TWM501595U - Electronic device with fingerprint sensing function and driving circuit thereof - Google Patents

Description

Electronic device with fingerprint sensing function and driving circuit thereof

The present invention relates to the field of electronic device technology, and more particularly to an electronic device having a fingerprint sensing function and a driving circuit thereof.

With the continuous development of technology, display electronic devices are not only used as a carrier for multimedia data display, but also used as a carrier for wireless communication, data storage and various applications. In order to ensure the safe use of electronic device information, it is necessary to perform corresponding encryption operations on the real electronic device, and the electronic device needs to perform corresponding decryption during use.

The traditional encryption method is to set a digital activation password for the display electronic device, and perform digital password confirmation when the power is turned on and/or when the screen is unlocked, so as to ensure the safe use of electronic device information. However, digital passwords are easily stolen or cracked, and the security of electronic devices is low.

In order to solve the above technical problems, the present invention provides an electronic device having a fingerprint sensing function and a driving circuit thereof, thereby improving the safety of use of the electronic device.

To achieve the above object, the present invention provides an electronic device having a fingerprint sensing function, comprising: a first fingerprint detecting component for performing fingerprint sensing; a second fingerprint detecting component for performing fingerprint sensing; and a driving circuit And configured to provide a first fingerprint detection signal for the first fingerprint detecting component to implement fingerprint detection, and determine whether to control the electronic device to perform the first function according to the fingerprint detection information of the first fingerprint detecting component. The driving circuit is further configured to provide a second fingerprint detecting signal for the second fingerprint detecting component to implement fingerprint detection, and determine whether to control the electronic device to perform the second function according to the fingerprint detecting information of the second fingerprint detecting component.

Preferably, in the above electronic device having the fingerprint sensing function, the first function is different from the second function.

Preferably, in the above electronic device with fingerprint sensing function, the first function comprises booting or/and unlocking of the electronic device; and the second function comprises performing execution of the predetermined target application.

Preferably, in the above electronic device having the fingerprint sensing function, the first fingerprint detecting component is the same as the second fingerprint detecting component.

Preferably, in the electronic device with the fingerprint sensing function, the first fingerprint detecting component is different from the second fingerprint detecting component, wherein one of the first fingerprint detecting component and the second fingerprint detecting component is self-capacitance fingerprint detecting The component is another mutual capacitance fingerprint detecting component.

Preferably, in the electronic device having the fingerprint sensing function, when the first fingerprint detecting component and/or the second fingerprint detecting component is a self-capacitance fingerprint detecting component, the self-capacitance fingerprint detecting component includes a plurality of fingerprint sensing electrodes. . The driving circuit senses the fingerprint by sensing the self-capacitance of the plurality of fingerprint sensing electrodes.

Preferably, in the above electronic device having a fingerprint sensing function, the electronic device comprises a display device. The display device includes a plurality of display elements, each display element including a first display electrode, a second display electrode, and a display medium. The electronic device controls the display medium to display a corresponding picture by providing a corresponding voltage to the first display electrode and the second display electrode. The plurality of display elements define a display area, wherein at least one of the first fingerprint detecting element and the second fingerprint detecting element is disposed in the display area.

Preferably, in the above electronic device having the fingerprint sensing function, the fingerprint detecting element disposed in the display area shares the first display electrode with the display element.

Preferably, in the electronic device having the fingerprint sensing function, the display device is an In-plane Switching (IPS) type liquid crystal display device or a Fringe Field Switching (FFS) type liquid crystal display device. The first display electrode is a pixel electrode and the second display electrode is a common electrode.

Preferably, in the above electronic device having the fingerprint sensing function, the display device further includes a frame area. Wherein, the first fingerprint detecting component is disposed in the frame area, and the second fingerprint detecting component is disposed in the display area.

Preferably, in the electronic device with the fingerprint sensing function, the first fingerprint detecting component and the second fingerprint detecting component are both located on the same side of the electronic device.

Preferably, in the above electronic device with fingerprint sensing function, the electronic device further comprises a control button. Wherein, the control button is disposed in the frame area, and the first fingerprint detecting component is disposed under the control button.

Preferably, in the electronic device with the fingerprint sensing function, the driving circuit includes: a first trigger circuit for receiving the power-on trigger signal and/or the screen unlock trigger signal; and the driving circuit receives the power-on trigger in the first trigger circuit. The first fingerprint detecting component is provided with a first fingerprint detecting signal when the signal and/or the screen unlock trigger signal.

Preferably, in the electronic device with the fingerprint sensing function, the driving circuit includes: a second trigger circuit for receiving the trigger signal of the target object; and the driving circuit is the second when the second trigger circuit receives the trigger signal of the target object The fingerprint detecting component provides a second fingerprint detecting signal.

Preferably, in the above electronic device having the fingerprint sensing function, at least one of the first fingerprint detecting component and the second fingerprint detecting component includes a plurality of sub-fingerprint detecting elements. Each sub-fingerprint detecting element occupies a separate area of the electronic device.

