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Communications: radio wave antennas January recently filed with US Patent Office 01/10

Below are recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing for abstract view: USPTO application #, Title, Abstract excerpt,Patent Agent. Listing format for list view: USPTO National Class full category number, title of the patent application.
  
01/28/2010 > patent applications in patent subcategories. recently filed with US Patent Office

20100019976 - Antenna device: In order to reduce waveform distortion caused by higher harmonic components of rectangular waveforms reduced as compared with fundamental frequency component when a wireless digital signal is directly and wirelessly transmitted and received by baseband transmission, an antenna apparatus includes a dielectric substrate including a ground conductor formed on a... Agent: Wenderoth, Lind & Ponack L.L.P.

20100019975 - Flat antenna structure: The invention relates to a flat antenna structure. The flat antenna structure includes a first metal plate, an intermediate layer, a metal ring, and a second metal plate. The intermediate layer has a first hole, and the intermediate layer is installed above and connected to the first metal plate. The... Agent: Bacon & Thomas, PLLC

20100019973 - Multi-band antenna: A multi-band antenna has a grounding plate, a radiating element and a parasitic element. The radiating element has a level radiating portion disposed a predetermined distance away from the grounding plate and a first connecting portion connecting the level radiating portion with the grounding plate. The parasitic element has a... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20100019974 - Multi-band antenna: A multi-band antenna includes an insulative supporting member, an antenna stripe comprising a ground element, a first antenna used for wireless wide area net and a second antenna used on wireless local area net, wherein said first antenna comprises a first radiating portion with a horizontal first feeding tab, said... Agent: Wei Te Chung Foxconn International, Inc.

20100019977 - Antenna test apparatus: In an antenna test apparatus of the type having a platform for carrying an antenna for test and a pressure board vertically movable by a lifter to hold down a test antenna in the platform for test, the platform has a top flange formed of an electromagnetic wave absorbing material... Agent: Pro-techtor International Services

20100019978 - Antenna apparatus: The antenna apparatus comprises an antenna (1), and a resin material (2) provided between the antenna (1) and a reflector (windshield (3)). The resin material (2) includes portions, and the thickness (or dielectric constant) of each portion of the resin material (2) is determined in accordance with a length of... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20100019979 - Tulip antenna with tuning stub: The tulip antenna has two orthogonally intersecting conductive plates. Each intersecting plate has two ends, and one of these ends is smoothly tapered. The intersecting plates intersect such that the tapered end of both plates together form a tapered side when the intersecting plates intersect. An inner conductor of a... Agent: Vito J. Dipietro, Director U.s. Department Of Justice

20100019980 - Apparatus for an antenna system: An apparatus for an antenna system comprising at least one blade to cut the energy in the electric field received by an antenna into a plurality of portions and redirect said plurality of portions for detection by a plurality of detectors. The at least one blade may comprise a plurality... Agent: Lando & Anastasi, LLP

20100019981 - Tracking feed for multi-band operation: An antenna feed system having a single corrugated horn wave guide ports in one of the corrugations, a combiner network which receives signals at approximately 20 GHz from the four wave guide ports and provides sum and difference signals, and a transducer which provides transmit signals at approximately 30 GHz... Agent: Duane Morris LLP (harris Corp.)IPDepartment

20100019982 - Communication apparatus: The communication apparatus includes a capacitive coupling electrode which is capacitively coupled with an adjacent conductor or an adjacent dielectric and which operates the conductor or the dielectric as an antenna element for electromagnetic waves of a predetermined frequency, and a matching circuit which is connected to the capacitive coupling... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20100019983 - Detection of the value of an impedance of a radiofrequency system: A method and a device for determining the amplitude and the phase of an impedance connected on a transmission line, including a bidirectional coupler having a first line interposed on the transmission line and having a second line providing at its respective ends two measurement signals, and a balun having... Agent: Stmicroelectronics Inc. C/o Wolf, Greenfield & Sacks, P.C.

