57results about How to "Good for narrow bezels" patented technology

The invention discloses a display panel, a manufacturing method thereof and a display device. A designed bonding pad comprises a first conductive bonding area and a second conductive bonding area, the first conductive bonding area is arranged on the surface of a first substrate, and the second conductive bonding area is arranged on the side face of the first substrate, that is, a bonding pad connected with a COF is arranged on the side face of an array substrate. On the basis, the conductive efficiency of the bonding pad and the connection stability of the bonding pad and the COF are improved on the premise of being beneficial to narrow-border design and frameless design.

The embodiment of the invention provides a pixel circuit, a drive method therefor, and a display device, and relates to the technical field. The circuit can prevent a part with a camera function from occupying a non-display region of a display device. The pixel circuit comprises a display drive unit, and the display drive unit comprises a resetting module which carries out the resetting of a drive module. The pixel circuit also comprises a write-in module which writes the voltage data in the drive module; a compensation module which is connected with the drive module and carries out the threshold voltage compensation of the drive module; a light-emitting control module which enables the drive module and a light-emitting device to be electrically connected, and provides a drive current for the light-emitting device through a drive module; and the light-emitting device which emits light according to the drive current. The pixel circuit also comprises a detection unit, and a part of transistors in the detection unit and a part of transistors in the display drive unit can be shared. The detection unit collects the incident light, and outputs a collection result to a reading signal line. The pixel circuit is used for display and photographing.

Embodiments of the invention provide a pressure touch detection circuit and method and a display panel, relates to the technical field of display, and aims at carrying out pressure touch detection in the manufacturing process of the display panel so as to pre-judge whether pressure sensors are bad or nor and then avoid the process material waste in the subsequent manufacturing process. The pressure touch detection circuit comprises n pressure sensors, n first switch tubes, n second switch tubes and n control signal connection terminals; the first end of the ith first switch tube is electrically connected with the first end of the ith pressure sensor; the second end of the ith first switch tube is electrically connected with a first test connection terminal; the first end of the ith second switch tube is electrically connected with the second end of the ith pressure sensor; the second end of the ith second switch tube is electrically connected with a second test connection terminal; and the ith control signal connection terminal is electrically connected with a control end of the ith first switch tube and a control end of the ith second switch tube.

The embodiment of the invention provides a display panel and a display device. A plurality of transistors of the multiplexer circuit of the display panel comprise at least one first transistor. The first transistor comprises two control electrodes. A second control electrode in the two control electrodes can be connected with the first control electrode through a first connecting line. The first control electrode is electrically connected with a clock control signal line through a second connecting line. Therefore, the length of the first transistor can be increased in the arrangement direction of the data signal lines, the width of the first transistor in the extension direction of the data signal lines is reduced, the occupied area of the multiplexer circuit is reduced, the size of a non-display area in the extension direction of the data signal lines is reduced, and a narrow frame of the display panel is facilitated.

The invention provides a display substrate, a manufacturing method thereof, a display device, and a fingerprint identification method. The display substrate comprises a fingerprint recognition moduleset; the fingerprint recognition module set is disposed in a display area of the display substrate; and the fingerprint recognition module set includes a plurality of fingerprint recognition sensors distributed in an arrayed manner, a plurality of scanning lines and a plurality of detection line, wherein the scanning lines are in one-to-one correspondence connection with various rows of fingerprint identification sensors, and the detection lines are in one-to-one correspondence connection with various columns of fingerprint identification sensors, or the scanning lines are in one-to-one correspondence connection with various columns of fingerprint identification sensors, and the detection lines are in one-to-one correspondence connection with various rows of fingerprint identification sensors. With the display substrate, manufacturing method, display device and fingerprint identification method of the invention adopted, fingerprint recognition can be performed in any display area of the display substrate as required, so that the experience of fingerprint recognition can be improved; and no separate positions and spaces need to be reserved for the fingerprint recognition module set,and therefore, the space of a display device provided with the display substrate can be saved, and the realization of narrow-border, thin and light products can be facilitated.

