WO2018014463A1 - Pressure identification method and apparatus, touch screen and terminal - Google Patents

Pressure identification method and apparatus, touch screen and terminal Download PDF

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Publication number
WO2018014463A1
WO2018014463A1 PCT/CN2016/104373 CN2016104373W WO2018014463A1 WO 2018014463 A1 WO2018014463 A1 WO 2018014463A1 CN 2016104373 W CN2016104373 W CN 2016104373W WO 2018014463 A1 WO2018014463 A1 WO 2018014463A1
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WO
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Prior art keywords
pressure
screen
electrical signal
touch screen
pressing operation
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PCT/CN2016/104373
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French (fr)
Chinese (zh)
Inventor
毛卫东
耿琦
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中兴通讯股份有限公司
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Publication of WO2018014463A1 publication Critical patent/WO2018014463A1/en

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means

Definitions

  • the present invention relates to the field of communications, and in particular to a method and device for identifying a pressure, a touch screen and a terminal.
  • the pressure touch technology is configured with a pressure sensor in a specific area of the screen, which can sense the pressing force, thereby performing the action feedback of the three-layer dimension by tapping, tapping, and re-pressing. This allows the touch interaction to extend from the "time" dimension of the short press and long press to the "strength" dimension of the heavy press, opening up a whole new space for human-computer interaction.
  • the technical solution adopted in the related art is to perform pressure detection by placing a certain number of pressure sensors behind the screen, and the composition and structure are relatively complicated, and when the number of sensors is limited or unevenly distributed, the pressure values of some regions are difficult to accurately detect;
  • the existing technical solution will require more pressure sensors and more complicated algorithms, which is more difficult to implement.
  • Embodiments of the present invention provide a method and device for identifying a pressure, a touch screen and a terminal, to at least solve the problem of low accuracy of pressure detection in the related art.
  • a method for identifying a pressure comprising: detecting an electrical signal generated by a pressure screen in the touch screen when a touch operation is performed on a touch screen, wherein the pressure screen is made of a piezoelectric material Making; identifying pressure information of the pressing operation according to the electrical signal.
  • the pressure information includes: a pressure value and/or a pressing position of the pressing operation.
  • the electrical signal is positively correlated with the pressure value of the pressing operation.
  • the method further includes: acquiring a task corresponding to the pressure information according to a pre-stored correspondence.
  • the pressure screen comprises a grid-shaped distribution detecting unit, each of the detecting units is configured to generate the electrical signal when performing a pressing operation on the touch screen;
  • the pressure information of the pressing operation includes: a position corresponding to the detecting unit having the strongest electrical signal as a pressing position of the pressing operation.
  • the piezoelectric material comprises: a quartz crystal.
  • a pressure recognition device which is applied to a terminal, comprising: a detection module configured to detect an electrical signal generated by a pressure screen in the touch screen when a touch operation is performed on the touch screen, Wherein the pressure screen is made of a piezoelectric material; the identification module is configured to identify pressure information of the pressing operation according to the electrical signal.
  • the pressure information includes: a pressure value and/or a pressing position of the pressing operation.
  • the electrical signal is positively correlated with the pressure value of the pressing operation.
  • the identification module is further configured to acquire a task corresponding to the pressure information according to a pre-stored correspondence relationship after the pressure information of the pressing operation is identified according to the electrical signal.
  • the piezoelectric material comprises: a quartz crystal.
  • a touch screen comprising: a pressure screen and a display screen; wherein the pressure screen is comprised of a piezoelectric material configured to generate an electrical signal upon detection of a pressing operation.
  • the pressure screen comprises: grid-shaped distributed detection units, each of the detection units being arranged to generate the electrical signal when a touch operation is performed on the touch screen.
  • the detecting units are evenly distributed.
  • the detecting unit comprises: two electrode plates and a quartz crystal disposed between the two electrode plates.
  • a terminal comprising: a touch screen, a processor; the touch screen is configured to receive a pressing operation, and generate an electrical signal by a pressure screen in the touch screen, wherein The pressure screen is made of a piezoelectric material; the processor is arranged to identify pressure information of the pressing operation in accordance with the electrical signal.
  • the pressure screen comprises: grid-shaped distributed detection units, each of the detection units being arranged to generate the electrical signal when a touch operation is performed on the touch screen.
  • the detecting units are evenly distributed.
  • the detecting unit comprises: two electrode plates and a quartz crystal disposed between the two electrode plates.
  • a storage medium is also provided.
  • the storage medium is arranged to store program code for performing the following steps:
  • the pressure information of the pressing operation is identified based on the electrical signal.
  • the touch screen comprises a pressure screen made of piezoelectric material.
  • the pressure screen When the touch screen is pressed, the pressure screen generates a corresponding electrical signal according to the pressure value, and the terminal can identify the pressure value or pressure of the pressing according to the electric signal. Position and other pressure information.
  • FIG. 1 is a hardware structural block of a mobile terminal for identifying a pressure method according to an embodiment of the present invention
  • FIG. 2 is a flow chart of a method for identifying a pressure according to an embodiment of the present invention
  • FIG. 3 is a block diagram showing the structure of a pressure touch screen according to an alternative embodiment of the present invention.
  • FIG. 4 is a detailed structural diagram of a pressure touch screen according to an alternative embodiment of the present invention.
  • FIG. 5 is a schematic diagram of a piezoelectric effect mechanism according to the related art
  • FIG. 6(a) is a diagram showing a composition of a mesh structure in a pressure touch device according to an alternative embodiment of the present invention.
  • 6(b) is a diagram showing the composition of a detecting unit in a pressure touch device according to an alternative embodiment of the present invention.
  • FIG. 7 is a schematic view showing the operation of a pressure recognition method according to an alternative embodiment of the present invention.
  • FIG. 8 is a block diagram showing the structure of a pressure recognizing apparatus according to an embodiment of the present invention.
  • FIG. 1 is a hardware structural block diagram of a mobile terminal for identifying a pressure method according to an embodiment of the present invention.
  • the mobile terminal 10 may include one or more (only one shown) processor 102 (the processor 102 may include, but is not limited to, a processing device such as a microprocessor MCU or a programmable logic device FPGA).
  • the mobile terminal 10 may also include more or fewer components than those shown in FIG. 1, or have a different configuration than that shown in FIG.
  • the memory 104 can be configured as a software program and a module for storing application software, such as a program instruction/module corresponding to a pressure identification method in the embodiment of the present invention, and the processor 102 runs the software program and module stored in the memory 104. Thereby performing various functional applications and data processing, that is, implementing the above method.
  • Memory 104 may include high speed random access memory, and may also include non-volatile memory such as one or more magnetic storage devices, flash memory, or other non-volatile solid state memory.
  • memory 104 may further include memory remotely located relative to processor 102, which may be connected to mobile terminal 10 over a network. Examples of such networks include, but are not limited to, the Internet, intranets, local area networks, mobile communication networks, and combinations thereof.
  • Transmission device 106 is arranged to receive or transmit data via a network.
  • the above-described network specific example may include a wireless network provided by a communication provider of the mobile terminal 10.
  • the transmission device 106 includes a Network Interface Controller (NIC) that can be connected to other network devices through a base station to communicate with the Internet.
  • the transmission device 106 can be a Radio Frequency (RF) module for communicating with the Internet wirelessly.
  • NIC Network Interface Controller
  • RF Radio Frequency
  • FIG. 2 is a flowchart of a method for identifying a pressure according to an embodiment of the present invention. As shown in FIG. 2, the process includes the following steps. :
  • Step S202 detecting an electrical signal generated by a pressure screen in the touch screen when the touch screen is pressed, wherein the pressure screen is made of a piezoelectric material;
  • Step S204 identifying pressure information of the pressing operation according to the electrical signal.
  • an electrical signal generated by the pressure screen in the touch screen when the pressing operation of the touch screen is performed is detected, wherein the pressure screen is made of a piezoelectric material; the pressure information of the pressing operation is identified according to the electrical signal.
  • the invention solves the problem that the pressure detection accuracy is low in the related art, and the pressure information of the pressing operation is accurately and timely identified by the electrical signal.
  • the pressure screen in the touch screen is described.
  • the touch screen carrying the pressure screen is directly described as a pressure touch screen, and the pressure touch screen includes the touch screen, the display screen and the baseband processing in the related art.
  • the module also contains the pressure screen designed in this application.
  • the pressure information includes: a pressure value and/or a pressing position of the pressing operation.
  • the pressure information can also be described as a pressure attribute, and may also include a pressure duration.
  • the information mainly detected by the pressure screen that is, the pressure value, the pressure position, and the like.
  • the electrical signal is positively correlated with the pressure value of the pressing operation.
  • the electrical signal corresponding to the pressure value is the property of the piezoelectric material. The greater the pressure of the pressing, the stronger the electrical signal is generated. Because the pressure value is directly related to the strength of the electrical signal, the baseband processing module of the terminal can be based on the electricity. The signal determines the pressure value of the pressing operation.
  • the task corresponding to the pressure information is acquired according to the pre-stored correspondence.
  • the operation after identifying the pressure information of the pressing operation for example, specifying that a pressure value is a boundary line between light pressure and heavy pressure, and in the case of light pressure, the terminal performs The task is to open the application corresponding to the pressed position. In the case of heavy pressure, the task performed by the terminal is to delete the application of the pressed position.
