ClassID:

214432

H01Q15/18 - CPC Classification

Classification description:

Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices; Reflecting surfaces; Equivalent structures comprising plurality of mutually inclined plane surfaces, e.g. corner reflector

Sub-classes:
Recent Application in this class:
#1
20250379368
2025-12-11

RADIO WAVE REFLECTOR

#2
20250233317
2025-07-17

ANTENNA WITH REFLECTORS FOR MIMO RADIO UNITS

#3
20250219296
2025-07-03

TRANSMISSION LINE, FEED NETWORK, AND ANTENNA APPARATUS

#4
20240405442
2024-12-05

CORNER REFLECTING DEVICE AND CORNER REFLECTING SYSTEM

#5
20240322422
2024-09-26

ANTENNA DEVICE

#6
20240313417
2024-09-19

CORNER REFLECTOR INSTALLATION STRUCTURE

#7
20240213656
2024-06-27

OMNIDIRECTIONAL COVERAGE BASE STATION ANTENNAS HAVING MODULAR REFLECTOR ASSEMBLIES AND/OR FEED NETWORKS

#8
20240186715
2024-06-06

RADIO WAVE REFLECTING APPARATUS AND MOBILE OBJECT

#9
20240145903
2024-05-02

BASE STATION ANTENNAS HAVING PARASITIC ELEMENTS ON MULTIPLE FACES OF A REFLECTOR

#10
20230387592
2023-11-30

Multi-frequency and multi-beam independent electrically adjustable antenna

#11
20230282987
2023-09-07

Multisegment reflector antenna directing beams

#12
20230163479
2023-05-25

Squinted feeds in lens-based array antennas

#13
20230061785
2023-03-02

Electromagnetic wave evaluation apparatus with adjustable quality factor

#14
20220368037
2022-11-17

Multibeam antenna

#15
20220320745
2022-10-06

RADAR REFLECTIVE ARTICLE WITH PERMITTIVITY GRADIENT

#16
20220303029
2022-09-22

Compact antenna test range equipment

#17
20220302597
2022-09-22

ANTENNA LENS SWITCHED BEAM ARRAY FOR TRACKING SATELLITES

#18
20220294117
2022-09-15

Antenna device

#19
20220252695
2022-08-11

CALIBRATION BODY DEVICE, CALIBRATION BODY SYSTEM AND METHOD FOR CALIBRATING A CAMERA SYSTEM, A DEPTH SENSOR AND/OR A RADAR SYSTEM WITH THE AID OF THE CALIBRATION BODY DEVICE OR THE CALIBRATION BODY SYSTEM

#20
20220247086
2022-08-04

Antenna apparatus, radio transmitter, and antenna diameter adjustment method

#21
20220216616
2022-07-07

Radar retroreflective article

#22
20220150717
2022-05-12

Antenna device and base station comprising the same

#23
20220094070
2022-03-24

Radar reflector apparatus for a moving object

#24
20220059941
2022-02-24

RF lens antenna array with reduced grating lobes

#25
20220045433
2022-02-10

Multisegment array-fed ring-focus reflector antenna for wide-angle scanning

#26
20220037796
2022-02-03

Near-grazing retroreflectors for polarization

#27
20220037782
2022-02-03

RF lens antenna array with reduced grating lobes

#28
20220026522
2022-01-27

Radar device and bracket for radar device

#29
20210367346
2021-11-25

Antenna lens switched beam array for tracking satellites

#30
20210305713
2021-09-30

MIMO coupler array with high degrees of freedom

#31
20210208245
2021-07-08

Sensor calibration

#32
20210167513
2021-06-03

Antenna lens array for azimuth side lobe level reduction

#33
20210165141
2021-06-03

Retroreflectors

#34
20210124039
2021-04-29

SECURITY DEVICE, SYSTEM, AND METHOD FOR FORMING VIRTUAL SECURITY SPACE

#35
20210075120
2021-03-11

Antenna lens array for tracking multiple devices

#36
20200175791
2020-06-04

Apparatus for inspecting driver assistance system of vehicle and method for controlling the same

#37
20200153104
2020-05-14

Antenna lens array for tracking multiple devices

#38
20200110171
2020-04-09

Ground control point device and SAR displacement measuring system

#39
20200028272
2020-01-23

Near-grazing retroreflectors for polarization

#40
20200003895
2020-01-02

SAR-based monitoring of non-visible or non-always-visible or partially visible targets and associated monitoring, critical situation detection and early warning systems and methods

#41
20190280394
2019-09-12

Smart antenna assembly

#42
20190280390
2019-09-12

Antenna lens array for tracking multiple devices

#43
20190243378
2019-08-08

RADAR-BASED GUIDANCE AND WIRELESS CONTROL FOR AUTOMATED VEHICLE PLATOONING AND LANE KEEPING ON AN AUTOMATED HIGHWAY SYSTEM

#44
20190237880
2019-08-01

ANTENNA SYSTEM AND ANTENNA MODULE

#45
20190214739
2019-07-11

Corner antenna array devices, systems, and methods

#46
20190123449
2019-04-25

Wireless communication device and antenna thereof

#47
20190115667
2019-04-18

MIMO coupler array with high degrees of freedom

#48
20190103678
2019-04-04

Spherical lens array based multi-beam antennae

#49
20190092360
2019-03-28

Guideway mounted vehicle localization and alignment system and method

#50
20190081406
2019-03-14

Bidirectional antenna assembly

#51
20180351232
2018-12-06

Wireless communication improvements for cooking appliances

#52
20180337460
2018-11-22

VEHICLE BODY COMPONENTS COMPRISING RETROREFLECTORS AND THEIR METHODS OF MANUFACTURE

#53
20180334124
2018-11-22

Vehicle body components comprising retroreflectors and their methods of manufacture

