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7630699 |
Systems and methods of scale model correction to account for antenna coupling loss
The invention relates to systems and methods which may allow the determination of a correction factor between full scale antennas and scale antennas in order to determine the coupling loss of the...
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7623835 |
Multi-band wireless communication device and method
The present invention relates to a wireless communication device, such as a transponder, that has a plurality of antennas for multi-frequency usage. The wireless communication device comprises a...
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7616159 |
Antenna array
An antenna array has a ground plane, a plurality of spacers, a radiating patch array and a feeding member. The spacers are mounted on the ground plane. The radiating patch array is mounted on the...
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7612732 |
Antenna with stripline splitter circuit
A flat antenna includes a 2×2 array of circular waveguide antenna elements that receive power from a splitting circuit including first to fourth striplines. The second stripline extends in two...
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7613482 |
Method and system for steering antenna beam
A hybrid wireless network system is disclosed. The hybrid wireless network system includes an antenna array, an analog subsystem, and a digital subsystem. The antenna array at least includes two...
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7612718 |
Tunable frequency selective surface
An apparatus and methods for operating a frequency selective surface are disclosed. The apparatus can be tuned to an on/off state or transmit/reflect electromagnetic energy in any frequency. The...
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7609220 |
Channelized log-periodic antenna with matched coupling
A log-periodic antenna coupled to a channelizer is described in which matched scale constants for the antenna and the channelizer are used to achieve substantially identical coupling over each...
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7609210 |
Phased array antenna system utilizing a beam forming network
In accordance with an embodiment, a phased array antenna system includes a printed wiring board formed in rhombic shape that accommodates requirements for low observability and a beam forming...
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7610064 |
Direct downlink RF module
A downlink module is provided that includes a sensor interface operable to provide digital sensor signals. It also includes a GPS receiver for receiving GPS timing and location signals. The...
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7606531 |
Repeating station, a communication apparatus, and a directivity control method
A repeating station, a communication apparatus, and an antenna directivity control method are disclosed. The repeating station includes
a first antenna group including at least one antenna...
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7576696 |
Multi-band antenna
Antenna assemblies and corresponding modes of operation are provided where the first antenna assembly of the system is tuned to a first frequency band ν1 and the second antenna assembly of the...
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7573435 |
Convex mount for element reduction in phased arrays with restricted scan
Grating lobe free scanning in a phased array with sparse element spacing is obtained by restricting the maximum scan angle for elements in the array, and arranging the elements in a convex form....
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7573900 |
Apparatus and method for transmitting data using transmit antenna diversity in a packet service communication system
An apparatus and method for transmitting packet data through at least two transmit antennas in a packet data communication system using transmit antenna diversity. In the packet transmitting...
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7567213 |
Array structure for the application to wireless switch of WLAN and WMAN
The present invention provides an antenna array structure which includes multiple array elements, and the antenna array structure is using for the application of the WLAN (wireless local area...
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7564410 |
Dual radiating type inner antenna for mobile communication terminal
The dual radiating type inner antenna includes a Printed Circuit Board (PCB), a first radiation plate disposed at an upper part of the PCB, a power supply unit connecting the PCB and the first...
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7557765 |
Smart antenna with adjustable radiation pattern
A smart antenna with an adjustable radiation pattern is described. A plurality of slot antennas are formed at a metal layer which is grounded, wherein openings of the slot antennas point to...
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7557768 |
Interlaced multiband antenna arrays
Antenna arrays which can work simultaneously in various frequency bands thanks to the physical disposition of the elements which constitute them, and also the multiband behaviour of some elements...
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7557761 |
Array antenna apparatus having at least two feeding elements and operable in multiple frequency bands
An array antenna apparatus includes a first feeding element having a first feed point, a second feeding element having a second feed point, and a first parasitic element electrically connected to...
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7545335 |
Small conformable broadband traveling-wave antennas on platform
The invention is a novel solution to circumvent the fundamental gain bandwidth limitations of an antenna of a given size by using a traveling-wave (TW) antenna and strongly coupling it with the...
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7542006 |
Wiring board and semiconductor apparatus
An inverse F type antenna is provided and includes first wiring portions provided on an upper face of a board, second wiring portions provided on a lower face of the board, connecting portions...
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7542005 |
Tunable integrated antenna
In accordance with an embodiment, an integrated circuit is provided that includes a substrate, a plurality of dipoles adjacent the substrate; an RF feed network adjacent the substrate and coupled...
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7528792 |
Reduced inductance interconnect for enhanced microwave and millimeter-wave systems
According to one embodiment of the present invention, a microwave or millimeter wave module includes a dielectric layer having a pocket formed substantially through the dielectric layer. The...
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7525504 |
Low cost multi-beam, multi-band and multi-diversity antenna systems and methods for wireless communications
Systems and methods for employing switched phase shifters and a feed network to provide a low cost multiple beam antenna system for wireless communications. The present systems and methods may also...
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7525493 |
Adaptive antenna apparatus including a plurality sets of partial array antennas having different directivities
An adaptive antenna apparatus comprises M receiving circuits, and N antenna elements, N being larger than M. The N antenna elements constitute a plurality of sets of partial array antennas each...
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7525498 |
Antenna array
An antenna array includes a folded thin flexible circuit board with a thin dielectric layer and a conductor layer pattern formed on a first surface of the dielectric layer. The circuit board may be...
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7525508 |
Broadband helical antenna
A helical antenna comprising at least one helix which is formed by at least two radiating wires. According to the invention, at least one of said radiating wires is associated with a parasitic wire...