20100019984 - High power two-patch array antenna system: A patch array antenna is disclosed. The patch array antenna includes a ground plane with two patches. Each patch is supported from the ground plane only by metal posts. The patch array antenna further includes two-pin-feed probes, each pin-feed probe coupled to one patch, and a two-way high power divider... Agent: U S Army Research Laboratory Attn: Rdrl-loc-i

20100019985 - Header with integral antenna for implantable medical devices: Antenna assemblies for an implantable medical device are disclosed. The implantable medical device comprises a hermetically sealed housing, typically formed of titanium materials, and electronics, including a transceiver, disposed therein. An antenna is disposed in an air, gas or plastic dielectric filled compartment within a header, which is attached to... Agent: Rosenberg, Klein & Lee

20100019986 - Method for obtaining a predetermined position of an antenna: Method for obtaining a predetermined position for a satellite antenna, whereby a controller (9) is made to transfer information to a velocity controller (3), in turn being made to transfer information to a current regulator (4), being made to transfer current to a motor which is intended for setting the... Agent: Young & Thompson

20100019987 - Normal mode helical antenna: A normal mode helical antenna comprises a coil made by winding a first conductor helically, and a second conductor shorter than the first conductor having a feeding point at the middle thereof. The second conductor is disposed outside of the coil at a center part in a longitudinal direction thereof... Agent: Townsend And Townsend And Crew, LLP

20100019988 - Frequency selective surface structure for filtering of single frequency band: There is provided provided a frequency selective surface (FSS) structure for filtering a single frequency band, including: a plurality of unit cells arranged at a predetermined distance, wherein each of the unit cells includes: a substrate; a circular loop formed on the substrate with a predetermined width and having at... Agent: Ampacc Law Group

  
01/21/2010 > patent applications in patent subcategories. recently filed with US Patent Office

20100013716 - multi-frequency antenna and an electronic device having the multi-frequency antenna: A multi-frequency antenna and an electronic device having the multi-frequency antenna are disclosed. The multi-frequency antenna comprises: a first radiating element including a first end and a second end; a grounding element connected to the first end of the first radiating element; a feeding structure for inputting an electrical signal... Agent: Bacon & Thomas, PLLC

20100013715 - Antenna: An antenna includes a first radiating conductor and a second radiating conductor. The first radiating conductor defines a first edge, a second edge and a lateral edge connecting the first edge and the second edge. The second radiating conductor has a main body spaced away from the second edge and... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20100013714 - Antenna arrangement: An antenna for a wireless communication may include a ground plane provided on a carrying structure, a feed element, and a radiating element coupled to the feed element, the radiating element being substantially parallel to and vertically displaced from the ground plane by the feed element and a shortening element.... Agent: Harrity & Harrity, LLP

20100013717 - Antenna integrated in a printed circuit board: An antenna for mounting in or on a non-conducting substrate, the antenna comprising a radiation element, a ground plane, coupling means for coupling the ground plane to the radiation element, and feeder means for connecting the antenna to other devices. The radiation element, the ground plane and the coupling means... Agent: Ericsson Inc.

20100013713 - Multiple frequency band antenna: A multiple frequency band antenna includes a common connecting element, a first radiating element, a second radiating element, a common feeding point and a common ground terminal. The common connecting element includes a connecting part and a turning part, which are arranged in different planes. The first radiating element is... Agent: Kirton And Mcconkie

20100013719 - Antenna and an electronic device having the antenna: An antenna and an electronic device having the antenna are disclosed. The antenna comprises: a base board having a first surface and a second surface; a first radiating element disposed on the first surface; a grounding element disposed on the first surface; a feeding structure disposed on the first surface,... Agent: Bacon & Thomas, PLLC

20100013721 - Antenna device and portable radio apparatus using the same: Disclosed is antenna device (1) comprising antenna board (20) including HI-Board antenna element (3), HI-Band feeding point (4a) electrically connected to HI-Band antenna element (3), LOW-Band antenna element (2), and LOW-Band feeding point (4b) electrically connected to LOW-Band antenna element (2). HI-Band feeding point (4a) is arranged on the side... Agent: Mr. Jackson Chen

20100013718 - Mobile wireless communications device with antenna contact having reduced rf inductance: A mobile wireless communications device includes a housing and at least one circuit board. Radio frequency (RF) circuitry is carried by the circuit board and includes a transceiver. A processor is carried by the at least one circuit board and operative with the RF circuitry. An antenna is mounted within... Agent: Allen, Dyer, Doppelt, Milbrath & Gilchrist - Rim

20100013720 - Wireless communication apparatus with housing changing between open and closed states: When first and second housings are in an open state, first and second switches are electrically opened, and thus, a first antenna element and a ground conductor operate as a first dipole antenna, and a second antenna element and the ground conductor operate as a second dipole antenna with isolation... Agent: Wenderoth, Lind & Ponack L.L.P.

