公开(公告)号：US12142190B1

公开(公告)日：2024-11-12

申请号：US18522263

申请日：2023-11-29

Applicant: NOVATEK Microelectronics Corp.

Inventor： Chieh-An Lin ,  Chun-Wei Kang ,  Po-Hsiang Fang ,  Keko-Chun Liang ,  Jhih-Siou Cheng ,  Nien-Tsung Hsueh ,  Che-Wei Yeh ,  Yu-Hsiang Wang

IPC: G09G3/32 ,  G09G3/20

Abstract: A display control system for controlling a display panel having a plurality of display zones includes a main controller, a plurality of display driver circuits and a plurality of memories. Each of the display driver circuits is coupled to a corresponding display zone among the plurality of display zones, to control the corresponding display zone. Each of the memories is coupled to a corresponding display driver circuit among the plurality of display driver circuits, to store a compensation data for the corresponding display zone controlled by the corresponding display driver circuit. The plurality of display driver circuits are cascaded through a plurality of first transmission channels and connected through at least one second transmission channel, and each of the first transmission channels is coupled between two of the plurality of display driver circuits or between one of the plurality of display driver circuits and the main controller.

公开(公告)号：US20230206813A1

公开(公告)日：2023-06-29

申请号：US17885547

申请日：2022-08-11

Applicant: Novatek Microelectronics Corp.

Inventor： Chun-Wei Kang ,  Yi-Yang Tsai ,  Siao-Siang Liu ,  Shih-Hsuan Huang

IPC: G09G3/20

CPC classification number: G09G3/2007 ,  G09G3/2096 ,  G09G2310/0297 ,  G09G2320/0233

Abstract: A display driving integrated circuit (IC) and a driving parameter adjustment method thereof are provided. The display driving IC includes a control circuit and a driving parameter determination circuit. The control circuit controls a current driving circuit and a scanning circuit according to a driving parameter, wherein the current driving circuit is suitable for driving multiple driving lines of a light emitting diode (LED) array, and the scanning circuit is suitable for driving multiple scanning lines of the LED array. The driving parameter determination circuit is coupled to the control circuit to provide the driving parameter. The driving parameter determination circuit dynamically adjusts the driving parameter for a target LED in the LED array according to a grayscale value of the target LED.

公开(公告)号：US11282438B2

公开(公告)日：2022-03-22

申请号：US16919069

申请日：2020-07-01

Applicant: Novatek Microelectronics Corp.

Inventor： Chun-Wei Kang ,  Jhih-Siou Cheng ,  Chun-Fu Lin ,  Po-Hsiang Fang ,  Ju-Lin Huang

IPC: G09G3/32

Abstract: A driver circuit configured to receive a display data and drive a display panel is provided. The display panel includes a plurality of light-emitting diode devices according to the display data. The driver circuit includes a data driver. The data driver is configured to output driving signals to drive the light-emitting diode devices according to the display data and operate in different operation modes according to a control signal. The data driver includes a plurality of output channels. The output channels output the driving signals to drive the light-emitting diode devices via respective output terminals of the driver circuit. An assignment relationship of the display data and the output channels is different in the different operation modes. A display apparatus including the driver circuit is also provided.

公开(公告)号：US11188171B2

公开(公告)日：2021-11-30

申请号：US16784176

申请日：2020-02-06

Applicant: NOVATEK Microelectronics Corp.

Inventor： Keko-Chun Liang ,  Yi-Yang Tsai ,  Jin-Yi Lin ,  Chun-Wei Kang ,  Yi-Chuan Liu

IPC: G06F3/041

Abstract: A driving system for a touch display device includes a timing controller, configured to output a plurality of first data and receive a plurality of second data; and a driving module, coupled to the timing controller, comprises a display driving module, configured to output a plurality of output voltages according to the plurality of first data output by the timing controller; and a sensing module, configured to receive a plurality of display sensing data and a plurality of touch sensing data to generate the plurality of second data to the timing controller.

公开(公告)号：US20220028775A1

公开(公告)日：2022-01-27

申请号：US16934016

申请日：2020-07-21

Applicant: Novatek Microelectronics Corp.