The present invention discloses a shift register, a gate drive circuit and a display device. The shift register comprises an input module, a first output module, a second output module, an output reset module, a node reset module and a capacitor module. By connecting the control end of the output reset module with a second reference voltage signal end, the rising edge time of a second reference voltage signal sent out by the second reference voltage signal end is shorter, so that the output reset module can reset a second signal output end by a smaller device, and by the usage of the smaller device, the power consumption can be reduced, and a narrow frame is conducive to being realized.

The invention discloses a shifting register and a driving method thereof, as well as a gate driving circuit. The shifting register comprises an input unit, an upper control unit, a lower control unit, a plurality of output control units and output reset units, wherein each output control unit is connected with a corresponding wire of a clock signal to be output and a signal output end and used for inputting the clock signal which is provided by the wire of the clock signal to be output and is to be output to the corresponding signal output end under the control of the electric potential of a first node; each output reset unit is used for inputting third voltage provided by a third power supply end to the signal output end under the control of the electric potential of a second node. According to the shifting register, the plurality of output control units are provided and can be used for driving a plurality of gate lines, so that the quantity of the shifting registers in a gate electrode driving circuit can be effectively decreased, and the gate electrode driving circuit can be of a small size, and as a result, a narrow side frame of a panel can be displayed.

The invention discloses a backlight module and a display device. The backlight module comprises a lamp panel which comprises a plurality of light-emitting elements arranged in an array; a first rubber frame arranged around the lamp panel; an iron frame comprising a back plate and side plates, wherein the backboard is located on the side, away from the light-emitting face, of the lamp panel, the side plates surround the first rubber frame, and the first rubber frame is fixed to the sides, close to the lamp panel, of the side plates; a color conversion film which is located on the light-emitting surface side of the lamp panel and extends to the first surface of the first rubber frame, wherein the part, in contact with the first surface, of the color conversion film is a first extension part, and the first surface is the surface of one side, deviating from the backboard, of the first rubber frame; a first optical assembly located on the side, away from the lamp panel, of the color conversion film; and a second rubber frame which covers the side plates, the first rubber frame and the first extension part and at least surrounds the first optical assembly. According to the backlight module of the invention, the problem of blue edge display can be solved, and the beneficial effect of improving the display quality can be achieved.

The embodiment of the invention provides a display panel and a display device. A plurality of transistors of a multiplexer circuit of the display panel comprise at least one first transistor. The first transistor comprises two control electrodes; the two control electrodes are respectively and electrically connected with the same clock control signal line through different connecting lines; therefore, the length of the first transistor can be increased in the arrangement direction of the data signal lines, the width of the first transistor in the extension direction of the data signal lines isreduced, the occupied area of the multiplexer circuit is reduced, the size of a non-display area in the extension direction of the data signal lines is reduced, and a narrow frame of the display panel is facilitated.

Embodiments of the invention provide a display panel, a display apparatus and a driving method of the display panel, relate to the technical field of display, and aim to reduce divided voltage of routing. According to the display panel, multiple first touch signal lines are electrically connected with multiple first touch electrodes in a one-to-one correspondence manner; the first end of each first touch signal line is electrically connected with the second end of a first switch unit correspondingly arranged on the first touch electrode electrically connected with the first touch signal line;the second ends of the first touch signal lines are electrically connected with the first touch signal ends of a driving chip in the one-to-one correspondence manner; multiple second touch signal lines are electrically connected with multiple second touch electrodes in the one-to-one correspondence manner; the first end of each second touch signal line is electrically connected with the second endof a second switch unit correspondingly arranged on the second touch electrode electrically connected with the second touch signal line; and the second ends of the second touch signal lines are electrically connected with the second touch signal ends of the driving chip in the one-to-one correspondence manner.

