Boe Technology Group Co., Ltd.

Hefei Xinsheng Optoelectronics Technology Co., Ltd.

Xianfeng Yuan

Yuanyuan Liu

Min Wang

Shuai Liu

Jianjun Wang

Xuanxuan Qiao

Zejun Chen

Hongjun Wang

Xiaoshi Liu

Rui Wang

Zhenzhou Xing

Kangxi Chen

Junbo Xu

Hui Dong

Min Zhong

The present disclosure is related to a display device and a circuit board (). The display device comprises a light-emitting module (), a circuit board () and a conductive structure (). The surface of the light-emitting module () is provided with a conductive portion (). The circuit board () is arranged on a back face () of the light-emitting module (), and has a first surface () close to the light-emitting module (). The first surface () of the circuit board () is provided with an exposed external conductive layer (), and the external conductive layer () is electrically connected to a ground wire of the circuit board (). The conductive structure () is located between the circuit board () and the light-emitting module (), and makes the external conductive layer () electrically connect to the conductive portion ().

Display device and circuit board

An overcurrent protection circuit includes: a sampling sub-circuit configured to acquire gate input signals, select a gate input signal with a voltage value greater than a first preset voltage value as a sample gate input signal, generate a first control signal according to the sample gate input signal, and output the first control signal; a delay determination sub-circuit configured to receive the first control signal, delay the first control signal for a first preset time, determine whether a voltage value of the first control signal after delay is less than a voltage value of the first control signal before the delay, and if not, output a counting signal; and a counting control sub-circuit configured to receive the counting signal, perform counting according to the counting signal, and if a counted number reaches a preset number, output a second control signal.

Overcurrent protection circuit, display apparatus and driver circuit thereof, and overcurrent protection method

A timing controller includes a receiving circuit, a timing control circuit, and a plurality of insertion loss circuits. The receiving circuit is configured to receive N frames of signals. The timing control circuit is configured to: detect a bit error rate of an (M-1)-frame signal in a blanking interval of an M-frame signal; adjust a swing of the (M-1)-frame signal according to a target swing value corresponding to the bit error rate of the (M-1)-frame signal; and select the corresponding insertion loss circuit according to the target swing value corresponding to the bit error rate of the (M-1)-frame signal, wherein M and N are both positive integers, and M is greater than 1 and less than or equal to N. The present disclosure is applied to signal adjustment of the timing controller.

Timing controller, display device, and signal adjustment method

A method for driving an array substrate includes: charging six sub-pixels of each repeating unit controlled by two gate lines that are coupled to one first control sub-circuit in each of a plurality of charging phases included in a frame period; each charging phase including six charging sub-phases, and one sub-pixel of each repeating unit being charged in each charging sub-phase. In each charging sub-phase, the first control sub-circuit transmits a scanning signal from a scan signal transmission channel to one of two gate lines coupled thereto under control of a scan control signal transmitted by at least one scan control signal line; each second control sub-circuit transmits a data signal from a data signal transmission channel to one data line coupled to a repeating unit under control of a data control signal transmitted by at least one data control signal line.

Array substrate and method for driving the same, display apparatus

A voltage regulation system, a driving circuit, a display device and a voltage regulation method are disclosed. The voltage regulation system, applicable to an electronic device, including a power supply circuit, a determination circuit and a regulation circuit. The power supply circuit is connected with the regulation circuit, and the power supply circuit is configured to provide a reference voltage and provide a first voltage inputted into the electronic device; the determination circuit is connected with the power supply circuit, and the determination circuit is configured to, according to the reference voltage and the first voltage, output a compensation voltage; and the regulation circuit is connected with the determination circuit so as to receive the compensation voltage, and the regulation circuit is configured to output a third voltage, according to the compensation voltage and a second voltage, in a case where the compensation voltage is not within a preset range.

Voltage regulation system, driving circuit, display device and voltage regulation method

A display panel is disclosed. The display panel includes a plurality of pixel structures, each of the pixel structures including: a first electrode being a transparent electrode; a second electrode in substantially parallel arrangement with respect to the first electrode; a retaining wall between the first electrode and the second electrode, and enclosing a sealed cavity together with the first electrode and the second electrode; and a target liquid in the sealed cavity containing a plurality of particles, and the plurality of particles being configured to form photonic crystals with different lattice spacing under an action of different electric fields between the first electrode and the second electrode.

Pixel structure, display panel, manufacturing and control method thereof

Provided are a timing controller, and a driving method and a display device thereof. The timing controller may include a detection circuit and a control circuit. The detection circuit may detect a symbol error rate of a drive signal transmitted from a control circuit to a source drive circuit, and send the symbol error rate to the control circuit. The control circuit may automatically adjust a voltage swing of the drive signal according to the symbol error rate of the drive signal, and may enable a magnitude of the adjusted voltage swing to negatively correlate with a magnitude of the symbol error rate. Therefore, electromagnetic interference is effectively reduced, and flexibility in reducing electromagnetic interference is improved.

Timing controller having detection circuit and control circuit, and driving method and display device thereof

A method and a device for driving a display panel, and a display device are provided. The method includes: dividing the display panel into at least two display regions, where each display region corresponds to a timing controller, and the timing controller is configured to control the corresponding display region to display; dividing each display region into multiple detection blocks; detecting whether a defect block exists in each display region; and enabling, when the defect block exists in only one display region, by the timing controller corresponding to the only one display region, a pattern detection function, and enabling, when the defect block exists in each of more than one display region, by the timing controllers corresponding to the more than one display region simultaneously, the pattern detection function.

Method and device for driving display panel and display device

A driving circuit, a control method thereof, a display panel, and a display device. The driving circuit comprises a logic board, a gate driving sub-circuit, and an interface control sub-circuit. The interface control sub-circuit is configured to detect a timing control signal outputted by the logic board to the gate driving sub-circuit via a signal transmission interface, and control the signal transmission interface of the logic board to stop outputting the timing control signal to the gate driving sub-circuit in response to detecting that the timing control signal does not satisfy a preset condition.

Growing community of inventors

Beijing, China

Xianfeng Yuan