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EP 1 997 109 A1

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(43) Date of publication: 03.12.2008 Bulletin 2008/49 (21) Application number: 06845240.8 (22) Date of filing: 11.12.2006

(51) International Patent Classification (IPC):  G11B 27/034(2006.01) G11B 27/10(2006.01) H04N 5/262(2006.01) G11B 27/036(2006.01) H04N 1/00(2006.01) (86) International application number: PCT/US2006/047284 (87) International publication number: WO 2007/081477 (19.07.2007 Gazette 2007/29)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR (71) Applicants: Hewlett-Packard Development Company, L.P. Houston TX 77070 (US) Panasonic Corporation Kadoma-shi Osaka 571-8501 (JP)

(72) Inventors: LIU, Samson, J. Palo Alto, CA 94304 (US) WU, Peng Palo Alto, CA 94304 (US) BEGED-DOV, Gabe Corvalis, OR 97330 (US) MCCROSSAN, Joe Los Angelas, CA 90035 (US) BOERGER, Paul Fort Collins, CO 80528 (US) OKADA, Tomoyuki Osaka 540-6207 (JP) (74) Representative: Schoppe, Fritz et al Schoppe, Zimmermann, Stöckeler & Zinkler Patentanwälte Postfach 246 82043 Pullach bei München 82043 Pullach bei München (DE)