G01S7/52 - CPC Classification Index

ClassID:

172541 ⎘

G01S7/52 - CPC Classification

Classification description:

Details of systems according to groups of systems according to group

Sub-classes:

G01S7/52001 » {Auxiliary means for detecting or identifying sonar signals or the like, e.g. sonar jamming signals } 38
G01S7/52003 » {Techniques for enhancing spatial resolution of targets } 116
G01S7/52004 » {Means for monitoring or calibrating } 414
G01S7/52015 » {Diversity systems} 8
G01S7/52017 » {particularly adapted to short-range imaging } 133
G01S7/521 » Constructional features 714
G01S7/523 » Details of pulse systems 73
G01S7/534 » Details of non-pulse systems 40
G01S7/537 » Counter-measures or counter-counter-measures, e.g. jamming, anti-jamming 21
G01S7/539 » using analysis of echo signal for target characterisation; Target signature; Target cross-section 343
G01S7/54 » with receivers spaced apart 58
G01S7/56 » Display arrangements 114
G01S7/64 » Luminous indications 19

Recent Application in this class:

20260134054

2026-05-14

SYSTEMS AND METHODS FOR INVERTING THE CHIRP Z-TRANSFORM IN O(n log n) TIME AND O(n) MEMORY

20250389846

2025-12-25

SIGNAL PROCESSING DEVICE, SONIC WAVE SYSTEM, AND VEHICLE

20250106554

2025-03-27

REDUCING OR ELIMINATING TRANSDUCER REVERBERATION

20230305143

2023-09-28

Object detection device

20230238924

2023-07-27

AMPLIFIER CIRCUIT AND SONAR

20230008841

2023-01-12

Leakage signal cancellation

20220225020

2022-07-14

Vibration damping acoustic array

20210255318

2021-08-19

Object movement detection based on ultrasonic sensor data analysis

20210141856

2021-05-13

SYSTEMS AND METHODS FOR INVERTING THE CHIRP Z-TRANSFORM IN O(n log n) TIME AND O(n) MEMORY

#10

20200413188

2020-12-31

REDUCING OR ELIMINATING TRANSDUCER REVERBERATION

#11

20200287587

2020-09-10

Frequency nonlinearity calibration in frequency-modulated continuous wave radar

#12

20200159808

2020-05-21

System and Methods for Inverting the Chirp Z-Transform in O(n log n) Time and O(n) Memory

#13

20200049809

2020-02-13

METHOD AND AN APPARATUS FOR DETERMINING A DEVIATION BETWEEN AN ACTUAL DIRECTION OF A LAUNCHED PROJECTILE AND A PREDETERMINED DIRECTION

#14

20200011991

2020-01-09

Wideband sonar receiver and sonar signal processing algorithms

#15

20190250017

2019-08-15

Sensor system for attaching a sensor set-up to a vehicle

#16

20190219692

2019-07-18

SONAR NAVIGATION SYSTEM AND METHOD

#17

20190101642

2019-04-04

Adaptive mitigation of ultrasonic emission in vehicular object detection systems

#18

20190079187

2019-03-14

Object detecting device

#19

20180309474

2018-10-25

Leakage signal cancellation

#20

20180263600

2018-09-20

Wireless ultrasound probe pairing with a mobile ultrasound system

#21

20180102040

2018-04-12

Means and method for detecting the presence of at least one object to be tidied in a washroom

#22

20180088226

2018-03-29

Method and an apparatus for determining a deviation between an actual direction of a launched projectile and a predetermined direction

#23

20170356999

2017-12-14

System and method for detecting an object

#24

20170350969

2017-12-07

Controlling transmission of pulses from a sensor

#25

20170299703

2017-10-19

Sonar data enhancement systems and methods

#26

20170292870

2017-10-12

Ultrasonic level sensor with reflectors

#27

20170184719

2017-06-29

Wideband sonar receiver and sonar signal processing algorithms

#28

20170084179

2017-03-23

Parking assistance apparatus for a motor vehicle

#29

20160349354

2016-12-01

Radar device and interference prevention method

#30

20160313441

2016-10-27

Method and an apparatus for determining a deviation between an actual direction of a launched projectile and a predetermined direction

