(19)
(11) EP 1 250 806 A1

(12)

(43) Date of publication:
23.10.2002 Bulletin 2002/43

(21) Application number: 00984135.4

(22) Date of filing: 07.12.2000
(51) International Patent Classification (IPC)7: H04N 5/445, H04N 7/167, H04N 7/173
(86) International application number:
PCT/US0033/455
(87) International publication number:
WO 0105/0740 (12.07.2001 Gazette 2001/28)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 29.12.1999 US 474920

(71) Applicant: Sony Electronics Inc.
Park Ridge,New Jersey 07656 (US)

(72) Inventors:
  • MARUO, Jun
    Tomigaya, Tokyo 1-38-15-303 (JP)
  • KAGAMI, Atsushi
    Toshima-Ku, Tokyo 4-12-10 (JP)

(74) Representative: DeVile, Jonathan Mark, Dr. 
D. Young & Co21 New Fetter Lane
London EC4A 1DA
London EC4A 1DA (GB)

   


(54) A METHOD AND SYSTEM FOR A BI-DIRECTIONAL TRANSCEIVER