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. 18, 2012
Filed:
Nov. 24, 2009
Jee Sook Eun, Daejeon, KR;
Hee Sook MO, Daejeon, KR;
Hyochan Bang, Daejeon, KR;
SE Won OH, Daejeon, KR;
Jae Gak Hwang, Daejeon, KR;
Cheol Sig Pyo, Daejeon, KR;
Jong-suk Chae, Daejeon, KR;
Jee Sook Eun, Daejeon, KR;
Hee Sook Mo, Daejeon, KR;
Hyochan Bang, Daejeon, KR;
Se Won Oh, Daejeon, KR;
Jae Gak Hwang, Daejeon, KR;
Cheol Sig Pyo, Daejeon, KR;
Jong-Suk Chae, Daejeon, KR;
Electronics and Telecommunications Research Institute, Daejeon, KR;
Abstract
Provided is a method and apparatus for recognizing a radio frequency identification tag reader. In order to obtain protocol addresses of a plurality of radio frequency identification (hereinafter referred to as RFID) tag readers, a request message including a timestamp indicating a generation time is generated and transmitted, and a response message for the request message from one of the plurality of RFID readers is received. When the timestamp included in the response message satisfies a set condition, a hardware address and a protocol address of the RFID reader are extracted from the response message.