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:
Aug. 17, 2021
Filed:
Dec. 18, 2019
Applicant:
Mqa Limited, London, GB;
Inventors:
Peter Graham Craven, Haslemere, GB;
Malcolm Law, West Sussex, GB;
Assignee:
MQA Limited, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03M 1/20 (2006.01); H03M 7/32 (2006.01); H03M 1/12 (2006.01); H03M 1/06 (2006.01); H03M 3/00 (2006.01);
U.S. Cl.
CPC ...
H03M 7/3008 (2013.01); H03M 7/3028 (2013.01); H03M 1/0641 (2013.01); H03M 1/12 (2013.01); H03M 3/30 (2013.01);
Abstract
Quantisation methods are provided which employ dither techniques to reduce the noise penalty in certain circumstances whilst still removing noise modulation. One method relates to reducing the wordwidth of audio by one bit, while another method relates to burying one bit of data in a pair of signal samples.