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:
Sep. 11, 2012
Filed:
Sep. 05, 2008
Jin-hun Koo, Yongin-si, KR;
Young-hoon Min, Anyang-si, KR;
Si-gyoung Koo, Seoul, KR;
Il-jong Song, Yongin-si, KR;
Kuang-woo Nam, Suwon-si, KR;
Jin-Hun Koo, Yongin-si, KR;
Young-Hoon Min, Anyang-si, KR;
Si-Gyoung Koo, Seoul, KR;
Il-Jong Song, Yongin-si, KR;
Kuang-Woo Nam, Suwon-si, KR;
Samsung Electronics Co., Ltd., Suwon-Si, KR;
Abstract
A Radio Frequency (RF) transmission method of a Radio Frequency Identification (RFID) reader using a plurality of channels is provided. The method includes: selecting at least part of the plurality of channels, measuring an RF power of each of the selected channels, determining a transmission environment of the RF according to a measurement determination, and modulating an RF signal according to the determined transmission environment.