ClassID:

172885

G01S15/74 - CPC Classification

Classification description:

Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems Systems using reradiation of acoustic waves, e.g. IFF, i.e. identification of friend or foe

Recent Application in this class:
#1
20250224512
2025-07-10

SYSTEM AND METHOD FOR DETERMINING THE POSITION OF A FLYING BODY

#2
20250199169
2025-06-19

UNDERWATER OPTICAL METROLOGY SYSTEM

#3
20250138185
2025-05-01

UNDERWATER OPTICAL POSITIONING SYSTEMS AND METHODS

#4
20240406674
2024-12-05

SYSTEMS AND METHODS FOR DETERMINING A VEHICLE DRIVER USING AT LEAST PEER-TO-PEER NETWORK SIGNALS

#5
20240353558
2024-10-24

System and Method for Underwater Distance Determination

#6
20240280694
2024-08-22

MINIMIZING THE LATENCY OF A TARGET'S RESPONSE TO A SONAR TRANSMISSION

#7
20240156073
2024-05-16

SONAR REFLECTIVE FISHING TACKLE

#8
20240017293
2024-01-18

Acoustic Transponder, Use of an Acoustic Transponder, Method for Producing a Transponder, and Acoustic Transmission System

#9
20230393271
2023-12-07

Underwater optical metrology system

#10
20230308832
2023-09-28

Systems and methods for determining a vehicle driver using at least peer-to-peer network signals

#11
20230093745
2023-03-23

SCANNER INDEPENDENT TRACKING OF INTERVENTIONAL INSTRUMENTS

#12
20230045608
2023-02-09

Method and device for measuring distance, and storage medium

#13
20220187436
2022-06-16

High-accuracy velocity and range estimation of a moving target using differential Zadoff-Chu codes

#14
20220167118
2022-05-26

Systems and methods for determining a vehicle driver using at least peer-to-peer network signals

#15
20220153396
2022-05-19

Underwater work system

#16
20210382171
2021-12-09

Underwater optical metrology system

#17
20210319912
2021-10-14

SYSTEMS AND METHODS FOR CONTACT AVOIDANCE FOR PREVENTING EPIDEMICS

#18
20210211835
2021-07-08

Systems and methods for determining a vehicle driver using at least peer-to-peer network signals

#19
20210190945
2021-06-24

Methods and system to assist search and interception of lost objects

#20
20210141085
2021-05-13

Underwater optical positioning systems and methods

#21
20210035233
2021-02-04

Detecting transportation company trips in a vehicle based upon on-board audio signals

#22
20200385037
2020-12-10

Encoded information means located on an infrastructure to be decoded by sensors located on mobiles

#23
20200302633
2020-09-24

Systems and methods for locating humans using dynamic field robotic-sensor network of human robot team

#24
20200124722
2020-04-23

Underwater optical metrology system

#25
20190391262
2019-12-26

System for determining distance between fixed and mobile endpoints and related methods

#26
20190295422
2019-09-26

SYSTEM AND METHOD FOR AERIAL SYSTEM DISCRIMINATION AND ACTION

#27
20190279067
2019-09-12

System and method for autonomous tracking and imaging of a target

#28
20190191276
2019-06-20

User positioning method, information push method, and related apparatus

#29
20190185122
2019-06-20

Diver navigation, information and safety buoy

#30
20190179004
2019-06-13

Distance estimating system

#31
20190086536
2019-03-21

Underwater acoustic leaky wave antenna

#32
20190018135
2019-01-17

Semi-passive transponder

#33
20190011565
2019-01-10

Underwater optical positioning systems and methods

#34
20190011552
2019-01-10

Underwater optical metrology system

#35
20180329057
2018-11-15

POSITIONING SYSTEM AND POSITIONING METHOD

#36
20180306913
2018-10-25

Radio-based position determination with high-precision delay in the transponder

#37
20180298754
2018-10-18

DEVICE FOR LIFTING AND RECOVERING SEABED RESOURCE

#38
20180275271
2018-09-27

Methods and system to assist search and interception of lost objects

#39
20180259642
2018-09-13

METHODS AND SYSTEM TO ASSIST SEARCH FOR LOST AND SUBMERGED OBJECTS

#40
20180239016
2018-08-23

Data readout via reflected ultrasound signals

#41
20180197420
2018-07-12

System and method for aerial system discrimination and action

#42
20180174115
2018-06-21

Waste management system implementing receptacle tracking

#43
20170371038
2017-12-28

SYSTEMS AND METHODS FOR ULTRASONIC VELOCITY AND ACCELERATION DETECTION

#44
20170363726
2017-12-21

Mapping positions of devices using audio

#45
20170011521
2017-01-12

SYSTEMS AND METHODS FOR A DUAL MODALITY SENSOR SYSTEM

#46
20160367322
2016-12-22

Scanner independent ultrasonic tracking of interventional instruments having an acoustic sensor by means of having an additional acoustic transducer coupled to ultrasound imaging probe

#47
20160291141
2016-10-06

Apparatus and method for measuring distance and location

#48
20160291116
2016-10-06

Mobile terminal, wearable terminal, sonic distance measurement system, and sonic distance measurement method