  • the pressure screen includes a grid-shaped distribution detecting unit, each of the detecting units is configured to generate the electrical signal when the touch screen is pressed, and the pressure information of the pressing operation is determined according to the electrical signal, including: The position corresponding to the detection unit having the strongest electric signal is taken as the pressing position of the pressing operation.
  • the detection unit with the strongest detection electric signal described in this embodiment may be that the terminal acquires an electrical signal of each row and column of the grid, and the terminal determines the intersection of the strongest line of the electrical signal and the column with the strongest electrical signal. To press the position. It should be noted that when the actual pressing position is recognized, it may be that the pressing signal of the identified area is strong and does not specifically belong to a specific detecting unit.
  • the piezoelectric material comprises: a quartz crystal. It is of course also possible to produce pressure screens in the present application by other piezoelectric materials, such as polyvinylidene fluoride in organic piezoelectric materials.
  • a pressure touch screen (corresponding to the touch screen with a pressure screen in the above embodiment, in addition to the display screen in the related art and Baseband processing module).
  • a pressure touch screen has a pressure touch device portion (corresponding to the pressure screen in the above embodiment) which is a mesh structure layer made of a piezoelectric material.
  • the pressing point is deformed by the piezoelectric material, so that the vector sum of the positive and negative ions inside the piezoelectric material is no longer zero, and then the electric charge is generated.
  • the shape variable of a piezoelectric material is proportional to the amount of charge it generates. The greater the pressure, the larger the shape variable and the greater the amount of charge generated.
  • the chip can determine the position of the pressing by detecting the voltage on the resistance device of each line end of the mesh structure layer, and the detected position is detected. The magnitude of the voltage determines the strength of the press.
  • the pressure touch screen shown in the optional embodiment of the present invention includes a pressure touch device, a display screen, a pressure signal processing module, and a baseband processing module.
  • the baseband processing module is the same as the baseband processing module of the terminal in the related art, and is an indispensable part of the terminal, and is generally used for various types of signal processing.
  • the display screen is the same as the display screen of the terminal in the related art, and is used for displaying image information and implementing basic touch operations.
  • the pressure touch device is a mesh structure layer made of piezoelectric material, and the end of each line of the mesh structure layer is provided with a resistance device for sensing the position of the pressing point and the pressure.
  • the pressure signal processing module is configured to receive the voltage signal sent by the pressure touch device, and perform positioning and amplification processing on the voltage signal, and finally transmit the acquired user interaction information to the baseband processing module.
  • the pressure touch device is connected to the pressure signal processing module, the pressure signal processing module is connected to the baseband processing module, and the pressure signal processing module processes the signal transmitted by the pressure touch device to realize touch position and pressing.
  • the identification of the strength, and then the obtained user interaction information is transmitted to the baseband processing module, and finally the baseband processing module controls the corresponding information to be displayed on the display screen or manipulates other components on the terminal, thereby implementing the pressure described in the optional embodiment of the present invention. Touch effect.
  • the terminal screen is first illuminated
  • the user performs a touch and press operation on a position on the mobile phone, and some lines of the mesh structure layer generate a charge, and the charge acts on the resistance device at the end of the line to generate a voltage;
  • the pressure signal processing module detects the pressure voltage signal and performs positioning and amplification processing, and then transmits the acquired user interaction information to the baseband processing module;
  • the baseband processing module performs a corresponding action according to the received signal, displays the corresponding information on the display screen or manipulates other components on the terminal.
  • FIG. 3 is a structural block diagram of a pressure touch screen according to an alternative embodiment of the present invention.
  • the pressure touch device, the pressure signal detecting module, the baseband processing module, and the display screen are arranged, and the following steps are performed between the modules.
  • the pressure touch device generates a voltage signal after being touched and pressed, and the pressure voltage signal is transmitted to the pressure signal processing module;
  • the pressure signal processing module performs positioning and amplification processing on the received voltage signal, and transmits the acquired user interaction information to the baseband.
  • Processing module; the baseband processing module displays the corresponding information on the display screen or manipulates other components on the terminal according to the signal sent by the pressure signal processing module.
  • FIG. 4 is a detailed structural diagram of a pressure touch screen according to an alternative embodiment of the present invention.
  • the pressure touch device in the pressure touch screen is located above the display screen.
  • the pressure touch device is made of a piezoelectric material.
  • a special piezoelectric effect possessed by piezoelectric materials is applied. When some medium (such as quartz crystal) is deformed by an external force in a certain direction, polarization occurs inside it, and positive and negative opposite charges appear on its opposite surfaces. When the external force is removed, it will return to the uncharged state. This phenomenon is called the positive piezoelectric effect.
  • the greater the pressure applied at the same time the greater the difference in charge between the two ends, and the greater the voltage generated.
  • FIG. 5 is a schematic diagram of a piezoelectric effect mechanism according to the related art. As shown in FIG. 5, the model in C generates charges at the left and right ends of the crystal when the crystal is subjected to a force on the upper and lower sides, and an alternative embodiment of the present invention will employ C. The model determines the position and strength of the press by detecting the charge across the crystal.
  • FIG. 6(a) is a diagram showing the composition of a mesh structure in a pressure touch device according to an alternative embodiment of the present invention, as shown in FIG. 6(a), showing a composition diagram of a mesh structure layer, for example, when FIG. 6 (a)
  • the crystal is labeled as 1A
  • a charge is generated on the two plates of the crystal, and a voltage can be detected on the resistance devices of the line 1 and the line A.
  • a voltage is detected on the resistance devices of line 2 and line D
  • the magnitude of the pressure can be determined by the magnitude of the voltage.
  • FIG. 6(b) is a composition diagram of a detecting unit in a pressure touch device according to an alternative embodiment of the present invention.
  • the detecting unit is the crystal in FIG. 6(a), and each detecting is performed.
  • the unit consists of two electrode plates and a quartz crystal sandwiched between the electrode plates.
  • a finger touches or presses it may generate a charge corresponding to a plurality of detecting units.
  • a line located at the intermediate position and having the largest amount of charge is selected from the line generating the electric charge, and the pressure is confirmed. Position and pressure.
  • FIG. 7 is a schematic diagram of the operation of the pressure recognition method according to an alternative embodiment of the present invention. As shown in FIG. 7, three pictures show the finger.
  • the pressure touch device When the pressure touch device is pressed, firstly, when the user is in use, the terminal screen is first illuminated. Before the pressing operation, the pressure touch device appears to be in an uncharged state.
  • the pressure touch device When there is a pressing operation, due to the pressure touch
  • the piezoelectric effect of the device causes the piezoelectric material at the pressing point to be deformed, and a voltage is generated at both ends, and the magnitude of the voltage is proportional to the pressure.
  • the pressure signal processing module can detect and enlarge the voltage signal generated when the electric charge passes through the resistance device of each line end of the mesh structure layer, and can acquire the touch position coordinate and the pressing pressure, that is, obtain the interaction information of the user, and send the information.
  • the baseband module receives the signal transmitted by the pressure signal processing module and then performs a corresponding action, that is, the corresponding information is displayed on the display screen or other components on the manipulation terminal.
  • the pressure touch device described in the present application can be used alone, and at the same time, the touch and press functions can be realized, and can also be used together with the existing touch screen, and the existing touch screen is used for the detection of the pressing position.
  • the pressure touch device in the middle only detects the pressing force.
  • the piezoelectric material in the related art is used, and the complexity and technical difficulty of the device are reduced by the existing characteristics of the material and the mature application technology.
  • the technical solution in the present application file has the following technical effects:
  • the pressure touch device is a layer of mesh structure, evenly placed above the display screen, and phase Compared with the pressure sensor detection in the technology, the pressure sensing effect in each area is more uniform;
  • the pressure touch device itself has a simple structure and can be integrated with the display screen, thereby reducing the complexity of the terminal.
  • the method according to the above embodiment can be implemented by means of software plus a necessary general hardware platform, and of course, by hardware, but in many cases, the former is A better implementation.
  • the technical solution of the present invention which is essential or contributes to the prior art, may be embodied in the form of a software product stored in a storage medium (such as ROM/RAM, disk,
  • the optical disc includes a number of instructions for causing a terminal device (which may be a mobile phone, a computer, a server, or a network device, etc.) to perform the method of various embodiments of the present invention.
  • a pressure identification device is also provided, which is applied to the terminal, and the device is configured to implement the above-described embodiments and preferred embodiments, and the description thereof has been omitted.
  • the term "module” may implement a combination of software and/or hardware of a predetermined function.
  • FIG. 8 is a structural block diagram 1 of a pressure recognition apparatus according to an embodiment of the present invention. As shown in FIG. 8, the apparatus includes:
  • the detecting module 82 is configured to detect an electrical signal generated by the pressure screen in the touch screen when the touch screen is pressed, wherein the pressure screen is made of a piezoelectric material;
  • the identification module 84 is coupled to the detection module 82 and configured to identify pressure information of the pressing operation based on the electrical signal.
  • the pressure information includes: a pressure value and/or a pressing position of the pressing operation.
  • the electrical signal is positively correlated with the pressure value of the pressing operation.
  • the identification module 84 is further configured to acquire a task corresponding to the pressure information according to the pre-stored correspondence relationship after the pressure information of the pressing operation is identified according to the electrical signal.
