CN105824382B - Usb供电电路及应用该电路的电子装置 - Google Patents
Usb供电电路及应用该电路的电子装置 Download PDFInfo
- Publication number
- CN105824382B CN105824382B CN201510008594.5A CN201510008594A CN105824382B CN 105824382 B CN105824382 B CN 105824382B CN 201510008594 A CN201510008594 A CN 201510008594A CN 105824382 B CN105824382 B CN 105824382B
- Authority
- CN
- China
- Prior art keywords
- electronic switch
- power supply
- control terminal
- resistance
- supply circuits
- 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
Links
- 230000005669 field effect Effects 0.000 claims description 35
- 230000005611 electricity Effects 0.000 claims description 7
- 230000005662 electromechanics Effects 0.000 claims description 2
- 230000017105 transposition Effects 0.000 description 2
- 208000033999 Device damage Diseases 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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; CALCULATING OR 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; CALCULATING OR 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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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
- G06F1/325—Power saving in peripheral device
- G06F1/3253—Power saving in bus
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Computing Systems (AREA)
- Power Sources (AREA)
- Direct Current Feeding And Distribution (AREA)
Abstract
Description
USB供电电路 | 100 |
电子转置 | 1 |
PCH | 10 |
电阻 | R1-R6 |
电容 | C1、C2 |
二极管 | D |
USB接口 | 20 |
场效应管 | Q1、Q2、Q3 |
Claims (10)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510008594.5A CN105824382B (zh) | 2015-01-08 | 2015-01-08 | Usb供电电路及应用该电路的电子装置 |
TW104102037A TWI586064B (zh) | 2015-01-08 | 2015-01-22 | Usb供電電路及應用該電路的電子裝置 |
US14/690,987 US9501120B2 (en) | 2015-01-08 | 2015-04-20 | Power supply circuit of universal serial bus and electronic device having the circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510008594.5A CN105824382B (zh) | 2015-01-08 | 2015-01-08 | Usb供电电路及应用该电路的电子装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105824382A CN105824382A (zh) | 2016-08-03 |
CN105824382B true CN105824382B (zh) | 2018-11-09 |
Family
ID=56367555
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510008594.5A Active CN105824382B (zh) | 2015-01-08 | 2015-01-08 | Usb供电电路及应用该电路的电子装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US9501120B2 (zh) |
CN (1) | CN105824382B (zh) |
TW (1) | TWI586064B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108399138B (zh) * | 2017-12-12 | 2021-06-29 | 硅谷数模半导体(北京)有限公司 | 芯片的信号处理方法、装置、存储介质和处理器 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4555655A (en) * | 1983-03-31 | 1985-11-26 | Tokyo Shibaura Denki Kabushiki Kaisha | Charging/discharging circuit |
CN101373965A (zh) * | 2008-10-21 | 2009-02-25 | 北京星网锐捷网络技术有限公司 | 电源开关切换电路 |
CN101505055A (zh) * | 2008-12-30 | 2009-08-12 | 上海英联电子***有限公司 | 有源浪涌电流控制电路 |
CN103166208A (zh) * | 2011-12-13 | 2013-06-19 | 联芯科技有限公司 | 抑制浪涌电流的供电电路 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7193442B2 (en) * | 2004-09-20 | 2007-03-20 | Texas Instruments Incorporated | USB 1.1 for USB OTG implementation |
JP2008192106A (ja) * | 2007-02-08 | 2008-08-21 | Ricoh Co Ltd | インタフェース回路 |
TWI396888B (zh) * | 2008-05-23 | 2013-05-21 | Innolux Corp | 電源電路及電源電路控制方法 |
CN101650589B (zh) * | 2008-08-11 | 2011-12-21 | 鸿富锦精密工业(深圳)有限公司 | 电源转换电路 |
TWI428733B (zh) * | 2009-04-22 | 2014-03-01 | Hon Hai Prec Ind Co Ltd | 開關電源控制電路 |
CN201662765U (zh) * | 2010-01-18 | 2010-12-01 | 久而久电子实业有限公司 | 待机电源控制装置 |
FR2960661B1 (fr) * | 2010-05-27 | 2013-04-05 | Sagemcom Broadband Sas | Dispositif d'alimentation auxiliaire d'un equipement sur un bus d'alimentation limite en courant |
CN102856933A (zh) * | 2011-06-27 | 2013-01-02 | 鸿富锦精密工业(深圳)有限公司 | Usb充电电路 |
TW201348939A (zh) * | 2012-05-28 | 2013-12-01 | Ingrasys Technology Inc | Usb電源控制電路 |
-
2015
- 2015-01-08 CN CN201510008594.5A patent/CN105824382B/zh active Active
- 2015-01-22 TW TW104102037A patent/TWI586064B/zh not_active IP Right Cessation
- 2015-04-20 US US14/690,987 patent/US9501120B2/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4555655A (en) * | 1983-03-31 | 1985-11-26 | Tokyo Shibaura Denki Kabushiki Kaisha | Charging/discharging circuit |
CN101373965A (zh) * | 2008-10-21 | 2009-02-25 | 北京星网锐捷网络技术有限公司 | 电源开关切换电路 |
CN101505055A (zh) * | 2008-12-30 | 2009-08-12 | 上海英联电子***有限公司 | 有源浪涌电流控制电路 |
CN103166208A (zh) * | 2011-12-13 | 2013-06-19 | 联芯科技有限公司 | 抑制浪涌电流的供电电路 |
Also Published As
Publication number | Publication date |
---|---|
US9501120B2 (en) | 2016-11-22 |
CN105824382A (zh) | 2016-08-03 |
TWI586064B (zh) | 2017-06-01 |
US20160202751A1 (en) | 2016-07-14 |
TW201633642A (zh) | 2016-09-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20191220 Address after: Room 207, main office building, No.118 Longxing Road, Haining Economic Development Zone, Haining City, Jiaxing City, Zhejiang Province Patentee after: Haining Economic Development Industrial Park Development and Construction Co.,Ltd. Address before: 430205 Hubei city of Wuhan province Optics Valley East Lake New Technology Development Zone Road No. two Foxconn Technology Park Co-patentee before: HON HAI PRECISION INDUSTRY Co.,Ltd. Patentee before: HONG FU JIN PRECISION INDUSTRY (WuHan) Co.,Ltd. |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: USB power supply circuit and electronic devices using this circuit Effective date of registration: 20231226 Granted publication date: 20181109 Pledgee: Zhejiang Haining rural commercial bank Limited by Share Ltd. North Branch Pledgor: Haining Economic Development Industrial Park Development and Construction Co.,Ltd. Registration number: Y2023980073311 |