Registers – Coded record sensors – Particular sensor structure
Patent
1992-03-16
1994-03-15
Dolinar, Andrew M.
Registers
Coded record sensors
Particular sensor structure
G08L 710
Patent
active
052947840
ABSTRACT:
An apparatus which is a single portable device for scanning and downloading data. The apparatus employs a laser within an optical scanner to accomplish both scanning and downloading functions. In addition to the optical scanner, the apparatus employs control and communication circuitry for switching from scanning to downloading and for modulating an outgoing laser beam during downloading. A modulating material, such as a liquid crystal display or electrochromic lens, is excited to modulate the outgoing laser beam passing through it. The optical scanner also includes a motor-driven mirrored spinner which may be stopped to accomplish a high rate of data transfer during downloading using a highly directional beam.
REFERENCES:
patent: 3902048 (1975-08-01), Fleischer et al.
patent: 4019026 (1977-04-01), Nakanishi et al.
patent: 4796301 (1989-01-01), Uzawa et al.
patent: 4945216 (1990-07-01), Tanabe et al.
patent: 5185514 (1993-02-01), Wike, Jr. et al.
Tooley Thomas P.
Zeik Andrew C.
Dolinar Andrew M.
Martin Paul W.
NCR Corporation
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