Patents
Patents for H01Q 21 - Aerial arrays or systems (25,127)
02/2001
02/06/2001CA2314852A1 Electronically steerable embedded laptop computer antenna array
02/06/2001CA2240029C Planar low profile, wideband, wide-scan phased array antenna using a stacked-disc radiator
02/05/2001CA2314826A1 Stacked antenna with resonant structures and multifrequency radiocommunication device including this antenna
02/01/2001WO2001008258A1 Folded dual frequency band antennas for wireless communicators
02/01/2001WO2001008255A1 Capacitively-tune broadband antenna structure
02/01/2001WO2001008254A1 Multiple frequency band branch antennas for wireless communicators
02/01/2001DE19931907A1 Antenne Antenna
01/2001
01/31/2001EP1073143A1 Dual polarisation printed antenna and corresponding array
01/31/2001EP1073141A2 Adhered glass antenna
01/31/2001EP1072065A1 Dual band antenna
01/31/2001EP0992079A4 Antenna system
01/31/2001EP0943163A4 Vitreous antenna
01/31/2001EP0907984A4 Folded mono-bow antennas and antenna systems for use in cellular and other wireless communications systems
01/30/2001US6181291 Standing wave antenna array of notch dipole shunt elements
01/30/2001US6181290 Scanning antenna with ferrite control
01/30/2001US6181288 Polarization compensating device for antenna within a radome
01/30/2001US6181286 Integrated satellite/terrestrial antenna
01/30/2001CA2314688A1 Printed bi-polarization antenna and corresponding network of antennas
01/25/2001WO2001006595A2 Active antenna array configuration and control for cellular communication systems
01/25/2001WO2001006594A1 A dual band antenna device and an antenna assembly
01/25/2001WO2001005467A1 A medical system having improved telemetry
01/24/2001EP1071161A1 Multiple stacked patch antenna
01/24/2001EP1071160A2 Repeater with side-to-side arranged antennas and with adaptive feedback signal cancellation circuit
01/24/2001EP1071159A2 A two-way paging system and apparatus
01/24/2001EP1070367A2 Multi-beam transmit array with low intermodulation
01/24/2001EP1070366A1 Multiple parasitic coupling from inner patch antenna elements to outer patch antenna elements
01/24/2001EP1036424A4 Antenna and transmitter arrangement for eas system
01/24/2001EP0972317A4 Microstrip array antenna
01/24/2001CN1281320A Lateral transponder and self adaptive elimination method used on transponder
01/24/2001CN1061143C Identifying system
01/23/2001US6178333 System and method providing delays for CDMA nulling
01/23/2001US6178140 Method for three-dimensional beam forming in direction finding systems
01/23/2001US6177911 Mobile radio antenna
01/23/2001US6176004 Method of forming a sensor for sensing signals on conductors
01/20/2001CA2313930A1 Side-to-side repeater and adaptive cancellation for repeater
01/18/2001WO2001005024A1 Array antenna
01/18/2001WO2001004994A1 Integrated antenna assemblies including multiple antennas for wireless communications devices
01/18/2001WO2001004993A1 Arrangement for use in an antenna array for transmitting and receiving at least one frequency in at least two polarizations
01/18/2001WO2001004991A1 Antenna
01/18/2001WO2001004985A1 High-frequency device and method of manufacture thereof
01/17/2001EP1069643A2 Antenna assembly and portable radio apparatus
01/17/2001EP1069642A2 Antenna assembly and portable radio apparatus
01/17/2001EP1069641A2 Antenna device
01/17/2001EP1069640A2 Antenna device
01/17/2001EP0985249A4 Antenna system
01/17/2001EP0861559A4 Multichannel radio frequency transmission system to deliver wide band digital data into independent sectorized service areas
01/17/2001CN1060863C Module with antenna for transport device for transmitting and/or receiving millimetra wave
01/16/2001US6175723 Self-structuring antenna system with a switchable antenna array and an optimizing controller
01/16/2001US6175340 Hybrid geostationary and low earth orbit satellite ground station antenna
01/16/2001US6175337 High-gain, dielectric loaded, slotted waveguide antenna
01/16/2001US6175334 Difference drive diversity antenna structure and method
