WO2019006906A1 - 一种显示面板及显示装置 - Google Patents
一种显示面板及显示装置 Download PDFInfo
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- WO2019006906A1 WO2019006906A1 PCT/CN2017/106321 CN2017106321W WO2019006906A1 WO 2019006906 A1 WO2019006906 A1 WO 2019006906A1 CN 2017106321 W CN2017106321 W CN 2017106321W WO 2019006906 A1 WO2019006906 A1 WO 2019006906A1
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- Prior art keywords
- display panel
- driving circuit
- control
- active switch
- data
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
-
- 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
- G09G3/3611—Control of matrices with row and column drivers
- G09G3/3685—Details of drivers for data electrodes
- G09G3/3688—Details of drivers for data electrodes suitable for active matrices only
-
- 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
- G09G3/3611—Control of matrices with row and column drivers
- G09G3/3685—Details of drivers for data electrodes
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1345—Conductors connecting electrodes to cell terminals
- G02F1/13452—Conductors connecting driver circuitry and terminals of panels
-
- 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
- G09G3/3406—Control of illumination 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
- G09G3/3611—Control of matrices with row and column drivers
- G09G3/3696—Generation of voltages supplied to electrode drivers
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2300/00—Aspects of the constitution of display devices
- G09G2300/04—Structural and physical details of display devices
- G09G2300/0421—Structural details of the set of electrodes
- G09G2300/0426—Layout of electrodes and connections
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2310/00—Command of the display device
- G09G2310/08—Details of timing specific for flat panels, other than clock recovery
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
- G09G2330/02—Details of power systems and of start or stop of display operation
- G09G2330/021—Power management, e.g. power saving
- G09G2330/022—Power management, e.g. power saving in absence of operation, e.g. no data being entered during a predetermined time
Definitions
- the present application relates to the field of display technologies, and in particular, to a display panel and a display device.
- the display has many advantages such as thin body, power saving, no radiation, and has been widely used.
- Most of the displays on the market today are backlight displays, which include a display panel and a backlight module.
- the working principle of the display panel is to place liquid crystal molecules in two parallel substrates, and apply driving voltages on the two substrates to control the rotation direction of the liquid crystal molecules to refract the light of the backlight module to generate a picture.
- the thin film transistor display includes a display panel and a backlight module, and the display panel includes a color filter substrate (CF Substrate, also referred to as a color filter substrate) and a thin film transistor array substrate (Thin Film Transistor Substrate, TFT Substrate).
- CF Substrate also referred to as a color filter substrate
- TFT Substrate thin film transistor array substrate
- a layer of liquid crystal molecules (Liquid Crystal, LC) is sandwiched between the two substrates.
- the display panel controls the orientation of the liquid crystal molecules by an electric field, changes the polarization state of the light, and achieves the purpose of display by the penetration and blocking of the optical path by the polarizing plate.
- the traditional panel refresh rate is 60 Hz, which means that the screen is refreshed 60 times per second.
- Each refresh is to charge and discharge each display pixel in the display area; but if it is a static picture, it will continue to refresh. Will cause a lot of unnecessary power loss.
- the technical problem to be solved by the present application is to provide a display panel that effectively reduces power consumption.
- the present application also provides a display device.
- a display panel comprising:
- control module coupled to the control end of the active switch
- the control module controls the active switch to be disconnected when the previous frame image information is the same as the current frame image information.
- each of the data lines is correspondingly provided with one of the active switches.
- the active switch is correspondingly disposed on each of the data lines, and the selective refresh of each display pixel in the display area can be realized, thereby reducing the power consumption of the display panel more effectively, and further reducing the user's use cost.
- the display panel is more competitive; and an active switch corresponding to each data line can be realized only by slightly improving the process of the display panel, and no additional equipment cost is added, and the display panel is further reduced. Improved cost.
- each of the active switches is coupled to the same pin of the control module.
- the operation time of the control module can be effectively reduced, and the screen delay of the display area of several shifts can be further reduced, so that the display of the screen is smoother, further ensuring a better perception of the user; and the control module can be effectively reduced.
- Power consumption effectively reduce the power consumption level of the entire display panel, effectively save energy, and more environmentally-friendly, can effectively meet the market demand for product power consumption reduction.
