WO2019006738A1 - Electronic terminal and device with biometric function - Google Patents

Abstract

An electronic terminal, and an apparatus with a biometric feature recognition function. The electronic terminal comprises: a first display screen (101), a second display screen (102) and a biometric feature recognition apparatus (103). The biometric feature recognition apparatus (103) comprises a sensing array (113) having a plurality of sensing units, wherein the sensing array (113) is arranged below the first display screen (101), and a biometric feature detection effective area of the biometric feature recognition apparatus (103) is at least partially located in a display area of the first display screen (101). The first display screen (101) comprises a plurality of autologous light-emitting devices, wherein when a finger presses on the first display screen (101), light emitted from the autologous light-emitting devices is reflected by the finger and forms reflected light that is irradiated to the sensing array (113), and the sensing array (113) is used to sense the reflected light, so as to carry out biometric feature recognition according to the sensed reflected light, thereby improving the universality of biometric feature recognition within the screen.

Description

Electronic terminal and device with biometric function Technical field

The embodiments of the present invention relate to the field of biometrics and touch technologies, and in particular, to an electronic terminal and a device having a biometric function.

Background technique

As the mobile terminal introduces biometric recognition technology, such as fingerprint feature recognition, biometric authentication replaces traditional password authentication, gesture action authentication, etc., so that authentication does not require other operations, only the finger and the sensor are required to contact, and the mobile is guaranteed. While the terminal is secure, the convenience of using the mobile terminal is greatly increased, so that the biometric identification function becomes a standard for the mobile terminal.

In the prior art, an application for fingerprint feature recognition is taken as an example, a fingerprint feature recognition button is integrated at a Home button on the front side of the mobile terminal, or a separate fingerprint feature recognition button is added on the back of the product, and the front side is operated by using the front face. The Home button or the fingerprint feature recognition button on the back implements the fingerprint feature detection function.

With the evolution of the terminal shape (high screen ratio) and the user's upgrade of the experience requirements, fingerprint recognition is placed in the front screen display area of the terminal, that is, the fingerprint feature recognition in the screen has become an important research direction in the industry. For example, based on optical is a fingerprint feature recognition device, the fingerprint feature recognition device includes a light source and a sensing unit, and in order to realize on-screen fingerprint feature recognition, the optical scheme adopts an OLED screen without a backlight panel, and is basically transparent in the OLED screen. The optical detection sensor is placed behind, and the image of the fingerprint is captured by a camera-like technique, and then matched. However, this solution can only be used with the OLED screen, and cannot be implemented on the currently widely used LCD screen, and the versatility is poor.

Summary of the invention

An object of the embodiments of the present application is to provide an electronic terminal and a device having a biometric identification function to solve at least the above problems in the prior art.

For the purpose of implementing the embodiments of the present application, an embodiment of the present application provides an electronic terminal, including: a first display screen, a second display screen, and a biometric identification device, where the biometric identification device includes multiple sensing units. Sensing array, the sensing array is disposed under the first display screen, and the biometric detection effective area of the biometric device is located at at least part of the display area of the first display screen; the first display screen Included in the plurality of self-illuminating devices; when there is a finger press on the first display screen, light emitted by the self-illuminating device is reflected by the finger and forms reflected light that is directed toward the sensing array, and the sensing array is used for The reflected light is sensed to perform biometric recognition based on the sensed reflected light.

Optionally, in any embodiment of the present application, the first display screen and the second display screen are two independent display screens; or, the first display screen and the second display screen adopt a whole The self-illuminating display screen, wherein the self-illuminating display screen is integrally divided into two regions, one of which is configured as the second display screen and the other region is configured as a first display screen.

Optionally, in any embodiment of the present application, the second display screen is used as a main display screen of the electronic terminal and is disposed in a main display area of the electronic terminal, and the first display screen is configured as A sub display screen is disposed at an edge region of the electronic terminal.

