Wuhan Tianma Micro-electronics Co., Ltd

Yangtze Memory Technologies Co., Ltd.

Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.

Wuhan Jingce Electronic Group Co., Ltd.

Other

Hamamatsu-photonics K.k.

Wuhan Leaddo Measuring & Control Co., Ltd.

Wuhan Inphilight Technology Company Limited

Bo Li

Jialiang Deng

Zhaokeng Cao

Tianqing Hu

Zhuqin Duan

Lei Shi

Yanlan Liu

Yuesong Pan

Xiaojiang Guo

Zhou Wang

Biaohua Deng

Changdong Ou

Wenzhong Dong

Yimei Zhang

Wentian Tang

Linhai Mei

Tao Peng

Yangzhao Ma

Ruiyuan Zhou

Wenxu Xianyu

Yongzhi Wang

Tomonori Kawakami

Xingxing Yang

Yingjie Chen

Chunpeng Zhang

Mitsuo Hiramatsu

Ruili Cui

Yafei Shen

Jinchi Han

Defeng Zhu

Yongzheng Tang

Dingbo Xie

Moxiao Xu

Minghua Zhang

Qinxue Huang

Jinyong Yan

Chunzheng Wang

Tomonori c/o Hamamatsu Photonics KK Kawakami

Mitsuo c/o Hamamatsu Photonics KK Hiramatsu

In certain aspects, a method for programming a memory device includes caching first program data and preparing first program information, performing a first program operation using the first program data and the first program information, during the first program operation, caching a second program data in a first cache latch and preparing second program information, and after the first program operation is completed, performing a second program operation using the second program data and the second program information.

Memory device and method for performing cache program on memory device

In certain aspects, a memory device includes a plurality of memory cells and a peripheral circuit coupled to the plurality of memory cells. The peripheral circuit includes a page buffer, which includes a page buffer circuit and control logic coupled to the page buffer circuit. The page buffer circuit includes a dynamic storage unit and a first non-dynamic storage unit. The control logic is configured to determine whether an information swapping process is performed between the dynamic storage unit and the first non-dynamic storage unit based on a type of an operation to be performed on the page buffer circuit and an information storage manner between the dynamic storage unit and the first non-dynamic storage unit. The control logic is further configured to perform the operation on the page buffer circuit based on the determining whether the information swapping process is performed.

Memory device, memory system, and operation method thereof

In certain aspects, a memory device includes an array of memory cells, including a first memory cell and a second memory cell, and a peripheral circuit. The peripheral circuit includes a page buffer circuit and control logic. The control logic is configured to suspend a program operation on the first memory cell responsive to receiving a suspension command indicative of executing a read operation on the second memory cell, control the page buffer circuit to release a sensing storage unit and a cache storage unit of the page buffer circuit from being occupied by a suspension of the program operation through a usage of a dynamic storage unit of the page buffer circuit during the suspension of the program operation, and initiate a read operation on the second memory cell using the sensing storage unit and the cache storage unit.

Memory device and read operation during suspension of program operation thereof

The present application provides a display panel. The display panel includes a substrate; and a pixel driving circuit layer including a plurality of pixel driving circuits, wherein each of the pixel driving circuits includes a first capacitor and a second capacitor that are arranged on a same metal layer, so as to achieve low-frequency display, and meanwhile reduce power consumption of the pixel driving circuits.

Display panel

A memory device includes N memory planes (N is an integer greater than 1), M asynchronous multi-plane independent (AMPI) read units (M is an integer smaller than or equal to N), a first microcontroller unit (MCU), and a multiplexing circuit coupled to the N memory planes, the first MCU, and the M AMPI read units. Each AMPI read unit is configured to provide an AMPI read control signal for a respective memory plane to control an AMPI read operation on the respective memory plane. The first MCU is configured to provide a non-AMPI read control signal for each memory plane to control a non-AMPI read operation on each memory plane. The multiplexing circuit is configured to, in a non-AMPI read operation, direct a non-AMPI read control signal to each memory plane from the first MCU, and in an AMPI read operation, direct each AMPI read control signal of M AMPI read control signals to the respective memory plane from the corresponding AMPI read unit.

Memory device and asynchronous multi-plane independent read operation thereof

A wavelength debugging method of multi-channel optical module includes: determine the initial temperature of TEC, and plot the temperature-optical power curve of each channel; obtain temperature Tand Tcorresponding to upper and lower limit values of the target wavelength of each channel and the left and right security boundary temperatures T' and T′ of each channel; compare T, T, T′, T′ of each channel, when the product is qualified, record the middle two values in descending order as Tand T, respectively; compare the size of Tand Tof each channel, when the product is qualified, take the maximum value of Tof each channel as T′, and take the minimum value of Tof each channel as T′, the final setting temperature of TEC is calculated as T′=(T′+T′)/2, and the corresponding wavelength for each channel at this temperature T′ is the wavelength after debugging for each channel.

Wavelength debugging method of multi-channel optical module and the optical module

A sensing module and a wearable device having same are disclosed. Wherein the sensing module comprises sensing electrodes, including a plurality of first sensing groups and a plurality of second sensing groups, wherein a width of the electrodes in the first sensing groups and a width of the electrodes in the second sensing groups are both less than a predetermined width; a driving chip, respectively connected to at least some of the first sensing groups and at least some of the second sensing groups. The driving chip has a fingerprint recognition function and a touch function.

