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CN108256383A - Optical biological identification device - Google Patents

Optical biological identification device Download PDF

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Publication number
CN108256383A
CN108256383A CN201611232859.0A CN201611232859A CN108256383A CN 108256383 A CN108256383 A CN 108256383A CN 201611232859 A CN201611232859 A CN 201611232859A CN 108256383 A CN108256383 A CN 108256383A
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CN
China
Prior art keywords
printed circuit
circuit board
sensing component
optical
identifying according
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Pending
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CN201611232859.0A
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Chinese (zh)
Inventor
谢明哲
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TRON INTELLIGENCE Inc
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TRON INTELLIGENCE Inc
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Application filed by TRON INTELLIGENCE Inc filed Critical TRON INTELLIGENCE Inc
Priority to CN201611232859.0A priority Critical patent/CN108256383A/en
Priority to TW106102751A priority patent/TW201824080A/en
Priority to PCT/CN2017/077075 priority patent/WO2018120441A1/en
Publication of CN108256383A publication Critical patent/CN108256383A/en
Pending legal-status Critical Current

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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06V40/12—Fingerprints or palmprints
    • G06V40/13—Sensors therefor
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
    • G06F21/31—User authentication
    • G06F21/32—User authentication using biometric data, e.g. fingerprints, iris scans or voiceprints

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Security & Cryptography (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Computer Hardware Design (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)

Abstract

The invention discloses an optical biological identification device, comprising: the light guide module comprises a printed circuit board, a first sensing assembly, a light guide layer, a second sensing assembly, a circuit assembly and a connecting unit. The printed circuit board has a first side and a second side opposite the first side. The first sensing assembly is disposed on a first side of the printed circuit board. The light guide layer is arranged on the first side of the printed circuit board and is positioned on the first sensing assembly. The second sensing assembly is configured on the light guide layer. The circuit component is arranged on the second side of the printed circuit board and is electrically connected with the printed circuit board. The connecting unit is electrically connected with the second sensing assembly and the circuit assembly. The invention solves the problem that the optical biological identification device in the prior art does not have a wake-up mechanism.

Description

光学式生物辨识装置Optical biometric device

技术领域technical field

本发明涉及生物辨识的技术领域，尤其涉及一种光学式生物辨识装置。The present invention relates to the technical field of biological identification, in particular to an optical biological identification device.

背景技术Background technique

随着科技的进步，平板计算机(Tablet Computer)与智能型手机(Smart Phone)等便携式电子装置已大量地应用在日常生活中。这些便携式电子装置通常设有密码锁，以提升使用上的安全性。然而，用户每次使用电子装置之前，都得先输入密码，解除密码锁。With the advancement of technology, portable electronic devices such as tablet computers and smart phones have been widely used in daily life. These portable electronic devices are usually provided with coded locks to enhance the safety in use. However, before each use of the electronic device, the user must first input a password to unlock the password lock.

为了解决传统解锁时输入密码的麻烦以及兼顾便携式电子装置使用上的便利性及安全性，已有于便携式电子装置中加装光学式指纹辨识的功能，以利用人体手指上特有的指纹信息进行身份识别。然而，为了降低便携式电子装置的耗电量，便携式电子装置在闲置状态时会将指纹纹辨功能关闭，而当用户想用使用指纹辨识功能时，还需要透过繁琐的操作以将指纹辨识功能开启，将造成使用上不便。因此，光学式生物辨识装置仍有改善的空间。In order to solve the trouble of entering the password when unlocking traditionally and take into account the convenience and safety of portable electronic devices, the function of optical fingerprint recognition has been added to portable electronic devices to use the unique fingerprint information on human fingers for identification. identify. However, in order to reduce the power consumption of the portable electronic device, the fingerprint recognition function will be turned off when the portable electronic device is idle, and when the user wants to use the fingerprint recognition function, it is necessary to turn off the fingerprint recognition function through cumbersome operations. Turning it on will cause inconvenience in use. Therefore, there is still room for improvement in the optical biometric identification device.

发明内容Contents of the invention

本发明的主要目的在于提供一种光学式生物辨识装置，以解决现有技术存在的光学式生物辨识装置不具有唤醒机制的问题。The main purpose of the present invention is to provide an optical biometric identification device to solve the problem in the prior art that the optical biometric identification device does not have a wake-up mechanism.