Optionally, in any embodiment of the present application, the first display screen and the second display screen cooperate to implement an overall screen display, or the first display screen and the second display screen are spaced apart. And provide different display functions.

Optionally, in any embodiment of the present application, the first display screen is an organic light emitting diode display screen, and the self-luminous light emitting device is an organic light emitting diode.

Optionally, in any embodiment of the present application, the first display screen and the second display screen are located in the same horizontal plane.

Optionally, in any embodiment of the present application, the first display screen is disposed in a chin area of the electronic terminal, or the first display screen is disposed in an upper area of the electronic terminal; or The first display screen is disposed adjacent to a left side or a right side of the second display screen.

Optionally, in any embodiment of the present application, the electronic terminal has two or more A display screen, wherein the biometric device is disposed below one of the first display screens.

Optionally, in any embodiment of the present application, the sensing array of the biometric device is disposed in an intermediate area below the first display screen, and an area of the sensing array is smaller than the first area. The area of the display area of the display.

Optionally, in any embodiment of the present application, the sensing array of the biometric device is disposed in an entire lower area of the first display screen.

Optionally, in any embodiment of the present application, the biometric device adopts a single optical biometric module, and the area where the sensing array is located covers the entire display area of the first display screen; or The biometric device employs an optical biometric module having a plurality of optical biometric detection units, wherein the plurality of optical biometric detection units are juxtaposed in an entire lower region of the first display screen.

Optionally, in any embodiment of the present application, the first display screen displays a plurality of application icons when entering a working state, and when the finger presses any one of the applications on the first display screen When the icon is located, the biometric device is located at a sensing unit below the finger pressing position to perform biometric feature collection on the finger, and the operating system of the electronic terminal directly follows the application icon pressed by the user finger after the biometric matching verification is successful. Start the corresponding application.

Optionally, in any embodiment of the present application, when the location of the user's finger is not configured with the application icon, the operating system of the electronic terminal directly loads the main page or function after the biometric matching verification succeeds. page.

Optionally, in any embodiment of the present application, a touch layer is further disposed on the first display screen and the second display screen, where the touch layer is used to press the first display on a finger The pressing position of the finger is detected at the screen or the second display screen.

Optionally, in any embodiment of the present application, the touch layer covers at least part of the display area of the second display screen and the first display screen.

Optionally, in any embodiment of the present application, the method further includes: a readout circuit, the readout circuit The fingerprint sensing signal for detecting and generating the reflected light is read out by the sensing array of the biometric device, and the fingerprint sensing signal is processed and output to the main control circuit for fingerprint feature recognition and matching. .

Optionally, in any embodiment of the present application, the readout circuit and the sensing array are integrated inside the biometric device, and are disposed integrally below the first display screen.

Optionally, in any embodiment of the present application, a filter layer and/or a light guiding layer are further disposed on the sensing array, and the filtering layer is configured to filter the penetration pressing on the first display. The ambient light of the finger of the screen, the light guiding layer is for guiding the reflected light reflected from the surface of the finger to the sensing array for detection.

Optionally, in any embodiment of the present application, the light guiding layer is a collimator layer or a lens layer fabricated on a semiconductor silicon wafer, and has a plurality of collimating units or lens units, wherein Each of the collimating units or the lens unit respectively corresponds to one of the sensing units of the sensing array; or one of the sensing units of the sensing array corresponds to a plurality of the collimating units or The lens unit.

The embodiment of the present application further provides a device with a biometric identification function, which is applied to an electronic terminal having a display screen, and includes a biometric identification device disposed under the display screen, and the biometric identification device includes multiple a sensing array of the sensing unit, the biometric detection effective area of the biometric device is located at at least part of the display area of the display screen; when the display screen has a finger press, the light emitted by the self-luminous device of the display screen Reflected by the finger and forming a reflected light that is directed toward the sensing array, the sensing array is configured to sense the reflected light to perform biometric recognition based on the reflected reflected light.

