Presentation 2000/9/15
Phase change disc for high data rate recording
Hiroyasu Inoue, Hideki Hirata, Tatsuya Kato, Hiroshi Shingai, Hajime Utsunomiya,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) We have developed a new phase change optical disc having a thin transparent cover layer corresponding to new optical recording system(DVR)using a blue laser(405nm)and a dual objective lens with a numerical aperture of 0.85. We have achieved user capacity of 22GB per side of the 120mm CD size disc, and user data recording transfer rate of 70Mbps by designing the highly flat transparent cover layer, a new recording layer having high crystallization speed and the film structure for rapid cooling.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Phase change / High data rate recording / 70Mbps / Blue laser
Paper # CPM2000-98
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Conference Information
Committee CPM
Conference Date 2000/9/15(1days)
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Registration To Component Parts and Materials (CPM)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Phase change disc for high data rate recording
Sub Title (in English)
Keyword(1) Phase change
Keyword(2) High data rate recording
Keyword(3) 70Mbps
Keyword(4) Blue laser
1st Author's Name Hiroyasu Inoue
1st Author's Affiliation Data Storage Technology Center, TDK Corp.()
2nd Author's Name Hideki Hirata
2nd Author's Affiliation Data Storage Technology Center, TDK Corp.
3rd Author's Name Tatsuya Kato
3rd Author's Affiliation Data Storage Technology Center, TDK Corp.
4th Author's Name Hiroshi Shingai
4th Author's Affiliation Data Storage Technology Center, TDK Corp.
5th Author's Name Hajime Utsunomiya
5th Author's Affiliation Data Storage Technology Center, TDK Corp.
Date 2000/9/15
Paper # CPM2000-98
Volume (vol) vol.100
Number (no) 320
Page pp.pp.-
#Pages 6
Date of Issue