Abstract: A wireless battery management system, a manager node for the same, and a channel operating method, which operate a channel so as to stably support wireless communication in the wireless battery management system, are provided. The wireless battery management system includes a manager node and a monitor node. The manager node establishes a first network being a short-range wireless network by using at least one of a first channel and a second channel, and when a second network using the same communication channel and modulation method as a communication channel and a modulation method of the first network is detected, changing the first channel to a third channel and changing the second channel to a fourth channel.
Type:
Grant
Filed:
August 28, 2020
Date of Patent:
January 9, 2024
Assignee:
SILICON WORKS CO., LTD.
Inventors:
Yong Ju Seon, Heung Lyeol Lee, Seung Jun Choi, Deog Soo Kim, Hee Jin Lee, Jong Chan Kim
Abstract: Disclosed is a display device including a display panel having a plurality of pixels, the display panel comprising a first display area having first resolution and a second display area having second resolution, the second resolution being lower than the first resolution, and a controller configured to generate display area information of each of the plurality of pixels, to blur an image that is displayed in the second display area based on the display area information, and to perform control such that the blurred image is displayed on the display panel.
Type:
Grant
Filed:
August 14, 2020
Date of Patent:
December 5, 2023
Assignee:
SILICON WORKS CO., LTD.
Inventors:
Dae Hee Bae, Bo Sung Kim, Jun Hun Park, Ji Hong Yuk, Sung Woo Han, Ji Hoon Choi
Abstract: Provided are a mura compensation circuit which prevents a change in color of a pixel upon mura compensations for the pixel and a driving apparatus for a display applying the same. The mura compensation circuit includes a mura memory configured to store mura information including location information of a pixel having mura and compensation values for colors thereof, a gain adjustment unit configured to provide adjustment compensation values generated by applying an adjustment gain having an identical ratio to the compensation values for the colors of the pixel, and a mura compensation unit configured to receive display data of the colors of the pixel and to perform mura compensations on the display data of the colors of the pixel using the adjustment compensation values corresponding to the location information.
Abstract: The present disclosure relates to a data processing device, a data driving device, and a system for driving a display device, and more particularly, to a data processing device, a data driving device, and a system for speeding up data communication in a display device.
Type:
Grant
Filed:
August 19, 2022
Date of Patent:
November 14, 2023
Assignee:
SILICON WORKS CO., LTD.
Inventors:
Do Seok Kim, Yong Hwan Mun, Myung Yu Kim, Hyun Pyo Cho
Abstract: An embodiment enables natural and smooth change in the brightness of a backlight unit and is able to reduce flicker by changing a dimming value between frames through a mixed function including a plurality of functions having different characteristics.
Type:
Grant
Filed:
April 20, 2021
Date of Patent:
November 7, 2023
Assignee:
SILICON WORKS CO., LTD.
Inventors:
Hyun Kyu Jeon, Ji Won Lee, Jung Eun Baek, Xin Cui, Do Hoon Lee
Abstract: The present disclosure relates to a wireless battery management system which ensures stability when obtaining battery data through wireless communication. The battery management system includes a manager node operating a primary channel and a secondary channel based on wireless communication and obtaining battery data from a monitor node by using the primary channel or the secondary channel and a monitor node connected to a battery module to collect battery data including one or more of a current, a voltage, a temperature, and self-diagnosis data of the battery module, transmit the collected battery data to the manager node through the primary channel, and when the transmission of the battery data through the primary channel fails, transmit the battery data to the manager node through the secondary channel.
Type:
Grant
Filed:
April 19, 2022
Date of Patent:
October 24, 2023
Assignee:
SILICON WORKS CO., LTD.
Inventors:
Ju Pyo Hong, Ki Suk Cho, Heung Lyeol Lee, Kyu Ho Kim, Seung Jun Choi, Deog Soo Kim, Yong Ju Seon, Hee Jin Lee, Young Ho Seo, Jong Chan Kim
Abstract: According to an embodiment, a contrast and deep black can be enhanced by differentially performing spatial filtering according to a position of a block of a video image.
Abstract: The present disclosure relates to a technology of sensing a touch. According to the present disclosure, touch sensors are driven in a time division way using multiplexers disposed on a panel and auxiliary signals, with a same phase as that of driving signals, are supplied to electrodes around a touch sensor in driving so as to reduce the introduction of noises from the neighboring electrodes.
