WO2017028367A1 - Panel and electronic device - Google Patents

Panel and electronic device Download PDF

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Publication number
WO2017028367A1
WO2017028367A1 PCT/CN2015/091676 CN2015091676W WO2017028367A1 WO 2017028367 A1 WO2017028367 A1 WO 2017028367A1 CN 2015091676 W CN2015091676 W CN 2015091676W WO 2017028367 A1 WO2017028367 A1 WO 2017028367A1
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WO
WIPO (PCT)
Prior art keywords
signal
sub
frequency
duty ratio
backlight
Prior art date
Application number
PCT/CN2015/091676
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French (fr)
Chinese (zh)
Inventor
左清成
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武汉华星光电技术有限公司
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Publication of WO2017028367A1 publication Critical patent/WO2017028367A1/en

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    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
    • G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/10—Intensity circuits

Definitions

  • the present invention relates to the field of display, and in particular to a panel and an electronic device.
  • the liquid crystal display is used to provide a surface light source for the liquid crystal display panel by using a backlight, a backlight driving chip, a liquid crystal display panel, and a liquid crystal display panel.
  • the driving chip is used for the driving chip.
  • the liquid crystal display panel is used to display information such as text, images, data, and the like.
  • CABC ContentAdaptive Brightness Control
  • the CABC method is described below.
  • the central processing unit (CPU) transmits the data or image to be displayed to the liquid crystal display panel driving chip through a certain interface manner, and the liquid crystal display panel driving chip receives the data or image to be displayed after the data is received.
  • the image performs a certain analysis process, and outputs a Pulse Width Modulation (PWM) signal
  • PWM Pulse Width Modulation
  • the duty ratio of the PWM signal is constant and the operating frequency is always in a fixed high frequency conversion state, for example, the PWM signal
  • the duty cycle is up to several hundred KHZ.
  • the PWM signal that has been in a fixed high-frequency switching state is that the liquid crystal display panel driving chip is in a high-frequency conversion state for a long time, which reduces the service life of the liquid crystal display panel driving chip, and causes a huge liquid crystal display panel driving chip. Power consumption.
  • the present invention provides a panel, the panel includes a backlight module and a backlight driving chip, the backlight driving chip is configured to generate a backlight control signal, and the backlight control signal is used to drive the backlight module.
  • the backlight control signal is a pulse width modulation signal
  • the duty ratio of the backlight control signal is a preset duty ratio
  • a frequency of at least part of the backlight control signal is less than or equal to a preset frequency.
  • the backlight control signal includes a first sub-signal and a second sub-signal, wherein the first sub-signal and the second sub-signal are both pulse width modulated signals, and the duty ratio of the first sub-signal is the first a ratio of a frequency of the first sub-signal to a first frequency, a duty ratio of the second sub-signal to a second duty ratio, and a frequency of the second sub-signal to a second frequency, wherein The first duty cycle is equal to the second duty cycle, the second frequency is less than the first frequency, and the first frequency is equal to the preset frequency.
  • the first sub-signal and the second sub-signal are all in units of frames, and the first sub-signal and the second sub-signal are periodically cross-outputted.
  • the first sub-signal is output in the first preset frame and the second sub-signal is output in the second preset frame in one cycle.
  • the first sub-signal and the second sub-signal are periodically cross-outputted in units of time in a frame period, and the first sub-signal and the second sub-signal are cross-outputted in the same frame.
  • the present invention also provides an electronic device, the electronic device including a panel, the panel includes a backlight module and a backlight driving chip, the backlight driving chip is used to generate a backlight control signal, and the backlight control signal is used to drive the a backlight module, wherein the backlight control signal is a pulse width modulation signal, a duty ratio of the backlight control signal is a preset duty ratio, and a frequency of at least part of the backlight control signal is less than or equal to a preset frequency.
  • the backlight control signal is a pulse width modulation signal
  • a duty ratio of the backlight control signal is a preset duty ratio
  • a frequency of at least part of the backlight control signal is less than or equal to a preset frequency.
  • the backlight control signal includes a first sub-signal and a second sub-signal, wherein the first sub-signal and the second sub-signal are both pulse width modulated signals, and the duty ratio of the first sub-signal is the first a ratio of a frequency of the first sub-signal to a first frequency, a duty ratio of the second sub-signal to a second duty ratio, and a frequency of the second sub-signal to a second frequency, wherein The first duty cycle is equal to the second duty cycle, the second frequency is less than the first frequency, and the first frequency is equal to the preset frequency.
  • the first sub-signal and the second sub-signal are all in units of frames, and the first sub-signal and the second sub-signal are periodically cross-outputted.
  • the first sub-signal is output in the first preset frame and the second sub-signal is output in the second preset frame in one cycle.
  • the first sub-signal and the second sub-signal are periodically cross-outputted in units of time in a frame period, and the first sub-signal and the second sub-signal are cross-outputted in the same frame.
  • the frequency ratio of the pulse width modulation signal of the backlight module is controlled. It is low in the prior art, thereby extending the service life of the backlight driving chip.
  • the duty ratio of the second signal is a preset duty ratio, which can ensure a constant voltage and current of the light source in the backlight module, thereby ensuring that the backlight module is the liquid crystal display module The brightness of the light provided.
  • FIG. 1 is a schematic structural view of a panel according to a preferred embodiment of the present invention.
  • FIG. 2 is a schematic structural view of a backlight module according to a preferred embodiment of the present invention.
  • FIG. 1 is a schematic structural view of a panel according to a preferred embodiment of the present invention.
  • the panel 10 includes a backlight module 100 and a backlight driving chip 500.
  • the backlight driving chip 500 is configured to generate a backlight control signal, where the backlight control signal is used to drive the backlight module 100, wherein the backlight control signal is a pulse width modulation signal, and a duty ratio of the backlight control signal For a preset duty cycle, the frequency of at least part of the signals in the backlight control signal is less than or equal to a preset frequency.
  • the panel 10 of one embodiment will be described in detail below.
