Communications: radio wave antennas inventions 01/06

20060017621 - Antenna: The transmit/receive antenna has an active element with a two-dimensional conductor pattern formed on the surface of a dielectric substrate, surface-surface mounted to a PC board, and forming plural distribution paths of mutually different length. Antenna current is copied into a ground conductor such that the antenna element defines a...

20060017619 - Antenna device: An antenna element includes a conductive ground plane, planar first and second antenna elements, and feeding points. The first antenna element confronts the ground plane at a given interval, and the second antenna element surrounds parts of the outer periphery of the first antenna element at a certain interval. Each...

20060017618 - Antenna structure: An antenna module has a PCB with a plurality of contacts, a support element, and an antenna module. The support element has a support portion extended downwardly therefrom. The antenna module is connected with the support element. The antenna structure has a metal support element fixed on the PCB with...

20060017617 - Conformal channel monopole array antenna: According to an embodiment of the present invention, a conformal channel monopole array antenna includes a base plate having a continuous electrically conducting channel formed therein, and a substrate coupled to the base plate. The substrate has a plurality of radiating elements formed on a first surface thereof. Each radiating...

20060017623 - Electrically conductive patterns, antennas and methods of manufacture: The invention teaches improved, novel methods and materials for the production of antennas. The invention contemplates the use of Directly Electroplateable Resins for the production of these antennas. The unique suitability of Directly Electroplateable Resins to allow facile manufacture of the antennas desired using a broad range of processing and...

20060017622 - Multi-band omni directional antenna: The present invention provides a printed circuit board omni directional antenna. The omni directional antenna includes power dissipation elements. The power dissipation elements reduces the impact the power feed to the radiating elements has on the omni directional antenna's radiation pattern....

20060017616 - Patch antenna utilizing a polymer dielectric layer: A patch antenna includes a metallic ground plate, a metallic radiating element, and a polymer plastic dielectric layer sandwiched between the radiating element and the ground plate. Top and bottom surfaces of the dielectric layer are primed with polymeric surfactants to provide better adhesive characteristics at low temperatures. The radiating...

20060017620 - Ultra-wide band meanderline fed monopole antenna: A wide band antenna. The antenna comprises a radiating element in a corner region of a substrate, spaced apart from a ground plane occupying a substantial portion of a remaining area of the substrate. Series and shunt impedance matching elements are connected to the radiating element to control the antenna...

20060017626 - Antenna module for mobile phone: An antenna module for use with a mobile telecommunication device such as a mobile phone. The antenna module includes an antenna element and, preferably, an RF (radio frequency) chain having receive circuitry and perhaps an analog-to-digital converter or other electrical components. Transmit circuitry may be present as well. The antenna...

20060017624 - Antenna unit and portable radio system comprising antenna unit: In the present invention, an antenna element (12) that has an effective length corresponding to a half wavelength of a transmitting frequency and a parasitic element (13) that has an effective length corresponding to a half wavelength of a receiving frequency are provided, an antenna current is induced in the...

20060017625 - Communication terminal: An object of the invention is to provide a communication terminal capable of keeping the reception sensitivity good if the communication terminal is placed on a metal plate with the communication terminal laid on its side without the need for changing the size or the design of the main body...

20060017628 - Compact inverted-f antenna: A compact inverted-F antenna having a radiator arm formed from portions disposed in two parallel spaced apart planes and connected together electrically to form a folded meander-line topology. The planes may be defined by the surfaces of a dielectric substrate and the radiator arm may be formed from upper and...

20060017629 - Internal antenna of wireless communication terminal: An internal antenna of a wireless communication terminal, in which internal style folded monopole antenna is installed, is provided. The internal antenna of a wireless communication terminal includes a folded monopole antenna. The folded monopole antenna includes two folded radiation planes having a quarter wavelength, and reactances loaded to predetermined...

20060017627 - Planar satellite antenna and mobile electronic apparatus arrangement: A planar satellite antenna and mobile electronic apparatus arrangement includes a mobile electronic apparatus having a base member and a display panel hinged to the base member, a planar satellite antenna for receiving the satellite signal of an artificial satellite and transmitting the signal to the base member for output...

