ClassID:

214408

H01Q15/008 - CPC Classification

Classification description:

Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices; Devices acting selectively as reflecting surface, as diffracting or as refracting device, e.g. frequency filtering or angular spatial filtering devices; Selective devices having photonic band gap materials or materials of which the material properties are frequency dependent, e.g. perforated substrates, high-impedance surfaces said selective devices having Sievenpipers' mushroom elements

Recent Application in this class:
#1
20230397340
2023-12-07

Electromagnetic band gap element structure and fabrication methods

#2
20230130575
2023-04-27

Antenna device

#3
20230099457
2023-03-30

Radio frequency module and wireless device

#4
20230059332
2023-02-23

Antenna structure and antenna array structure

#5
20220352641
2022-11-03

Antenna device and vehicle comprising an antenna device

#6
20210203059
2021-07-01

Antenna apparatus and antenna module

#7
20210029821
2021-01-28

Electromagnetic band gap structutre for antenna array

#8
20210028550
2021-01-28

High impedance surface (HIS) enhanced by discrete passives

#9
20200315001
2020-10-01

Microwave antenna apparatus

#10
20200304090
2020-09-24

ACOUSTIC DIFFRACTIVE CONCENTRATORS

#11
20200303828
2020-09-24

Resonance-frequency diverse metamaterials and metasurfaces

#12
20200112088
2020-04-09

Antenna device

#13
20200076072
2020-03-05

EBG structure, EBG component, and antenna device

#14
20200058994
2020-02-20

EBG DESIGNS FOR MITIGATING RADIO FREQUENCY INTERFERENCE

#15
20190245276
2019-08-08

Wide angle coverage antenna with parasitic elements

#16
20190229398
2019-07-25

Antenna apparatus and antenna module

#17
20190214731
2019-07-11

Multiband circularly polarised antenna

#18
20190165450
2019-05-30

Dual-band antenna and wireless communications device

#19
20190097460
2019-03-28

WIRELESS POWER TRANSFER USING TUNABLE METAMATERIAL SYSTEMS AND METHODS

#20
20190044244
2019-02-07

Electromagnetically reflective plate with a metamaterial structure and miniature antenna device including such a plate

#21
20190020108
2019-01-17

Directional monopole array antenna using hybrid type ground plane

#22
20180375182
2018-12-27

Transmission line device

#23
20180342810
2018-11-29

Antenna and an antenna packaging structure

#24
20180287261
2018-10-04

Radio frequency surface wave attenuator structures and associated methods

#25
20180262040
2018-09-13

Radiating metamaterial antenna for wireless charging

#26
20180198199
2018-07-12

Devices and methods for reducing mutual coupling effects in wireless power transmission systems

#27
20180108964
2018-04-19

Integrated antennas and phased arrays with mode-free electromagnetic bandgap materials

#28
20180040820
2018-02-08

Rectifier for electromagnetic radiation

#29
20170201029
2017-07-13

Filter

#30
20170133762
2017-05-11

Directive fixed beam ramp EBG antenna

#31
20170126046
2017-05-04

Antenna for wireless charging systems

#32
20160359232
2016-12-08

Antenna device having patch antenna

#33
20160344093
2016-11-24

Antenna device, wireless communication apparatus, and radar apparatus

#34
20160285165
2016-09-29

Compact butler matrix, planar two-dimensional beam-former and planar antenna comprising such a butler matrix

#35
20160233178
2016-08-11

Device for radiofrequency (RF) transmission with an integrated electromagnetic wave reflector

