(19)
(11) EP 1 493 066 A1

(12)

(43) Date of publication:
05.01.2005 Bulletin 2005/01

(21) Application number: 03746568.9

(22) Date of filing: 31.03.2003
(51) International Patent Classification (IPC)7: G05B 19/02, H04N 7/10, H04N 7/14, H04N 7/173, G06F 13/00, G06F 17/60
(86) International application number:
PCT/US2003/009874
(87) International publication number:
WO 2003/087961 (23.10.2003 Gazette 2003/43)
(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 PT RO SE SI SK TR
Designated Extension States:
AL LT LV MK

(30) Priority: 05.04.2002 US 370562 P

(71) Applicant: MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
Kadoma-shi,Osaka 571-8501 (JP)

(72) Inventors:
  • BRAUN, David Alan,
    Denville, NJ 07834 (US)
  • MA, Yue
    West Windsor, NJ 08550 (US)
  • CHANG, Chieh-Chung
    Monmouth Jct., NJ 08852 (US)
  • KHANDELWAL, Rajesh Bhagwandas,
    Bridgewater, NJ 08807 (US)
  • KAPLAN, Alan
    Princeton, NJ 08540 (US)
  • SITNIK, Eran
    Ossining, NY 10562 (US)

(74) Representative: Franks, Robert Benjamin 
Franks & Co.15, Jessops RiversideBrightside Lane
Sheffield S9 2RX
Sheffield S9 2RX (GB)

   


(54) IMPROVED UTILIZATION OF DATA BROADCASTING TECHNOLOGY WITH HANDHELD CONTROL APPARATUS