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AssigneeSanyo Electric Co., Ltd.
InventorsKenji Asano, Noboru Mamiya, Yoshiharu Uchihara, Satoshi Sumi, Kenji Nakao, Hiroshi Watanabe, Toshiaki Hioki, Yoshihiro Hori, Hisashi Matsuyama, kenji Torazawa, Kenji Tanase, Sayoko Tanaka, Yoshihisa Suzuki, Shigeki Hori
Estimating the term…
A magneto-optical record medium and a reproducing apparatus for the same allow data reproduction having good characteristics by a simple structure. The magneto-optical record medium includes a plurality of first grooves (3) each having sidewalls, at least one of which is wobbled in accordance with address information; an address mark (21) formed by changing a width of a land located between second grooves connected to the first grooves; and third grooves wobbled cyclically, formed in a data portion magnetically storing data and connected to the second grooves. The reproducing apparatus reproduces the data from the magneto-optical record medium.
A record medium comprising:
A record medium comprising:
A record medium comprising:
A record medium comprising:
A record medium comprising:
A record medium comprising:
A record medium comprising:
A record medium comprising:
A record medium comprising:
A record medium comprising:
A record medium comprising:
A reproducing apparatus for reproducing data from a record medium including an address portion storing two items of address information with respect to one data, and an address identification portion storing one item of address identification information with respect to said one data, comprising:
A reproducing apparatus for reproducing data from a record medium having a groove formed in a data portion storing data, and having at least one sidewall being wobbled in a predetermined cycle, comprising:
Dependencies are inferred from the claim text.