(19)
(11) EP 1 636 638 A1

(12)

(43) Date of publication:
22.03.2006 Bulletin 2006/12

(21) Application number: 04736437.7

(22) Date of filing: 09.06.2004
(51) International Patent Classification (IPC): 
G02F 1/13363(2000.01)
H04N 9/31(1974.07)
(86) International application number:
PCT/IB2004/050875
(87) International publication number:
WO 2004/111713 (23.12.2004 Gazette 2004/52)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR

(30) Priority: 13.06.2003 US 478691 P

(71) Applicant: Koninklijke Philips Electronics N.V.
5621 BA Eindhoven (NL)

(72) Inventors:
  • ANDERSON, Duncan, J.
    Briarcliff Manor, NY 10510-8001 (US)
  • JANSSEN, Peter, Johannes, Michiel
    Briarcliff Manor, NY 10510-8001 (US)
  • SHAHZAD, Khalid
    Briarcliff Manor, NY 10510-8001 (US)
  • SHIMIZU, Jeffrey, Arthur
    Briarcliff Manor, NY 10510-8001 (US)

(74) Representative: Groenendaal, Antonius W. M. 
Philips Intellectual Property & Standards P.O. Box 220
5600 AE Eindhoven
5600 AE Eindhoven (NL)

   


(54) MODIFIED SKEW-ANGLE COMPENSATOR FOR LCD DISPLAYS WITH RESIDUAL RETARDANCE