An electronic terminal provided in the following embodiments of the present application includes: a first display screen, a second display screen, and a biometric identification device, the biometric identification device including a sensing array having a plurality of sensing units, the sensing array Provided below the first display screen, the biometric detection effective area of the biometric device is located at at least part of the display area of the first display screen; The first display screen includes a plurality of self-illuminating devices; when the first display screen has a finger press, the light emitted by the auto-emitting device is reflected by the finger and forms a reflected light that is directed toward the sensing array, The sensing array is configured to sense the reflected light to perform biometric recognition according to the reflected reflected light. With the above structure, the second display screen serves as the main display screen of the electronic terminal and is disposed in the main display area of the electronic terminal, and the first display screen serves as the sub display screen and is disposed in the edge area of the electronic terminal, thereby passing through the first display screen The use of the second display screen enables the electronic terminal to have a full screen feature, and the in-screen biometrics (such as in-screen fingerprint features) are recognized on the first display screen without being the second display as the primary display screen. The type of screen is affected, so the on-screen biometric technology can be applied to an electronic terminal using an organic light emitting diode display, a liquid crystal display or other types of display as the main display screen, thereby improving the versatility of the on-screen biometric recognition.

DRAWINGS

1 is a front elevational view of an electronic terminal according to Embodiment 1 of the present application;

2 is a front view of an electronic terminal according to Embodiment 2 of the present application;

3 is a front elevational view of an electronic terminal according to Embodiment 3 of the present application;

4 is a front elevational view of an electronic terminal in Embodiment 4 of the present application;

5 is a schematic structural diagram of a layer of an electronic terminal according to Embodiment 5 of the present application;

FIG. 6 is a schematic structural diagram of a layer applied to a mobile phone according to Embodiment 6 of the present application.

Detailed ways

The embodiments of the present application will be described in detail below with reference to the drawings and the embodiments, so that the application of the technical means to solve the technical problems and achieve the technical effects can be fully understood and implemented.

In the following embodiments of the present application, the electronic terminal is described as an example of a smart phone. However, the present application is also applicable to terminals such as a tablet computer, a smart watch, a smart wristband, and a touch keyboard.

In the following embodiments of the present application, taking the biometric feature as a fingerprint feature, the biometric identification device is specifically a fingerprint feature recognition device, but it should be noted that the present application can also be used to identify other biometrics based on optical principles. Such as heart rate or blood oxygen concentration.

An electronic terminal provided in the following embodiments of the present application includes: a first display screen, a second display screen, and a biometric identification device, the biometric identification device including a sensing array having a plurality of sensing units, the sensing array Provided below the first display screen, the biometric detection effective area of the biometric device is located at at least part of the display area of the first display screen; the first display screen comprises a plurality of self-illuminating devices; When the first display screen has a finger press, the light emitted by the self-luminous device is reflected by the finger and forms a reflected light that is directed toward the sensing array, and the sensing array is configured to sense the reflected light. Performing biometric recognition based on the reflected light reflected. With the above structure, the second display screen is used as the main display screen of the electronic terminal and is disposed in the main display area of the electronic terminal, and the first display screen is used as the sub display screen and is disposed in the edge area of the electronic terminal, and the size thereof can be smaller than the second display. Screen; therefore, through the cooperation of the first display screen and the second display screen, the electronic terminal can have the characteristics of a full screen, and the in-screen biometrics (such as the in-screen fingerprint feature) are recognized on the first display screen without Influenced by the type of the second display as the primary display, the on-screen biometric technology can be applied to both electronic terminals using organic light-emitting diode displays, liquid crystal displays or other types of displays as the primary display, thereby increasing the In-screen biometric versatility.

