CN111478777B - 以太网供电受电装置自动维持电力特征 - Google Patents

以太网供电受电装置自动维持电力特征 Download PDF

Info

Publication number
CN111478777B
CN111478777B CN202010310923.2A CN202010310923A CN111478777B CN 111478777 B CN111478777 B CN 111478777B CN 202010310923 A CN202010310923 A CN 202010310923A CN 111478777 B CN111478777 B CN 111478777B
Authority
CN
China
Prior art keywords
terminal
mps
coupled
transistor
inverting input
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
CN202010310923.2A
Other languages
English (en)
Chinese (zh)
Other versions
CN111478777A (zh
Inventor
琼·皮卡德
大卫·N·艾布拉姆森
卡尔·H·雅各布斯
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
Application filed by Texas Instruments Inc filed Critical Texas Instruments Inc
Priority to CN202010310923.2A priority Critical patent/CN111478777B/zh
Publication of CN111478777A publication Critical patent/CN111478777A/zh
Application granted granted Critical
Publication of CN111478777B publication Critical patent/CN111478777B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/02—Details
    • H04L12/10—Current supply arrangements
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/50—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/02—Details
    • H04L12/12—Arrangements for remote connection or disconnection of substations or of equipment thereof
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/40—Bus networks
    • H04L12/40006—Architecture of a communication node
    • H04L12/40045—Details regarding the feeding of energy to the node from the bus
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/37—Converter circuits
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10—Controlling the light source
    • H05B47/175—Controlling the light source by remote control
    • H05B47/185—Controlling the light source by remote control via power line carrier transmission
    • H05B47/187—Controlling the light source by remote control via power line carrier transmission using power over ethernet [PoE] supplies
    • 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)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Sources (AREA)
  • Direct Current Feeding And Distribution (AREA)
  • Logic Circuits (AREA)
  • Dc Digital Transmission (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Dc-Dc Converters (AREA)
CN202010310923.2A 2014-09-29 2015-09-29 以太网供电受电装置自动维持电力特征 Active CN111478777B (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010310923.2A CN111478777B (zh) 2014-09-29 2015-09-29 以太网供电受电装置自动维持电力特征

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201462057028P 2014-09-29 2014-09-29
US62/057,028 2014-09-29
US14/867,635 2015-09-28
US14/867,635 US10057959B2 (en) 2014-09-29 2015-09-28 Power over ethernet powered device having automatic power signature
CN201580043564.6A CN106576048B (zh) 2014-09-29 2015-09-29 以太网供电受电装置自动维持电力特征
CN202010310923.2A CN111478777B (zh) 2014-09-29 2015-09-29 以太网供电受电装置自动维持电力特征
PCT/US2015/053053 WO2016054120A1 (en) 2014-09-29 2015-09-29 Power over ethernet powered device automatic maintaining power signature

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN201580043564.6A Division CN106576048B (zh) 2014-09-29 2015-09-29 以太网供电受电装置自动维持电力特征

Publications (2)

Publication Number Publication Date
CN111478777A CN111478777A (zh) 2020-07-31
CN111478777B true CN111478777B (zh) 2023-07-07

Family

ID=55586020

Family Applications (2)

Application Number Title Priority Date Filing Date
CN202010310923.2A Active CN111478777B (zh) 2014-09-29 2015-09-29 以太网供电受电装置自动维持电力特征
CN201580043564.6A Active CN106576048B (zh) 2014-09-29 2015-09-29 以太网供电受电装置自动维持电力特征

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN201580043564.6A Active CN106576048B (zh) 2014-09-29 2015-09-29 以太网供电受电装置自动维持电力特征

Country Status (5)