- the control module includes the same number of control pins as the active switch; the control terminals of the active switch are respectively coupled to the corresponding control pins.
- each active switch is correspondingly connected to a corresponding control pin with a fast control touch, which can effectively realize selective refresh of each display pixel in the display area, thereby more effectively reducing the power consumption of the display panel. Further reduce user use Cost makes the display panel more competitive.
- the display panel further includes a high-level signal port, and the control end of the active switch is coupled to the high-level signal port through a resistor.
- the setting of the high level signal can effectively avoid the poor contact between the control module and the active switch, effectively ensure the normal display of the display panel, and further improve the service life of the display panel; for example, during the production process or during the transportation process of the display panel
- a small number of active switches and poor contact pins of the control module when the display panel is powered on and the system signal, the high level model will force the poor active switch to conduct, achieving a normal 60 Hz or higher.
- the refresh frequency each refresh is to charge and discharge each display pixel in the display area, to ensure that other active switches without poor contact can effectively reduce the power consumption of the display panel, thereby ensuring a good display effect of the display panel.
- the display panel further includes a control circuit board; the data driving circuit and the active switch are disposed on the control circuit board.
- the data driving circuit can be effectively fixed to ensure good contact between the data driving circuit and the data line, thereby further improving the durability of the display panel.
- the control circuit board is further provided with a timing control circuit for storing image information; the timing control circuit is coupled to the data driving circuit.
- the timing control circuit stores the previous frame picture and compares with the current frame picture, when two frames
- the timing control circuit controls the active switch to be turned on.
- the output terminal signal data of the active switch is transmitted to the display area of the substrate, and the system refreshes the display normally; when the two frames are drawn the same, the timing control circuit controls the active switch.
- the data driving circuit is connected to the edge of the substrate; the substrate is provided with a fan-out area between the data driving circuit and the data line, and the active switch is disposed in the fan-out area.
- the active switch is disposed in the fan-out area of the substrate, so that data driving circuits of different designs can be shared, and the data is improved.
- the commonality of the driving circuit effectively reduces the management cost and further improves the development efficiency of the display panel; and the active switch is disposed in the fan-out area without adding additional equipment costs, and only requires the process of the existing display panel. With a slight improvement, the active switch can be effectively connected to the data driving circuit and the data line, thereby achieving selective refreshing of the display area of the display panel.
- the active switch is disposed on the data driving circuit.
- the active switch is disposed on the data driving circuit, which can be better compatible with substrates of different sizes or sizes, and the application range of the data driving circuit is improved, and the active switch is disposed on the data driving circuit without adding additional equipment cost. Only a slight improvement of the existing data driving circuit process can effectively realize the active switch connecting the data driving circuit and the data line, thereby realizing selective refreshing of the display area of the display panel.
- the present application also discloses a display panel, the display panel comprising:
- control module coupled to the control end of the active switch
- a high level signal port coupled to the control end of the active switch through a resistor
- control circuit board coupled to the data driving circuit and the active switch
- timing control circuit coupled to the control circuit board and the data driving circuit
- the control module controls the active switch to be disconnected when the previous frame image information is the same as the current frame image information; each of the data lines is correspondingly disposed with one of the active switches; the control module includes an active switch The same number of control pins; the control terminals of the active switch are respectively coupled to corresponding control pins.
- the present application also discloses a display device including a control component and the display panel of any of the above.
- This application can effectively control the number by connecting the data driving circuit and the data line through the active switch.
- the active switch is used to separate the output of the data driving circuit and the actual input of the display panel, thereby achieving the effect of selectively refreshing the display area of the substrate, thereby further reducing the power consumption of the display panel;
- the display panel stores the previous frame and compares it with the current frame.
- the control module controls the active switch to be turned on.
- the signal between the data driving circuit and the data line is normally transmitted. Normal refresh display; when storing the previous frame and comparing the two frames with the current frame, the control module controls the active switch to be disconnected.
