WO2017206570A1 - 软性电路板、生物信息感测模组、和电子设备 - Google Patents

软性电路板、生物信息感测模组、和电子设备 Download PDF

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Publication number
WO2017206570A1
WO2017206570A1 PCT/CN2017/077224 CN2017077224W WO2017206570A1 WO 2017206570 A1 WO2017206570 A1 WO 2017206570A1 CN 2017077224 W CN2017077224 W CN 2017077224W WO 2017206570 A1 WO2017206570 A1 WO 2017206570A1
Authority
WO
WIPO (PCT)
Prior art keywords
circuit board
flexible circuit
touch
electronic device
chip
Prior art date
Application number
PCT/CN2017/077224
Other languages
English (en)
French (fr)
Inventor
王小明
Original Assignee
深圳信炜科技有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 深圳信炜科技有限公司 filed Critical 深圳信炜科技有限公司
Priority to CN201790000022.5U priority Critical patent/CN208092749U/zh
Publication of WO2017206570A1 publication Critical patent/WO2017206570A1/zh

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03KPULSE TECHNIQUE
    • H03K17/00Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/96Touch switches
    • H03K17/962Capacitive touch switches
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F18/00Pattern recognition
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06VIMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00Arrangements for image or video recognition or understanding
    • G06V10/10Image acquisition
    • G06V10/12Details of acquisition arrangements; Constructional details thereof
    • G06V10/14Optical characteristics of the device performing the acquisition or on the illumination arrangements
    • G06V10/147Details of sensors, e.g. sensor lenses
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06VIMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/10Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03KPULSE TECHNIQUE
    • H03K2217/00Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00
    • H03K2217/94Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 characterised by the way in which the control signal is generated
    • H03K2217/96Touch switches
    • H03K2217/96015Constructional details for touch switches

Definitions

  • the present invention relates to the field of biometric information sensing technologies, and in particular, to a flexible circuit board, a bioinformation sensing module, and an electronic device.
  • biosensor devices have gradually become standard equipment for electronic devices (e.g., mobile phones, etc.).
  • the biosensor device is currently mainly used for sensing biological information input by a user, and the main control circuit of the electronic device controls whether the electronic device performs a preset function according to the biological information sensed by the biosensor device.
  • the present invention provides a flexible circuit board that connects a biometric chip and a touch button, and a biometric information sensing module and an electronic device that use the biometric chip to drive a touch button to perform a touch sensing function.
  • the present invention provides a flexible circuit board including a touch button, and the touch button is connected to a biometric chip through the flexible circuit board for receiving a driving signal from the biometric chip, and performing a touch Sensing.
  • the flexible circuit board includes a branch structure, and the touch button is disposed on a branch structure of the flexible circuit board.
  • the flexible circuit board is disposed with the position of the touch button attached to a protective cover of the electronic device.
  • the flexible circuit board is further configured to be connected to a motherboard of an electronic device, and perform signal transmission between the biometric chip and the motherboard.
  • the flexible circuit board includes a two-branch structure, and each of the branch structures is provided with a touch button.
  • the two branch structures are located on opposite sides of the biometric chip and are spaced apart from the biometric chip.
  • the branch structure extends from the flexible circuit board.
  • the biometric identification chip and the touch button are both disposed on the flexible circuit board, and the part of the biometric chip is disposed on the flexible circuit board and the touch button is disposed Part is the phase separated part.
  • the present invention also provides a biological information sensing module, including:
  • a flexible circuit board including a branch structure
  • a touch button is formed on a branch structure of the flexible circuit board
  • the biometric chip is connected to the touch button through the flexible circuit board for sensing biometric information of the user, and is also used to drive the touch button to perform touch sensing.
  • the branching structure is provided with a spacing between a portion of the touch button and the biometric chip.
  • the flexible circuit board includes a two-branch structure, and each of the branch structures is provided with a touch button, and the portion of the two-branch structure provided with the touch button is located on opposite sides of the biometric chip. .
  • the biometric chip is located between the two branch structures and is spaced apart from the two branch structures.
  • the flexible circuit board is further configured to be connected to a motherboard of an electronic device, and perform signal transmission between the biometric chip and the motherboard.
  • the biometric information sensing module is a fingerprint information sensing module.
  • the branch structure extends from the flexible circuit board.
  • the biometric identification chip and the touch button are both disposed on the flexible circuit board, and the part of the biometric chip is disposed on the flexible circuit board and the touch button is disposed. Part is the phase separated part.
  • the present invention also provides an electronic device, including:
  • a protective cover comprising a first surface and a second surface opposite to the first surface
  • a flexible circuit board provided with a touch button attached to the second surface of the protective cover;
  • the biometric chip is connected to the touch button through the flexible circuit board for sensing biometric information of the user, and is further configured to drive the touch button to perform touch sensing.
  • the flexible circuit board includes a branch structure, and the touch button is disposed on the branch structure
  • two touch buttons are disposed on the flexible circuit board, and the two touch buttons are located on opposite sides of the biometric chip.
  • the flexible circuit board includes a two-branch structure, and each of the branch structures is provided with a touch button, and the biometric chip is located between the two branch structures and spaced apart from the two branch structures. Settings.
  • a light shielding layer is formed on the second surface of the protective cover, and the flexible circuit board is disposed on the light shielding layer at a position where the touch button is disposed.
  • the first surface of the protective cover is configured to receive a touch input of a user
  • the electronic device further includes a touch display device disposed on a side of the second surface of the protective cover, Perform image display and touch sensing.
  • the touch display device is an in-cell touch display device, and the touch button is disposed opposite to the in-cell touch display device, wherein the touch button is used to sense a user at the first Surface touch operation.
  • the branch structure extends from the flexible circuit board.
  • the biometric identification chip and the touch button are both disposed on the flexible circuit board, and the part of the biometric chip is disposed on the flexible circuit board and the touch button is disposed Part is the phase separated part.
  • a through hole is disposed on the protective cover, and the biometric chip is disposed at the through hole.
  • the electronic device further includes a motherboard, wherein the flexible circuit board is further configured to be connected to the motherboard, and perform signal transmission between the biometric chip and the motherboard.
  • the biometric chip is a fingerprint identification chip.
  • the present invention also provides an electronic device, including:
  • a protective cover comprising a first surface and a second surface opposite to the first surface
  • a touch button is formed on the second surface of the protective cover
  • a wire formed on the second surface of the protective cover and connected to the touch button; [0046] a biometric chip, connected to the touch button by the wire, for sensing biological information of a user
  • a light shielding layer is formed on the second surface of the protective cover, and the touch button and the wire are directly formed on the light shielding layer.
  • the first surface of the protective cover is configured to receive a touch input of a user.
  • the electronic device further comprises a touch display device disposed on a side of the second surface of the protective cover for performing image display and touch sensing.
  • the touch display device is an in-cell touch display device.
  • the biometric chip is bound to the second surface side of the protective cover by a flip chip process
  • the wire is located between the biometric chip and the touch button.
  • the wire and/or the touch button are made of conductive silver paste or molybdenum lithium molybdenum.
  • the flexible circuit board of the present invention is used to connect the biometric chip and the touch button, the circuit structure can be made more compact.
  • the biometric information sensing module of the present invention and the biometric identification chip of the electronic device are used for sensing biometric information input by the user, the biometric information chip for driving the touch button is further used to perform touch sensing, so that the function of the biometric identification chip further Expand to improve the utilization of biometric chips.
  • FIG. 1 is a partially exploded perspective view of an embodiment of a mobile phone according to the present invention.
  • FIG. 1a is a schematic cross-sectional view showing a partial structure of the mobile phone shown in FIG.
  • FIG. 1b is a schematic diagram showing a partial assembly structure of the mobile phone shown in FIG. 1.