#54
20180269589
2018-09-20

DUAL-POLARIZED ANTENNA

#55
20180241124
2018-08-23

Antenna apparatus and method

#56
20180231654
2018-08-16

Lidar-radar relative pose calibration

#57
20180231593
2018-08-16

Electromagnetic wave reverberation chamber

#58
20180081094
2018-03-22

Retroreflectors

#59
20180075675
2018-03-15

APPARATUS FOR INSPECTING DRIVER ASSISTANCE SYSTEM OF VEHICLE AND METHOD FOR CONTROLLING THE SAME

#60
20180000184
2018-01-04

Helmut provided with radar reflector

#61
20170373400
2017-12-28

Spherical lens array based multi-beam antennae

#62
20170317412
2017-11-02

Electronic apparatus and dual band printed antenna of the same

#63
20170294707
2017-10-12

Three axis reflector deployment and pointing mechanism

#64
20170255204
2017-09-07

Aircraft landing systems and methods

#65
20170222328
2017-08-03

Antenna apparatus

#66
20170131398
2017-05-11

Indoor position location using delayed scanned directional reflectors

#67
20170088243
2017-03-30

Device for reducing effective radar cross section

#68
20160359237
2016-12-08

WIDEBAND ANTENNA STAR ARRAY

#69
20160315392
2016-10-27

Radio wave reflection device

#70
20160116573
2016-04-28

Method and apparatus for generating alignment matrix for camera-radar system

#71
20150301159
2015-10-22

Method for calibrating a radar sensor, and radar system

#72
20150263425
2015-09-17

Flattened dihedral-shaped device possessing an adapted (maximized or minimized) equivalent radar cross section

#73
20150263422
2015-09-17

Array antenna, configuration method, and communication system

#74
20150130651
2015-05-14

Passive Radar Activated Anti-Collision Apparatus

#75
20140159979
2014-06-12

Dual-polarized dual-band broad beamwidth directive patch antenna

#76
20140125507
2014-05-08

Corner reflector

#77
20140118178
2014-05-01

Corner reflector

#78
20130300594
2013-11-14

Low profile conforming radar reflector

#79
20130298689
2013-11-14

Passive electromagnetic wave reflector for measuring local strain in a structure on the Earth's surface

#80
20130185847
2013-07-25

Reflective Substrate

#81
20130148201
2013-06-13

Compound mold and structured surface articles containing geometric structures with compound faces and method of making same

#82
20130093610
2013-04-18

APPARATUS FOR MEASURING THE EARTH SURFACE MOVEMENT BY MEANS OF SAR IMAGES WITH AT LEAST ONE ELECTROMAGNETIC WAVE REFLECTOR

#83
20130038433
2013-02-14

Method and system for line-of-sight-independent data transmission

#84
20130011019
2013-01-10

Method for monitoring movements of ground

#85
20130009801
2013-01-10

Decoy for Deceiving Doppler Radar Systems

#86
20110273352
2011-11-10

Antenna Structure

#87
20110227804
2011-09-22

Enhanced band multiple polarization antenna assembly

#88
20110149395
2011-06-23

Compound mold and structured surface articles containing geometric structures with compound faces and method of making same

#89
20110006951
2011-01-13

Outdoor multi-channel antenna

#90
20100309062
2010-12-09

Diamond-shaped antenna receiving device

#91
20100300347
2010-12-02

EMERGENCY POSITION INDICATING DEVICE USING RADAR CROSS SECTION CHARACTERISTICS

#92
20100283707
2010-11-11

DUAL-POLARIZED DUAL-BAND BROAD BEAMWIDTH DIRECTIVE PATCH ANTENNA

#93
20100253564
2010-10-07

Reducing radar signatures

#94
20090295668
2009-12-03

Enhanced band multiple polarization antenna assembly

#95
20090146900
2009-06-11

Antenna assemblies with antenna elements and reflectors

#96
20090066602
2009-03-12

Reflector, an antenna using a reflector and a manufacturing method for a reflector

#97
20080204352
2008-08-28

Movable support armature for a curved reflector

#98
20080127595
2008-06-05

Zero clearance pinned structural connection

#99
20080072516
2008-03-27

Tubular structural member with non-uniform wall thickness

#100
20070290805
2007-12-20

Wireless communication system and wireless communication method

#101
20070222659
2007-09-27

Apparatus for camouflaging specular reflecting cover surfaces

#102
20070046524
2007-03-01

Parachuted radar decoy

#103
20070011983
2007-01-18

Space frames and connection node arrangement for them

#104
20060238432
2006-10-26

Planar antenna fitted with a reflector

#105
20060187110
2006-08-24

Radar reflector

#106
20060169930
2006-08-03

Plane elements for the absorption or reduction of the reflection of electromagnetic waves

#107
20060109193
2006-05-25

Base station panel antenna with dual-polarized radiating elements and shaped reflector

#108
20050206577
2005-09-22

Antenna apparatus having a reflector

#109
20050168387
2005-08-04

Mechanically reconfigurable antenna for wireless access points

#110
20050147796
2005-07-07

Compound mold and structured surface articles containing geometric structures with compound faces and method of making same

#111
20050068245
2005-03-31

Reflective signal booster for omini-antenna

#112
18129850
2025-05-20

Foldable reflectarray antenna

#113
15239829
2018-07-03

Retroreflecting chaff for laser defense

#114
15191274
2018-12-11

Modular center fed reflector antenna system

#115
14715397
2021-10-12

System and method for radar sensing runway approach and taxi lights