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. 18, 2012
Filed:
Jan. 05, 2007
Stefan Herr, Dierbach, DE;
Ulrich Sigmund, Waldkirch, DE;
Stefan Herr, Dierbach, DE;
Ulrich Sigmund, Waldkirch, DE;
Activevideo Networks, Inc., San Jose, CA (US);
Abstract
A method and related system of encoding audio is disclosed. In the method, data representing a plurality of independent audio signals is accessed. The data representing each respective audio signal comprises a sequence of source frames. Each frame in the sequence of sources frames comprises a plurality of audio data copies. Each audio data copy has an associated quality level that is a member of a predefined range of quality levels, ranging from a highest quality level to a lowest quality level. The plurality of source frame sequences is merged into a sequence of target frames that comprise a plurality of target channels. Merging corresponding source frames into a respective target frame includes selecting a quality level and assigning the audio data copy at the selected quality level of each corresponding source frame to at least one respective target channel.