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.

Date of Patent:
Dec. 03, 2013

Filed:

Feb. 12, 2010
Applicants:

Ji-hun Koo, Yongin-si, KR;

Young-hoon Min, Anyang-si, KR;

Seon-wook Kim, Namyangju-si, KR;

Joon-goo Lee, Seoul, KR;

Young-sun Han, Seoul, KR;

Inventors:

Ji-Hun Koo, Yongin-si, KR;

Young-Hoon Min, Anyang-si, KR;

Seon-Wook Kim, Namyangju-si, KR;

Joon-Goo Lee, Seoul, KR;

Young-Sun Han, Seoul, KR;

Assignees:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04Q 5/22 (2006.01);
U.S. Cl.
CPC ...
Abstract

In a method of communicating in a radio frequency identification (RFID) system including a RFID reader and a plurality of RFID tags, a plurality of spread spectrum data are stored in the plurality of RFID tags. The plurality of spread spectrum data are transmitted from the plurality of RFID tags to the RFID reader. A plurality of original data respectively corresponding to the plurality of RFID tags are simultaneously extracted from the plurality of spread spectrum data at the RFID reader.


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