INTERNET Watch

EthernetのRJ45ジャックが世界共通の電源に～IEEEが「802.3af-2003」を承認

http://www.powerdsine.com/news/prs/pr_230603_IEEE_8023af.html(英文) Ethernetケーブルを使って電源を供給する「Power over Ethernet（PoE）」技術が ...
INTERNET Watch

3世代あるPoEは2003年に策定、最大15.4Wの「IEEE 802.3af」から

昨今、かなり普及してきたEthernet技術の1つに「PoE（Power over Ethernet）」がある。要するに、Ethernetケーブルを利用して、データ通信と一緒に電源まで供給しよう、という仕組みだ。 このPoEは3世代あり、現在は以下が標準化されている。それぞれPoE、PoE+、PoE++ ...

5 Things You Didn't Know Ethernet Ports Can Do

Most people treat Ethernet as just a cable for internet, but it can power devices, wake computers remotely, and run entire ...
Installation

Crest Audio adds PoE++ loudspeakers to portfolio

CiP 26 and CiP 5 use PoE++ – the highest power tier of Power over Ethernet, delivering up to 90W – to carry Dante and AES67 ...
Yahoo Finance

Power Over Ethernet Chipsets Market Report 2026 - Global Industry Size, Share, Trends ...

Dublin, Jan. 26, 2026 (GLOBE NEWSWIRE) -- The "Power Over Ethernet Chipsets Market - Global Industry Size, Share, Trends, Opportunity, and Forecast, 2021-2031" has been added to ResearchAndMarkets.com ...
Yahoo Finance

Brilliant’s Power over Ethernet Control Panel is Now Shipping

SAN MATEO, Calif., March 02, 2026--(BUSINESS WIRE)--Brilliant NextGen Inc., a leader in smart connected home solutions, today announces that its Power over Ethernet (PoE) control panel is now shipping ...

4 cool things you had no idea Ethernet ports could do

Ethernet ports are useful for directly connecting computers to routers, speeding up connections. However, there are four ...
ギズモード・ジャパン

スマートホームメーカーAqaraから初のMatter対応カメラ登場、なぜか ...

中国のスマートホームメーカーAqaraから、デュアルレンズを搭載した有線の屋内用パン・チルトカメラ｢カメラハブ G350｣が登場。また同時に｢ドアベルカメラ G400（有線）｣も登場し、こちらはPower over ...