When performing fingerprint detection, the driving circuit simultaneously provides corresponding fingerprint detection signals for the plurality of sub-fingerprint detecting elements to control the plurality of sub-fingerprint detecting elements to simultaneously perform fingerprint detection. The driving circuit can also provide a fingerprint detecting signal for the sub-fingerprint detecting component in sequence by setting the time interval to control the sub-fingerprint detecting component to perform fingerprint detection separately. The driving circuit compares the fingerprint detection information of the plurality of sub-fingerprint detecting elements with the preset fingerprint password information, and determines whether to perform the corresponding function according to the comparison result.

Preferably, in the electronic device having the fingerprint sensing function, when fingerprint detection is performed, at least one of the first fingerprint detecting component and the second fingerprint detecting component: the driving circuit provides a fingerprint detecting signal, and is obtained The fingerprint detection information is compared with a preset fingerprint information, and the corresponding function is determined according to the comparison result; or the driving circuit provides the fingerprint detection signal at a set time interval to obtain multiple fingerprint detection information, and the fingerprint detection is sequentially obtained. The information is compared with the preset fingerprint password information, and the corresponding function is determined according to the comparison result.

The present invention also provides a driving circuit for an electronic device having a fingerprint sensing function. The electronic device includes: a first fingerprint detecting component for performing fingerprint sensing; and a second fingerprint detecting component for performing fingerprint sensing. The driving circuit includes: a first fingerprint detecting circuit, configured to provide a first fingerprint detecting signal for the first fingerprint detecting component to drive the first fingerprint detecting component to perform fingerprint detection; and a second fingerprint detecting circuit configured to be the second fingerprint detecting component Providing a second fingerprint detection signal for driving the second fingerprint detecting component for fingerprint detection; and a control circuit for determining whether to control the electronic device to perform the first function according to the fingerprint detection information of the first fingerprint detecting component, and further for using the second The fingerprint detection information of the fingerprint detecting component determines whether the electronic device is controlled to perform the second function.

Preferably, in the above driving circuit, the first function is different from the second function.

Preferably, in the above driving circuit, the first function comprises booting or/and unlocking of the electronic device; and the second function comprises performing execution of the predetermined target application.

Preferably, in the driving circuit, the first fingerprint detecting circuit further receives the fingerprint detecting information from the first fingerprint detecting component, and outputs the fingerprint detecting information to the control circuit. The control circuit determines whether to control the electronic device to perform the first function according to the fingerprint detection information. The second fingerprint detecting circuit further receives the fingerprint detecting information from the second fingerprint detecting component, and outputs the fingerprint detecting information to the control circuit. The control circuit determines whether to control the electronic device to perform the second function according to the fingerprint detection information.

Preferably, the driving circuit further includes a first trigger circuit. The first trigger circuit controls the first fingerprint detecting circuit to be conductive with the first fingerprint detecting component when receiving the power-on trigger signal and/or the screen unlock trigger signal, and provides the first fingerprint detecting component with the first fingerprint detecting signal.

Preferably, the driving circuit further includes a second trigger circuit. The second trigger circuit controls the second fingerprint detecting circuit to be turned on by the second fingerprint detecting component when receiving the target object triggering signal, and provides the second fingerprint detecting component with the second fingerprint detecting signal.

It can be seen from the above technical solution that the electronic device with the fingerprint sensing function provided by the present invention is provided with a first fingerprint detecting component and a second fingerprint detecting component, and the driving circuit is the first fingerprint detecting component and the second fingerprint detecting component. Corresponding fingerprint sensing signals are provided to enable fingerprint detection. The driving circuit determines whether to control the electronic device to perform a corresponding function according to the fingerprint detection information of each fingerprint detecting component. It can be seen that the electronic device performs a corresponding function by using the fingerprint detection information, that is, the fingerprint information is used as a password for executing the corresponding function, and the use security of the electronic device is improved relative to the digital password. The novel also provides a driving circuit of the electronic device to realize a safe start of the setting function of the electronic device.

In addition, the electronic device and the driving circuit thereof provided by the present invention can perform the first function by directly touching the first fingerprint detecting component, and can quickly perform the second function by directly touching the second fingerprint detecting component, without searching for the first function or the first function. The touch function or the touch icon corresponding to the two functions improves the operation efficiency.

The technical solutions in the present invention are clearly and completely described in the following with reference to the accompanying drawings in the present embodiments. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative efforts are within the scope of the present invention.

As described in the background art, existing electronic devices are generally encrypted by a digital password, but the digital password is easily stolen or cracked, and the electronic device is used with low security. The creator has found that the first fingerprint detecting component and the second fingerprint detecting component can be provided for the electronic device, and the first fingerprint detecting component and the second fingerprint detecting component are provided with corresponding fingerprint sensing signals through the set driving circuit so that the two Fingerprint detection is performed, and the driving circuit determines whether to control the electronic device to perform a corresponding function according to the fingerprint detection information of each fingerprint detecting component.

Based on the above research, the present embodiment provides an electronic device 10 having a fingerprint sensing function, with reference to FIG. The electronic device 10 includes: a first fingerprint detecting element 11; a second fingerprint detecting element 12; and a drive circuit 13. The first fingerprint detecting component 11 and the second fingerprint detecting component 12 are both connected to the driving circuit 13.

