Patents-Review.com
ClassID:

213947 ⎘

H01P1/17 - CPC Classification

Classification description:

Auxiliary devices for rotating the plane of polarisation for producing a continuously rotating polarisation, e.g. circular polarisation

Sub-classes:
Recent Application in this class:
#1
20240304967
2024-09-12

APPARATUS AND SYSTEM FOR SPLITTING AND/OR COMBINING SIGNALS

 #2
20230044376
2023-02-09

Power feed circuit comprising a synthesizing-distributing unit and a phase shifting unit configured for feeding a two point or a four point circularly polarized antenna

 #3
20220173523
2022-06-02

Multi-band, dual-polarization reflector antenna

 #4
20210194146
2021-06-24

Multi-band, dual-polarization reflector antenna

 #5
20210181418
2021-06-17

Polarizer for a waveguide and system for the transmission of high-frequency electromagnetic signals

 #6
20200335872
2020-10-22

Antenna device, antenna system, and instrumentation system

 #7
20200335842
2020-10-22

Broadband polarizing screen with one or more radiofrequency polarizing cells

 #8
20200274247
2020-08-27

Dual-polarization rippled reflector antenna

 #9
20190280357
2019-09-12

Feed polarizer step twist switch

 #10
20190190114
2019-06-20

POLARIZER ASSEMBLY

 #11
20190181522
2019-06-13

Polarizer assembly

 #12
20190173199
2019-06-06

Wireless communication system and wireless surveillance control system

 #13
20190173193
2019-06-06

Linear-to-circular polarizer antenna

 #14
20190173192
2019-06-06

Linear-to-circular polarizer antenna

 #15
20190173144
2019-06-06

Linear-to-circular polarizers using cascaded sheet impedances and cascaded waveplates

 #16
20190173143
2019-06-06

Linear-to-circular polarizers using cascaded sheet impedances and cascaded waveplates

 #17
20190157735
2019-05-23

Waveguide to strip line transducer including a waveguide wall forming substrate having an end surface bonded to a second conductor, and a power feed circuit formed therefrom

 #18
20190097309
2019-03-28

Ka-band high-gain earth cover antenna

 #19
20190006768
2019-01-03

Multi-band, dual-polarization reflector antenna

 #20
20180375214
2018-12-27

Dual-polarization rippled reflector antenna

 #21
20180358679
2018-12-13

FEED CIRCUIT AND ANTENNA APPARATUS

 #22
20180309180
2018-10-25

Ortho-mode transducer and diplexer

 #23
20180131100
2018-05-10

LEFT-HANDED CIRCULAR-POLARIZATION CONVERSION METAMATERIAL FILM

 #24
20170170571
2017-06-15

Circularly polarized wave generator

 #25
20150054702
2015-02-26

Suppressing modes in an antenna feed including a coaxial waveguide

 #26
20150015440
2015-01-15

Frequency selective polarizer

 #27
20140266942
2014-09-18

Antenna horn with unibody construction

 #28
20140152404
2014-06-05

Device for switching between linear and circular polarization using a rotatable depolarizer

 #29
20130115873
2013-05-09

Wireless signal transmission device and signal receiver with a wave guide including a medium sheet with first and second sections having different dielectric constants

 #30
20120319804
2012-12-20

Circular polarizer using stepped conductive and dielectric fins in an annular waveguide

 #31
20120169557
2012-07-05

Multi-band feed assembly for linear and circular polarization

 #32
20120025928
2012-02-02

Power combiner/divider for coupling N-coaxial input/outputs to a waveguide via a matching plate to provide minimized reflection

 #33
20110026443
2011-02-03

Radio communicating device, rotational structure, and electronic device

 #34
20110018656
2011-01-27

Waveguide adapter for converting linearly polarized waves into a circularly polarized wave including an impedance matching metal grate member

 #35
20100194655
2010-08-05

Multi-band antenna for simultaneously communicating linear polarity and circular polarity signals

 #36
20070273460
2007-11-29

Polarizer

 #37
20050200548
2005-09-15

Single aperture monopulse antenna

 #38
20050190113
2005-09-01

Polarized wave separator, converter for satellite broadcast reception, and antenna device for satellite broadcast reception