imaging device arranged in an instrument cluster of vehicle for monitoring driver |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20080308712A1 (en) | 2007-03-22 | 2008-12-18 | Fujifilm Corporation | Image capturing apparatus |
US7621636B2 (en) * | 2007-01-10 | 2009-11-24 | Clarity Medical Systems, Inc. | Working distance and alignment sensor for a fundus camera |
US20100128937A1 (en) * | 2008-11-24 | 2010-05-27 | Electronics And Telecommunications Research Institute | Multi-image acquisition apparatus |
US20130063641A1 (en) * | 2010-05-24 | 2013-03-14 | Omnivision Technologies, Inc. | Dual-sided image sensor |
US20130188057A1 (en) * | 2012-01-20 | 2013-07-25 | Htc Corporation | Image capturing device and method thereof |
US20140132775A1 (en) * | 2012-11-12 | 2014-05-15 | Ronald Fischer | Image capture using infrared and visible spectrum light |
Family Cites Families (99)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4643524A (en) * | 1983-02-14 | 1987-02-17 | Kei Mori | Method of using a condensing lens |
US4641349A (en) | 1985-02-20 | 1987-02-03 | Leonard Flom | Iris recognition system |
US5291560A (en) | 1991-07-15 | 1994-03-01 | Iri Scan Incorporated | Biometric personal identification system based on iris analysis |
US5259040A (en) | 1991-10-04 | 1993-11-02 | David Sarnoff Research Center, Inc. | Method for determining sensor motion and scene structure and image processing system therefor |
US5488675A (en) | 1994-03-31 | 1996-01-30 | David Sarnoff Research Center, Inc. | Stabilizing estimate of location of target region inferred from tracked multiple landmark regions of a video image |
US5572596A (en) | 1994-09-02 | 1996-11-05 | David Sarnoff Research Center, Inc. | Automated, non-invasive iris recognition system and method |
US6714665B1 (en) | 1994-09-02 | 2004-03-30 | Sarnoff Corporation | Fully automated iris recognition system utilizing wide and narrow fields of view |
US7248719B2 (en) | 1994-11-28 | 2007-07-24 | Indivos Corporation | Tokenless electronic transaction system |
US5802199A (en) | 1994-11-28 | 1998-09-01 | Smarttouch, Llc | Use sensitive identification system |
US5764789A (en) | 1994-11-28 | 1998-06-09 | Smarttouch, Llc | Tokenless biometric ATM access system |
US7613659B1 (en) | 1994-11-28 | 2009-11-03 | Yt Acquisition Corporation | System and method for processing tokenless biometric electronic transmissions using an electronic rule module clearinghouse |
US5613012A (en) | 1994-11-28 | 1997-03-18 | Smarttouch, Llc. | Tokenless identification system for authorization of electronic transactions and electronic transmissions |
US5805719A (en) | 1994-11-28 | 1998-09-08 | Smarttouch | Tokenless identification of individuals |
US6366682B1 (en) | 1994-11-28 | 2002-04-02 | Indivos Corporation | Tokenless electronic transaction system |
US5615277A (en) | 1994-11-28 | 1997-03-25 | Hoffman; Ned | Tokenless security system for authorizing access to a secured computer system |
US6192142B1 (en) | 1994-11-28 | 2001-02-20 | Smarttouch, Inc. | Tokenless biometric electronic stored value transactions |
US5581629A (en) | 1995-01-30 | 1996-12-03 | David Sarnoff Research Center, Inc | Method for estimating the location of an image target region from tracked multiple image landmark regions |
JPH09212644A (en) | 1996-02-07 | 1997-08-15 | Oki Electric Ind Co Ltd | Iris recognition device and iris recognition method |
US5737439A (en) | 1996-10-29 | 1998-04-07 | Smarttouch, Llc. | Anti-fraud biometric scanner that accurately detects blood flow |
US6144754A (en) | 1997-03-28 | 2000-11-07 | Oki Electric Industry Co., Ltd. | Method and apparatus for identifying individuals |