20100013722 - Systems, methods, and computer program products for determining performance of portable electronic devices: A link performance analysis (LPA) system is provided for multi-path radio frequency (RF) testing. The LPA system includes a shielded chamber and an antenna positioned in the chamber. A rotating turntable is positioned in the chamber and spaced apart from the antenna. A rotating screen is positioned in the chamber... Agent: Myers Bigel Sibley & Sajovec, P.A.

20100013723 - Marine multiband antenna: A marine multiband antenna array includes a nearly virtual bowtie UHF antenna and a connected VHF/FM antenna that together function as an AM antenna. A diplexer separates the AM/FM radio signals from the UHF/VHF television signals.... Agent: Mcgarry Bair PC

20100013724 - Antenna apparatus: An antenna device 31 is formed on an antenna substrate installed upright in an antenna base 20. A flat antenna unit is fastened to the antenna base 20 so that the flat antenna unit 35 is immediately below the antenna device 31. If the wavelength of a center frequency in... Agent: Oliff & Berridge, PLC

20100013725 - Normally open and normally closed rf mems switches in a mobile computing device and corresponding method: A mobile computing device and corresponding method are disclosed. The mobile computing device includes an RF MEMS switch circuit including at least one normally open RU MEMS switch and a normally closed RU MEMS switch and a controller connected to the RU MEMS switch circuit. The RU MEMS switch circuit... Agent: Prass LLP

20100013726 - Antenna: An antenna (1) comprises a number of antenna units (10, 20, 30), each comprising a lens (11, 12, 13) and any array (21, 22, 23) of beam ports (32). The antenna units (10, 20, 30) are arranged in a stack, and are configured to transmit or receive signals from the... Agent: Jacobson Holman PLLC

20100013727 - Lnb alignment device for positioning satellite dish feed horns and method therefor: There is disclosed an LNB alignment device having a main body that removably attaches to a support arm of a satellite dish and has a plurality of mounting holes or rectangular sleeves configured to receive a plurality of low-noise block converters with feed horns (LNBs). The proximal and distal ends... Agent: Law Office Of Tracy P. Jong

20100013728 - Antenna design: An antenna core design. An antenna assembly is provided for use in tracking and locating equipment used to track and locate tools with underground drilling systems. The antenna assembly comprises an elongate core, a plurality of metal strips supported on an external surface of the core, an insulating material adapted... Agent: Tomlinson & O'connell, P.C.

20100013729 - Choke reflector antenna: An antenna comprising a network of arrayed radiating elements, a first reflective means comprising a flat central part upon which are disposed the radiating elements and longitudinally folded edges on either side of the array of elements, and at least one second reflective means which is a choke reflector disposed... Agent: Fay Sharpe/lucent

20100013730 - Antenna arrangement: An antenna arrangement may include: a ground plane, a feed element, and a radiating element coupled to the feed element, the radiating element being substantially parallel to and vertically displaced from the ground plane by the feed element and a shortening element. The antenna may also include a conductive portion... Agent: Harrity & Harrity, LLP

20100013731 - Coaxial cable dipole antenna for high frequency applications: An HF dipole antenna apparatus is provided which uses a coaxial cable for both a radiating element and a transmission line. Coiling the coaxial cable and adding a capacitive reactance to form a parallel resonant circuit with the coaxial cable coil achieves the transition between the radiation element and the... Agent: Harold James Kittel

20100013732 - Compact multiband antenna: An antenna, including a dielectric carrier having a bounding surface, and a conductive monopole resonant at a first frequency, the monopole having at least one conducting section mounted on the bounding surface. The antenna further includes a labyrinthine conductive coupling element mounted on the bounding surface so as to encompass... Agent: Sughrue Mion, PLLC

20100013733 - Antenna unit: The present invention relates to an antenna unit (10) for mounting on a mounting surface from a first side of the mounting surface. The antenna unit (10) comprises an element (12) comprising a first side (14) abutting against the mounting surface when the antenna unit (10) is mounted, and a... Agent: Nixon & Vanderhye, PC

20100013734 - Wireless, computer-peripheral device: The second part is longer and has the reduced width whereby it can pass between the overhung ends. The inner end of the second part has complementary pivot points, whereby the parts are pivotally connected. The parts moulded to locate a torsion spring, which biases the second part upwards with... Agent: Lambert & Associates, P.l.l.c.

