WO2018040675A1 - 一种触控显示面板及显示装置 - Google Patents
一种触控显示面板及显示装置 Download PDFInfo
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- WO2018040675A1 WO2018040675A1 PCT/CN2017/088941 CN2017088941W WO2018040675A1 WO 2018040675 A1 WO2018040675 A1 WO 2018040675A1 CN 2017088941 W CN2017088941 W CN 2017088941W WO 2018040675 A1 WO2018040675 A1 WO 2018040675A1
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- touch display
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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
- G06F3/0416—Control or interface arrangements specially adapted for digitisers
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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
- G06F3/016—Input arrangements with force or tactile feedback as computer generated output to the user
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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
- G06F3/0412—Digitisers structurally integrated in a display
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/40—OLEDs integrated with touch screens
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04103—Manufacturing, i.e. details related to manufacturing processes specially suited for touch sensitive devices
Definitions
- the present disclosure relates to the field of touch control technologies, and in particular, to a touch display panel and a display device.
- touch display technology especially the emergence of wearable devices such as smart watches and smart bracelets, a better user experience can be attractive to users.
- the existing touch display device generally does not provide feedback to the user's finger. Therefore, at the time of the touch operation, the user feels that his/her finger is sliding on a smooth surface without a real touch.
- Embodiments of the present disclosure provide a touch display panel and a display device that seek to provide a better user experience to a user.
- a touch display panel includes: a touch display module having a light exit surface, the touch display module being operable to display an image and identify via the light exit surface Touching a touch location of the object on the displayed image; a plurality of touch feedback electrodes arranged in an array on the light exit surface, each of the plurality of touch feedback electrodes operable to be responsive to being applied thereto a drive signal vibrates to provide touch feedback to the touch object; and a first controller operatively coupled to the touch display module and the plurality of touch feedback electrodes, the first controller being configured And generating, in response to the recognition of the touch location by the touch display module, the driving signal is provided to at least one of the plurality of touch feedback electrodes corresponding to the identified touch position.
- the touch display panel further includes a second controller configured to determine a texture level of the displayed image at the touch location.
- the first controller is further configured to generate the drive signal based on the determined texture level such that an amplitude of the drive signal reflects the determined texture level.
- the first controller includes a micro control unit, an output unit, and a switch network coupled between the output unit and the plurality of touch feedback electrodes.
- the micro control unit is configured to a) determine the magnitude of the drive signal based on the determined texture level and generate a first control signal indicative of the determined amplitude, and b) generate an instruction based on the identified touch location
- a network couples the output unit to a second control signal of the at least one touch feedback electrode corresponding to the touch location.
- the output unit is operative to generate the drive signal having the determined amplitude based on the first control signal.
- the switch network is operative to couple the output unit to the at least one touch feedback electrode corresponding to the touch location in accordance with the second control signal.
- the output unit includes a multi-resonance module, an amplification module, a boost module, and an adjustment module.
- the multi-resonant array module is operable to generate a pulse signal.
- the amplification module is connected to the multi-resonance module and the boost module, and is operable to amplify a pulse signal generated by the multi-resonance module and output the amplified pulse signal to the boost module.
- the boosting module is connected to the adjustment module and the switch network, and is operable to increase an amplitude of a pulse signal amplified by the amplification module, and supply the boosted pulse signal as the drive signal to the Switch network.
- the adjustment module is coupled to the micro control unit and is operative to adjust an amplitude of a pulse signal output by the boost module based on the first control signal from the micro control unit.
- the multi-resonant array includes a first transistor, a second transistor, a first capacitor, a second capacitor, a first resistor, a second resistor, a third resistor, and a fourth resistor.
- a first end of the first resistor, a first end of the second resistor, a first end of the third resistor, and a first end of the fourth resistor are coupled.
- the first capacitor has a first end connected to the second end of the first resistor and a first end of the first transistor and a second end connected to the second end of the second resistor and the control electrode of the second transistor.
- the second capacitor has a first end connected to the second end of the third resistor and a control electrode of the first transistor and a second end connected to the second end of the fourth resistor and the first electrode of the second transistor.
- the second electrode of the first transistor and the second electrode of the second transistor are grounded.
- the amplification module includes a fifth resistor, a third transistor, and a fourth transistor.
- a first end of the fifth resistor is coupled to the second end of the second capacitor.
