Optical filter having alternately laminated thin layers provided

Details Optical filter having alternately laminated thin layers provided Optical filter having alternately laminated thin layers provided

1994-10-18

1997-07-15

Allen, Stephone

Radiant energy

Photocells; circuits and apparatus

Photocell controlled circuit

250226, 358515, H01L 2700, H04N 146

Patent

active

056486537

ABSTRACT:
An Optical filter is provided on a light receiving surface of an image sensor. The filter has a plurality of thin layers alternately laminated. The thin layers alternately consist of a dielectric layer having a high refractive index and a metal layer and each thin layer has its stress .sigma. in a range -5 GPa.ltoreq..sigma.<-0.2 GPa.

REFERENCES:
patent: 3679291 (1972-07-01), Apfel et al.
patent: 3978512 (1976-08-01), Hoeberechts
patent: 3996461 (1976-12-01), Sulzbach et al.
patent: 4320936 (1982-03-01), Sawamura
patent: 4547074 (1985-10-01), Hinoda et al.
patent: 4679068 (1987-07-01), Lillquist et al.
patent: 4956555 (1990-09-01), Woodberry
patent: 4960310 (1990-10-01), Cushing
patent: 5035485 (1991-07-01), Kageyama
patent: 5140411 (1992-08-01), Haneda et al.
patent: 5164858 (1992-11-01), Aguilera, Jr. et al.
patent: 5166784 (1992-11-01), Suda et al.
patent: 5321250 (1994-06-01), Tajima
patent: 5337191 (1994-08-01), Austin
patent: 5377045 (1994-12-01), Wolfe et al.
patent: 5413864 (1995-05-01), Miyazaki et al.
patent: 5444302 (1995-08-01), Nakajima et al.
patent: 5455453 (1995-10-01), Harada et al.
Patent Abstracts Of Japan, vol. 9, No. 109 (P-355) 14 May 1985 & JP-A-59 230 123 (Kogyo Gijutsuin) 24 Dec. 1984 *abstract*.
Patent Abstracts Of Japan, vol. 7, No. 54 (P-180) 4 Mar. 1983 & JP-A-57 201 825 (Tateishi Denki KK) 10 Dec. 1982 *abstract*.
Patent Abstracts Of Japan, vol. 14, No. 288 (E-943) 21 Jun. 1990 & JP-A-02 090 870 (Canon Inc) 30 Mar. 1990 *abstract*.

Affiliated with

Also associated with

Rating

Optical filter having alternately laminated thin layers provided does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Optical filter having alternately laminated thin layers provided, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Optical filter having alternately laminated thin layers provided will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1494493