为解决上述问题，本发明实施例提供一种光学式生物辨识装置，包括：印刷电路板、第一感测组件、导光层、第二感测组件、线路组件与连接单元。印刷电路板具有第一侧与相对第一侧的第二侧。第一感测组件配置在印刷电路板的第一侧上。导光层配置在印刷电路板的第一侧上，且位在第一感测组件上。第二感测组件配置在导光层上。线路组件配置在印刷电路板的第二侧上，且线路组件与印刷电路板电性连接。连接单元电性连接第二感测组件与线路组件。In order to solve the above problems, an embodiment of the present invention provides an optical biometric device, including: a printed circuit board, a first sensing component, a light guide layer, a second sensing component, a circuit component and a connection unit. The printed circuit board has a first side and a second side opposite to the first side. The first sensing component is configured on the first side of the printed circuit board. The light guide layer is configured on the first side of the printed circuit board and located on the first sensing component. The second sensing component is configured on the light guide layer. The circuit assembly is arranged on the second side of the printed circuit board, and the circuit assembly is electrically connected with the printed circuit board. The connection unit is electrically connected to the second sensing component and the line component.

其中，所述光学式生物辨识装置还包括黏合层与第一透明基板。黏合层配置在第二感测组件上。第一透明基板配置在黏合层上。Wherein, the optical biometric identification device further includes an adhesive layer and a first transparent substrate. The adhesive layer is configured on the second sensing component. The first transparent substrate is configured on the adhesive layer.

其中，所述黏合层为光学胶。Wherein, the adhesive layer is optical glue.

其中，所述第一透明基板为玻璃基板。Wherein, the first transparent substrate is a glass substrate.

其中，所述第一感测组件为光学式感测组件，所述第二感测组件为电容式感测组件。Wherein, the first sensing component is an optical sensing component, and the second sensing component is a capacitive sensing component.

其中，光学式生物辨识装置还包括至少一光源。至少一光源配置在印刷电路板的第一侧上，且位在第一感测组件的侧边。Wherein, the optical biometric identification device further includes at least one light source. At least one light source is disposed on the first side of the printed circuit board and is located on the side of the first sensing component.

其中，所述至少一光源的数量为多个，且所述多个光源分别配置在第一感测组件的侧边。Wherein, the quantity of the at least one light source is multiple, and the multiple light sources are respectively arranged on the side of the first sensing component.

其中，所述第二感测组件配置在第一柔性印刷电路板上，所述线路组件配置在第二柔性印刷电路板上，且第一柔性印刷电路板与第二印刷电路板通过所述连接单元连接。Wherein, the second sensing component is configured on the first flexible printed circuit board, the circuit component is configured on the second flexible printed circuit board, and the first flexible printed circuit board and the second printed circuit board are connected through the unit connection.

其中，所述第二感测组件具有感测电极，所述感测电极配置在第二透明基板上，所述线路组件配置在第三柔性印刷电路板上，且所述第二透明基板与所述第三柔性印刷电路板通过所述连接单元电性连接。Wherein, the second sensing component has a sensing electrode, the sensing electrode is configured on the second transparent substrate, the circuit component is configured on the third flexible printed circuit board, and the second transparent substrate and the The third flexible printed circuit board is electrically connected through the connecting unit.

其中，所述感测电极为氧化铟锡、金属网格、奈米银线、奈米碳管、导电高分子、石墨烯或氧化铟锡-金属导电层-氧化铟锡的复合结构。Wherein, the sensing electrode is indium tin oxide, metal grid, silver nanowire, carbon nanotube, conductive polymer, graphene or a composite structure of indium tin oxide-metal conductive layer-indium tin oxide.

根据本发明的技术方案，通过依序设置印刷电路板、第一感测组件、导光层与第二感测组件，且线路组件配置在印刷电路板的相对于第一侧(配置有第一感测组件)的第二侧上，而第二感测组件与线路组件通过连接单元连接。如此一来，使得光学式生物辨识装置通过第二感测组件而具有唤醒机制。According to the technical solution of the present invention, the printed circuit board, the first sensing component, the light guide layer and the second sensing component are arranged in sequence, and the circuit component is arranged on the opposite first side of the printed circuit board (with the first on the second side of the sensing component), and the second sensing component is connected to the line component through the connection unit. In this way, the optical biometric identification device has a wake-up mechanism through the second sensing component.