The invention provides a camera module arranged in a display device; the display device comprises a display module; the camera module comprises a lighting lens and a photoelectric sensor; the lightinglens is used for collecting lights; the photoelectric sensor is used for converting the lights gathered by the lighting lens into corresponding electric signals; the display module has a display surface; the lighting lens and the display module cannot overlap in a direction vertical to the display surface; the camera module also comprises a reflector; the reflector and the lighting lens are arranged in opposite, and the reflector can reflect the lights of the lighting lens to the photoelectric sensor; the photoelectric sensor and the display module at least partially overlap in the directionvertical to the display surface. Correspondingly, the invention also provides the display device. The frame width of the display device can be reduced without affecting the camera shooting function and the display device thickness.

The invention relates to a shift register, a driving method thereof and a gate driving circuit, which relates to the field of display technologies and mainly aims to solve a technical problem that each shift register can only used for driving one grid line. The mainly adopted technical scheme is that the shift register comprises an input unit, a first output portion and a second output portion; agrid electrode of a switching unit of the first output portion is controlled by an output electrode of a first pull-up unit, and an input electrode of the switching unit is electrically connected withan output electrode of the first output portion; and the second output portion comprises a second pull-up unit, a second output unit and a second pull-down unit; an input electrode of the second pull-up unit is electrically connected with an output electrode of the switching unit, and a grid electrode of the second output unit is controlled by an output electrode of the second pull-up unit. Compared with the prior art, the single shift register can drive two grid line, thereby being capable of effectively reducing the number of shift registers in the gate driving circuit, being conducive to reducing the size of the gate driving circuit, and facilitating a narrow frame of a display panel.

The invention discloses a display panel, a pressure test method for the display panel, and a display apparatus. The display panel comprises a plurality of pressure sensors, a detection module, a first multiplexer and a second multiplexer, wherein each pressure sensor comprises first and second inductive signal measurement ends; each first signal input end of the first multiplexer is electrically connected with a first inductive signal measurement end; each second signal input end of the first multiplexer is electrically connected with a second inductive signal measurement end; each first signal output end is electrically connected with a first detection signal end; each second signal output end is electrically connected with a second detection signal end; the first multiplexer controls one first signal input end and one second signal input end to be connected with the first detection signal end and the second detection signal end; the second multiplexer comprises a plurality of second clock signal ends; a second clock signal line electrically connected with each second clock signal end is multiplexed as a first clock signal line electrically connected with each first clock signal end. Through the technical scheme, the quantity of the detection ends of the detection module and the bezel width of the display panel are reduced.

The invention discloses a display panel and a display device. The display panel comprises a frame adhesive structure and a plurality of pressure sensors. In each pressure sensor, the first end of a first resistor and the first end of a fourth resistor are electrically connected with a first power signal input end, the second end of the first resistor and the first end of a second resistor are electrically connected with a first sensing signal output end, the second end of the fourth resistor and the first end of a third resistor are electrically connected with a second sensing signal output end, and the second end of the second resistor and the second end of the third resistor are electrically connected with a second power signal input end; in the four resistors, any two adjacent resistorsare fixed resistors, and the other two resistors are voltage dependent resistors; at least part of the fixed resistors are located in a peripheral circuit area, and the distance from the fixed resistors to the corresponding frame adhesive structure is smaller than the distance from the voltage dependent resistors to the corresponding frame adhesive structure; the vertical projections of the frameadhesive structure and the fixed resistors on a first substrate at least partially overlap. By means of the technical scheme, the probability that the frame adhesive structure covers the voltage dependent resistors is lowered, and the width of the peripheral circuit area is reduced.