- a second end of the fifth resistor is coupled to the control electrode of the third transistor.
- a second electrode of the third transistor is coupled to the control electrode of the fourth transistor.
- a first electrode of the fourth transistor is coupled to the first electrode of the third transistor. The second electrode of the fourth transistor is grounded.
- the boost module includes a step-up transformer and a third capacitor.
- First A first end of the triple capacitor is coupled to the first end of the primary winding of the step-up transformer.
- the second end of the third capacitor is grounded.
- a second end of the primary winding of the step-up transformer is coupled to the first electrodes of the third transistor and the fourth transistor.
- the adjustment module includes a digital variable resistor having a first end coupled to the first end of the fourth resistor and a second end coupled to the first end of the third capacitor.
- the plurality of touch feedback electrodes are made of a substantially transparent piezoelectric material having an inverse piezoelectric effect.
- the touch display module includes a substrate and a first electrode layer, an organic light emitting layer, and a second electrode layer sequentially formed on the substrate.
- the touch display module further includes an enhancement layer operable to emit light under an electric field to enhance brightness of the displayed image.
- the enhancement layer comprises ZnS.
- the enhancement layer is disposed on the second electrode layer.
- the enhancement layer is disposed under the second electrode layer.
- the touch display module further includes a photosensitive material layer disposed between the organic light emitting layer and the second electrode layer and electrically connected to the reinforcing layer.
- the layer of photosensitive material is operable to establish the electric field that causes the enhancement layer to emit light in response to light emitted by the organic light-emitting layer.
- the touch display module has a type selected from the group consisting of Add-On, In-Cell, On-Cell, and OGS.
- a display device including the touch display panel as described above is provided.
- FIG. 1 schematically illustrates a cross-sectional view of a touch display panel according to an embodiment of the present disclosure
- FIG. 2 is a view schematically showing the operation of the touch display panel of FIG. 1;
- Figure 3 schematically shows a circuit diagram of the output unit of Figure 2;
- FIG. 4 schematically illustrates a cross-sectional view of a touch display panel according to another embodiment of the present disclosure.
- first, second, third, etc. may be used herein to describe various elements, components, regions, layers and/ Some should not be limited by these terms. These terms are only used to distinguish one element, component, region, layer Thus, a first element, component, region, layer, or section, which is discussed below, may be referred to as a second element, component, region, layer or section without departing from the teachings of the invention.
- under and under can encompass both the ⁇ RTIgt; Terms such as “before” or “before” and “after” or “following” may be used, for example, to indicate the order in which light passes through the elements.
- the device can be oriented in other ways (rotated 90 degrees or in other orientations) and the spatially relative descriptors used herein interpreted accordingly.
- a layer is referred to as “between two layers,” it may be a single layer between the two layers, or one or more intermediate layers may be present.
- any arrangement of devices used to implement the same functionality herein is effectively “associated” such that the desired functionality is implemented.
- any two devices herein combined to achieve a particular functionality can be seen as “associated” with each other such that the desired functionality is implemented, regardless of the architecture or intermediate device.
- any two devices so associated can also be seen as “operably connected” or “operably coupled” to each other to achieve the desired functionality.
- FIG. 1 schematically illustrates a cross-sectional view of a touch display panel 10 in accordance with an embodiment of the present disclosure.
- the touch display panel 10 includes a touch display module 1 , a plurality of touch feedback electrodes 22 , and a first controller 3 .
- the touch display module 1 has a light exit surface S.
- the touch display module 1 is operable to display an image via the light exit surface S and to identify a touch location on the displayed image of the touch object (not shown in FIG. 1).
- the touch display module 1 displays an image by means of an organic light emitting diode (OLED).
- the touch display module 1 includes a substrate 11 , an insulating layer 12 , a first electrode layer 14 , an organic light emitting layer 15 , and a second electrode layer 16 .
- the insulating layer 12, the first electrode layer 14, the light emitting layer 15, and the second electrode layer 16 are sequentially formed on the substrate 11.
- the first electrode layer 14 can be an anode layer and the second electrode layer 16 can be a cathode layer.
- the first electrode layer 14 can be a cathode layer and the second electrode layer can be an anode layer.
- the touch display panel 10 is not limited to an OLED type touch display panel, and in other embodiments the touch display panel 10 may be an LCD type or any other type of touch display panel.