Both the first fingerprint detecting component 11 and the second fingerprint detecting component 12 are used to perform fingerprint sensing.

The driving circuit 13 provides the first fingerprint detecting signal for the first fingerprint detecting component 11 to enable the first fingerprint detecting component 11 to perform fingerprint detection, and determines whether to control the electronic device 10 to perform the first according to the fingerprint detecting information of the first fingerprint detecting component 11 A feature. The fingerprint detection information of the first fingerprint detecting component 11 can be compared with the preset first reference fingerprint information, and if the two match each other, the first function is executed, and if the two do not match, the first function is not executed.

The driving circuit 13 also provides a second fingerprint detecting signal for the second fingerprint detecting component 12, so that the second fingerprint detecting component 12 implements fingerprint detection, and determines whether to control the electronic device 10 to execute according to the fingerprint detecting information of the second fingerprint detecting component 12. The second function. The fingerprint detection information of the second fingerprint detecting component 12 is compared with the preset second reference fingerprint information. If the two match each other, the second function is performed, and if the two do not match, the second function is not executed.

It can be seen that the driving circuit 13 determines whether to control the electronic device 10 to perform a corresponding function according to the fingerprint detection information of each fingerprint detecting component, and the function of starting the setting with respect to the digital password is higher, and the fingerprint input can be realized by touching, as opposed to Entering the digit password one by one is more efficient.

The first function and the second function may be the same, such that touching the first fingerprint detecting component 11 or the second fingerprint detecting component 12 with the correct fingerprint information may cause the electronic device to perform the set function.

The first function and the second function may also be different. In this way, the first fingerprint detecting component 11 is touched by the correct fingerprint information to perform the first function, and the second fingerprint detecting component 12 is touched by the correct fingerprint information to perform the second function. The function enables the electronic device 10 to implement a fast and safe start of two different functions.

When the first function is different from the second function, the first function may be set to include the power on or/and the screen unlocking of the electronic device 10, so that the electronic device 10 can be quickly and safely turned on by touching the first fingerprint detecting component 11 or/ And unlock the screen. The second function can be set to include execution of the predetermined target application, so that the electronic device 10 can be quickly and safely activated by setting the target application by touching the second fingerprint detecting component 12. When the electronic device 10 is in the power-off state, the first fingerprint detecting component 11 is triggered, and the driving circuit 13 determines whether to control the electronic device 10 to perform the power-on operation according to the fingerprint detecting information of the first fingerprint detecting component 11. When the electronic device 10 is in the power-on state, the first fingerprint detecting component 11 is triggered, and the driving circuit 13 determines whether to control the electronic device 10 to perform the screen unlocking operation according to the fingerprint detecting information of the first fingerprint detecting component 11.

The second function may be a predetermined target application that executes the installation of the electronic device 10. The intended target application can be a browser, or a variety of games, flip navigation, or Alipay client. Flip through navigation operations such as page flipping for photo browsing, web page browsing page dropdown, e-book page flipping, etc.

For an application that does not require encryption, if the application is set to be associated with the second fingerprint detecting component 12, whether it is touching the second fingerprint detecting component 12 (where the touch is the correct fingerprint input) or the touch application corresponding to The touch screen, the drive circuit 13 can control the electronic device 10 to execute the application.

For the application to be encrypted, if the application is set to be associated with the second fingerprint detecting component 12, the driving circuit 13 controls the electronic device 10 to execute the application only when the fingerprint detecting information of the second fingerprint detecting component 12 is correct. At this time, even if the touch icon corresponding to the direct touch application cannot start the application, the electronic device 10 can prompt the operator to touch the second fingerprint sensing component 12 to prompt the fingerprint. verification. The prompt can be a voice prompt or a prompt.

If the second function is to perform the payment function of the payment platform, the electronic device 10 is used for the mobile phone. If the mobile phone user uses the user of the payment platform to make a payment, the second fingerprint detecting component 12 can be directly touched to start the payment platform through the correct fingerprint. Client. If it is a touch icon corresponding to the user end of the direct touch payment platform, preferably, the mobile phone can perform voice prompting or display prompting the mobile phone user to notify the mobile phone user to perform fingerprint verification through the second fingerprint detecting component 12.

When the first function includes the power on or/and the screen unlocking of the electronic device 10, and the second function is the execution of the predetermined target application, in order to make the operator touch the first fingerprint detecting element 11 or the second fingerprint detecting element 12, The electronic device 10 can perform fingerprint detection. The first implementation manner is that the driving circuit 13 can continuously provide the first fingerprint detecting signal to the first fingerprint detecting component 11 while continuously providing the second fingerprint detecting component 12 with the second fingerprint detecting signal. .

Referring to FIG. 2, the second implementation manner is that the setting driving circuit 13 includes: a first trigger circuit 110 for receiving a power-on trigger signal and/or a screen unlock trigger signal. The driving circuit 13 provides the first fingerprint detecting component 11 with the first fingerprint detecting signal when the first trigger circuit 110 receives the power-on trigger signal and/or the screen unlock trigger signal.