附图说明Description of drawings

此处所说明的附图用来提供对本发明的进一步理解，构成本申请的一部分，本发明的示意性实施例及其说明用于解释本发明，并不构成对本发明的不当限定。在附图中：The accompanying drawings described here are used to provide a further understanding of the present invention and constitute a part of the application. The schematic embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute improper limitations to the present invention. In the attached picture:

图1是根据本发明实施例的光学式生物辨识装置的剖面示意图。FIG. 1 is a schematic cross-sectional view of an optical biometric identification device according to an embodiment of the present invention.

图2是图1的第二感测组件、线路组件与连接单元的配置关系示意图。FIG. 2 is a schematic diagram of a configuration relationship among a second sensing component, a line component and a connecting unit in FIG. 1 .

具体实施方式Detailed ways

为使本发明的目的、技术方案和优点更加清楚，以下结合附图及具体实施例，对本发明作进一步地详细说明。In order to make the purpose, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

在以下所列举的各实施例中，将以相同的标号代表相同或相似的组件或构件。In the various embodiments listed below, the same or similar components or components will be denoted by the same reference numerals.

根据本发明的实施例，提供了一种光学式生物辨识装置。According to an embodiment of the present invention, an optical biometric identification device is provided.

图1是根据本发明实施例的光学式生物辨识装置的剖面示意图。光学式生物辨识装置100包括印刷电路板110、第一感测组件120、导光层130、第二感测组件140、线路组件150与连接单元160。FIG. 1 is a schematic cross-sectional view of an optical biometric identification device according to an embodiment of the present invention. The optical biometric identification device 100 includes a printed circuit board 110 , a first sensing component 120 , a light guide layer 130 , a second sensing component 140 , a circuit component 150 and a connection unit 160 .

印刷电路板110具有第一侧111与相对第一侧111的第二侧112，且印刷电路板110例如为一体成型的绝缘或陶瓷基板。第一感测组件120配置在印刷电路板110的第一侧111上。在本实施例中，第一感测组件120例如为光学式感测组件。印刷电路板110例如配置有光学式生物辨识装置100所需的线路，以使光学式生物辨识装置100可正常工作。The printed circuit board 110 has a first side 111 and a second side 112 opposite to the first side 111 , and the printed circuit board 110 is, for example, an integrally formed insulating or ceramic substrate. The first sensing component 120 is disposed on the first side 111 of the printed circuit board 110 . In this embodiment, the first sensing component 120 is, for example, an optical sensing component. For example, the printed circuit board 110 is configured with circuits required by the optical biometric identification device 100 so that the optical biometric identification device 100 can work normally.

导光层130配置在印刷电路板110的第一侧131上，且位在第一感测组件120上。在本实施例中，导光层130例如为透明板，其材质可以是玻璃、聚甲基丙烯酸甲酯(PolymethylMethacrylate,PMMA)或聚碳酸酯(Polycarbonate,PC)，但不以此为限。并且，导光层130可以将光学式生物辨识装置100的光源转换成面光源。The light guide layer 130 is disposed on the first side 131 of the printed circuit board 110 and located on the first sensing component 120 . In this embodiment, the light guide layer 130 is, for example, a transparent plate, and its material may be glass, polymethylmethacrylate (PolymethylMethacrylate, PMMA) or polycarbonate (Polycarbonate, PC), but not limited thereto. Moreover, the light guide layer 130 can convert the light source of the optical biometric identification device 100 into a surface light source.

第二感测组件140配置在导光层130上。线路组件150配置在印刷电路板110的第二侧112上，且线路组件150与印刷电路板110电性连接。连接单元160电性连接第二感测组件140与线路组件150，亦即第二感测组件140的线路(未示出)与线路组件150电性连接，使得第二感测组件140所感测到的信号可传输至线路组件150。并且，线路组件150可将第二感测组件140所感测到的信号传输至印刷电路板110，以进行后续的处理。The second sensing component 140 is disposed on the light guide layer 130 . The circuit assembly 150 is disposed on the second side 112 of the printed circuit board 110 , and the circuit assembly 150 is electrically connected to the printed circuit board 110 . The connection unit 160 electrically connects the second sensing component 140 and the line component 150, that is, the line (not shown) of the second sensing component 140 is electrically connected to the line component 150, so that the second sensing component 140 senses The signal can be transmitted to the line assembly 150 . Moreover, the circuit component 150 can transmit the signal sensed by the second sensing component 140 to the printed circuit board 110 for subsequent processing.

