Optical pickup device

Details Optical pickup device Optical pickup device

1989-11-15

1992-07-07

McElheny, Jr., Donald

Dynamic information storage or retrieval

With servo positioning of transducer assembly over track...

Optical servo system

G11B 700

Patent

active

051289156

ABSTRACT:
A device for processing optical data comprising:

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patent: 4737946 (1988-04-01), Yamashita
patent: 4747090 (1988-05-01), Tamashita et al.
"Electrooptic Fresnel lens-scanner with an array of Channel Waveguides", Takizawa; Applied Optics, vol. 22, No. 16/15 Aug. 83.
"Focusing Grating for Integrated Optical Disk Pickup Device"; Ura et al. 85/10 vol. J68-C No. 10.
"Integrated Optical Detector Array, Waveguide and Modulator based on Silicon Technology", Marx et al., IEEE Journal of Solid State Circuits, vol. SC-12, No. 1, Feb. 1977, pp. 10-13.
"Graded-index Fresnel Lenses For Integrated Optics", T. Suhara, et al; Applied Optics, vol. 21, No. 11, p. 1966; 1 Jun. 1982.
"Optical Waveguide Lenses"; Inoue, et al; Optica Acta, vol. 26, No. 8, pp. 961-968; Aug. 1979.
"Electrooptic Leaky Anisotropic Waveguides Using Nematic Liquid Crystal Overlayers"; Okamura et al, Journal of Lightwave Technology, vol. LT-2, No. 3, Jun. 1984, pp. 292-295.
Fairchild Semiconductor; Oct. 1965; SL-64; .mu.A 709.

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