ClassID:

214000

H01P1/218 - CPC Classification

Classification description:

Auxiliary devices; Frequency-selective devices, e.g. filters using ferromagnetic material the ferromagnetic material acting as a frequency selective coupling element, e.g. YIG-filters

Recent Application in this class:
#1
20260024904
2026-01-22

SHORT-WAVELENGTH SPIN WAVE TRANSDUCER

#2
20250309514
2025-10-02

BROADBAND MAGNETOSTATIC SURFACE WAVE DEVICES WITH CUSTOMIZABLE FREQUENCY RESPONSE

#3
20250183507
2025-06-05

Frequency Selective Limiter Having an Enhanced Bandwidth

#4
20240113677
2024-04-04

Magnetically tunable ferrimagnetic filter

#5
20230299451
2023-09-21

SHORT-WAVELENGTH SPIN WAVE TRANSDUCER

#6
20230261354
2023-08-17

BROADBAND MAGNETOSTATIC SURFACE WAVE DEVICES WITH CUSTOMIZABLE FREQUENCY RESPONSE

#7
20230052113
2023-02-16

Transversely tapered frequency selective limiter

#8
20230048990
2023-02-16

Magnetically tunable ferrimagnetic filter

#9
20220285813
2022-09-08

Frequency selective limiter having an enhanced bandwidth

#10
20210399401
2021-12-23

Magnetically tunable resonator

#11
20200373645
2020-11-26

Method for minimizing center frequency shift and linearity errors in YIG filters

#12
20190393578
2019-12-26

Biplanar tapered line frequency selective limiter

#13
20190386368
2019-12-19

Nonreciprocal circuit element and communication apparatus using the same

#14
20190252749
2019-08-15

Magnetoresistance effect device and magnetoresistance effect module

#15
20190245254
2019-08-08

Magnetoresistive effect device

#16
20190237662
2019-08-01

Magnetoresistance effect device and magnetoresistance effect module

#17
20190181332
2019-06-13

Magnetoresistance effect device having magnetic member with concave portion

#18
20190036414
2019-01-31

Bus bar with integrated voltage rise time filter

#19
20180366803
2018-12-20

Frequency selective limiter

#20
20180316077
2018-11-01

Magnetoresistance effect device and high-frequency device

#21
20180315535
2018-11-01

Magnetoresistance effect device and high frequency device

#22
20180006603
2018-01-04

Ferrite resonators using magnetic biasing and spin precession

#23
20170346149
2017-11-30

Tunable magnonic crystal device and filtering method

#24
20170294696
2017-10-12

METHODS RELATED TO JUNCTION FERRITE DEVICES HAVING IMPROVED INSERTION LOSS PERFORMANCE

#25
20140253261
2014-09-11

Increasing the minimum rejection bandwidth of a YIG-tuned notch filter using a shunt YIG resonator

#26
20140091882
2014-04-03

INCREASING THE MINIMUM REJECTION BANDWITH OF A YIG-TUNED NOTCH FILTER USING A SHUNT YIG RESONATOR

#27
20140049333
2014-02-20

Ferrite circulator with asymmetric features

#28
20130027152
2013-01-31

Drift stabilization of magnetically tunable filter by temperature regulation and mechanical isolation of elctromagnet coil

#29
20110242767
2011-10-06

Mechanical isolation and thermal conductivity for an electro-magnetic device

#30
20110102106
2011-05-05

Magnonic crystal spin wave device capable of controlling spin wave frequency

#31
20100219903
2010-09-02

Nonreciprocal circuit device

#32
20100156570
2010-06-24

Resonator for wireless power transmission

#33
20090179717
2009-07-16

Ferrite filter comprising aperture-coupled fin lines

#34
20090144964
2009-06-11

Method for producing a coupling line

#35
20090058565
2009-03-05

RESONATOR APPARATUS HAVING DIRECT-COUPLED RESONATORS

#36
20090039983
2009-02-12

Magnetically tunable filter with coplanar lines

#37
20080211605
2008-09-04

Coupling lines for a YIG filter or YIG oscillator and method for producing the coupling lines

#38
20080150649
2008-06-26

Coaxial metamaterial structure

#39
20080117002
2008-05-22

Base body for a YIG filter or YIG oscillator

#40
20080048805
2008-02-28

Basic body for a YIG filter with eddy current suppression

#41
20070139132
2007-06-21

YIG filter tuning system

#42
16930775
2021-11-02

High-frequency device

#43
16871553
2022-05-31

FSL having a free standing YIG film

#44
16530056
2020-03-31

Vertically meandered frequency selective limiter

#45
15420048
2017-11-14

System and method for reducing phase noise in high frequency YIG oscillators