CN102150143B - 用于usb设备的功率控制电路及相关方法 - Google Patents

用于usb设备的功率控制电路及相关方法 Download PDF

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Publication number
CN102150143B
CN102150143B CN200980134821.1A CN200980134821A CN102150143B CN 102150143 B CN102150143 B CN 102150143B CN 200980134821 A CN200980134821 A CN 200980134821A CN 102150143 B CN102150143 B CN 102150143B
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China
Prior art keywords
node
switch
external power
usb
coupled
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Chinese (zh)
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CN102150143A (zh
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西德哈撒·Gk
D·M·施吕特
R·T·昂缇斯
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NXP USA Inc
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Freescale Semiconductor Inc
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    • 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
    • G06F1/266—Arrangements to supply power to external peripherals either directly from the computer or under computer control, e.g. supply of power through the communication port, computer controlled power-strips

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Power Sources (AREA)
CN200980134821.1A 2008-09-09 2009-06-26 用于usb设备的功率控制电路及相关方法 Active CN102150143B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12/207,290 2008-09-09
US12/207,290 US8028178B2 (en) 2008-09-09 2008-09-09 System and method for providing external power on a universal serial bus
PCT/US2009/048776 WO2010030429A1 (en) 2008-09-09 2009-06-26 Adaptive feedback and power control for usb devices

Publications (2)

Publication Number Publication Date
CN102150143A CN102150143A (zh) 2011-08-10
CN102150143B true CN102150143B (zh) 2014-06-25

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CN200980134821.1A Active CN102150143B (zh) 2008-09-09 2009-06-26 用于usb设备的功率控制电路及相关方法

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US (1) US8028178B2 (enExample)
JP (1) JP5322186B2 (enExample)
CN (1) CN102150143B (enExample)
WO (1) WO2010030429A1 (enExample)

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US9130400B2 (en) 2009-09-24 2015-09-08 Apple Inc. Multiport power converter with load detection capabilities
US9336170B2 (en) 2010-05-11 2016-05-10 Mediatek Inc. Universal serial bus device and charging and enumeration method
CN102570518A (zh) * 2010-12-16 2012-07-11 深圳富泰宏精密工业有限公司 电源管理模组及使用该电源管理模组的电子装置
US9158336B2 (en) * 2011-05-06 2015-10-13 Micron Technology, Inc. Cases for tablet computers and methods
US8788852B2 (en) * 2011-07-01 2014-07-22 Intel Corporation System and method for providing power through a reverse local data transfer connection
US9122288B1 (en) * 2011-07-27 2015-09-01 Cypress Semiconductor Corporation Low power USB 2.0 subsystem
WO2013044503A1 (zh) * 2011-09-30 2013-04-04 Ho Chunwei 充电电路
US8990592B2 (en) * 2012-01-25 2015-03-24 Smsc Holdings S.A.R.L. Overcoming limited common-mode range for USB systems
US9122813B2 (en) 2012-03-06 2015-09-01 Smsc Holdings S.A.R.L. USB host determination of whether a USB device provides power via a USB coupling
JP5301008B1 (ja) 2012-04-27 2013-09-25 株式会社東芝 電子機器、充電制御装置および充電制御方法
CN103457458B (zh) 2012-05-28 2016-03-30 华为终端有限公司 电流切换控制设备及电子设备
US10152104B2 (en) * 2012-06-15 2018-12-11 Texas Instruments Incorporated Policy engine startup procedure for a default provider in USB power delivery
TWM453285U (zh) * 2012-06-19 2013-05-11 Nuvoton Technology Corp 連接器以及控制晶片
KR102158288B1 (ko) * 2012-07-09 2020-09-21 삼성전자주식회사 배터리를 충전하기 위한 방법 및 그 전자 장치
TWI507873B (zh) * 2013-07-29 2015-11-11 Hon Hai Prec Ind Co Ltd 電源適配器及電子裝置
WO2015030774A1 (en) 2013-08-29 2015-03-05 Hewlett-Packard Development Company, L.P. Operation of a switch in linear mode
JP6194419B2 (ja) * 2013-10-08 2017-09-06 テキサス インスツルメンツ インコーポレイテッド シリアルバス電圧補償
TWI508412B (zh) * 2014-03-25 2015-11-11 Hon Hai Prec Ind Co Ltd 充電設備
JP5986145B2 (ja) * 2014-07-02 2016-09-06 レノボ・シンガポール・プライベート・リミテッド ポータブル・デバイス、ケーブル・アセンブリおよびｕｓｂシステム
US9558144B2 (en) * 2014-09-26 2017-01-31 Intel Corporation Serial bus electrical termination control
CN105718012B (zh) * 2014-12-02 2020-02-18 厦门雅迅网络股份有限公司 一种自动切换OTG设备主从模式下的Vbus电压的方法与电路
US9871524B2 (en) 2015-04-17 2018-01-16 Samsung Electronics Co., Ltd. Integrated circuit and cable assembly including the same
EP4492199A3 (en) * 2015-11-13 2025-07-30 Texas Instruments Incorporated Usb interface circuit and method for low power operation
US11181966B2 (en) 2015-11-13 2021-11-23 Texas Instruments Incorporated USB interface circuit and method for low power operation
CN106849263B (zh) * 2017-03-23 2023-06-09 深圳市乐迪高科技有限公司 一种供电设备、供电系统、供电方法
US11009930B2 (en) * 2018-04-26 2021-05-18 Microchip Technology Incorporated Automatic USB host detection and port configuration
CN110413555B (zh) * 2018-04-28 2021-02-12 瑞昱半导体股份有限公司 控制装置及相关的非暂时性储存装置
CN116931664A (zh) * 2022-04-01 2023-10-24 荣耀终端有限公司 一种终端设备及充电方法