  • FIG. 2 is a schematic diagram showing the structure of a modified embodiment of the touch button shown in FIG.
  • FIG. 3 is a circuit block diagram of the biometric chip shown in FIG. 4 is a schematic block diagram showing a partial structure of a modified embodiment of the mobile phone of the present invention.
  • FIG. 5 is a schematic block diagram showing a partial structure of still another modified embodiment of the mobile phone of the present invention.
  • FIG. 6 is a schematic block diagram showing a partial structure of still another modified embodiment of the mobile phone of the present invention.
  • FIG. 7 is a schematic block diagram showing a partial structure of still another modified embodiment of the mobile phone of the present invention.
  • Example embodiments will now be described more fully with reference to the accompanying drawings. However, the example embodiments can be embodied in a variety of forms, and should not be construed as being limited to the embodiments set forth herein. To those skilled in the art.
  • the thickness and size of each layer shown in the drawings may be exaggerated, omitted or schematically shown, and the number of related elements may be schematically illustrated for convenience or clarity.
  • the size of the components does not fully reflect the actual size, and the number of related components does not fully reflect the actual number.
  • connection may be a plurality of embodiments such as an electrical connection, a mechanical connection, a coupling, a direct connection, and an indirect connection, and is not particularly limited unless the invention is specifically described below.
  • the orientation or positional relationship of the “bottom”, “inside”, “outside” and the like is based on the orientation or positional relationship shown in the drawings, and is merely for the convenience of describing the present invention and simplifying the description, rather than indicating or implying the indicated device. Or the components must have a particular orientation, are constructed and operated in a particular orientation, and are therefore not to be construed as limiting the invention.
  • FIG. 1 is a partially exploded structural diagram of an embodiment of an electronic device according to the present invention.
  • Figure la is a schematic sectional view showing a part of the structure of the mobile phone shown in Figure 1.
  • Figure lb is a schematic diagram showing a partial assembly structure of the mobile phone shown in Figure 1.
  • the invention provides an electronic device, which can be a portable electronic product, a home type Electronic products or automotive electronics.
  • the electronic device is not limited to the electronic products listed herein, but may be other suitable electronic products.
  • the portable electronic product is, for example, a mobile terminal, and the mobile terminal is, for example, a suitable mobile terminal such as the mobile phone, tablet computer, notebook computer, wearable product, or the like.
  • the home-based electronic product is, for example, a smart home door lock, a television, a refrigerator, a desktop computer, and the like.
  • the in-vehicle electronic products are, for example, suitable in-vehicle electronic products such as an in-vehicle display, a driving recorder, a navigator, and a car refrigerator.
  • the electronic device 100 is described by taking the commonly used mobile phone as an example.
  • the electronic device 100 includes a protective cover 10, a touch button 20, and a biometric chip 30.
  • the protective cover 10 includes a first surface 11 and a second surface 12 opposite the first surface 11.
  • the first surface 11 is a first surface 11 and a second surface 12 opposite the first surface 11.
  • the protective cover 10 is, for example, a transparent glass or sapphire cover.
  • the material of the protective cover 10 may also be other suitable materials, and is not limited to a glass or sapphire cover, for example, a film cover. board.
  • the protective cover 10 can also be a translucent or non-transparent cover.
  • the touch button 20 is disposed on the second surface 12 of the protective cover 10.
  • the biometric identification chip 30 is connected to the touch button 20 for sensing biological information input by the user from the first surface 11, and is also used to drive the touch button 20 to perform a touch sensing function.
  • the electronic device 100 performs a preset function or an application, for example: a screen unlocking function, Payment function, launch APP (App licatio, application), open folder, and more.
  • biometric chip 30 of the present invention is further used to drive the touch button 20 to perform touch sensing
  • the function of the biometric identification chip 30 is further expanded to improve the utilization rate of the biometric identification chip 30.
  • the biometric identification chip 30 is, for example, one or more of a fingerprint recognition chip, a blood oxygen recognition chip, a heartbeat recognition chip, a pressure recognition chip, a humidity recognition chip, a temperature recognition chip, and an iris recognition chip.
  • the biometric information is, for example, one or more of fingerprint information, blood oxygen information, heartbeat information, pressure information, humidity information, temperature information, and iris information.
  • the present invention is not limited to the types of biometric chip 30 and biological information enumerated herein, but may be other suitable biometric chips 30. And the type of biological information.
  • the biometric chip 30 is disposed on the second surface 12 side of the protective cover 10.
  • the biometric chip 30 can also be disposed at other suitable locations on the side of the electronic device 100, and is not limited to the front side of the electronic device 100.
  • the biometric chip 30 is disposed under the protective cover 10, and the through cover may be provided on the protective cover 10, and the biometric chip 30 is disposed at In the through hole. Further, the biometric chip 30 may be combined with a solid button and disposed in the through hole.
  • the biometric identification chip 30 is disposed on the second surface 12 of the protective cover 10 by a flip chip (Flip-CWp) technology and is connected to the touch button 20.
  • the biometric chip 30 is a die.
  • the biometric chip 30 is bonded to the second cover of the cover 10 by a COG (CW on Glass) process.
  • the protective cover 10 is, for example, a film cover ⁇ , and correspondingly, the biometric chip 30 can be bound to the protective cover 10 by a COF (CWp On Film) process. Two surfaces 12 on top.
  • the electronic device 100 further includes a light shielding layer 40 disposed on the second surface 12 of the protective cover 10 to define the light transmitting region 101 and the non-light transmitting region 102 on the protective cover 10.
  • the touch button 20 may be disposed on the non-transmissive region 102 of the second surface 12 of the protective cover 10 or may be disposed on the transparent region 101 of the second surface 12.
  • the biometric chip 30 may be disposed on the second surface 12 of the protective cover 10 or the light transmissive region 101 of the second surface 12.
  • the touch button 20 and the biometric chip 30 may be located on the same side of the transparent area 101 of the protective cover 10 or on either side of the transparent area 101 of the protective cover 10.
  • the biometric identification chip 30 is disposed adjacent to the touch button 20, and is disposed at one end of the protective cover 10, that is, at the same end of the electronic device 100.
  • the non-transparent area 102 is provided with a touch mark 21.
  • the touch mark 21 is disposed corresponding to the touch button 20, and is used to mark the position of the touch button 20 or the function of the touch button 20.
  • the wire 50 is further formed on the non-transparent region 101 of the second surface 12 of the protective cover 10.
  • the wire 50 is used to electrically connect the biometric chip 30 and the touch button 20.
  • the wire 50 is located at the The touch button 20 is between the biometric chip 30 and the biometric chip 30.
  • the wires 50 are a plurality of wires.
  • the wire 50 is formed, for example, of a conductive silver paste or molybdenum lithium molybdenum.
  • a wire layer is formed on the light shielding layer 40 by coating or brushing silver paste or molybdenum lithium molybdenum, and then, on the wire The layer is subjected to an operation such as etching to form the wire 50.
  • the wire 50 may be directly formed on the light shielding layer 40, and the wire 50 may also be made of a conductive material such as metal or indium tin oxide.
  • an anisotropic conductive layer 60 is formed between the wire 50 and the biometric chip 30.
  • the biometric chip 30 is electrically connected to the touch button 20 via the anisotropic conductive layer 60 and the wire 50.
  • the anisotropic conductive layer 60 may be disposed in the non-transparent area 102 on the protective cover 10 together with the touch button 20, the wire 50, and the biometric chip 30.
  • the anisotropic conductive layer 60, the touch button 20, the wire 50, and a portion of the biometric chip 30 are disposed on the non-transparent region 102 of the protective cover 10, and another portion is disposed at the The light transmissive area 101 on the protective cover 10 is described.