In the second implementation, the driving circuit 13 further includes: a second trigger circuit 120 for receiving a target object trigger signal; and the driving circuit 13 is a second fingerprint detecting component when the second trigger circuit 120 receives the target object trigger signal. 12 provides a second fingerprint detection signal. When the touch button or the touch icon of the set target object is triggered, the second trigger circuit 120 can receive the target object trigger signal. The driving circuit 13 provides the second fingerprint detecting component 12 with the second fingerprint detecting signal according to the feedback information of the second trigger circuit. At this time, only the second fingerprint detecting unit 12 needs to be touched, and the fingerprint detecting component 12 can realize the fingerprint detecting. When only the fingerprint detecting information of the second fingerprint detecting component 12 is correct, the driving circuit 13 controls the electronic device 10 . Execute the target application for launch settings.

In the second implementation manner, the driving circuit 13 provides a corresponding fingerprint detecting signal to the corresponding fingerprint detecting component when the corresponding trigger circuit is triggered, thereby reducing energy consumption and driving when each fingerprint detecting component has no fingerprint input. The circuit 13 does not need to make an invalid judgment, which improves its judgment efficiency.

The first fingerprint detecting element 11 and the second fingerprint detecting element 12 may be identical. The two can be self-capacitance fingerprint detecting components at the same time, and self-capacitance detection is performed by the self-capacitance fingerprint detection signal provided by the driving circuit 13 to realize fingerprint detection, or both are mutual capacitance fingerprint detecting components, and mutually provided by the driving circuit 13 The capacitive fingerprint detection signal performs mutual capacitance detection to implement fingerprint detection.

Wherein, when the first fingerprint detecting element 11 or/and the second fingerprint detecting element 12 are self-capacitance fingerprint detecting elements, please refer to FIG. The self-capacitance fingerprint detecting component includes a plurality of fingerprint sensing electrodes A. Preferably, the plurality of fingerprint sensing electrodes A are a plurality of electrodes arranged in a two-dimensional array. Correspondingly, the self-capacitance detection is to detect the change in the capacitance of the capacitance formed between each fingerprint sensing electrode and the touch individual. The touch individual is a human body or a stylus. The fingerprint sensing electrode and the touch individual are respectively a first plate and a second plate of the capacitor. The first fingerprint detecting component 11 and the second fingerprint detecting component 12 may also be different, and one of them may be provided as a self-capacitance fingerprint detecting component, and the other is a mutual capacitance fingerprint detecting component. The self-capacitance fingerprint detecting component performs self-capacitance detection by the self-capacitance fingerprint detecting signal provided by the driving circuit 13 to implement fingerprint detection, and the mutual-capacitance fingerprint detecting component performs mutual capacitance detection by the mutual-capacitance fingerprint detecting signal provided by the driving circuit 13 to Implement fingerprint detection.

Referring to FIG. 4, in the present embodiment, the electronic device 10 includes a display device 21. The display device 21 includes a plurality of display elements. Each display element includes a first display electrode 31, a second display electrode 32, and a display medium (not shown). The electronic device 10 controls the display medium to display a corresponding picture by supplying a corresponding voltage to the first display electrode 31 and the second display electrode 32. The plurality of display elements define a display area 211, and at least one of the first fingerprint detecting element 11 and the second fingerprint detecting element 12 is disposed in the display area 211. In order to reduce the manufacturing cost of the electronic device 10, the first display electrode 31 is shared with the display elements of the preset area 33 for the fingerprint detecting elements provided in the display area 211. The preset area 33 is a fingerprint sensing area. That is, the first display electrode 31 of the set display element is employed as the fingerprint detecting element provided in the display area 211. The driving circuit 13 provides a corresponding image display driving signal when the display element of the preset area 33 performs image display, and provides the first display electrode 31 of the display element of the preset area 33 when fingerprint detection is required. The corresponding fingerprint detection signal enables it to perform fingerprint detection.

The display device 21 may be a planar conversion (IPS) type liquid crystal display device or a fringe field switching (FFS) type liquid crystal display device. The first display electrode 31 is a pixel electrode, the second display electrode 32 is a common electrode, and the display medium is a liquid crystal molecule. The driving circuit 13 provides a self-capacitance detection signal for the pixel electrode, and performs self-capacitance detection on the pixel electrode to realize fingerprint recognition. The electronic device 10 can be as shown in FIG. Wherein, the display device 21 further includes a bezel area 212. The first fingerprint detecting element 11 is disposed in the bezel area 212, and the second fingerprint detecting element 12 is disposed in the display area 211. Setting the first function to boot or/and screen unlocking, the first fingerprint detecting component 11 is disposed in the bezel area 212 and located below the control button 41 to improve the operation efficiency; setting the second function as the target application, the first function The second fingerprint detecting element 12 is disposed in the preset area 33 of the display area 211, and the manufacturing cost can be reduced as described above. In other embodiments, the first fingerprint detecting component and the second fingerprint detecting component may also be simultaneously disposed in the display area.

