Chemistry: electrical and wave energy – Apparatus – Coating – forming or etching by sputtering
Patent
1978-04-27
1982-02-02
Gantz, Delbert E.
Chemistry: electrical and wave energy
Apparatus
Coating, forming or etching by sputtering
204192EC, 204192E, 313371, 428696, 428701, 427165, G02B 528
Patent
active
043136486
ABSTRACT:
A patterned multi-layer structure for a stripe filter used for a photoelectric pickup tube, comprises a protective layer preventing a substrate from being etched by reactive sputter etching and a multi-layer optical filter formed on the protective layer patterned by reactive sputter etching into a stripe pattern.
The etching rate of the protective layer by an etching gas agent is not greater than that of the multi-layer filter.
REFERENCES:
patent: 3743586 (1973-07-01), Vossen
patent: 3914464 (1975-10-01), Thomasson et al.
patent: 4004176 (1977-01-01), Otake et al.
patent: 4029394 (1977-06-01), Araki
patent: 4030967 (1977-06-01), Ingrey et al.
H. Komiya et al., The Application of Gas Plasma . . . , IEDM Technical Digest, 1973, pp. 459-462.
John Vossen and Werner Kern, Thin Film Processes, Academic Press, New York, pp. 497-498, 526-527, 535-543.
J. R. Gardiner et al., Al.sub.2 O.sub.3 Protection of SI.sub.3 N.sub.4 During RF Sputter Etching, IBM Technical Disclosure Bulletin, vol. 13, No. 12, pp. 3657.
Takahashi Kenji
Yano Kensaku
Gantz Delbert E.
Leader William
Tokyo Shibaura Denki Kabushiki Kaisha
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