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:
Aug. 23, 2022
Filed:
Sep. 24, 2019
Applicant:
Zte Corporation, Shenzhen, CN;
Inventors:
Dan Geng, Shenzhen, CN;
Mingsheng Li, Shenzhen, CN;
Jinsong Bei, Shenzhen, CN;
Liquan Yuan, Shenzhen, CN;
Yong Guo, Shenzhen, CN;
Assignee:
ZTE CORPORATION, Shenzhen, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04Q 11/00 (2006.01);
U.S. Cl.
CPC ...
H04Q 11/0067 (2013.01); H04Q 11/0005 (2013.01); H04Q 2011/0047 (2013.01); H04Q 2011/0064 (2013.01); H04Q 2011/0079 (2013.01); H04Q 2011/0086 (2013.01);
Abstract
Provided are a ranging method and a communication method for an optical network, an Optical Line Terminal (OLT), an Optical Network Unit (ONU), and an optical network system. The OLT sends a broadcast message to the ONU, the broadcast message being used to indicate an uplink bandwidth allocated to the ONU. The OLT opens a quiet window for the ONU in a predetermined region. The OLT receives an uplink signal sent by the ONU at the quiet window.