  • the piezoelectric material comprises: stone English crystal.
  • each of the above modules may be implemented by software or hardware.
  • the foregoing may be implemented by, but not limited to, the foregoing modules are all located in the same processor; or, the above modules are in any combination.
  • the forms are located in different processors.
  • a touch screen comprising: a pressure screen and a display screen; wherein the pressure screen is comprised of a piezoelectric material configured to generate an electrical signal upon detection of a pressing operation.
  • the pressure screen in the application file is disposed above the display screen and bypasses the display screen to be connected with the main board.
  • the touch screen bypasses the display screen and is connected with the main board.
  • the connection method can be connected by related technologies.
  • the pressure screen comprises: grid-shaped detection units, each of the detection units being arranged to generate the electrical signal when the touch screen is pressed.
  • the detection unit is evenly distributed.
  • the detecting unit comprises: two electrode plates and a quartz crystal disposed between the two electrode plates.
  • a terminal comprising: a touch screen, a processor; the touch screen is configured to receive a pressing operation, and generate an electrical signal by a pressure screen in the touch screen, wherein the pressure screen is Made of a piezoelectric material; the processor is configured to identify pressure information of the pressing operation based on the electrical signal.
  • the pressure screen comprises: grid-shaped detection units, each of the detection units being arranged to generate the electrical signal when the touch screen is pressed.
  • the detection unit is evenly distributed.
  • the detecting unit comprises: two electrode plates and a quartz crystal disposed between the two electrode plates.
  • Embodiments of the present invention also provide a storage medium.
  • the foregoing storage medium may be configured to store program code for performing the following steps:
  • the pressure information of the pressing operation is identified according to the electrical signal.
  • the foregoing storage medium may include, but not limited to, a USB flash drive, a Read-Only Memory (ROM), a Random Access Memory (RAM), a mobile hard disk, and a magnetic memory.
  • ROM Read-Only Memory
  • RAM Random Access Memory
  • a mobile hard disk e.g., a hard disk
  • magnetic memory e.g., a hard disk
  • the processor executes the method steps described in the foregoing embodiments according to the stored program code in the storage medium.
  • modules or steps of the present invention described above can be implemented by a general-purpose computing device that can be centralized on a single computing device or distributed across a network of multiple computing devices. Alternatively, they may be implemented by program code executable by the computing device such that they may be stored in the storage device by the computing device and, in some cases, may be different from the order herein.
  • the steps shown or described are performed, or they are separately fabricated into individual integrated circuit modules, or a plurality of modules or steps thereof are fabricated as a single integrated circuit module.
  • the invention is not limited to any specific combination of hardware and software.
  • the above technical solution provided by the embodiment of the present invention can be applied to a touch screen of a device.
  • the touch screen includes a pressure screen made of a piezoelectric material.
  • the pressure screen When the touch screen is pressed, the pressure screen generates a corresponding electrical signal according to the pressure value, and the terminal can Based on the electrical signal, pressure information such as the pressure value of the squeeze or the pressure position is recognized.
  • the pressure detection in the related art is solved The problem of low accuracy is to accurately and timely identify the pressure information of the pressing operation through the electrical signal.

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  • General Engineering & Computer Science (AREA)
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Abstract

A pressure identification method and apparatus, a touch screen, and a terminal, the method comprising: when detecting a pressing operation on the touch screen, producing an electrical signal from a pressure screen in the touch screen, the pressure screen being made of piezoelectric material (S202); and on the basis of the electrical signal, identifying pressure information of the pressing operation (S204). The present technical solution solves the problem in the prior art of the low accuracy of pressure detection and, by means of the electrical signal, accurately and promptly identifies pressure information of the pressing operation.

Description

压力的识别方法及装置，触摸屏和终端Pressure identification method and device, touch screen and terminal 技术领域Technical field
本发明涉及通信领域，具体而言，涉及一种压力的识别方法及装置，触摸屏和终端。The present invention relates to the field of communications, and in particular to a method and device for identifying a pressure, a touch screen and a terminal.
背景技术Background technique
在相关技术中的压力触控技术，是在屏幕特定区域配置了压力传感器，可以对按压力度进行感知，从而进行轻点、轻按、重按三层维度的动作回馈。这样可以让触控交互从短按、长按的“时间”维度延伸至重压的“力度”维度，为人机交互开拓出了全新的空间。In the related art, the pressure touch technology is configured with a pressure sensor in a specific area of the screen, which can sense the pressing force, thereby performing the action feedback of the three-layer dimension by tapping, tapping, and re-pressing. This allows the touch interaction to extend from the "time" dimension of the short press and long press to the "strength" dimension of the heavy press, opening up a whole new space for human-computer interaction.
在相关技术中采用的技术方案是通过屏幕后方安置一定数量的压力传感器进行压力检测，组成和结构较为复杂，且当传感器数量有限或者分布不均时，某些区域的压力值很难准确检测；此外，当用户同时有多点按压时，现有的技术方案将要求更多的压力传感器以及更复杂的算法，实现起来更加困难。The technical solution adopted in the related art is to perform pressure detection by placing a certain number of pressure sensors behind the screen, and the composition and structure are relatively complicated, and when the number of sensors is limited or unevenly distributed, the pressure values of some regions are difficult to accurately detect; In addition, when the user has multiple presses at the same time, the existing technical solution will require more pressure sensors and more complicated algorithms, which is more difficult to implement.
针对相关技术中，压力检测准确性低的问题目前还没有有效的解决方案。In view of the related art, there is currently no effective solution to the problem of low pressure detection accuracy.
发明内容Summary of the invention
本发明实施例提供了一种压力的识别方法及装置，触摸屏和终端，以至少解决相关技术中压力检测准确性低的问题。Embodiments of the present invention provide a method and device for identifying a pressure, a touch screen and a terminal, to at least solve the problem of low accuracy of pressure detection in the related art.
根据本发明的一个实施例，提供了一种压力的识别方法，包括：检测对触摸屏进行按压操作时，由所述触摸屏中的压力屏产生的电信号，其中，所述压力屏由压电材料制成；依据所述电信号识别所述按压操作的压力信息。According to an embodiment of the present invention, there is provided a method for identifying a pressure, comprising: detecting an electrical signal generated by a pressure screen in the touch screen when a touch operation is performed on a touch screen, wherein the pressure screen is made of a piezoelectric material Making; identifying pressure information of the pressing operation according to the electrical signal.
在本发明实施例中，所述压力信息包括：所述按压操作的压力值和/或按压位置。 In an embodiment of the invention, the pressure information includes: a pressure value and/or a pressing position of the pressing operation.
在本发明实施例中，所述电信号与所述按压操作的压力值为正相关。In an embodiment of the invention, the electrical signal is positively correlated with the pressure value of the pressing operation.
在本发明实施例中，依据所述电信号识别所述按压操作的压力信息之后，所述方法还包括：依据预先存储的对应关系获取与所述压力信息对应的任务。In the embodiment of the present invention, after the pressure information of the pressing operation is identified according to the electrical signal, the method further includes: acquiring a task corresponding to the pressure information according to a pre-stored correspondence.
在本发明实施例中，所述压力屏包括网格状分布的检测单元，每个所述检测单元设置为在对触摸屏进行按压操作时，产生所述电信号；依据所述电信号识别所述按压操作的压力信息，包括：将所述电信号最强的检测单元所对应的位置作为所述按压操作的按压位置。In an embodiment of the invention, the pressure screen comprises a grid-shaped distribution detecting unit, each of the detecting units is configured to generate the electrical signal when performing a pressing operation on the touch screen; The pressure information of the pressing operation includes: a position corresponding to the detecting unit having the strongest electrical signal as a pressing position of the pressing operation.
在本发明实施例中，所述压电材料包括：石英晶体。In an embodiment of the invention, the piezoelectric material comprises: a quartz crystal.
根据本发明的另一个实施例，提供了一种压力的识别装置，应用于终端，包括：检测模块，设置为检测对触摸屏进行按压操作时，由所述触摸屏中的压力屏产生的电信号，其中，所述压力屏由压电材料制成；识别模块，设置为依据所述电信号识别所述按压操作的压力信息。According to another embodiment of the present invention, there is provided a pressure recognition device, which is applied to a terminal, comprising: a detection module configured to detect an electrical signal generated by a pressure screen in the touch screen when a touch operation is performed on the touch screen, Wherein the pressure screen is made of a piezoelectric material; the identification module is configured to identify pressure information of the pressing operation according to the electrical signal.
在本发明实施例中，所述压力信息包括：所述按压操作的压力值和/或按压位置。In an embodiment of the invention, the pressure information includes: a pressure value and/or a pressing position of the pressing operation.
在本发明实施例中，所述电信号与所述按压操作的压力值为正相关。In an embodiment of the invention, the electrical signal is positively correlated with the pressure value of the pressing operation.
在本发明实施例中，所述识别模块还设置为在依据所述电信号识别所述按压操作的压力信息之后，依据预先存储的对应关系获取与所述压力信息对应的任务。In the embodiment of the present invention, the identification module is further configured to acquire a task corresponding to the pressure information according to a pre-stored correspondence relationship after the pressure information of the pressing operation is identified according to the electrical signal.
