EP 1997103 A1 20081203 - METHOD OF CODING A SOURCE AUDIO SIGNAL, CORRESPONDING CODING DEVICE, DECODING METHOD AND DEVICE, SIGNAL, COMPUTER PROGRAM PRODUCTS
Title (en)
METHOD OF CODING A SOURCE AUDIO SIGNAL, CORRESPONDING CODING DEVICE, DECODING METHOD AND DEVICE, SIGNAL, COMPUTER PROGRAM PRODUCTS
Title (de)
VERFAHREN ZUR CODIERUNG EINES QUELLENAUDIOSIGNALS, ENTSPRECHENDE CODIERUNGSEINRICHTUNG, DECODIERUNGSVERFAHREN UND EINRICHTUNG, SIGNAL UND COMPUTERPROGRAMMPRODUKTE
Title (fr)
PROCEDE DE CODAGE D'UN SIGNAL AUDIO SOURCE, DISPOSITIF DE CODAGE, PROCEDE ET DISPOSITIF DE DECODAGE, SIGNAL, PRODUITS PROGRAMME D'ORDINATEUR CORRESPONDANTS
Publication
Application
Priority
- FR 2007050915 W 20070312
- FR 0602179 A 20060313
Abstract (en)
[origin: WO2007104889A1] The invention relates to a method of coding a source audio signal. According to the invention, such a method comprises the following steps: coding a quantization profile of coefficients representative of at least one transform of the source audio signal, according to at least two distinct coding techniques, delivering at least two sets of data representative of a quantization profile; selecting one of the sets of data representative of a quantization profile, as a function of a predetermined selection criterion; transmitting and/or storing the set of data representative of a selected quantization profile and an indicator representative of the corresponding coding technique.
IPC 8 full level
G10L 19/02 (2006.01); G10L 19/035 (2013.01)
CPC (source: EP US)
G10L 19/035 (2013.01 - EP US)
Citation (search report)
See references of WO 2007104889A1
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
FR 2898443 A1 20070914; AT E524808 T1 20110915; CN 101432804 A 20090513; CN 101432804 B 20130116; EP 1997103 A1 20081203; EP 1997103 B1 20110914; JP 2009530653 A 20090827; JP 5192400 B2 20130508; US 2009083043 A1 20090326; US 8224660 B2 20120717; WO 2007104889 A1 20070920
DOCDB simple family (application)
FR 0602179 A 20060313; AT 07731731 T 20070312; CN 200780015598 A 20070312; EP 07731731 A 20070312; FR 2007050915 W 20070312; JP 2008558864 A 20070312; US 28273107 A 20070312