20060017630 - Method and an apparatus for measuring the performance of antennas, mobile phones and other wireless terminals: An apparatus and a method for measuring the receiver sensitivity of mobile and wireless terminals is disclosed, comprising a chamber to enclose the terminal to be tested (TUT). The chamber comprises walls of an inwardly reflective material, rendering the walls reflective to electromagnetic waves, and at least one movable object...

20060017631 - Antenna device for a motor vehicle and the respective motor vehicle: An antenna device (8) for a motor vehicle (10) is disclosed whereby the antenna device (8) includes a dielectric carrier (1) and components mounted on it, including at least one antenna (3; 6) and at least one impedance transformer (5) assigned to this one, as a minimum, antenna (6). In...

20060017632 - High frequency wave glass antenna for an automobile: In a high frequency wave glass antenna for an automobile, wherein an antenna conductor and an antenna-conductor-side feeding electrode connected to the antenna conductor are provided to a laminated glass sheet for an automobile, the laminated glass sheet comprising two glass sheets bonded through a bonding layer, and wherein a...

20060017633 - Method and apparatus for true diversity reception with single antenna: A system for wireless communication, particularly for receiving communication signals, said system comprising: A main antenna structure (330), said antenna structure adapted to receive a communication signal (325a) as a first internal signal; and an antenna cable, said antenna cable having a first end operationally coupled to said main antenna...

20060017634 - Antenna array: An antenna array for RFID antennas for large cohesive detection spaces, having an operating frequency between 100 kHz and 30 MHz. This antenna array can be connected with at least one reader. There can be at least one antenna consisting of an antenna loop having at least one winding. The...

20060017635 - Multi-band antenna: An antenna having a plurality of resonant frequencies and comprising a feed point, a ground point and a conductive track that extends from the feed point and returns to the ground point and means for locally increasing the reactance of the antenna track at a first position coincident with a...

20060017636 - Electromagnetic wave transmitting/receiving device: A direction-change element for changing the direction of travel of an incident electromagnetic wave and electromagnetic wave transmitting/receiving elements are disposed on a substrate. The direction-change element has a periodic array of materials of different refractive indexes arranged in parallel to the substrate surface. The electromagnetic wave transmitting/receiving elements are...

20060017637 - Mechanical scanning feed assembly for a spherical lens antenna: The invention includes a mechanical scanning feed and a spherical lens antenna system. The mechanical feed includes a waveguide, which has a movable wall assembly that contains a guide slot. The moveable wall portion also includes an end wall that is located proximate to the guide slot to prevent leakage...

20060017638 - Antenna system: In some embodiments, the multiple antennas are cooperated in the system to provide simultaneous communication with multiple remote sites. Embodiments comprises a first variable inclined continuous transverse stub (VICTS) antenna that comprises a perimeter and an inactive region within the perimeter, a second VICTS antenna positioned at the inactive region...

20060017639 - Mobile planar satellite antenna: A mobile planar satellite includes a planar satellite signal receiving circuit assembly for receiving signal from an artificial satellite, a base provided with a bottom positioning member, a signal line extended from the planar satellite signal through the base for connection to a video output device, and a driving device...

20060017640 - Parabolic antenna of a level measuring instrument and level measuring instrument with a parabolic antenna: This invention concerns a parabolic antenna with a parabolic reflector (2) having a parabolic reflector rim (20), a collar (9), which is positioned on the parabolic reflector (2), in particular on the parabolic reflector rim (20) and which has an outside collar rim (90), and having an exciter and/or a...

20060017641 - Antenna device: An antenna apparatus in which a combination of rectangular waveguides 9a and 10a and a combination of rectangular waveguides 9b and 10b are disposed bilateral symmetrically to each other, and a waveguide orthomode transducer 13 is disposed above a waveguide orthomode transducer 8 is provided. Therefore, the profile of the...