  • the panel 10 includes a liquid crystal display module 200, a processing unit 300, a liquid crystal display driving chip 400, a backlight driving chip 500, and a backlight module 100.
  • the liquid crystal display module 200 is configured to display information such as characters, images, and data.
  • the processing unit 300 is configured to transmit a data signal to the liquid crystal display driving chip 400, wherein the data The signal characterizes the signal of the content to be displayed on the liquid crystal display module 200.
  • the liquid crystal display driving chip 400 is used to drive the liquid crystal display module 200 to operate.
  • the backlight driving chip 500 is configured to generate a backlight control signal, wherein the backlight control signal is a pulse width modulation signal, a duty ratio of the backlight control signal is a preset duty ratio, and a frequency of the backlight control signal is Not fixed, and the frequency of the backlight control signal signal is less than or equal to a preset frequency.
  • the preset frequency is a frequency of a pulse width control signal in the prior art, for example, the preset frequency is five hundred KHZ.
  • the backlight module 100 is disposed adjacent to the liquid crystal display module 200 for providing light to the liquid crystal display module 200.
  • the frequency of the pulse width modulation signal of the backlight module 100 is controlled to be higher than that in the prior art. Low, thereby extending the useful life of the backlight driving chip 500.
  • the duty ratio of the second signal is a preset duty ratio, which ensures that the voltage and current of the light source in the backlight module 100 are constant, thereby ensuring that the backlight module 100 is the liquid crystal display. The brightness of the light provided by the module 200.
  • the backlight control signal includes a first sub-signal and a second sub-signal.
  • the first sub-signal and the second sub-signal are both pulse width modulated signals, the duty ratio of the first sub-signal is a first duty ratio, and the frequency of the first sub-signal is a first frequency.
  • the duty ratio of the second sub-signal is a second duty ratio, and the frequency of the second sub-signal is a second frequency.
  • the first duty ratio is equal to the second duty ratio
  • the second frequency is the first frequency
  • the first frequency is equal to a preset frequency.
  • the first sub-signal and the second sub-signal are all in units of frames, and the first sub-signal and the second sub-signal are periodically cross-outputted.
  • the first sub-signal is output in a first preset frame and the second sub-signal is output in a second preset frame in one cycle.
  • the first sub-signal may be output in one frame or multiple frames (N frames), and then the second sub-signal may be output in multiple frames (M frames, N and M are not equal);
  • the second sub-signal is output in a multi-frame (N-frame), and then the first sub-signal is output in one or more frames (M frames, N and M are not equal).
  • first sub-signal and the second sub-signal are periodically cross-outputted in units of time in a frame period, and in the same frame, the first sub-signal and the first The two sub-signals are cross-output.
  • the backlight module 100 will be described below as follows. Please refer to FIG. 2 together, FIG. 2 is a comparison of the present invention.
  • the backlight module 100 includes a back plate 110 , a light guide plate 120 , a light source 130 , and a plastic frame 140 .
  • the back plate 110 includes a bottom plate 111 and a first side wall 112 and a second side wall 113 extending in the same direction along both sides of the bottom plate 111.
  • the light guide plate 120 is disposed adjacent to the bottom plate 111.
  • the light guide plate 120 includes a first side 121 and a second side 122 disposed opposite to each other.
  • the first side surface 121 is disposed adjacent to the light source 130 to serve as a light incident surface of the light guide plate 120 .
  • the plastic frame 140 is disposed on the bottom plate 111 , and the plastic frame 140 includes a third sidewall 141 and a fourth sidewall 142 .
  • the third sidewall 141 is disposed between the first sidewall 112 and the light source 130
  • the fourth sidewall 142 is disposed between the second sidewall 113 and the second sidewall 122 .
  • the plastic frame 140 further includes at least one pressing mechanism 143 extending from the fourth sidewall 142 toward the second side surface 122 of the light guide plate 120 and resisting the light guide plate 120
  • the second side surface 122 of the light guide plate 120 is adjacent to the light emitting surface 131 of the light source, and the pressing mechanism 143 is integrally formed with the plastic frame 140.
  • the pressing mechanism 143 includes a resisting portion 1431 and a connecting portion 1432.
  • the resisting portion 1431 abuts the second side surface 122 of the light guide plate 120, and the connecting portion 1432 connects the first frame of the plastic frame 140.
  • the four side walls 142 are opposite to the abutting portion 1431.
  • the number of the pressing mechanisms 143 is greater than or equal to two.
  • the pressing mechanism 143 is evenly arranged at a position against the light guide plate 120. Therefore, the force applied by the pressing mechanism 143 to the light guide plate 120 is uniform to prevent the light guide plate 120 from being damaged or caused by the uneven force applied by the pressing mechanism 143 to the light guide plate 120.
  • the light guide plate 120 is displaced in position such that the light entering the light guide plate 120 is uneven.
  • the three pressing mechanisms 143 are respectively named as a first pressing mechanism, a second pressing mechanism, and a third pressing mechanism, the a pressing mechanism, the second pressing mechanism and the third pressing mechanism respectively abut on the second side surface 122, the first pressing mechanism resisting the second of the light guide plate 120 a central portion of the side surface 122, the second pressing mechanism abuts the position of the second side surface 122 and the third pressing mechanism abuts the position of the second side surface 122 with respect to the first pressing mechanism
  • the position resisting the second side surface 122 is symmetrical.
  • the force applied by the first pressing mechanism, the second pressing mechanism and the third pressing mechanism to the light guide plate 120 is uniform to prevent the pressing mechanism from being
  • the light guide plate 120 is applied with a non-uniform force, and the light guide plate 120 is damaged or the position of the light guide plate 120 is shifted.
  • the light entering the light guide plate 120 is made uneven.
  • the backlight module 100 further includes a reflective sheet 150 and at least one optical film 160.
  • the reflective sheet 150 is disposed between the light guide plate 120 and the bottom plate 111 of the backlight 110.
  • the reflective sheet 150 reflects light emitted from the surface of the light guide plate 120 adjacent to the reflective sheet 150.
  • the light guide plate 120 further includes a light emitting surface 123.