20100013735 - Dual frequency antenna system: A dual-frequency conformal multi-filiar helical antenna system (20) provides a low-profile, low drag antenna useable in flying equipment. This antenna system (20) securely holds within its shell (22) signal distribution circuitry (64), signal combining circuitry (68), and any other circuit components necessary for antenna system (20) to communicate with other... Agent: Meschkow & Gresham, P.L.C

20100013736 - Dual-band antenna: A structure of a dual-band antenna serves as an antenna for use with a mobile communication device and is operable with radio frequency signals in two different bands, and features low costs and small product size. The antenna includes a first radiating element, a circuit board, and a coaxial feed.... Agent: Leong C Lei

20100013737 - Device for the collection, storage and output of energy: The invention relates to a device for collection, storage and output of different forms of electromagnetic energy, comprising a collector arrangement and a storage arrangement. According to the invention, electrical energy is collected as efficiently as possible on a commercial scale without the use of raw materials, by providing a... Agent: Greenlee Winner And Sullivan P C

  
01/14/2010 > patent applications in patent subcategories. recently filed with US Patent Office

20100007561 - Broadband patch antenna and antenna system: A patch antenna includes a ground plane on a surface of a substrate. Patch radiators are formed on another surface of the substrate. Each patch radiator includes tuning slots extending from an edge of the patch radiator toward an interior section such that the slot is separate from a feed... Agent: Traskbritt, P.C./ Alliant Tech Systems

20100007560 - Direct feeding type patch antenna: Disclosed herein is a direct feeding type patch antenna. The direct feeding type patch antenna according to the present invention comprises: a feed element 110 having direct feeding points 118 formed radially in opposite perpendicular directions to one another from a feeding central portion 120; four direct feeding cylindrical pillars... Agent: Blakely Sokoloff Taylor & Zafman LLP

20100007559 - Shorted monopole antenna: The present invention is related to a shorted monopole antenna. The antenna includes a ground plane, a main radiating element, a shorting element, a metal plate, and a coaxial cable. The ground plane includes a signal grounding point. The main radiating element is located above the ground plane and bent... Agent: Rosenberg, Klein & Lee

20100007562 - Tuneable antenna for electromagnetic compatibility tests: An antenna for electromagnetic compatibility testing, that includes an upper plate and a lower plate having parallel longitudinal axes, maintained at a distance from each other, and mechanically connected to each other at each of their longitudinal ends by longitudinal plates. The upper and lower plates and longitudinal plates define... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20100007564 - Antennas for handheld electronic devices with conductive bezels: A handheld electronic device may be provided that contains wireless communications circuitry. The handheld electronic device may have a housing and a display. The display may be attached to the housing a conductive bezel. The handheld electronic device may have one or more antennas for supporting wireless communications. A ground... Agent: Treyz Law Group

20100007563 - Apparatus comprising an antenna element and a metal part: An apparatus including an antenna element; a metal part; a ground; and a filter connected between the metal part and the ground that has a frequency dependent impedance.... Agent: Harrington & Smith, PC

20100007565 - Detecting in-phase and quadrature-phase amplitudes of mimo communications: Circuits detect communications from multiple transmitting antennas to multiple receiving antennas. A respective first block for each non-initial transmitting antenna determines partial distances for pairings of a first candidate and a quadrature-phase amplitude. A respective second block for the initial transmitting antenna determines partial distances for combinations of phase amplitudes.... Agent: Xilinx, Inc Attn: Legal Department

20100007566 - Vehicle roof mount antenna: The vehicle roof mount antenna to be detachably mounted on a vehicle roof is mainly constituted by an antenna cover 1, an antenna base 2, a boss 3, a pad 4, an annular rib 5, and an annular groove portion 6. The pad 4 has a boss hole 7 through... Agent: Wells St. John P.s.

20100007567 - Antenna for an rfid transponder and rfid transponder: An antenna (1, 41) for an RFID transponder (20), comprises a first antenna arm (2, 42), a second antenna arm (3, 43), and a dc-loop structure (14) electrically connected to the first antenna arm (2, 42) at a first connection (15) and to the second antenna arm (3, 43) at... Agent: Nxp, B.v. Nxp Intellectual Property & Licensing

20100007568 - Antenna with balun: A balun, generally including a substrate, a microstrip conductor, and a parallel strip conductor is described, where a characteristic impedance of the balun is substantially constant at each cross-sectional point along a length of the balun. A transverse electromagnetic horn antenna can transmit and receive ultra-wide band pulses, and includes... Agent: Fulbright & Jaworski L.L.P.