- the touch display module 1 further includes a plurality of post spacers 13 and a sensing sensing layer 20.
- the cover 21 is disposed opposite to the substrate 11 of the touch display module 1.
- the cover plate 21 may be made of a transparent material such as transparent resin or glass.
- a plurality of isolation columns 13 protrude from the insulating layer 12 to support the cover plate 21.
- the touch sensitive layer 20 typically includes a plurality of touch drive electrodes and a plurality of touch sense electrodes that are interdigitated and insulated from the touch drive electrodes, wherein the intersections form a capacitor that operates as a touch sensor.
- These touch sensors can operate as self-capacitance sensors or mutual capacitance sensors. It will be understood that the touch display module 1 is not limited by the specific implementation shown. By way of example and not limitation, the touch display module 1 can be implemented in the form of Add-On, In-Cell, On-Cell or OGS (One Glass Solution).
- the plurality of touch feedback electrodes 22 are arranged in an array on the light exit surface S of the touch display module 1 .
- Each of the plurality of touch feedback electrodes 22 is operable to vibrate in response to a drive signal applied thereto to provide touch feedback to the touch object.
- the plurality of touch feedback electrodes 22 can be made of a substantially transparent piezoelectric material having an inverse piezoelectric effect.
- piezoelectric materials include, but are not limited to, lead zirconate titanate ceramic (PLZT).
- PZT lead zirconate titanate ceramic
- substantially transparent is intended herein to encompass “partially transparent.” In this sense, “translucent” can be considered as “base.” It is transparent.”
- the first controller 3 is located in the non-display area of the touch display module 1.
- the first controller 3 is operatively coupled to the touch display module 1 and the plurality of touch feedback electrodes 22.
- the first controller 3 is configured to generate and provide a driving signal to at least one of the plurality of touch feedback electrodes 22 corresponding to the identified touch position in response to the recognition of the touch position by the touch display module 1 .
- the user can obtain an enhanced experience when performing a touch operation using a touch object such as a finger or a stylus, even if the touch display panel 10 has a smooth surface (eg, the upper surface of the cover 21) ).
- FIG. 2 schematically shows the operation of the touch display panel 10 of FIG.
- the first controller 3 applies a drive in the form of a pulse signal to the touch feedback electrode 22 corresponding to the touch position.
- the pulse signal can have an amplitude in the range of 100-180V. It will be understood that although only one touch feedback electrode 22 is shown in FIG. 2, depending on the size of each touch feedback electrode 22 and the area of the portion of the touch object that is in contact with the cover 21 at the touch position, a single touch The location may correspond to one or more touch feedback electrodes 22.
- a further enhanced operational experience may be provided by taking into account the texture level of the image displayed by the touch display module 1 at the touch location.
- a second controller 4 is provided for image processing of the currently displayed image in order to determine the texture level of the displayed image at the touch location.
- the first controller 3 is further configured to generate a drive signal based on the determined texture level such that the amplitude of the drive signal reflects the determined texture level. The higher the texture level, the greater the amplitude of the drive signal, and thus the more intense the vibration of the touch feedback electrode. In this way, vibration feedback matching the texture level can be provided, providing a further enhanced user experience.
- the texture level can typically be indicated by edge strength, and accordingly the image processing performed by the second controller 4 can include edge detection such as, for example, Canny edge detection.
- the second controller 4 may perform edge detection on one or more image blocks at the touch location and transmit the determined texture level to the first controller 3.
- the second controller 4 can be a control chip of the touch display module 1 and thus can also identify the touch location (via the touch sensing layer 20) and send it to the first controller 3.
- the first controller 3 includes a micro control unit 32 and an output unit. 33 and a switching network 31 coupled between the output unit 33 and the plurality of touch feedback electrodes 22.
- the first controller 3 may also include a power source 34 for powering the micro control unit 32, the output unit 33, and the switch network 31.
- the micro control unit 32 is configured to determine an amplitude of a drive signal to be applied to the at least one touch feedback electrode 22 corresponding to the touch position and generate a first control signal indicative of the determined amplitude based on the texture level determined by the second controller 4 .
- the micro control unit 32 is also configured to, based on the touch location identified by the second controller 4, instruct the switch network 31 to couple the output unit 33 to a second control signal corresponding to the at least one touch feedback electrode 22 of the touch location.
- the output unit 33 is operable to generate a drive signal having the determined amplitude based on the first control signal. The details of the output unit 33 will be described later.
