Title (en)

Directional decoding

Title (de)

Richtdekodierer

Title (fr)

Décodeur directionnel

Publication

EP 1054575 A3 20020918 (EN)

Application

EP 00304128 A 20000516

Priority

US 31305899 A 19990517

Abstract (en)

[origin: EP1054575A2] The degree of correlation between two audio signals is determined and the channels are normalised according to first and second normalisation modes responsive to correlation and uncorrelation respectively. <IMAGE>

IPC 1-7

H04S 3/00; H04S 5/02

IPC 8 full level

H04S 3/00 (2006.01); H04S 5/02 (2006.01)

CPC (source: EP)

H04S 5/005 (2013.01); H04S 2400/05 (2013.01)

Citation (search report)

• [A] US 5046098 A 19910903 - MANDELL DOUGLAS E [US], et al
• [A] EP 0593128 A1 19940420 - KONINKL PHILIPS ELECTRONICS NV [NL]
• [A] PATENT ABSTRACTS OF JAPAN vol. 013, no. 404 (E - 817) 7 September 1989 (1989-09-07)
• [A] PATENT ABSTRACTS OF JAPAN vol. 017, no. 698 (E - 1481) 20 December 1993 (1993-12-20)

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

DOCDB simple family (publication)

EP 1054575 A2 20001122; EP 1054575 A3 20020918; CN 100349497 C 20071114; CN 1281329 A 20010124; HK 1032705 A1 20010727; JP 2000350300 A 20001215

DOCDB simple family (application)

EP 00304128 A 20000516; CN 00108691 A 20000517; HK 01103233 A 20010508; JP 2000145596 A 20000517