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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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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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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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7420522 |
Electromagnetic radiation interface system and method
An electromagnetic radiation interface is provided that is suitable for use with radio wave frequencies. A surface is provided with a plurality of metallic conical bristles. A corresponding...
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7420519 |
Single polarization slot antenna array with inter-element coupling and associated methods
The slot-mode antenna includes an array of slot antenna units carried by a substrate, and each slot antenna unit having a pair of patch antenna elements arranged in laterally spaced apart relation...
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7417598 |
Compact, low profile electronically scanned antenna
A compact, low profile electronically scanned antenna module is provided. The antenna module includes a multi-layer antenna integrated printed wiring board (AiPWB) that includes a radiator layer on...
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7417440 |
Methods and systems for the rapid detection of concealed objects
The present invention provides for an improved scanning process having microwave arrays comprised of microwave transmitters in radiographic alignment with microwave receivers. The microwave array...
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7415295 |
Wireless telephone antenna diversity system and method
A system and method are provided for diversifying radiated electromagnetic communications in a wireless communication device having a plurality of embedded antennas. The method comprises sensing...
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7414590 |
Dual polarised antenna device for an antenna array and method for manufacturing the same
An antenna device has a sheet-shaped support which is folded along various fold-lines. The support includes a first support plane adjacent to one of the fold-lines and a second support place...
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7408520 |
Single polarization slot antenna array with inter-element capacitive coupling plate and associated methods
The slot-mode antenna includes an array of slot antenna units carried by a substrate, and each slot antenna unit has a pair of patch antenna elements arranged in laterally spaced apart relation...
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7408519 |
Dual polarization antenna array with inter-element capacitive coupling plate and associated methods
The dual-polarization antenna with a slot pattern can produce vertical polarized energy near the horizon and can scan to near grazing angles. The dual-polarization, slot-mode antenna includes an...
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7405699 |
Multiple input multiple output antenna
A MIMO antenna ( 20 ) disposed on a substrate ( 10 ) including a first surface ( 102 ) and a second surface ( 104 ). The MIMO antenna includes a first antenna ( 20 a ) and a second antenna ( 20 b )...
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7403172 |
Reconfigurable patch antenna apparatus, systems, and methods
Embodiments of a beam-reconfigurable patch antenna are described generally herein. Other embodiments may be described and claimed.
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7394429 |
Communication device and related antenna module
A wireless communication device includes a shell having a first shielding surface for shielding electromagnetic waves, a data processing module, a wireless communication module connected to the...
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7394427 |
Multilayer planar array antenna
Disclosed herein is a multilayer planar array antenna. The antenna includes a waveguide, a first dielectric layer, a radiating unit, a second dielectric layer, parasitic elements, and a feeding...
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7388499 |
Electronic tag authentication device and communication adjustment method with electronic tag
The electronic tag authentication device of the present invention authenticates the contents of an electronic tag attached to goods. The electronic tag authentication device comprises an antenna...
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7385562 |
Mobile antenna system for satellite communications
Antenna assembly for satellite tracking system that includes a plurality of antenna arrangements, each having one or more ports, and all ports connected through transmission lines in a...
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7385557 |
PIFA device for providing optimized frequency characteristics in a multi-frequency environment and method for controlling the same
A Planar Inverted-F Antenna (PIFA) device and a method for controlling the PIFA device that can provide optimized frequency characteristics in a multi-frequency environment. The PIFA device is...
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7382324 |
Recording/playback apparatus with electric wave transmission
A recording/playback apparatus accommodates a recording medium in a cassette shell and performs recording and/or playback with respect to the recording medium cassette provided with a cassette-side...
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7372424 |
High power, polarization-diverse cloverleaf phased array
A phased array antenna includes a substrate, and multiple radiating elements conformally mounted as micro-strip on the substrate. Each of the radiating elements is of a triangular shape, and four...
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7372420 |
Electronically scanned antenna with secondary phase shifters
An antenna module for an electronically scanned phased array antenna is provided. In various embodiments, the module includes a transmit/receive (T/R) module layer including a plurality of T/R...
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7369095 |
Source-antennas for transmitting/receiving electromagnetic waves
The present invention relates to a source-antenna for transmitting/receiving electromagnetic waves comprising an array of n radiating elements ( 11 3 , 11 4 ) operating in a first frequency band,...
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7358924 |
Feed network, and/or antenna having at least one antenna element and a feed network
An antenna feed network is provided with a capacitive coupling device via which a capacitive connection exists to a coupled line. The coupled line section is firmly connected to the downstream...
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7358848 |
Wireless remote sensor
An integrated circuit implements a wireless remote sensor. The wireless remote sensor includes an antenna coupled to an energy distribution unit to allow passive collection of electrical charge. A...
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7348932 |
Tile sub-array and related circuits and techniques
A radiator includes a waveguide having an aperture and a patch antenna disposed in the aperture. In one embodiment, an antenna includes an array of waveguide antenna elements, each element having a...