1 is a front view of an electronic terminal according to Embodiment 1 of the present application; as shown in FIG. 1, the first display screen 101, the second display screen 102, and a fingerprint feature recognition device (not shown) are a second display screen 102 as a main display screen of the electronic terminal and located in a main display area of the electronic terminal, the first display screen 101 serving as a secondary display screen of the electronic terminal and located at an edge region of the electronic terminal The display area of the second display screen 102 is larger than the display area of the first display screen 101. It should be understood that although there is a certain interval between the first display screen 101 and the second display screen 102 in the planar structure shown in FIG. 1, in the actual product, preferably, the first display screen 101 And the second display screen 102 is closely adjacent to each other, The two are in close proximity so that the naked eye can hardly perceive the presence of the two display screens, and the first display screen 101 and the second display screen 102 can be driven to display the overall screen display, thereby achieving a similar full screen. the design of. Of course, in other alternative embodiments, the first display screen 101 and the second display screen 102 may also be spaced apart and provide different display functions, respectively.

The fingerprint feature recognition device may be an optical fingerprint module, which may be disposed under the first display screen 101 to implement the structure of an under-display fingerprint module; the fingerprint feature recognition device includes an induction A sensor array includes a plurality of sensor pixels, and the plurality of sensing units may be specifically photodetectors distributed in an array.

The first display screen 101 includes a plurality of self-luminous light-emitting devices. If the first display screen 101 has a finger press, the light emitted by the self-luminous light-emitting device is reflected by the finger to change a transmission path and form a light toward the sensing array. The reflected light of the sensing array can detect the reflected light and convert it into a corresponding electrical signal (ie, a fingerprint sensing signal), and based on the fingerprint sensing signal, the pressing can be obtained in the A fingerprint image of a finger of the display screen 101 and corresponding fingerprint feature matching.

In this embodiment, the second display screen 102 serves as the main display screen of the mobile phone, and plays a main display role, such as displaying a document, a video, a picture, and the like. Specifically, the second display screen 102 may be specifically a liquid crystal display, an organic light emitting diode (OLED) display, a micro-LED display, or other types of display screens, and the second display screen 102 is adopted. In the case of a liquid crystal display, since it is based on the principle of liquid crystal display, the second display screen 102 still requires a backlight.

In this embodiment, the first display screen 101 serves as a secondary display screen for performing auxiliary display, such as a user-defined shortcut button, similar to some shortcut startup application icons or shortcut keys set in the smart phone in the lower part of the screen; As described above, the first display screen 101 can also cooperate with the second display screen 102 to perform overall screen display. Specifically, in this embodiment, the first display screen 101 adopts a display screen of an auto-light emitting device, such as an OLED display or a micro LED display. In the case of employing an OLED display, the self-luminous device of the first display screen 101 The OLED display pixel unit of the OLED display panel may also be specifically referred to as an OLED light source.

In this embodiment, the first display screen 101 includes a self-luminous light emitting device as a display pixel unit, such as an OLED light source. The fingerprint feature recognition device is an optical fingerprint module that performs fingerprint detection based on the light reflection principle, and is disposed under the first display screen 101. Therefore, the fingerprint feature recognition device can directly multiplex the first fingerprint display device. The self-luminous device of the display screen 101 serves as a light source, so that the fingerprint feature can be collected on the first display screen 101, that is, when the finger is pressed on the first display screen 101, the light emitted by the self-luminous device can be used. The finger reflection changes the transmission path and forms reflected light that is directed toward the sensing array for detection, thereby realizing fingerprint feature collection and subsequent fingerprint recognition.