The first fingerprint detecting component 11 and the second fingerprint detecting component 12 are both located on the same side of the electronic device 10, that is, the front surface of the electronic device 10 includes the display area 211 and the bezel area 212 surrounding the display area 211. The first fingerprint detecting element 11 is disposed in the bezel area 212, and the second fingerprint detecting element 12 is disposed in the preset area 33 of the display area 211, thereby facilitating a touch operation on the first fingerprint detecting element 11 and the second fingerprint detecting element 12.

At least one of the first fingerprint detecting element 11 and the second fingerprint detecting element 12 includes a plurality of sub-fingerprint detecting elements. Each sub-fingerprint detecting component occupies a separate area of the electronic device 10, and each individual area is a fingerprint detecting area.

When performing fingerprint detection, the driving circuit 13 simultaneously provides corresponding fingerprint detecting signals for the plurality of sub-fingerprint detecting elements, controls the plurality of sub-fingerprint detecting elements to simultaneously perform fingerprint detection, or the driving circuit 13 sequentially provides fingerprints for the sub-fingerprint detecting elements at set time intervals. The detection signal is controlled, and the sub-fingerprint detecting component performs fingerprint detection respectively; the driving circuit 13 compares the fingerprint detection information of the plurality of sub-fingerprint detecting elements with the preset fingerprint password information, and determines whether to perform the corresponding function according to the comparison result.

As shown in FIG. 5, the electronic device 10 includes a control button 41 for booting and/or screen unlocking, such as when the electronic device 10 is a mobile phone, the control button 41 is a Home button. The first fingerprint detecting element 11 may be disposed below the control button 41. When the control button 41 is triggered, the first trigger circuit 13 receives the power-on trigger signal and/or the screen unlock trigger signal, and the driving circuit 13 provides the first fingerprint detecting component 11 with the first fingerprint detection according to the feedback information of the first trigger circuit 110. The signal is used to enable the first fingerprint detecting component 11 to perform fingerprint detection. At this time, the touch operation of the trigger control button 41 can be used for inputting the power-on trigger signal or the screen unlock trigger signal, and can also be used to activate the fingerprint input of the first function, thereby improving Operational efficiency. In other embodiments, the first fingerprint detecting element can also be placed at other locations.

The second fingerprint detecting component 12 is disposed in the display area 211, and the first fingerprint detecting component 11 is disposed in the bezel area 212. The second fingerprint detecting component 12 includes a first sub-fingerprint detecting component 121, a second sub-fingerprint detecting component 122, a third sub-fingerprint detecting component 123, a fourth sub-fingerprint detecting component 124, and a fifth sub-fingerprint detecting component 125.

In the above manner, for the second fingerprint detecting component 12 shown in FIG. 5, fingerprint detection may be performed by five sub-fingerprint detecting elements at the same time, or fingerprint detection may be performed one by one through five sub-fingerprint detecting elements, and each sub-fingerprint detecting component The legal fingerprint information may be the same or different, that is, the five fingerprint passwords composed of the five sub-fingerprint detecting elements may be five identical fingerprints or five different fingerprints.

When performing fingerprint detection, at least one of the first fingerprint detecting component 11 and the second fingerprint detecting component 12: the driving circuit 13 provides a fingerprint detecting signal, and compares the obtained fingerprint detecting information with a preset fingerprint information, according to The comparison result determines whether the corresponding function is executed; or the driving circuit 13 provides the fingerprint detection signal at the set time interval, and compares the fingerprint detection information sequentially obtained corresponding to each time interval with the preset fingerprint password information, and determines whether or not according to the comparison result. Perform the corresponding function. In this manner, at least one of the first fingerprint detecting element 11 and the second fingerprint detecting element 12 includes a sub-fingerprint detecting element having a fingerprint detecting area, such as the first fingerprint detecting element 11 in FIG. 5, each time Only one fingerprint can be identified. At this time, when fingerprint sensing is performed, the set sensing password can be one, and only one fingerprint sensing can be performed, and the driving circuit 13 compares the sensing result with a preset fingerprint information. To determine whether to perform the corresponding function. The fingerprint password of the first fingerprint detecting component 11 may also be a fingerprint password composed of a plurality of sequentially arranged fingerprints. At this time, the driving circuit 13 provides the fingerprint detecting signal to the first fingerprint detecting component 11 at a set time interval to determine whether to execute. The corresponding function.

It can be seen from the above description that the electronic device 10 of the embodiment can activate the corresponding function by using the fingerprint password, and the security is higher.

Based on the above embodiment, please refer to FIG. The embodiment provides a driving circuit 13 for the electronic device 10 having the fingerprint sensing function described above. The electronic device 10 includes: a first fingerprint detecting component 11 for performing fingerprint sensing; and a second fingerprint detecting component 12 for performing fingerprint sensing.

The driving circuit 13 includes a first fingerprint detecting circuit 131, a second fingerprint detecting circuit 132, and a control circuit 133. The control circuit 133 is connected to the first fingerprint detecting component 11 through the first fingerprint detecting circuit 131 and to the second fingerprint detecting component 12 via the second fingerprint sensing circuit 132.

