KR102352634B9 - 전원 회로 및 그 제어 방법 - Google Patents

전원 회로 및 그 제어 방법

Info

Publication number
KR102352634B9
KR102352634B9 KR1020150067371A KR20150067371A KR102352634B9 KR 102352634 B9 KR102352634 B9 KR 102352634B9 KR 1020150067371 A KR1020150067371 A KR 1020150067371A KR 20150067371 A KR20150067371 A KR 20150067371A KR 102352634 B9 KR102352634 B9 KR 102352634B9
Authority
KR
South Korea
Prior art keywords
switching circuit
power switching
controlling
controlling power
circuit
Prior art date
Application number
KR1020150067371A
Other languages
English (en)
Other versions
KR102352634B1 (ko
KR20160134014A (ko
Inventor
신윤수
한지웅
이대환
Original Assignee
주식회사 엘엑스세미콘
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 주식회사 엘엑스세미콘 filed Critical 주식회사 엘엑스세미콘
Priority to KR1020150067371A priority Critical patent/KR102352634B1/ko
Priority to CN201610305706.8A priority patent/CN106157864B/zh
Priority to US15/152,978 priority patent/US10249229B2/en
Publication of KR20160134014A publication Critical patent/KR20160134014A/ko
Application granted granted Critical
Publication of KR102352634B1 publication Critical patent/KR102352634B1/ko
Publication of KR102352634B9 publication Critical patent/KR102352634B9/ko

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/2007—Display of intermediate tones
    • G09G3/2018—Display of intermediate tones by time modulation using two or more time intervals
    • G09G3/2022—Display of intermediate tones by time modulation using two or more time intervals using sub-frames
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/2092—Details of a display terminals using a flat panel, the details relating to the control arrangement of the display terminal and to the interfaces thereto
    • G09G3/2096—Details of the interface to the display terminal specific for a flat panel
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/2007—Display of intermediate tones
    • G09G3/2014—Display of intermediate tones by modulation of the duration of a single pulse during which the logic level remains constant
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2310/00—Command of the display device
    • G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
    • G09G2310/0202—Addressing of scan or signal lines
    • G09G2310/0218—Addressing of scan or signal lines with collection of electrodes in groups for n-dimensional addressing
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2310/00—Command of the display device
    • G09G2310/08—Details of timing specific for flat panels, other than clock recovery
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/02—Improving the quality of display appearance
    • G09G2320/0233—Improving the luminance or brightness uniformity across the screen

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Electroluminescent Light Sources (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
KR1020150067371A 2015-05-14 2015-05-14 전원 회로 및 그 제어 방법 KR102352634B1 (ko)

Priority Applications (3)

Application Number Priority Date Filing Date Title
KR1020150067371A KR102352634B1 (ko) 2015-05-14 2015-05-14 전원 회로 및 그 제어 방법
CN201610305706.8A CN106157864B (zh) 2015-05-14 2016-05-10 电源开关电路以及用于控制电源开关电路的方法
US15/152,978 US10249229B2 (en) 2015-05-14 2016-05-12 Power switching circuit and method for controlling same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020150067371A KR102352634B1 (ko) 2015-05-14 2015-05-14 전원 회로 및 그 제어 방법

Publications (3)

Publication Number Publication Date
KR20160134014A KR20160134014A (ko) 2016-11-23
KR102352634B1 KR102352634B1 (ko) 2022-01-17
KR102352634B9 true KR102352634B9 (ko) 2022-12-05

Family

ID=57277547

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020150067371A KR102352634B1 (ko) 2015-05-14 2015-05-14 전원 회로 및 그 제어 방법

Country Status (3)

