Printer for printing video image

Details Printer for printing video image Printer for printing video image

1990-11-21

1992-03-03

Fuller, Benjamin R.

Facsimile and static presentation processing

Facsimile

Recording apparatus

358444, 358445, 358449, 358451, H04N 117, H04N 121, H04N 123, H04N 1387

Patent

active

050937308

ABSTRACT:
A printer for printing video image having control circuits which are composed of a circuit for measuring a horizontal scanning frequency and the number of scanning lines of an input video signal, a circuit for calculating a sampling frequency of the video signal on the basis of the measured horizontal scanning frequency, and a circuit for calculating a moving pitch of a printing element for printing the video signal on the basis of the number of the scanning lines, wherein a printing range corresponding to the video signal is automatically determined by an output signal of the control circuits.

REFERENCES:
patent: 4346397 (1982-08-01), Ota
patent: 4734785 (1988-03-01), Takei
patent: 4843471 (1989-06-01), Yazawa
patent: 4851922 (1989-07-01), Takayama

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