Remote controller having spherical sensor for detecting trackbal

Details Remote controller having spherical sensor for detecting trackbal Remote controller having spherical sensor for detecting trackbal

1997-06-24

1999-12-21

Hjerpe, Richard A.

Computer graphics processing and selective visual display system

Display peripheral interface input device

Cursor mark position control device

341176, G09G 508

Patent

active

060055545

ABSTRACT:
A remote controller having a spherical sensor for detecting trackball movement including a spherical sensor for detecting trackball movement amount in accordance with a position detecting signal and outputting a movement amount detecting signal, a controller for receiving the movement amount detecting signal outputted from the spherical sensor and outputting a cursor movement signal, and an infrared ray transmitter for transmitting an infrared ray signal serving as a cursor movement signal outputted from a microcomputer.

REFERENCES:
patent: 5457478 (1995-10-01), Frank
patent: 5545857 (1996-08-01), Lee et al.
patent: 5583541 (1996-12-01), Solhjell
patent: 5648781 (1997-07-01), Choi
patent: 5706026 (1998-01-01), Kent et al.

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