wherein a voltage or current pulse is initiated and terminated in accordance respectively with the pulse transmission and echo reception

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G01S15/14

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GPHYSICS G01Measuring instruments G01SRADIO DIRECTION-FINDING RADIO NAVIGATION DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES ANALOGOUS ARRANGEMENTS USING OTHER WAVES G01S15/00Systems using the reflection or reradiation of acoustic waves

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G01S15/14wherein a voltage or current pulse is initiated and terminated in accordance respectively with the pulse transmission and echo reception

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Patents Grantslast 30 patents

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Ultrasonic distance sensor and monitoring of surface profile utiliz...
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Dynamic air gap measuring device for use with rotating electrical m...
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wherein a voltage or current pulse is initiated and terminated in accordance respectively with the pulse transmission and echo reception

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Methods and apparatus to detect proximity of objects to computing d...

Object detection apparatus

Wideband sonar receiver and sonar signal processing algorithms

Distance measuring device and distance measuring method

Wideband sonar receiver and sonar signal processing algorithms

Circuit device, physical quantity measurement device, electronic ap...

Measurement of reflected ultrasound signal for ultrasonic emitter g...

Digital time interval measurement engine for a time of flight system

Methods employed in replacement of the corneal endothelium

Corneal implant

Ultrasonic distance sensor and monitoring of surface profile utiliz...

Variable focusing sonar

Apparatus for measuring distances

Tunnel measuring apparatus and method

Oral readout rangefinder

Interference avoidance device for use in a sensor system

Detector for rod-like articles

Dynamic air gap measuring device for use with rotating electrical m...

Ultrasonic ranging system

Electrical circuits for timing signals

Piezoelectric ultrasonic apparatus and method for determining the d...

Apparatus for determining the distance from a predetermined point t...

Non-contacting distance measuring system

Method and apparatus for determining a relative distance in a cylin...

Ultrasonic liquid quantity measuring apparatus

Sonar distance sensing apparatus

Ultrasonic wave distance detection system

Sonar rangefinder system

Sonar apparatus having improved gain control

Detection method and apparatus for a user device or automatic telle...

Patents Applicationslast 30 patents

OBJECT DETECTION APPARATUS

METHODS AND APPARATUS TO DETECT PROXIMITY OF OBJECTS TO COMPUTING D...

RESONANT ACOUSTIC STRUCTURE FOR MEASURING WELL OR BOREHOLE DEPTH

WIDEBAND SONAR RECEIVER AND SONAR SIGNAL PROCESSING ALGORITHMS

WIDEBAND SONAR RECEIVER AND SONAR SIGNAL PROCESSING ALGORITHMS

LIGHT DEVICE AND POSITIONAL INFORMATION MANAGEMENT SYSTEM

Apparatus and method for Determining Presence of Objects in a Vehicle