Chengdu Boe Optoelectronics Technology Co., Ltd.

Boe Technology Group Co., Ltd.

Beijing Boe Technology Development Co., Ltd.

Tianma Li

Xiaojing Qi

Liang Li

Guohui Wang

Haigang Qing

Fan Li

Bin Ji

Qijun Zhang

Dake Wang

Jing Wang

Yun Qiu

Hongwei Li

Youqiang Lu

Xuefeng Ding

Jing Han

Jianjun Li

Tian Zhang

Haodi Liu

Xiaomei Huang

Shulin Qin

Donglong Lin

Fujian Ren

Xiaoli Liu

Lixia Liu

Yicai Zhang

A backlight module includes a back plate, a backlight component, and a rigid rear shell. The back plate includes a bottom plate and a vertical plate enclosing a mounting space. The backlight component is located in the mounting space and fixedly connected with the back plate. The rigid rear shell covers a side of the back plate away from the backlight component. The rigid rear shell includes a function part, a preset gap exists between the function part and the bottom plate. The bottom plate has a first connecting part including a first screw hole. The function part has a second connecting part including a second screw hole. The first connecting part and the second connecting part are connected through a fixing screw penetrating into the first screw hole and the second screw hole. A first gap exists between the first connecting part and the second connecting part.

Backlight module, display module and display apparatus

The backlight module includes: a backplane and an adhesive frame. The backplane includes a bottom plate and a plurality of side plates, matching to define an accommodating space. The side plates include at least one first side plate. The first side plate has at least two clamping grooves distributed in an extending direction of the first side plate. The adhesive frame includes subframes connected with the side plates. A first subframe in the subframes is connected with the first side plate. The first subframe includes a bearing part and at least two clamping parts in correspondence with the clamping grooves. The bearing part is on a side of the accommodating space away from the bottom plate. The clamping parts are on a side of the bearing part facing the bottom plate. Each clamping part is clamped with the corresponding clamping groove in a matching mode.

Backlight module and display module

The disclosure provides a display substrate and a method of fabricating the same, and a display panel. The display substrate includes: a substrate; a transistor structure on the substrate; a flexible circuit board having one end coupled to the transistor structure, and the other end capable of being bent to a side of the substrate away from the transistor structure; and a blocking conductive layer on the flexible circuit board and configured to block an interference electric field in an external environment from affecting the display substrate.

Display substrate, method of fabricating the same, and display panel

Provided is a back light unit, a display unit and a display apparatus. The back light unit is configured to be disposed on a side of a display panel away from a display side, and includes a back plate and a plastic frame. The back plate includes a bottom plate and a side plate connected to an edge of the bottom plate, and a step is formed on an inner side of the side plate. The step has a first side away from the bottom plate and a second side away from an outer side of the side plate. The plastic frame is supported on the first side surface of the step, and a supporting part is disposed on an end surface of the side plate away from the bottom plate.

Back light unit, display unit and display apparatus

A chip programming voltage detection circuit and a chip programming voltage detection method are disclosed. The chip programming voltage detection circuit comprises a detection subcircuit and a warning subcircuit. The detection subcircuit detects a voltage at a programming voltage output pin, and outputs a detection signal based on the voltage at the programming voltage output pin. The warning subcircuit is connected to a detection output terminal of the detection subcircuit, and is operated to issue a warning alarm in a case where the detection signal indicates that the voltage at the programming voltage output pin does not reach a voltage required for an IC chip programming.

Chip programming voltage detection circuit and detection method

A switch timing controlling circuit includes a first timing controlling circuit including a first inverting sub-circuit configured to form a first inverting signal that is inverted from an initial signal having a first level as an inactive level and a second level as an active level input from an initial signal terminal; a first delaying sub-circuit configured to delay a time point of the first inverting signal at which the first inverting signal changes from the first level to the second level to form a first delaying signal; and a second inverting sub-circuit configured to form a reset signal inverted from the first delaying signal; and a second timing controlling circuit including a second delaying sub-circuit configured to delay a time point of the initial signal at which the initial signal changes from the first level to the second level to form a display control signal.

Switch timing controlling circuit, switch timing controlling method and display device

This application discloses a display device. The display device includes a display module, a frame surrounding the sides of the display module, a backlight module stacked with the display module, and a backplane. The frame includes holes. The backplane includes a main plane, side walls, and protrusions. The main plane is located on a side of the backlight module away from the display module. The side walls extend from the edges of the main plane toward the display module and are perpendicular to the main plane. The protrusions are located on the side walls and each of the protrusions is embedded in a corresponding one of the holes of the frame.

Display device having frame with holes

A pixel unit driving circuit and a method thereof, a pixel unit and a display apparatus can improve uniformity in the brightness of an OLED panel. The pixel unit driving circuit includes a driving thin film transistor, a matching thin film transistor, a signal-erasing thin film transistor, a charging control unit, a driving control unit and a storage capacitor, wherein a gate of the driving thin film transistor is connected with a high level output terminal of a driving power supply via the charging control unit, a source thereof is connected with the high level output terminal of the driving power supply, and a drain thereof is connected with an anode of an OLED; a gate and a source of the matching thin film transistor are connected with a data line via the charging control unit, and a drain thereof is connected with a second end of the storage capacitor.