  • the light emitting surface 123 of the light guide plate 120 is connected to the light incident surface of the light guide plate 120 (ie, the first side surface 121), and the light emitting surface 123 is the guide.
  • the light plate 123 is away from the surface of the bottom plate 111. Light incident from the light incident surface of the light guide plate 120 is emitted from the light exit surface 123 of the light guide plate 120 to convert the light emitted from the light source 130 into a surface light source.
  • the optical film 160 is disposed adjacent to the light emitting surface 123 of the light guide plate 120. In the present embodiment, the three optical films 160 are stacked together and then directly disposed on the light-emitting surface 123 of the light guide plate 120.
  • the direct setting means that there is no gap between the optical film 160 and the light guide plate 120.
  • the optical film 160 may not be directly disposed on the light-emitting surface 123 of the light guide plate 120, and between the optical film 160 and the light-emitting surface 123 of the light guide plate 120. There is a gap in the setting. The optical film 160 is used to make the light emitted from the light exit surface 123 of the light guide plate 120 more uniform.
  • a bonding structure 170 is used to fix the plastic frame 140 and the light guide plate 120, the plastic frame 140 and the light source 130, and the plastic frame 140 and other components.
  • the bonding structure 170 is a double-sided tape.
  • At least one pressing mechanism 143 is disposed on the plastic frame 140 of the backlight module 100, and the pressing mechanism 143 is abutted on the second side of the light guide plate 120.
  • the first side surface 121 of the light guide plate 120 is adjacent to the light emitting surface of the light source 130. Therefore, the light emitted by the light source 130 can enter the light guide plate 120 more, which increases the The light incident rate of the light guide plate 120.
  • the pressing mechanism 143 is integrally formed with the fourth side wall 142 of the plastic frame 140, the pressing mechanism 143 is not loosened, thereby achieving a better pressing effect.
  • the present invention also provides an electronic device including the surface described above
  • the board 10 will not be described here.
  • the electronic device includes but is not limited to, but not limited to, a smart phone, a mobile Internet device (MID), an e-book, a tablet, and a portable station (Play Station Portable, PSP). ) or a portable device such as a Personal Digital Assistant (PDA).
  • MID mobile Internet device
  • PSP Portable
  • PDA Personal Digital Assistant

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Liquid Crystal (AREA)
  • Liquid Crystal Display Device Control (AREA)

Abstract

A panel (10) and a display device. The panel (10) comprises a backlight module (100) and a backlight driving chip (500). The backlight driving chip (500) is used for generating backlight control signals. The backlight control signals are used for driving the backlight module (100), the backlight control signals is pulse width modulation signals, the duty cycle of the backlight control signals are a preset duty cycle, and the frequency of at least one part of the backlight control signals is smaller than or equal to a preset frequency.

Description

面板及电子装置Panel and electronic device
本发明要求2015年8月20日递交的发明名称为“面板及电子装置”的申请号201510513822.4的在先申请优先权，上述在先申请的内容以引入的方式并入本文本中。The present application claims priority to the priority of the application Serial No. 20151051382, filed on Aug. 20, 2015, the disclosure of which is incorporated herein by reference.
技术领域Technical field
本发明涉及显示领域，尤其涉及一种面板及电子装置。The present invention relates to the field of display, and in particular to a panel and an electronic device.
背景技术Background technique
随着液晶显示装置(Liquid Crystal Display，LCD)通过包括背光源、背光驱动芯片、液晶显示面板及液晶显示面板驱动芯片，所述背光源用于为液晶显示面板提供面光源，所述驱动芯片用于驱动背光源，所述液晶显示面板用于显示文字、图像、数据等信息。为了背光源的功耗，通常采用内容自适应亮度控制(ContentAdaptive Brightness Control，CABC)的方法来节约背光源的功耗。下面对CABC方法介绍如下。处理器(Center Process Unit，CPU)将需要显示的数据或图像通过一定的接口方式传输给液晶显示面板驱动芯片，液晶显示面板驱动芯片在接收到所需要显示的数据或者图像后，对所述数据或图像进行一定的分析处理，输出一个脉冲宽度控制(Pulse Width Modulation，PWM)信号，所述PWM信号的占空比一定且工作频率一直处于固定的高频转换状态，比如，所述PWM信号的占空比高达几百KHZ。一直处于固定的高频率的转换状态的PWM信号是的液晶显示面板驱动芯片长时间处于高频转换状态，降低了所述液晶显示面板驱动芯片的使用寿命，且造成了液晶显示面板驱动芯片的巨大的功耗。The liquid crystal display (LCD) is used to provide a surface light source for the liquid crystal display panel by using a backlight, a backlight driving chip, a liquid crystal display panel, and a liquid crystal display panel. The driving chip is used for the driving chip. For driving a backlight, the liquid crystal display panel is used to display information such as text, images, data, and the like. For the power consumption of the backlight, ContentAdaptive Brightness Control (CABC) is usually used to save the power consumption of the backlight. The CABC method is described below. The central processing unit (CPU) transmits the data or image to be displayed to the liquid crystal display panel driving chip through a certain interface manner, and the liquid crystal display panel driving chip receives the data or image to be displayed after the data is received. Or the image performs a certain analysis process, and outputs a Pulse Width Modulation (PWM) signal, the duty ratio of the PWM signal is constant and the operating frequency is always in a fixed high frequency conversion state, for example, the PWM signal The duty cycle is up to several hundred KHZ. The PWM signal that has been in a fixed high-frequency switching state is that the liquid crystal display panel driving chip is in a high-frequency conversion state for a long time, which reduces the service life of the liquid crystal display panel driving chip, and causes a huge liquid crystal display panel driving chip. Power consumption.