Country Link
US (2) US10057959B2 (enExample)
EP (1) EP3221999B1 (enExample)
JP (2) JP6617149B2 (enExample)
CN (2) CN111478777B (enExample)
WO (1) WO2016054120A1 (enExample)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9414399B2 (en) 2013-02-07 2016-08-09 Commscope Technologies Llc Radio access networks
US9936470B2 (en) 2013-02-07 2018-04-03 Commscope Technologies Llc Radio access networks
US9380466B2 (en) 2013-02-07 2016-06-28 Commscope Technologies Llc Radio access networks
US10057959B2 (en) 2014-09-29 2018-08-21 Texas Instruments Incorporated Power over ethernet powered device having automatic power signature
US10153909B2 (en) * 2015-07-06 2018-12-11 Silicon Laboratories Inc. Power over ethernet powered device configured for low duty-cycle operation
WO2017029275A1 (en) * 2015-08-20 2017-02-23 Philips Lighting Holding B.V. Power source equipment device for a power of ethernet lighting system
US10263794B2 (en) * 2016-05-19 2019-04-16 Linear Technology Corporation Maintain power signature controller at power interface of PoE or PoDL system
US10432413B2 (en) * 2017-02-07 2019-10-01 Texas Instruments Incorporated Automatic power over ethernet pulse width signaling correction
CN116318589A (zh) 2017-10-03 2023-06-23 康普技术有限责任公司 C-ran中的动态下行链路重用
WO2019202583A1 (en) * 2018-04-16 2019-10-24 Microsemi P.O.E Ltd. Mark and hold system and method
US11240061B2 (en) 2019-06-03 2022-02-01 Progress Rail Locomotive Inc. Methods and systems for controlling locomotives
CN113125877B (zh) * 2021-03-02 2022-12-06 华为技术有限公司 一种受电设备pd检测设备
CN113726530B (zh) * 2021-07-12 2022-07-12 西安电子科技大学 一种以太网供电系统
CN115834261A (zh) * 2021-09-16 2023-03-21 深圳思睿达微电子有限公司 一种用于以太网供电系统的自适应维持功率特征电路
CN113885638B (zh) * 2021-12-08 2022-02-11 杭州杰为科技有限公司 一种增加mps功能的pd电路及在pd电路上增加mps功能的方法
DE112023003268T5 (de) 2022-07-28 2025-05-22 Microchip Technology Incorporated Poe-pse-mps-unterstützung für pse-spannungstransienten
US12393245B2 (en) * 2023-05-31 2025-08-19 Advanced Energy Industries, Inc. Over-energy protection for a power supply

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103200014A (zh) * 2011-12-20 2013-07-10 马克西姆综合产品公司 维持功率特征(mps)受电装置(pd)
CN103888272A (zh) * 2012-09-27 2014-06-25 马克西姆综合产品公司 在从另一个电源汲取电力时的来自受电设备(pd)的维持功率特征(mps)
CN104009630A (zh) * 2013-02-22 2014-08-27 德州仪器公司 用于dc-dc转换器的经改进仿真电流斜坡

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7711970B2 (en) * 2002-10-18 2010-05-04 Thomson Licensing Bus controlled power switch
JP2005006444A (ja) * 2003-06-13 2005-01-06 Japan Aviation Electronics Industry Ltd 照明灯電源装置
US7639469B2 (en) * 2005-01-25 2009-12-29 Linear Technology Corporation Power sourcing equipment having auto-zero circuit for determining and controlling output current
US7782094B2 (en) * 2006-01-17 2010-08-24 Broadcom Corporation Apparatus for sensing an output current in a communications device
US8205099B2 (en) 2006-04-07 2012-06-19 Broadcom Corporation Power over Ethernet connector with integrated power source equipment (PSE) controller
US8149858B2 (en) 2007-01-05 2012-04-03 Broadcom Corporation Powered device analysis and power control in a power-over-ethernet system
JP2009200146A (ja) * 2008-02-20 2009-09-03 Sharp Corp Ｌｅｄ駆動回路及びそれを用いたｌｅｄ照明機器
JP4636102B2 (ja) * 2008-03-24 2011-02-23 東芝ライテック株式会社 電源装置及び照明器具
TWM354157U (en) * 2008-10-30 2009-04-01 Silitek Electronic Guangzhou Power supply apparatus
US8081495B2 (en) * 2008-11-20 2011-12-20 Semiconductor Components Industries, Llc Over power compensation in switched mode power supplies
WO2011014963A1 (en) * 2009-08-07 2011-02-10 Led Roadway Lighting Ltd. Single-ended primary inductance converter (sepic) based power supply for driving multiple strings of light emitting diodes (leds) in roadway lighting fixtures
US8581438B2 (en) * 2009-11-23 2013-11-12 Linear Technology Corporation Providing power to powered device having multiple power supply inputs
US8947157B2 (en) * 2010-04-20 2015-02-03 Rf Micro Devices, Inc. Voltage multiplier charge pump buck
KR101775162B1 (ko) * 2010-06-28 2017-09-05 로무 가부시키가이샤 부하 구동 회로 및 이를 이용한 발광 장치 및 디스플레이 장치
US8868946B2 (en) 2010-09-08 2014-10-21 Texas Instruments Incorporated Maintaining power to a powered device during a low power mode of the powered device
CN102457384A (zh) * 2010-10-28 2012-05-16 鸿富锦精密工业（深圳）有限公司 电源装置
US20130073874A1 (en) 2011-09-19 2013-03-21 Ali Eghbal Interface apparatus and method for ethernet powered device
CN104521326B (zh) * 2012-05-28 2016-08-31 松下知识产权经营株式会社 发光二极管驱动装置以及半导体装置
WO2014024064A2 (en) * 2012-08-07 2014-02-13 Koninklijke Philips N.V. Power supply device.
GB2505247A (en) 2012-08-24 2014-02-26 Zeta Specialist Lighting Ltd DC powered lighting via Power over Ethernet cables
EP2891269B1 (en) * 2012-08-29 2016-04-27 Koninklijke Philips N.V. Method and apparatus for multiplexed power and data supply via a two-wire data communication cable
JP6342412B2 (ja) * 2012-11-26 2018-06-13 フィリップス ライティング ホールディング ビー ヴィ 電力グリッド負荷システムの信号レベル・ベースの制御
US9385929B2 (en) * 2013-02-26 2016-07-05 Cisco Technology, Inc. Methods and devices for performing dynamic droop compensation
KR102225924B1 (ko) * 2013-03-15 2021-03-10 비데리 인코포레이티드 디지털 이미징을 디스플레이하는 디스플레이 디바이스를 위한 케이스
JP6247455B2 (ja) * 2013-05-17 2017-12-13 ローム株式会社 発光素子の駆動回路およびそれを用いた発光装置および電子機器
US10216255B2 (en) 2014-01-14 2019-02-26 Philips Lighting Holding B.V. Low power standby for a powered device in a power distribution system
US20150365003A1 (en) * 2014-06-12 2015-12-17 Laurence P. Sadwick Power Conversion System
US10057959B2 (en) 2014-09-29 2018-08-21 Texas Instruments Incorporated Power over ethernet powered device having automatic power signature