#31

20160259053

2016-09-08

Systems and associated methods for producing a 3D sonar image

#32

20160170015

2016-06-16

Method and an apparatus for determining a deviation between an actual direction of a launched projectile and a predetermined direction

#33

20160041259

2016-02-11

Ultrasonic sensor microarray and its method of manufacture

#34

20150338510

2015-11-26

Controlling transmission of pulses from a sensor

#35

20150312526

2015-10-29

Sonar imaging techniques for objects in an underwater environment

#36

20150301163

2015-10-22

BROADBAND FREQUENCY DETECTOR

#37

20150253425

2015-09-10

Linear and circular downscan imaging sonar

#38

20150226845

2015-08-13

Ultrasonic/photoacoustic imaging devices and methods

#39

20150226842

2015-08-13

SONAR TECHNIQUE

#40

20150219754

2015-08-06

Programmable wavelet tree

#41

20150198714

2015-07-16

Device and method for generating and evaluating ultrasound signals, particularly for determining the distance of a vehicle from an obstacle

#42

20150138922

2015-05-21

Voltage drop protection apparatus, transmission device, and voltage drop protection system

#43

20150071029

2015-03-12

High frequency piezoelectric crystal composites, devices and methods for manufacturing the same

#44

20150063060

2015-03-05

SONAR NAVIGATION SYSTEM AND METHOD

#45

20150063059

2015-03-05

Sonar navigation system and method

#46

20150049586

2015-02-19

SIGNAL PROCESSING DEVICE, SIGNAL PROCESSING METHOD, RECORDING MEDIUM, AND PROGRAM

#47

20150016224

2015-01-15

Signal processing apparatus, object detecting apparatus, apparatus provided with object detecting function, and object detecting method

#48

20140347962

2014-11-27

Arrangement on a component of a motor vehicle

#49

20140334263

2014-11-13

Mobile ultrasonic diagnostic device

#50

20140313856

2014-10-23

Object information acquisition apparatus, object information acquisition method, and non-transitory computer-readable medium

#51

20140306581

2014-10-16

Piezoelectric materials and methods of property control

#52

20140293738

2014-10-02

Gain control circuit and ultrasonic image device

#53

20140286131

2014-09-25

Wideband sonar receiver and sonar signal processing algorithms

#54

20140269190

2014-09-18

Object information acquiring apparatus

#55

20140254307

2014-09-11

Ultrasound fusion harmonic imaging systems and methods

#56

20140219061

2014-08-07

Signal processing device, signal processing method, recording medium, and program

#57

20140219060

2014-08-07

Subject information obtaining apparatus, subject information obtaining method, and program

#58

20140211591

2014-07-31

Means and method for detecting the presence of at least one object to be tidied in a washroom

#59

20140192616

2014-07-10

Electronic device

#60

20130301382

2013-11-14

Method and device for ultrasound imaging

#61

20130077879

2013-03-28

Programmable wavelet tree

#62

20130044569

2013-02-21

Sonar navigation system and method

#63

20130039147

2013-02-14

Ultrasonic/photoacoustic imaging devices and methods

#64

20120174673

2012-07-12

Ultrasonic sensor

#65

20120136254

2012-05-31

Ultrasound system for providing an ultrasound image optimized for posture of a user

#66

20120068879

2012-03-22

Method and an apparatus for determining a deviation between an actual direction of a launched projectile and a predetermined direction

#67

20120032791

2012-02-09

Vehicle-use obstacle detection apparatus

#68

20120014220

2012-01-19

Sonar navigation system and method

#69

20110032087

2011-02-10

Vehicle presence notification apparatus

#70

20110013484

2011-01-20

Linear and circular downscan imaging sonar

#71

20090295624

2009-12-03

Method and apparatus for determining a deviation between an actual direction of a launched projectile and a predetermined direction

#72

20090260422

2009-10-22

Ultrasonic sensor

#73

20090250839

2009-10-08

Method of preparing an object for submerged sonar inspection

#74

20070230276

2007-10-04

Swimmer detection sonar network

#75

20060245301

2006-11-02

Electronic sensor which can be communicated with