发明内容Summary of the invention
本发明提供一种面板，所述面板包括背光模组及背光驱动芯片，所述背光驱动芯片用于产生背光控制信号，所述背光控制信号用于驱动所述背光模组， 其中，所述背光控制信号为脉冲宽度调制信号，所述背光控制信号的占空比为预设占空比，所述背光控制信号中至少部分信号的频率小于或等于预设频率。The present invention provides a panel, the panel includes a backlight module and a backlight driving chip, the backlight driving chip is configured to generate a backlight control signal, and the backlight control signal is used to drive the backlight module. The backlight control signal is a pulse width modulation signal, and the duty ratio of the backlight control signal is a preset duty ratio, and a frequency of at least part of the backlight control signal is less than or equal to a preset frequency.
其中，所述背光控制信号包括第一子信号及第二子信号，所述第一子信号及第二子信号均为脉冲宽度调制信号，所述第一子信号的占空比为第一占空比，所述第一子信号的频率为第一频率，所述第二子信号的占空比为第二占空比，所述第二子信号的频率为第二频率，其中，所述第一占空比等于所述第二占空比，所述第二频率小于所述第一频率，且所述第一频率等于所述预设频率。The backlight control signal includes a first sub-signal and a second sub-signal, wherein the first sub-signal and the second sub-signal are both pulse width modulated signals, and the duty ratio of the first sub-signal is the first a ratio of a frequency of the first sub-signal to a first frequency, a duty ratio of the second sub-signal to a second duty ratio, and a frequency of the second sub-signal to a second frequency, wherein The first duty cycle is equal to the second duty cycle, the second frequency is less than the first frequency, and the first frequency is equal to the preset frequency.
其中，所述第一子信号及所述第二子信号均以帧为单位，且所述第一子信号及所述第二子信号周期***叉输出。The first sub-signal and the second sub-signal are all in units of frames, and the first sub-signal and the second sub-signal are periodically cross-outputted.
其中，在一个周期内，在第一预设帧内输出所述第一子信号，在第二预设帧内输出第二子信号。The first sub-signal is output in the first preset frame and the second sub-signal is output in the second preset frame in one cycle.
其中，所述第一子信号及所述第二子信号均以时间为单位，以帧为周期周期***叉输出，在同一帧内所述第一子信号与所述第二子信号交叉输出。The first sub-signal and the second sub-signal are periodically cross-outputted in units of time in a frame period, and the first sub-signal and the second sub-signal are cross-outputted in the same frame.
本发明还提供了一种电子装置，所述电子装置包括面板，所述面板包括背光模组及背光驱动芯片，所述背光驱动芯片用于产生背光控制信号，所述背光控制信号用于驱动所述背光模组，其中，所述背光控制信号为脉冲宽度调制信号，所述背光控制信号的占空比为预设占空比，所述背光控制信号中至少部分信号的频率小于或等于预设频率。The present invention also provides an electronic device, the electronic device including a panel, the panel includes a backlight module and a backlight driving chip, the backlight driving chip is used to generate a backlight control signal, and the backlight control signal is used to drive the a backlight module, wherein the backlight control signal is a pulse width modulation signal, a duty ratio of the backlight control signal is a preset duty ratio, and a frequency of at least part of the backlight control signal is less than or equal to a preset frequency.
其中，所述背光控制信号包括第一子信号及第二子信号，所述第一子信号及第二子信号均为脉冲宽度调制信号，所述第一子信号的占空比为第一占空比，所述第一子信号的频率为第一频率，所述第二子信号的占空比为第二占空比，所述第二子信号的频率为第二频率，其中，所述第一占空比等于所述第二占空比，所述第二频率小于所述第一频率，且所述第一频率等于所述预设频率。The backlight control signal includes a first sub-signal and a second sub-signal, wherein the first sub-signal and the second sub-signal are both pulse width modulated signals, and the duty ratio of the first sub-signal is the first a ratio of a frequency of the first sub-signal to a first frequency, a duty ratio of the second sub-signal to a second duty ratio, and a frequency of the second sub-signal to a second frequency, wherein The first duty cycle is equal to the second duty cycle, the second frequency is less than the first frequency, and the first frequency is equal to the preset frequency.
其中，所述第一子信号及所述第二子信号均以帧为单位，且所述第一子信号及所述第二子信号周期***叉输出。The first sub-signal and the second sub-signal are all in units of frames, and the first sub-signal and the second sub-signal are periodically cross-outputted.
其中，在一个周期内，在第一预设帧内输出所述第一子信号，在第二预设帧内输出第二子信号。The first sub-signal is output in the first preset frame and the second sub-signal is output in the second preset frame in one cycle.
其中，所述第一子信号及所述第二子信号均以时间为单位，以帧为周期周期***叉输出，在同一帧内所述第一子信号与所述第二子信号交叉输出。 The first sub-signal and the second sub-signal are periodically cross-outputted in units of time in a frame period, and the first sub-signal and the second sub-signal are cross-outputted in the same frame.
相较于现有技术，在本发明中，通过将所述背光控制信号中至少部分信号的频率设置为小于或等于预设频率，会使得控制所述背光模组的脉冲宽度调制信号的频率比现有技术中的低，从而，延长了所述背光驱动芯片的使用寿命。且，所述第二信号的占空比为预设占空比，可以保证所述背光模组中的光源的电压和电流的恒定，从而保证了所述背光模组为所述液晶显示模组提供的光线的亮度。Compared with the prior art, in the present invention, by setting the frequency of at least part of the signals in the backlight control signal to be less than or equal to the preset frequency, the frequency ratio of the pulse width modulation signal of the backlight module is controlled. It is low in the prior art, thereby extending the service life of the backlight driving chip. Moreover, the duty ratio of the second signal is a preset duty ratio, which can ensure a constant voltage and current of the light source in the backlight module, thereby ensuring that the backlight module is the liquid crystal display module The brightness of the light provided.
附图说明DRAWINGS
为了更清楚地说明本发明实施例或现有技术中的技术方案，下面将对实施例或现有技术描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本发明的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其他的附图。In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the description of the prior art will be briefly described below. Obviously, the drawings in the following description are only It is a certain embodiment of the present invention, and other drawings can be obtained from those skilled in the art without any creative work.
图1为本发明一较佳实施方式的面板的结构示意图。1 is a schematic structural view of a panel according to a preferred embodiment of the present invention.