Inventor： Jhih-Siou Cheng ,  Hong-Dyi Chang ,  Chun-Wei Kang ,  Chun-Fu Lin ,  Ju-Lin Huang

IPC: H01L23/498 ,  H01L23/00 ,  H01L25/16 ,  H01L25/18

Abstract: An integrated circuit package, a die carrier, and a die are provided. The die carrier includes at least one die pad and a plurality of leads. The at least one die pad is suitable for carrying the die. The leads surround the at least one die pad. The leads are disposed on four sides of the die carrier. A length of a long side among the four sides is twice or more a length of a short side among the four sides. The die carrier is suitable for a QFN package or a QFP package.

公开(公告)号：US20210072859A1

公开(公告)日：2021-03-11

申请号：US16784176

申请日：2020-02-06

Applicant: NOVATEK Microelectronics Corp.

Inventor： Keko-Chun Liang ,  Yi-Yang Tsai ,  Jin-Yi Lin ,  Chun-Wei Kang ,  Yi-Chuan Liu

IPC: G06F3/041

Abstract: A driving system for a touch display device includes a timing controller, configured to output a plurality of first data and receive a plurality of second data; and a driving module, coupled to the timing controller, comprises a display driving module, configured to output a plurality of output voltages according to the plurality of first data output by the timing controller; and a sensing module, configured to receive a plurality of display sensing data and a plurality of touch sensing data to generate the plurality of second data to the timing controller.

公开(公告)号：US11929007B2

公开(公告)日：2024-03-12

申请号：US17885547

申请日：2022-08-11

Applicant: Novatek Microelectronics Corp.

Inventor： Chun-Wei Kang ,  Yi-Yang Tsai ,  Siao-Siang Liu ,  Shih-Hsuan Huang

IPC: G09G3/32 ,  G09G3/20

CPC classification number: G09G3/2007 ,  G09G3/2096 ,  G09G2310/0297 ,  G09G2320/0233

Abstract: A display driving integrated circuit (IC) and a driving parameter adjustment method thereof are provided. The display driving IC includes a control circuit and a driving parameter determination circuit. The control circuit controls a current driving circuit and a scanning circuit according to a driving parameter, wherein the current driving circuit is suitable for driving multiple driving lines of a light emitting diode (LED) array, and the scanning circuit is suitable for driving multiple scanning lines of the LED array. The driving parameter determination circuit is coupled to the control circuit to provide the driving parameter. The driving parameter determination circuit dynamically adjusts the driving parameter for a target LED in the LED array according to a grayscale value of the target LED.

公开(公告)号：US11244891B1

公开(公告)日：2022-02-08

申请号：US16934016

申请日：2020-07-21

Applicant: Novatek Microelectronics Corp.

Inventor： Jhih-Siou Cheng ,  Hong-Dyi Chang ,  Chun-Wei Kang ,  Chun-Fu Lin ,  Ju-Lin Huang

IPC: H01L23/498 ,  H01L23/00 ,  H01L25/18 ,  H01L25/16

Abstract: An integrated circuit package, a die carrier, and a die are provided. The die carrier includes at least one die pad and a plurality of leads. The at least one die pad is suitable for carrying the die. The leads surround the at least one die pad. The leads are disposed on four sides of the die carrier. A length of a long side among the four sides is twice or more a length of a short side among the four sides. The die carrier is suitable for a QFN package or a QFP package.

公开(公告)号：US20210304661A1

公开(公告)日：2021-09-30

申请号：US16919069

申请日：2020-07-01

Applicant: Novatek Microelectronics Corp.

Inventor： Chun-Wei Kang ,  Jhih-Siou Cheng ,  Chun-Fu Lin ,  Po-Hsiang Fang ,  Ju-Lin Huang

IPC: G09G3/32

Abstract: A driver circuit configured to receive a display data and drive a display panel is provided. The display panel includes a plurality of light-emitting diode devices according to the display data. The driver circuit includes a data driver. The data driver is configured to output driving signals to drive the light-emitting diode devices according to the display data and operate in different operation modes according to a control signal. The data driver includes a plurality of output channels. The output channels output the driving signals to drive the light-emitting diode devices via respective output terminals of the driver circuit. An assignment relationship of the display data and the output channels is different in the different operation modes. A display apparatus including the driver circuit is also provided.