Facsimile and static presentation processing – Facsimile – Specific signal processing circuitry
Patent
1975-03-28
1977-01-18
Martin, John C.
Facsimile and static presentation processing
Facsimile
Specific signal processing circuitry
178DIG20, 358206, 358225, H04N 316, H04N 300
Patent
active
040040860
ABSTRACT:
An apparatus for reconnoitering terrain from a moving aircraft is provided. The apparatus comprises a mirror arrangement perpendicular to the object plane of the terrain under observation and means for the stepwise tilting of the mirror about an axis perpendicular to the terrain. The apparatus further includes a television camera having an optic axis directed at the mirror and inclined at an angle with respect to the terrain. Means interconnect the camera and tilting means to activate the camera only when the mirror is stopped in a position.
REFERENCES:
patent: 2931858 (1960-04-01), Hammond, Jr. et al.
patent: 3554628 (1971-01-01), Kennedy
patent: 3717772 (1973-02-01), Engman
Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig
Martin John C.
Psitos Aristotelis M.
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