图2为本发明一较佳实施方式的背光模组的结构示意图。2 is a schematic structural view of a backlight module according to a preferred embodiment of the present invention.
具体实施方式detailed description
下面将结合本发明实施例中的附图，对本发明实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本发明一部分实施例，而不是全部的实施例。基于本发明中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本发明保护的范围。The technical solutions in the embodiments of the present invention are clearly and completely described in the following with reference to the accompanying drawings in the embodiments of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, but not all embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present invention without creative efforts are within the scope of the present invention.
请参阅图1，图1为本发明一较佳实施方式的面板的结构示意图。所述面板10包括背光模组100及背光驱动芯片500。所述背光驱动芯片500用于产生背光控制信号，所述背光控制信号用于驱动所述背光模组100，其中，所述背光控制信号为脉冲宽度调制信号，所述背光控制信号的占空比为预设占空比，所述背光控制信号中至少部分信号的频率小于或等于预设频率。Please refer to FIG. 1. FIG. 1 is a schematic structural view of a panel according to a preferred embodiment of the present invention. The panel 10 includes a backlight module 100 and a backlight driving chip 500. The backlight driving chip 500 is configured to generate a backlight control signal, where the backlight control signal is used to drive the backlight module 100, wherein the backlight control signal is a pulse width modulation signal, and a duty ratio of the backlight control signal For a preset duty cycle, the frequency of at least part of the signals in the backlight control signal is less than or equal to a preset frequency.
下面对一实施方式的面板10详细介绍如下。所述面板10包括液晶显示模组200、处理单元300、液晶显示驱动芯片400、背光驱动芯片500及背光模组100。所述液晶显示模组200用于显示文字、图像、数据等信息。所述处理单元300用于将数据信号传输给所述液晶显示驱动芯片400，其中，所述数据 信号表征需要在所述液晶显示模组200上进行显示的内容的信号。所述液晶显示驱动芯片400用于驱动所述液晶显示模组200工作。所述背光驱动芯片500用于产生背光控制信号，其中，所述背光控制信号为脉冲宽度调制信号，所述背光控制信号的占空比为预设占空比，所述背光控制信号的频率为不固定的，且所述背光控制信号信号的频率小于或等于预设频率。其中，所述预设频率为现有技术中脉冲宽度控制信号的频率，比如，所述预设频率为五百KHZ。所述背光模组100邻近所述液晶显示模组200设置，用于为所述液晶显示模组200提供光线。The panel 10 of one embodiment will be described in detail below. The panel 10 includes a liquid crystal display module 200, a processing unit 300, a liquid crystal display driving chip 400, a backlight driving chip 500, and a backlight module 100. The liquid crystal display module 200 is configured to display information such as characters, images, and data. The processing unit 300 is configured to transmit a data signal to the liquid crystal display driving chip 400, wherein the data The signal characterizes the signal of the content to be displayed on the liquid crystal display module 200. The liquid crystal display driving chip 400 is used to drive the liquid crystal display module 200 to operate. The backlight driving chip 500 is configured to generate a backlight control signal, wherein the backlight control signal is a pulse width modulation signal, a duty ratio of the backlight control signal is a preset duty ratio, and a frequency of the backlight control signal is Not fixed, and the frequency of the backlight control signal signal is less than or equal to a preset frequency. The preset frequency is a frequency of a pulse width control signal in the prior art, for example, the preset frequency is five hundred KHZ. The backlight module 100 is disposed adjacent to the liquid crystal display module 200 for providing light to the liquid crystal display module 200.
在本实施方式中，通过将所述背光控制信号中至少部分信号的频率设置为小于或等于预设频率，会使得控制所述背光模组100的脉冲宽度调制信号的频率比现有技术中的低，从而，延长了所述背光驱动芯片500的使用寿命。且，所述第二信号的占空比为预设占空比，可以保证所述背光模组100中的光源的电压和电流的恒定，从而保证了所述背光模组100为所述液晶显示模组200提供的光线的亮度。In this embodiment, by setting the frequency of at least part of the signals in the backlight control signal to be less than or equal to the preset frequency, the frequency of the pulse width modulation signal of the backlight module 100 is controlled to be higher than that in the prior art. Low, thereby extending the useful life of the backlight driving chip 500. Moreover, the duty ratio of the second signal is a preset duty ratio, which ensures that the voltage and current of the light source in the backlight module 100 are constant, thereby ensuring that the backlight module 100 is the liquid crystal display. The brightness of the light provided by the module 200.
在一实施方式中，所述背光控制信号包括第一子信号及第二子信号。所述第一子信号及所述第二子信号均为脉冲宽度调制信号，所述第一子信号的占空比为第一占空比，所述第一子信号的频率为第一频率。所述第二子信号的占空比为第二占空比，所述第二子信号的频率为第二频率。所述第一占空比等于所述第二占空比，所述第二频率小时所述第一频率，且所述第一频率等于预设频率。在一实施方式中，所述第一子信号及所述第二子信号均以帧为单位，且所述第一子信号及所述第二子信号周期***叉输出。优选地，在一个周期内，在第一预设帧内输出所述第一子信号，在第二预设帧内输出第二子信号。在本实施方式中，可以为在一帧或多帧(N帧)内输出第一子信号，接下来在多帧(M帧，N与M不相等)内输出第二子信号；也可以是在多帧(N帧)内输出第二子信号，接着在一帧或者多帧(M帧，N与M不相等)内输出第一子信号。In an embodiment, the backlight control signal includes a first sub-signal and a second sub-signal. The first sub-signal and the second sub-signal are both pulse width modulated signals, the duty ratio of the first sub-signal is a first duty ratio, and the frequency of the first sub-signal is a first frequency. The duty ratio of the second sub-signal is a second duty ratio, and the frequency of the second sub-signal is a second frequency. The first duty ratio is equal to the second duty ratio, the second frequency is the first frequency, and the first frequency is equal to a preset frequency. In an embodiment, the first sub-signal and the second sub-signal are all in units of frames, and the first sub-signal and the second sub-signal are periodically cross-outputted. Preferably, the first sub-signal is output in a first preset frame and the second sub-signal is output in a second preset frame in one cycle. In this embodiment, the first sub-signal may be output in one frame or multiple frames (N frames), and then the second sub-signal may be output in multiple frames (M frames, N and M are not equal); The second sub-signal is output in a multi-frame (N-frame), and then the first sub-signal is output in one or more frames (M frames, N and M are not equal).