20100007569 - Dipole tag antenna structure mountable on metallic objects using artificial magnetic conductor for wireless identification and wireless identification system using the dipole tag antenna structure: Provided are a dipole tag antenna using an artificial magnetic conductor (AMC) for wireless identification and a wireless identification system using the dipole tag antenna. The dipole tag antenna includes: a substrate formed of a first dielectric material; a conductive ground layer formed underneath the substrate; an AMC layer formed... Agent: Ladas & Parry LLP

20100007571 - Dipole-shaped radiator arrangement: An improved dipole-shaped radiator arrangement is characterized by the following features: a base is disconnected from ground or a ground surface with respect to direct current, or is capacitively coupled to a ground surface; a first dipole or radiator half is electro-galvanically or capacitively fed by a conductor; a second... Agent: Nixon & Vanderhye, PC

20100007570 - Small profile antenna and rfid device having same: An antenna system for a Radio Frequency Identification (RFID) tag in one embodiment includes a base portion; at least one angled portion oriented to have a tangential angle of between about 1 degree and about 179 degrees from a plane of the base portion; and an antenna trace on the... Agent: Zilka-kotab, PC

20100007572 - Dual-polarized phased array antenna with vertical features to eliminate scan blindness: A phased array antenna includes a substrate and an array of antenna unit cells formed on the substrate. Each antenna unit cell comprises first and second sets of coupled dipole antenna elements that are orthogonal to each other and provide dual polarization. A member is positioned at each antenna unit... Agent: Allen, Dyer, Doppelt, Milbrath & Gilchrist

20100007573 - Multibeam antenna: The antenna includes a first array antenna and a second array antenna. The first array antenna and the second array antenna have directivities different in direction, respectively. A maximum radiation direction of a combined beam from the first array antenna is oriented to a direction of θ1. A maximum radiation... Agent: Sughrue Mion, PLLC

20100007574 - Antenna device and portable radio communication device comprising such an antenna device: A quad-band antenna device (10) for a portable radio communication device comprises two radiating elements (12, 14) of different lengths and two common conductors (18, 20) of different lengths. One of the common conductors can be selectively connected in and out with respect to radio frequency signals in order to... Agent: Harness, Dickey, & Pierce, P.l.c

20100007575 - Coupled-loop chip antenna: A loop antenna for communication is provided, which includes a microwave substrate, being a hexahedron; a first conductive layer, disposed on an upper surface of the substrate for forming a first loop; a second conductive layer, disposed on a first side surface of the substrate, and electrically connected to a... Agent: Seyfarth Shaw LLP

  
01/07/2010 > patent applications in patent subcategories. recently filed with US Patent Office

20100001907 - Compact planar antenna assembly: An antenna assembly includes a substrate having a feed line, and an antenna device having two inner radiators electrically coupled to the feed line and disposed at a distance from each other, and two outer radiators electrically coupled to the middle portions of the inner radiators for decreasing the dimension... Agent: Charles E. Baxley, Esquire

20100001908 - Digital television antenna: A digital television antenna built in a portable device. The portable device has a system ground board. The digital television antenna includes a parasitic arm and a signal feeding arm. The parasitic arm has a ground point and at least one bending portion. The shape of the parasitic arm is... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20100001906 - Radio frequency (rf) integrated circuit (ic) packages having characteristics suitable for mass production: A radio-frequency integrated circuit chip package with N integrated aperture-coupled patch antennas, N being at least one, includes a cover portion with N generally planar patches, and a main portion coupled to the cover portion. The main portion in turn comprises at least one generally planar ground plane spaced inwardly... Agent: Ibm - Yor Shimokaji & Associates, P.C.