- the signal of the data driving circuit cannot be input into the display area of the substrate, so that the display area is not Refreshing, thus effectively reducing the power consumption of the display panel, further reducing the user's use cost, making the display panel more competitive; and without adding additional equipment costs, only need to slightly improve the existing display panel process , the active switch can be effectively connected to the data driving circuit and the data line, thereby
- the display area of the display panel is selectively refreshed; when the picture is in a state of rapid motion (such as playing video, games, scrolling, etc.), the normal refresh rate is maintained, and each refresh is to charge each display pixel of the display area and Discharge action; but if it is a static picture, stop refreshing the display area of the display panel, effectively reducing power consumption and making it more green.
- FIG. 1 is a schematic structural view of a display panel according to an embodiment of the present application.
- FIG. 2 is a circuit diagram of an active switch portion of a display panel according to an embodiment of the present application
- FIG. 3 is a schematic plan view of a display panel according to an embodiment of the present application.
- FIG. 4 is a schematic structural diagram of a display device according to an embodiment of the present application.
- first and second may include one or more of the features either explicitly or implicitly.
- a plurality means two or more unless otherwise stated.
- the term “comprises” and its variations are intended to cover a non-exclusive inclusion.
- connection In the description of the present application, it should be noted that the terms “installation”, “connected”, and “connected” are to be understood broadly, and may be fixed or detachable, for example, unless otherwise explicitly defined and defined. Connected, or integrally connected; can be mechanical or electrical; can be directly connected, or indirectly connected through an intermediate medium, can be the internal communication of the two components. For those skilled in the art, the specific meanings of the above terms in the present application can be understood on a case-by-case basis.
- the present application further discloses a display panel, where the display panel includes:
- the control module 15 is coupled to the control end of the active switch 13;
- control module 15 controls the active switch 13 to be disconnected.
- the signal transmission between the data driving circuit 21 and the data line 18 can be effectively controlled, and the output of the data driving circuit 21 and the actual input of the display panel are separated by the active switch 13.
- the effect of selectively refreshing the display area 11 of the substrate 1 is realized.
- the display panel stores the previous frame and compares with the current frame.
- the control module 15 controls the active switch 13 to be turned on. At this time, the signal between the data driving circuit 21 and the data line 18 is normally transmitted, and the system normally refreshes the display; when the previous frame is stored and compared with the current frame, the control module 15 controls the active switch 13 to be disconnected.
- the signal of the data driving circuit 21 cannot be input into the display area 11 of the substrate 1, so that the display area is not refreshed, thereby effectively reducing the power consumption of the display panel, further reducing the user's use cost, and making the display panel more competitive.
- the active switch 13 is effectively connected to the data driving circuit 21 and the data line 18, thereby implementing selective refreshing of the display area 11 of the display panel; when the picture is in a state of rapid motion (such as playing video, games, scrolling text, etc.), it remains normal.
- the refresh rate, each refresh is to charge and discharge each display pixel of the display area 11; but if it is a static picture, stop refreshing the display area 11 of the display panel, effectively reducing power consumption, and more green .
- Each of the data lines 18 is correspondingly provided with an active switch 13.
- the active switch 13 can be, for example, a thin film transistor or other active switch.
- the active switch 13 is correspondingly disposed on each of the data lines 18, and each of the display areas 11 can be realized. Selecting a selective refresh of the pixel, thereby more effectively reducing the power consumption of the display panel, further reducing the user's use cost, making the display panel more competitive; and setting an active switch corresponding to each data line 18 13 only needs to be slightly improved on the manufacturing process of the display panel, and does not increase the additional equipment cost, further reducing the cost of the display panel improvement.
- each active switch 13 is coupled to the same pin of the control module 15, and by coupling the control end of each active switch 13 to the same pin of the control module 15, each frame can be realized.
- the unified control of the screen can realize the synchronous control of each active switch 13 only by issuing one control command, which can effectively reduce the calculation time of the control module 15, and further reduce the screen delay of the display area 11 of several shifts, so that The display of the screen is more smooth, which further ensures the user's better perception; and can effectively reduce the power consumption of the control module 15, effectively reduce the power consumption level of the entire display panel, effectively save energy, and more environmentally-friendly , can effectively meet the market demand for product power consumption reduction.
- the control module 15 includes the same number of control pins as the active switch 13; the control terminals of the active switch 13 are respectively coupled with corresponding control pins, and each of the active switches 13 is correspondingly connected to the corresponding control for controlling the eraser.