在另一实施方式中，所述第一子信号及所述第二子信号均以时间为单位，以帧为周期周期***叉输出，在同一帧内，所述第一子信号与所述第二子信号交叉输出。In another embodiment, the first sub-signal and the second sub-signal are periodically cross-outputted in units of time in a frame period, and in the same frame, the first sub-signal and the first The two sub-signals are cross-output.
下面对所述背光模组100介绍如下。请一并参阅图2，图2为本发明一较 佳实施方式的背光模组的结构示意图。所述背光模组100包括背板110、导光板120、光源130及胶框140。所述背板110包括底板111及沿所述底板111的两边向同一方向延伸的第一侧壁112及第二侧壁113。所述导光板120邻近所述底板111设置，所述导光板120包括相对设置的第一侧面121及第二侧面122。所述第一侧面121邻近所述光源130设置，以作为所述导光板120的入光面。所述胶框140设置于所述底板111上，所述胶框140包括第三侧壁141及第四侧壁142。所述第三侧壁141设置在所述第一侧壁112及所述光源130之间，所述第四侧壁142设置于所述第二侧壁113及所述第二侧面122之间。所述胶框140还包括至少一压紧机构143，所述压紧机构143自所述第四侧壁142向所述导光板120的第二侧面122延伸，且抵持在所述导光板120的所述第二侧面122，以使所述导光板120的第一侧面121邻近所述光源的出光面131，且所述压紧机构143与所述胶框140一体成型。The backlight module 100 will be described below as follows. Please refer to FIG. 2 together, FIG. 2 is a comparison of the present invention. A schematic structural view of a backlight module of a preferred embodiment. The backlight module 100 includes a back plate 110 , a light guide plate 120 , a light source 130 , and a plastic frame 140 . The back plate 110 includes a bottom plate 111 and a first side wall 112 and a second side wall 113 extending in the same direction along both sides of the bottom plate 111. The light guide plate 120 is disposed adjacent to the bottom plate 111. The light guide plate 120 includes a first side 121 and a second side 122 disposed opposite to each other. The first side surface 121 is disposed adjacent to the light source 130 to serve as a light incident surface of the light guide plate 120 . The plastic frame 140 is disposed on the bottom plate 111 , and the plastic frame 140 includes a third sidewall 141 and a fourth sidewall 142 . The third sidewall 141 is disposed between the first sidewall 112 and the light source 130 , and the fourth sidewall 142 is disposed between the second sidewall 113 and the second sidewall 122 . The plastic frame 140 further includes at least one pressing mechanism 143 extending from the fourth sidewall 142 toward the second side surface 122 of the light guide plate 120 and resisting the light guide plate 120 The second side surface 122 of the light guide plate 120 is adjacent to the light emitting surface 131 of the light source, and the pressing mechanism 143 is integrally formed with the plastic frame 140.
所述压紧机构143包括抵持部1431和连接部1432，所述抵持部1431抵持所述导光板120的所述第二侧面122，所述连接部1432连接所述胶框140的第四侧壁142与所述抵持部1431。The pressing mechanism 143 includes a resisting portion 1431 and a connecting portion 1432. The resisting portion 1431 abuts the second side surface 122 of the light guide plate 120, and the connecting portion 1432 connects the first frame of the plastic frame 140. The four side walls 142 are opposite to the abutting portion 1431.
优选地，所述压紧机构143的数目大于或等于两个。当所述压紧机构143的数目大于或等于两个时，所述压紧机构143抵持在所述导光板120的位置为均匀排布的。由此，所述压紧机构143对所述导光板120施加的作用力是均匀的，以防止压紧机构143对所述导光板120施加的作用力不均匀而造成的导光板120损伤或者造成的导光板120位置偏移而使得导光板120的入光不均匀。Preferably, the number of the pressing mechanisms 143 is greater than or equal to two. When the number of the pressing mechanisms 143 is greater than or equal to two, the pressing mechanism 143 is evenly arranged at a position against the light guide plate 120. Therefore, the force applied by the pressing mechanism 143 to the light guide plate 120 is uniform to prevent the light guide plate 120 from being damaged or caused by the uneven force applied by the pressing mechanism 143 to the light guide plate 120. The light guide plate 120 is displaced in position such that the light entering the light guide plate 120 is uneven.
当所述压紧机构143的数目为三个时，为了方便描述，三个所述压紧机构143分别命名为第一压紧机构、第二压紧机构及第三压紧机构，所述第一压紧机构、所述第二压紧机构及所述第三压紧机构分别抵持在所述第二侧面122上，所述第一压紧机构抵持在所述导光板120的第二侧面122的中央，所述第二压紧机构抵持在所述第二侧面122的位置与所述第三压紧机构抵持在所述第二侧面122的位置关于所述第一压紧机构抵持在所述第二侧面122上的位置对称。由此，所述第一压紧机构、所述第二压紧机构及所述第三压紧机构对所述导光板120施加的作用力是均匀的，以防止所述压紧机构对所述导光板120施加作用力不均匀而造成的导光板120损伤或者造成的导光板120位置偏移而 使得所述导光板120的入光不均匀。When the number of the pressing mechanisms 143 is three, for the convenience of description, the three pressing mechanisms 143 are respectively named as a first pressing mechanism, a second pressing mechanism, and a third pressing mechanism, the a pressing mechanism, the second pressing mechanism and the third pressing mechanism respectively abut on the second side surface 122, the first pressing mechanism resisting the second of the light guide plate 120 a central portion of the side surface 122, the second pressing mechanism abuts the position of the second side surface 122 and the third pressing mechanism abuts the position of the second side surface 122 with respect to the first pressing mechanism The position resisting the second side surface 122 is symmetrical. Thereby, the force applied by the first pressing mechanism, the second pressing mechanism and the third pressing mechanism to the light guide plate 120 is uniform to prevent the pressing mechanism from being The light guide plate 120 is applied with a non-uniform force, and the light guide plate 120 is damaged or the position of the light guide plate 120 is shifted. The light entering the light guide plate 120 is made uneven.