#36
20160134022
2016-05-12

Programmable antenna having a programmable substrate

#37
20160064804
2016-03-03

Antenna device and electronic device including same

#38
20160028161
2016-01-28

Antenna apparatus having patch antenna

#39
20150303562
2015-10-22

EBG designs for mitigating radio frequency interference

#40
20150270622
2015-09-24

Antenna device

#41
20150263432
2015-09-17

Cavity-backed artificial magnetic conductor

#42
20150263426
2015-09-17

Multiband antenna and multiband antenna configuration method

#43
20150244080
2015-08-27

Polarization independent active artificial magnetic conductor

#44
20150229029
2015-08-13

Reflectarray

#45
20150214631
2015-07-30

Cell and electromagnetic band-gap structure

#46
20150214630
2015-07-30

Metamaterial

#47
20150194728
2015-07-09

Device for decoupling antennas mounted on an aircraft

#48
20150155845
2015-06-04

Structural body and wiring board

#49
20150130673
2015-05-14

Beam-steered wide bandwidth electromagnetic band gap antenna

#50
20150102968
2015-04-16

Antenna devices having frequency-dependent connection to electrical ground

#51
20150070246
2015-03-12

Reflectarray

#52
20150061966
2015-03-05

Reflectarray and design method

#53
20150029062
2015-01-29

Polarization dependent electromagnetic bandgap antenna and related methods

#54
20150022416
2015-01-22

Antenna device

#55
20150022414
2015-01-22

Reflectarray and design method

#56
20150015455
2015-01-15

Reflectarray and design method

#57
20140354513
2014-12-04

Method of fabricating electromagnetic bandgap (EBG) structures for microwave/millimeterwave applications using laser processing of unfired low temperature co-fired ceramic (LTCC) tape

#58
20140354502
2014-12-04

Electromagnetic wave propagation disruption device and method for producing same

#59
20140097995
2014-04-10

Artificial magnetic conductor antennas with shielded feedlines

#60
20140091879
2014-04-03

Antenna and printed-circuit board using waveguide structure

#61
20140043197
2014-02-13

Ultra-wide-band (UWB) antenna assembly with at least one director and electromagnetic reflective subassembly and method

#62
20130248936
2013-09-26

Programmable substrate and applications thereof

#63
20130241791
2013-09-19

Ridged waveguide flared radiator array using electromagnetic bandgap material

#64
20130241788
2013-09-19

Ridged waveguide flared radiator antenna

#65
20130229296
2013-09-05

Multi-beam reflectarray

#66
20130214984
2013-08-22

Broadband electromagnetic band-gap (EBG) structure

#67
20130201072
2013-08-08

Tunable projected artificial magnetic mirror and applications thereof

#68
20130201068
2013-08-08

Programmable antenna having a programmable substrate

#69
20130200947
2013-08-08

Programmable antenna having metal inclusions and bidirectional coupling circuits

#70
20130049903
2013-02-28

Artificial microstructure and metamaterial with the same

#71
20120325523
2012-12-27

Structure, wiring board, and method of manufacturing wiring board

#72
20120319908
2012-12-20

ELECTRONIC APPARATUS

#73
20120299797
2012-11-29

High impedance surface

#74
20120256811
2012-10-11

Widebrand adaptable artificial impedance surface

#75
20120242556
2012-09-27

Structure and antenna

#76
20120154234
2012-06-21

Antenna module having reduced size, high gain, and increased power efficiency

#77
20120105305
2012-05-03

REFLECTARRAY

#78
20120068902
2012-03-22

ELECTRICALLY SMALL ULTRA-WIDEBAND ANTENNA FOR MOBILE HANDSETS AND COMPUTER NETWORKS

#79
20120056693
2012-03-08

Surface communication apparatus

#80
20120032865
2012-02-09

Structural body, printed board, antenna, transmission line waveguide converter, array antenna, and electronic device

#81
20120007786
2012-01-12

Resonator antenna

#82
20110315440
2011-12-29

Electromagnetic bandgap structure and printed circuit board

#83
20110210906
2011-09-01

Apparatus having mushroom structures

#84
20110210905
2011-09-01

Apparatus having mushroom structures

#85
20110210904
2011-09-01

Apparatus having mushroom structures

#86
20110181490
2011-07-28

Artificial magnetic conductor

#87
20110170268
2011-07-14

ELECTROMAGNETIC BAND GAP STRUCTURE, ELEMENT, SUBSTRATE, MODULE, AND SEMICONDUCTOR DEVICE INCLUDING ELECTROMAGNETIC BAND GAP STRUCTURE, AND PRODUCTION METHODS THEREOF

#88
20110156963
2011-06-30

Antenna devices having frequency-dependent connection to electrical ground

#89
20110128192
2011-06-02

Antenna device and portable terminal having the same

#90
20110115584
2011-05-19

PERIODIC STRUCTURE

#91
20110012697
2011-01-20

ELECTRO-MAGNETIC BAND-GAP STRUCTURE, METHOD FOR MANUFACTURING THE SAME, FILTER ELEMENT AND PRINTED CIRCUIT BOARD HAVING EMBEDDED FILTER ELEMENT

