Patent
1972-10-18
1977-08-09
Wojciechowicz, Edward J.
357 68, H01L 2978
Patent
active
040415210
ABSTRACT:
A shift array for shifting carriers introduced into a semiconductor body toward the X-direction and Y-direction comprises an insulating layer disposed on the semiconductor body, first electrodes disposed on the insulating layer and arranged in a matrix on the X-Y plane, second electrodes disposed between adjacent first electrodes, conductors disposed adjacent to the first electrodes to be connected to the electrodes of each row when carriers are transferred toward the Y-direction, conductors disposed adjacent to the first electrodes to be connected to the electrodes of each column when carriers are transferred toward the X-direction. When carriers are transferred toward the X-direction, the second electrodes disposed between the adjacent first electrodes of each column are biased with a DC voltage whose electrical polarity is reversed relative to the DC voltage applied to the first electrodes for preventing the transit of carriers toward the Y-direction. When carriers are transferred toward the Y-direction, the second electrodes disposed between the adjacent first electrodes of each row are biased with a DC voltage whose polarity is reversed relative to the DC voltage applied to the first electrodes for preventing the transit of carriers toward the X-direction.
REFERENCES:
patent: 3473032 (1969-10-01), Lehovec
patent: 3643106 (1972-02-01), Berwin et al.
patent: 3656011 (1972-04-01), Weinberg
Electronics, "The New Concept for Memory and Imaging: Charge Coupling" by Altman, June 1971, pp. 50-59.
Inose Fumiyuki
Itoh Yokichi
Kamigaki Yoshiaki
Sunami Hideo
Hitachi , Ltd.
Wojciechowicz Edward J.
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