在本发明实施例中，所述压电材料包括：石英晶体。In an embodiment of the invention, the piezoelectric material comprises: a quartz crystal.
根据本发明的另一个实施例，提供了一种触摸屏，包括：压力屏和显示屏；其中，所述压力屏由压电材料组成，设置为在检测到按压操作时产生电信号。In accordance with another embodiment of the present invention, a touch screen is provided comprising: a pressure screen and a display screen; wherein the pressure screen is comprised of a piezoelectric material configured to generate an electrical signal upon detection of a pressing operation.
在本发明实施例中，所述压力屏包括：网格状分布的检测单元，每个所述检测单元设置为在对触摸屏进行按压操作时，产生所述电信号。In an embodiment of the invention, the pressure screen comprises: grid-shaped distributed detection units, each of the detection units being arranged to generate the electrical signal when a touch operation is performed on the touch screen.
在本发明实施例中，所述检测单元是均匀分布的。 In an embodiment of the invention, the detecting units are evenly distributed.
在本发明实施例中，所述检测单元包括：两个电极板以及设置在所述两个电极板之间的石英晶体。In an embodiment of the invention, the detecting unit comprises: two electrode plates and a quartz crystal disposed between the two electrode plates.
根据本发明的另一个实施例，提供了一种终端，其中，包括：触摸屏，处理器；所述触摸屏设置为接收按压操作，并由所述触摸屏中的压力屏产生电信号，其中，所述压力屏由压电材料制成；所述处理器设置为依据所述电信号识别所述按压操作的压力信息。According to another embodiment of the present invention, a terminal is provided, comprising: a touch screen, a processor; the touch screen is configured to receive a pressing operation, and generate an electrical signal by a pressure screen in the touch screen, wherein The pressure screen is made of a piezoelectric material; the processor is arranged to identify pressure information of the pressing operation in accordance with the electrical signal.
在本发明实施例中，所述压力屏包括：网格状分布的检测单元，每个所述检测单元设置为在对触摸屏进行按压操作时，产生所述电信号。In an embodiment of the invention, the pressure screen comprises: grid-shaped distributed detection units, each of the detection units being arranged to generate the electrical signal when a touch operation is performed on the touch screen.
在本发明实施例中，所述检测单元是均匀分布的。In an embodiment of the invention, the detecting units are evenly distributed.
在本发明实施例中，所述检测单元包括：两个电极板以及设置在所述两个电极板之间的石英晶体。In an embodiment of the invention, the detecting unit comprises: two electrode plates and a quartz crystal disposed between the two electrode plates.
根据本发明的又一个实施例，还提供了一种存储介质。该存储介质设置为存储用于执行以下步骤的程序代码：According to still another embodiment of the present invention, a storage medium is also provided. The storage medium is arranged to store program code for performing the following steps:
检测对触摸屏进行按压操作时，由所述触摸屏中的压力屏产生的电信号，其中，所述压力屏由压电材料制成；Detecting an electrical signal generated by a pressure screen in the touch screen when the touch screen is pressed, wherein the pressure screen is made of a piezoelectric material;
依据所述电信号识别所述按压操作的压力信息。The pressure information of the pressing operation is identified based on the electrical signal.
通过本发明，触摸屏中包含由压电材料制成的压力屏，在触摸屏受到按压时，压力屏会依据压力值生成对应的电信号，终端可以依据该电信号识别出挤压的压力值或者压力位置等压力信息。采用上述技术方案，解决了相关技术中压力检测准确性低的问题，通过电信号准确及时的识别出按压操作的压力信息。According to the invention, the touch screen comprises a pressure screen made of piezoelectric material. When the touch screen is pressed, the pressure screen generates a corresponding electrical signal according to the pressure value, and the terminal can identify the pressure value or pressure of the pressing according to the electric signal. Position and other pressure information. By adopting the above technical solution, the problem of low pressure detection accuracy in the related art is solved, and the pressure information of the pressing operation is accurately and timely identified by the electrical signal.
附图说明DRAWINGS
此处所说明的附图用来提供对本发明的进一步理解，构成本申请的一部分，本发明的示意性实施例及其说明用于解释本发明，并不构成对本发明的不当限定。在附图中：The drawings described herein are intended to provide a further understanding of the invention, and are intended to be a part of the invention. In the drawing:
图1是本发明实施例的一种压力的识别方法的移动终端的硬件结构框 图；1 is a hardware structural block of a mobile terminal for identifying a pressure method according to an embodiment of the present invention; Figure
图2是根据本发明实施例的一种压力的识别方法的流程图；2 is a flow chart of a method for identifying a pressure according to an embodiment of the present invention;
图3是根据本发明可选实施例的压力触控屏幕的结构框图；3 is a block diagram showing the structure of a pressure touch screen according to an alternative embodiment of the present invention;
图4是根据本发明可选实施例的压力触控屏幕的详细结构图；4 is a detailed structural diagram of a pressure touch screen according to an alternative embodiment of the present invention;
图5是根据相关技术中的压电效应机理示意图；FIG. 5 is a schematic diagram of a piezoelectric effect mechanism according to the related art; FIG.
图6(a)是根据本发明可选实施例的压力触控装置中的网状结构组成图；6(a) is a diagram showing a composition of a mesh structure in a pressure touch device according to an alternative embodiment of the present invention;
图6(b)是根据本发明可选实施例的压力触控装置中的检测单元的组成图；6(b) is a diagram showing the composition of a detecting unit in a pressure touch device according to an alternative embodiment of the present invention;
图7是根据本发明可选实施例的压力识别方法操作示意图；7 is a schematic view showing the operation of a pressure recognition method according to an alternative embodiment of the present invention;
图8是根据本发明实施例的一种压力的识别装置的结构框图一。FIG. 8 is a block diagram showing the structure of a pressure recognizing apparatus according to an embodiment of the present invention.
具体实施方式detailed description
下文中将参考附图并结合实施例来详细说明本发明。需要说明的是，在不冲突的情况下，本申请中的实施例及实施例中的特征可以相互组合。The invention will be described in detail below with reference to the drawings in conjunction with the embodiments. It should be noted that the embodiments in the present application and the features in the embodiments may be combined with each other without conflict.
需要说明的是，本发明的说明书和权利要求书及上述附图中的术语“第一”、“第二”等是用于区别类似的对象，而不必用于描述特定的顺序或先后次序。It is to be understood that the terms "first", "second" and the like in the specification and claims of the present invention are used to distinguish similar objects, and are not necessarily used to describe a particular order or order.
实施例1Example 1
本申请实施例一所提供的方法实施例可以在移动终端、计算机终端或者类似的运算装置中执行。以运行在移动终端上为例，图1是本发明实施例的一种压力的识别方法的移动终端的硬件结构框图。如图1所示，移动终端10可以包括一个或多个(图中仅示出一个)处理器102(处理器102可以包括但不限于微处理器MCU或可编程逻辑器件FPGA等的处理装置)、用于存储数据的存储器104、以及用于通信功能的传输装置106。本领域普通技术人员可以理解，图1所示的结构仅为示意，其并不对上述电 子装置的结构造成限定。例如，移动终端10还可包括比图1中所示更多或者更少的组件，或者具有与图1所示不同的配置。The method embodiment provided in Embodiment 1 of the present application can be executed in a mobile terminal, a computer terminal or the like. Taking a mobile terminal as an example, FIG. 1 is a hardware structural block diagram of a mobile terminal for identifying a pressure method according to an embodiment of the present invention. As shown in FIG. 1, the mobile terminal 10 may include one or more (only one shown) processor 102 (the processor 102 may include, but is not limited to, a processing device such as a microprocessor MCU or a programmable logic device FPGA). A memory 104 for storing data, and a transmission device 106 for communication functions. It will be understood by those skilled in the art that the structure shown in FIG. 1 is merely illustrative, and the above-mentioned electricity is not The structure of the sub-device is limited. For example, the mobile terminal 10 may also include more or fewer components than those shown in FIG. 1, or have a different configuration than that shown in FIG.
存储器104可设置为存储应用软件的软件程序以及模块，如本发明实施例中的一种压力的识别方法对应的程序指令/模块，处理器102通过运行存储在存储器104内的软件程序以及模块，从而执行各种功能应用以及数据处理，即实现上述的方法。存储器104可包括高速随机存储器，还可包括非易失性存储器，如一个或者多个磁性存储装置、闪存、或者其他非易失性固态存储器。在一些实例中，存储器104可进一步包括相对于处理器102远程设置的存储器，这些远程存储器可以通过网络连接至移动终端10。上述网络的实例包括但不限于互联网、企业内部网、局域网、移动通信网及其组合。The memory 104 can be configured as a software program and a module for storing application software, such as a program instruction/module corresponding to a pressure identification method in the embodiment of the present invention, and the processor 102 runs the software program and module stored in the memory 104. Thereby performing various functional applications and data processing, that is, implementing the above method. Memory 104 may include high speed random access memory, and may also include non-volatile memory such as one or more magnetic storage devices, flash memory, or other non-volatile solid state memory. In some examples, memory 104 may further include memory remotely located relative to processor 102, which may be connected to mobile terminal 10 over a network. Examples of such networks include, but are not limited to, the Internet, intranets, local area networks, mobile communication networks, and combinations thereof.