Sensing module and wearable device having same

A touch display panel is provided, which includes a thin film transistor substrate, a light-emitting layer, an encapsulation layer, and a touch layer. The light-emitting layer includes a cathode. The touch layer includes a plurality of touch sensing electrodes disposed in a same layer. The touch sensing electrodes are connected to a plurality of touch signal lines in a one-to-one correspondence, the touch signal lines are connected to a touch chip, a coupling capacitor is formed between the touch sensing electrodes and the cathode, and the touch chip determines whether there is a touch operation or not by detecting a variation of the coupling capacitor.

Touch display panel

In certain aspects, a method for operating a memory device is disclosed. The memory device includes a plurality of memory planes. Whether an instruction is an asynchronous multi-plane independent (AMPI) read instruction or a non-AMPI read instruction is determined. In response to the instruction being an AMPI read instruction, an AMPI read control signal is generated based on the AMPI read instruction, and the AMPI read control signal is directed to a corresponding memory plane of the memory planes. In response to the instruction being a non-AMPI read instruction, a non-AMPI read control signal is generated based on the non-AMPI read instruction, and the non-AMPI read control signal is directed to each memory plane of the memory planes.

In certain aspects, a method for operating a memory device is disclosed. The memory device includes memory planes and multiplexers (MUXs). Each MUX includes an output coupled to a respective one of the memory planes, a first input receiving a non-asynchronous multi-plane independent (AMPI) read control signal, and a second input receiving an AMPI read control signal. Whether an instruction is an AMPI read instruction or a non-AMPI read instruction is determined. In response to the instruction being an AMPI read instruction, an AMPI read control signal is generated based on the AMPI read instruction, and a corresponding MUX is controlled to enable outputting the AMPI read control signal from the second input to the corresponding memory plane. In response to the instruction being a non-AMPI read instruction, a non-AMPI read control signal is generated based on the non-AMPI read instruction, and each MUX is controlled to enable outputting the non-AMPI read control signal from the respective first input to the respective memory plane.

A flexible touch control display module includes an array substrate, an organic light emitting diode (OLED) light emitting layer, a thin film encapsulation layer, a touch control layer, and a polarizing film layer. The polarizing film layer includes an adhesive layer, a photo alignment layer, and a protective layer. The photo alignment layer is disposed on the touch control layer, and the adhesive layer is disposed between the touch control layer and the photo alignment layer, such that the photo alignment layer is adhered to the touch control layer, and the protective layer is disposed on the photo alignment layer.

Flexible touch control display module

A touch display device includes a cover plate, a touch display module, a substrate, a liner layer disposed on the substrate, a first transparent substrate disposed on the liner layer, a second transparent substrate disposed on the liner layer, a touch driving electrode and a touch sensing electrode. The touch driving electrode is disposed on the first transparent substrate, and the touch sensing electrode is disposed on the second transparent substrate. A capacitance between the touch driving electrode and the touch sensing electrode is varied to perform touch sensing when the touch display device is applied. A distance between the touch driving electrode and the touch sensing electrode is varied perform pressure sensing when a certain pressure is applied to the touch driving electrode.

Touch display device

An automatic optical inspection device, including an image storage unit; an image computing unit; and an image acquisition unit. The image storage unit includes a first communication interface and a second communication interface. The image computing unit includes a first optical interface, a second optical interface, a third optical interface, and a fourth optical interface; the image acquisition unit includes a third communication interface and a camera interface. The image storage unit is configured to transmit configuration parameters and test commands to the image computing unit, receive a test result transmitted from the image computing unit via the first communication interface, and receive data from the image acquisition unit via the second communication interface. The image computing unit is configured to receive the configuration parameters and test commands from the image storage unit, and transmit the test result to the image storage unit via the first fiber interface.

Automatic optical inspection device based on CPU+GPU+FPGA architecture

An image acceleration processing device including a field programmable gate array (FPGA) processing platform; and a personal computer (PC). The FPGA processing platform includes: a first fiber interface configured to receive configuration parameters and test commands, and to output test results; a second fiber interface configured to exchange data with the PC; a third fiber interface configured to receive image data and output the configuration parameters and the test commands; a fourth fiber interface configured to control the generation of a screen lighting signal; and a fifth fiber interface configured to control an input/output (IO) light source.

Image acceleration processing device for automatic optical inspection of LCD module

An array substrate includes a display area, a non-display area, an optical component setting area and multiple pixels; the non-display area includes a first non-display area and a second non-display area; the first non-display area surrounds the optical component setting area, the display area surrounds the first non-display area, and the second non-display area surrounds the display area; the display area includes a first display area and a second display area, the second display area is located between the first non-display area and the second non-display area; the pixels include multiple first pixels and multiple second pixels, the first pixels are located in the first display area, the second pixels are located in the second display area, and a pixel density of the second display area is less than a pixel density of the first display area.

Array substrate, display panel and display device

Growing community of inventors

Wuhan, China

Bo Li