  • the anisotropic conductive layer 60 is, for example, an anisotropic conductive film (Anisotropic)
  • anisotropic conductive layer 60 may also be other suitable materials capable of achieving an anisotropic conductive function, and is not limited to the ACF, ACA, ACP described in the present application.
  • the biometric identification chip 30 is bonded to the protective cover 10 by a flip chip process.
  • the biometric chip 30 can be formed on the protective cover 10 by other suitable processes or methods, and connected to the touch button 20 through the anisotropic conductive layer 60 and the wires 50.
  • the touch button 20 includes a sensing electrode 22 and a driving electrode 23, and a mutual capacitance is formed between the sensing electrode 22 and the driving electrode 23, and is sensed based on the mutual capacitance sensing principle. Is there a touch operation?
  • the drive electrode 23 surrounds the sensing electrode 22 and is formed on the second surface 12 of the protective cover 10 with the sensing electrode 22.
  • the positions of the drive electrodes 23 and the sensing electrodes 22 are also interchangeable.
  • the sensing electrode 22 and the driving electrode 23 may also be formed on other suitable components, for example, formed on a flexible circuit board, and then electrically connected to the biometric chip 30 through the flexible circuit board.
  • the flexible circuit board is attached to the protective cover 10.
  • the sensing electrode 22 and the driving electrode 23 are formed on the second surface 12 of the protective cover 10, the sensing electrode 22 and the driving electrode 23 may be made of conductive silver paste or molybdenum lithium. Made of molybdenum. Of course, the feeling The measuring electrode 22 and the drive electrode 23 can also be made of other suitable materials.
  • FIG. 2 is a schematic diagram showing the structure of the touch button 20 shown in FIG.
  • the touch button 20 includes a sensing electrode 24 that detects whether there is a touch operation based on a self-capacitance sensing principle.
  • the sensing electrode 24 is, for example, a spiral electrode.
  • FIG. 3 is a circuit block diagram of the biometric identification chip 30 shown in FIG.
  • the biometric identification chip 30 includes a sensing electrode array 31 and a driving circuit 32.
  • the driving circuit 32 is connected to the sensing electrode array 31 and the touch button 20, respectively.
  • the driving circuit 32 drives the sensing electrode array 31 to perform biometric information sensing, and also drives the touch button 20 to perform touch sensing.
  • the driving circuit 32 provides a touch driving signal to the driving electrode 23, and receives a touch sensing signal from the sensing electrode 22 to know whether the touch button 20 is touched according to the touch sensing signal.
  • the driving circuit 32 operates the sensing electrode array 31 and the touch button 20 in a blinking or split manner.
  • the electronic device 100 further includes a rear case 70, a main board 75, and a display device 80.
  • the display device 80 is used for screen display.
  • the main board 75 is connected to the display device 80 and the biometric chip 30 for communication with the display device 80 and the biometric chip 30.
  • the protective cover 10 cooperates with the rear case 70 to form a receiving space for receiving the biometric chip 30, the touch button 20, the display device 80, and the main board 75 in the receiving space.
  • the rear case 70 includes a side surface 72.
  • FIG. 4 is a schematic diagram showing a partial structure of a modified embodiment of the mobile phone of the present invention.
  • the biometric chip 30 is disposed on the side 72.
  • the biometric chip 30 is disposed adjacent to the touch button 20.
  • the biometric identification chip 30 is disposed at a lower end of the left side surface 72 of the rear case 70 to facilitate contact of a little finger in a user's finger, and the touch button 20 is disposed on the second surface 12 The lower end is adjacent to the biometric chip 30.
  • the biometric identification chip 30 and the touch button 20 of the present invention are not limited to the above-described setting manner, and may be other suitable setting manners.
  • FIG. 5 is a schematic diagram showing a partial structure of another modified embodiment of the mobile phone of the present invention.
  • the electronic device 100 still further includes a touch sensing layer 90.
  • the touch sensing layer 90 is disposed on the second surface 12 of the protective cover 10 for sensing a user touch operation on the protective cover 10 on an area not covered by the light shielding layer 40.
  • the touch sensing layer 90 may be stacked between the display device 80 and the protective cover 10, and may be embedded.
  • the display device 80 is formed to form an in-cell touch display device.
  • the in-cell touch display device may be an In-Cell touch display device or an On-Cell touch display device.
  • the display device 80 is, for example, a liquid crystal display device, an organic electroluminescence display device, or the like, of a suitable type of display device.
  • the touch sensing layer 90 may be an additional electrode layer or an electrode structure of the multiplexing display device 80 itself.
  • the touch sensing layer 90 can be a single layer structure or a two layer structure. Further, the sensing principle of the touch sensing layer 90 may be a mutual capacitance sensing principle or a self capacitance sensing principle.
  • the touch sensing layer 90 is disposed, for example, between a polarizer and a color filter to form an On-Cell touch display device.
  • the touch sensing layer 90 may be disposed, for example, between the color filter substrate and the film array substrate to form an In-Cell touch display device, etc.
  • the touch sensing layer 90 As the touch sensing layer 90 is gradually integrated into the display device 80, an in-cell touch display device is formed, and the touch driving chip for driving the touch sensing layer 90 gradually becomes the display driving chip for driving the display device 80. Integrated in the same touch display driver chip.
  • an antenna is disposed in a lower end of the electronic device 100 (ie, near one end of the microphone).
  • the touch display driving chip is generally disposed at an upper end of the electronic device 100 (ie, near one end of the earpiece), that is, touching the display driving chip and touching Buttons 20 are located at both ends of the phone.
  • the touch display driver chip is further used to drive the touch button 20
  • a long wire needs to be disposed between the touch display driving chip and the touch button 20, thereby causing the connecting wire to occupy more internal space of the mobile phone, and
  • the arrangement of other components and the signal transmission have an effect.
  • the present invention proposes to further drive the touch button 20 to perform a touch operation by using the biometric chip 30, so that the driving path of the touch button 20 can be shortened, and material cost is saved.
  • the occupation of the internal space of the electronic device 100 is reduced, the arrangement of other components is facilitated, and the stability of signal transmission of the electronic device 100 is improved.
  • the biometric identification chip 30 when the biometric identification chip 30 is disposed on the front side of the electronic device 100 and is located at the same end of the electronic device 100 as the touch button 20, the wire 50 connecting the biometric identification chip 30 and the touch button 20 is further shortened, and Formed directly on the protective cover 10, it further saves space and reduces interference with other signals.
  • the electronic device 100 may further add components not shown in the figure or Some of the elements or components shown in the figures are reduced, such as adding a motherboard for controlling the electronic device 100 to perform a corresponding function in accordance with the biological information sensed by the biometric chip 30.
  • the present invention is not limited to the addition of the motherboards listed herein.
  • the electronic device 100 of the present invention may select or increase or decrease components or components according to actual needs.
  • FIG. 6 is a schematic diagram showing a partial assembly structure of still another embodiment of the mobile phone of the present invention.
  • the biometric identification chip 30 is, for example, a packaged chip, which may be a chip including a single die, or a chip including a plurality of dies.
  • the biometric chip 30 is adhered to the second surface 12 of the protective cover 10, for example, by an adhesive layer, and is located in a non-transparent area with the touch button 20.
  • the biometric chip 30 is coupled to the touch button 20 via a connector 50a.
  • the connecting member 50 a is a flexible circuit board.
  • the connector 50a is not limited to the flexible circuit board 50a, but may be other suitable components.
  • the touch button 20 may be disposed on the protective cover 10 or may be disposed on the connecting member 50a.
  • the connector 50a is attached to the protective cover 10 corresponding to the position where the touch button 20 is disposed.
  • the biosensor chip 30 is further connected to the main board 75 (see FIG. 1) through the connecting member 50a, and performs data communication with the main board 75.
  • the main board 75 controls whether the electronic device 100 performs a corresponding function according to the information sensed by the biometric chip 30.
