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1. (WO1998050813) TWO-DIMENSIONAL OPTICAL POSITIONING SYSTEM

Pub. No.:    WO/1998/050813    International Application No.:    PCT/US1998/009175
Publication Date: Fri Nov 13 00:59:59 CET 1998 International Filing Date: Wed May 06 01:59:59 CEST 1998
IPC: G02B 6/35
G02B 6/42
Applicants: SEAGATE TECHNOLOGY, INC.
Inventors: BELSER, Karl, A.
FENNEMA, Alan, A.
JERMAN, John, H.
DRAKE, Joseph
Title: TWO-DIMENSIONAL OPTICAL POSITIONING SYSTEM
Abstract:
An optical switch (104) positions a first beam of light (191) based on signals derived from a position of a second beam of light (371).