US6373968B2 (en) | 1997-06-06 | 2002-04-16 | Oki Electric Industry Co., Ltd. | System for identifying individuals |
US6064752A (en) | 1997-11-04 | 2000-05-16 | Sensar, Inc. | Method and apparatus for positioning subjects before a single camera |
US6069967A (en) | 1997-11-04 | 2000-05-30 | Sensar, Inc. | Method and apparatus for illuminating and imaging eyes through eyeglasses |
US6055322A (en) | 1997-12-01 | 2000-04-25 | Sensor, Inc. | Method and apparatus for illuminating and imaging eyes through eyeglasses using multiple sources of illumination |
US6021210A (en) | 1997-12-01 | 2000-02-01 | Sensar, Inc. | Image subtraction to remove ambient illumination |
US5953440A (en) | 1997-12-02 | 1999-09-14 | Sensar, Inc. | Method of measuring the focus of close-up images of eyes |
US6028949A (en) | 1997-12-02 | 2000-02-22 | Mckendall; Raymond A. | Method of verifying the presence of an eye in a close-up image |
US6980670B1 (en) | 1998-02-09 | 2005-12-27 | Indivos Corporation | Biometric tokenless electronic rewards system and method |
US6850631B1 (en) | 1998-02-20 | 2005-02-01 | Oki Electric Industry Co., Ltd. | Photographing device, iris input device and iris image input method |
US5978494A (en) | 1998-03-04 | 1999-11-02 | Sensar, Inc. | Method of selecting the best enroll image for personal identification |
JP3271750B2 (en) | 1998-03-05 | 2002-04-08 | 沖電気工業株式会社 | Iris identification code extraction method and device, iris recognition method and device, data encryption device |
JP3315648B2 (en) | 1998-07-17 | 2002-08-19 | 沖電気工業株式会社 | Iris code generation device and iris recognition system |
US6381347B1 (en) | 1998-11-12 | 2002-04-30 | Secugen | High contrast, low distortion optical acquistion system for image capturing |
US6377699B1 (en) | 1998-11-25 | 2002-04-23 | Iridian Technologies, Inc. | Iris imaging telephone security module and method |
US6289113B1 (en) | 1998-11-25 | 2001-09-11 | Iridian Technologies, Inc. | Handheld iris imaging apparatus and method |
US6532298B1 (en) | 1998-11-25 | 2003-03-11 | Iridian Technologies, Inc. | Portable authentication device and method using iris patterns |
US6424727B1 (en) | 1998-11-25 | 2002-07-23 | Iridian Technologies, Inc. | System and method of animal identification and animal transaction authorization using iris patterns |
KR100320465B1 (en) | 1999-01-11 | 2002-01-16 | 구자홍 | Iris recognition system |
KR100320188B1 (en) | 1999-03-23 | 2002-01-10 | 구자홍 | Forgery judgment method for iris recognition system |
US6247813B1 (en) | 1999-04-09 | 2001-06-19 | Iritech, Inc. | Iris identification system and method of identifying a person through iris recognition |
US6700998B1 (en) | 1999-04-23 | 2004-03-02 | Oki Electric Industry Co, Ltd. | Iris registration unit |
KR100649303B1 (en) | 2000-11-16 | 2006-11-24 | 엘지전자 주식회사 | Apparatus of taking pictures in iris recognition system based on both of eyes's images |
FR2819327B1 (en) | 2001-01-10 | 2003-04-18 | Sagem | OPTICAL IDENTIFICATION DEVICE |
US7095901B2 (en) | 2001-03-15 | 2006-08-22 | Lg Electronics, Inc. | Apparatus and method for adjusting focus position in iris recognition system |
US8284025B2 (en) | 2001-07-10 | 2012-10-09 | Xatra Fund Mx, Llc | Method and system for auditory recognition biometrics on a FOB |
KR100854890B1 (en) | 2001-12-28 | 2008-08-28 | 엘지전자 주식회사 | Iris recording and recognition method using of several led for iris recognition system |
US7715595B2 (en) | 2002-01-16 | 2010-05-11 | Iritech, Inc. | System and method for iris identification using stereoscopic face recognition |
WO2003060814A1 (en) | 2002-01-16 | 2003-07-24 | Iritech, Inc. | System and method for iris identification using stereoscopic face recognition |
