Registers – Coded record sensors – Particular sensor structure
Patent
1996-06-05
1999-02-23
Gross, Anita Pellman
Registers
Coded record sensors
Particular sensor structure
235472, 235454, 250561, G06K 710, G01N 2186
Patent
active
058747192
ABSTRACT:
The invention relates to a method and to an apparatus for measuring the distance between a measuring device and an object in which a light signal transmitted over the measurement path undergoes a phase shift which is converted into a frequency change in an oscillating circuit.
REFERENCES:
patent: 3428815 (1969-02-01), Thompson
patent: 3860792 (1975-01-01), Myren
patent: 4214154 (1980-07-01), Sato
patent: 4710709 (1987-12-01), Anderson, III et al.
patent: 5180922 (1993-01-01), Hug
patent: 5308966 (1994-05-01), Danielson et al.
patent: 5309212 (1994-05-01), Clark
patent: 5426288 (1995-06-01), Obata et al.
patent: 5479011 (1995-12-01), Rudeen et al.
patent: 5532480 (1996-07-01), Scofield
patent: 5587787 (1996-12-01), Jager
patent: 5638164 (1997-06-01), Landau
patent: 5648844 (1997-07-01), Clark
Hippenmeyer Heinrich
Pierenkemper Hans-Werner
Erwin Sick GmbH Optik.sub.-- Elektronik
Gross Anita Pellman
Rodriguez Douglas X.
LandOfFree
Method and apparatus for distance measurement does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Method and apparatus for distance measurement, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Method and apparatus for distance measurement will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-309490