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103200014A (zh) * 2011-12-20 2013-07-10 马克西姆综合产品公司 维持功率特征(mps)受电装置(pd)
CN103888272A (zh) * 2012-09-27 2014-06-25 马克西姆综合产品公司 在从另一个电源汲取电力时的来自受电设备(pd)的维持功率特征(mps)
CN104009630A (zh) * 2013-02-22 2014-08-27 德州仪器公司 用于dc-dc转换器的经改进仿真电流斜坡

Also Published As

Publication number Publication date
JP6617149B2 (ja) 2019-12-11
JP2020042833A (ja) 2020-03-19
EP3221999A1 (en) 2017-09-27
JP2017533529A (ja) 2017-11-09
CN106576048B (zh) 2020-05-15
US10327305B2 (en) 2019-06-18
EP3221999A4 (en) 2018-06-27
US10057959B2 (en) 2018-08-21
WO2016054120A1 (en) 2016-04-07
US20180324910A1 (en) 2018-11-08
CN111478777A (zh) 2020-07-31
EP3221999B1 (en) 2022-04-20
US20160095175A1 (en) 2016-03-31
JP6792046B2 (ja) 2020-11-25
CN106576048A (zh) 2017-04-19

Similar Documents

Publication Publication Date Title
CN111478777B (zh) 以太网供电受电装置自动维持电力特征
US8667310B2 (en) Circuit for indicating power level over a communication interface
US9791482B1 (en) Power integrated circuit with autonomous limit checking of ADC channel measurements
AU2018205132B2 (en) Active/IEEE Standards Based Power Over Ethernet Low Standby Power Circuit Architecture
CN105652739B (zh) 用于分层负载标识算法的实时执行的负载电源设备和系统
CN107210921B (zh) Poe功率利用装置及方法
US20150372826A1 (en) Power over ethernet method and apparatus for immediate power availability
US10025362B2 (en) Remote powering system and method
US10659241B2 (en) Automatic power over ethernet pulse width signaling correction
US9927779B2 (en) Power sourcing equipment and method of detecting inrush fault errors
US8149602B2 (en) Method and apparatus for detecting end of start up phase
CN109844547A (zh) 电流监测器电路
EP3657911A1 (en) Dynamic current limitation for dali power supply
JP2024168585A (ja) ソース機器

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant