Facsimile and static presentation processing – Facsimile – Specific signal processing circuitry
Patent
1980-04-07
1982-04-13
Canney, Vincent P.
Facsimile and static presentation processing
Facsimile
Specific signal processing circuitry
358224, H04N 526, H04N 578
Patent
active
043250807
ABSTRACT:
A video track display apparatus comprises a track position signal generator for producing a first signal representing the position of a track being used for video recording or playback, a window circuit for producing a second signal for determining a fixed position in one frame according to horizontal and vertical synchronizing signals and a character generator for producing a third signal for producing a character or characters to be displayed in the fixed position in one frame from the first and second signals. The character or characters is or are displayed on a view finder of a video camera or on the screen of a picture display apparatus according to the third signal.
REFERENCES:
patent: 3502804 (1970-03-01), Barr
patent: 3993864 (1976-11-01), Pye et al.
patent: 3995259 (1976-11-01), Harris et al.
patent: 4081797 (1978-03-01), Olson
patent: 4195317 (1980-05-01), Stratton
Hamalainen, "Videotape Editing Systems Using Microprocessors", SMPTE Journal, vol. 87, Jun. 1978, pp. 379-382.
Doyle et al., "Some Applications of Digital Techniques in TV Receivers", August, 1972, pp. 245-248.
Mar., 1970 Journal of the SMPTE, vol. 79, pp. 194-197.
Canney Vincent P.
McElheny Jr. Donald
Olympus Optical Co,. Ltd.
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