#49
20160235046
2016-08-18

Active echo fishing lure

#50
20160128668
2016-05-12

Shape injection into ultrasound image to calibrate beam patterns in real-time

#51
20150331102
2015-11-19

Systems and methods for ultrasonic velocity and acceleration detection

#52
20150276924
2015-10-01

Distance measuring apparatus and distance measuring method

#53
20150276916
2015-10-01

Determining a position of a submersible vehicle within a body of water

#54
20150253424
2015-09-10

Systems and methods for ultrasonic position and motion detection

#55
20150228010
2015-08-13

System and method for location recognition in indoor spaces

#56
20150219762
2015-08-06

Method and device for classifying watercraft

#57
20150219755
2015-08-06

Mapping positions of devices using audio

#58
20150168554
2015-06-18

Friend or foe identification system and method

#59
20150102937
2015-04-16

Systems and methods for indicating the presence of a mobile device within a passenger cabin

#60
20150098304
2015-04-09

Methods and system to assist search for lost and submerged objects

#61
20140179432
2014-06-26

Interactive toys

#62
20140157904
2014-06-12

Ultrasonic MEMS transmitter

#63
20140150529
2014-06-05

Remote sensing using coherent sonic wave photoacoustic detection and methods

#64
20140026213
2014-01-23

Card for interaction with a computer

#65
20130278415
2013-10-24

Systems and methods for indicating the presence of a mobile device within a passenger cabin

#66
20130244531
2013-09-19

Interactive toys

#67
20130223189
2013-08-29

Handheld forestry device

#68
20120243375
2012-09-27

Determining a position of a submersible vehicle within a body of water

#69
20120147706
2012-06-14

Method for measuring sea waves by means of ultrasonic waves, as well as sea wave measuring system

#70
20120058705
2012-03-08

Interactive toys

#71
20110260847
2011-10-27

Warning system

#72
20110182445
2011-07-28

Electronic device and method of configuring thereof

#73
20110038230
2011-02-17

Underwater acoustic positioning system

#74
20110034251
2011-02-10

Interactive toys

#75
20110025494
2011-02-03

Relative location determination of mobile sensor nodes

#76
20100322034
2010-12-23

Acoustic communication and locating devices for underground mines

#77
20100156660
2010-06-24

APPARATUS AND METHOD FOR ESTIMATING POSITION OF MOBILE UNIT

#78
20090264205
2009-10-22

Interactive toys

#79
20090201765
2009-08-13

System and method for position determination of objects

#80
20090190441
2009-07-30

AUTONOMOUS ULTRASONIC INDOOR TRACKING SYSTEM

#81
20090141591
2009-06-04

System and method for extending GPS to divers and underwater vehicles

#82
20090140926
2009-06-04

System and method for localization utilizing dynamically deployable beacons

#83
20090067291
2009-03-12

Computer communications using acoustic signals

#84
20090067289
2009-03-12

Communicating using sonar signals at multiple frequencies

#85
20080304361
2008-12-11

Acoustic ranging

#86
20080259732
2008-10-23

Mobile object communication and position determination

#87
20080173717
2008-07-24

Card for interaction with a computer

#88
20080151692
2008-06-26

Low Cost Acoustic Responder Location System

#89
20080062816
2008-03-13

Signalling and localization device for an individual in the sea and method of use thereof

#90
20080049555
2008-02-28

System and method for position determination of objects

#91
20080048881
2008-02-28

Technique and Apparatus to Track and Position Electromagnetic Receivers

#92
20080018429
2008-01-24

Passive ultrasonic tag and method and system for reading recorded information

#93
20080008045
2008-01-10

System and method for extending GPS to divers and underwater vehicles

#94
20080002031
2008-01-03

Multi-axis control of a fixed or moving device based on a wireless tracking location of one or many target devices

#95
20070139257
2007-06-21

System and method for location determination using time differences

#96
20070104031
2007-05-10

Navigation processor, a system comprising such a navigation processor and a method of controlling an underwater system by such a navigation processor

#97
20070025185
2007-02-01

Underwater geopositioning methods and apparatus

#98
20070014189
2007-01-18

System and method for extending GPS to divers and underwater vehicles

#99
20070013510
2007-01-18

Position management system and position management program

#100
20060259213
2006-11-16

Tracking system and autonomous mobile unit

#101
20060192655
2006-08-31

Radio frequency identification of tagged articles

#102
20060178829
2006-08-10

Global acoustic positioning system and device

#103
20060136544
2006-06-22

Computer communications using acoustic signals

#104
20050249036
2005-11-10

Underwater location apparatus

#105
20050169106
2005-08-04

Fish finding device and method for detecting and distinguishing marine life from a sonar reflected marker

#106
20050169105
2005-08-04

Sounding device for showing its location on a fish detector

#107
20050146433
2005-07-07

Method and system for locating objects

#108
20050141345
2005-06-30

System and method for position determination of objects

#109
16736972
2020-11-03

Detecting transportation company trips in a vehicle based upon on-board audio signals

#110
16736094
2020-12-29

Systems and methods for determining a vehicle driver using at least peer-to-peer network signals

#111
16363417
2020-03-03

Detecting transportation company trips in a vehicle based upon on-board audio signals

#112
16052714
2020-03-03

Recommendations to an operator of vehicle based upon vehicle usage detected by in-car audio signals

#113
16052707
2019-05-28

Detecting transportation company trips in a vehicle based upon on-board audio signals