01/16/2001US6175333 Dual band antenna
01/16/2001US6175330 Array antenna and method for operating an array antenna
01/16/2001US6175327 GPS receivers with adaptive antenna systems for suppressing interference signals
01/16/2001CA2026148C Antenna with curved dipole elements
01/11/2001WO2001003242A1 Free space fixed and mobile optical communication system
01/11/2001WO2001003241A1 Free space fixed and mobile optical communication system
01/11/2001WO2001003237A1 Coil antenna device and method for generating a varying magnetic field
01/11/2001DE19927581A1 Leiterplatte mit HF-Modul und Verfahren zur Kontaktierung von integrierten Antennen auf einer Leiterplatte Printed circuit board with the RF module and method for contacting of integrated antennas on a circuit board
01/10/2001EP1067629A2 Double slot array antenna
01/10/2001EP1066584A1 Device for generating a rotating magnetic field in space for powering contactless electronic labels
01/10/2001EP1004150A4 Method and apparatus for compensation of diffraction divergence of beam of an antenna system
01/10/2001CN1279521A Surface mounted antenna and communication apparatus equipped therewith
01/09/2001US6173191 Localization of shaped directional transmitting and transmitting/receiving antenna array
01/09/2001US6172655 Ultra-short helical antenna and array thereof
01/09/2001US6172654 Conical omni-directional coverage multibeam antenna
01/09/2001US6172653 Mobile satellite communication antenna
01/09/2001US6172652 RF receiving antenna system
01/09/2001US6172646 Antenna apparatus and communication apparatus using the antenna apparatus
01/04/2001WO2001001582A2 Integrated adaptive phased arrays and sector antennas
01/04/2001WO2001001517A1 Phased-array antenna
01/04/2001WO2000064004A3 An rf transponder
01/04/2001WO2000043804A3 Radio frequency identification device
01/03/2001EP1065746A2 Printed circuit board having hf-modul mounted thereon and method of contacting integrated antennas thereon
01/03/2001EP1064697A2 Phased array antenna calibration system and method using array clusters
01/03/2001EP1064696A4 Low cost high performance portable phased array antenna system for satellite communication
01/03/2001EP1064696A1 Low cost high performance portable phased array antenna system for satellite communication
01/03/2001EP1064695A1 Antenna device for dual frequency bands
01/03/2001EP1064615A1 Article identification apparatus and method
01/03/2001EP1064568A1 An interrogator for interrogating an rfid
01/03/2001EP1025622A4 Signal transmission antenna mast
01/03/2001EP0944932A4 Radial line slot antenna
01/03/2001CN1278956A A portable electronic communication device with dual-band antenna system
01/02/2001US6169925 Telemetry system for implantable medical devices
01/02/2001US6169888 Receiving antenna scanning diversity system with controllable switching
01/02/2001US6169524 Multi-pattern antenna having frequency selective or polarization sensitive zones
01/02/2001US6169518 Dual beam monopulse antenna system
01/02/2001US6169513 Thinned multiple beam phased array antenna
12/2000
12/28/2000WO2000079649A1 Device for transmitting and/or receiving signals
12/28/2000WO2000079648A1 Tunable dual-band ferroelectric antenna
12/28/2000WO2000079643A1 Radio communication base station antenna
12/28/2000WO2000079642A1 Combination antenna mount
12/28/2000DE19928411A1 Hybrid compound radiation antenna system, for communications and navigation signal reception, has two conductive plates or foils, two coaxial waveguides and complex load elements with conductive bodies
12/28/2000CA2339875A1 Radio communication base station antenna
12/27/2000EP1063723A1 Slot coupled micromachined waveguide antenna
12/27/2000EP1063722A2 Antenna device and communication apparatus using the same
12/27/2000CN2412295Y Automotive antenna
12/27/2000CN1278368A Antenna unit, communication system and digital television receiver
12/27/2000CN1278114A Double slot array aerial
12/26/2000US6167286 Multi-beam antenna system for cellular radio base stations