  • the biometric chip 30 can also be disposed on the second surface 12 by other suitable means such as imprinting. Still alternatively, the biometric chip 30 is disposed adjacent to the protective cover 30, and there is no intermediate connection medium between the protective cover 30 and the protective cover 30. In addition, the biometric chip 30 can also be assembled with a physical button. The protective cover 10 is correspondingly provided with a through hole for receiving the biometric chip and the physical button. The biometric identification chip 30 can also be formed at other suitable locations of the electronic device 100, and is not limited to the front side of the electronic device 100.
  • the biometric chip 30 and the touch button 20 are formed at the same end of the electronic device 100.
  • the biometric chip 30 is disposed on the front side of the electronic device 100. Further, for the electronic device 100 having the in-cell touch display device, the biometric chip 30 and the touch button 20 are formed between the in-cell touch display device and the protective cover 10.
  • the electronic identification of the electronic device 100 having an in-cell touch display device is variably
  • the chip 30 can also be formed on the side of the electronic device 100, and is not limited to being disposed on the front side of the electronic device 100.
  • FIG. 7 is a schematic structural diagram of another embodiment of a mobile phone according to the present invention.
  • the present embodiment
  • the circuit for driving the touch button 20 is further integrated into a driver chip 35, which is not integrated in the biometric chip 30 as shown in FIG.
  • the driving chip 35 is disposed on the flexible circuit board 50a and connected to the biometric chip 30.
  • the biometric identification chip 30 outputs a touch driving signal to the touch button 20, and receives the touch button from the biometric chip 30. 20 output touch sensing signals.
  • the biometric identification chip 30 is, for example, a die formed on the protective cover 10 by a flip chip process.
  • the touch button 20 is formed, for example, on the second surface 12 of the protective cover 10.
  • the biometric chip 30 is connected to the touch button 20 via a wire 50.
  • the wire 50 is formed on the second surface 12 and is located between the touch button 20 and the biometric chip 30.
  • the touch button 20 can also be formed on other media (such as a flexible circuit board) and attached to the protective cover 10.

Abstract

本发明公开了一种软性电路板、生物信息感测模组、和电子设备。所述电子设备包括:保护盖板,包括第一表面和与第一表面相对的第二表面;软性电路板,设置有触摸按键,所述软性电路板设置有触摸按键的位置贴附在所述保护盖板的第二表面上;和生物识别芯片,通过所述软性电路板与所述触摸按键连接,用于感测用户的生物信息,还用于驱动所述触摸按键执行触摸感测。

Description

说明书 发明名称:软性电路板、 生物信息感测模组、 和电子设备
[0001] 本申请要求 2016年 5月 31日提交中国专利局、 申请号为 201610380396.6、 发明 名称为 "电子设备"的中国专利申请的优先权, 其全部内容通过引用结合在本申 请中。
[0002] 技术领域
[0003] 本发明涉及生物信息感测技术领域, 尤其涉及一种软性电路板、 生物信息感测 模组、 和电子设备。
[0004] 背景技术
[0005] 目前, 生物传感器件已逐渐成为电子设备 (如, 手机等)的标配。 然, 生物传感 器件目前主要用于感测用户输入的生物信息, 电子设备的主控电路根据生物传 感器件所感测到的生物信息对应控制电子设备是否执行预设的功能。
[0006] 随着生物传感器件的集成度的逐渐提高, 扩展生物传感器件的功能成为趋势。
[0007] 发明内容
[0008] 为解决上述技术问题, 本发明提供一种连接生物识别芯片与触摸按键的软性电 路板、 以及利用生物识别芯片驱动触摸按键执行触摸感测功能的生物信息感测 模组以及电子设备。
[0009] 本发明提供一种软性电路板, 包括触摸按键, 所述触摸按键通过所述软性电路 板与一生物识别芯片连接, 用于接收来自所述生物识别芯片的驱动信号, 执行 触摸感测。
[0010] 可选地, 所述软性电路板包括分支结构, 所述触摸按键设置在所述软性电路板 的分支结构上。
[0011] 可选地, 所述软性电路板设置有所述触摸按键的位置贴附在一电子设备的保护 盖板的下方。
[0012] 可选地, 所述软性电路板还用于与一电子设备的主板连接, 在所述生物识别芯 片与所述主板之间进行信号传输。
