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Class Information
Number: 356/141.3
Name: Optics: measuring and testing > Angle measuring or angular axial alignment > Apex of angle at observing or detecting station > With photodetection > With unidirectional or planar source beam directed at the photodetecting station
Description: Subject matter that includes a unidirectional beam source or a directed plane light source that is remotely located with respect to the observing or detecting station.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7498976 |
System and method for passively estimating angle and range of a source using signal samples collected simultaneously from a multi-aperture antenna |
Mar. 3, 2009 |
| 7499155 |
Local positioning navigation system |
Mar. 3, 2009 |
| 7321420 |
Survey system |
Jan. 22, 2008 |
| 7304729 |
Survey system |
Dec. 4, 2007 |
| 7304728 |
Test device and method for laser alignment calibration |
Dec. 4, 2007 |
| 7301616 |
Method and apparatus for object alignment |
Nov. 27, 2007 |
| 7233389 |
System and method for the measurement of the velocity and acceleration of objects |
Jun. 19, 2007 |
| 7193695 |
Survey system |
Mar. 20, 2007 |
| 7148958 |
Method and system for measuring height or relatively axial position |
Dec. 12, 2006 |
| 7115852 |
Photodetection device for rotary laser system |
Oct. 3, 2006 |
| 7034929 |
Protective apparatus for the monitoring of a protected zone to be moved with a component |
Apr. 25, 2006 |
| 7023537 |
System for monitoring the movements of construction work parts |
Apr. 4, 2006 |
| 6917418 |
Accuracy analyzing apparatus for machine tool |
Jul. 12, 2005 |
| 6862086 |
Angle detecting apparatus and projector having the same |
Mar. 1, 2005 |
| 6845326 |
Optical sensor for analyzing a stream of an agricultural product to determine its constituents |
Jan. 18, 2005 |
| 6836320 |
Method and apparatus for active boresight correction |
Dec. 28, 2004 |
| 6756581 |
Deviation detecting device, rotary laser apparatus with the same, and position determining system with deviation detecting/correcting device |
Jun. 29, 2004 |
| 6693706 |
Laser reference system and method of determining grade rake |
Feb. 17, 2004 |
| 6556287 |
Subterranean course alignment laser instrument |
Apr. 29, 2003 |
| 6535282 |
Position measurement system and method using cone math calibration |
Mar. 18, 2003 |
| 6462810 |
Surveying system |
Oct. 8, 2002 |
| 6437860 |
Method and apparatus for angle measurement or to define angular location of an object |
Aug. 20, 2002 |
| 6359681 |
Combined laser/FLIR optics system |
Mar. 19, 2002 |
| 6263595 |
Laser receiver and angle sensor mounted on an excavator |
Jul. 24, 2001 |
| 6253697 |
Ship provided with a distortion sensor and distortion sensor arrangement for measuring the distortion of a ship |
Jul. 3, 2001 |
| 6219133 |
Spatial optical transmission device and method of spatial optical transmission |
Apr. 17, 2001 |
| 6211951 |
Boresight alignment method |
Apr. 3, 2001 |
| 6081257 |
Control stick rotatably positionable in three axes |
Jun. 27, 2000 |
| 6046799 |
Device for ascertaining misalignments of two shafts arranged one behind the other |
Apr. 4, 2000 |
| 6043889 |
Misalignment detection apparatus and method |
Mar. 28, 2000 |
| 6023326 |
Surveying system |
Feb. 8, 2000 |
| 5980094 |
Analysis of alignment data |
Nov. 9, 1999 |
| 5936721 |
Guide beam direction setting apparatus |
Aug. 10, 1999 |
| 5929984 |
System and method for generating multiple parallel beams and planes |
Jul. 27, 1999 |
| 5900938 |
Laser measurement system for rapid calibration of machine tools |
May. 4, 1999 |
| 5898490 |
Laser survey instrument |
Apr. 27, 1999 |
| 5886776 |
Laser beam receiver circuit |
Mar. 23, 1999 |
| 5872626 |
Consolidated laser alignment and test station |
Feb. 16, 1999 |
| 5844674 |
Virtual reality system with an optical position-sensing facility |
Dec. 1, 1998 |
| 5838432 |
Optical Angle detection apparatus |
Nov. 17, 1998 |
| 5835209 |
Relative-angle detection apparatus |
Nov. 10, 1998 |
| 5822050 |
Direction finding system |
Oct. 13, 1998 |
| 5798828 |
Laser aligned five-axis position measurement device |
Aug. 25, 1998 |
| 5767960 |
Optical 6D measurement system with three fan-shaped beams rotating around one axis |
Jun. 16, 1998 |
| 5767952 |
Surveying instrument |
Jun. 16, 1998 |
| 5764351 |
Method for the differential measurement of the angle of incidence of a luminous beam and device for implementing the method |
Jun. 9, 1998 |
| 5760909 |
Integrated apparatus and method for EDM and GPS surveying |
Jun. 2, 1998 |
| 5757478 |
Remote position sensing apparatus and method |
May. 26, 1998 |
| 5757499 |
Method of locating the spatial position of a frame of reference and apparatus for implementing the method |
May. 26, 1998 |
| 5734466 |
Alignment, code and power test of airborne laser designators |
Mar. 31, 1998 |
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