KR102109220B1 - 로드 스위치 제어기에 대한 장치 및 방법 - Google Patents

로드 스위치 제어기에 대한 장치 및 방법 Download PDF

Info

Publication number
KR102109220B1
KR102109220B1 KR1020147025859A KR20147025859A KR102109220B1 KR 102109220 B1 KR102109220 B1 KR 102109220B1 KR 1020147025859 A KR1020147025859 A KR 1020147025859A KR 20147025859 A KR20147025859 A KR 20147025859A KR 102109220 B1 KR102109220 B1 KR 102109220B1
Authority
KR
South Korea
Prior art keywords
slew rate
voltage
circuit
power
primary power
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
KR1020147025859A
Other languages
English (en)
Korean (ko)
Other versions
KR20140133863A (ko
Inventor
크라운 센 시에
아비드 후세인
토마스 제이 오브라이언
Original Assignee
퀄컴 인코포레이티드
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 퀄컴 인코포레이티드 filed Critical 퀄컴 인코포레이티드
Publication of KR20140133863A publication Critical patent/KR20140133863A/ko
Application granted granted Critical
Publication of KR102109220B1 publication Critical patent/KR102109220B1/ko
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
    • H03K5/01—Shaping pulses
    • H03K5/12—Shaping pulses by steepening leading or trailing edges
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G06F1/263—Arrangements for using multiple switchable power supplies, e.g. battery and AC
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G06F1/32—Means for saving power
    • G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
    • G06F1/3234—Power saving characterised by the action undertaken
    • G06F1/3287—Power saving characterised by the action undertaken by switching off individual functional units in the computer system
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • Power Engineering (AREA)
  • Dc-Dc Converters (AREA)
  • Power Sources (AREA)
  • Electronic Switches (AREA)
  • Logic Circuits (AREA)
KR1020147025859A 2012-02-24 2013-02-25 로드 스위치 제어기에 대한 장치 및 방법 Active KR102109220B1 (ko)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201261603135P 2012-02-24 2012-02-24
US61/603,135 2012-02-24
US201261611414P 2012-03-15 2012-03-15
US61/611,414 2012-03-15
US13/776,274 2013-02-25
US13/776,274 US9312835B2 (en) 2012-02-24 2013-02-25 Load switch controller with slew rate control
PCT/US2013/027678 WO2013126901A1 (en) 2012-02-24 2013-02-25 Method and apparatus for load switch controller

Publications (2)

Publication Number Publication Date
KR20140133863A KR20140133863A (ko) 2014-11-20
KR102109220B1 true KR102109220B1 (ko) 2020-05-11

Family

ID=49002174

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020147025859A Active KR102109220B1 (ko) 2012-02-24 2013-02-25 로드 스위치 제어기에 대한 장치 및 방법

Country Status (6)

Country Link
US (1) US9312835B2 (enExample)
EP (1) EP2817690B1 (enExample)
JP (1) JP6189340B2 (enExample)
KR (1) KR102109220B1 (enExample)
CN (1) CN104137021B (enExample)
WO (1) WO2013126901A1 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013138709A1 (en) 2012-03-15 2013-09-19 Qualcomm Incorporated Method and apparatus for load switch controller with tracking to support ddr termination
JP6684745B2 (ja) 2017-03-29 2020-04-22 キオクシア株式会社 半導体装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040217750A1 (en) * 2003-05-02 2004-11-04 Brown David Alan Sequencing power supplies
US20090271642A1 (en) * 2008-04-28 2009-10-29 Delta Electronics, Inc. Power management system capable of saving power and optimizing operating efficiency of power supplies for providing power with back-up or redundancy to plural loads
US20100052755A1 (en) * 2008-08-28 2010-03-04 Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. Slew rate control for a load switch
US20110078470A1 (en) * 2009-09-25 2011-03-31 Ligong Wang Flexible cell battery systems and methods for powering information handling systems

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0469053A (ja) * 1990-06-29 1992-03-04 Matsushita Electric Ind Co Ltd Ａ／ｄコンバータ内蔵型ｄｃ―ｄｃコンバータ
JPH0795724A (ja) * 1993-09-20 1995-04-07 Fujitsu Ltd 電源異常検出機能付き電源装置
JP3609206B2 (ja) * 1995-06-16 2005-01-12 富士通株式会社 電源制御装置、負荷試験方法及び電子機器
JP3480721B2 (ja) * 2001-02-22 2003-12-22 Ｎｅｃパーソナルプロダクツ株式会社 電源オン／オフシーケンス制御装置
JP4607608B2 (ja) * 2005-02-04 2011-01-05 株式会社東芝 半導体集積回路
CN100538601C (zh) * 2005-02-14 2009-09-09 高通股份有限公司 用于启用各个电源域的分布式馈电电源开关电路
JP4835064B2 (ja) * 2005-08-04 2011-12-14 富士電機株式会社 Ｄｃ−ｄｃコンバータ
JP2008034667A (ja) * 2006-07-31 2008-02-14 Renesas Technology Corp 半導体集積回路装置
US20080059816A1 (en) * 2006-08-30 2008-03-06 Frank Patrick Paniagua Power supply capable of receiving digital communications from electronic devices
TWI321403B (en) * 2006-08-30 2010-03-01 Novatek Microelectronics Corp Overdrive digital-to-analog converter, source driver and method thereof
US7902800B2 (en) * 2007-07-13 2011-03-08 Chil Semiconductor Corporation Adaptive power supply and related circuitry
JP5263933B2 (ja) * 2008-03-19 2013-08-14 日本電気通信システム株式会社 マルチ電源装置、該装置に用いられる電力供給方法、及び電力供給制御プログラム
EP2120123A1 (en) * 2008-05-12 2009-11-18 Stmicroelectronics SA Slew rate control
US8901904B2 (en) * 2009-04-15 2014-12-02 Linear Technology Corporation Voltage and current regulators with switched output capacitors for multiple regulation states
JP5486967B2 (ja) * 2010-03-12 2014-05-07 株式会社日立製作所 情報処理装置
JP2012034496A (ja) * 2010-07-30 2012-02-16 Canon Inc 高電圧発生装置及び画像形成装置
JP5623175B2 (ja) * 2010-07-30 2014-11-12 キヤノン株式会社 高電圧発生装置並びに画像形成装置、高電圧発生装置の電圧制御方法
KR20130071791A (ko) * 2011-12-21 2013-07-01 삼성전자주식회사 슬루율 제어가 가능한 게이트 라인 드라이버
WO2013138709A1 (en) * 2012-03-15 2013-09-19 Qualcomm Incorporated Method and apparatus for load switch controller with tracking to support ddr termination

