Microprocessor-driven laser ceilometers

Details Microprocessor-driven laser ceilometers Microprocessor-driven laser ceilometers

1983-10-20

1985-04-16

Buczinski, S. C.

Optics: measuring and testing

Range or remote distance finding

With photodetection

250553, 356 1, 356 4, G01C 308, H01J 4014, H01L 900

Patent

active

045112495

ABSTRACT:
An improvement to a laser ceilometer and like instruments comprises a laser diode array which includes a plurality of laser diodes, and an array driver driving the laser diode array in accordance with commands from a microprocessor. The laser diodes are GaAs diodes. By utilizing the improvement, service life and reliability of the ceilometer are both increased.

REFERENCES:
patent: 3619058 (1971-11-01), Hewlett et al.
patent: 3691390 (1972-09-01), Chow et al.
patent: 3779645 (1973-12-01), Nakazawa
patent: 3815994 (1974-06-01), Peckham
patent: 3830567 (1974-08-01), Riegl
patent: 4077718 (1978-03-01), Graham, Jr. et al.
patent: 4259592 (1981-03-01), Frungel et al.

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