Recorders – Record receivers and/or driving means therefor – Laminated – impregnated – or coated bases
Patent
1983-02-15
1985-12-03
Hartary, Joseph W.
Recorders
Record receivers and/or driving means therefor
Laminated, impregnated, or coated bases
346 76L, 369122, 369284, 430945, G01D 1534
Patent
active
045568936
ABSTRACT:
Optical recording medium having a laser-recordable light-absorbing layer which is a carbide of iron or chromium has surprisingly high sensitivity. High carrier-to-noise ratios are attained using a laser-diode recording system at power levels below 10 mW.
REFERENCES:
patent: 4097895 (1978-05-01), Spong
patent: 4216501 (1980-08-01), Bell
patent: 4264911 (1981-04-01), Wilkinson
patent: 4282534 (1981-08-01), Shinozaki
patent: 4285056 (1981-08-01), Bell
patent: 4300227 (1981-11-01), Bell
patent: 4335198 (1982-06-01), Hanada
patent: 4430659 (1984-02-01), Maffitt
"Optical Disk Systems Emerge", by Bartolini et al., IEEE Spectrum, vol. 15, No. 8, Aug. 1978, pp. 20-28.
"Optical Recording with the Encapsulated Titanium Trilayer", by Bell et al., RCA Review, vol. 40, Sep. 1979, pp. 345-362.
Halling Vaughn W.
Rinehart Thomas A.
Willson Richard F.
Barte William B.
Hartary Joseph W.
Minnesota Mining and Manufacturing Company
Sell Donald M.
Smith James A.
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