The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 27, 2025
Filed:
Dec. 05, 2022
Huawei Technologies Co., Ltd., Shenzhen, CN;
Qing Lu, Nanjing, CN;
Changxin Yao, Nanjing, CN;
Chao Gu, Nanjing, CN;
Jian Xiang, Nanjing, CN;
Shiyong Fu, Shenzhen, CN;
HUAWEI TECHNOLOGIES CO., LTD., Shenzhen, CN;
Abstract
A communication system includes a first device and a second device connected through an electro-optical composite cable. The electro-optical composite cable includes an optical fiber and a power supply cable. The optical fiber is used to transmit a data signal. The power supply cable is used to transmit a direct current. The first device is configured to send a first alternating-current signal to the second device through the power supply cable. The second device is configured to switch a running status based on the first alternating-current signal.