Pixel unit driving circuit having erasing transistor and matching transistor, method driving the same, pixel unit and display apparatus

Provided are a pixel driving circuit, a driving method thereof and a display apparatus. The pixel driving circuit includes an electroluminescent element, a driving transistor, a switch unit, a charging unit, a compensation unit, a cutoff unit and a storage unit. The pixel driving circuit charges the storage capacitor by the charging unit first, and then uses the method of charging first and discharging later to make the voltage in the storage capacitor match the driving current quickly to perform fast compensation of the threshold voltage V, and thus make the driving current provided by the driving transistor not influenced by the threshold voltage V, thereby raising the consistency of the driving currents and improving the uniformity of brightness.

Pixel driving circuit, driving method thereof and display apparatus

A pixel circuit and driving method, display apparatus, the circuit comprises: light-emitting device; driving transistor; first switch-transistor whose source and drain are connected respectively with the gate and drain of the driving transistor; third switch-transistor, whose drain is connected with the light-emitting device, and source is connected with the drain of the driving transistor; storage capacitor, whose first terminal is connected with the gate of the driving transistor; second switch-transistor, whose drain is connected with the second terminal of the storage capacitor, and source is connected with the common connection terminal; fourth switch-transistor, whose source is connected with the second terminal of the storage capacitor; fifth switch-transistor, whose drain is connected with data signal terminal, and source is connected with the drain of the fourth switch-transistor; and first capacitor, whose first terminal is connected with the source of the fifth switch-transistor, and second terminal is connected with the common connection terminal.

Pixel circuit and driving method thereof, display apparatus

A pixel unit driving circuit and a method thereof, a pixel unit and a display apparatus can improve uniformity in the brightness of an OLED panel. The pixel unit driving circuit comprises a driving thin film transistor (DTFT), a matching thin film transistor (MTFT), a signal-erasing thin film transistor (ETFT), a charging control unit (), a driving control unit () and a storage capacitor (Cs). A gate of the driving thin film transistor (DTFT) is connected with a first end of the storage capacitor (Cs) and is connected with a driving power supply (VDD) via the charging control unit (), a source thereof is connected with a driving power supply (VSS), and a drain thereof is connected with the OLED. A gate and drain of the signal-erasing thin film transistor (ETFT) is connected with the second end of the storage capacitor (Cs), a source of the signal-erasing thin film transistor (ETFT) is connected with the gate and the drain of the matching thin film transistor, and is connected with the data line via the charging control unit (). A source of the matching thin film transistor (MTFT) is connected with a second end of the storage capacitor (Cs).

Pixel unit driving circuit having an erasing transistor and matching transistor, and method thereof

The present invention discloses array substrate, display device and method for controlling refresh rate of an array substrate. The array substrate includes; a plurality of pixel structures each including gate line, data line, common electrode line, first switching element at intersection of the gate line and the data line, pixel electrode, second switching element, and first transparent electrode. Gate, source and drain of the first switching element are connected to the gate line, the date line and the pixel electrode, respectively. Gate, source and drain of the second switching element are connected to second switching controlling line, common electrode signal terminal and the first transparent electrode, respectively. A first storage capacitance is formed between the pixel electrode and the common electrode line and/or between the pixel electrode and the gate line, and a second storage capacitance is formed between the pixel electrode and the first transparent electrode.

Array substrate, display device and method for controlling refresh rate

The present invention provides capacitive touch panel, and display device. The capacitive touch panel of the present invention comprises at least one column of electrode set, the electrode set comprising a plurality of electrode units sequentially arranged, and adjacent electrode units complementarily matching each other, wherein each electrode unit comprises first touch electrode, second touch electrode and third touch electrode, the first, second and third touch electrodes complementarily match each other, and the first touch electrode is used for keeping patterns of the second touch electrode and the third touch electrode included in the same electrode unit from contacting with each other, the second touch electrode is used for keeping pattern of the electrode unit from contacting with pattern of immediately previous electrode unit, and the third touch electrode is used for keeping the pattern of the electrode unit from contacting with pattern of immediately next electrode unit.

Capacitive touch panel having complementarily matching adjacent electrode units and display device including the capacitive touch panel

A gate driving circuit and a display, the gate driving circuit comprises a plurality of shift register connected in cascade. The shift register comprises: a signal outputting circuit (), a signal inputting circuit (), an inverting circuit () and a logic circuit (). The signal outputting circuit () receives a forward direction clock signal from an external circuit and comprises a clock transistor and a level transistor. The signal outputting circuit outputs the forward direction clock signal when the clock transistor is turned on and outputs a constant-low level signal when the level transistor is turned on. The signal inputting circuit () receives an output signal from a previous shift register, and turns on the clock transistor when the received output signal of the previous shift register is valid. The inverting circuit () receives an inverse direction clock signal from the external circuit, turns off the clock transistor and turns on the level transistor at the same time when the inverse direction clock signal is valid. The logic circuit () holds the clock transistor as being turned on before the level transistor is turned on. The gate driving circuit has low power consumption, strong capability of anti-interference and a stable output wave.

Gate driving circuit for thin film transistor liquid crystal display and thin film transistor liquid crystal display

Embodiments of the disclosed technical solution provides a shift register unit circuit which operates based on two clock signals and comprises input terminals, a pre-charging circuit, a first level pulling-down circuit, a second level pulling-down circuit and a scan signal output terminal. Embodiments of the disclosed technical solution also provides a shift register having at least two shift register unit circuits connected in cascade, and further provides a liquid crystal display array substrate and a liquid crystal display. Embodiments of the disclosed technical solution settles problems that a threshold voltage of the pulling-down TFT would drift under a direct current bias voltage and a output is unstable due to a clock hopping, increases a reliability of the circuit and reduces power consumption.

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Beijing, China

Tianma Li