- the switch network 31 is operable to couple the output unit 33 to at least one touch feedback electrode 22 corresponding to the touch location in accordance with the second control signal.
- the switch network 31 can be a configurable data crossbar that can be configured to couple the output unit 33 to any of the plurality of touch feedback electrodes 22.
- the first controller 3 and the second controller 4 can be implemented in a number of ways, such as with dedicated hardware, to perform the various functions discussed herein.
- a "processor” is an example of a controller that employs one or more microprocessors that can be programmed using software (eg, microcode) to perform the various functions discussed herein.
- the controller can be implemented with or without a processor, and can also be implemented as dedicated hardware that performs some functions and a processor that performs other functions (eg, one or more programmed microprocessors and associated circuits) )The combination.
- Examples of controller components that may be employed in various embodiments of the present disclosure include, but are not limited to, conventional microprocessors, application specific integrated circuits (ASICs), and field programmable gate arrays (FPGAs). It will be understood that the first controller 3 is not necessarily a separate device.
- the micro control unit 32 can be incorporated into the second controller 4.
- FIG. 3 schematically shows a circuit diagram of the output unit 33 of FIG. 2.
- the output unit 33 includes a multi-resonant block module 331, an amplifying module 332, a boosting module 333, and an adjusting module 334.
- the multi-resonant 331 module is operable to generate a pulse signal.
- the multi-resonant 331 includes: a first transistor VT1, a second transistor VT2, a first capacitor C1, a second capacitor C2, a first resistor R1, a second resistor R2, a third resistor R3, and a fourth resistor R4. a first end of the first resistor R1, a first end of the second resistor R2, and a third resistor R3 The first end is connected to the first end of the fourth resistor R4. The first end of the first capacitor C1 is connected to the second end of the first resistor R1 and the first electrode of the first transistor VT1.
- the second end of the first capacitor C1 is connected to the second end of the second resistor R2 and the control electrode of the second transistor VT2.
- the first end of the second capacitor C2 is connected to the second end of the third resistor R3 and the control electrode of the first transistor VT1.
- the second end of the second capacitor C2 is connected to the second end of the fourth resistor R4 and the first electrode of the second transistor VT2.
- the second electrode of the first transistor VT1 and the second electrode of the second transistor VT2 are grounded.
- the amplification module 332 is connected to the multi-resonant 331 module and the boosting module 333, and is operable to amplify the pulse signal generated by the multi-resonant 331 module and output the amplified pulse signal to the boosting module 333.
- the amplification module 332 includes a fifth resistor R5, a third transistor VT3, and a fourth transistor VT4.
- the first end of the fifth resistor R5 is connected to the second end of the second capacitor C2.
- the second end of the fifth resistor R5 is connected to the control electrode of the third transistor VT3.
- the second electrode of the third transistor VT3 is connected to the control electrode of the fourth transistor VT4.
- the first electrode of the fourth transistor VT4 is connected to the first electrode of the third transistor VT3.
- the second electrode of the fourth transistor VT4 is grounded.
- the boost module 333 is connected to the adjustment module 334 and the switch network 31 (FIG. 3), and is operable to boost the amplitude of the pulse signal amplified by the amplification module 332 and supply the boosted pulse signal as a drive signal to the switch network 31.
- the boosting module 333 includes a step-up transformer T and a third capacitor C3.
- the first end of the third capacitor C3 is coupled to the first end of the primary winding of the step-up transformer T.
- the second end of the third capacitor C3 is grounded.
- the second end of the primary transformer of the step-up transformer T is connected to the first electrodes of the third transistor VT3 and the fourth transistor VT4.
- the secondary winding of step-up transformer T is coupled to switch network 31 (Fig. 3).
- the adjustment module 334 is coupled to the micro control unit 32 (Fig. 3) and is operable to adjust the amplitude of the pulse signal output by the boost module 333 based on the first control signal from the micro control unit 32.
- the adjustment module 334 includes a digital variable resistor RP.
- the first end of the digital variable resistor RP is coupled to the first end of the fourth resistor R4.
- the second end of the digital variable resistor RP is connected to the first end of the third capacitor C3.
- the resistance of the access boost module 333 can be adjusted by the varying resistance of the digital variable resistor RP.
