JP2017533529A5 - - Google Patents

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Publication number
JP2017533529A5
JP2017533529A5 JP2017536235A JP2017536235A JP2017533529A5 JP 2017533529 A5 JP2017533529 A5 JP 2017533529A5 JP 2017536235 A JP2017536235 A JP 2017536235A JP 2017536235 A JP2017536235 A JP 2017536235A JP 2017533529 A5 JP2017533529 A5 JP 2017533529A5
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JP
Japan
Prior art keywords
interface circuit
power
current
load
pse
Prior art date
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Application number
JP2017536235A
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English (en)
Japanese (ja)
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JP6617149B2 (ja
JP2017533529A (ja
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Priority claimed from US14/867,635 external-priority patent/US10057959B2/en
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Publication of JP2017533529A publication Critical patent/JP2017533529A/ja
Publication of JP2017533529A5 publication Critical patent/JP2017533529A5/ja
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Publication of JP6617149B2 publication Critical patent/JP6617149B2/ja
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JP2017536235A 2014-09-29 2015-09-29 パワーオーバーイーサネットパワードデバイスの自動ＭＰＳ（Ｍａｉｎｔａｉｎｉｎｇ Ｐｏｗｅｒ Ｓｉｇｎａｔｕｒｅ） Active JP6617149B2 (ja)

Applications Claiming Priority (5)

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
PCT/US2015/053053 WO2016054120A1 (en) 2014-09-29 2015-09-29 Power over ethernet powered device automatic maintaining power signature

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2019203936A Division JP6792046B2 (ja) 2014-09-29 2019-11-11 パワーオーバーイーサネットパワードデバイスの自動ＭＰＳ（Ｍａｉｎｔａｉｎｉｎｇ Ｐｏｗｅｒ Ｓｉｇｎａｔｕｒｅ）

Publications (3)

Publication Number Publication Date
JP2017533529A JP2017533529A (ja) 2017-11-09
JP2017533529A5 true JP2017533529A5 (enExample) 2018-11-01
JP6617149B2 JP6617149B2 (ja) 2019-12-11

Family

ID=55586020

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2017536235A Active JP6617149B2 (ja) 2014-09-29 2015-09-29 パワーオーバーイーサネットパワードデバイスの自動ＭＰＳ（Ｍａｉｎｔａｉｎｉｎｇ Ｐｏｗｅｒ Ｓｉｇｎａｔｕｒｅ）
JP2019203936A Active JP6792046B2 (ja) 2014-09-29 2019-11-11 パワーオーバーイーサネットパワードデバイスの自動ＭＰＳ（Ｍａｉｎｔａｉｎｉｎｇ Ｐｏｗｅｒ Ｓｉｇｎａｔｕｒｅ）

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2019203936A Active JP6792046B2 (ja) 2014-09-29 2019-11-11 パワーオーバーイーサネットパワードデバイスの自動ＭＰＳ（Ｍａｉｎｔａｉｎｉｎｇ Ｐｏｗｅｒ Ｓｉｇｎａｔｕｒｅ）

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
US9380466B2 (en) 2013-02-07 2016-06-28 Commscope Technologies Llc Radio access networks
US9936470B2 (en) 2013-02-07 2018-04-03 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
EP3338403B1 (en) * 2015-08-20 2018-12-05 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
CN111512661B (zh) 2017-10-03 2023-03-28 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
WO2024026066A1 (en) * 2022-07-28 2024-02-01 Microchip Technology Incorporated Poe pse mps support for pse voltage transients
US12393245B2 (en) * 2023-05-31 2025-08-19 Advanced Energy Industries, Inc. Over-energy protection for a power supply

Family Cites Families (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4447461B2 (ja) * 2002-10-18 2010-04-07 トムソン ライセンシング バス制御型パワースイッチ
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
US7711967B2 (en) * 2006-01-17 2010-05-04 Broadcom Corporation Apparatus and method for multi-point detection in power-over ethernet detection mode
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
US9152161B2 (en) * 2011-12-20 2015-10-06 Maxim Integrated Products, Inc. Maintain power signature (MPS) powered device (PD)
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
US9548613B2 (en) * 2012-09-27 2017-01-17 Maxim Integrated Products, Inc. Maintain power signature (MPS) from a powered device (PD) while power is drawn from another source
EP2923532B1 (en) * 2012-11-26 2018-07-25 Philips Lighting Holding B.V. Signal-level based control of power grid load systems
US9317049B2 (en) * 2013-02-22 2016-04-19 Texas Instruments Incorporated Emulated current ramp for DC-DC converter
US9385929B2 (en) * 2013-02-26 2016-07-05 Cisco Technology, Inc. Methods and devices for performing dynamic droop compensation
JP6509806B2 (ja) * 2013-03-15 2019-05-08 ビデリ、インコーポレイテッドＶｉｄｅｒｉ Ｉｎｃ． デジタル画像を表示するディスプレイ装置用の筐体
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
CN106165342B (zh) 2014-01-14 2019-10-15 飞利浦灯具控股公司 针对电力分配系统中的受电设备的低电力待机
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

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