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:
Dec. 03, 2019
Filed:
Dec. 11, 2017
Electronics and Telecommunications Research Institute, Daejeon, KR;
Geon Min Yeo, Daejeon, KR;
Young Il Kim, Daejeon, KR;
Hyun Woo Lee, Seoul, KR;
Yong Tae Lee, Daejeon, KR;
Dae Geun Park, Daejeon, KR;
Soon Yong Song, Sejong-si, KR;
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, Daejeon, KR;
Abstract
A channel allocation system for accommodating a plurality of nodes in a sensor network includes a PAN coordinator generating channel allocation information and CSMA idle information and transmitting a beacon including the channel allocation information and the CSMA idle information; and at least one node receiving the beacon, determining whether the contention period is in idle state based on the extracted channel allocation information and the CSMA idle information, determine a transmission time, an operation state in a reception interval, how to process received data by determining whether a channel is allocated based on whether the contention period is in idle state, and operating according to the determination result.