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:
Oct. 02, 2007
Filed:
Apr. 18, 2003
Henrik Liljeström, Helsinki, FI;
Henrik Liljeström, Helsinki, FI;
Nokia Corporation, Espoo, FI;
Abstract
A receiver for use in a mobile communications network, the receiver comprising an input for receiving radio signals including control symbols and data symbols, a channel estimator arranged to use the control symbols to provide a channel estimate for correcting received data symbols, a first offset corrector for de-rotating the control symbols prior to their use in providing the channel estimate, a second offset corrector for rotating the channel estimate prior to its use in correcting the received data symbols, and an offset estimator arranged to generate estimates of frequency offset in the received radio signal, for use in the first and second offset correctors.