The first fingerprint detecting circuit 131 is configured to provide the first fingerprint detecting component 11 with a first fingerprint detecting signal to drive the first fingerprint detecting component 11 to perform fingerprint detection. The second fingerprint detecting circuit 132 is configured to provide the second fingerprint detecting component 12 with a second fingerprint detecting signal to drive the second fingerprint detecting component 12 to perform fingerprint detection. The control circuit 133 is configured to determine whether to control the electronic device 10 to perform the first function according to the fingerprint detection information of the first fingerprint detecting component 11, and to determine whether to control the electronic device to perform the second function according to the fingerprint detection information of the second fingerprint detecting component 12 .

The first fingerprint detecting circuit 131 further receives the fingerprint detecting information from the first fingerprint detecting element 11 and outputs the fingerprint detecting information to the control circuit 133. The control circuit 133 determines whether to control the electronic device 10 to perform the first function according to the fingerprint detection information; the second fingerprint detecting circuit 132 further receives the fingerprint detection information from the second fingerprint detecting component 12, and outputs the fingerprint detection information to the control circuit. 133. The control circuit 133 determines, according to the fingerprint detection information, whether to control the electronic device 10 to perform the second function.

The driving circuit 13 further includes: a first trigger circuit 110 and a second trigger circuit 120. The first trigger circuit 110 controls the first fingerprint detecting circuit 131 to be conductive with the first fingerprint detecting component 11 when receiving the power-on trigger signal and/or the screen unlock trigger signal, and provides the first fingerprint detecting component 11 with the first fingerprint detecting signal. The second trigger circuit 120 controls the second fingerprint detecting circuit 132 to be turned on by the second fingerprint detecting component 12 when receiving the target object triggering signal, and provides the second fingerprint detecting component 12 with the second fingerprint detecting signal. The first trigger circuit 110 is disposed between the first fingerprint detecting circuit 131 and the first fingerprint detecting element 11, and the second trigger circuit 120 is disposed between the second fingerprint detecting circuit 132 and the second fingerprint detecting element 12.

The electronic device 10 further includes an application module 14 connected to the control circuit 13, a boot module 15 and a screen unblocking module 16. The application module 14 is used to execute a predetermined target application, the boot module 15 is used to activate the electronic device 10, and the unwinding module 16 is used for screen unlocking. At this time, the first function can be set to unlock the boot and/or the screen, and the second function is set to execute the predetermined target application. Only when the fingerprint detection information of the first fingerprint detecting component 11 is the first set fingerprint information, the control circuit 133 controls the application module 14 to be in an active state, so that it can respond to the target object triggering signal, and activate the target object, if not the first When the fingerprint information is set, the target object is not activated. Only when the fingerprint information of the second fingerprint detecting component 12 is the second set fingerprint information, the control circuit 133 controls the booting module 15 and/or the unwinding module 16 to be in a working state, so that the corresponding response to the boot trigger signal and/or Or the screen unlock trigger signal, boot and / or screen unlock, if not the second set fingerprint information, then do not boot and / or screen unlock.

In this embodiment, the setting of the first function and the second function is not limited to the embodiment of the present embodiment, and the two functions may be the same or different. For the specific implementation, refer to the foregoing embodiment, and details are not described herein again.

It can be seen from the above description that the driving circuit 13 of the embodiment can control whether the electronic device 10 performs the first function and the second function by using the fingerprint detection information, and has high security and high operation efficiency.

Based on the above embodiment, the embodiment further provides the driving method of the electronic device 10 with the fingerprint sensing function. Referring to FIG. 7, the driving method includes:

Step S11: providing a first fingerprint detection signal for the first fingerprint detecting component, driving the first fingerprint detecting component to perform fingerprint detection, and determining, according to the fingerprint detection information, whether to control the electronic device to perform the first function;

Step S12: providing a second fingerprint detecting signal for the second fingerprint detecting component, controlling the second fingerprint detecting component to perform fingerprint detection, and determining whether to control the electronic device to perform the second function according to the fingerprint detecting information.

It should be noted that the present embodiment is only a specific implementation manner. When the specific driving electronic device performs fingerprint detection, step S12 may be performed first, and then step S11 is performed. The sequence of the two steps is performed according to a specific touch operation. If the first fingerprint detecting component is triggered first, step S11 is performed first, and if the second fingerprint detecting component is triggered first, step S12 is performed first.

In this embodiment, the first fingerprint detecting component is provided with the first fingerprint detecting signal when receiving the power-on trigger signal and/or the screen unlock trigger signal. The second fingerprint detecting component is provided with a second fingerprint detecting signal when receiving the target object triggering signal. In other embodiments, the first fingerprint detecting component may be continuously provided with the first fingerprint detecting signal, and the second fingerprint detecting component may be continuously provided with the second fingerprint detecting signal. For the specific implementation, refer to the corresponding description in the foregoing embodiment, and details are not described herein again.

It can be seen from the above description that the driving method of the embodiment can control whether the electronic device performs the first function and the second function by using the fingerprint detection information, which has high security and high operation efficiency.

