Facsimile and static presentation processing – Facsimile – Specific signal processing circuitry
Patent
1978-06-19
1980-07-22
Britton, Howard W.
Facsimile and static presentation processing
Facsimile
Specific signal processing circuitry
358 93, 358103, 358107, H04N 718
Patent
active
042142660
ABSTRACT:
A visual aid system for assisting an operator while he maneuvers a vehicle comprises a closed circuit video system having distance measuring apparatus. The system enables the operator to see behind the vehicle and, through the use of the distance indicating apparatus, the operator can tell how far the rear of the vehicle is from objects seen via the video system.
REFERENCES:
patent: 2168566 (1939-08-01), Goldsmith
patent: 3402298 (1968-09-01), Janeway
patent: 3721499 (1973-03-01), Narbaits-Jaureguy
patent: 3882268 (1975-05-01), Ogawa
patent: 3909519 (1975-09-01), Page
Boone David A.
Britton Howard W.
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