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Class Information
Number: 367/907
Name: Communications, electrical: acoustic wave systems and devices > Coordinate determination
Description: Acoustic wave echo systems or distance or direction finding systems in which the receiving system produces at least a pair of numbers which define the location of the source (e.g., numbers representing ordinate and abscissa or range and bearing).
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7411581 |
Touch pad |
Aug. 12, 2008 |
| 7408838 |
Digitizing planimeter |
Aug. 5, 2008 |
| 7181356 |
Device and method for analyzing the structure of a material |
Feb. 20, 2007 |
| 7161873 |
Method of detecting and locating a source of partial discharge in an electrical apparatus |
Jan. 9, 2007 |
| 7062381 |
Method and system for determining relative position of mobile vehicles |
Jun. 13, 2006 |
| 6831875 |
Apparatus for ultrasonically detecting position of web edge and method of doing the same |
Dec. 14, 2004 |
| 6807127 |
Navigational device for an underwater diver |
Oct. 19, 2004 |
| 6703570 |
Digital pen using ultrasonic tracking |
Mar. 9, 2004 |
| 6690618 |
Method and apparatus for approximating a source position of a sound-causing event for determining an input used in operating an electronic device |
Feb. 10, 2004 |
| 6670906 |
Method for determining accurately coordinates of a GPR antenna relative to a fixed reference |
Dec. 30, 2003 |
| 6614721 |
Collision avoidance method and system |
Sep. 2, 2003 |
| 6501704 |
Underwater object positioning system |
Dec. 31, 2002 |
| 6456567 |
Remote attitude and position indicating system |
Sep. 24, 2002 |
| 6141293 |
Ultrasonic positioning and tracking system |
Oct. 31, 2000 |
| 6108271 |
Remote control device for controlling electronic devices |
Aug. 22, 2000 |
| 6041284 |
Apparatus and method for determining coordinates of a designated point |
Mar. 21, 2000 |
| 5973998 |
Automatic real-time gunshot locator and display system |
Oct. 26, 1999 |
| 5867146 |
Three dimensional wireless pointing device |
Feb. 2, 1999 |
| 5771206 |
Elastic wave device for sensing a touch-position |
Jun. 23, 1998 |
| 5761087 |
Coordinate input device and a control method therefor |
Jun. 2, 1998 |
| 5714947 |
Vehicle collision avoidance system |
Feb. 3, 1998 |
| 5691959 |
Stylus position digitizer using acoustic waves |
Nov. 25, 1997 |
| 5648643 |
Acoustic wave touch panel with inlayed, etched arrays and method of making the panel |
Jul. 15, 1997 |
| 5637839 |
Ultrasonic coordinate input apparatus |
Jun. 10, 1997 |
| 5627800 |
Method and apparatus for determining position of a moving object in a tank |
May. 6, 1997 |
| 5612905 |
Three-dimensional measurement of large objects |
Mar. 18, 1997 |
| 5610838 |
Coordinate input device for calculating a coordinate of an input position of an applied vibration |
Mar. 11, 1997 |
| 5591945 |
Acoustic touch position sensor using higher order horizontally polarized shear wave propagation |
Jan. 7, 1997 |
| 5541892 |
Piezoelectric sensor and coordinate input apparatus employing the same |
Jul. 30, 1996 |
| 5537511 |
Neural network based data fusion system for source localization |
Jul. 16, 1996 |
| 5528557 |
Acoustic emission source location by reverse ray tracing |
Jun. 18, 1996 |
| 5451723 |
Acoustic wave touch panel for use with a non-active stylus |
Sep. 19, 1995 |
| 5412619 |
Three-dimensional displacement of a body with computer interface |
May. 2, 1995 |
| 5379269 |
Position determining apparatus |
Jan. 3, 1995 |
| 5352856 |
Method and apparatus for inputting coordinates |
Oct. 4, 1994 |
| 5334805 |
Controller for an acoustic wave touch panel |
Aug. 2, 1994 |
| 5329070 |
Touch panel for an acoustic touch position sensor |
Jul. 12, 1994 |
| 5285397 |
Coordinate-measuring machine for non-contact measurement of objects |
Feb. 8, 1994 |
| 5280457 |
Position detecting system and method |
Jan. 18, 1994 |
| 5260521 |
Acoustic touch position sensor using shear wave propagation |
Nov. 9, 1993 |
| 5253187 |
Coordinate input apparatus |
Oct. 12, 1993 |
| 5247487 |
Spatial measurement recovery system |
Sep. 21, 1993 |
| 5239138 |
Coordinate input apparatus |
Aug. 24, 1993 |
| 5239139 |
Ultrasonic digitizer pen having integrated ultrasonic transmitter and receiver |
Aug. 24, 1993 |
| 5229975 |
Vehicle proximity sensor |
Jul. 20, 1993 |
| 5216817 |
Digitizer measuring system |
Jun. 8, 1993 |
| 5214615 |
Three-dimensional displacement of a body with computer interface |
May. 25, 1993 |
| 5177327 |
Acoustic touch position sensor using shear wave propagation |
Jan. 5, 1993 |
| 5162618 |
Acoustic touch position sensor with first order lamb wave reflective arrays |
Nov. 10, 1992 |
| 5161126 |
Acoustic flute web edge sensor |
Nov. 3, 1992 |
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