- the pin can effectively realize the selective refresh of each display pixel of the display area 11, thereby more effectively reducing the power consumption of the display panel, further reducing the user's use cost, and making the display panel more competitive; It can be done without refreshing the display pixels, so that the power consumption of the lower display panel is better, and the selective refresh of each display pixel can be controlled more accurately.
- the display panel further includes a high-level signal port 14, and the control end of the active switch 13 and the high-level signal port 14 are coupled through a resistor 17, and the setting of the high-level signal 14 can effectively avoid the control module 15 and the active
- the contact of the switch 13 is poor, effectively ensuring the normal display of the display panel, further improving the service life of the display panel; for example, a small number of active switches 13 are in contact with the control module 15 during the production process or during the transportation of the display panel. Poor, when the display panel is powered on and the system signal, the high level signal will force the poor contact active switch 13 to conduct, to maintain the normal refresh frequency, and each refresh is to charge each display pixel of the display area 11.
- the discharge action ensures that other active switches 13 that are not in poor contact can effectively reduce the power consumption of the display panel, thereby ensuring a good display effect of the display panel, and not causing display due to poor contact between the active switch 13 and the control module 15
- the display problem of the panel, so that the display panel of the active switch 13 provided with reduced power consumption is more Competitive market.
- the display panel further includes a control circuit board 2; the data driving circuit 21 and the active switch 13 are disposed on the control circuit board 2, and the data driving circuit 21 and the active switch 13 are disposed on the control circuit board 2
- the data driving circuit 21 can be effectively fixed to ensure good contact between the data driving circuit 21 and the data line 18, thereby further improving the durability of the display panel.
- the control circuit board 2 is further provided with a connection module 16 through the connection module. 16 can better receive input of data signals, such as U disk, DVD data signals, and the like.
- the control circuit board 2 is further provided with a timing control circuit 22 for storing image information; the timing control circuit 22 is coupled to the data driving circuit 21, and compresses and controls the pixel unit (for example, R/G/B).
- the signal and the power source are connected to the connection module 16 on the control circuit board 2 through the wire, and the data is processed by the timing control circuit 22 on the control circuit board 2, and then connected to the display area through the data drive circuit 21 connected through the control circuit board 2. Therefore, the display area 11 of the substrate 1 can obtain the required power and signal.
- the timing control circuit 22 By coupling the timing control circuit 22 and the data driving circuit 21, the control signal can be effectively transmitted to the display area 11 of the substrate 1 through the data driving circuit 21.
- the timing control circuit 22 stores the previous frame and compares it with the current frame.
- the timing control circuit 22 controls the active switch 13 to be turned on. At this time, the output signal of the active switch 13 is transmitted to the signal.
- the display area 11 of the substrate 1 is normally refreshed by the system; when the two frames are drawn the same, the timing control circuit 22 controls the active switch 13 to be turned off, at this time, the data
- the output of the dynamic circuit 21 cannot be input into the display area 11, and the display area is not refreshed, which does not cause loss of power consumption, thereby achieving the effect of selective refreshing, reducing the power consumption of the display panel, and better satisfying the market's product performance. Reduced consumption requirements.
- the data driving circuit 21 is connected to the edge of the substrate 1; the substrate 1 is provided with a fan-out area 12 between the data driving circuit 21 and the data line 18, the active switch 13 is disposed in the fan-out area 12, and the active switch 13 is provided.
- the data driving circuits 21 of different designs can be shared, the sharing of the data driving circuit 21 is improved, the management cost is effectively reduced, and the development efficiency of the display panel is further improved; 13 is disposed in the fan-out area 12, and does not add additional equipment cost, and only needs to slightly improve the process of the existing display panel, so that the active switch 13 can be effectively connected to the data driving circuit 21 and the data line 18, thereby A selective refresh of the display area 11 of the display panel is achieved.
- the active switch 13 is disposed on the data driving circuit 21, and the active switch 13 is disposed on the data driving circuit 21, which can be better compatible with the substrate 1 of different sizes or sizes, thereby improving the data driving circuit.
