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Match Document Document Title
8957818 Circularly polarized waveguide slot array  
A circularly polarized waveguide slot array includes first and second waveguide sections, the first waveguide section extending along a longitudinal axis, and including an antenna element for...
8736505 Phased array antenna  
A dual-polarized antenna array is disclosed. The antenna array includes a plurality of self supporting, electrically conductive members. Tapered elements of neighboring electrically conductive...
8678292 Radio frequency identification device  
A radio frequency identification (RFID) device includes a metallic antenna plate, a first metallic tube, and a second metallic tube. The metallic antenna plate has a positioning portion and...
8669904 Near-field antenna  
The present invention relates to a near-field antenna. In an aspect, the near-field antenna may include a dielectric layer, a ground plane formed on one side of the dielectric layer, a plurality...
8599087 Antennas with periodic shunt inductors  
An antenna may be formed from conductive regions that define a gap that is bridged by shunt inductors. The inductors may have equal inductances and may be located equidistant from each other to...
8421697 Antenna device and radar apparatus  
This disclosure provides an antenna device, which includes a waveguide having a rectangular cross-section and formed with a plurality of slots in at least one side face thereof. The plurality of...
8380132 Self-structuring antenna with addressable switch controller  
A self-structuring antenna system comprises a plurality of antenna elements, a plurality of switch elements arranged with the antenna elements to, when selectively closed, electrically couple ones...
8378910 Slot antennas, including meander slot antennas, and use of same in current fed and phased array configuration  
In one embodiment, a meander slot antenna includes a conducting sheet having a meander slot defined therein. The meander slot has a closed area defined by the conducting sheet. An electrical...
8044873 Antennas with periodic shunt inductors  
An antenna may be formed from conductive regions that define a gap that is bridged by shunt inductors. The inductors may have equal inductances and may be located equidistant from each other to...
7773043 Variable aspect ratio tapered slot antenna for increased directivity and gain  
A Variable Aspect Ratio Tapered Slot Antenna For Increased Directivity And Gain (NC#98102). The apparatus includes a tapered slot antenna having a length and a height, and having an aspect ratio...
7755556 Energy source communication employing slot antenna  
The invention relates to a wireless communication device that is coupled to an energy source, such as a battery, capacitor, or solar cell. The wireless communication device is coupled to an...
7705795 Antennas with periodic shunt inductors  
An antenna may be formed from conductive regions that define a gap that is bridged by shunt inductors. The inductors may have equal inductances and may be located equidistant from each other to...
7696941 Printed circuit notch antenna  
The embodiments contemplate a printed circuit board of at least two layers for providing remote wireless communication between a wireless device and a unit, as well as methods of creating an...
7633458 Antenna assembly and multibeam antenna assembly  
Provided is an antenna which has a small-sized planar constitution as can be easily mounted on a small-sized radio device and which can form a principal beam having a vertical polarization in...
7592962 EPC tapered slot antenna method  
A EPC Tapered Slot Antenna Method (NC#098518). The method comprising operatively coupling an input feed to a tapered slot antenna pair, wherein said tapered slot antenna pair comprises a first...
7589688 Radiating slot planar antennas  
The present invention relates to a compact planar antenna containing, on a substrate featuring at least one ground plane, a radiating slot forming at least one folded strand with parallel strand...
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...
7538736 Variable slot antenna and driving method thereof  
A variable slot antenna includes: ground conductors 101a and 101b, which are divided by a slot region 109 both of whose both ends are open ends 111a and 111b; a feed line 115 for feeding power to...
7532172 Differentially-fed variable directivity slot antenna  
With a differential feed line 103c, open-ended slot resonators 601, 603, 605, and 607 are allowed to operate in pair, a slot length of each slot resonator corresponding to a ¼ effective wavelength...
7528785 Multiple feed point slot antenna  
A wireless communication device and method for identifying a container, or communication information about a container using a slot in the container as an antenna. The device includes a wireless...
7518565 Tapered slot antenna cylindrical array  
A Tapered Slot Antenna Cylindrical Array (NC#97194). The apparatus includes a base and a tapered slot antenna array. The base is capable of retaining a plurality of tapered slot antenna pairs. The...
7453143 High speed electronics interconnect and method of manufacture  
A high-speed electrical interconnection system is provided. The interconnection system comprises one or more electrical signal lines, or differential pairs of signal lines, and an in homogeneous...
7439924 Offset overlapping slot line antenna apparatus  
An offset overlapping slot line comprises a first metallization on a first side of a dielectric substrate and a second metallization on a second side of a dielectric substrate cooperating to yield...
7403170 Differential-feed slot antenna  
With a differential feed line 103c, slot resonators 601, 603, 605, and 607 are allowed to operate in pair, a slot length of each resonator corresponding to a ½ effective wavelength during...
7397440 Extended phase center tapered slot antenna  
A Extended Phase Center Tapered Slot Antenna (NC#97529). The apparatus includes a first antenna element capable of transmitting and receiving radio frequency energy; a second antenna element...
7388552 Multibeam antenna  
The present invention has been made to reduce the size and thickness of a multibeam antenna capable of switching the directivity in multi directions. The present invention provides a multibeam...