[0013] 可选地, 所述软性电路板包括二分支结构, 每一分支结构上设置一触摸按键, 所述二分支结构位于所述生物识别芯片的相对两侧, 并与所生物识别芯片间隔 设置。
[0014] 可选地, 所述分支结构从所述软性电路板上延伸出来。
[0015] 可选地, 所述生物识别芯片和所述触摸按键都设置在所述软性电路板上, 所述 软性电路板上设置所述生物识别芯片的部分与设置所述触摸按键的部分为相分 离的部分。
[0016] 本发明还提供一种生物信息感测模组, 包括:
[0017] 一软性电路板, 包括分支结构;
[0018] 触摸按键, 形成在所述软性电路板的分支结构上;
[0019] 生物识别芯片, 通过所述软性电路板与触摸按键连接, 用于感测用户的生物信 息, 还用于驱动所述触摸按键执行触摸感测。
[0020] 可选地, 所述分支结构设置有触摸按键的部分与所述生物识别芯片之间间隔设 置。
[0021] 可选地, 所述软性电路板包括二分支结构, 每一分支结构上设置一触摸按键, 所述二分支结构上设置有触摸按键的部分位于所述生物识别芯片的相对二侧。
[0022] 可选地, 所述生物识别芯片位于所述二分支结构之间, 并与所述二分支结构间 隔设置。
[0023] 可选地, 所述软性电路板还用于与一电子设备的主板连接, 在所述生物识别芯 片与所述主板之间进行信号传输。
[0024] 可选地, 所述生物信息感测模组为指纹信息感测模组。
[0025] 可选地, 所述分支结构从所述软性电路板上延伸出来。
[0026] 可选地, 所述生物识别芯片和所述触摸按键都设置在所述软性电路板上, 所述 软性电路板上设置所述生物识别芯片的部分与设置所述触摸按键的部分为相分 离的部分。
[0027] 本发明还提供一种电子设备, 包括:
[0028] 保护盖板, 包括第一表面和与第一表面相对的第二表面;
[0029] 软性电路板, 设置有触摸按键, 所述触摸按键贴附在所述保护盖板的第二表面 上; 和 [0030] 生物识别芯片, 通过所述软性电路板与所述触摸按键连接, 用于感测用户的生 物信息, 还用于驱动所述触摸按键执行触摸感测。
[0031] 可选地, 所述软性电路板包括分支结构, 所述触摸按键设置在所述分支结构上
[0032] 可选地, 所述软性电路板上设置二触摸按键, 所述二触摸按键位于所述生物识 别芯片的相对二侧。
[0033] 可选地, 所述软性电路板包括二分支结构, 每一分支结构上设置一触摸按键, 所述生物识别芯片位于所述二分支结构之间, 并与所述二分支结构间隔设置。
[0034] 可选地, 所述保护盖板的第二表面上形成有遮光层, 所述软性电路板设置有触 摸按键的位置贴附在所述遮光层上。
[0035] 可选地, 所述保护盖板的第一表面用于接收用户的触摸输入, 所述电子设备进 一步包括触摸显示装置, 设置在所述保护盖板的第二表面一侧, 用于执行图像 显示与触摸感测。
[0036] 可选地, 所述触摸显示装置为内嵌式触摸显示装置, 所述触摸按键与所述内嵌 式触摸显示装置相对设置, 其中, 所述触摸按键用于感测用户在第一表面的触 摸操作。
[0037] 可选地, 所述分支结构从所述软性电路板上延伸出来。
[0038] 可选地, 所述生物识别芯片和所述触摸按键都设置在所述软性电路板上, 所述 软性电路板上设置所述生物识别芯片的部分与设置所述触摸按键的部分为相分 离的部分。
[0039] 可选地, 所述保护盖板上设置有通孔, 所述生物识别芯片设置在所述通孔处。
[0040] 可选地, 所述电子设备进一步包括一主板, 所述软性电路板还用于与所述主板 连接, 在所述生物识别芯片与所述主板之间进行信号传输。
[0041] 可选地, 所述生物识别芯片为指纹识别芯片。
[0042] 本发明还提供一种电子设备, 包括:
[0043] 保护盖板, 包括第一表面和与第一表面相对的第二表面;
[0044] 触摸按键, 形成在所述保护盖板的第二表面上;
[0045] 导线, 形成在所述保护盖板的第二表面上, 并与触摸按键连接; 和 [0046] 生物识别芯片, 通过所述导线与所述触摸按键连接, 用于感测用户的生物信息
, 还用于驱动所述触摸按键执行触摸感测。
[0047] 可选地, 所述保护盖板的第二表面上形成有遮光层, 所述触摸按键与所述导线 直接形成在所述遮光层上。
[0048] 可选地, 所述保护盖板的第一表面用于接收用户的触摸输入。
[0049] 可选地, 所述电子设备进一步包括触摸显示装置, 设置在所述保护盖板的第二 表面一侧, 用于执行图像显示与触摸感测。
[0050] 可选地, 所述触摸显示装置为内嵌式触摸显示装置。
[0051] 可选地, 所述生物识别芯片通过覆晶工艺绑定在所述保护盖板的第二表面一侧
, 所述导线位于所述生物识别芯片与所述触摸按键之间。
[0052] 可选地, 所述导线和 /或所述触摸按键由导电银浆或钼锂钼制成。
[0053] 由于本发明的软性电路板用于连接所述生物识别芯片与触摸按键, 从而可使电 路结构更加紧凑。 另外, 由于本发明的生物信息感测模组以及电子设备的生物 识别芯片除用于感测用户输入的生物信息, 还用于驱动触摸按键执行触摸感测 , 从而所述生物识别芯片的功能进一步扩展, 提高生物识别芯片的利用率。
[0054] 尽管公幵了多个实施例, 包括其变化, 伹是通过示出并描述了本发明公幵的说 明性实施例的下列详细描述, 本发明公幵的其他实施例将对所属领域的技术人 员显而易见。 将认识到, 本发明公幵能够在各种显而易见的方面修改, 所有修 改都不会偏离本发明的精神和范围。 相应地, 附图和详细描述本质上应被视为 说明性的, 而不是限制性的。
[0055] 附图说明
[0056] 通过参照附图详细描述其示例实施方式, 本发明的特征及优点将变得更加明显
[0057] 图 1是本发明手机一实施例的部分分解结构示意图。
[0058] 图 la是图 1所示手机的部分结构截面示意简图。
[0059] 图 lb是图 1所示手机的部分组装结构示意简图。
[0060] 图 2是图 lb所示的触摸按键一变更实施例的结构示意简图。
[0061] 图 3是图 lb所示的生物识别芯片的电路框图。 [0062] 图 4是本发明手机一变更实施例的部分结构示意简图。
[0063] 图 5是本发明手机又一变更实施例的部分结构示意简图。
[0064] 图 6是本发明手机又一变更实施例的部分结构示意简图。
[0065] 图 7是本发明手机又一变更实施例的部分结构示意简图。
[0066] 具体实施方式
[0067] 现在将参考附图更全面地描述示例实施方式。 然而, 示例实施方式能够以多种 形式实施, 且不应被理解为限于在此阐述的实施方式; 相反, 提供这些实施方 式使得本发明将全面和完整, 并将示例实施方式的构思全面地传达给本领域的 技术人员。 为了方便或清楚, 可能夸大、 省略或示意地示出在附图中所示的每 层的厚度和大小、 以及示意地示出相关元件的数量。 另外, 元件的大小不完全 反映实际大小, 以及相关元件的数量不完全反应实际数量。
[0068] 在本发明的描述中, 需要理解的是: "多个 "定义为两个和两个以上, 除非另 有明确具体的限定, 对应地, 该定义适用于 "多种"、 "多条"、 "多颗 "等术语。 " 连接"可为电连接、 机械连接、 耦接、 直接连接以及间接连接等多种实施方式, 除非本发明下述特别说明, 否则并不做特别限制。
[0069] 在本发明中, 术语"厚度"、 "上"、 "下"、 "前"、 "后"、 "左"、 "右"、 "竖直"、 "水平"、 "顶"、 "底"、 "内"、 "外"等指示的方位或位置关系为基于附图所示的 方位或位置关系, 仅是为了便于描述本发明和简化描述, 而不是指示或暗示所 指的装置或元件必须具有特定的方位、 以特定的方位构造和操作, 因此不能理 解为对本发明的限制。
[0070] 此外, 所描述的特征、 结构可以以任 1可合适的方式结合在一个或更多实施方 式中。 在下面的描述中, 提供许多具体细节从而给出对本发明的实施方式的充 分理解。 然而, 本领域技术人员应意识到, 没有所述特定细节中的一个或更多 , 或者采用其它的结构、 组元等, 也可以实践本发明的技术方案。 在其它情况 下, 不详细示出或描述公知结构或者操作以避免模糊本发明。
