EP 2028875 A1 20090225 - Digital audio signal amplifier
Title (en)
Digital audio signal amplifier
Title (de)
Digitaler Audiosignalverstärker
Title (fr)
Amplificateur de signal audio numérique
Publication
Application
Priority
EP 07114693 A 20070821
Abstract (en)
A digital audio signal amplifier includes: a digital signal amplifying module having a digital audio signal plug connected with a digital audio signal outlet of a main board to receive digital audio signals, the digital signal amplifying module processing the digital audio signals to generate high power analog audio signals; and an analog signal output interface coupled to the digital signal amplifying module and transferring the high power analog audio signals to a set of speaker.
IPC 8 full level
CPC (source: EP)
H04R 3/00 (2013.01)
Citation (search report)
- [XY] US 2004254663 A1 20041216 - DAME STEPHEN G [US]
- [Y] US 2007160225 A1 20070712 - SEYDOUX HENRI [FR]
- [A] WO 03094570 A2 20031113 - GUNASEKERA DARREN ASTER [MY], et al
- [A] US 2007078546 A1 20070405 - HSIEH KUAN-HONG [CN], et al
- [A] EP 1487101 A1 20041215 - ST MICROELECTRONICS SRL [IT]
- [E] TW M326753 U 20080201 - JOW EN-MIN [TW]
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
Designated extension state (EPC)
AL BA HR MK RS
DOCDB simple family (publication)
DOCDB simple family (application)
EP 07114693 A 20070821