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7511664 |
Subassembly for an active electronically scanned array
According to an embodiment of the present invention, a subassembly for a phased array radar includes a substrate generally lying in a first plane, the substrate including a plurality of...
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7505010 |
Antenna control system
An antenna control system for setting the tilt angle of a main lobe of an antenna, in particular of an antenna constituting part of a base station in a mobile cellular communication system, said...
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7499681 |
Apparatus, system, and method for managing an antenna network during a half duplex call
An apparatus, system, and method dynamically adjust an antenna network frequency response in accordance with an operation mode of a half duplex call. One of a plurality of antenna network...
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7498999 |
Circuit board having a peripheral antenna apparatus with selectable antenna elements and selectable phase shifting
A circuit board for wireless communications includes communication circuitry for modulating and/or demodulating a radio frequency (RF) signal and an antenna apparatus for transmitting and receiving...
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7495624 |
Apparatus for detection of the gradient of a magnetic field, and a method for production of the apparatus
An apparatus for detection of the gradient of a magnetic field includes at least four antenna elements ( 11, 12, 13, 14 ) composed of a ferromagnetic material, which are arranged in pairs, and a...
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7492325 |
Modular electronic architecture
A modular electronic architecture according to which electrical components are distributed across substantially identical, interconnected circuit elements or assemblies is provided. Scaling of the...
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7489283 |
Phased array antenna apparatus and methods of manufacture
Embodiments include phased array antenna apparatus and methods of manufacturing them. In an embodiment, a phased array antenna apparatus includes at least one printed wiring board (PWB) ( 1002 ,...
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7486235 |
Antenna system for improving the performance of a short range wireless network
An antenna system for providing network access services to wireless users generates at least a first and a second antenna beam, where the second antenna beam is movable with respect to the first....
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7486238 |
Circular polarized wave antenna and method for designing same
A group of metallic conductors 1 are prepared and a power feed point 2 is formed at one of the metallic conductors to provide a circular polarized wave antenna. The circular polarized wave...
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7466670 |
Transmit system employing an antenna and balanced amplifier architecture which provides power amplifier load balancing independent of single or dual signal operation of the transmitter
A transmit system is disclosed herein that includes two receive inputs for receiving input power distributed between two weakly correlated signals. The transmit system further includes a balanced...
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7460076 |
Mobile wireless communications terminals and wireless communications cards for use with an electronic device
A wireless communications card for use with an electronic device includes a frame and an antenna system. The frame is configured for removable installation in the electronic device. The antenna...
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7460071 |
Triple polarized patch antenna
An antenna arrangement for a Multiple Input Multiple Output (MIMO) radio system, the antenna arrangement transmitting and receiving in three essentially uncorrelated polarizations. The arrangement...
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7456789 |
Integrated subarray structure
According to an embodiment of the present invention, a multi-function carrier structure for a phased array radar includes a substrate that includes a mounting surface for a plurality of...
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7453413 |
Reconfigurable parasitic control for antenna arrays and subarrays
Reconfiguration of parasitically controlled elements in a phased array is used to expand the range of operational functions. Embedded array elements can be frequency tuned, and bandwidth can be...
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7450082 |
Small tuned-element GPS antennas for anti-jam adaptive processing
A GPS antenna with anti-jam capabilities utilizes eight resonant loop radiator elements in a resonant exciter configuration to make available a primary and up to seven auxiliary antenna patterns...
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7446710 |
Integrated LTCC mm-wave planar array antenna with low loss feeding network
An array antenna comprises a first substrate comprising a first plurality of ceramic layers; a second substrate comprising a second plurality of ceramic layers; a bottom ground plane stacked on the...
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7444737 |
Method for manufacturing an antenna
A method of manufacturing an antenna. First and second laminate stackups are provided. Each stackup comprises laminated layers of conductive and dielectric materials stacked together to form a...
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7446728 |
Method and apparatus for constructing general wireless antenna systems
An antenna system of any three dimension (3D) geometry and method for constructing said system with an array of basic antenna elements are described. An antenna system beam pattern is specified....
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7443354 |
Compliant, internally cooled antenna apparatus and method
A phased array antenna system including a mandrel having compliant portions and an internally formed cooling passageway. The compliant portions are formed by removing portions of material along one...
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7436370 |
Device and method for polarization control for a phased array antenna
A method of configuring a phased array antenna having a plurality of radiators, each said radiator elements capable of radiating or receiving signals in one of two orthogonal polarizations...
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7427967 |
Phased array antenna and inter-element mutual coupling control method
A phased array antenna ( 400 ) comprises a first array element ( 402 ) and second array element ( 404 ) and a dielectric separator ( 408 ). Each of the first and second array elements ( 402,404 )...
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7425928 |
Method and apparatus for frequency selective beam forming
A directive antenna having plural antenna elements is arranged in a parasitic antenna array. Frequency selective components are connected to an active antenna element. Weighting structures are...
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7423601 |
Reflect array antennas having monolithic sub-arrays with improved DC bias current paths
Embodiments of active array antennas are generally described herein. Other embodiments may be described and claimed. In some embodiments, a reflect array antenna includes an array of rectangular...
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7423607 |
Switching power amplifier and DAC for an electronically-scanned array
In one embodiment, an integrated circuit antenna array is provided that includes: a low-voltage substrate; a high-voltage substrate; a digital-to-analog converter (DAC) integrated with the...
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