传输装置106设置为经由一个网络接收或者发送数据。上述的网络具体实例可包括移动终端10的通信供应商提供的无线网络。在一个实例中，传输装置106包括一个网络适配器(Network Interface Controller，NIC)，其可通过基站与其他网络设备相连从而可与互联网进行通讯。在一个实例中，传输装置106可以为射频(Radio Frequency，RF)模块，其用于通过无线方式与互联网进行通讯。Transmission device 106 is arranged to receive or transmit data via a network. The above-described network specific example may include a wireless network provided by a communication provider of the mobile terminal 10. In one example, the transmission device 106 includes a Network Interface Controller (NIC) that can be connected to other network devices through a base station to communicate with the Internet. In one example, the transmission device 106 can be a Radio Frequency (RF) module for communicating with the Internet wirelessly.
在本实施例中提供了一种运行于上述移动终端的压力的识别方法，图2是根据本发明实施例的一种压力的识别方法的流程图，如图2所示，该流程包括如下步骤：In this embodiment, a method for identifying the pressure of the mobile terminal is provided. FIG. 2 is a flowchart of a method for identifying a pressure according to an embodiment of the present invention. As shown in FIG. 2, the process includes the following steps. :
步骤S202，检测对触摸屏进行按压操作时，由该触摸屏中的压力屏产生的电信号，其中，该压力屏由压电材料制成；Step S202, detecting an electrical signal generated by a pressure screen in the touch screen when the touch screen is pressed, wherein the pressure screen is made of a piezoelectric material;
步骤S204，依据该电信号识别该按压操作的压力信息。Step S204, identifying pressure information of the pressing operation according to the electrical signal.
通过上述步骤，检测对触摸屏进行按压操作时，由该触摸屏中的压力屏产生的电信号，其中，该压力屏由压电材料制成；依据该电信号识别该按压操作的压力信息。解决了相关技术中压力检测准确性低的问题，通过电信号准确及时的识别出按压操作的压力信息。需要说明的是，在本实施 例中，记载的是触摸屏中的压力屏，在后续具体实施例中将携带有压力屏的触摸屏直接描述为压力触控屏，压力触控屏既包含相关技术中的触摸屏，显示屏及基带处理模块，也包含本申请文件中设计的压力屏。Through the above steps, an electrical signal generated by the pressure screen in the touch screen when the pressing operation of the touch screen is performed is detected, wherein the pressure screen is made of a piezoelectric material; the pressure information of the pressing operation is identified according to the electrical signal. The invention solves the problem that the pressure detection accuracy is low in the related art, and the pressure information of the pressing operation is accurately and timely identified by the electrical signal. It should be noted that in this implementation In the example, the pressure screen in the touch screen is described. In the following specific embodiments, the touch screen carrying the pressure screen is directly described as a pressure touch screen, and the pressure touch screen includes the touch screen, the display screen and the baseband processing in the related art. The module also contains the pressure screen designed in this application.
可选地，该压力信息包括：该按压操作的压力值和/或按压位置。压力信息也可以描述为压力属性，也可以包括压力时长，当然在本申请文件中，主要是压力屏可以检测出的信息，即压力值，压力位置等。Optionally, the pressure information includes: a pressure value and/or a pressing position of the pressing operation. The pressure information can also be described as a pressure attribute, and may also include a pressure duration. Of course, in the present application, the information mainly detected by the pressure screen, that is, the pressure value, the pressure position, and the like.
可选地，该电信号与该按压操作的压力值为正相关。产生与压力值对应电信号是压电材料的属性，按压的压力越大产生的电信号越强，正因为压力值与电信号的强弱是直接相关的，终端的基带处理模块才可以依据电信号判断出按压操作的压力值。Optionally, the electrical signal is positively correlated with the pressure value of the pressing operation. The electrical signal corresponding to the pressure value is the property of the piezoelectric material. The greater the pressure of the pressing, the stronger the electrical signal is generated. Because the pressure value is directly related to the strength of the electrical signal, the baseband processing module of the terminal can be based on the electricity. The signal determines the pressure value of the pressing operation.
可选地，依据该电信号识别该按压操作的压力信息之后，依据预先存储的对应关系获取与该压力信息对应的任务。在该可选实施例中记载的是记载的是识别出按压操作的压力信息之后的操作，例如，规定一个压力值是轻压和重压的分界线，在轻压的情况下，终端执行的任务是打开按压位置对应的应用。在重压的情况下，终端执行的任务是删除按压位置的应用。Optionally, after the pressure information of the pressing operation is identified according to the electrical signal, the task corresponding to the pressure information is acquired according to the pre-stored correspondence. What is described in this alternative embodiment is the operation after identifying the pressure information of the pressing operation, for example, specifying that a pressure value is a boundary line between light pressure and heavy pressure, and in the case of light pressure, the terminal performs The task is to open the application corresponding to the pressed position. In the case of heavy pressure, the task performed by the terminal is to delete the application of the pressed position.
可选地，该压力屏包括网格状分布的检测单元，每个该检测单元设置为在对触摸屏进行按压操作时，产生该电信号；依据该电信号识别该按压操作的压力信息，包括：将该电信号最强的检测单元所对应的位置作为该按压操作的按压位置。本实施例中的描述的检测电信号最强的检测单元可以是终端获取该网格中各行各列的电信号，终端确定该电信号最强的行和该电信号最强的列的交汇点为按压位置。需要说明的是，在实际的识别按压位置时，可能是识别的一块区域的按压信号很强，并不会具体到一个具体的检测单元。Optionally, the pressure screen includes a grid-shaped distribution detecting unit, each of the detecting units is configured to generate the electrical signal when the touch screen is pressed, and the pressure information of the pressing operation is determined according to the electrical signal, including: The position corresponding to the detection unit having the strongest electric signal is taken as the pressing position of the pressing operation. The detection unit with the strongest detection electric signal described in this embodiment may be that the terminal acquires an electrical signal of each row and column of the grid, and the terminal determines the intersection of the strongest line of the electrical signal and the column with the strongest electrical signal. To press the position. It should be noted that when the actual pressing position is recognized, it may be that the pressing signal of the identified area is strong and does not specifically belong to a specific detecting unit.
可选地，该压电材料包括：石英晶体。当然还可以通过其他的压电材料制作本申请文件中的压力屏，例如有机压电材料中的聚偏氟乙烯等。Optionally, the piezoelectric material comprises: a quartz crystal. It is of course also possible to produce pressure screens in the present application by other piezoelectric materials, such as polyvinylidene fluoride in organic piezoelectric materials.
在本发明的可选实施例中，提供了一种压力触控屏幕(相当于上述实施例中的带有压力屏的触摸屏，在此之外，还包括相关技术中的显示屏和 基带处理模块)。这种压力触控屏幕，其压力触控装置部分(相当于上述实施例中的压力屏)是由压电材料制作成的一个网状结构层。当有按压触控时，按压点由于压电材料形变使得压电材料内部正负离子的矢量和不再为零，继而产生电荷。压电材料的形变量和其产生的电荷量成正比，压力越大，形变量越大，产生的电荷量越多。这些电荷通过网状结构的固有线路传递到电阻器件，进而在电阻器件上产生电压，芯片通过检测网状结构层各个线路末端电阻器件上的电压，即可确定按压的位置，并通过检测到的电压大小判定按压的力度。In an alternative embodiment of the present invention, there is provided a pressure touch screen (corresponding to the touch screen with a pressure screen in the above embodiment, in addition to the display screen in the related art and Baseband processing module). Such a pressure touch screen has a pressure touch device portion (corresponding to the pressure screen in the above embodiment) which is a mesh structure layer made of a piezoelectric material. When there is a touch, the pressing point is deformed by the piezoelectric material, so that the vector sum of the positive and negative ions inside the piezoelectric material is no longer zero, and then the electric charge is generated. The shape variable of a piezoelectric material is proportional to the amount of charge it generates. The greater the pressure, the larger the shape variable and the greater the amount of charge generated. These charges are transmitted to the resistance device through the inherent line of the network structure, thereby generating a voltage on the resistance device. The chip can determine the position of the pressing by detecting the voltage on the resistance device of each line end of the mesh structure layer, and the detected position is detected. The magnitude of the voltage determines the strength of the press.
本发明可选实施例中所示的压力触控屏幕包括压力触控装置、显示屏幕、压力信号处理模块、基带处理模块。其中基带处理模块和相关技术中终端的基带处理模块相同，是终端必不可少的一部分，一般用于各类信号处理。其中显示屏幕和相关技术中终端的显示屏幕相同，用于显示图像信息和实现基本的触摸操作。其中压力触控装置是采用压电材料制作的一个网状结构层，网状结构层各个线路末端设置有电阻器件，用来感知按压点位置以及压力大小。其中压力信号处理模块设置为接收压力触控装置发出的电压信号，并将电压信号进行定位及放大处理，最终将获取的用户交互信息传送给基带处理模块。The pressure touch screen shown in the optional embodiment of the present invention includes a pressure touch device, a display screen, a pressure signal processing module, and a baseband processing module. The baseband processing module is the same as the baseband processing module of the terminal in the related art, and is an indispensable part of the terminal, and is generally used for various types of signal processing. The display screen is the same as the display screen of the terminal in the related art, and is used for displaying image information and implementing basic touch operations. The pressure touch device is a mesh structure layer made of piezoelectric material, and the end of each line of the mesh structure layer is provided with a resistance device for sensing the position of the pressing point and the pressure. The pressure signal processing module is configured to receive the voltage signal sent by the pressure touch device, and perform positioning and amplification processing on the voltage signal, and finally transmit the acquired user interaction information to the baseband processing module.