#92
20100328178
2010-12-30

Printed circuit board including electromagnetic bandgap structure

#93
20100265159
2010-10-21

Electromagnetic band gap element, and antenna and filter using the same

#94
20100214178
2010-08-26

Antenna and printed-circuit board using waveguide structure

#95
20100194657
2010-08-05

Radio communication system, periodic structure reflector plate, and tapered mushroom structure

#96
20100149060
2010-06-17

Antenna module and design method thereof

#97
20100127943
2010-05-27

Antenna apparatus and wireless communication device

#98
20100109972
2010-05-06

Single-feed multi-cell metamaterial antenna devices

#99
20100109841
2010-05-06

READER AND MANAGEMENT SYSTEM

#100
20100053013
2010-03-04

EBG structure, antenna device, RFID tag, noise filter, noise absorptive sheet and wiring board with noise absorption function

#101
20100045536
2010-02-25

Antenna apparatus

#102
20100039343
2010-02-18

ANTENNA DEVICE

#103
20100007569
2010-01-14

Dipole tag antenna structure mountable on metallic objects using artificial magnetic conductor for wireless identification and wireless identification system using the dipole tag antenna structure

#104
20100001080
2010-01-07

Tag antenna structure for wireless identification and wireless identification system using the tag antenna structure

#105
20090251385
2009-10-08

Single-Feed Multi-Cell Metamaterial Antenna Devices

#106
20090174623
2009-07-09

COMPACT BROADBAND ANTENNA

#107
20090140929
2009-06-04

Antenna apparatus

#108
20090079637
2009-03-26

Antenna apparatus for radio communication

#109
20090040112
2009-02-12

Antenna apparatus

#110
20090027267
2009-01-29

Scanned antenna system

#111
20090021444
2009-01-22

High-impedance substrate

#112
20090015499
2009-01-15

Antenna apparatus

#113
20090015354
2009-01-15

Electromagnetic bandgap structure, printed circuit board comprising this and method thereof

#114
20080314630
2008-12-25

Electromagnetic bandgap structure and printed circuit board

#115
20080266179
2008-10-30

Electrical connection elements provided in the AMC structure of an antenna arrangement

#116
20080266018
2008-10-30

Electromagnetic bandgap structure and printed circuit board

#117
20080204327
2008-08-28

Compact dual-band resonator using anisotropic metamaterial

#118
20080150825
2008-06-26

High-impedance substrate, antenna device and mobile radio device

#119
20080129511
2008-06-05

RFID tag and antenna

#120
20070285336
2007-12-13

Multiband antenna array using electromagnetic bandgap structures

#121
20070285318
2007-12-13

Use of AMC materials in relation to antennas of a portable communication device

#122
20070285316
2007-12-13

Antenna array and unit cell using an artificial magnetic layer

#123
20070200788
2007-08-30

Antenna unit having a single antenna element and a periodic structure upper plate

#124
20070188258
2007-08-16

Transition circuit

#125
20070182639
2007-08-09

Tunable impedance surface and method for fabricating a tunable impedance surface

#126
20070132657
2007-06-14

Multi-band antenna

#127
20070075903
2007-04-05

Antenna, radio device, method of designing antenna, and method of measuring operating frequency of antenna

#128
20070001926
2007-01-04

Method and apparatus for a dual band gap wideband interference suppression

#129
20070001909
2007-01-04

Artificial impedance structure

#130
20060232479
2006-10-19

Multi-band antenna

#131
20060187126
2006-08-24

Steerable leaky wave antenna capable of both forward and backward radiation

#132
20060152430
2006-07-13

Periodic electromagnetic structure

#133
20060044211
2006-03-02

Frequency selective high impedance surface

#134
20060044210
2006-03-02

Applications of a high impedance surface

#135
20050168314
2005-08-04

Methods of generating a magnetic interface

#136
20050162315
2005-07-28

Inductor circuit with a magnetic interface

#137
20050134522
2005-06-23

Frequency selective surface to suppress surface currents

#138
20050134521
2005-06-23

Frequency selective surface to suppress surface currents

#139
20050104782
2005-05-19

Antenna with virtual magnetic wall

#140
20050068233
2005-03-31

Multiple-frequency common antenna

#141
20050030137
2005-02-10

Artificial magnetic conductor surfaces loaded with ferrite-based artificial magnetic materials

#142
20050017919
2005-01-27

Circularly polarized antenna having improved axial ratio

#143
18313724
2024-06-18

RF filter device for aircraft nacelle access door gap

#144
14856541
2019-01-29

Linearly polarized active artificial magnetic conductor