As an optional implementation manner, a filter layer and a light guiding layer may be disposed above the sensing array, and the filter layer may be used to filter the penetration and press on the first display screen 101. The ambient light of the finger, and the light guiding layer is mainly used for guiding the reflected light reflected from the surface of the finger to the sensing array for detection. The sensing array can be fabricated on a surface of the sensing chip, and the sensing chip can further include a detecting circuit, a readout circuit, and other auxiliary circuits; the filter layer, the light guiding layer, the sensing array, and other optical The components and sensor chips can be packaged inside the same optical fingerprint chip. The light guiding layer may be specifically a collimator layer or a lens layer made of a semiconductor silicon wafer, and has a plurality of collimating units or lens units, wherein each collimating unit or The lens unit may respectively correspond to one of the sensing units of the sensing array, and preferably, the collimating unit or the lens unit has a non-one-to-one correspondence with the sensing unit of the sensing array to reduce the occurrence of moiré interference. For example, a sensing unit may correspond to a plurality of collimating units or lens units, or the collimating unit or the lens unit may also be arranged in an irregular manner, and the collimating unit or the lens unit arranged in an irregular manner may pass the post-software. The algorithm corrects the reflected light detected by each sensing unit.

In this embodiment, in any of the electronic terminal embodiments of the present application, the first display screen 101 and the second display screen 102 are located in the same horizontal plane.

Further, as an optional embodiment, the first display screen 101 may be disposed at the The chin area of the electronic terminal is disposed adjacent to the bottom of the second display screen 102. However, it should be noted that, in other alternative embodiments, the first display screen 101 may also be disposed in an upper area of the electronic terminal, that is, adjacent to a top of the second display screen 102; or, The first display screen 101 can also be disposed adjacent to the left or right side of the second display screen 102. In addition, the electronic terminal may also have two or more first display screens 101, such as a first display screen 101 respectively disposed adjacent to the top and bottom of the second display screen 102, wherein the fingerprint feature recognition The device can be disposed below one of the first display screens 101.

In a specific embodiment, the specific size of the first display screen 101 and the second display screen 102 may be determined according to the overall size of the product. Meanwhile, since the first display screen is a secondary display screen, the size of the first display screen is preferably It is smaller than the second display screen 102 as the main display screen.

2 is a front view of the electronic terminal in the second embodiment of the present application; in this embodiment, the first display screen 101 is located in the chin area of the electronic terminal, and the fingerprint feature recognition device 103 is disposed in a partial area below the first display screen 101. The area of the fingerprint detection effective area (ie, the area where the sensing array is located) of the fingerprint feature recognition device 103 is smaller than the area of the display area of the first display screen 101. Since the fingerprint detection effective area of the fingerprint feature recognition device 103 only covers the partial display area of the first display screen 101, the fingerprint feature recognition device 103 can collect only when the finger is pressed on the partial display area. Fingerprint feature data. Meanwhile, in order to facilitate the user to press the fingerprint detection effective area of the fingerprint feature recognition device 103, the fingerprint feature recognition device 103 may be disposed in an intermediate area below the first display screen 101, or the first display screen When the fingerprint detecting function of the fingerprint feature recognizing device 103 is turned on, a fingerprint pressing guide icon may be displayed in the area where the fingerprint feature recognizing device 103 is located.

In this embodiment, the second display screen 102 and the first display screen 101 may both adopt an OLED display screen. Further, in a specific implementation, two completely independent regions are provided for the first display screen 101 and the second display screen 102, and the display functions of the two are independently controlled. Alternatively, alternatively, the first display screen 101 and the second display screen 102 may also adopt an integral OLED display screen. Now, the OLED display screen is divided into two regions as a whole, wherein the larger area is used as the main display area and is configured as the second display screen 102, and the smaller area is used as the secondary display area and configured as the first display screen 101.

3 is a front view of an electronic terminal according to Embodiment 3 of the present application; in this embodiment, different from the above embodiment, the fingerprint feature recognition device 103 is disposed in the entire lower area of the first display screen 101, thereby implementing the fingerprint. The fingerprint detection effective area of the feature recognition device 103 (ie, the area where the sensing array is located) substantially covers the display area of the entire first display screen 101, that is, the area of the fingerprint detection effective area substantially reaches the display of the first display screen 101. The area of the area. Therefore, the user performs fingerprint input by pressing a finger at any position of the display area of the first display screen 101, and the fingerprint feature recognition device 103 can perform fingerprint feature data collection on the user's finger.

