CN108139789A - Usb接口电路及用于低电力操作的方法 - Google Patents

Usb接口电路及用于低电力操作的方法 Download PDF

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Publication number
CN108139789A
CN108139789A CN201680061263.0A CN201680061263A CN108139789A CN 108139789 A CN108139789 A CN 108139789A CN 201680061263 A CN201680061263 A CN 201680061263A CN 108139789 A CN108139789 A CN 108139789A
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CN
China
Prior art keywords
usb port
power mode
power
usb
mode
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.)
Pending
Application number
CN201680061263.0A
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English (en)
Chinese (zh)
Inventor
德里克·韦恩·沃特斯
格雷戈里·瓦里斯·柯林斯
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Texas Instruments Inc
Original Assignee
Texas Instruments Inc
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
Priority claimed from US15/346,865 external-priority patent/US11181966B2/en
Application filed by Texas Instruments Inc filed Critical Texas Instruments Inc
Priority to CN202111047404.2A priority Critical patent/CN113741670A/zh
Publication of CN108139789A publication Critical patent/CN108139789A/zh
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/38—Information transfer, e.g. on bus
    • G06F13/40—Bus structure
    • G06F13/4063—Device-to-bus coupling
    • G06F13/4068—Electrical coupling
    • G06F13/4072—Drivers or receivers
    • 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
    • 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
    • G06F1/3206—Monitoring of events, devices or parameters that trigger a change in power modality
    • 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
    • G06F1/3206—Monitoring of events, devices or parameters that trigger a change in power modality
    • G06F1/3209—Monitoring remote activity, e.g. over telephone lines or network connections
    • 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
    • G06F1/3206—Monitoring of events, devices or parameters that trigger a change in power modality
    • G06F1/3215—Monitoring of peripheral devices
    • 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
    • G06F1/325—Power saving in peripheral device
    • G06F1/3253—Power saving in bus
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/38—Information transfer, e.g. on bus
    • G06F13/382—Information transfer, e.g. on bus using universal interface adapter
    • G06F13/387—Information transfer, e.g. on bus using universal interface adapter for adaptation of different data processing systems to different peripheral devices, e.g. protocol converters for incompatible systems, open 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
    • 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
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/50—Reducing energy consumption in communication networks in wire-line communication networks, e.g. low power modes or reduced link rate

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 Sources (AREA)
  • Information Transfer Systems (AREA)
  • Direct Current Feeding And Distribution (AREA)
CN201680061263.0A 2015-11-13 2016-11-14 Usb接口电路及用于低电力操作的方法 Pending CN108139789A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111047404.2A CN113741670A (zh) 2015-11-13 2016-11-14 Usb接口电路及用于低电力操作的方法

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201562254952P 2015-11-13 2015-11-13
US62/254,952 2015-11-13
US15/346,865 2016-11-09
US15/346,865 US11181966B2 (en) 2015-11-13 2016-11-09 USB interface circuit and method for low power operation
US201615348753A 2016-11-10 2016-11-10
US15/348,753 2016-11-10
PCT/US2016/061862 WO2017083831A1 (en) 2015-11-13 2016-11-14 Usb interface circuit and method for low power operation

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CN202111047404.2A Division CN113741670A (zh) 2015-11-13 2016-11-14 Usb接口电路及用于低电力操作的方法

Publications (1)

Publication Number Publication Date
CN108139789A true CN108139789A (zh) 2018-06-08

Family

ID=58696152

Family Applications (2)

Application Number Title Priority Date Filing Date
CN201680061263.0A Pending CN108139789A (zh) 2015-11-13 2016-11-14 Usb接口电路及用于低电力操作的方法
CN202111047404.2A Pending CN113741670A (zh) 2015-11-13 2016-11-14 Usb接口电路及用于低电力操作的方法

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN202111047404.2A Pending CN113741670A (zh) 2015-11-13 2016-11-14 Usb接口电路及用于低电力操作的方法

Country Status (4)

Country Link
EP (2) EP4492199A3 (https=)
JP (1) JP6936543B2 (https=)
CN (2) CN108139789A (https=)
WO (1) WO2017083831A1 (https=)

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CN110880945A (zh) * 2018-09-05 2020-03-13 瑞萨电子株式会社 设备、控制模块以及控制器
CN114787750A (zh) * 2019-12-31 2022-07-22 德州仪器公司 防双重角色端口自动角色逆转

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US11112844B2 (en) * 2017-05-24 2021-09-07 Qualcomm Incorporated Universal serial bus (USB) type-C and power delivery port with scalable power architecture
US10489324B2 (en) 2017-08-25 2019-11-26 Qualcomm Incorporated Systems and methods for port management
US10218129B1 (en) * 2018-04-11 2019-02-26 Cypress Semiconductor Corporation Overvoltage protection for universal serial bus type-C (USB-C) connector systems
US10381787B1 (en) * 2018-05-21 2019-08-13 Cypress Semiconductor Corporation Voltage protection for universal serial bus type-C (USB-C) connector systems
DE102018218171A1 (de) * 2018-10-24 2020-04-30 Robert Bosch Gmbh Schaltung zur Aufbereitung eines Wake-Up-Signals
US10573997B1 (en) * 2019-05-24 2020-02-25 Microsoft Technology Licensing, Llc Power supply unit with connector protection circuit
JP7213755B2 (ja) * 2019-05-29 2023-01-27 ルネサスエレクトロニクス株式会社 半導体システム及び半導体装置
US11860701B2 (en) 2019-07-12 2024-01-02 Sharp Nec Display Solutions, Ltd. Electronic device and power supply method for electronic device
JP7493169B2 (ja) * 2019-11-08 2024-05-31 パナソニックＩｐマネジメント株式会社 Ｕｓｂコンセント
JP2021184218A (ja) * 2020-05-22 2021-12-02 ルネサスエレクトロニクス株式会社 接続検出回路および半導体装置

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US6675305B1 (en) * 2000-08-04 2004-01-06 Synopsys, Inc. Power saving in a USB peripheral by providing gated clock signal to CSR block in response to a local interrupt generated when an operation is to be performed
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CN110880945A (zh) * 2018-09-05 2020-03-13 瑞萨电子株式会社 设备、控制模块以及控制器
CN110880945B (zh) * 2018-09-05 2024-02-06 瑞萨电子株式会社 电子设备、控制模块以及控制器
CN114787750A (zh) * 2019-12-31 2022-07-22 德州仪器公司 防双重角色端口自动角色逆转

Also Published As

Publication number Publication date
WO2017083831A1 (en) 2017-05-18
EP4492199A2 (en) 2025-01-15
EP3374841B1 (en) 2024-09-04
EP3374841A4 (en) 2019-06-26
CN113741670A (zh) 2021-12-03
JP6936543B2 (ja) 2021-09-15
JP2018535493A (ja) 2018-11-29
EP4492199A3 (en) 2025-07-30
EP3374841A1 (en) 2018-09-19

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Effective date of abandoning: 20220311