JP4062031B2 (en) | 2002-09-25 | 2008-03-19 | セイコーエプソン株式会社 | Gamma correction method, gamma correction apparatus and image reading system |
US7385626B2 (en) | 2002-10-21 | 2008-06-10 | Sarnoff Corporation | Method and system for performing surveillance |
FR2851673B1 (en) | 2003-02-20 | 2005-10-14 | Sagem | METHOD FOR IDENTIFYING PEOPLE AND SYSTEM FOR IMPLEMENTING THE METHOD |
FR2860629B1 (en) | 2003-10-01 | 2005-12-02 | Sagem | DEVICE FOR POSITIONING A USER BY REPERAGE ON BOTH EYES |
FR2864290B1 (en) | 2003-12-18 | 2006-05-26 | Sagem | METHOD AND DEVICE FOR RECOGNIZING IRIS |
US7542590B1 (en) | 2004-05-07 | 2009-06-02 | Yt Acquisition Corporation | System and method for upgrading biometric data |
FR2870948B1 (en) | 2004-05-25 | 2006-09-01 | Sagem | DEVICE FOR POSITIONING A USER BY DISPLAYING ITS MIRROR IMAGE, IMAGE CAPTURE DEVICE AND CORRESPONDING POSITIONING METHOD |
FR2871910B1 (en) | 2004-06-22 | 2006-09-22 | Sagem | BIOMETRIC DATA ENCODING METHOD, IDENTITY CONTROL METHOD, AND DEVICES FOR IMPLEMENTING METHODS |
US7639840B2 (en) | 2004-07-28 | 2009-12-29 | Sarnoff Corporation | Method and apparatus for improved video surveillance through classification of detected objects |
US7558406B1 (en) | 2004-08-03 | 2009-07-07 | Yt Acquisition Corporation | System and method for employing user information |
US8190907B2 (en) | 2004-08-11 | 2012-05-29 | Sony Computer Entertainment Inc. | Process and apparatus for automatically identifying user of consumer electronics |
WO2006039003A2 (en) | 2004-08-20 | 2006-04-13 | Viisage Technology, Inc. | Method and system to authenticate an object |
US7616788B2 (en) | 2004-11-12 | 2009-11-10 | Cogent Systems, Inc. | System and method for fast biometric pattern matching |
KR100629550B1 (en) | 2004-11-22 | 2006-09-27 | 아이리텍 잉크 | Multiscale Variable Domain Decomposition Method and System for Iris Identification |
EP1820142A4 (en) | 2004-12-07 | 2010-03-10 | Aoptix Technologies | Iris imaging using reflection from the eye |
US7869627B2 (en) | 2004-12-07 | 2011-01-11 | Aoptix Technologies, Inc. | Post processing of iris images to increase image quality |
US7418115B2 (en) | 2004-12-07 | 2008-08-26 | Aoptix Technologies, Inc. | Iris imaging using reflection from the eye |
US7697786B2 (en) | 2005-03-14 | 2010-04-13 | Sarnoff Corporation | Method and apparatus for detecting edges of an object |
FR2884947B1 (en) | 2005-04-25 | 2007-10-12 | Sagem | METHOD FOR ACQUIRING THE SHAPE OF THE IRIS OF AN EYE |
FR2896604B1 (en) | 2006-01-23 | 2008-12-26 | Sagem Defense Securite | METHODS FOR DETERMINING AN IDENTIFIER AND BIOMETRIC VERIFICATION AND ASSOCIATED SYSTEMS |
US20070211922A1 (en) | 2006-03-10 | 2007-09-13 | Crowley Christopher W | Integrated verification and screening system |
FR2899357B1 (en) | 2006-03-29 | 2008-06-20 | Sagem Defense Securite | PROCESSING BIOMETRIC DATA IN A MULTI DIMENSIONAL REFERENTIAL. |
FR2900482B1 (en) | 2006-04-28 | 2008-06-20 | Sagem Defense Securite | METHOD FOR IDENTIFYING A PERSON BY ANALYZING THE CTERISTIC CARA OF ITS CILES |
FR2901898B1 (en) | 2006-06-06 | 2008-10-17 | Sagem Defense Securite | IDENTIFICATION METHOD AND ACQUIRING DEVICE FOR CARRYING OUT SAID METHOD |
FR2903513B1 (en) | 2006-07-10 | 2008-12-05 | Sagem Defense Securite | METHOD FOR IDENTIFYING AN INDIVIDUAL USING A TRANSFORMATION FUNCTION AND ASSOCIATED IDENTIFICATION DEVICE |
US7574021B2 (en) | 2006-09-18 | 2009-08-11 | Sarnoff Corporation | Iris recognition for a secure facility |
JP4650386B2 (en) | 2006-09-29 | 2011-03-16 | 沖電気工業株式会社 | Personal authentication system and personal authentication method |
US8092021B1 (en) | 2007-01-26 | 2012-01-10 | Aoptix Technologies, Inc. | On-axis illumination for iris imaging |