As an optional embodiment, the fingerprint feature recognition device 103 may adopt a single large-size optical fingerprint module, and the area where the sensing array is located covers the entire display area of the first display screen 101; alternatively, the The fingerprint feature recognition device 103 may also employ an optical fingerprint module having a plurality of optical fingerprint detection units, wherein the plurality of optical fingerprint detection units are juxtaposed in an entire lower area of the first display screen 101, and the plurality of The areas where the sensing arrays of the optical fingerprint detecting units are located collectively constitute the fingerprint detecting effective area of the fingerprint feature identifying device 103.

4 is a front view of an electronic terminal according to Embodiment 4 of the present application; in this embodiment, on the basis of the foregoing embodiment of FIG. 3, when entering an active state, the first display screen 101 can be configured to display multiple application icons. Since the fingerprint detection effective area of the fingerprint feature recognition device 103 covers the entire display area of the first display screen 101 in the embodiment, when the finger presses any one of the application icons of the first display screen 101, the fingerprint The sensing unit located below the finger pressing position of the feature recognition device 103 can perform fingerprint feature collection on the finger; after the fingerprint feature recognition and matching verification is successful, the operating system of the electronic terminal can be pressed according to the user's finger Pressing the application icon directly launches the corresponding application, thus achieving the goal of opening the application in one step. With the technical solution provided by the embodiment, compared with the prior art, it is necessary to first press the power button to illuminate the screen, then pass the fingerprint input verification or enter a password to unlock the main page, find the application in the main page, and finally Click on the application and other steps to reach the application, significantly improving user efficiency and improving the user experience.

If the application icon is not configured at the location pressed by the user's finger, the operating system of the electronic terminal may directly load the main page or other function page after the fingerprint feature recognition and the matching verification succeed.

It should be noted that, in this embodiment, in addition to configuring the application icon on the first display screen 101, the first display screen 101 may also be configured with multiple shortcut virtual function buttons, such as numeric buttons and letters. Buttons, special character buttons, other function buttons (such as volume, delete, carriage return, etc.). In addition, the first display screen 101 may also be configured with a gesture operation function, such as image enlargement by a two-finger action, or the like; or the fingerprint feature recognition device 103 may also have a fingerprint navigation function or a pressure detection function, The fingerprint navigation function or the pressure detection function of the fingerprint feature recognition device 103 enables the user to perform corresponding system control, such as return and volume adjustment, by tapping, pressing, sliding, etc. on the first display screen 101 by the finger. , page turning, zooming, quick launch applications and more.

5 is a schematic diagram of a laminated structure of an electronic terminal according to Embodiment 5 of the present application; specifically, as shown in FIG. 5, the electronic terminal includes: a first display screen 101, a second display screen 102, and a fingerprint feature recognition device 103. The readout circuit 123, the touch layer 104, and the cover 105 are provided. among them:

The first display screen 101 and the second display screen 102 are horizontally aligned and located in the same horizontal plane. Further, the first display screen 101 is disposed adjacent to the second display screen 102 side. The fingerprint feature recognition device 103 is disposed below the first display screen 101 and includes a sensing array 113 having a plurality of sensing units.

The readout circuit 123 is disposed in superposition with the fingerprint feature recognition device 103, such as Below the fingerprint feature recognition device 103. The touch layer 104 and the cover plate 105 are sequentially disposed above the first display screen 101 and the second display screen 102, and the touch layer 104 can cover the first display screen 101 and the second display The entire display area of the screen 102, or the touch layer 104 may also cover only the second display screen 102 and a portion of the display area of the first display screen 101.

The touch layer 104 is configured to detect a pressed position of the finger when the finger presses (or touches) the first display screen 101 or the second display screen 102. It should be understood that, in this embodiment, the finger pressing (or touching) the first display screen 101 or the second display screen 102 specifically refers to directly pressing (or touching) a finger on the first display screen 101. And a cover plate 105 above the second display screen 102 or a protective layer covering the surface of the cover plate 105.