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US20030135766A1 (en) * 1999-12-03 2003-07-17 Paul J. Zyskowski Method and apparatus to control computer system power
JP3672498B2 (ja) * 2001-03-09 2005-07-20 株式会社ソニー・コンピュータエンタテインメント 対物レンズ移動制御方法および装置
US6515459B1 (en) * 2002-01-11 2003-02-04 George T. Ottinger Apparatus and method for effecting controlled start up of a plurality of supply voltage signals
JP2003219561A (ja) * 2002-01-23 2003-07-31 Nec Gumma Ltd 被電力供給装置への電力供給制御装置
US7340627B1 (en) * 2002-08-27 2008-03-04 Cypress Semiconductor Corporation Method and system for supplementing current during enumeration of a USB device
JP2004094914A (ja) * 2003-03-26 2004-03-25 Seiko Epson Corp データ転送制御装置、電子機器及び電源切替方法
JP2006099354A (ja) * 2004-09-29 2006-04-13 Matsushita Electric Ind Co Ltd データ転送制御装置およびデータ転送制御方法
US7733061B2 (en) * 2004-12-29 2010-06-08 Linear Technology Corporation Current control circuitry and methodology for controlling current from current constrained source
US7679317B2 (en) * 2005-02-15 2010-03-16 Research In Motion Limited Systems and methods for charging a chargeable USB device
US7472301B2 (en) * 2005-05-27 2008-12-30 Codman Neuro Sciences Sárl Circuitry for optimization of power consumption in a system employing multiple electronic components, one of which is always powered on
US7710079B2 (en) * 2005-07-19 2010-05-04 Linear Technology Corporation Power manager and power managing method for battery-powered application
US7834591B2 (en) * 2006-02-16 2010-11-16 Summit Microelectronics, Inc. Switching battery charging systems and methods
TWI351802B (en) * 2007-10-19 2011-11-01 Richtek Technology Corp Universal serial bus charger circuit and charging
US20090174366A1 (en) * 2008-01-09 2009-07-09 Freescale Semiconductor, Inc. Multiple Function Switching Regulator for Use in Mobile Electronic Devices

Also Published As

Publication number Publication date
US8028178B2 (en) 2011-09-27
CN102150143A (zh) 2011-08-10
JP5322186B2 (ja) 2013-10-23
WO2010030429A1 (en) 2010-03-18
US20100064153A1 (en) 2010-03-11
JP2012502354A (ja) 2012-01-26

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Address after: Texas in the United States

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Patentee before: Fisical Semiconductor Inc.

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