本发明可选实施例中压力触控装置与压力信号处理模块相连，压力信号处理模块与基带处理模块相连，压力信号处理模块通过对压力触控装置传递的信号进行处理，进而实现触摸位置和按压力度的识别，再将获取的用户交互信息传递给基带处理模块，最终基带处理模块控制将对应信息显示在显示屏幕上或者操纵终端上其他部件，即可实现本发明可选实施例中记载的压力触控作用。In an alternative embodiment of the present invention, the pressure touch device is connected to the pressure signal processing module, the pressure signal processing module is connected to the baseband processing module, and the pressure signal processing module processes the signal transmitted by the pressure touch device to realize touch position and pressing. The identification of the strength, and then the obtained user interaction information is transmitted to the baseband processing module, and finally the baseband processing module controls the corresponding information to be displayed on the display screen or manipulates other components on the terminal, thereby implementing the pressure described in the optional embodiment of the present invention. Touch effect.
执行上述压力触控作用的步骤如下：The steps to perform the above pressure touch function are as follows:
第一步，用户在使用时，首先点亮终端屏幕；In the first step, when the user is in use, the terminal screen is first illuminated;
第二步，用户在手机上进行某一位置进行触摸及按压操作，网状结构层的某些线路将产生电荷，该电荷作用在线路末端的电阻器件上产生电压； In the second step, the user performs a touch and press operation on a position on the mobile phone, and some lines of the mesh structure layer generate a charge, and the charge acts on the resistance device at the end of the line to generate a voltage;
第三步，压力信号处理模块检测压力电压信号并进行定位及放大处理，之后将获取的用户交互信息传送给基带处理模块；In the third step, the pressure signal processing module detects the pressure voltage signal and performs positioning and amplification processing, and then transmits the acquired user interaction information to the baseband processing module;
第四步，基带处理模块根据接收到的信号执行相应的的动作，将对应信息显示在显示屏幕上或者操控终端上其他部件。In the fourth step, the baseband processing module performs a corresponding action according to the received signal, displays the corresponding information on the display screen or manipulates other components on the terminal.
下面结合本申请文件的具体实施例进行详细说明。The detailed description will be made below in conjunction with the specific embodiments of the present application.
图3是根据本发明可选实施例的压力触控屏幕的结构框图，如图3所示，包含压力触控装置，压力信号检测模块，基带处理模块以及显示屏幕，各个模块之间执行以下步骤：压力触控装置被触控及按压后产生电压信号，压力电压信号传送给压力信号处理模块；压力信号处理模块将接收到的电压信号进行定位及放大处理，将获取的用户交互信息传送给基带处理模块；基带处理模块根据压力信号处理模块发出的信号，对应信息显示在显示屏幕上或者操控终端上其他部件。3 is a structural block diagram of a pressure touch screen according to an alternative embodiment of the present invention. As shown in FIG. 3, the pressure touch device, the pressure signal detecting module, the baseband processing module, and the display screen are arranged, and the following steps are performed between the modules. The pressure touch device generates a voltage signal after being touched and pressed, and the pressure voltage signal is transmitted to the pressure signal processing module; the pressure signal processing module performs positioning and amplification processing on the received voltage signal, and transmits the acquired user interaction information to the baseband. Processing module; the baseband processing module displays the corresponding information on the display screen or manipulates other components on the terminal according to the signal sent by the pressure signal processing module.
图4是根据本发明可选实施例的压力触控屏幕的详细结构图，如图4所示，压力触控屏幕中的压力触控装置位于显示屏幕的上方。此压力触控装置是采用压电材料制成的。应用了压电材料所拥有的特殊的压电效应。当某些介质(如石英晶体)沿一定方向上受到外力的作用而变形时，其内部会产生极化现象，同时在它的两个相对表面上出现正负相反的电荷。当外力去掉后，它又会恢复到不带电的状态，这种现象称为正压电效应。同时施加的压力越大，两端的电荷差就越大，产生的电压也就越大。4 is a detailed structural diagram of a pressure touch screen according to an alternative embodiment of the present invention. As shown in FIG. 4, the pressure touch device in the pressure touch screen is located above the display screen. The pressure touch device is made of a piezoelectric material. A special piezoelectric effect possessed by piezoelectric materials is applied. When some medium (such as quartz crystal) is deformed by an external force in a certain direction, polarization occurs inside it, and positive and negative opposite charges appear on its opposite surfaces. When the external force is removed, it will return to the uncharged state. This phenomenon is called the positive piezoelectric effect. The greater the pressure applied at the same time, the greater the difference in charge between the two ends, and the greater the voltage generated.
图5是根据相关技术中的压电效应机理示意图，如图5所示，C中的模型，当晶体上下受力时，在晶体左右两端产生电荷，本发明可选实施例将采用C中的模型，通过检测晶体两端的电荷来确定按压的位置以及力度。5 is a schematic diagram of a piezoelectric effect mechanism according to the related art. As shown in FIG. 5, the model in C generates charges at the left and right ends of the crystal when the crystal is subjected to a force on the upper and lower sides, and an alternative embodiment of the present invention will employ C. The model determines the position and strength of the press by detecting the charge across the crystal.
图6(a)是根据本发明可选实施例的压力触控装置中的网状结构组成图，如图6(a)所示，展示了网状结构层组成图，例如当图6(a)中标号为1A晶体受到压力时，在晶体的两个极板上产生电荷，在线路1和线路A的电阻器件上能够检测到电压。反之，当线路2和线路D的电阻器件上检测到电压时，可以确定是2D晶体受到压力，可以定位受压位置， 并通过电压大小可以确定压力大小。图6(b)是根据本发明可选实施例的压力触控装置中的检测单元的组成图，如图6(b)所示，检测单元就是图6(a)中的晶体，每个检测单元由两块电极板和夹在电极板之间的石英晶体组成。6(a) is a diagram showing the composition of a mesh structure in a pressure touch device according to an alternative embodiment of the present invention, as shown in FIG. 6(a), showing a composition diagram of a mesh structure layer, for example, when FIG. 6 (a) When the crystal is labeled as 1A, a charge is generated on the two plates of the crystal, and a voltage can be detected on the resistance devices of the line 1 and the line A. Conversely, when a voltage is detected on the resistance devices of line 2 and line D, it can be determined that the 2D crystal is under pressure and the pressure position can be located. The magnitude of the pressure can be determined by the magnitude of the voltage. 6(b) is a composition diagram of a detecting unit in a pressure touch device according to an alternative embodiment of the present invention. As shown in FIG. 6(b), the detecting unit is the crystal in FIG. 6(a), and each detecting is performed. The unit consists of two electrode plates and a quartz crystal sandwiched between the electrode plates.
当手指触摸或者按压时，可能对应多个检测单元都会产生电荷，此时只要通过简单的算法处理，从产生电荷的线路中，选出位于中间位置且电荷量最大的线路，即可确认受压位置和按压力度。When a finger touches or presses, it may generate a charge corresponding to a plurality of detecting units. At this time, by simple algorithm processing, a line located at the intermediate position and having the largest amount of charge is selected from the line generating the electric charge, and the pressure is confirmed. Position and pressure.
下面通过一个具体的例子说明压力触控屏幕的工作方式，终端以手机为例，图7是根据本发明可选实施例的压力识别方法操作示意图，如图7所示，3张图展示了手指对压力触控装置按压时的流程，首先，用户在使用时，首先点亮终端屏幕，无按压操作之前，压力触控装置表现为不带电的状态，当有按压操作的时候，由于压力触控装置的压电效应，使得按压点处的压电材料发生形变，两端产生电压，且电压大小和压力成正比。The following is a specific example to illustrate the working mode of the pressure touch screen. The terminal uses a mobile phone as an example. FIG. 7 is a schematic diagram of the operation of the pressure recognition method according to an alternative embodiment of the present invention. As shown in FIG. 7, three pictures show the finger. When the pressure touch device is pressed, firstly, when the user is in use, the terminal screen is first illuminated. Before the pressing operation, the pressure touch device appears to be in an uncharged state. When there is a pressing operation, due to the pressure touch The piezoelectric effect of the device causes the piezoelectric material at the pressing point to be deformed, and a voltage is generated at both ends, and the magnitude of the voltage is proportional to the pressure.
压力信号处理模块通过对电荷经过网状结构层各个线路末端电阻器件时产生的电压信号进行检测和放大处理，可以获取触摸位置坐标及按压压力大小，即获取用户的交互信息，并将该信息发送给基带模块，基带模块接收到压力信号处理模块传送的信号后做出相应的动作，即将对应的信息显示在在显示屏幕上或者操纵终端上的其他部件。The pressure signal processing module can detect and enlarge the voltage signal generated when the electric charge passes through the resistance device of each line end of the mesh structure layer, and can acquire the touch position coordinate and the pressing pressure, that is, obtain the interaction information of the user, and send the information. To the baseband module, the baseband module receives the signal transmitted by the pressure signal processing module and then performs a corresponding action, that is, the corresponding information is displayed on the display screen or other components on the manipulation terminal.