在本实施例中，第二感测组件140例如为电容式感测组件，用于提供唤醒机制给光学式生物辨识装置100。也就是说，通过第二感测组件140感测用户的触碰状态，并根据触碰状态所反应出的电容量的变化，且将电容量的变化通过连接单元160及线路组件150传输至光学式生物辨识装置100的处理器，使得处理器根据前述电容量的变化而达到唤醒光学式生物辨识装置100。接着，在光学式生物辨识装置100被唤醒后，通过第一感测组件120感应出用户的后续操作而使得光学式生物辨识装置100进行相应的操作。In this embodiment, the second sensing component 140 is, for example, a capacitive sensing component for providing a wake-up mechanism to the optical biometric identification device 100 . That is to say, the user's touch state is sensed by the second sensing component 140, and the change of capacitance reflected according to the touch state is transmitted to the optical device through the connection unit 160 and the line component 150. The processor of the optical biometric identification device 100 enables the processor to wake up the optical biometric identification device 100 according to the change of the aforementioned capacitance. Then, after the optical biometric identification device 100 is woken up, the first sensing component 120 senses the user's subsequent operation to make the optical biometric identification device 100 perform corresponding operations.

另外，在一实施例中，第二感测组件140配置在第一柔性印刷电路板上，线路组件150配置在第二柔性印刷电路板上，且第一柔性印刷电路板与第二印刷电路板通过连接单元160电性连接，如图2所示。也就是说，第二感测组件140与线路组件150是分离设置的，并通过连接单元160电性连接第二感测组件140与线路组件150。In addition, in one embodiment, the second sensing component 140 is configured on the first flexible printed circuit board, the circuit component 150 is configured on the second flexible printed circuit board, and the first flexible printed circuit board and the second printed circuit board They are electrically connected through the connection unit 160 , as shown in FIG. 2 . That is to say, the second sensing component 140 and the line component 150 are disposed separately, and are electrically connected to the second sensing component 140 and the line component 150 through the connection unit 160 .

在另一实施例中，第二感测组件140具有感测电极。感测电极配置在第二透明基板(例如玻璃基板)上，线路组件150配置在第三柔性印刷电路板上，且第二透明基板与第三柔性印刷电路板通过连接单元160电性连接。也就是说，第二感测组件140与线路组件150是分离设置的，并通过连接单元160电性连接第二感测组件140与线路组件150。其中，感测电极例如为氧化铟锡(Indium Tin Oxide,ITO)、金属网格(Metal Mesh)、奈米银线(Ag nanowire)、奈米碳管、导电高分子、石墨烯或氧化铟锡-金属导电层(例如金(Au)、银(Ag)或铜(Cu))-氧化铟锡的复合结构。如此一来，可有效地增加光学式生物辨识装置100的透光率。In another embodiment, the second sensing component 140 has sensing electrodes. The sensing electrodes are disposed on the second transparent substrate (such as a glass substrate), the circuit assembly 150 is disposed on the third flexible printed circuit board, and the second transparent substrate and the third flexible printed circuit board are electrically connected through the connection unit 160 . That is to say, the second sensing component 140 and the line component 150 are disposed separately, and are electrically connected to the second sensing component 140 and the line component 150 through the connection unit 160 . Wherein, the sensing electrode is, for example, indium tin oxide (Indium Tin Oxide, ITO), metal mesh (Metal Mesh), nano silver wire (Ag nanowire), carbon nanotube, conductive polymer, graphene or indium tin oxide - metal conductive layer (eg gold (Au), silver (Ag) or copper (Cu)) - composite structure of indium tin oxide. In this way, the light transmittance of the optical biometric identification device 100 can be effectively increased.

进一步来说，光学式生物辨识装置100还包括黏合层170与第一透明基板180。黏合层170配置在第二感测组件140上。第一透明基板180配置在黏合层170上。Further, the optical biometric identification device 100 further includes an adhesive layer 170 and a first transparent substrate 180 . The adhesive layer 170 is disposed on the second sensing component 140 . The first transparent substrate 180 is disposed on the adhesive layer 170 .

在本实施例中，所述黏合层170例如为光学胶(Optical Clear Adhesive,OCA)。所述第一透明基板180例如为玻璃基板，还可以为聚甲基丙烯酸甲酯或聚碳酸酯，但不以此为限。In this embodiment, the adhesive layer 170 is, for example, optical clear adhesive (OCA). The first transparent substrate 180 is, for example, a glass substrate, and may also be polymethyl methacrylate or polycarbonate, but not limited thereto.