20060017642 - Antenna core and method for production of an antenna core: An antenna core comprises a flexible stack of a plurality of oblong soft-magnetic strips consisting of an amorphous or nanocrystalline alloy. The strips of said antenna core are separated from one another by an electrically insulating film each. The amorphous or nanocrystalline alloy has a magnetostriction value lambdas in the...

20060017644 - Wide band biconical antennas with an integrated matching system: A biconical antenna includes an entry conic having an entry base opposite an entry vertex and a termination conic having a termination base opposite a termination vertex. The entry and termination conics share substantially the same axis and the entry vertex is adjacent the termination vertex. The transmission line is...

20060017643 - Wideband antenna and communication apparatus having the antenna: A wideband antenna in which a first and second conductive element are arranged so that a notch is formed between the first and second conductive element, wherein the first and second conductive element have shapes satisfying two conditions (i) a sum of the lengths of sides facing the notch and...

20060017645 - Antenna device: An antenna device. The antenna device includes a printed circuit board, a conductive shield, a first connection portion and a second connection portion. The printed circuit board has a feed point and a ground plane insulated from the feed point. The conductive shield surrounds the printed circuit board. The first...

20060017646 - Transceiver-integrated antenna: The transceiver-integrated antenna includes an antenna element, a ground plate for grounding the antenna element, and a transceiver configured to transmit and receive radio signals through the antenna element. The transceiver is housed in a recess formed in the ground plate. The ground plate serves as not only a plane...

20060017647 - Process control instrument intrinsic safety barrier: A process control instrument includes a circuit board having a control circuit for generating or receiving a high frequency signal. An antenna includes an electrical conductor. An intrinsic safety circuit couples the control circuit to the antenna and comprises a microstrip transmission line on the circuit board electrically connecting the...

20060017648 - Antenna assembly including a dual flow rotating union: An antenna assembly including a first rotating pedestal including an antenna thereon, a second pedestal supporting the first pedestal, and a dual flow rotating union having a longitudinal axis. The dual flow rotating union includes a rotating housing portion coupled to the first rotating pedestal, a stationary housing portion coupled...

20060017649 - Helical antenna with integrated notch filter: A helical antenna (100) forming an integrated notch filter includes a first helical radiating element (101) attached to a second helical radiating element (103). The second helical radiating element is one quarter wavelength of a resonant operating frequency. The helical antenna (100) forms a notch filter through the use of...

20060017650 - Surface micromachined millimeter-scale rf system and method: A surface micromachined electromagnetically radiating antenna includes a coplanar waveguide on a ground plane coated substrate having a conductor path. The conductor path is coupled to a monopole conductor, which has a generally-cylindrical backbone erected vertically from the substrate and a metal layer deposited on the backbone at a predetermined...

20060017651 - High-selectivity electromagnetic bandgap device and antenna system: An antenna system includes an antenna element and an electromagnetic bandgap element proximate the antenna element wherein the electromagnetic bandgap element is optimized for narrow bandwidth operation thereby providing radiofrequency selectivity to the antenna system. Preferably the electromagnetic bandgap element is tunable such as through use of a bias-alterable dielectric...

20060012528 - Antenna and information communication apparatus using the antenna: An antenna including a grounded conductor and a radiating element having a diameter that increases from the top to the bottom in which the top of the radiating element is opposed to the grounded conductor is disclosed. The radiating element of the antenna includes three regions positioned from the top...

20060012525 - Antenna system for system for georadar: An antenna system for ground penetrating radar, comprising at least two orthogonally mounted transmitter antenna elements (1, 2) and at least two orthogonally mounted receiver antenna elements (3, 4), in which the antenna elements consist of triangular monopoles formed by adding metal surfaces to a plate carrier (6), made of...

20060012526 - Antenna with filter: The present invention discloses an antenna with a filter, which comprises a substrate; an antenna device, a filter and a feed end. The antenna device is printed on the substrate; the filter is coupled to the antenna device; the feed end is coupled to the filter. The filter and the...