The readout circuit 123 is configured to read out the fingerprint sensing signal (electrical signal) generated by the sensing array of the fingerprint feature recognition device 103 and generate the necessary signal processing, and then output the signal to the main control. The circuit performs fingerprint identification and matching.

6 is a schematic structural diagram of a layered structure applied to a smart phone according to Embodiment 6 of the present application; as shown in FIG. 6, unlike the above embodiment, the smart phone further includes a main board 106 and other components 107 (such as a battery). The main board 106 is disposed below the second display screen 102. On the other hand, in the embodiment, the readout circuit 123 and the sensing array 113 may be integrated inside the fingerprint feature recognition device 103, for example, the two are integrated inside the same optical fingerprint chip, and are integrally disposed at Below the first display screen 101. In addition, taking the component 107 as a battery, it may be disposed below the main board 106 and the fingerprint feature recognition device 103. As an alternative embodiment, the battery 107 may also be disposed in superposition with the main board 106 (it should be noted that there may be a middle frame between them) under the second display screen 102 to give The fingerprint feature recognition device 103 below the first display screen 101 provides a evasive space.

The embodiment of the present application further provides a device with a biometric identification function, which is applied to an electronic terminal, comprising: the first display screen in the above embodiment, and a biometric identification device, A description of a display screen and biometric device can be found in the above embodiment.

The device embodiments described above are merely illustrative, wherein the modules described as separate components may or may not be physically separate, and the components displayed as modules may or may not be physical modules, ie may be located A place, or it can be distributed to multiple network modules. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the embodiment. Those of ordinary skill in the art can understand and implement without deliberate labor.

Through the description of the above embodiments, those skilled in the art can clearly understand that the various embodiments can be implemented by means of software plus a necessary general hardware platform, and of course, by hardware. Based on such understanding, portions of the above technical solutions that contribute substantially or to the prior art may be embodied in the form of a software product that may be stored in a computer readable storage medium, the computer readable record The medium includes any mechanism for storing or transmitting information in a form readable by a computer (eg, a computer). For example, a machine-readable medium includes read only memory (ROM), random access memory (RAM), magnetic disk storage media, optical storage media, flash storage media, electrical, optical, acoustic, or other forms of propagation signals (eg, carrier waves) , an infrared signal, a digital signal, etc., etc., the computer software product comprising instructions for causing a computer device (which may be a personal computer, server, or network device, etc.) to perform the various embodiments or portions of the embodiments described Methods.

While the preferred embodiment of the present application has been described, it will be apparent that those skilled in the art can make further changes and modifications to the embodiments. Therefore, the appended claims are intended to be interpreted as including the preferred embodiments and the modifications and It will be apparent to those skilled in the art that various modifications and changes can be made in the present application without departing from the spirit and scope of the application. Thus, it is intended that the present invention cover the modifications and variations of the present invention.

Claims (20)