The above description of the disclosed embodiments enables those skilled in the art to make or use the invention. Various modifications to these embodiments are obvious to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Therefore, the present invention is not limited to the embodiments shown herein, but the broadest scope consistent with the principles and novel features disclosed herein.

A‧‧‧Finger sensing electrode
10‧‧‧Electronic equipment
11‧‧‧First fingerprint detection component
12‧‧‧Second fingerprint detection component
13‧‧‧Drive circuit
14‧‧‧Application Module
15‧‧‧Power Module
16‧‧‧Deciphering module
21‧‧‧ display device
31‧‧‧First display electrode
32‧‧‧Second display electrode
33‧‧‧Preset area
41‧‧‧Control button
110‧‧‧First trigger circuit
120‧‧‧second trigger circuit
121‧‧‧First sub-fingerprint detection component
122‧‧‧Second sub-fingerprint detection component
123‧‧‧ third sub-fingerprint detection component
124‧‧‧ fourth sub-fingerprint detection component
125‧‧‧ fifth sub-fingerprint detection component
131‧‧‧First fingerprint detection circuit
132‧‧‧Second fingerprint detection circuit
133‧‧‧Control circuit
211‧‧‧Display area
212‧‧‧Border area
S11‧‧‧ provides a first fingerprint detecting signal for the first fingerprint detecting component, drives the first fingerprint detecting component to perform fingerprint detection, and determines whether to control the electronic device to perform the first function according to the fingerprint detecting information.
S12‧‧‧ provides a second fingerprint detecting signal for the second fingerprint detecting component, drives the second fingerprint detecting component to perform fingerprint detection, and determines whether to control the electronic device to perform the second function according to the fingerprint detecting information.

In order to more clearly illustrate the present embodiments or the technical solutions in the prior art, the drawings used in the embodiments or the description of the prior art will be briefly described below. Obviously, the drawings in the following description are only Some of the novel embodiments may be obtained by other skilled artisan based on these drawings without any creative effort. FIG. 1 is a block diagram of an electronic device with a fingerprint sensing function according to an embodiment of the present application. FIG. 2 is a block diagram of another electronic device with a fingerprint sensing function according to an embodiment of the present application. FIG. 3 is a schematic structural diagram of a self-capacitance fingerprint detecting component according to an embodiment of the present application. FIG. 4 is a schematic structural diagram of a display device of an electronic device with a fingerprint sensing function according to an embodiment of the present application. FIG. 5 is a schematic structural diagram of an electronic device with a fingerprint sensing function according to an embodiment of the present application. FIG. 6 is a block diagram of another electronic device with fingerprint sensing function according to an embodiment of the present application. FIG. 7 is a flowchart of a driving method of an electronic device with a fingerprint sensing function according to an embodiment of the present application.

10‧‧‧Electronic equipment

11‧‧‧First fingerprint detection component

12‧‧‧Second fingerprint detection component

13‧‧‧Drive circuit

Claims (22)

