Tcl China Star Optoelectronics Technology Co., Ltd.

Huawei Technologies Co., Limited

Gree Electric Appliances, Inc. of Zhuhai

Shenzhen Lianjixing Technology Co., Ltd.

Shenzhen Rockvision Technology Co., Ltd.

Haoran Li

Xiong Hu

Sha Li

Yu Wu

Nanfei Chen

Jianfeng Xiao

Yang Zhao

Hongwu Li

Yuhu Guo

Wenfang Li

Guangxing Xiao

Yan Li

Tao He

Yan Liu

Min Zeng

Weizhuo Xing

Yubing Guo

Yongfeng Wu

A switch device includes: a switch circuit; a control signal input terminal configured to input a control signal to the switch circuit; a voltage input terminal configured to input an initial voltage to the switch circuit; and a voltage output terminal configured to output an output voltage to a light-emitting device. The switch circuit includes: a first input terminal and a second input terminal electrically connected to the control signal input terminal and the voltage input terminal, respectively; and a first output terminal electrically connected to the voltage output terminal.

Switch devices and display apparatuses

A method includes displaying, by an electronic device, a first page, enabling, by the electronic device, a page content hiding function for the first page in response to a first preset input of a user, receiving, by the electronic device, a second preset input of marking a hidden area on the first page by the user after enabling the page content hiding function, and hiding, by the electronic device, display content in the hidden area in response to the second preset input.

Hiding content displayed by an application based on a user selection

A current limiting circuit includes a first voltage terminal, a second voltage terminal, a first transistor and a current limiting module. An input terminal of the first transistor is electrically connected to the first voltage terminal, and an output terminal of the first transistor is electrically connected to the second voltage terminal. The current limiting module is electrically connected to the input terminal of the first transistor and a control terminal of the first transistor. The current limiting module is configured to control voltage difference between the control terminal of the first transistor and the input terminal of the first transistor for controlling a state of the first transistor so that a current limiting value of the current limiting circuit is adjustable.

Current limiting circuits

A current limiting circuit includes a first voltage terminal, a second voltage terminal, a first transistor and a current limiting module. The first transistor includes an input terminal and an output terminal of the first transistor that are connected in series on a path formed by the first voltage terminal and the second voltage terminal. The current limiting module is electrically connected to a control terminal of the first transistor. The current limiting module is configured to output a control signal to the control terminal of the first transistor for controlling a state of the first transistor so that a current limiting value of the current limiting circuit is adjustable.

Current limiting circuits capable of adjusting current limiting value

The disclosure discloses a drive circuit included a first transistor electrically connected to a first control terminal, a first voltage terminal, and a first node; an inductor electrically connected to the first node and a second voltage terminal; a first diode electrically connected to a grounding terminal and the first node; a first capacitor electrically connected to a second voltage terminal and the grounding terminal; and a discharging circuit module electrically connected to the first node and the grounding terminal to provide a discharging circuit to discharge the capacitor.

Drive circuit and display device

The present application provides a driving method, a driving device, and a display terminal of a display panel. The display panel includes light emitting elements. The driving method includes: obtaining a grayscale data of a displayed image; determining a target current level from preset multiple current levels according to the grayscale data; determining a pulse width modulation signal according to the grayscale data; and driving the light emitting elements to emit light according to the target current level and the pulse width modulation signal.

Driving method, driving device, and display terminal of display panel

A driving circuit is provided and includes a first transistor electrically connected to a first control terminal, a first voltage terminal and a first node; and a second transistor electrically connected to a second control terminal, the first node and a ground terminal; and an inductor, a first terminal thereof is electrically connected to the first node, and a second terminal thereof is electrically connected to a second voltage terminal; and a shunt module electrically connected to the first node and the ground terminal, and the shunt module is configured to provide a current loop to shunt a current flowing through the second transistor.

Driving circuit

A backlight brightness control method, a backlight brightness control device, and a display equipment are provided. By using a constant current integrated circuit to input constant current to backlight sources in backlight partitions, uniformity of backlight brightness is allowed to be improved. By determining a target peak current inputted to the backlight sources in the backlight partitions according to a grayscale level of partition images, not only can the backlight brightness required by a high grayscale level be ensured, but fine adjustment of the backlight brightness under a low grayscale level can also be ensured.

Backlight brightness control method, backlight brightness control device, and display equipment

A driving circuit, a display panel, and a panel are provided. The driving circuit includes a substrate and signal lines and a plurality of load components disposed on the substrate. The plurality of load components are distributed along a first direction. Each of the load components is connected to the signal lines. The signal lines include at least two signal input terminals. Signals are loaded to signal lines through the at least two signal input terminals.

Driving circuit, display panel, and panel

Air cleaner

Humidifier

A display panel and a driving method thereof are provided, including a time schedule controller and at least one driver integrated circuit (driver IC). Pulse width modulation (PCM) data between the time schedule controller and the driver IC is transmitted in a decoded manner, and pulse amplitude modulation (PAM) data is transmitted in an undecoded manner, reducing a transmission rate between the time schedule controller and the driver IC, and thereby reducing or eliminating risks of electromagnetic interference (EMI). Furthermore, using this transmission method can reduce the number of latches used in the driver IC.

Display panel and driving method thereof

A display device and a controlling method thereof are provided. The display device includes a display panel, a backlight unit, and a time schedule controller. The display panel is configured to display images. Areas where afterimages of dynamic images occur are identified according to comparison results of dither values. Tailing phenomenon of the dynamic images may be relieved by transmitting backlight data without brightness to a second backlight sub-area corresponding to where the afterimages occur. Furthermore, because frequency multiplication is not applied, risks of display instability will not increase.

Display device and controlling method thereof

A reference voltage generation circuit is provided. The reference voltage generation circuit reduces a potential difference between a reference voltage less than a first data driving voltage and a data driving voltage, namely, the potential difference between a lower reference voltage and the data driving voltage is reduced. Therefore, the power loss of a voltage dividing module is reduced to prevent the problems of reduced reliability and reduced service life of a drive circuit board due to excessive internal temperature.

Reference voltage generation circuit and its generation method, display device

A method and an apparatus for adjusting a user emotion are provided. In one example, the method includes obtaining, by a terminal device, data that represents a physical condition of a user, where the data comprises first data, and the first data is at least one parameter value detected for the user by a wearable device connected to the terminal device. The method also includes obtaining, by the terminal device, emotion information determined based on the data and performing, by the terminal device, an operation corresponding to the emotion information.

Growing community of inventors

Shenzhen, China

Haoran Li