[0071] 请一并参阅图 1-lb, 图 1是本发明电子设备一实施例的部分分解结构示意图。
图 la是图 1所示手机的部分结构截面示意简图。 图 lb是图 1所示手机的部分组装 结构示意简图。 本发明提供一种电子设备, 其可以为可携式电子产品、 家居式 电子产品或车载电子产品。 然而, 所述电子设备不局限此处所列的电子产品, 还可以是其它合适的电子产品。 所述可携式电子产品例如为移动终端, 所述移 动终端例如为所述手机、 平板电脑、 笔记本电脑、 穿戴式产品等合适的移动终 端。 所述家居式电子产品例如为智能门锁、 电视、 冰箱、 台式电脑等合适的家 居式电子产品。 所述车载电子产品例如为车载显示器、 行车记录仪、 导航仪、 车载冰箱等合适的车载电子产品。 为方便理解和说明本发明的技术方案, 所述 电子设备 100以常用的所述手机为例进行阐述。 所述电子设备 100包括保护盖板 1 0、 触摸按键 20以及生物识别芯片 30。
[0072] 保护盖板 10包括第一表面 11和与第一表面 11相对的第二表面 12。 所述第一表面
11为电子设备 100的外表面, 即为用户可直接触碰的表面。 所述第二表面 12位于 所述电子设备 100的内部。 所述保护盖板 10例如为透明的玻璃或蓝宝石盖板, 然 而, 所述保护盖板 10的材料也可为其它合适的材料, 并不限制为玻璃或蓝宝石 盖板, 例如也可为薄膜盖板。 可变更地, 对于不同类型的电子设备 100, 所述保 护盖板 10也可为半透明或非透明的盖板。
[0073] 所述触摸按键 20设置在保护盖板 10的第二表面 12上。 所述生物识别芯片 30与所 述触摸按键 20相连接, 用于感测用户从第一表面 11输入的生物信息, 还用于驱 动所述触摸按键 20执行触摸感测功能。 当所述生物识别芯片 30检测到输入的生 物信息与所述电子设备 100内预存的生物信息模版匹配吋, 则所述电子设备 100 对应执行预设的功能或应用程序, 例如: 解屏功能、 支付功能、 启动 APP (App licatio, 应用程序) 、 幵启文件夹等等。
[0074] 由于本发明的生物识别芯片 30进一步用于驱动触摸按键 20执行触摸感测, 因此
, 所述生物识别芯片 30的功能得到进一步扩展, 提高生物识别芯片 30的利用率
[0075] 所述生物识别芯片 30例如为指纹识别芯片、 血氧识别芯片、 心跳识别芯片、 压 力识别芯片、 湿度识别芯片、 温度识别芯片、 虹膜识别芯片中的一种或多种。 对应地, 所述生物信息例如为指纹信息、 血氧信息、 心跳信息、 压力信息、 湿 度信息、 温度信息、 虹膜信息中的一种或多种。 然而, 本发明不局限此处所列 举的生物识别芯片 30和生物信息的种类, 还可以是其它合适的生物识别芯片 30 和生物信息的种类。
[0076] 在本实施方式中, 所述生物识别芯片 30设置在保护盖板 10的第二表面 12—侧。
然, 所述生物识别芯片 30也可设置在电子设备 100的侧面等其它合适的位置, 并 不局限在电子设备 100的正面。 另外, 在本实施方式中, 所述生物识别芯片 30设 置在保护盖板 10的下方, 然, 可变更地, 所述保护盖板 10上也可设置通孔, 所 述生物识别芯片 30设置在所述通孔中。 进一步地, 所述生物识别芯片 30可与实 体按键结合在一起, 并设置在所述通孔中。
[0077] 在本实施方式中, 所述生物识别芯片 30通过覆晶 (Flip-CWp) 技术工艺设置在 保护盖板 10的第二表面 12, 并与所述触摸按键 20相连接。 较佳地, 所述生物识 别芯片 30为裸片。
[0078] 当保护盖板 10为玻璃盖板或蓝宝石盖板吋, 所述生物识别芯片 30通过 COG(CW p On Glass,玻璃覆晶)工艺绑定 (bonding)在保护盖板 10的第二表面 12上。 然而, 可变更地, 所述保护盖板 10例如为薄膜盖板吋, 相应地, 所述生物识别芯片 30 可通过 COF(CWp On Film,薄膜覆晶)工艺绑定在保护盖板 10的第二表面 12上。
[0079] 所述电子设备 100进一步包括遮光层 40, 所述遮光层 40设置在保护盖板 10的第 二表面 12, 以限定出保护盖板 10上的透光区域 101与非透光区域 102。 所述触摸 按键 20可设置在保护盖板 10的第二表面 12上的非透光区域 102, 也可以设于第二 表面 12的透光区域 101。 同样地, 所述生物识别芯片 30可设置在保护盖板 10的第 二表面 12上的非透光区域 102, 也可以设于第二表面 12的透光区域 101。 所述触 摸按键 20和所述生物识别芯片 30可位于所述保护盖板 10的透光区域 101的同一侧 , 也可以位于所述保护盖板 10的透光区域 101的任意两侧。
[0080] 在本实施方式中, 所述生物识别芯片 30与所述触摸按键 20邻近设置, 且一并设 于所述保护盖板 10的一端, 即位于电子设备 100的同一端。
[0081] 进一步地, 如图 1和 lb所示, 所述非透光区域 102上设置触摸标志 21。 所述触摸 标志 21与所述触摸按键 20对应设置, 用于标志所述触摸按键 20的位置或所述触 摸按键 20的功能。
[0082] 所述保护盖板 10的第二表面 12的非透光区域 101上进一步形成有导线 50。 所述 导线 50用于电连接所述生物识别芯片 30与所述触摸按键 20。 所述导线 50位于所 述触摸按键 20与所述生物识别芯片 30之间。
[0083] 所述导线 50为多条。 所述导线 50例如由导电银浆或钼锂钼形成。 具体地, 当遮 光层 40形成在所述保护盖板 10的第二表面 12上之后, 通过涂布或刷银浆或钼锂 钼于所述遮光层 40上形成导线层, 然后, 在对导线层进行例如蚀刻等操作形成 所述导线 50。 可变更地, 在其它实施例中, 所述导线 50也可直接形成于所述遮 光层 40上, 所述导线 50也可由金属或氧化铟锡等导电材料制成。
[0084] 如图 la所示, 所述导线 50与所述生物识别芯片 30之间形成有异方性导电层 60。
所述生物识别芯片 30通过所述异方性导电层 60和所述导线 50与所述触摸按键 20 电连接。 所述异方性导电层 60可以与所述触摸按键 20、 所述导线 50、 所述生物 识别芯片 30—同设于所述保护盖板 10上的非透光区域 102, 当然, 也可以将所述 异方性导电层 60、 所述触摸按键 20、 所述导线 50、 所述生物识别芯片 30中的一 部分设于所述保护盖板 10上的非透光区域 102, 另一部分设于所述保护盖板 10上 的透光区域 101。 所述异方性导电层 60例如为异方性导电膜 (Anisotropic
Conductive Film, ACF)14或异方性导电胶 (Anisotropic conductive adhesive/paste, ACA/ACP)。 然而, 所述异方性导电层 60也可为其它合适的能够实现各向异性导 电功能的物质, 并不局限于本申请所述的 ACF、 ACA、 ACP。
[0085] 在本实施方式中, 所述生物识别芯片 30通过覆晶工艺绑定在所述保护盖板 10上 。 然, 可变更地, 所述生物识别芯片 30也可通过其它合适的工艺或方法形成在 保护盖板 10上, 并通过异方性导电层 60、 导线 50与触摸按键 20连接。
[0086] 在本实施方式中, 所述触摸按键 20包括感测电极 22与驱动电极 23 , 所述感测电 极 22与所述驱动电极 23之间形成互电容, 基于互电容感测原理感测是否有触摸 操作。 所述驱动电极 23包围所述感测电极 22, 并与所述感测电极 22形成在保护 盖板 10的第二表面 12上。 然, 可变更地, 所述驱动电极 23与所述感测电极 22的 位置也可互换。 另外, 所述感测电极 22与所述驱动电极 23也可以形成在其它合 适的元件上, 例如形成在软性电路板上, 再通过该软性电路板与所述生物识别 芯片 30电连接, 所述软性电路板与保护盖板 10贴合。