An electronic device having a fingerprint sensing function, comprising: a first fingerprint detecting component for performing fingerprint sensing; a second fingerprint detecting component for performing fingerprint sensing; and a driving circuit for Providing a first fingerprint detection signal for the first fingerprint detecting component to implement fingerprint detection, and determining whether to control the electronic device to perform a first function according to the fingerprint detection information of the first fingerprint detecting component; the driving circuit is further used for Providing a second fingerprint detection signal for the second fingerprint detecting component to implement fingerprint detection, and determining whether to control the electronic device to perform a second function according to the fingerprint detection information of the second fingerprint detecting component. The electronic device with fingerprint sensing function according to claim 1, wherein the first function is different from the second function. The electronic device with fingerprint sensing function according to claim 1, wherein the first function comprises power-on or/and screen unlocking of the electronic device, and the second function comprises execution of a predetermined target application. The electronic device with fingerprint sensing function according to claim 1, wherein the first fingerprint detecting component is the same as the second fingerprint detecting component. The electronic device with fingerprint sensing function according to claim 1, wherein the first fingerprint detecting component is different from the second fingerprint detecting component, wherein the first fingerprint detecting component and the second fingerprint detecting component are One is a self-capacitance fingerprint detecting component, and the other is a mutual capacitance fingerprint detecting component. The electronic device with fingerprint sensing function according to claim 4 or 5, wherein when the first fingerprint detecting component and/or the second fingerprint detecting component is a self-capacitance fingerprint detecting component, The self-capacitance fingerprint detecting component includes a plurality of fingerprint sensing electrodes, and the driving circuit senses the fingerprint by sensing the self-capacitance of the fingerprint sensing electrodes. The electronic device with the fingerprint sensing function of claim 1, wherein the electronic device comprises a display device, the display device comprising a plurality of display elements, each of the display elements comprising a first display electrode, a second display electrode, and a display medium, the electronic device controls the display medium to display a corresponding screen by providing a corresponding voltage to the first display electrode and the second display electrode, the display elements defining a display area, At least one of the first fingerprint detecting element and the second fingerprint detecting element is disposed in the display area. The electronic device with fingerprint sensing function according to claim 7, wherein the fingerprint detecting component disposed in the display area shares the first display electrode with the display elements. The electronic device with fingerprint sensing function according to claim 8, wherein the display device is a planar conversion (IPS) type liquid crystal display device or a fringe field switching (FFS) type liquid crystal display device, the first display The electrode is a pixel electrode and the second display electrode is a common electrode. The electronic device with the fingerprint sensing function of claim 8, wherein the display device further comprises a frame area, the first fingerprint detecting component is disposed in the frame area, and the second fingerprint detecting component is disposed at The display area. The electronic device with fingerprint sensing function according to claim 10, wherein the first fingerprint detecting component and the second fingerprint detecting component are both located on the same side of the electronic device. The electronic device with fingerprint sensing function according to claim 11, wherein the electronic device further comprises a control button, the control button is disposed in the frame area, and the first fingerprint detecting component is disposed on the control button Below it. The electronic device with the fingerprint sensing function of claim 3, wherein the driving circuit comprises a first trigger circuit for receiving a power-on trigger signal and/or a screen unlock trigger signal, where the driving circuit is The first trigger circuit provides the first fingerprint detecting component with the first fingerprint detecting component when receiving the power-on trigger signal and/or the screen unlock trigger signal. The electronic device with the fingerprint sensing function of claim 3, wherein the driving circuit comprises a second trigger circuit for receiving a trigger signal of the target object, the driving circuit receiving the second trigger circuit The second fingerprint detecting component is provided to the second fingerprint detecting component when the target object triggers the signal. The electronic device with fingerprint sensing function according to claim 1, wherein at least one of the first fingerprint detecting component and the second fingerprint detecting component comprises a plurality of sub-fingerprint detecting components, each of the sub-fingerprint detecting components The fingerprint detecting component occupies a separate area of the electronic device; when performing fingerprint detection, the driving circuit simultaneously provides corresponding fingerprint detecting signals for the sub-fingerprint detecting components, and controls the sub-fingerprint detecting components to simultaneously perform fingerprint detection; or The driving circuit sequentially provides a fingerprint detecting signal for each of the sub-fingerprint detecting elements at a set time interval, and controls each of the sub-fingerprint detecting elements to perform fingerprint detection respectively; the driving circuit detects the fingerprint detecting information of the sub-fingerprint detecting elements Set the fingerprint password information comparison, and judge whether to perform the corresponding function according to the comparison result. The electronic device with fingerprint sensing function according to claim 1, wherein at least one of the first fingerprint detecting component and the second fingerprint detecting component is used for fingerprint detection: the driving circuit Providing a fingerprint detection signal, and comparing the obtained fingerprint detection information with a preset fingerprint information, and determining whether to perform a corresponding function according to the comparison result; or the driving circuit provides a fingerprint detection signal at a set time interval to obtain multiple fingerprint detections The information is compared with the fingerprint detection information obtained in sequence, and the corresponding function is determined according to the comparison result. A driving circuit for an electronic device having a fingerprint sensing function, the electronic device comprising a first fingerprint detecting component for performing fingerprint sensing and a second fingerprint detecting component, the driving circuit comprising: a first fingerprint detecting a circuit for providing a first fingerprint detecting signal for the first fingerprint detecting component to drive the first fingerprint detecting component for fingerprint detection; and a second fingerprint detecting circuit for providing a second fingerprint detecting component a fingerprint detecting signal for driving the second fingerprint detecting component to perform fingerprint detection; and a control circuit for determining whether to control the electronic device to perform a first function according to the fingerprint detecting information of the first fingerprint detecting component, and also for Determining whether to control the electronic device to perform a second function according to the fingerprint detection information of the second fingerprint detecting component. The driving circuit of claim 17, wherein the first function is different from the second function. The driving circuit of claim 17, wherein the first function comprises power-on or/and screen unlocking of the electronic device, and the second function comprises execution of a predetermined target application. The driving circuit of claim 17, wherein the first fingerprint detecting circuit further receives fingerprint detection information from the first fingerprint detecting component, and outputs fingerprint detecting information to the control circuit, the control circuit according to the fingerprint Detecting information to determine whether the electronic device is controlled to perform the first function, the second fingerprint detecting circuit further receiving fingerprint detection information from the second fingerprint detecting component, and outputting fingerprint detection information to the control circuit, the control circuit detecting the fingerprint according to the fingerprint The information determines whether the electronic device is controlled to perform the second function. The driving circuit of claim 17, further comprising a first trigger circuit, the first trigger circuit controlling the first fingerprint detecting circuit and the first receiving circuit when receiving the power-on trigger signal and/or the screen unlocking trigger signal A fingerprint detecting component is turned on to provide the first fingerprint detecting component for the first fingerprint detecting component. The driving circuit of claim 17, further comprising a second trigger circuit, wherein the second trigger circuit controls the second fingerprint detecting circuit to be electrically connected to the second fingerprint detecting component when receiving the target object trigger signal, The second fingerprint detecting signal is provided for the second fingerprint detecting component.