Electrophotographic digital printer having data expansion means

Details Electrophotographic digital printer having data expansion means Electrophotographic digital printer having data expansion means

1996-05-17

1998-04-28

Wong, Peter S.

Facsimile and static presentation processing

Facsimile

Reduced time or bandwidth for static image communication

358434, 347 16, 399 45, 399138, 395114, H04N 141

Patent

active

057452555

ABSTRACT:
An expansion unit for expanding print data from an upper layer device into image data according to predetermined control data, a printing unit for printing the image data on a recording medium according to predetermined process condition control data, and a recording medium conveyor for transporting the medium to the print unit are combined. The expansion unit includes a conversion process unit for receiving an image quality request instruction from an external device and a medium specifying instruction specifying a type of the recording medium transported by the recording medium conveyor, a rational data unit for storing a plurality of expansion control data items and identifying an expansion control data item corresponding to each instruction, and a rational process condition unit for storing a plurality of process condition control data items and identifying a process condition control data item corresponding to each instruction.

REFERENCES:
patent: 4124871 (1978-11-01), Morrin II
patent: 4516135 (1985-05-01), Todoh
patent: 4617580 (1986-10-01), Miyakawa
patent: 5432891 (1995-07-01), Onodera
patent: 5486903 (1996-01-01), Kanno et al.
patent: 5504506 (1996-04-01), Noaki
patent: 5557427 (1996-09-01), Kamiya

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