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:
Jan. 30, 2007
Filed:
May. 30, 2002
Christophe Moy, Rennes, FR;
Pascal Le Corre, Rennes, FR;
Christophe Moy, Rennes, FR;
Pascal Le Corre, Rennes, FR;
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Abstract
The device () for digital demodulation comprises a polyphase filter () comprising a set of N distinct elementary digital filters (H) and means () of selection, for each block of an elementary digital filter (H). These latter comprise means () for computing an error signal, means () for comparing performance indicators for the digital filters arising from the error signals and means () for determining the elementary digital filter (H) to be implemented in respect of the following block as a function of the result of the comparison. The digital filters (H) are ordered. They are chosen according to the order of the filters, as a function of the result of the comparison performed on the performance indicators for the elementary digital filters (H) implemented in respect of at least one previous block. Application to a mobile telephone or base station.