Dynamic information storage or retrieval – Storage medium structure – Optical track structure
Patent
1992-08-26
1994-09-06
Dzierzynski, Paul M.
Dynamic information storage or retrieval
Storage medium structure
Optical track structure
369 13, 3692751, 360 48, G11B 1300, G11B 7007
Patent
active
053454359
ABSTRACT:
An optical disc having a plurality of recording zones, each having 2.sup.n tracks, with the recording capacity of each track in a given zone being equal and the recording capacity being different for each recording zone, and with a line recording density of each recording zone being approximately equal.
REFERENCES:
patent: 4530018 (1985-07-01), Hoshino et al.
patent: 4736352 (1988-04-01), Satoh et al.
patent: 4750059 (1988-06-01), Syracuse
patent: 4843604 (1989-05-01), Fujiwara et al.
patent: 5155714 (1992-10-01), Inoue
patent: 5159650 (1992-10-01), Nishiwaki et al.
Hitachi Review, vol. 39, No. 5, Oct. 1990, Tokyo JP, pp. 273-276, XP000219776, S. Arai et al.: `OD321 series 12 inch large capacity WORM optical disk drive.`
Transactions on the Institute of Electronics, Information and Communication Engineers of Japan, vol. E 74, No. 4, Apr. 1991, Tokyo, Japan, pp. 951-954, XP000241319, T. Maeda et al.: `High speed, larger capacity optical disk using pit edge recording and MCAV method.`
IEEE Translation Journal of Magnetics in Japan, vol. 6, No. 8, Aug. 1991, New York, USA, pp. 709-716, XP000294993, S. Iwatsu et al.: `A Study for high track density recording on magneto-optical disks.`
IEEE Translation Journal on Magnetics in Japan, vol. 5, No. 1, Jan. 5, 1990, New York, USA, pp. 79-86; H. Sukeda et al.: "High Speed Magnetic Field Modulation in Pit-edge Magneto-optic Recording II."
IEEE Translation Journal of Magnetics in Japan, vol. 26, No. 5, Sep. 1990, New York, USA, pp. 1903-1905; D. C. Cheng et al.: "Domain Edge Formation and Jitter Characteristics in Thermomagnetic Recording with Magnetic Field Modulation."
Patent Abstracts of Japan, vol. 16, No. 15 (P-1298), Jan. 14, 1992 & JP-A-32 32 140 (Nec Corp.).
Patent Abstracts of Japan, vol. 14, No. 332, (P-1077), Jul. 17, 1990 & JP21 10 844 (Ricoh Co. Ltd.).
Chu Kim-Kwok
Dzierzynski Paul M.
Shaw, Jr. Philip M.
Sony Corporation
LandOfFree
Optical disc and method for recording on optical disc does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Optical disc and method for recording on optical disc, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Optical disc and method for recording on optical disc will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1334334