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:
Nov. 05, 2013
Filed:
Apr. 03, 2009
Jiunn Tsair Chen, Hsinchu County, TW;
Yun Shen Chang, Hsinchu County, TW;
Chih Hung Lin, Hsinchu County, TW;
Jiunn Tsair Chen, Hsinchu County, TW;
Yun Shen Chang, Hsinchu County, TW;
Chih Hung Lin, Hsinchu County, TW;
Ralink Technology Corporation, Hsinchu County, TW;
Abstract
A signal transmitting apparatus for orthogonal frequency division multiplexing (OFDM) system comprises a compandor, a predistortor, a power amplifier and a feedback module. The compandor is configured to compress and expand a transmitted signal. The predistortor is configured to perform a predistortion operation on output signals of the compandor. The power amplifier is configured to amplify output signals of the predistortor. The feedback module is configured to adjust parameters of the compandor and the predistortor based on a feedback signal.