- touch display module 1 further includes an enhancement layer 18 operable to emit light under an electric field to enhance the brightness of the displayed image. This may be advantageous for compensating for the loss of light transmission of the touch display panel 10 caused by the touch sensing layer 20 and the touch feedback electrode 22.
- the reinforcement layer 18 can comprise a material of ZnS. This can be particularly advantageous for compensating for the loss of brightness at the touch location.
- the touch screen When the touch screen is pressed, local deformation of components inside the touch display module 1 (for example, the organic light-emitting layer 15) may be caused, and the local deformation will cause local resistance and thus current/voltage change, thereby causing display at the touch position. The brightness of the image is reduced.
- the inherent properties of ZnS can be used to counter such brightness reduction due to localized deformation.
- ZnS has a field emission effect, and when squeezed under pressure, the ZnS material will be locally thinned, resulting in an increase in the internal electric field while maintaining the voltage constant, and thus resulting in an enhanced electroluminescence effect. Therefore, the reduction in brightness due to local deformation will be compensated for.
- the enhancement layer 18 may be disposed on the second electrode layer 16.
- an isolation layer 17 is also provided between the second electrode layer 16 and the reinforcement layer 18. This can provide enhanced isolation between the second electrode layer 16 and the touch sensitive layer 20.
- the touch display module 1 further includes a photosensitive material layer 19 .
- the photosensitive material layer 19 is formed on the organic light-emitting layer 15, that is, between the organic light-emitting layer 15 and the second electrode layer 16.
- the photosensitive material layer 19 is electrically connected to the enhancement layer 18 and is operable to establish an electric field that causes the enhancement layer 18 to emit light in response to light emitted by the organic light-emitting layer 15.
- the photosensitive material layer 19 comprises a material of P3OT (poly-3-octyl substituted polythiophene).
- P3OT poly-3-octyl substituted polythiophene
- Such a photosensitive material has a photovoltaic effect such that it can convert a portion of the light emitted from the organic light-emitting layer 15 into electrical energy to excite the enhancement layer 18 (eg, ZnS) to emit light, thereby further enhancing the brightness of the touch display panel 10.
- FIG. 4 schematically illustrates a cross-sectional view of a touch display panel 40 in accordance with another embodiment of the present disclosure.
- the same reference numerals denote the same elements as the embodiment of FIG. 1, and the enhancement layer 18 is now disposed under the second electrode layer 16, ie between the photosensitive material layer 19 and the second electrode layer 16. .