在本实施例中，光学式生物辨识装置100还包括至少一光源190。至少一光源190配置在印刷电路板110的第一侧111上，且位在第一感测组件120的侧边。进一步来说，本实施例的所述至少一光源190的数量也可为多个，且所述多个光源190分别配置于第一感测组件120的侧边。在本实施例中，所所述少一光源190例如为发光二极管(Light EmittingDiode,LED)，但不以此为限。In this embodiment, the optical biometric identification device 100 further includes at least one light source 190 . At least one light source 190 is disposed on the first side 111 of the printed circuit board 110 and is located at a side of the first sensing element 120 . Furthermore, the number of the at least one light source 190 in this embodiment may also be multiple, and the multiple light sources 190 are respectively arranged on the sides of the first sensing component 120 . In this embodiment, the one less light source 190 is, for example, a light emitting diode (Light Emitting Diode, LED), but not limited thereto.

综上所述，根据本发明的技术方案，通过依序设置印刷电路板、第一感测组件、导光层与第二感测组件，且线路组件配置在印刷电路板的相对于第一侧(配置有第一感测组件)的第二侧上，而第二感测组件与线路组件通过连接单元连接。如此一来，使得光学式生物辨识装置通过第二感测组件而具有唤醒机制。To sum up, according to the technical solution of the present invention, the printed circuit board, the first sensing component, the light guide layer and the second sensing component are arranged in sequence, and the circuit components are arranged on the opposite first side of the printed circuit board On the second side (configured with the first sensing component), the second sensing component is connected to the line component through the connection unit. In this way, the optical biometric identification device has a wake-up mechanism through the second sensing component.

以上所述仅为本发明的实施例而已，并不用于限制本发明，对于本领域的技术人员来说，本发明可以有各种更改和变化。凡在本发明的精神和原则之内，所作的任何修改、等同替换、改进等，均应包含在本发明的权利要求范围之内。The above description is only an embodiment of the present invention, and is not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the scope of the claims of the present invention.

Claims (10)

1. a kind of optical biologic device for identifying, which is characterized in that including：
Printed circuit board has the second side of the first side and relatively described first side；
First sensing component is configured on first side of the printed circuit board；
Optical waveguide layer is configured on first side of the printed circuit board, and position is on first sensing component；
Second sensing component is configured on the optical waveguide layer；
Circuit pack is configured in the second side of the printed circuit board, and the circuit pack and the printed circuit Plate is electrically connected；
Connection unit is electrically connected second sensing component and the circuit pack.
2. optical biologic device for identifying according to claim 1, which is characterized in that further include：
Bonding coat is configured on second sensing component；
First transparent substrate is configured on the bonding coat.
3. optical biologic device for identifying according to claim 2, which is characterized in that the bonding coat is optical cement.
4. optical biologic device for identifying according to claim 2, which is characterized in that first transparent substrate is glass Substrate.
5. optical biologic device for identifying according to claim 1, which is characterized in that first sensing component is optics Formula sensing component, second sensing component are capacitance type sensing component.
6. optical biologic device for identifying according to claim 1, which is characterized in that further include：
An at least light source is configured on first side of the printed circuit board, and position is in the side of first sensing component Side.
7. optical biologic device for identifying according to claim 6, which is characterized in that the quantity of an at least light source is It is multiple, and the multiple light source is arranged respectively at the side of first sensing component.
8. optical biologic device for identifying according to claim 1, which is characterized in that the second sensing component configuration exists On first flexible printed circuit board, the circuit pack configuration is on the second flexible printed circuit board, and the described first flexible print Printed circuit board is electrically connected with second printed circuit board by the connection unit.
9. optical biologic device for identifying according to claim 1, which is characterized in that second sensing component has sense Electrode is surveyed, the sensing electrode configuration is on the second transparent substrate, and the circuit pack configuration is in third flexible printed circuit board On, and second transparent substrate is electrically connected with the third flexible printed circuit board by the connection unit.
10. optical biologic device for identifying according to claim 9, which is characterized in that the sensing electrode is indium oxide Tin, metal grill, nanometer silver wire, carbon nanotube, conducting polymer, graphene or tin indium oxide-metal conducting layer-tin indium oxide Composite construction.
CN201611232859.0A 2016-12-28 2016-12-28 Optical biological identification device Pending CN108256383A (en)

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PCT/CN2017/077075 WO2018120441A1 (en) 2016-12-28 2017-03-17 Optical biometric recognition device

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