[0087] 当所述感测电极 22和所述驱动电极 23形成在保护盖板 10的第二表面 12上吋, 所 述感测电极 22和所述驱动电极 23可以由导电银浆或钼锂钼制成。 当然, 所述感 测电极 22和所述驱动电极 23也可以由其它合适的材料制成。
[0088] 请参阅图 2, 图 2是图 lb所示的触摸按键 20—变更实施例的结构示意简图。 所述 触摸按键 20包括感测电极 24 , 所述感测电极 24基于自电容式感测原理检测是否 有触摸操作。 所述感测电极 24例如为螺旋式电极。
[0089] 请一并参阅图 lb与图 3, 图 3是图 lb所示的生物识别芯片 30的电路框图。 所述生 物识别芯片 30包括感测电极阵列 31和驱动电路 32。 所述驱动电路 32与所述感测 电极阵列 31和所述触摸按键 20分别连接。 所述驱动电路 32驱动所述感测电极阵 列 31执行生物信息感测, 还驱动所述触摸按键 20执行触摸感测。
[0090] 所述驱动电路 32提供触摸驱动信号给驱动电极 23, 并接收来自感测电极 22的触 摸感测信号, 以根据所述触摸感测信号获知触摸按键 20是否有被触摸。
[0091] 所述驱动电路 32同吋或分吋驱动所述感测电极阵列 31和所述触摸按键 20工作。
[0092] 请继续参阅图 1与图 2, 所述电子设备 100进一步包括后壳 70、 主板 75、 和显示 装置 80。 所述显示装置 80用于画面显示。 所述主板 75与所述显示装置 80、 生物 识别芯片 30连接, 用于与所述显示装置 80、 生物识别芯片 30进行通信。 所述保 护盖板 10与所述后壳 70相配合形成收容空间, 以收容所述生物识别芯片 30、 触 摸按键 20、 所述显示装置 80、 主板 75于所述收容空间中。 所述后壳 70包括侧面 7 2。
[0093] 请参阅图 4, 图 4是本发明手机一变更实施例的部分结构示意简图。 所述生物识 别芯片 30设置在侧面 72。 较佳地, 所述生物识别芯片 30与所述触摸按键 20邻近 设置。 例如图 4所示, 所述生物识别芯片 30设于所述后壳 70的左侧面 72的下端以 方便用户的手指中的小指接触, 而所述触摸按键 20设于所述第二表面 12的下端 且邻近所述生物识别芯片 30。 本发明的所述生物识别芯片 30与所述触摸按键 20 不局限上述的设置方式, 还可以是其它的合适的设置方式。
[0094] 请一并参阅图 1、 图 2、 和图 5, 图 5是本发明手机另一变更实施例的部分结构示 意简图。 所述电子设备 100还进一步包括触摸传感层 90。 所述触摸传感层 90设置 在保护盖板 10的第二表面 12, 用于感测保护盖板 10上未被遮光层 40所遮挡的区 域上的用户触摸操作。
[0095] 所述触摸传感层 90可层叠于所述显示装置 80与所述保护盖板 10之间, 还可以嵌 于所述显示装置 80中以形成内嵌式触摸显示装置。 所述内嵌式触摸显示装置可 为盒子内式 (In-Cell)触摸显示装置或盒子上式 (On-Cell)触摸显示装置。 所述显示 装置 80例如为液晶显示装置、 有机电致发光显示装置等等合适类型的显示装置 。 所述触摸传感层 90可为额外的电极层, 也可为复用显示装置 80本身的电极结 构。 所述触摸传感层 90可为单层结构, 也可为双层结构。 进一步地, 所述触摸 传感层 90的感测原理可以为互电容式感测原理, 也可为自电容式感测原理。
[0096] 当显示装置 80为液晶显示装置吋, 所述触摸传感层 90例如设置在偏光片与彩色 滤光板之间, 形成 On-Cell触摸显示装置。 可变更地, 所述触摸传感层 90例如也 可设置在彩色滤光片基板与薄膜阵列基板之间形成 In-Cell触摸显示装置, 等等
[0097] 随着触摸传感层 90逐渐集成到显示装置 80内, 形成内嵌式触摸显示装置, 用于 驱动触摸传感层 90的触摸驱动芯片逐渐与用于驱动显示装置 80的显示驱动芯片 集成在同一触摸显示驱动芯片中。 通常, 电子设备 100的下端 (即, 靠近话筒一端 )内设置天线, 为了利于散热, 触摸显示驱动芯片一般设置在电子设备 100的上 端 (即, 靠近听筒一端), 即, 触摸显示驱动芯片与触摸按键 20位于手机的两端。 若采用触摸显示驱动芯片进一步驱动触摸按键 20, 则在触摸显示驱动芯片与触 摸按键 20之间需要布设较长的导线, 由此造成连接导线占用手机较多的内部空 间, 另外, 如此对手机内部其它元件之间的安排布置以及信号传输存在一定影 响。
[0098] 针对具有内嵌式触摸显示装置的电子设备 100, 本发明提出利用生物识别芯片 3 0进一步驱动触摸按键 20执行触摸操作, 从而可使得所述触摸按键 20的驱动路径 简短, 节约材料成本, 减少电子设备 100内部空间的占用, 方便其它元件安排布 置, 提高电子设备 100信号传输的稳定性。
[0099] 尤其地, 当生物识别芯片 30设置在电子设备 100的正面, 并与触摸按键 20位于 电子设备 100的同一端吋, 连接生物识别芯片 30与触摸按键 20的导线 50进一步缩 短, 并且可直接形成在保护盖板 10上, 进一步节省空间, 并减少对其它信号的 干扰。
[0100] 进一步需要说明的是, 所述电子设备 100可进一步增加图示中未示出的元件或 减少图示中示出的某些元件或部件, 例如增加主板以用于根据所述生物识别芯 片 30所感测的生物信息对应控制电子设备 100执行相应的功能。 然而, 本发明不 局限增加此处所列举的主板, 本发明的电子设备 100可根据实际需要对应选择增 加或减少元件或部件即可。
[0101] 请参阅图 6, 图 6为本发明手机的又一实施例的部分组装结构示意简图。 在本实 施方式中, 所述生物识别芯片 30例如为经过封装后的芯片, 其可为包括单一裸 片的芯片, 也可为包括多颗裸片的芯片。 所述生物识别芯片 30例如通过粘着层 粘附在保护盖板 10的第二表面 12上, 并与触摸按键 20均位于非透光区域。 所述 生物识别芯片 30通过连接件 50a与所述触摸按键 20连接。 较佳地, 所述连接件 50 a为软性电路板。 然, 所述连接件 50a并不局限于所述软性电路板 50a, 也可为其 它合适的元件。
[0102] 所述触摸按键 20可设置在保护盖板 10上, 也可设置在连接件 50a上。 当触摸按 键 20设置在连接件 50a上吋, 所述连接件 50a对应设置触摸按键 20的位置贴附在 保护盖板 10上。
[0103] 所述生物传感芯片 30进一步通过所述连接件 50a与所述主板 75(见图 1)连接, 与 所述主板 75进行数据通信。 所述主板 75根据所述生物识别芯片 30所述感测到的 信息对应控制电子设备 100是否执行相应的功能。
[0104] 可变更地, 所述生物识别芯片 30也可通过压印等其它合适的方式设置在第二表 面 12上。 又或者, 所述生物识别芯片 30靠近保护盖板 30设置, 与保护盖板 30之 间并不存在中间连接介质。 另, 所述生物识别芯片 30也可与实体按键装配在一 起, 保护盖板 10上对应设置有收容生物识别芯片与实体按键的通孔。 所述生物 识别芯片 30也可形成在所述电子设备 100的其它合适位置, 并不局限在所述电子 设备 100的正面。
[0105] 较佳地, 所述生物识别芯片 30与所述触摸按键 20形成在电子设备 100的同一端
, 所述生物识别芯片 30设置在电子设备 100的正面。 进一步地, 对于具有内嵌式 触摸显示装置的电子设备 100, 所述生物识别芯片 30与触摸按键 20形成在内嵌式 触摸显示装置与保护盖板 10之间。
[0106] 然, 可变更地, 对于具有内嵌式触摸显示装置的电子设备 100, 所述生物识别 芯片 30也可形成在电子设备 100的侧面, 并不局限于设置在电子设备 100的正面
[0107] 请参阅图 7, 图 7为本发明手机的又一实施例的结构示意简图。 在本实施方式中