An electronic terminal, comprising: a first display screen, a second display screen, and a biometric identification device, the biometric identification device comprising a sensing array having a plurality of sensing units, the sensing array being disposed in the Below the first display screen, the biometric detection effective area of the biometric device is located at at least a portion of the display area of the first display screen; the first display screen includes a plurality of self-illuminating devices; When the display screen has a finger press, the light emitted by the self-luminous device is reflected by the finger and forms a reflected light that is directed toward the sensing array, and the sensing array is configured to sense the reflected light to sense The reflected light is biometrically identified. The electronic terminal according to claim 1, wherein the first display screen and the second display screen are two independent display screens; or, the first display screen and the second display screen adopt a whole The self-illuminating display screen, wherein the self-illuminating display screen is integrally divided into two regions, one of which is configured as the second display screen and the other region is configured as a first display screen. The electronic terminal according to claim 1, wherein the second display screen is used as a main display screen of the electronic terminal and is disposed in a main display area of the electronic terminal, and the first display screen serves as A sub display screen is disposed at an edge region of the electronic terminal. The electronic terminal according to claim 1, wherein the first display screen and the second display screen cooperate to realize an overall screen display, or the first display screen and the second display screen are spaced apart And provide different display functions. The electronic terminal according to claim 1, wherein the first display screen is an organic light emitting diode display screen, and the self-luminous light emitting device is an organic light emitting diode. The electronic terminal according to claim 1, wherein said first display screen and said second display screen are located in the same horizontal plane. The electronic terminal according to claim 1, wherein the first display screen is disposed at a chin area of the electronic terminal, or the first display screen is disposed at the electronic terminal The top display area; or the first display screen is disposed adjacent to the left or right side of the second display screen. The electronic terminal of claim 1, wherein the electronic terminal has two or more first display screens, wherein the biometric identification device is disposed below one of the first display screens. The electronic terminal according to claim 1, wherein the sensing array of the biometric device is disposed in an intermediate area below the first display screen, and an area of the sensing array is smaller than the first area The area of the display area of the display. The electronic terminal according to claim 1, wherein the sensing array of the biometric device is disposed in an entire lower area of the first display screen. The electronic terminal according to claim 10, wherein the biometric device comprises a single optical biometric module, wherein an area of the sensing array covers an entire display area of the first display screen; or The biometric device employs an optical biometric module having a plurality of optical biometric detection units, wherein the plurality of optical biometric detection units are juxtaposed in an entire lower region of the first display screen. The electronic terminal according to claim 11, wherein the first display screen displays a plurality of application icons when entering a working state, and when the finger presses any one of the applications on the first display screen When the icon is located, the biometric device is located at a sensing unit below the finger pressing position to perform biometric feature collection on the finger, and the operating system of the electronic terminal directly follows the application icon pressed by the user finger after the biometric matching verification is successful. Start the corresponding application. The electronic terminal according to claim 12, wherein when the location of the user's finger is not configured with the application icon, the operating system of the electronic terminal directly loads the main page or function after the biometric matching verification succeeds page. The electronic terminal according to claim 1, wherein a touch layer is further disposed above the first display screen and the second display screen, and the touch layer is configured to press the first finger The pressing position of the finger is detected on the display screen or the second display screen. The electronic terminal according to claim 14, wherein the touch layer covers at least part of the display area of the second display screen and the first display screen. The electronic terminal according to claim 1, further comprising: a readout circuit, wherein the readout circuit is configured to detect the reflected light by the sensing array of the biometric device and generate the fingerprint sensing The signal is read out, and the fingerprint sensing is signal processed and then output to the main control circuit for fingerprint identification and matching. The electronic terminal of claim 16, wherein the readout circuit and the sensing array are integrated inside the biometric device and are disposed integrally below the first display screen. The electronic terminal according to claim 1, wherein a filter layer and/or a light guiding layer are further disposed above the sensing array, and the filtering layer is configured to filter the penetration and press on the first display. The ambient light of the finger of the screen, the light guiding layer is for guiding the reflected light reflected from the surface of the finger to the sensing array for detection. The electronic terminal according to claim 18, wherein the light guiding layer is a collimator layer or a lens layer fabricated on a semiconductor silicon wafer, and has a plurality of collimating units or lens units, wherein Each of the collimating units or the lens unit respectively corresponds to one of the sensing units of the sensing array; or one of the sensing units of the sensing array corresponds to a plurality of the collimating units or The lens unit. A device having a biometric identification function applied to an electronic terminal having a display screen, comprising: a biometric identification device disposed under the display screen, the biometric identification device comprising a plurality of sensing units In the sensing array, the biometric detection effective area of the biometric device is located at at least part of the display area of the display screen; when there is finger pressing on the display screen, the light emitted by the self-luminous device of the display screen is The finger reflects and forms a reflected light that is directed toward the sensing array, and the sensing array is configured to sense the reflected light to perform biometric recognition based on the reflected reflected light.

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