-
公开(公告)号：US11974371B2
公开(公告)日：2024-04-30
申请号：US17388748
申请日：2021-07-29
Applicant: NOVATEK MICROELECTRONICS CORP.
Inventor： Yu-Hsiang Wang , Che-Wei Yeh , Keko-Chun Liang , Yong-Ren Fang , Yi-Chuan Liu
Abstract: A light-emitting diode LED driver and a LED driving device including the LED driver are provided. The light-emitting diode LED driver includes a decoding circuit that receives a data signal and decodes the data signal to generate display data used to drive LEDs to emit light and display and a recovered clock signal. Further provided is an encoding circuit that encodes the decoded display data by using the recovered clock signal to generate an encoded data signal, where the data signal is encoded in a first encoding format, and the encoded data signal is encoded in a second encoding format.
-
公开(公告)号：US11509296B2
公开(公告)日：2022-11-22
申请号：US17239671
申请日：2021-04-25
Applicant: NOVATEK Microelectronics Corp.
Inventor： Che-Wei Yeh , Keko-Chun Liang , Yu-Hsiang Wang , Yi-Chuan Liu
Abstract: A clock generator includes a pulse generator and a duty cycle correction circuit. The pulse generator is configured to receive an input clock signal and generate a pulse signal according to the input clock signal. The duty cycle correction circuit, coupled to the pulse generator, is configured to adjust a duty cycle of the pulse signal to generate an output clock signal.
-
公开(公告)号：US20220343833A1
公开(公告)日：2022-10-27
申请号：US17238179
申请日：2021-04-22
Applicant: NOVATEK Microelectronics Corp.
Inventor： Che-Wei Yeh , Keko-Chun Liang , Yu-Hsiang Wang , Yong-Ren Fang , Yi-Chuan Liu
IPC: G09G3/32
Abstract: A display control system includes a plurality of driver circuits connected in series. A driver circuit among the plurality of driver circuits includes a receiver, a duty cycle correction circuit and a transmitter. The receiver is configured to receive a first signal from a previous driver circuit among the plurality of driver circuits. The duty cycle correction circuit, coupled to the receiver, is configured to adjust a duty cycle of the first signal to generate a second signal. The transmitter, coupled to the duty cycle correction circuit, is configured to transmit the second signal to a next driver circuit among the plurality of driver circuits.
-
公开(公告)号：US20220039231A1
公开(公告)日：2022-02-03
申请号：US17388748
申请日：2021-07-29
Applicant: NOVATEK MICROELECTRONICS CORP.
Inventor： Che-Wei Yeh , Keko-Chun Liang , Yong-Ren Fang , Yi-Chuan Liu
Abstract: A light-emitting diode LED driver and a LED driving device including the LED driver are provided. The light-emitting diode LED driver includes a decoding circuit that receives a data signal and decodes the data signal to generate display data used to drive LEDs to emit light and display and a recovered clock signal. Further provided is an encoding circuit that encodes the decoded display data by using the recovered clock signal to generate an encoded data signal, where the data signal is encoded in a first encoding format, and the encoded data signal is encoded in a second encoding format.
-
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.
-
Patent Agency Ranking
公开(公告)号：US10163416B2
公开(公告)日：2018-12-25
申请号：US14801855
申请日：2015-07-17
Applicant: Novatek Microelectronics Corp.
Inventor： Chieh-An Lin , Jhih-Siou Cheng , Po-Hsiang Fang , Po-Yu Tseng , Ju-Lin Huang , Yi-Chuan Liu
IPC: G09G3/36
Abstract: A display apparatus and a driving method of the same are provided. The display apparatus includes a display panel, a gate driver circuit, and a source driver circuit. During a functional sub-period of a frame period, the gate driver circuit simultaneously drives a plurality of gate lines, and the source driver circuit drives a plurality of source lines, so as to perform a function on a plurality of pixels connected to the gate lines. In a scan sub-period of the frame period, the gate driver circuit drives the gate lines according to a scan sequence, and the source driver circuit correspondingly drives the source lines according to the scan sequence of the gate driver circuit in the first scan sub-period, so as to display an image.
-
公开(公告)号：US20230005451A1
公开(公告)日：2023-01-05
申请号：US17945082
申请日：2022-09-14
Applicant: NOVATEK Microelectronics Corp.
Inventor： Che-Wei Yeh , Keko-Chun Liang , Yu-Hsiang Wang , Yong-Ren Fang , Yi-Chuan Liu , Yi-Yang Tsai , Po-Hsiang Fang
IPC: G09G5/12
Abstract: A control system includes a plurality of driving circuits coupled in series, which include a first driving circuit and a second driving circuit. The first driving circuit includes a first receiver, a first transmitter and a first flag signal selector. The first transmitter is coupled to the first receiver, and the first flag signal selector is coupled between the first receiver and the first transmitter. The second driving circuit, coupled to the first driving circuit, includes a second receiver, a second transmitter and a second flag signal selector. The second transmitter is coupled to the second receiver, and the second flag signal selector is coupled between the second receiver and the second transmitter.
-
公开(公告)号：US11545081B2
公开(公告)日：2023-01-03
申请号：US17721337
申请日：2022-04-14
Applicant: Novatek Microelectronics Corp.
Inventor： Che-Wei Yeh , Keko-Chun Liang , Yu-Hsiang Wang , Yong-Ren Fang , Yi-Chuan Liu
IPC: G09G3/32
Abstract: A LED driving apparatus with clock embedded cascaded LED drivers is introduced, including: a plurality of LED drivers, wherein the first stage LED driver receives an original data signal and outputs a first data signal, the Nth stage LED driver receives a (N−1)th data signal and outputs a Nth data signal. The Nth stage LED driver includes a clock data recovery circuit generating a recovery clock signal and a recovery data signal according to the (N−1)th data signal; and a first transmitter outputting the Nth data signal according to the recovery clock signal and the recovery data signal.
-
公开(公告)号：US20220345123A1
公开(公告)日：2022-10-27
申请号：US17239671
申请日：2021-04-25
Applicant: NOVATEK Microelectronics Corp.
Inventor： Che-Wei Yeh , Keko-Chun Liang , Yu-Hsiang Wang , Yi-Chuan Liu
Abstract: A clock generator includes a pulse generator and a duty cycle correction circuit. The pulse generator is configured to receive an input clock signal and generate a pulse signal according to the input clock signal. The duty cycle correction circuit, coupled to the pulse generator, is configured to adjust a duty cycle of the pulse signal to generate an output clock signal.
-
公开(公告)号：US09800800B2
公开(公告)日：2017-10-24
申请号：US14328078
申请日：2014-07-10
Applicant: NOVATEK MICROELECTRONICS CORP.
Inventor： Jhih-Siou Cheng , Yi-Chuan Liu , Hung-Cheng Hsiao , Ying-Wen Chou
CPC classification number: H04N5/268 , G06F13/4086 , H04N5/38 , H04N5/44
Abstract: A video transmission system is disclosed. The video transmission system comprises a multi-drop bus, a first source driving chip, a second source driving chip and a timing controller. The first source driving chip comprises a first source driving circuit and a first terminal circuit. The first terminal circuit is coupled to the multi-drop bus and the first source driving circuit for providing a first terminal resistor. The second source driving chip comprises a second source driving circuit and a second terminal circuit. The second terminal circuit is coupled to the multi-drop bus and the second source driving circuit for providing a second terminal resistor. The timing controller is coupled to the first source driving chip and the second source driving chip via the multi-drop bus.
-
-
-
-
-
-
-
-
-
Search Results
32
records
(took 0.02 seconds)