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7348929 |
Phased array antenna with subarray lattices forming substantially rectangular aperture
A phased array antenna includes a plurality of subarray lattices connected together in a linear configuration and forming a substantially rectangular aperture. Each subarray lattice is clocked...
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7345632 |
Multibeam planar antenna structure and method of fabrication
The invention provides a multiple beam antenna and a method of fabricating such an antenna. The multiple beam antenna comprises: a flexible substrate having a conductive layer; a plurality of...
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7342553 |
Notched-fed antenna
A monopole or dipole antenna includes a radiating element having at least one notch. The at least one notch intersects at least at one point on an edge of the radiating element wherein the...
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7336240 |
Integrated microwave transceiver tile structure
Integrated microwave modular transceiver tile structure in the form of a cube-like configuration, and including (a) a first, generally planar, circuit-board layer structure possessing an array of...
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7330153 |
Multi-band inverted-L antenna
An antenna includes a first antenna element and a second antenna element. The first antenna element and the second antenna element are configured to transmit and receive signals in a first band of...
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7324060 |
Power divider having unequal power division and antenna array feed network using such unequal power dividers
An RF power divider circuit unequally divides an input signal into first and second signal components of unequal power. The circuit includes a single input port, first and second output ports, and...
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7324043 |
Phase shifters deposited en masse for an electronically scanned antenna
A system and method for an electronically scanned antenna is provided in which phase shifters are deposited en masse along with other electronically scanned antenna components on a wafer scale...
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7321339 |
Phase shifters for beamforming applications
In one embodiment, an integrated circuit antenna array is provided that includes: a substrate, a plurality of antennas adjacent the substrate; and an RF feed network adjacent the substrate for...
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7317428 |
Forming an antenna beam using an array of antennas to provide a wireless communication
The present invention provides a method and an apparatus for forming an antenna beam from an array antenna having a rear facing side, an aperture, and including a first and a second radiating...
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7317427 |
Adaptive array
An adaptive antenna array has array elements arranged in element rows and element columns and subarrays arranged in subarray rows and subarray columns, for which the subarray phase centers have...
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7315283 |
Dual-band circularly polarized antenna
A dual-band circularly polarized antenna is disclosed, more particularly a dual-band circularly polarized antenna being able to transmit and receive circularly polarized signals at two different...
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7312763 |
Wafer scale beam forming antenna module with distributed amplification
In one embodiment, a wafer scale antenna array is provided that includes: a substrate, a first plurality of antennas adjacent to the substrate; and a driving network adjacent the substrate for...
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7310066 |
Dual polarized antenna
The present invention relates to dual polarized antenna which is capable of simultaneously radiating electromagnetic waves in horizontal as well as vertical polarization directions for the broadest...
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7307589 |
Large-scale adaptive surface sensor arrays
An adaptive surface has a dielectric surface with a repeating pattern of electrically conductive structures disposed thereon or therein, the dielectric surface in combination with repeating pattern...
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7307586 |
Flat microwave antenna
An antenna has stacked grounded metal plates with openings ( 1, 2, 3 ) and antenna layers ( 4, 5 ) with feed lines ( 4 B, 5 B), situated between grounded metal plates. The openings in the grounded...
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7295825 |
Diversity antenna arrangement
A diversity antenna arrangement to reduce cost and the number of switching operations between different antennas includes an antenna changeover switch for switching between antennas, and an...
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7292202 |
Range limited antenna
Range limited antenna includes first and second pair of antenna elements, and an RF signal processing network connected to both pair of antenna elements. The network has a function, F(Ξ,x)≈Φ A...
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7292198 |
System and method for an omnidirectional planar antenna apparatus with selectable elements
A system and method for a wireless link to a remote receiver includes a communication device for generating RF and a planar antenna apparatus for transmitting the RF. The planar antenna apparatus...
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7289082 |
Panel antenna array
A system is disclosed for providing a new panel antenna array with enhanced environmental protection, increased reliability and simplified assembly through the incorporation of new array...
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7289063 |
LTCC-based modular MEMS phased array
The present invention uses low temperature co-fired ceramic (LTCC) technology for fabrication of micro-electro-mechnical systems (MEMS) based phase shifters. As a result, low-cost subarray modules...
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7286086 |
Gain-adjustable antenna
A gain-adjustable antenna has at least a first antenna unit with a first radiation element and a second antenna unit with a second radiation element. The first and second antenna units are...
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7280084 |
Antenna system for generating and utilizing several small beams from several wide-beam antennas
Antenna systems, in particular but not exclusively, for use in base transceiver stations of wireless telecommunication networks. Specifically, the present invention combines two or more wide-beam...
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7277056 |
Stacked patch antennas
In various exemplary embodiments, an antenna assembly includes a first patch antenna and a second patch antenna. The first patch antenna includes a first feed point and is tuned to a first...
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7274339 |
Dual-band multi-mode array antenna
A dual-band multi-mode array antenna is provided, including an antenna substrate with antenna units each of which having a feeding via; and a conductive substrate connected to the antenna substrate...
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