在本实施方式中，所述背光模组100还包括反射片150和至少一光学膜片160。所述反射片150设置于所述导光板120与所述背光板110的底板111之间。当所述光源130发出的光线自所述导光板120邻近所述反射片150的表面出射出来时，所述反射片150将自所述导光板120邻近所述反射片150的表面出射的光线反射到所述导光板120内，以减小光损失。所述导光板120还包括一出光面123，所述导光板120的出光面123与所述导光板120的入光面(即第一侧面121)相连，且所述出光面123为所述导光板123远离所述底板111的表面。自所述导光板120的入光面入射的光线自所述导光板120的出光面123出射，以将自光源130发出的光线转换为面光源。所述光学膜片160邻近所述导光板120的出光面123设置。在本实施方式中，三个所述光学膜片160层叠在一起，然后直接设置在所述导光板120的出光面123上。所谓直接设置是指所述光学膜片160与所述导光板120之间没有间隙。可以理解地，在其他实施方式中，所述光学膜片160可以不直接设置在所述导光板120的出光面123上，所述光学膜片160与所述导光板120的出光面123之间设置有间隙。所述光学膜片160用于使自所述导光板120的出光面123出射的光线更加均匀。In the embodiment, the backlight module 100 further includes a reflective sheet 150 and at least one optical film 160. The reflective sheet 150 is disposed between the light guide plate 120 and the bottom plate 111 of the backlight 110. When the light emitted by the light source 130 is emitted from the surface of the light guide plate 120 adjacent to the reflective sheet 150, the reflective sheet 150 reflects light emitted from the surface of the light guide plate 120 adjacent to the reflective sheet 150. Inside the light guide plate 120 to reduce light loss. The light guide plate 120 further includes a light emitting surface 123. The light emitting surface 123 of the light guide plate 120 is connected to the light incident surface of the light guide plate 120 (ie, the first side surface 121), and the light emitting surface 123 is the guide. The light plate 123 is away from the surface of the bottom plate 111. Light incident from the light incident surface of the light guide plate 120 is emitted from the light exit surface 123 of the light guide plate 120 to convert the light emitted from the light source 130 into a surface light source. The optical film 160 is disposed adjacent to the light emitting surface 123 of the light guide plate 120. In the present embodiment, the three optical films 160 are stacked together and then directly disposed on the light-emitting surface 123 of the light guide plate 120. The direct setting means that there is no gap between the optical film 160 and the light guide plate 120. It is to be understood that, in other embodiments, the optical film 160 may not be directly disposed on the light-emitting surface 123 of the light guide plate 120, and between the optical film 160 and the light-emitting surface 123 of the light guide plate 120. There is a gap in the setting. The optical film 160 is used to make the light emitted from the light exit surface 123 of the light guide plate 120 more uniform.
优选地，所述胶框140与所述导光板120的出光面123之间，所述胶框140与所述光源130之间，以及所述胶框140与其他元件(比如液晶显示模组200)之间通过粘结结构170相连。所述粘结结构170用于固定所述胶框140与所述导光板120，所述胶框140与所述光源130，以及所述胶框140与其他元件。在一实施方式中，所述粘结结构170为双面胶。Preferably, between the plastic frame 140 and the light-emitting surface 123 of the light guide plate 120, between the plastic frame 140 and the light source 130, and the plastic frame 140 and other components (such as the liquid crystal display module 200) ) are connected by a bonding structure 170. The bonding structure 170 is used to fix the plastic frame 140 and the light guide plate 120, the plastic frame 140 and the light source 130, and the plastic frame 140 and other components. In an embodiment, the bonding structure 170 is a double-sided tape.
在本发明的背光模组100中，由于所述背光模组100的胶框140上设置有至少一压紧机构143，且所述压紧机构143抵持在所述导光板120的第二侧面122，以使所述导光板120的第一侧面121邻近所述光源130的出光面，因此，所述光源130发出的光线能够更多地进入到所述导光板120中，增大了所述导光板120的入光率。进一步地，由于所述压紧机构143与所述胶框140中的第四侧壁142一体成型，所述压紧机构143不会松动，从而起到更好地压紧效果。In the backlight module 100 of the present invention, at least one pressing mechanism 143 is disposed on the plastic frame 140 of the backlight module 100, and the pressing mechanism 143 is abutted on the second side of the light guide plate 120. The first side surface 121 of the light guide plate 120 is adjacent to the light emitting surface of the light source 130. Therefore, the light emitted by the light source 130 can enter the light guide plate 120 more, which increases the The light incident rate of the light guide plate 120. Further, since the pressing mechanism 143 is integrally formed with the fourth side wall 142 of the plastic frame 140, the pressing mechanism 143 is not loosened, thereby achieving a better pressing effect.
此外，本发明还提供了一种电子装置，所述电子装置包括前面所描述的面 板10，在此不再赘述。在本实施方式中，所述电子装置包括但不仅限于包括但不仅限于智能手机(Smart Phone)、互联网设备(Mobile Internet Device，MID)、电子书、平板电脑、便携式播放站(Play Station Portable，PSP)或者个人数字助理(Personal Digital Assistant，PDA)等便携式设备。Moreover, the present invention also provides an electronic device including the surface described above The board 10 will not be described here. In this embodiment, the electronic device includes but is not limited to, but not limited to, a smart phone, a mobile Internet device (MID), an e-book, a tablet, and a portable station (Play Station Portable, PSP). ) or a portable device such as a Personal Digital Assistant (PDA).