US8025399B2 (en) | 2007-01-26 | 2011-09-27 | Aoptix Technologies, Inc. | Combined iris imager and wavefront sensor |
FR2912532B1 (en) | 2007-02-14 | 2009-04-03 | Sagem Defense Securite | SECURED BIOMETRIC CAPTURE DEVICE |
US20090074256A1 (en) | 2007-03-05 | 2009-03-19 | Solidus Networks, Inc. | Apparatus and methods for testing biometric equipment |
FR2924247B1 (en) | 2007-11-22 | 2009-11-13 | Sagem Securite | METHOD OF IDENTIFYING A PERSON BY ITS IRIS |
FR2925732B1 (en) | 2007-12-21 | 2010-02-12 | Sagem Securite | GENERATION AND USE OF A BIOMETRIC KEY |
US8243133B1 (en) | 2008-06-28 | 2012-08-14 | Aoptix Technologies, Inc. | Scale-invariant, resolution-invariant iris imaging using reflection from the eye |
US8132912B1 (en) | 2008-06-29 | 2012-03-13 | Aoptix Technologies, Inc. | Iris imaging system using circular deformable mirror mounted by its circumference |
FR2935508B1 (en) | 2008-09-01 | 2010-09-17 | Sagem Securite | METHOD FOR DETERMINING A PSEUDO-IDENTITY FROM MINUTE CHARACTERISTICS AND ASSOCIATED DEVICE |
KR101030613B1 (en) | 2008-10-08 | 2011-04-20 | 아이리텍 잉크 | The Region of Interest and Cognitive Information Acquisition Method at the Eye Image |
US20100278394A1 (en) | 2008-10-29 | 2010-11-04 | Raguin Daniel H | Apparatus for Iris Capture |
US8317325B2 (en) | 2008-10-31 | 2012-11-27 | Cross Match Technologies, Inc. | Apparatus and method for two eye imaging for iris identification |
KR101502372B1 (en) * | 2008-11-26 | 2015-03-16 | 삼성전자주식회사 | Apparatus and method for obtaining an image |
JP4702441B2 (en) * | 2008-12-05 | 2011-06-15 | ソニー株式会社 | Imaging apparatus and imaging method |
ES2822293T3 (en) | 2009-01-07 | 2021-04-30 | Magnetic Autocontrol Gmbh | Device to control the passage of people |
WO2011093538A1 (en) | 2010-01-27 | 2011-08-04 | Iris Id | Iris scanning apparatus employing wide-angle camera, for identifying subject, and method thereof |
US8824749B2 (en) | 2011-04-05 | 2014-09-02 | Microsoft Corporation | Biometric recognition |
JP2014078052A (en) * | 2012-10-09 | 2014-05-01 | Sony Corp | Authentication apparatus, authentication method, and program |
KR102070778B1 (en) * | 2012-11-23 | 2020-03-02 | 엘지전자 주식회사 | Rgb-ir sensor with pixels array and apparatus and method for obtaining 3d image using the same |
US9091775B1 (en) * | 2013-02-04 | 2015-07-28 | Sierra Innotek, Inc. | Method and apparatus for detecting and locating camera illuminators |
WO2014205021A1 (en) * | 2013-06-18 | 2014-12-24 | Delta ID Inc. | Multiple mode image acquisition for iris imaging |
US10152631B2 (en) * | 2014-08-08 | 2018-12-11 | Fotonation Limited | Optical system for an image acquisition device |
BR112017015375A2 (en) * | 2015-01-20 | 2018-01-16 | Eyelock Llc | high quality infrared iris image acquisition and visible lens acquisition system |
US20170140221A1 (en) * | 2015-11-13 | 2017-05-18 | Intel Corporation | Dual function camera for infrared and visible light with electrically-controlled filters |
-
2016
- 2016-01-19 BR BR112017015375A patent/BR112017015375A2/en not_active IP Right Cessation
- 2016-01-19 CN CN201680017096.XA patent/CN107438779B/en not_active Expired - Fee Related
- 2016-01-19 US US15/000,816 patent/US10074011B2/en active Active
- 2016-01-19 WO PCT/US2016/013840 patent/WO2016118473A1/en active Application Filing
- 2016-01-19 EP EP16740566.1A patent/EP3248370A4/en not_active Withdrawn
-
2018
- 2018-09-07 US US16/124,614 patent/US10997411B2/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7621636B2 (en) * | 2007-01-10 | 2009-11-24 | Clarity Medical Systems, Inc. | Working distance and alignment sensor for a fundus camera |
US20080308712A1 (en) | 2007-03-22 | 2008-12-18 | Fujifilm Corporation | Image capturing apparatus |