- This can provide enhanced brightness compensation because the enhancement layer 18 and the photosensitive material layer 19 are now more closely coupled together such that the light emitted by the photosensitive material layer 19 can be utilized more efficiently by the enhancement layer 18.
- the present disclosure further provides a display device, which includes the touch display panel as described above, and details of the touch display panel are not described herein again.
- Examples of display devices include, but are not limited to, cell phones, tablets, televisions, displays, notebook computers, digital photo frames, navigators, and the like.
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Abstract
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Claims (16)
- 一种触控显示面板,包括:触控显示模组,具有光出射表面,所述触控显示模组可操作用于经由所述光出射表面显示图像和识别触摸物体在所显示的图像上的触摸位置;多个触摸反馈电极,呈阵列布置于所述光出射表面上,所述多个触摸反馈电极中的每个可操作用于响应于施加到其的驱动信号而振动,从而向所述触摸物体提供触摸反馈;以及第一控制器,可操作地连接到所述触控显示模组和所述多个触摸反馈电极,所述第一控制器被配置成响应于所述触控显示模组对所述触摸位置的识别而生成并向对应于所识别的触摸位置的所述多个触摸反馈电极中的至少一个触摸反馈电极提供所述驱动信号。
- 如权利要求1所述的触控显示面板,还包括第二控制器,其被配置成确定所显示的图像在所述触摸位置处的纹理水平,其中所述第一控制器还被配置成基于所确定的纹理水平而生成所述驱动信号,使得所述驱动信号的幅度反映所确定的纹理水平。
- 如权利要求2所述的触控显示面板,其中所述第一控制器包括微控制单元、输出单元和耦合在所述输出单元与所述多个触摸反馈电极之间的开关网络,其中:所述微控制单元被配置成a)基于所确定的纹理水平确定所述驱动信号的所述幅度并且生成指示所确定的幅度的第一控制信号,以及b)基于所识别的触摸位置生成指令所述开关网络将所述输出单元耦合到对应于所述触摸位置的所述至少一个触摸反馈电极的第二控制信号;所述输出单元可操作用于根据所述第一控制信号生成具有所确定的幅度的所述驱动信号;并且所述开关网络可操作用于根据所述第二控制信号将所述输出单元耦合到对应于所述触摸位置的所述至少一个触摸反馈电极。
- 如权利要求3所述的触控显示面板,其中所述输出单元包括多谐振荡模块、放大模块、升压模块和调节模块,其中:所述多谐振荡模块可操作用于产生脉冲信号;所述放大模块连接到所述多谐振荡模块和升压模块,并且可操作用于放大所述多谐振荡模块产生的脉冲信号并将放大后的脉冲信号输出给所述升压模块;所述升压模块连接到所述调节模块和所述开关网络,并且可操作用于提升所述放大模块放大的脉冲信号的幅度,并将提升后的脉冲信号作为所述驱动信号供应给所述开关网络;并且所述调节模块连接到所述微控制单元,并且可操作用于根据来自所述微控制单元的所述第一控制信号调节所述升压模块输出的脉冲信号的幅度。
- 如权利要求4所述的触控显示面板,其中所述多谐振荡模块包括第一晶体管、第二晶体管、第一电容、第二电容、第一电阻、第二电阻、第三电阻和第四电阻,其中:第一电阻的第一端、第二电阻的第一端、第三电阻的第一端和第四电阻的第一端相连;第一电容具有连接到第一电阻的第二端和第一晶体管的第一电极的第一端和连接到第二电阻的第二端和第二晶体管的控制电极的第二端;第二电容具有连接到第三电阻的第二端和第一晶体管的控制电极的第一端和连接到第四电阻的第二端和第二晶体管的第一电极的第二端;并且第一晶体管的第二电极和第二晶体管的第二电极接地。
- 如权利要求4所述的触控显示面板,其中所述放大模块包括第五电阻、第三晶体管和第四晶体管,其中第五电阻的第一端连接到第二电容的第二端,其中第五电阻的第二端连接到第三晶体管的控制电极,其中第三晶体管的第二电极连接到第四晶体管的控制电极,其中第四晶体管的第一电极连接到第三晶体管的第一电极,并且其中第四晶体管的第二电极接地。
- 如权利要求4所述的触控显示面板,其中所述升压模块包括升压变压器和第三电容,其中第三电容的第一端连接到升压变压器的初级线圈的第一端,其中第三电容的第二端接地,并且其中升压变压器的初级线圈的第二端连接到第三晶体管和第四晶体管的第一电极。
- 如权利要求4所述的触控显示面板,其中所述调节模块包括数 字可变电阻器,其具有连接到第四电阻的第一端的第一端和连接到第三电容的第一端的第二端。
- 如权利要求1-8任一项所述的触控显示面板,其中所述多个触摸反馈电极由具有逆压电效应的基本上透明的压电材料制成。
- 如权利要求1-8任一项所述的触控显示面板,其中所述触控显示模组包括基底以及依次形成在所述基底上的第一电极层、有机发光层和第二电极层,并且其中所述触控显示模组还包括增强层,其可操作用于在电场下发光以增强所显示的图像的亮度。
- 如权利要求10所述的触控显示面板,其中所述增强层包括ZnS。
- 如权利要求11所述的触控显示面板,其中所述增强层布置于所述第二电极层上。
- 如权利要求11所述的触控显示面板,其中所述增强层布置于所述第二电极层下。
- 如权利要求10所述的触控显示面板,其中所述触控显示模组还包括布置在所述有机发光层与所述第二电极层之间且电连接到所述增强层的光敏材料层,并且其中所述光敏材料层可操作用于响应于所述有机发光层发射的光而建立使得所述增强层发光的所述电场。
- 如权利要求1-8任一项所述的触控显示面板,其中所述触控显示模组具有选自Add-On、In-Cell、On-Cell和OGS组成的组的类型。
- 一种显示装置,包括如权利要求1-15任一项所述的触控显示面板。
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CN110442234B (zh) * | 2019-06-29 | 2021-06-01 | 华为技术有限公司 | 一种电子设备及震动反馈系统 |
CN111128022B (zh) * | 2019-12-24 | 2021-04-23 | 云谷(固安)科技有限公司 | 一种显示面板及其制备方法、显示装置 |
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