以上所揭露的仅为本发明一种较佳实施例而已，当然不能以此来限定本发明之权利范围，本领域普通技术人员可以理解实现上述实施例的全部或部分流程，并依本发明权利要求所作的等同变化，仍属于发明所涵盖的范围。 The above disclosure is only a preferred embodiment of the present invention, and of course, the scope of the present invention is not limited thereto, and those skilled in the art can understand all or part of the process of implementing the above embodiments, and according to the present invention. The equivalent changes required are still within the scope of the invention.

Claims (10)

  1. 一种面板，其中，所述面板包括背光模组及背光驱动芯片，所述背光驱动芯片用于产生背光控制信号，所述背光控制信号用于驱动所述背光模组，其中，所述背光控制信号为脉冲宽度调制信号，所述背光控制信号的占空比为预设占空比，所述背光控制信号中至少部分信号的频率小于或等于预设频率。A panel, wherein the panel includes a backlight module and a backlight driving chip, the backlight driving chip is configured to generate a backlight control signal, and the backlight control signal is used to drive the backlight module, wherein the backlight control The signal is a pulse width modulation signal, the duty ratio of the backlight control signal is a preset duty ratio, and a frequency of at least part of the signals in the backlight control signal is less than or equal to a preset frequency.
  2. 如权利要求1所述的面板，其中，所述背光控制信号包括第一子信号及第二子信号，所述第一子信号及第二子信号均为脉冲宽度调制信号，所述第一子信号的占空比为第一占空比，所述第一子信号的频率为第一频率，所述第二子信号的占空比为第二占空比，所述第二子信号的频率为第二频率，其中，所述第一占空比等于所述第二占空比，所述第二频率小于所述第一频率，且所述第一频率等于所述预设频率。The panel of claim 1 , wherein the backlight control signal comprises a first sub-signal and a second sub-signal, wherein the first sub-signal and the second sub-signal are both pulse width modulated signals, the first sub- The duty ratio of the signal is a first duty ratio, the frequency of the first sub-signal is a first frequency, the duty ratio of the second sub-signal is a second duty ratio, and a frequency of the second sub-signal a second frequency, wherein the first duty ratio is equal to the second duty ratio, the second frequency is less than the first frequency, and the first frequency is equal to the preset frequency.
  3. 如权利要求2所述的面板，其中，所述第一子信号及所述第二子信号均以帧为单位，且所述第一子信号及所述第二子信号周期***叉输出。The panel according to claim 2, wherein the first sub-signal and the second sub-signal are both in units of frames, and the first sub-signal and the second sub-signal are periodically cross-outputted.
  4. 如权利要求3所述的面板，其中，在一个周期内，在第一预设帧内输出所述第一子信号，在第二预设帧内输出第二子信号。The panel of claim 3, wherein the first sub-signal is output in a first predetermined frame and the second sub-signal is output in a second predetermined frame in one cycle.
  5. 如权利要求2所述的面板，其中，所述第一子信号及所述第二子信号均以时间为单位，以帧为周期周期***叉输出，在同一帧内所述第一子信号与所述第二子信号交叉输出。The panel according to claim 2, wherein the first sub-signal and the second sub-signal are periodically outputted in units of time and in a frame period, and the first sub-signal is in the same frame. The second sub-signal is cross-output.
  6. 一种电子装置，其中，所述电子装置包括面板，所述面板包括背光模组及背光驱动芯片，所述背光驱动芯片用于产生背光控制信号，所述背光控制信号用于驱动所述背光模组，其中，所述背光控制信号为脉冲宽度调制信号，所述背光控制信号的占空比为预设占空比，所述背光控制信号中至少部分信号的频率小于或等于预设频率。 An electronic device, wherein the electronic device includes a panel, the panel includes a backlight module and a backlight driving chip, the backlight driving chip is configured to generate a backlight control signal, and the backlight control signal is used to drive the backlight module The group, wherein the backlight control signal is a pulse width modulation signal, a duty ratio of the backlight control signal is a preset duty ratio, and a frequency of at least part of the backlight control signal is less than or equal to a preset frequency.
  7. 如权利要求6所述的电子装置，其中，所述背光控制信号包括第一子信号及第二子信号，所述第一子信号及第二子信号均为脉冲宽度调制信号，所述第一子信号的占空比为第一占空比，所述第一子信号的频率为第一频率，所述第二子信号的占空比为第二占空比，所述第二子信号的频率为第二频率，其中，所述第一占空比等于所述第二占空比，所述第二频率小于所述第一频率，且所述第一频率等于所述预设频率。The electronic device of claim 6, wherein the backlight control signal comprises a first sub-signal and a second sub-signal, the first sub-signal and the second sub-signal are both pulse width modulated signals, the first The duty ratio of the sub-signal is a first duty ratio, the frequency of the first sub-signal is a first frequency, the duty ratio of the second sub-signal is a second duty ratio, and the second sub-signal The frequency is a second frequency, wherein the first duty ratio is equal to the second duty ratio, the second frequency is less than the first frequency, and the first frequency is equal to the preset frequency.
  8. 如权利要求7所述的电子装置，其中，所述第一子信号及所述第二子信号均以帧为单位，且所述第一子信号及所述第二子信号周期***叉输出。The electronic device according to claim 7, wherein the first sub-signal and the second sub-signal are both in units of frames, and the first sub-signal and the second sub-signal are periodically cross-outputted.
  9. 如权利要求8所述的电子装置，其中，在一个周期内，在第一预设帧内输出所述第一子信号，在第二预设帧内输出第二子信号。The electronic device of claim 8, wherein the first sub-signal is output in a first predetermined frame and the second sub-signal is output in a second predetermined frame in one cycle.
  10. 如权利要求7所述的电子装置，其中，所述第一子信号及所述第二子信号均以时间为单位，以帧为周期周期***叉输出，在同一帧内所述第一子信号与所述第二子信号交叉输出。 The electronic device according to claim 7, wherein the first sub-signal and the second sub-signal are periodically outputted in units of time and in a frame period, and the first sub-signal is in the same frame. Cross output with the second sub-signal.
PCT/CN2015/091676 2015-08-20 2015-10-10 Panel and electronic device WO2017028367A1 (en)

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