20060012524 - Low-height dual or multi-band antenna, in particular for motor vehicles: The invention relates to an improved, low-height dual or multi-band antenna comprising surface transmitters, whose size varies in accordance with the frequency band to be transmitted. Said antenna is configured from a smaller surface transmitter that is located on top of a larger surface transmitter. The antenna is characterised by...

20060012527 - Radio tag antenna structure for an optical recording medium and a case for an optical recording medium with a radio tag antenna: An antenna comprises a dielectric member, an antenna pattern formed on one surface of the dielectric member, and a ground pattern formed on the other surface of the dielectric member. A part or the whole of the antenna is implanted in a dielectric layer on the side from which a...

20060012530 - Measurement system of specific absorption rate: A specific absorption rate measuring apparatus comprises a probe configured to measure, in a two-dimensional plane, the amplitude and the phase of an electric or magnetic field generated in a phantom of which electrical properties similar to a human body tissues; an electric and/or magnetic field estimation unit configured to...

20060012529 - Planar inverted-f antenna with extendable portion: An antenna structure (126) that includes a Planar Inverted-F Antenna (PIFA) (104) and an extendable portion such as a whip element (106). The PIFA (104) operates normally when the extendable portion (106) is retracted and upon extension, an electrical contact is made between the extendable portion (106) and the end...

20060012531 - Radio transceiver card communicating in a plurality of frequency bands: A computer apparatus for receiving a removable communication card such as a radio card or a modem card. A radio or modem is self-contained inside a housing of the communication card and has an electrical interface for communicating information to and from the computer apparatus. The computer apparatus receives the...

20060012533 - Antenna device: To enable an antenna device to be easily mounted to a roof or the like, and to realize a highly reliable state of the antenna device after mounted. The invention relates to an antenna device comprising an antenna element, and a bottom cover and a top cover which cover the...

20060012532 - Antenna device for motor vehicle: A glass antenna device having an AM and FM antennas provided on a rear window glass panel on which a defogger is formed is provided, the sensitivity and directivity of the device being improved. The device comprises a defogger provided on a rear window glass panel of the motor vehicle,...

20060012534 - Antenna mounting system and kit: An antenna mounting system including a base plate having a mounting surface, a substantantially circular opening through the mounting surface, and attachment means for attaching the base plate to a mounting surface. The housing and the base plate are each dimensioned such that the housing is substantially rotatable within the...

20060012535 - Pxm antenna for high-power, broadband applications: A broadband antenna including both electric and magnetic dipole radiators is provided herein. The broadband antenna may be referred to as a “P×M antenna” and may include a pair of magnetic loop elements, each having multiple feed points symmetrically spaced around the loop element. The broadband antenna may also include...

20060012536 - Wideband omnidirectional radiating device: The present invention relates to a radiating device intended to receive and/or transmit electromagnetic signals comprising at least two antennas connected by slot and having a common slot. Connection means enable at least one antenna to be connected to processing means of electromagnetic signals. The connection means include two connection...

20060012537 - Split waveguide antenna: An antenna concept for radiating intense, high power electromagnetic fields in the RF regime without electrical breakdown. The invention accomplishes this with high aperture and power efficiency, high gain, and in a geometry that is compact and conformal to a planar or curved surface. The antenna concept is compatible with...

20060012538 - Satellite ground station antenna with wide field of view and nulling pattern: The present invention is applicable to satellite ground station antennas having a wide field of view in comparison to the satellites with which the antenna connects. One embodiment includes a parabolic reflector having a size that corresponds to a beam with an angular half-width larger than the spacing between neighboring...

20060007045 - Interdigitated geometry transducer for optimizing the irradiated acoustic beam: The invention relates to an ultrasonic transducer comprising a plurality of micro-cells, arranged in an array having M rows and N columns, and driving electronic means apt to connect in parallel to each other said micro-cells so as to form at least two sub-groups of said micro-cells, the micro-cells of...

20060007044 - Multiple-port patch antenna: A system and method for combining and radiating electromagnetic energy. The invention includes a novel antenna comprising a first dielectric substrate having opposite first and second surfaces, a patch of conducting material disposed on the first surface, a ground plane of conducting material disposed on the second surface, and at...