20100001909 - Positioning conductive components adjacent an antenna: An apparatus including: an antenna having operational frequencies; and an electrical circuit including a first electrical component adjacent the antenna and a second component for decoupling said electrical circuit from the antenna at the operational frequencies of the antenna.... Agent: Harrington & Smith, PC

20100001910 - On-vehicle antenna: No coupled effects occur even when a plurality of antennas is provided. An insert fitting 12 is formed integrally with an antenna cover such that the insert fitting 12 is arranged overhead of a patch antenna 13 in a position where the gap h satisfies h<<λ/4. Further, the width D... Agent: Oliff & Berridge, PLC

20100001911 - Receiving antenna for receiving tire pressure signal: For installation in the chassis of a car to receive a tire pressure signal from a sensor and transmitter unit wirelessly and to transmit the signal to a display device in the driver's cab of the car through a cable, a receiving antenna for receiving tire pressure signal is disclosed... Agent: Browdy And Neimark, P.l.l.c. 624 Ninth Street, Nw

20100001912 - Electro-optical component: There is provided an electro-optical component, comprising a patch antenna and a display integrated together, an electrically conductive structure common to the patch antenna and the display, wherein the electrically conductive structure is configured to transmit and/or receive radio frequency electromagnetic energy wirelessly and to reflect light in the display... Agent: Hoffmann & Baron, LLP

20100001913 - Broadband antenna: The present invention relates to a broadband antenna for at least six frequency bands provided on an isolating antenna support structure comprising. The antenna comprises a low band branch and a high band branch coupled to a substantially rectangular ground plane provided on a PCB. The coupling between the ground... Agent: Warren A. Sklar (soer) Renner, Otto, Boisselle & Sklar, LLP

20100001914 - Antenna with improved illumination efficiency: An antenna is provided including a first loop having at least one first conductor and a second loop having at least one second conductor, the second conductor connected to the first conductor. The first loop has a first enclosed area defined by the area inside the perimeter of the first... Agent: Raytheon Company C/o Daly, Crowley, Mofford & Durkee, LLP

20100001915 - Composite dipole array assembly: A composite dipole array assembly can have a composite dipole array defined by a plurality of antenna elements and a plurality of non-linear element electrically interconnecting pair of the antenna elements. A reflector can be configured to reflect electromagnetic energy toward the antenna elements. A lens can be configured to... Agent: Haynes And Boone, LLPIPSection

20100001916 - Coaxial line slot array antenna and method for manufacturing the same: A planar antenna including slot arrays configured to set a narrow interval between elements so as to perform beam scanning in a wide angle range while keeping low loss and low profile. The planar antenna includes: a coaxial line including an inner conductor, an outer conductor provided so as to... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20100001917 - Planar dielectric waveguide with metal grid for antenna applications: A waveguide includes a dielectric substrate having first and second opposed surfaces defining a longitudinal wave propagation path therebetween; and a conductive grid on the first surface of the substrate and comprising a plurality of substantially parallel metal strips, each defining an axis. The grid renders the first surface of... Agent: Klein, O'neill & Singh, LLP

20100001919 - Antenna device having wave collector: An antenna device includes a radiator disposed on an earth plate with one or more spacers, and a hood disposed on the earth plate with one or more pads which include a height greater than that of the spacers for allowing the hood to be supported at a distance greater... Agent: Charles E. Baxley, Esquire

20100001918 - Passive repeater antenna: The present invention discloses a repeater antenna comprising a plurality of radiation elements arranged in a first electrically conducting layer or plane. The repeater antenna also comprises a ground plane spaced apart from the radiation elements by a layer of dielectric material, and the radiation elements are each given such... Agent: Ericsson Inc.

20100001920 - Dielectrically-loaded antenna: A dielectrically loaded backfire helical antenna has a cylindrical ceramic core and a feed structure which passes axially through the core to a distal end face of the core where it is connected to helical conductors located on the outside of the core. Opening out on the proximal end face... Agent: John Bruckner, P.C.

20100001921 - Switchable patch antenna for rfid shelf reader system: A switchable patch antenna includes a ground plane, a metal patch, at least two feed lines and a switch. The metal patch is positioned adjacent, but not in contact with, the ground plane. Each feed line is electrically connected to the metal patch. Each feed line is substantially orthogonal to... Agent: Christopher & Weisberg, P.A.

20100001922 - H-type monopole isolation antenna: Provided is an H-type monopole isolation antenna. The antenna provides an H-type monopole isolation antenna which can gain a high bi-directional transmitting/receiving isolation between a transmitting antenna and a receiving antenna of co-channel/co-polarization by including an antenna symmetrically positioned in right/left sides based on a covering means. A transmitting/receiving isolation... Agent: Ladas & Parry LLP

Previous industry: Communications: directive radio wave systems and devices (e.g., radar, radio navigation)
Next industry: Computer graphics processing, operator interface processing, and selective visual display systems


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