Solid state image sensor exhibiting reduced image smearing effec

Details Solid state image sensor exhibiting reduced image smearing effec Solid state image sensor exhibiting reduced image smearing effec

1982-03-30

1985-02-05

Westin, Edward P.

Radiant energy

Photocells; circuits and apparatus

Optical or pre-photocell system

250211J, 357 24, 357 30, H01L 2714

Patent

active

044980132

ABSTRACT:
The invention provides a solid state image pickup device having a plurality of photoelectric transducers and a vertical transfer CCD (charge coupled device) unit. A concentration of an impurity of a semiconductor substrate region surrounding each of the vertical transfer CCD in the vicinity of each of the photoelectric transducers is higher than that below each of the photoelectric transducers.

REFERENCES:
patent: 3896474 (1975-07-01), Amelio et al.
patent: 4373167 (1983-02-01), Yamada

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