20060007047 - Alignment cam for non-circular retractable antenna: A retractable antenna (100) is provided that includes a body (106) having an orifice (204), a whip (104) retractably coupled to the body (106), at least one follower (200) disposed about the whip (104), and a cam (202) disposed about the orifice (204). The cam (202) is shaped such that...

20060007046 - Antenna unit: This antenna unit is adapted to be connected to an electronic device for transmitting a received radio signal to the electronic device. The antenna unit comprises a noise canceller for canceling noise generated in the electronic device and transmitted to the antenna unit through a ground line. The noise canceller...

20060007048 - Adjustable satellite rod: A support assembly for a satellite dish that may be mounted on a truck or an RV. The support assembly includes a telescoping tube that is attached to the existing mirror brackets of the truck or RV. The tube has a bottom surface that is provided with a hook and...

20060007049 - Battery-assisted backscatter rfid transponder: A radio frequency transponder includes at least one battery, which is coupled to provide electrical power for operating the transponder and at least one antenna, which is configured to receive and backscatter RF interrogation radiation from an interrogation device. An integrated circuit is arranged to store a code including information...

20060007050 - Antenna reflector with latch system and associated method: An antenna reflector and an associated latch system are provided. The antenna reflector includes a plurality of reflector portions that are connected in a predetermined configuration to define a continuous surface, such as a parabolic surface. The latches connect the reflector portions. Each latch includes first and second latch members,...

20060001571 - Antenna and information processing apparatus: An antenna has a multilayer substrate in which are laminated a first conductive plate, a first dielectric layer disposed on the first conductive plate, a conductive strip line which is disposed on the first dielectric layer and which has an input/output terminal for an electric signal and an open terminal,...

20060001572 - Apparatus and method for constructing and packaging printed antenna devices: Printed antenna devices are provided, which can operate at RF and microwave frequencies, for example, while simultaneously providing antenna performance characteristics such as high gain/directivity/radiation efficiency, high bandwidth, hemispherical radiation patterns, impedance, etc., that render the antennas suitable for voice communication, data communication or radar applications, for example. Further, apparatus...

20060001579 - Antenna device having excellent horizontal and vertical polarization characteristics: An antenna device comprises a coaxial cable that has a central conductor and an outer conductor and is folded into an L-shape at an end portion. An L-shaped first-conductor-portion is electrically connected to the central conductor at the end portion of the coaxial cable. An L-shaped second-conductor-portion is electrically connected...

20060001581 - Antenna unit and electrical connection device thereof and portable device having the same: A portable device with a sliding variable built-in antenna is provided including a main body, a variable built-in antenna which is assembled at a predetermined location of the main body and configured to slide up/down with respect to the main body according to an antenna reception sensitivity, and an electrical...

20060001576 - Compact, multi-element volume reuse antenna: An antenna is disclosed having first and second portions which do not include a direct current connection between the portions. An antenna feed can be included for exciting the first portion and the second portion can be connected to ground and excited by electro-magnetic coupling with the first portion. In...

20060001580 - Electronic device with antenna, antenna structure, and method for adjusting antenna of electronic device: Electronic device with antenna, antenna structure, and a method for adjusting antenna of electronic device is disclosed. To achieve the above objects, the present invention is an electronic device such as a notebook PC or cellular phone, comprising: a device body, a radiation element for performing reception and/or radiation of...

20060001575 - Low profile compact multi-band meanderline loaded antenna: An antenna for transmitting and receiving radio frequency energy. The antenna comprises a conductive radiator comprising a first and a second conductive region for providing a first and a second current path length. A feed conductor and a ground conductor operate as meanderline (or slow wave) elements to provide an...

20060001573 - Radiation device for planar inverted f antenna: A radiation patch having a shape of linearly-tapered rectangle for a planar inverted F antenna is disclosed. The planar inverted F antenna having a radiation patch includes: a ground unit for grounding a radiation patch; a short unit for shorting the radiation patch; a feeding unit for supplying an electric...