, 用于驱动触摸按键 20的电路另集成为一驱动芯片 35, 并非如图 3所示集成在生 物识别芯片 30中。 所述驱动芯片 35设置在软性电路板 50a上, 并与生物识别芯片 30连接, 通过所述生物识别芯片 30输出触摸驱动信号给触摸按键 20, 并通过所 述生物识别芯片 30接收来自触摸按键 20输出的触摸感测信号。
[0108] 所述生物识别芯片 30例如为裸片, 通过覆晶工艺形成在保护盖板 10上。 所述触 摸按键 20例如形成在保护盖板 10的第二表面 12上。 所述生物识别芯片 30通过导 线 50与触摸按键 20连接。 所述导线 50形成在第二表面 12上, 并位于所述触摸按 键 20与所述生物识别芯片 30之间。 然, 可变更地, 所述触摸按键 20也可形成在 其它介质 (如软性电路板)上, 并贴合在所述保护盖板 10上。
[0109] 尽管是参考各实施例来描述本发明公幵, 伹是可以理解, 这些实施例是说明性 的, 并且本发明的范围不仅限于它们。 许多变化、 修改、 添加、 以及改进都是 可能的。 更一般而言, 根据本发明公幵的各实施例是在特定实施例的上下文中 描述的。 功能可以在本发明公幵的各实施例中在过程中以不同的方式分离或组 合, 或利用不同的术语来描述。 这些及其他变化、 修改、 添加、 以及改进可以 在如随后的权利要求书所定义的本发明公幵的范围内。
技术问题
问题的解决方案
发明的有益效果

Claims

权利要求书
[权利要求 1] 一种软性电路板, 包括触摸按键, 所述触摸按键通过所述软性电路板 与一生物识别芯片连接, 用于接收来自所述生物识别芯片的驱动信号 , 执行触摸感测。
[权利要求 2] 如权利要求 1所述的软性电路板, 其特征在于: 所述软性电路板包括 分支结构, 所述触摸按键设置在所述软性电路板的分支结构上。
[权利要求 3] 如权利要求 1或 2所述的软性电路板, 其特征在于: 所述软性电路板设 置有所述触摸按键的位置贴附在一电子设备的保护盖板的下方。
[权利要求 4] 如权利要求 1所述的软性电路板, 其特征在于: 所述软性电路板还用 于与一电子设备的主板连接, 在所述生物识别芯片与所述主板之间进 行信号传输。
[权利要求 5] 根据权利要求 4所述的软性电路板, 其特征在于: 所述软性电路板包 括二分支结构, 每一分支结构上设置一触摸按键, 所述二分支结构位 于所述生物识别芯片的相对两侧, 并与所生物识别芯片间隔设置。
[权利要求 6] 根据权利要求 1所述的软性电路板, 其特征在于: 所述分支结构从所 述软性电路板上延伸出来。
[权利要求 7] 根据权利要求 1所述的软性电路板, 其特征在于: 所述生物识别芯片 和所述触摸按键都设置在所述软性电路板上, 所述软性电路板上设置 所述生物识别芯片的部分与设置所述触摸按键的部分为相分离的部分
[权利要求 8] 一种生物信息感测模组, 包括:
一软性电路板, 包括分支结构;
触摸按键, 形成在所述软性电路板的分支结构上; 生物识别芯片, 通过所述软性电路板与触摸按键连接, 用于感测用户 的生物信息, 还用于驱动所述触摸按键执行触摸感测。
[权利要求 9] 如权利要求 8所述的生物信息感测模组, 其特征在于: 所述分支结构 设置有触摸按键的部分与所述生物识别芯片之间间隔设置。
[权利要求 10] 如权利要求 8所述的生物信息感测模组, 其特征在于: 所述软性电路 板包括二分支结构, 每一分支结构上设置一触摸按键, 所述二分支结 构上设置有触摸按键的部分位于所述生物识别芯片的相对二侧。 如权利要求 10所述的生物信息感测模组, 其特征在于: 所述生物识别 芯片位于所述二分支结构之间, 并与所述二分支结构间隔设置。 如权利要求 8所述的生物信息感测模组, 其特征在于: 所述软性电路 板还用于与一电子设备的主板连接, 在所述生物识别芯片与所述主板 之间进行信号传输。
如权利要求 8所述的生物信息感测模组, 其特征在于: 所述生物信息 感测模组为指纹信息感测模组。
根据权利要求 8所述的生物信息感测模组, 其特征在于: 所述分支结 构从所述软性电路板上延伸出来。
根据权利要求 8所述的生物信息感测模组, 其特征在于: 所述生物识 别芯片和所述触摸按键都设置在所述软性电路板上, 所述软性电路板 上设置所述生物识别芯片的部分与设置所述触摸按键的部分为相分离 的部分。
一种电子设备, 包括:
保护盖板, 包括第一表面和与第一表面相对的第二表面;
软性电路板, 设置有触摸按键, 所述触摸按键贴附在所述保护盖板的 第二表面上; 和
生物识别芯片, 通过所述软性电路板与所述触摸按键连接, 用于感测 用户的生物信息, 还用于驱动所述触摸按键执行触摸感测。
如权利要求 16所述的电子设备, 其特征在于: 所述软性电路板包括分 支结构, 所述触摸按键设置在所述分支结构上。
如权利要求 16所述的电子设备, 其特征在于: 所述软性电路板上设置 二触摸按键, 所述二触摸按键位于所述生物识别芯片的相对二侧。 如权利要求 18所述的电子设备, 其特征在于: 所述软性电路板包括二 分支结构, 每一分支结构上设置一触摸按键, 所述生物识别芯片位于 所述二分支结构之间, 并与所述二分支结构间隔设置。 如权利要求 16所述的电子设备, 其特征在于: 所述保护盖板的第二表 面上形成有遮光层, 所述软性电路板设置有触摸按键的位置贴附在所 述遮光层上。
如权利要求 16所述的电子设备, 其特征在于: 所述保护盖板的第一表 面用于接收用户的触摸输入, 所述电子设备进一步包括触摸显示装置 , 设置在所述保护盖板的第二表面一侧, 用于执行图像显示与触摸感 根据权利要求 21所述的电子设备, 其特征在于: 所述触摸显示装置为 内嵌式触摸显示装置, 所述触摸按键与所述内嵌式触摸显示装置相对 设置, 其中, 所述触摸按键用于感测用户在第一表面的触摸操作。 根据权利要求 17所述的电子设备, 其特征在于: 所述分支结构从所述 软性电路板上延伸出来。
根据权利要求 16所述的电子设备, 其特征在于: 所述生物识别芯片和 所述触摸按键都设置在所述软性电路板上, 所述软性电路板上设置所 述生物识别芯片的部分与设置所述触摸按键的部分为相分离的部分。 如权利要求 16-24中任意一项所述的电子设备, 其特征在于: 所述保 护盖板上设置有通孔, 所述生物识别芯片设置在所述通孔处。
如权利要求 16所述的电子设备, 其特征在于: 所述电子设备进一步包 括一主板, 所述软性电路板还用于与所述主板连接, 在所述生物识别 芯片与所述主板之间进行信号传输。
如权利要求 16所述的电子设备, 其特征在于: 所述生物识别芯片为指 纹识别芯片。
一种电子设备, 包括:
保护盖板, 包括第一表面和与第一表面相对的第二表面;
触摸按键, 形成在所述保护盖板的第二表面上;
导线, 形成在所述保护盖板的第二表面上, 并与触摸按键连接; 和 生物识别芯片, 通过所述导线与所述触摸按键连接, 用于感测用户的 生物信息, 还用于驱动所述触摸按键执行触摸感测。 [权利要求 29] 如权利要求 28所述的电子设备, 其特征在于: 所述保护盖板的第二表 面上形成有遮光层, 所述触摸按键与所述导线直接形成在所述遮光层 上。
[权利要求 30] 如权利要求 28所述的电子设备, 其特征在于: 所述保护盖板的第一表 面用于接收用户的触摸输入。
[权利要求 31] 如权利要求 30所述的电子设备, 其特征在于: 所述电子设备进一步包 括触摸显示装置, 设置在所述保护盖板的第二表面一侧, 用于执行图 像显示与触摸感测。
[权利要求 32] 如权利要求 31所述的电子设备, 其特征在于: 所述触摸显示装置为内 嵌式触摸显示装置。
[权利要求 33] 如权利要求 28所述的电子设备, 其特征在于: 所述生物识别芯片通过 覆晶工艺绑定在所述保护盖板的第二表面一侧, 所述导线位于所述生 物识别芯片与所述触摸按键之间。
[权利要求 34] 如权利要求 28所述的电子设备, 其特征在于: 所述导线和 /或所述触 摸按键由导电银浆或钼锂钼制成。
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