ClassID:

214434

H01Q15/22 - 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 functioning also as polarisation filter

Recent Application in this class:
#1
20260100506
2026-04-09

PASSIVE REFLECTORS PROVIDING PHASE DISTRIBUTION AND METHODS OF FABRICATING THE SAME

#2
20250210875
2025-06-26

RECONFIGURABLE INTELLIGENT SURFACE (RIS) DEVICE WITH LIQUID CRYSTAL

#3
20250112379
2025-04-03

Terahertz Beam Steering Antenna Arrays

#4
20240305009
2024-09-12

BROADBAND WAVELENGTH PLATE DEVICE BASED ON OPTICAL PHASE MODULATION AND MANUFACTURING METHOD THEREFOR

#5
20230299492
2023-09-21

CAVITY FILTER, MULTIPLEXER, RADIO FREQUENCY (RF) DEVICE AND BASE STATION ANTENNA

#6
20230291117
2023-09-14

RF MODULE FOR ANTENNA, RF MODULE ASSEMBLY, AND ANTENNA APPARATUS COMPRISING SAME

#7
20230066261
2023-03-02

Dual Polarized Antenna Feed System

#8
20220352650
2022-11-03

Dual-band multimode antenna feed

#9
20210367349
2021-11-25

Wide-beam planar backfire and bidirectional circularly-polarized antenna

#10
20210344123
2021-11-04

Polarization-independent spatial power divider for a two-port millimeter-wave antenna

#11
20210305714
2021-09-30

Antenna

#12
20200251829
2020-08-06

Radio signal transmitting antenna, radio signal receiving antenna, radio signal transmission/reception system, radio signal transmitting meithod, and radio signal receiving method

#13
20190081407
2019-03-14

Radiating integrated antenna unit and multi-array antenna of same

#14
20180287263
2018-10-04

Radio signal transmitting antenna, radio signal receiving antenna, radio signal transmission/reception system, radio signal transmitting method, and radio signal receiving method

#15
20180097281
2018-04-05

Optically transparent microwave polarizer based on quasi-metallic graphene

#16
20170271764
2017-09-21

Multiband antenna

#17
20170040707
2017-02-09

Frequency reflecting unit

#18
20150029070
2015-01-29

Device to reflect and transmit electromagnetic wave and antenna device

#19
20140104104
2014-04-17

Simultaneous imaging and precision alignment of two millimeter wave antennas based on polarization-selective machine vision

#20
20140028531
2014-01-30

Systems and methods for mitigating disturbances in a dual gridded reflector antenna

#21
20100066620
2010-03-18

Scanning antenna

#22
20080088525
2008-04-17

Millimeter-wave transreflector and system for generating a collimated coherent wavefront

#23
20060220973
2006-10-05

Millimeter-wave transreflector and system for generating a collimated coherent wavefront

#24
20060055605
2006-03-16

Cavity antenna with reactive surface loading

#25
20050104782
2005-05-19

Antenna with virtual magnetic wall

#26
17861098
2023-02-07

Multi-beam and multi-polarization electromagnetic wavefront shaping

#27
17118053
2023-08-15

Twistarray reflector for axisymmetric incident fields

#28
10584561
2016-04-05

Controller barrier layer against electromagnetic radiation