US20100128937A1 (en) * | 2008-11-24 | 2010-05-27 | Electronics And Telecommunications Research Institute | Multi-image acquisition apparatus |
US20130063641A1 (en) * | 2010-05-24 | 2013-03-14 | Omnivision Technologies, Inc. | Dual-sided image sensor |
US20130188057A1 (en) * | 2012-01-20 | 2013-07-25 | Htc Corporation | Image capturing device and method thereof |
US20140132775A1 (en) * | 2012-11-12 | 2014-05-15 | Ronald Fischer | Image capture using infrared and visible spectrum light |
Non-Patent Citations (1)
Title |
---|
See also references of EP3248370A4 |
Also Published As
Publication number | Publication date |
---|---|
US10997411B2 (en) | 2021-05-04 |
US10074011B2 (en) | 2018-09-11 |
US20200026918A1 (en) | 2020-01-23 |
US20160210509A1 (en) | 2016-07-21 |
BR112017015375A2 (en) | 2018-01-16 |
EP3248370A1 (en) | 2017-11-29 |
CN107438779B (en) | 2019-12-13 |
CN107438779A (en) | 2017-12-05 |
EP3248370A4 (en) | 2018-09-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US10997411B2 (en) | Lens system for high quality visible image acquisition and infra-red iris image acquisition | |
KR102024954B1 (en) | Systems and methods for capturing artifact free images | |
KR102332320B1 (en) | Multi-band biometric camera system having iris color recognition | |
KR102392800B1 (en) | Agile biometric camera with bandpass filter and variable light source | |
US20170085790A1 (en) | High-resolution imaging of regions of interest | |
Wang et al. | Bio-inspired adaptive hyperspectral imaging for real-time target tracking | |
Vedaldi et al. | Computer Vision–ECCV 2020: 16th European Conference, Glasgow, UK, August 23–28, 2020, Proceedings, Part II | |
US10943335B2 (en) | Hybrid tone mapping for consistent tone reproduction of scenes in camera systems | |
CN113647094A (en) | Electronic device, method, and computer-readable medium for providing out-of-focus imaging effects in video | |
US10534969B2 (en) | Systems and methods for providing illumination for iris biometric acquisition | |
US20180032814A1 (en) | Methods and apparatus for directing the gaze of a user in an iris recognition system | |
CA3032005A1 (en) | Systems and methods of illumination control for biometric capture and liveness detection | |
US9239636B1 (en) | System and method for adjusting a field of view in a camera of an electronic device | |
US20190222752A1 (en) | Sensors arragement and shifting for multisensory super-resolution cameras in imaging environments | |
US10491836B2 (en) | Electronic device and control method in which the resolution of a combined output image can be increased without deterioration | |
EP3451042B1 (en) | Systems and methods of biometric acquisition using positive optical distortion | |
CA2954908C (en) | Device for detecting movement | |
KR20210059612A (en) | Asymmetric normalized correlation layer for deep neural network feature matching | |
WO2022067836A1 (en) | Simultaneous localization and mapping using cameras capturing multiple spectra of light | |
WO2023167789A1 (en) | Wide angle eye tracking | |
CN117940956A (en) | Keypoint detection and feature descriptor computation |
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: 16740566 Country of ref document: EP Kind code of ref document: A1 |
|
REEP | Request for entry into the european phase |
Ref document number: 2016740566 Country of ref document: EP |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
REG | Reference to national code |
Ref country code: BR Ref legal event code: B01A Ref document number: 112017015375 Country of ref document: BR |
|
ENP | Entry into the national phase |
Ref document number: 112017015375 Country of ref document: BR Kind code of ref document: A2 Effective date: 20170718 |