20060001578 - Rf test access for testing antenna in mobile communication device: A housing for a mobile communication device includes a housing member that encloses the mobile communication device. An opening is positioned in the housing member for accepting a battery. A door is positioned over the opening in the housing member, with an access port defined through the housing member positioned...

20060001577 - Slot antenna for a network card: Techniques to integrate a slot antenna with a wireless network card for use with a wireless communication network may be described....

20060001574 - Wideband patch antenna: A wideband patch antenna is presented that comprises a patch which may be of pure metallic form or may be etched on a dielectric, that may be rectangular, elliptical, triangular, or any other geometric shape. The patch is disposed a distance above a ground plane and is driven by a...

20060001582 - Vehicle antenna, monitor display device having vehicle antenna, an method of forming vehicle antenna: The vehicle antenna includes a frame made of conductive material and surrounding sides of a display section of a monitor display device mounted on a vehicle, and a radiation element attached to the frame. The frame serves as a ground plane of the vehicle antenna. The radiation element is situated...

20060001583 - Optimization of a loop antenna geometry embedded in a wristband portion of a watch: The invention relates to a wireless instrument (1) including a wristband (2) having two band portions (2a, 2b) connected to opposite edges of a casing (3), each band portion having upper and lower surfaces (21,22). At least one single loop antenna (4a) is embedded in one band portion and extends...

20060001584 - Wearable conformal antenna assembly: A conformal antenna assembly includes a radome layer, an antenna layer, and an isolation layer. The radome layer includes a first surface which is conformable to outer surface of the article to be worn, and a second surface, the first surface of the radome layer providing a protective, signal transparent...

20060001585 - Antenna, tag communication apparatus, tag communication system, scanning adjusting method for tag communication apparatus and computer readable medium: An RFID reader/writer performs a radio communication with an RFID tag. An antenna for tag communication used in the RFID reader/writer is a beam scanning antenna that can perform scanning with the beam of a transmitted radio wave. The beam has a high directivity in a certain scanning direction. The...

20060001586 - Extruded slot antenna array and method of manufacture: A method for manufacturing an extruded slot antenna array includes extruding a slot antenna body, the slot antenna including a first major surface, a second major surface, first and second external side walls, and one or more longitudinally extending internal waveguide walls disposed between the first and second major surfaces....

20060001587 - Rlsa antenna having two orthogonal linear polarisations: The network antenna of the RLSA type in the form of a radial waveguide has a feed structure allowing simultaneous excitation of the antenna in two orthogonal linear polarizations. The feed structure, essentially placed to the rear of the antenna, consists of a circular waveguide placed at the centre of...

20060001588 - Reflector antena: A reflector antenna device includes: an auxiliary reflector 1 that receives an electric wave radiated from an opening portion by a primary radiator 3 and reflects the electric wave; and a main reflector 2 that receives the electric wave that is reflected by the auxiliary reflector 1 and radiates the...

20060001589 - System and method for a radio/antenna interface: An apparatus is disclosed for mechanical and electrical coupling of an antenna to one or more radio receivers. The apparatus includes a hub that may be attached to an antenna by one or more fasteners. The hub is also fitted with latches that can receive a radio. Finally, the hub...

20060001590 - Antenna and method for easily tuning the resonant frequency of the same: A method for tuning a resonant frequency of an antenna includes the steps of providing an antenna having a radiating element operating at a present resonant frequency, determining a target operating frequency of the antenna, mensurating the present resonant frequency of the antenna and calculating a frequency offset between the...

20060001592 - Folded monopole antenna: The present invention relates to a folded monopole antenna which includes an antenna pattern in which an impedance is decreased to a metal itself resistance based on a feeding point which is provided in an upper portion of a wireless instrument and is continuously extended in a linear shape having...

20060001591 - Helix antenna: An antenna element is disclosed, having a ground plane (106), a helix (104) disposed above the ground plane (106), the helix (104) being connectable to a communications apparatus at a helix end (214) located near the ground plane (106), and a spiral (102) substantially centred on the axis (100) of...