Resources Contact Us Home
Browse by Category: Main > Optical & Optics
Class Information
Number: 356/4.01
Name: Optics: measuring and testing > Range or remote distance finding > With photodetection
Description: Subject matter that includes the generation of an electrical signal in response to light associated with the distance being measured.

Sub-classes under this class:

Class Number Class Name Patents
356/4.02 Of a simulation or test 58
356/5.1 Of cw phase delay 356
356/4.04 Of degree of defocus 62
356/4.06 Of differential amplitude at two source or detector distances 33
356/4.05 Of focal point search 42
356/4.03 Of focused image size or dimensions 96
356/5.09 Of frequency difference 169
356/4.08 Of height relative to a light plane 106
356/4.07 Of intensity proportional to distance 138
356/4.09 Of light interference fringes 80
356/5.01 Of pulse transit time 882

Patents under this class:

Patent Number Title Of Patent Date Issued
8712485 Proximity sensor arrangement in a mobile device Apr. 29, 2014
8705016 Device for optically scanning and measuring an environment Apr. 22, 2014
8705015 Integrated ambient light sensor and distance sensor Apr. 22, 2014
8705014 Radiation sensor for detecting the position and intensity of a radiation source Apr. 22, 2014
8705013 Diffractive optical element, distance measuring apparatus and distance measuring method Apr. 22, 2014
8702958 Electrochemistry and electrogenerated chemiluminescence with a single faradaic electrode Apr. 22, 2014
8692981 Evaluation device, measuring arrangement and method for path length measurement Apr. 8, 2014
8692980 Flash LADAR collision avoidance system Apr. 8, 2014
8687172 Optical digitizer with improved distance measurement capability Apr. 1, 2014
8681323 Laser scanning sensor Mar. 25, 2014
8681322 Distance measurement using incoherent optical reflectometry Mar. 25, 2014
8681321 Gated 3D camera Mar. 25, 2014
8681320 Gimbal instrument having a prealigned and replaceable optics bench Mar. 25, 2014
8681319 Laser radar for three-dimensional scanning Mar. 25, 2014
8681318 Distance measuring device Mar. 25, 2014
8681317 Tracking method and measuring system having a laser tracker Mar. 25, 2014
8675182 Method and system to reduce stray light reflection error in time-of-flight sensor arrays Mar. 18, 2014
8675181 Color LiDAR scanner Mar. 18, 2014
8670108 High resolution time-of-flight distance measurement device based on femtosecond laser Mar. 11, 2014
8665422 Back-illuminated distance measuring sensor and distance measuring device Mar. 4, 2014
8659747 Determining thresholds to filter noise in GmAPD LADAR data Feb. 25, 2014
8655513 Methods of real time image enhancement of flash LIDAR data and navigating a vehicle using flash LIDAR data Feb. 18, 2014
8648998 TOF range finding with background radiation suppression Feb. 11, 2014
8648945 Image sensors for sensing object distance information based on clock signals Feb. 11, 2014
8643831 Distance to angle metrology system (DAMS) and method Feb. 4, 2014
8643828 Laser surveying instrument Feb. 4, 2014
8643827 Method for measuring the propagation time of light Feb. 4, 2014
8638449 Measuring device having multiple light emitting sources Jan. 28, 2014
8638446 Laser scanner or laser tracker having a projector Jan. 28, 2014
8638426 Sea clutter identification with a laser sensor for detecting a distant seaborne target Jan. 28, 2014
8638425 Distance-measuring device with increased signal-to-noise ratio and method thereof Jan. 28, 2014
8638424 Charge equalizing clock driver and other enhancements for time-of-flight depth sensing and other systems Jan. 28, 2014
8638423 Range finder Jan. 28, 2014
8634065 Method for operating a jamming laser in a DIRCM system in a manner that is safe for eyes Jan. 21, 2014
8629977 Traffic scanning LIDAR Jan. 14, 2014
8629976 Methods and systems for hierarchical de-aliasing time-of-flight (TOF) systems Jan. 14, 2014
8629975 Apparatus and method for a multiple aperture coherent ladar Jan. 14, 2014
8625082 Display apparatus Jan. 7, 2014
8625081 Method and device for measuring distance Jan. 7, 2014
8625080 Optoelectronic sensor and method for the measurement of distances in accordance with light transit time principle Jan. 7, 2014
8619250 Rotary laser emitting apparatus Dec. 31, 2013
8619241 Distance detection method and system Dec. 31, 2013
8619239 Accuracy of a laser rangefinder receiver Dec. 31, 2013
8619238 Rangefinder for shooting device and method of aligning rangefinder to shooting device sight Dec. 31, 2013
8610880 Distance measuring apparatus and distance measuring method Dec. 17, 2013
8610879 Device for imparting distance information Dec. 17, 2013
8605262 Time shifted PN codes for CW LiDAR, radar, and sonar Dec. 10, 2013
8605261 Device and method for the determination of distance by means of light pulses Dec. 10, 2013
8605260 Range finder Dec. 10, 2013
8605259 Range finder Dec. 10, 2013

  Recently Added Patents
Process for the production of electric energy by the excitation and capture of electrons from ground or water sources
Matching a usage history to a new cloud
Nonvolatile semiconductor memory device and method of manufacturing the same
Preparation and its use of derivatization reagent for detecting L-carnitine or D-carnitine
System and method for controlling a wireless device
Controlling generation of debug exceptions
Compact multi-functional scanning apparatus with retractable flatbed scanner
  Randomly Featured Patents
Disk playing method for multi-disk player
Pressure ethoxylation in dense gases to produce hydroxyalkyl ester monomer
Power steering pump flow control
Thermionic electron source with bonded control grid
Quick release bicycle rack
Acceleration sensor for vehicle wheel braking anti-lock controller
Display apparatus
Maize variety hybrid X13B618
Faucet handle
Resilent hinge for spectacles frame utilizing a knuckle which includes recessed portions to define two positions of a side-arm