Facsimile machine with capability of reading half-tone and binar

Details Facsimile machine with capability of reading half-tone and binar Facsimile machine with capability of reading half-tone and binar

1988-02-11

1989-08-29

Groody, James J.

Facsimile and static presentation processing

Facsimile

358434, 358456, H04N 132

Patent

active

048622826

ABSTRACT:
A facsimile machine comprises a reader having a plurality of read modes for reading a text sheet, a memory for storing image data, a transmitter for transmitting the image data, and a controller for selectively transmitting the read image data through the memory or without routing it through the memory in accordance with the read mode of the the reader. The transmitter has a plurality of modes, including halftone and binary image modes. The facsimile machine is advantageous in providing efficient transmission of data, and may be used, for example, in providing an efficient scheme when a busy signal is received at the calling station.

REFERENCES:
patent: 4646160 (1987-02-01), Iizuka et al.
patent: 4672460 (1987-06-01), Tsuda
patent: 4695895 (1987-09-01), Nagashima
patent: 4741021 (1988-04-01), Kotani et al.

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