7358915 Phase shifter module whose linear polarization and resonant length are varied by means of MEMS switches  
A phase shifter module (CD), dedicated to a reflectarray antenna, is defined by a characteristic resonant length and, in at least one chosen place, has an MEMS type device (DC, DC′) able to be...
7348928 Slot antenna having a MEMS varactor for resonance frequency tuning  
Briefly, in accordance with one embodiment of the invention, a slot antenna may include a primary slot and one or more secondary slots. The size of the antenna may be reduced by adding one or more...
7277060 Antenna  
In an antenna to be used for UWB communication, a taper slot is formed in a rectangular conductive plate, a vertical slit for separating the conductive pate is formed at the top of the taper slot,...
7233297 Steerable radial line slot antenna  
A steerable antenna comprising an array of T-shaped slots. The location of the slots is moved to define an array of ring- or spiral-patterned phase constant regions. Distortions or contractions of...
7202831 Multi-band frequency loop-slot antenna  
A loop-slot antenna defined by a conductive plate includes a first slot and a second slot. The first slot and the second slot divide the conductive plate into a first strip, a second strip and a...
7187337 Planar antenna with slot line  
A slot-line planar antenna has a substrate, an outer conductor disposed on one principal surface of the substrate and having an opening defined therein, an inner conductor disposed on the one...
7187339 Antenna apparatus  
In order to have an antenna apparatus small in size and capable of switching its directivity pattern without degrading its antenna efficiency, the present invention provides an antenna apparatus...
7148855 Concave tapered slot antenna  
A concave tapered slot antenna. The antenna includes a first antenna element, a second antenna element and a concave dielectric lens. The first and second antenna elements are situated in a...
7123200 Sea surface antenna  
A sea surface antenna comprises a cylindrical tube of metallic material 13 on a dielectric former. The tube has a longitudinal slot shorted at each end and coupled at its midpoint to a coaxial...
7091919 Apparatus and method to increase apparent resonant slot length in a slotted coaxial antenna  
An oblique angle defining the slot face opposing a coupler in a slotted coaxial antenna increases the apparent slot length and therewith the capacitance of the driven element. The altered slot...
7064723 Spectral control antenna apparatus and method  
A spectral control antenna apparatus includes a feed region or feed gap and a surrounding space or medium. A signal path between a feed region and a surrounding space or medium is characterized by...
6906677 Antenna, antenna device, and radio equipment  
An antenna has a conductive bottom member; a conductive side member; anda conductive member arranged in a space surrounded by the bottom member and the side member,wherein the conductive member is...
6864848 RF MEMs-tuned slot antenna and a method of making same  
A slot antenna for receiving and/or transmitting a RF signal at a desired one of a plurality of different frequencies. The slot antenna includes at least one conductive sheet having a slot defined...
6853344 Radial line slot antenna  
In an RLS antenna, the present invention allows adjusting the optimum positional relationship between the feeder section of the feeder disk and the feeder section of the antenna disk, simply,...
6847332 Switching device for apparatuses for receiving and/or transmitting electromagnetic waves  
The present invention relates to a device for receiving and/or transmitting signals comprising an assembly of n means for receiving and/or transmitting waves with longitudinal radiation of the...
6781554 Compact wide scan periodically loaded edge slot waveguide array  
A unit element of a periodically loaded edge slot array includes a reduced-height waveguide section having top and bottom walls and opposed first and second sidewalls defining a waveguide space. A...
6703983 Slot antenna having irregular geometric shape  
A slot antenna (1) for an electronic device includes an antenna body (10) with a slot (11) defined therein and a coaxial feeder cable (2) electrically connected to the antenna body. The antenna...
6542130 Tuneable antenna  
An antenna element (30, 31, 32), comprising a wave-guide (1, 1′) comprising a number of slots (2, 2′, 3, 3′) being pairwise arranged, preferably at 90 degrees to one another and +/−45 degrees to...
6507320 Cross slot antenna  
A cross slot broad band antenna comprises a five layer configuration including a radiating element cross slot layer having a plurality of radiating slots. Positioned adjacent one side of the...
6501431 Method and apparatus for increasing bandwidth of a stripline to slotline transition  
An antenna element (10) has two dielectric layers (12, 13), which separate three ground planes (17, 18, 21, 22, 23). The three ground planes have respective slots (26, 27, 28), which collectively...
6396440 Phased array antenna apparatus  
A phased array antenna apparatus includes a plurality of radiation elements, a power supply unit, a power distributor, a feed probe, a plurality of electromagnetic coupling units, and a plurality...
6384794 Slot antenna assembly having an adjustable tuning apparatus  
A slot antenna assembly for an electronic device comprises a slot antenna body (1), an adjustable tuning apparatus (2) mounted to the slot antenna body and a coaxial feeder cable (3) electrically...
6373444 Common aperture UHF/VHF high band slotted coaxial antenna  
A slotted coaxial antenna design that accomplishes simultaneous DTV and NTSC broadcast with minimal tower wind loading, is disclosed. In a preferred embodiment, the antenna design comprises a VHF...
6304226 Folded cavity-backed slot antenna  
An antenna that includes a housing having a plurality of walls forming an enclosure, a slot formed in a first wall of the housing, and, a folded cavity formed in a second wall of the housing...

Matches 1 - 50 out of 191 1 2 3 4 >