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

Data display control

Patent 4647916 Issued on March 3, 1987. Estimated Expiration Date: Icon_subject March 3, 2004. 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

3611348

3891792

4091234

System with joystick to control velocity vector of a display cursor
Patent #: 4148014
Issued on: 04/03/1979
Inventor: Burson

CRT video text layout system having horizontal scrolling
Patent #: 4160981
Issued on: 07/10/1979
Inventor: Raney, Jr.

Control means to provide slow scrolling positioning and spacing in a digital video display system
Patent #: 4284988
Issued on: 08/18/1981
Inventor: Seitz ,   et al.

Video game apparatus and method
Patent #: 4302011
Issued on: 11/24/1981
Inventor: Pepper, Jr.

Dot matrix display apparatus
Patent #: 4358761
Issued on: 11/09/1982
Inventor: Iwasaki

Data input device
Patent #: 4369440
Issued on: 01/18/1983
Inventor: Piguet ,   et al.

One line text display with two input locations
Patent #: 4439838
Issued on: 03/27/1984
Inventor: Klingenberg

More ...

Inventor

Assignee

Application

No. 06/572061 filed on 01/19/1984

US Classes:

345/156, DISPLAY PERIPHERAL INTERFACE INPUT DEVICE345/174Including impedance detection

Examiners

Primary: Curtis, Marshall M.
Assistant: Kovalick, Vincent E.

Attorney, Agent or Firm

International Classes

G06F 3/023 (20060101)
G06F 3/033 (20060101)

Foreign Application Priority Data

1983-01-26 GB

Abstract

A data display control arrangement in which apparatus for scrolling lines of data relative to a display area of a data display apparatus (1) comprises means (2) for producing a selectively controllable scrolling action, the means (2) including a transducer device (16) comprising two groups (18A, 18B) respectively including two sets (20,21) (24,25) of elctrical contact tracks 19 and an elastomeric pad which includes a non conductive member 27 is loaded with conductive material, whereby pressure on the member (27) changes the conductivity thereof and in so doing progressively interconnects the tracks of the sets (20,21) (24,25) to produce analogue signals related to extent of pressure. A converter 9 converts the analogue signals to digital signals which are used to control said scrolling.

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