需要补充的是，在本申请文件中记载的压力触控装置可以单独使用，同时实现触摸和按压功能，也可以和现有的触摸屏配合使用，采用现有的触摸屏进行按压位置检测，本申请文件中的压力触控装置只检测按压力度。It should be added that the pressure touch device described in the present application can be used alone, and at the same time, the touch and press functions can be realized, and can also be used together with the existing touch screen, and the existing touch screen is used for the detection of the pressing position. The pressure touch device in the middle only detects the pressing force.
在以上记载的技术方案中，采用相关技术中的压电材料，借助材料本身既有特性，以及成熟的应用技术，降低了设备复杂度和技术难度。采用本申请文件中的技术方案，具有以下技术效果：In the technical solution described above, the piezoelectric material in the related art is used, and the complexity and technical difficulty of the device are reduced by the existing characteristics of the material and the mature application technology. The technical solution in the present application file has the following technical effects:
1.使用相关技术中的压电材料以及成熟的应用技术，容易实现，成本低；1. Using piezoelectric materials in related technologies and mature application technology, it is easy to implement and low in cost;
2.压力触控装置为一层网状结构，均匀放置在显示屏幕的上方，和相 关技术中的压力传感器检测相比，各个区域的压力感知效果更加均匀；2. The pressure touch device is a layer of mesh structure, evenly placed above the display screen, and phase Compared with the pressure sensor detection in the technology, the pressure sensing effect in each area is more uniform;
3.压力触控装置本身结构简单，可以跟显示屏幕一体化，降低了终端复杂度。3. The pressure touch device itself has a simple structure and can be integrated with the display screen, thereby reducing the complexity of the terminal.
通过以上的实施方式的描述，本领域的技术人员可以清楚地了解到根据上述实施例的方法可借助软件加必需的通用硬件平台的方式来实现，当然也可以通过硬件，但很多情况下前者是更佳的实施方式。基于这样的理解，本发明的技术方案本质上或者说对现有技术做出贡献的部分可以以软件产品的形式体现出来，该计算机软件产品存储在一个存储介质(如ROM/RAM、磁碟、光盘)中，包括若干指令用以使得一台终端设备(可以是手机，计算机，服务器，或者网络设备等)执行本发明各个实施例该的方法。Through the description of the above embodiments, those skilled in the art can clearly understand that the method according to the above embodiment can be implemented by means of software plus a necessary general hardware platform, and of course, by hardware, but in many cases, the former is A better implementation. Based on such understanding, the technical solution of the present invention, which is essential or contributes to the prior art, may be embodied in the form of a software product stored in a storage medium (such as ROM/RAM, disk, The optical disc includes a number of instructions for causing a terminal device (which may be a mobile phone, a computer, a server, or a network device, etc.) to perform the method of various embodiments of the present invention.
实施例2Example 2
在本实施例中还提供了一种压力的识别装置，应用于终端，该装置设置为实现上述实施例及优选实施方式，已经进行过说明的不再赘述。如以下所使用的，术语“模块”可以实现预定功能的软件和/或硬件的组合。尽管以下实施例所描述的装置较佳地以软件来实现，但是硬件，或者软件和硬件的组合的实现也是可能并被构想的。In the present embodiment, a pressure identification device is also provided, which is applied to the terminal, and the device is configured to implement the above-described embodiments and preferred embodiments, and the description thereof has been omitted. As used below, the term "module" may implement a combination of software and/or hardware of a predetermined function. Although the apparatus described in the following embodiments is preferably implemented in software, hardware, or a combination of software and hardware, is also possible and contemplated.
图8是根据本发明实施例的一种压力的识别装置的结构框图一，如图8所示，该装置包括：FIG. 8 is a structural block diagram 1 of a pressure recognition apparatus according to an embodiment of the present invention. As shown in FIG. 8, the apparatus includes:
检测模块82，设置为检测对触摸屏进行按压操作时，由该触摸屏中的压力屏产生的电信号，其中，该压力屏由压电材料制成；The detecting module 82 is configured to detect an electrical signal generated by the pressure screen in the touch screen when the touch screen is pressed, wherein the pressure screen is made of a piezoelectric material;
识别模块84，连接到检测模块82，设置为依据该电信号识别该按压操作的压力信息。The identification module 84 is coupled to the detection module 82 and configured to identify pressure information of the pressing operation based on the electrical signal.
可选地，该压力信息包括：该按压操作的压力值和/或按压位置。可选地，该电信号与该按压操作的压力值为正相关。可选地，该识别模块84还设置为在依据该电信号识别该按压操作的压力信息之后，依据预先存储的对应关系获取与该压力信息对应的任务。可选地，该压电材料包括：石 英晶体。Optionally, the pressure information includes: a pressure value and/or a pressing position of the pressing operation. Optionally, the electrical signal is positively correlated with the pressure value of the pressing operation. Optionally, the identification module 84 is further configured to acquire a task corresponding to the pressure information according to the pre-stored correspondence relationship after the pressure information of the pressing operation is identified according to the electrical signal. Optionally, the piezoelectric material comprises: stone English crystal.
需要说明的是，上述各个模块是可以通过软件或硬件来实现的，对于后者，可以通过以下方式实现，但不限于此：上述模块均位于同一处理器中；或者，上述各个模块以任意组合的形式分别位于不同的处理器中。It should be noted that each of the above modules may be implemented by software or hardware. For the latter, the foregoing may be implemented by, but not limited to, the foregoing modules are all located in the same processor; or, the above modules are in any combination. The forms are located in different processors.
实施例3Example 3
根据本发明的另一个实施例，提供了一种触摸屏，包括：压力屏和显示屏；其中，该压力屏由压电材料组成，设置为在检测到按压操作时产生电信号。需要说明的是，该申请文件中的压力屏，设置于显示屏上方，绕过显示屏与主板连接，在相关技术中的触摸屏绕过显示屏与主板连接，本申请文件中的压力屏与主板的连接方式可以采用相关技术的连接方式。In accordance with another embodiment of the present invention, a touch screen is provided comprising: a pressure screen and a display screen; wherein the pressure screen is comprised of a piezoelectric material configured to generate an electrical signal upon detection of a pressing operation. It should be noted that the pressure screen in the application file is disposed above the display screen and bypasses the display screen to be connected with the main board. In the related art, the touch screen bypasses the display screen and is connected with the main board. The pressure screen and the main board in the present application file The connection method can be connected by related technologies.
可选地，该压力屏包括：网格状分布的检测单元，每个该检测单元设置为在对触摸屏进行按压操作时，产生该电信号。可选地，该检测单元是均匀分布的。可选地，该检测单元包括：两个电极板以及设置在该两个电极板之间的石英晶体。Optionally, the pressure screen comprises: grid-shaped detection units, each of the detection units being arranged to generate the electrical signal when the touch screen is pressed. Optionally, the detection unit is evenly distributed. Optionally, the detecting unit comprises: two electrode plates and a quartz crystal disposed between the two electrode plates.
实施例4Example 4
根据本发明的另一个实施例，提供了一种终端，其中，包括：触摸屏，处理器；该触摸屏设置为接收按压操作，并由该触摸屏中的压力屏产生电信号，其中，该压力屏由压电材料制成；该处理器设置为依据该电信号识别该按压操作的压力信息。可选地，该压力屏包括：网格状分布的检测单元，每个该检测单元设置为在对触摸屏进行按压操作时，产生该电信号。可选地，该检测单元是均匀分布的。可选地，该检测单元包括：两个电极板以及设置在该两个电极板之间的石英晶体。According to another embodiment of the present invention, a terminal is provided, comprising: a touch screen, a processor; the touch screen is configured to receive a pressing operation, and generate an electrical signal by a pressure screen in the touch screen, wherein the pressure screen is Made of a piezoelectric material; the processor is configured to identify pressure information of the pressing operation based on the electrical signal. Optionally, the pressure screen comprises: grid-shaped detection units, each of the detection units being arranged to generate the electrical signal when the touch screen is pressed. Optionally, the detection unit is evenly distributed. Optionally, the detecting unit comprises: two electrode plates and a quartz crystal disposed between the two electrode plates.
实施例5Example 5
本发明的实施例还提供了一种存储介质。可选地，在本实施例中，上述存储介质可以被设置为存储用于执行以下步骤的程序代码：Embodiments of the present invention also provide a storage medium. Optionally, in the embodiment, the foregoing storage medium may be configured to store program code for performing the following steps:
S1，检测对触摸屏进行按压操作时，由该触摸屏中的压力屏产生的电信号，其中，该压力屏由压电材料制成； S1, detecting an electrical signal generated by a pressure screen in the touch screen when the touch screen is pressed, wherein the pressure screen is made of a piezoelectric material;
S2，依据该电信号识别该按压操作的压力信息。S2, the pressure information of the pressing operation is identified according to the electrical signal.
可选地，在本实施例中，上述存储介质可以包括但不限于：U盘、只读存储器(ROM，Read-Only Memory)、随机存取存储器(RAM，Random Access Memory)、移动硬盘、磁碟或者光盘等各种可以存储程序代码的介质。Optionally, in this embodiment, the foregoing storage medium may include, but not limited to, a USB flash drive, a Read-Only Memory (ROM), a Random Access Memory (RAM), a mobile hard disk, and a magnetic memory. A variety of media that can store program code, such as a disc or a disc.
