Invention Application
- Patent Title: Recording head and recorder
- Patent Title (中): 录音头和录音机
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Application No.: US11717581Application Date: 2007-03-13
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Publication No.: US20070230288A1Publication Date: 2007-10-04
- Inventor: Naoki Nishida , Hiroaki Ueda , Manami Kuiseko , Koujirou Sekine , Kenji Konno , Masahiro Okitsu , Hiroshi Hatano
- Applicant: Naoki Nishida , Hiroaki Ueda , Manami Kuiseko , Koujirou Sekine , Kenji Konno , Masahiro Okitsu , Hiroshi Hatano
- Priority: JPJP2006-068879 20060314
- Main IPC: G11B11/00
- IPC: G11B11/00
Abstract:
A recorder has a recording head which uses light for information recording to a recording medium. The recording head has a slider and an optical waveguide. The slider moves relative to the recording medium while floating thereon. The optical waveguide is provided in the slider and has a refractive index difference of 20% or more between a core and a cladding.
Public/Granted literature
- US07755978B2 Recording head and recorder Public/Granted day:2010-07-13
Information query
IPC分类:
