ClassID:

214449

H01Q19/005 - page 2 - CPC Classification

Classification description:

Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic Patch antenna using one or more coplanar parasitic elements

Recent Application in this class:
#301
20090066583
2009-03-12

Multi frequency antenna with low profile and improved grounding element

#302
20090058738
2009-03-05

Radio apparatus and antenna thereof

#303
20090033566
2009-02-05

FOLDING TYPE MOBILE RADIO

#304
20090027273
2009-01-29

Wide band antenna

#305
20090015504
2009-01-15

Antenna, antenna combination, and portable electronic device having the antenna or antenna combination

#306
20090009419
2009-01-08

Antenna with near-field radiation control

#307
20080266185
2008-10-30

Complex antenna

#308
20080258978
2008-10-23

Strip-array antenna

#309
20080252536
2008-10-16

Antenna set, portable wireless device, and use of a conductive element for tuning the ground-plane of the antenna set

#310
20080252530
2008-10-16

Multi-resonant broadband antenna

#311
20080231542
2008-09-25

Multi-frequency antenna

#312
20080231517
2008-09-25

Multi-band antenna

#313
20080224946
2008-09-18

Chip antenna

#314
20080211722
2008-09-04

Multi-band monopole antenna for a mobile communications device

#315
20080204326
2008-08-28

Patch antenna

#316
20080174496
2008-07-24

Wide band antenna

#317
20080158085
2008-07-03

Antenna structure and method for increasing its bandwidth

#318
20080150808
2008-06-26

Switched capacitive patch for radio frequency antennas

#319
20080129644
2008-06-05

BUILT-IN TYPE ANTENNA APPARATUS FOR MOBILE TERMINAL

#320
20080129612
2008-06-05

Antenna for mobile communication terminals

#321
20080106477
2008-05-08

Collapsible mobile radio device

#322
20080088510
2008-04-17

Microstrip antenna and high frequency sensor using microstrip antenna

#323
20080074335
2008-03-27

BUILT-IN ANTENNA FOR PORTABLE TERMINAL

#324
20080074326
2008-03-27

Miniaturized planar antenna of digital television

#325
20080068268
2008-03-20

Low profile antenna

#326
20080042915
2008-02-21

Tunable patch antenna of planar construction

#327
20080036665
2008-02-14

High-power-capable circularly polarized patch antenna apparatus and method

#328
20070290927
2007-12-20

Miniature balanced antenna with differential feed

#329
20070279286
2007-12-06

Multi-Mode Antenna Array

#330
20070241970
2007-10-18

Controllable multi-band antenna device and portable radio communication device comprising such an antenna device

#331
20070229377
2007-10-04

LOW PROFILE MSAT SKEWED BEAM ANTENNA METHODS AND SYSTEMS

#332
20070216597
2007-09-20

Antenna apparatus

#333
20070200790
2007-08-30

Method and apparatus for grating lobe control in faceted mesh reflectors

#334
20070182638
2007-08-09

Systems and methods for using parasitic elements for controlling antenna resonances

#335
20070159400
2007-07-12

Radio frequency certificates of authenticity and related scanners

#336
20070152894
2007-07-05

Multi-band monopole antenna for a mobile communications device

#337
20070120740
2007-05-31

Antenna for mobile telephone handsets, PDAs, and the like

#338
20070115177
2007-05-24

Antenna structure and communication apparatus including the same

#339
20070109200
2007-05-17

Multi-band antenna

#340
20070109199
2007-05-17

Multi-band antenna with low-profile

#341
20060244664
2006-11-02

Built-in type antenna apparatus for portable terminal

#342
20060227054
2006-10-12

Antenna

#343
20060220977
2006-10-05

Loop antenna

#344
20060214801
2006-09-28

Radio frequency tag and method for regulating the same

#345
20060208956
2006-09-21

Modified printed dipole antennas for wireless multi-band communication systems

#346
20060187138
2006-08-24

Antenna device, method and program for controlling directivity of the antenna device, and communications apparatus

#347
20060187125
2006-08-24

Antenna device, method and program for controlling directivity of the antenna device, and communications apparatus

#348
20060181476
2006-08-17

Antenna device, method and program for controlling directivity of the antenna device, and communications apparatus

#349
20060181469
2006-08-17

Antenna device, method and program for controlling directivity of the antenna device, and communications apparatus

#350
20060176226
2006-08-10

Dual-band planar inverted-F antenna

#351
20060166635
2006-07-27

Receiving apparatus and receiving circuit

#352
20060145930
2006-07-06

Wireless communication device antenna for improved communication with a satellite

#353
20060139216
2006-06-29

Wireless communication device having a reduced sar value

#354
20060092084
2006-05-04

Mobile wireless terminal

#355
20060071857
2006-04-06

Planar high-frequency or microwave antenna

#356
20060066488
2006-03-30

Antenna

#357
20060055602
2006-03-16

Multiband antenna array for mobile radio equipment

#358
20060044205
2006-03-02

Compact smart antenna for wireless applications and associated methods

#359
20060044189
2006-03-02

Radome structure

#360
20060044187
2006-03-02

Controllable antenna arrangement

#361
20060017635
2006-01-26

Multi-band antenna

#362
20060017624
2006-01-26

Antenna unit and portable radio system comprising antenna unit

#363
20050270243
2005-12-08

Meanderline coupled quadband antenna for wireless handsets

#364
20050264450
2005-12-01

Microstrip line type planar array antenna

#365
20050259031
2005-11-24

Multi-band monopole antenna for a mobile communications device

#366
20050253758
2005-11-17

Multi-layered multi-band antenna

#367
20050212706
2005-09-29

Printed built-in antenna for use in a portable electronic communication apparatus

#368
20050200529
2005-09-15

Antenna device, method and program for controlling directivity of the antenna device, and communications apparatus

#369
20050179595
2005-08-18

Patch antenna whose directivity is shifted to a particular direction, and a module integrated with the patch antenna

#370
20050159195
2005-07-21

Radio communication device and printed board having at least one electronically conductive correction element

#371
20050140554
2005-06-30

Antenna for mobile communication terminals

#372
20050134509
2005-06-23

Multi-band antenna

#373
20050116862
2005-06-02

Stacked patch antenna and method of operation therefore

#374
20050110698
2005-05-26

Modified printed dipole antennas for wireless multi-band communications systems

#375
20050110692
2005-05-26

Multiband planar built-in radio antenna with inverted-L main and parasitic radiators

#376
20050110686
2005-05-26

Stacked patch antenna and method of construction therefore

#377
20050110685
2005-05-26

Stacked patch antenna

#378
20050078039
2005-04-14

Antenna device for compound portable terminal

#379
20050062673
2005-03-24

Method and apparatus for improving antenna radiation patterns

#380
20050057422
2005-03-17

Gate antenna device

#381
20050057416
2005-03-17

Small-size, low-height antenna device capable of easily ensuring predetermined bandwidth

#382
20050057401
2005-03-17

Small-size, low-height antenna device capable of easily ensuring predetermined bandwidth

#383
20050043055
2005-02-24

Tunable parasitic resonators

#384
20050040996
2005-02-24

Antenna with near-field radiation control

#385
20050035922
2005-02-17

Loop antenna having better directivity in low range of angle of elevation

#386
20050017906
2005-01-27

Floating conductor pad for antenna performance stabilization and noise reduction

#387
20050001771
2005-01-06

Antenna device, wireless communication terminal, external antenna and hand-strap

#388
18499336
2024-03-05

Compact ceramic chip antenna array based on ultra-wide band three-dimensional direction finding

#389
18316680
2024-01-02

Dual-band antenna arrays and methods of fabricating the same

#390
16543487
2020-10-13

Circular polarization antenna array

#391
15423565
2019-01-01

Inter-dwelling signal management using reconfigurable antennas

#392
14853465
2017-06-27

High gain antenna structure for beam scanning

#393
14584610
2016-10-25

Electronic devices with hybrid patch and monopole antenna for high altitude platform application

#394
14077653
2016-02-16

Mechanically reconfigurable antennas

#395
13926873
2016-08-30

Wideband dual-arm antenna with parasitic element

#396
13419629
2015-07-07

Wideband tapered antenna with parasitic grounding element