U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Layout display device of electronic printer

Patent 4661000 Issued on April 28, 1987. Estimated Expiration Date: Icon_subject July 18, 2005. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

Electronic typographical display device with justification feature
Patent #: 4348738
Issued on: 09/07/1982
Inventor: Grier ,   et al.

Interactive combination display
Patent #: 4417239
Issued on: 11/22/1983
Inventor: Demke ,   et al.

Electronic typewriter with means for positioning the typed member Patent #: 4497589
Issued on: 02/05/1985
Inventor: Figini

Inventor

Assignee

Application

No. 06/756946 filed on 07/18/1985

US Classes:

400/83, DISPLAYING TYPEWRITER-FORMED REPRESENTATION OF PRINT-LINE358/1.18, Detail of image placement or content400/705For indicating position of carriage along print-line

Examiners

Primary: Pearson, Charles A.

Attorney, Agent or Firm

International Class

G06F 17/21 (20060101)

Foreign Application Priority Data

1984-07-26 JP

Abstract

In a layout display device of an electronic printer, a per character display segment number is calculated by a CPU in accordance with a total display segment number of the layout display section and possible printing range data, and an input character number is multiplied with the calculated value to thereby turn on the display segments of the section corresponding to the input character number.

Other References

  • D T. Wang, IBM Tech. Disclosure Bull. (3/81), 4690-4691, "Boundary Checking Apparatus for Page Printers"
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