The embodiment of the invention discloses a shift register, a gate drive circuit and a display panel; the shift register comprises: a node adjusting module, wherein the node adjusting module is used for adjusting a first node signal and a second node signal output by the node adjusting module according to a trigger signal and a first clock signal transmitted to the node adjusting module; a following control module which is used for controlling whether the shift signal output by the shift register follows the second clock signal transmitted to the following control module or not according to the first node signal transmitted to the following control module; and a pull-up control module which is used for controlling whether the shift signal output by the shift register follows the power supply signal transmitted to the pull-up control module or not according to the second node signal transmitted to the pull-up control module. According to the technical scheme, the number of the power signal lines in the non-display area of the display panel is reduced, and implementation of a narrow frame of the display panel is facilitated.

The invention discloses a shift register circuit, a display panel and a display device. The shift register circuit comprises a plurality of cascaded shift register unit groups; each shift register unit group comprises at least two shift register units; in each shift register unit group, the signal output end of each shift register unit in the previous shift register unit group is electrically connected with the scanning control end of each shift register unit in the next shift register unit group; in the same shift register unit group, the pull-down control module of one shift register unit is multiplexed as the pull-down control modules of the other shift register units, and the signal output end of each shift register unit outputs the enable level of the scanning signal in sequence. According to the embodiment of the invention, the size of the shift register circuit can be reduced, and when the shift register circuit is applied to the display panel, a narrow frame of the display panel is facilitated.

The embodiment of the invention discloses a shift register, a gate drive circuit and a display panel. The shift register comprises a node adjusting module, a following control module and a pull-up control module, the node adjusting module adjusts an output first node signal, a second node signal and a third node signal according to the trigger signal and the first clock signal; the pull-up controlmodule controls whether a shift signal output by the shift register follows a first power supply signal transmitted to the pull-up control module or not according to the first node signal and the second node signal; the following control module controls whether a shifting signal output by the shifting register follows a second clock signal transmitted to the following control module or not according to a third node signal, and the shifting register comprises seven switches or eight switches. By means of the technical scheme, seven switches or eight switches are used for achieving the shiftingfunction of the shifting register, meanwhile, the number of the switches in the shifting register is reduced, and implementation of a narrow frame of the display panel is facilitated.

The invention discloses a light-emitting driving circuit, a display panel and a display device. The light-emitting driving circuit comprises a first transistor, a second transistor, a third transistor, a fourth transistor, a fifth transistor, a sixth transistor and a first capacitor. According to the invention, the light-emitting drive circuit comprises six transistors and one capacitor; the connection relationship between the six transistors and one capacitor is set; the light-emitting driving circuit is ensured to output an enable signal for controlling the pixel driving circuit to accurately enter a light-emitting stage; compared with the prior art, the number of transistors and capacitors in the light-emitting drive circuit is reduced, the space, occupied by the light-emitting drive circuit, of a non-display area of the display panel is reduced, implementation of a narrow frame of the display panel is facilitated, and the cost of the display panel is reduced.

The invention provides a display device and a shift register thereof. The shift register comprises multiple levels. Each level selectively executes forward scanning and reverse scanning. Each level uses a first clock signal and a second clock signal. Each level comprises a bidirectional scanning module, a control module and an output module. The bidirectional scanning module, the control module and the output module comprise first to eighth switch components, a first capacitor and a second capacitor. In the invention, two clock signals are used to control eight switch components and two capacitors so as to realize the forward scanning and the reverse scanning of the multiple levels of the shift register, and circuit layout and IC output can be reduced.

The invention discloses a splicing panel assembly, a backlight module and a display device. The splicing panel assembly comprises a plurality of light-emitting panels, and each light-emitting panel comprises a substrate; a plurality of light-emitting elements arranged in an array are arranged on the front surface of the substrate; at least one connecting electrode is arranged on the side surface of the substrate; the light-emitting element is electrically connected with the connecting electrode; wherein the front surface and the side surface are connected and are not parallel; every two adjacent light-emitting panels are electrically connected with each other through the corresponding connecting electrode. According to the embodiment of the invention, the structure of each light-emitting panel connected with each other can be simplified, and meanwhile, the display uniformity of each light-emitting panel is ensured.