(19)
(11) EP 1 281 175 A2

(12)

(88) Date of publication A3:
21.03.2002

(43) Date of publication:
05.02.2003 Bulletin 2003/06

(21) Application number: 01930455.9

(22) Date of filing: 05.04.2001
(51) International Patent Classification (IPC)7: G11B 7/00, G11B 7/09, G11B 7/24, G11B 3/70, G11B 5/84, G11B 7/26
(86) International application number:
PCT/US0111/359
(87) International publication number:
WO 0107/8068 (18.10.2001 Gazette 2001/42)
(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: 07.04.2000 US 957720 P
15.04.2000 US 549075

(71) Applicant: Siros Technologies Inc.
San Jose, CA 95134 (US)

(72) Inventors:
  • AOI, Toshiki
    Saku-shi,agano 385-0009 (JP)
  • HONDA, Tokuyuki
    Mountain View, CA 94040 (US)
  • MCDONALD, Mark, E.
    Milpitas, CA 95035 (US)
  • MORELLI, Michael, V.
    San Jose, CA 95125 (US)
  • DAIBER, Andrew, J.
    Palo Alto, CA 94301 (US)
  • GHOSE, Sanjoy
    Scotts Valley, CA 95066 (US)
  • HESSELINK, Lambertus
    Atherton, CA 94027 (US)
  • NISHIMURA, Shunichi
    Milpitas, CA 95035 (US)
  • SOCHAVA, Sergei
    Sunnyvale, CA 94087 (US)
  • YOSHINARI, Jiro,Technical Center-1
    Nagano 385-0009 (JP)
  • TSUKAGOSHI, Takuya,Technical Center-1,
    Nagano 385-0009, (JP)
  • HIRATA, Hideki,Technical Center-1,
    Nagano 385-0009, (JP)
  • HAYASHIDA, Naoki,Technical Center-1,
    Nagano 385-0009 (JP)

(74) Representative: Smith, Samuel Leonard 
J.A. Kemp & Co.,14 South Square,Gray's Inn
London WC1R 5JJ
London WC1R 5JJ (GB)

   


(54) OPTICAL INFORMATION MEDIUM