- the applicable range of 21, and the active switch 13 is disposed on the data driving circuit 21, does not increase the additional equipment cost, and only needs to slightly improve the process of the existing data driving circuit 21, so that the active switch 13 can be effectively connected.
- the data driving circuit 21 and the data line 18 realize selective refreshing of the display area 11 of the display panel, and for the display panel not provided with the active switch 13 between the data driving circuit 21 and the data line 18, only the corresponding model needs to be replaced.
- the data driving circuit 21 provided with the active switch 13 can realize the selective refresh of the display area 11 of the display panel, effectively reduce power consumption, and is more environmentally friendly.
- the edge of the substrate 1 is bound with a data driving circuit 21 and a scan driving circuit 23.
- the display area of the substrate 1 includes a horizontally arranged scanning line 19 and a vertically disposed data line 18, and the active switch 13 and the data line 18, respectively.
- the plurality of pixels 24 are disposed in a rectangular area formed by sequentially intersecting the plurality of the data lines and the plurality of scan lines, and the pixels 24 are electrically connected to the active switch 13.
- the present application also discloses a display device 3 including a control unit 31 and a display panel 32 of any of the above.
- the material of the substrate 1 may be glass, plastic or the like.
- the display panel includes a liquid crystal display panel, a plasma display panel, an OLED, a QLED, or other display panel.
- the liquid crystal panel includes an array substrate and a color filter substrate (CF), and the array substrate and the array substrate
- the color filter substrate is oppositely disposed, and a liquid crystal and a photo spacer (PS) are disposed between the array substrate and the color filter substrate, a thin film transistor (TFT) is disposed on the array substrate, and a color filter is disposed on the color filter substrate.
- PS liquid crystal and a photo spacer
- TFT thin film transistor
- the color filter substrate may include a TFT array
- the color film and the TFT array may be formed on the same substrate
- the array substrate may include a color filter layer
- the display panel of the present application may be a curved type panel.
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- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Computer Hardware Design (AREA)
- Theoretical Computer Science (AREA)
- Mathematical Physics (AREA)
- Optics & Photonics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal Display Device Control (AREA)
Abstract
Description
Claims (19)
- 一种显示面板,所述显示面板包括:基板;多条数据线,形成于所述基板的显示区域;数据驱动电路,用于驱动所述数据线;多个主动开关,连接所述数据驱动电路和所述数据线;控制模块,与所述主动开关的控制端耦接;其中,前一帧图像信息与当前帧图像信息相同时,所述控制模块控制所述主动开关断开。
