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:
Oct. 21, 2014
Filed:
Mar. 24, 2010
Yong Cheng, Shenzhen, CN;
Xiaodong Bao, Shenzhen, CN;
Zhan Zhang, Shenzhen, CN;
Yinghai He, Shenzhen, CN;
Ning Wu, Shenzhen, CN;
Yong Cheng, Shenzhen, CN;
Xiaodong Bao, Shenzhen, CN;
Zhan Zhang, Shenzhen, CN;
Yinghai He, Shenzhen, CN;
Ning Wu, Shenzhen, CN;
Huawei Technologies Co., Ltd., Shenzhen, CN;
Abstract
A method and an apparatus for tracking a clock source are disclosed. The method includes determining a best clock source to be tracked by a device according to a best clock source tracked by a slave candidate port in the device and distributing the best clock source tracked by the device through a master candidate port in a master state. Through the embodiments of the present disclosure, the clock source selection of the device converges quickly. Moreover, because the slave candidate port is determined according to the network planning, the planning of the transport network is observed.