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040217750A1 (en) * 2003-05-02 2004-11-04 Brown David Alan Sequencing power supplies
US20090271642A1 (en) * 2008-04-28 2009-10-29 Delta Electronics, Inc. Power management system capable of saving power and optimizing operating efficiency of power supplies for providing power with back-up or redundancy to plural loads
US20100052755A1 (en) * 2008-08-28 2010-03-04 Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. Slew rate control for a load switch
US20110078470A1 (en) * 2009-09-25 2011-03-31 Ligong Wang Flexible cell battery systems and methods for powering information handling systems

Also Published As

Publication number Publication date
CN104137021A (zh) 2014-11-05
WO2013126901A9 (en) 2016-11-10
EP2817690B1 (en) 2021-07-14
WO2013126901A1 (en) 2013-08-29
JP6189340B2 (ja) 2017-08-30
KR20140133863A (ko) 2014-11-20
EP2817690A1 (en) 2014-12-31
US20130222028A1 (en) 2013-08-29
JP2015515172A (ja) 2015-05-21
CN104137021B (zh) 2017-12-01
US9312835B2 (en) 2016-04-12

Similar Documents

Publication Publication Date Title
KR102105218B1 (ko) Ddr 터미네이션을 지원하도록 추적하는 로드 스위치 제어기에 대한 장치 및 방법
US7764525B2 (en) Apparatus of dynamic feedback control charge pump
US7746044B2 (en) Power supply system for motherboard
US20040104714A1 (en) Power source circuit
CN108415502B (zh) 一种无有限周期震荡的数字线性稳压电源及稳压方法
EP2947536B1 (en) Voltage regulator and voltage regulating method and chip using the same
CN101218735A (zh) 降压型开关调节器及其控制电路、使用了它的电子设备
CN104426360B (zh) 用于电荷泵的调节电路和调节方法
CN109716258A (zh) 用以稳定供应电压的装置和方法
CN112640281A (zh) 数字辅助动态多模式电源电路
JP2008245366A (ja) 降圧ｄｃ−ｄｃコンバータの制御回路、降圧ｄｃ−ｄｃコンバータおよびその制御方法
US20070024256A1 (en) Switch-mode multiple outputs dcdc converter
KR102109220B1 (ko) 로드 스위치 제어기에 대한 장치 및 방법
KR102028655B1 (ko) 대기전류를 절감하는 디지털 ldo 레귤레이터
CN107086778B (zh) 降压调节器的低功率待机模式
JP2010146380A (ja) ソフトスタート回路及びそのソフトスタート回路を備えた電源回路
EP2775601A1 (en) Adaptation of operating mode ranges of switching regulators by means of programmable voltage thresholds
US11515786B2 (en) Techniques for current sensing for single-inductor multiple-output (SIMO) regulators
CN116069104A (zh) 一种电压调整电路和电子设备
WO2022247472A1 (zh) 电压转换电路及其方法、电源管理装置和显示设备
EP4468585A1 (en) Voltage regulator and reference voltage generation circuit
US20250379500A1 (en) Adaptive drive control for switching regulators
JP5520524B2 (ja) メモリ書込用電源回路
TWI499187B (zh) 可減少切換損失之充電泵控制系統及方法

Legal Events

Date Code Title Description
PA0105 International application

Patent event date: 20140916

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
A201 Request for examination
PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 20180208

Comment text: Request for Examination of Application

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

Comment text: Notification of reason for refusal

Patent event date: 20190823

Patent event code: PE09021S01D

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

Patent event code: PE07011S01D

Comment text: Decision to Grant Registration

Patent event date: 20200210

GRNT Written decision to grant
PR0701 Registration of establishment

Comment text: Registration of Establishment

Patent event date: 20200504

Patent event code: PR07011E01D

PR1002 Payment of registration fee

Payment date: 20200504

End annual number: 3

Start annual number: 1

PG1601 Publication of registration
PR1001 Payment of annual fee

Payment date: 20230327

Start annual number: 4

End annual number: 4

PR1001 Payment of annual fee

Payment date: 20240320

Start annual number: 5

End annual number: 5