Country Link
US (1) US10249229B2 (ko)
KR (1) KR102352634B1 (ko)
CN (1) CN106157864B (ko)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6833225B2 (ja) * 2016-09-30 2021-02-24 テレフオンアクチーボラゲット エルエム エリクソン（パブル） 基準信号送信及び測定のための方法及びデバイス
CN107481663A (zh) * 2017-09-11 2017-12-15 合肥缤赫信息科技有限公司 一种自调光led显示屏控制系统
CN111246635A (zh) * 2018-11-27 2020-06-05 无锡飞翎电子有限公司 家用电器中灯的控制方法及装置
WO2021137664A1 (en) 2020-01-03 2021-07-08 Samsung Electronics Co., Ltd. Display module and driving method thereof

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US5627460A (en) 1994-12-28 1997-05-06 Unitrode Corporation DC/DC converter having a bootstrapped high side driver
ATE348440T1 (de) * 2002-06-04 2007-01-15 Koninkl Philips Electronics Nv Gleichstrom/gleichstrom-wandler
JP3935891B2 (ja) * 2003-09-29 2007-06-27 三洋電機株式会社 ランプ電圧発生装置及びアクティブマトリクス駆動型表示装置
JP2006187115A (ja) 2004-12-27 2006-07-13 Toshiba Corp スイッチング電源装置及びその制御方法
KR100635950B1 (ko) 2005-06-15 2006-10-18 삼성전자주식회사 Ｏｌｅｄ 데이터 구동 회로 및 디스플레이 시스템
CN1992493B (zh) 2005-12-30 2011-05-18 艾默生网络能源系统北美公司 一种谐振直流/直流变换器及其控制方法
JP5039371B2 (ja) * 2006-12-12 2012-10-03 ローム株式会社 スイッチングレギュレータの制御回路および電源装置、電子機器
US8604709B2 (en) * 2007-07-31 2013-12-10 Lsi Industries, Inc. Methods and systems for controlling electrical power to DC loads
JP5453038B2 (ja) 2008-11-25 2014-03-26 株式会社ジャパンディスプレイ 表示装置の電源回路及びそれを用いた表示装置
US8519684B2 (en) * 2010-09-08 2013-08-27 Taiwan Semiconductor Manufacturing Company, Ltd. Integrated circuits for converting a high voltage level to a low voltage level
KR101793284B1 (ko) 2011-06-30 2017-11-03 엘지디스플레이 주식회사 표시장치 및 그 구동방법
CN102855838B (zh) 2011-06-30 2015-07-08 上海天马微电子有限公司 用于显示器的时序控制器
TWI442374B (zh) 2011-08-16 2014-06-21 Hannstar Display Corp 有機發光二極體補償電路
US8791647B2 (en) 2011-12-28 2014-07-29 Dialog Semiconductor Inc. Predictive control of power converter for LED driver
KR102028047B1 (ko) 2012-02-13 2019-10-04 삼성디스플레이 주식회사 전원 공급 장치, 이를 포함하는 유기 발광 표시 장치 및 전원 공급 방법
US9224340B2 (en) 2012-05-23 2015-12-29 Dialog Semiconductor Inc. Predictive power control in a flat panel display
US20140009510A1 (en) 2012-07-05 2014-01-09 Iwatt Inc. Display Device with Backlight Dimming Compensation
CN202872629U (zh) * 2012-10-15 2013-04-10 深圳市明微电子股份有限公司 一种开关电源及其恒压输出控制器
KR102035718B1 (ko) * 2012-11-26 2019-10-24 삼성디스플레이 주식회사 유기전계발광 표시장치 및 그의 구동방법
KR102015397B1 (ko) 2013-06-28 2019-10-21 엘지디스플레이 주식회사 유기발광 디스플레이 장치와 이의 구동방법
KR101709087B1 (ko) 2014-08-01 2017-02-23 삼성디스플레이 주식회사 타이밍 제어부, 이를 포함하는 표시 장치 및 이의 구동 방법

Also Published As

Publication number Publication date
CN106157864A (zh) 2016-11-23
US20160335988A1 (en) 2016-11-17
US10249229B2 (en) 2019-04-02
KR102352634B1 (ko) 2022-01-17
KR20160134014A (ko) 2016-11-23
CN106157864B (zh) 2021-05-14

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Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
G170 Re-publication after modification of scope of protection [patent]