可选地，在本实施例中，处理器根据存储介质中已存储的程序代码执行上述实施例中记载的方法步骤。Optionally, in this embodiment, the processor executes the method steps described in the foregoing embodiments according to the stored program code in the storage medium.
可选地，本实施例中的具体示例可以参考上述实施例及可选实施方式中所描述的示例，本实施例在此不再赘述。For example, the specific examples in this embodiment may refer to the examples described in the foregoing embodiments and the optional embodiments, and details are not described herein again.
显然，本领域的技术人员应该明白，上述的本发明的各模块或各步骤可以用通用的计算装置来实现，它们可以集中在单个的计算装置上，或者分布在多个计算装置所组成的网络上，可选地，它们可以用计算装置可执行的程序代码来实现，从而，可以将它们存储在存储装置中由计算装置来执行，并且在某些情况下，可以以不同于此处的顺序执行所示出或描述的步骤，或者将它们分别制作成各个集成电路模块，或者将它们中的多个模块或步骤制作成单个集成电路模块来实现。这样，本发明不限制于任何特定的硬件和软件结合。It will be apparent to those skilled in the art that the various modules or steps of the present invention described above can be implemented by a general-purpose computing device that can be centralized on a single computing device or distributed across a network of multiple computing devices. Alternatively, they may be implemented by program code executable by the computing device such that they may be stored in the storage device by the computing device and, in some cases, may be different from the order herein. The steps shown or described are performed, or they are separately fabricated into individual integrated circuit modules, or a plurality of modules or steps thereof are fabricated as a single integrated circuit module. Thus, the invention is not limited to any specific combination of hardware and software.
以上所述仅为本发明的优选实施例而已，并不用于限制本发明，对于本领域的技术人员来说，本发明可以有各种更改和变化。凡在本发明的精神和原则之内，所作的任何修改、等同替换、改进等，均应包含在本发明的保护范围之内。The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes can be made to the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and scope of the present invention are intended to be included within the scope of the present invention.
工业实用性Industrial applicability
本发明实施例提供的上述技术方案可以应用在设备的触摸屏中，触摸屏中包含由压电材料制成的压力屏，在触摸屏受到按压时，压力屏会依据压力值生成对应的电信号，终端可以依据该电信号识别出挤压的压力值或者压力位置等压力信息。采用上述技术方案，解决了相关技术中压力检测 准确性低的问题，通过电信号准确及时的识别出按压操作的压力信息。 The above technical solution provided by the embodiment of the present invention can be applied to a touch screen of a device. The touch screen includes a pressure screen made of a piezoelectric material. When the touch screen is pressed, the pressure screen generates a corresponding electrical signal according to the pressure value, and the terminal can Based on the electrical signal, pressure information such as the pressure value of the squeeze or the pressure position is recognized. Using the above technical solution, the pressure detection in the related art is solved The problem of low accuracy is to accurately and timely identify the pressure information of the pressing operation through the electrical signal.

Claims (19)

  1. 一种压力的识别方法，包括：A method of identifying pressure, including:
    检测对触摸屏进行按压操作时，由所述触摸屏中的压力屏产生的电信号，其中，所述压力屏由压电材料制成；Detecting an electrical signal generated by a pressure screen in the touch screen when the touch screen is pressed, wherein the pressure screen is made of a piezoelectric material;
    依据所述电信号识别所述按压操作的压力信息。The pressure information of the pressing operation is identified based on the electrical signal.
  2. 根据权利要求1所述的方法，其中，所述压力信息包括：The method of claim 1 wherein said pressure information comprises:
    所述按压操作的压力值和/或按压位置。The pressure value and/or the pressing position of the pressing operation.
  3. 根据权利要求2所述的方法，其中，所述电信号与所述按压操作的压力值为正相关。The method of claim 2 wherein said electrical signal is positively correlated with a pressure value of said pressing operation.
  4. 根据权利要求1所述的方法，其中，依据所述电信号识别所述按压操作的压力信息之后，所述方法还包括：The method of claim 1, wherein after the pressure information of the pressing operation is identified based on the electrical signal, the method further comprises:
    依据预先存储的对应关系获取与所述压力信息对应的任务。Obtaining a task corresponding to the pressure information according to a pre-stored correspondence.
  5. 根据权利要求1所述的方法，其中，所述压力屏包括网格状分布的检测单元，每个所述检测单元设置为在对触摸屏进行按压操作时，产生所述电信号；依据所述电信号识别所述按压操作的压力信息，包括：The method according to claim 1, wherein said pressure screen comprises a grid-like distribution detecting unit, each of said detecting units being arranged to generate said electrical signal when a pressing operation is performed on said touch screen; The signal identifies pressure information of the pressing operation, including:
    将所述电信号最强的检测单元所对应的位置作为所述按压操作的按压位置。A position corresponding to the detection unit having the strongest electric signal is used as a pressing position of the pressing operation.
  6. 根据权利要求1至5中任一项所述的方法，其中，所述压电材料包括：石英晶体。The method according to any one of claims 1 to 5, wherein the piezoelectric material comprises: a quartz crystal.
  7. 一种压力的识别装置，应用于终端，包括：A pressure identification device is applied to a terminal, including:
    检测模块，设置为检测对触摸屏进行按压操作时，由所述触摸屏中的压力屏产生的电信号，其中，所述压力屏由压电材料制成；a detecting module configured to detect an electrical signal generated by the pressure screen in the touch screen when the pressing operation of the touch screen is performed, wherein the pressure screen is made of a piezoelectric material;
    识别模块，设置为依据所述电信号识别所述按压操作的压力信息。 The identification module is configured to identify pressure information of the pressing operation based on the electrical signal.
  8. 根据权利要求7所述的装置，其中，所述压力信息包括：The apparatus of claim 7 wherein said pressure information comprises:
    所述按压操作的压力值和/或按压位置。The pressure value and/or the pressing position of the pressing operation.
  9. 根据权利要求8所述的装置，其中，所述电信号与所述按压操作的压力值为正相关。The apparatus of claim 8 wherein said electrical signal is positively correlated with a pressure value of said pressing operation.
  10. 根据权利要求7所述的装置，其中，所述识别模块还设置于在依据所述电信号识别所述按压操作的压力信息之后，依据预先存储的对应关系获取与所述压力信息对应的任务。The apparatus according to claim 7, wherein the identification module is further configured to acquire a task corresponding to the pressure information according to a pre-stored correspondence relationship after the pressure information of the pressing operation is identified according to the electrical signal.
  11. 根据权利要求7至10中任一项所述的装置，其中，所述压电材料包括：石英晶体。The device according to any one of claims 7 to 10, wherein the piezoelectric material comprises: a quartz crystal.
  12. 一种触摸屏，包括：压力屏和显示屏；A touch screen includes: a pressure screen and a display screen;
    其中，所述压力屏由压电材料组成，设置为在检测到按压操作时产生电信号。Wherein the pressure screen is composed of a piezoelectric material and is arranged to generate an electrical signal when a pressing operation is detected.
  13. 根据权利要求12所述的触摸屏，其中，所述压力屏包括：网格状分布的检测单元，每个所述检测单元设置为在对触摸屏进行按压操作时，产生所述电信号。The touch screen according to claim 12, wherein the pressure screen comprises: grid-shaped distributed detecting units, each of the detecting units being arranged to generate the electrical signal when a touch operation is performed on the touch screen.
  14. 根据权利要求13所述的触摸屏，其中，所述检测单元是均匀分布的。The touch screen of claim 13, wherein the detecting units are evenly distributed.
  15. 根据权利要求13所述的触摸屏，其中，所述检测单元包括：两个电极板以及设置在所述两个电极板之间的石英晶体。The touch screen according to claim 13, wherein the detecting unit comprises: two electrode plates and a quartz crystal disposed between the two electrode plates.
  16. 一种终端，包括：触摸屏，处理器；A terminal includes: a touch screen, a processor;
    所述触摸屏设置为接收按压操作，并由所述触摸屏中的压力屏产生电信号，其中，所述压力屏由压电材料制成；The touch screen is configured to receive a pressing operation and generate an electrical signal by a pressure screen in the touch screen, wherein the pressure screen is made of a piezoelectric material;
    所述处理器设置为依据所述电信号识别所述按压操作的压力信息。 The processor is configured to identify pressure information of the pressing operation in accordance with the electrical signal.
  17. 根据权利要求16所述的终端，其中，所述压力屏包括：网格状分布的检测单元，每个所述检测单元用于在对触摸屏进行按压操作时，产生所述电信号。The terminal according to claim 16, wherein the pressure screen comprises: grid-shaped distributed detecting units, each of the detecting units for generating the electrical signal when a touch operation is performed on the touch screen.
  18. 根据权利要求17所述的终端，其中，所述检测单元是均匀分布的。The terminal of claim 17, wherein the detecting units are evenly distributed.
  19. 根据权利要求17所述的终端，其中，所述检测单元包括：两个电极板以及设置在所述两个电极板之间的石英晶体。 The terminal according to claim 17, wherein the detecting unit comprises: two electrode plates and a quartz crystal disposed between the two electrode plates.
PCT/CN2016/104373 2016-07-20 2016-11-02 Pressure identification method and apparatus, touch screen and terminal WO2018014463A1 (en)

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