- 如权利要求1所述的一种显示面板,其中,每条所述数据线均对应设置一个所述主动开关。
- 如权利要求1所述的一种显示面板,其中,每个所述主动开关的控制端与所述控制模块的同一引脚耦接。
- 如权利要求1所述的一种显示面板,其中,所述控制模块包括与主动开关数量相同的控制引脚;所述主动开关的控制端分别与对应的控制引脚耦接。
- 如权利要求1所述的一种显示面板,其中,所述显示面板还包括一高电平信号端口,所述主动开关的控制端与所述高电平信号通过一电阻耦接。
- 如权利要求1所述的一种显示面板,其中,所述显示面板还包括控制电路板;所述数据驱动电路和所述主动开关设置在控制电路板上。
- 如权利要求6所述的一种显示面板,其中,所述控制电路板上还设有用于存储图像信息的时序控制电路;所述时序控制电路与所述数据驱动电路耦接。
- 如权利要求1所述的一种显示面板,其中,所述数据驱动电路与基板边缘连接;所述基板在数据驱动电路与数据线之间设有设有扇出区,所述主动开关设在所述扇出区内。
- 如权利要求1所述的一种显示面板,其中,所述主动开关设在所述数据 驱动电路上。
- 一种显示面板,所述显示面板包括:基板;多条数据线,形成于所述基板的显示区域;数据驱动电路,用于驱动所述数据线;多个主动开关,连接所述数据驱动电路和所述数据线,并设在所述数据驱动电路上;控制模块,与所述主动开关的控制端耦接;一高电平信号端口,通过一电阻与所述主动开关的控制端相耦接;控制电路板,所述数据驱动电路和所述主动开关设置在控制电路板上;时序控制电路,与所述控制电路板以及所述数据驱动电路相耦接;其中,前一帧图像信息与当前帧图像信息相同时,所述控制模块控制所述主动开关断开;每条所述数据线均对应设置一个所述主动开关;所述控制模块包括与主动开关数量相同的控制引脚;所述主动开关的控制端分别与对应的控制引脚耦接。
- 一种显示面板的驱动电路,所述驱动电路与形成于显示面板的显示区域的数据线相耦接,所述驱动电路包括:多个主动开关,连接所述数据驱动电路和所述数据线;控制模块,与所述主动开关的控制端耦接;其中,前一帧图像信息与当前帧图像信息相同时,所述控制模块控制所述主动开关断开。
- 如权利要求11所述的一种显示面板的驱动电路,其中,每条所述数据线均对应设置一个所述主动开关。
- 如权利要求11所述的一种显示面板的驱动电路,其中,每个所述主动开关的控制端与所述控制模块的同一引脚耦接。
- 如权利要求11所述的一种显示面板的驱动电路,其中,所述控制模块 包括与主动开关数量相同的控制引脚;所述主动开关的控制端分别与对应的控制引脚耦接。
- 如权利要求11所述的一种显示面板的驱动电路,其中,所述显示面板还包括一高电平信号端口,所述主动开关的控制端与所述高电平信号通过一电阻耦接。
- 如权利要求11所述的一种显示面板的驱动电路,其中,所述显示面板还包括控制电路板;所述数据驱动电路和所述主动开关设置在控制电路板上。
- 如权利要求16所述的一种显示面板的驱动电路,其中,所述控制电路板上还设有用于存储图像信息的时序控制电路;所述时序控制电路与所述数据驱动电路耦接。
- 如权利要求11所述的一种显示面板的驱动电路,其中,所述数据驱动电路与基板边缘连接;所述基板在数据驱动电路与数据线之间设有设有扇出区,所述主动开关设在所述扇出区内。
- 如权利要求11所述的一种显示面板的驱动电路,其中,所述主动开关设在所述数据驱动电路上。
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| US16/628,969 US11211024B2 (en) | 2017-07-06 | 2017-10-16 | Display panel and display device |
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| CN201710546111.6 | 2017-07-06 | ||
| CN201710546111.6A CN107479278A (zh) | 2017-07-06 | 2017-07-06 | 一种显示面板及显示装置 |
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| CN108648713A (zh) * | 2018-06-29 | 2018-10-12 | 上海天马微电子有限公司 | 一种图像显示方法、液晶显示器及显示装置 |
| CN108877623B (zh) * | 2018-07-02 | 2021-07-09 | 上海中航光电子有限公司 | 一种阵列基板、电泳显示面板及其驱动方法、显示装置 |
| CN109215605B (zh) * | 2018-11-07 | 2021-02-19 | 惠科股份有限公司 | 驱动电路、驱动装置、显示装置及其驱动方法 |
| CN109697951B (zh) * | 2019-03-14 | 2021-04-23 | 惠科股份有限公司 | 驱动电路及显示面板 |
| CN112435634A (zh) * | 2020-11-24 | 2021-03-02 | 歌尔光学科技有限公司 | 图像显示方法、图像显示装置和可读存储介质 |
| CN113009741B (zh) * | 2021-03-09 | 2022-07-08 | 北海惠科光电技术有限公司 | 一种阵列基板、显示面板及其制作方法 |
| CN113254137B (zh) * | 2021-06-08 | 2023-03-14 | Tcl通讯(宁波)有限公司 | 动态图像展示方法、装置、存储介质及移动终端 |
| US12307997B2 (en) | 2022-08-11 | 2025-05-20 | Beijing Boe Display Technology Co. , Ltd. | Display device, display method, and terminal |
| CN115775537B (zh) * | 2022-11-23 | 2025-06-20 | 京东方科技集团股份有限公司 | 像素驱动电路、像素驱动方法、阵列基板和显示设备 |
| CN117975899B (zh) * | 2024-01-29 | 2024-09-17 | 深圳今朝辉科技有限公司 | 一种节能lcm液晶显示模组的数据调用方法及系统 |
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| CN107479278A (zh) | 2017-12-15 |
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