(19)
(11) EP 1 421 796 A1

(12)

(43) Date of publication:
26.05.2004 Bulletin 2004/22

(21) Application number: 02750184.0

(22) Date of filing: 19.07.2002
(51) International Patent Classification (IPC)7H04N 11/02
(86) International application number:
PCT/US2002/023031
(87) International publication number:
WO 2003/010975 (06.02.2003 Gazette 2003/06)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR IE IT LI LU MC NL PT SE SK TR
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 23.07.2001 US 307201 P

(71) Applicant: Thomson Licensing S.A.
92648 Boulogne Cedex (FR)

(72) Inventors:
  • COOPER, Jeffrey, Allen
    Rocky Hill, NJ 08553 (US)
  • RAMASWAMY, Kumar
    Plainsboro, NJ 08536 (US)
  • KNUTSON, Paul, Gothard
    Lawrenceville, NJ 08648 (US)

(74) Representative: Kerber, Thierry 
Thomson46, quai Alphonse Le Gallo
92648 Boulogne cedex
92648 Boulogne cedex (FR)

   


(54) SYSTEM AND METHOD FOR BROADCAST OF INDEPENDENTLY ENCODED SIGNALS ON ATSC CHANNELS