Abstract: The present disclosure relates to a data-driving device and a system for driving a display device and, more specifically, a data-driving device and a system for reducing power consumption of a display device by reducing a static current of the data-driving device.
Type:
Grant
Filed:
September 29, 2021
Date of Patent:
August 15, 2023
Assignee:
SILICON WORKS CO., LTD.
Inventors:
Hee Yoon Jung, Jung Min Choi, Jong Min Park
Abstract: An embodiment is able to simplify the design and manufacturing process by unifying the step of writing boot loaders to the integrated circuits.
Abstract: The present disclosure relates to an LED driving technology. According to the present disclosure, it is possible to increase the fineness of the gray scale without increasing a frequency of a clock by combining a plurality of driving current sources to generate a driving current supplied to one driving line.
Abstract: The present disclosure may improve contrast and deep black by efficiently controlling local dimming in consideration of the ratio of a black image data and the non-uniformity in the area between blocks.
Abstract: Disclosed are a low power driving system and timing controller for a display device. The low power driving system for a display device may include a timing controller configured to transmit a packet to which one of first option information corresponding to a static pattern or second option information corresponding to a dynamic pattern is applied, and a source driver configured to receive the packet and to perform a low power mode corresponding to the static pattern based on the first option information or adaptive charge sharing corresponding to the dynamic pattern based on the second option information.
Type:
Grant
Filed:
December 15, 2020
Date of Patent:
July 4, 2023
Assignee:
SILICON WORKS CO., LTD.
Inventors:
Nam Seok Seo, Sea Ho Kim, Hae Ju Kim, Je Jin Myoung, Won Sik Chae
Abstract: The present disclosure relates to a technology for a power management device applied to a display device, in which driving voltages having different levels are supplied to driving devices having different sizes of load in different times, and this allows all of the driving devices to stably receive voltages within a limited range even though the number of driving devices increases according to the enlargement of a display panel.
Type:
Grant
Filed:
August 20, 2021
Date of Patent:
June 13, 2023
Assignee:
SILICON WORKS CO., LTD.
Inventors:
Geon Soo Jang, Hyung Sub Kim, Jung Hyun Tark
Abstract: The present disclosure relates to a data driving device and a method of driving the data driving device and, more particularly, to a data driving device and a method of driving the same in which a tuning of a set value of an internal circuit is automatically performed.
Type:
Grant
Filed:
April 19, 2021
Date of Patent:
June 6, 2023
Assignee:
SILICON WORKS CO., LTD.
Inventors:
Do Seok Kim, Yong Hwan Mun, Myung Yu Kim, Hyun Pyo Cho
Abstract: Disclosed are a wireless battery management system, a node for wireless communication, and a method of assigning slot, which respectively assign dedicated slots having different time intervals to monitor nodes to support smooth and stable communication between the monitor nodes and a manager node. The wireless battery management system includes a manager node checking number of monitor nodes joining in a short-range wireless network for battery management, dividing a transmission slot, assigned for data transmission, by the number of monitor nodes to generate a plurality of dedicated slots, and respectively assigning the plurality of dedicated slots to the monitor nodes and a monitor node collecting battery data and transmitting the collected battery data to the manager node during an assigned dedicated slot.
Type:
Grant
Filed:
July 31, 2020
Date of Patent:
May 23, 2023
Assignee:
SILICON WORKS CO., LTD.
Inventors:
Seung Jun Choi, Heung Lyeol Lee, Ju Pyo Hong, Deog Soo Kim, Young Ho Seo
Abstract: An embodiment is able to simplify the design and manufacturing process by unifying the step of writing boot loaders to the integrated circuits.
Abstract: The present disclosure discloses a clock and data recovery circuit. The clock and data recovery circuit may include a clock recovery unit configured to output a recovery clock signal by operating a first time-to-digital conversion circuit or a second time-to-digital conversion circuit depending on a phase difference between a clock of an input signal and the recovery clock signal, and a data recovery unit configured to sample data from the input signal and output recovery data.
Type:
Grant
Filed:
July 27, 2021
Date of Patent:
May 2, 2023
Assignee:
SILICON WORKS CO., LTD
Inventors:
Jong Suk Lee, Young Bok Kim, Chung Hwan Son, Seok Jae Oh, Soo Yeun Lee, Yeh Ju Ka