|
Match
|
Document |
Document Title |
|
|
7609226 |
Antenna system with base configuration for passive inter-modulation (PIM) mitigation
An antenna system comprises an antenna element, a base plate, and a ground plane. The antenna element is configured to radiate signals, receive signals, or radiate and receive signals. The base...
|
|
|
7609208 |
Electrodes on a photoconductive substrate for generation and detection of terahertz radiation
An antenna comprising a photoconductive material ( 61 ) and a plurality of spaced apart electrodes ( 69, 71 ) provided on said photoconductive material ( 61 ), each electrode ( 69, 71 ) having at...
|
|
|
7605766 |
Multi-band antenna device for radio communication terminal and radio communication terminal comprising the multi-band antenna device
A multi-band radio antenna device ( 1 ) for a radio communication terminal is disclosed. The antenna device comprises a substrate and a radiating antenna element thereon having a radio signal...
|
|
|
7602350 |
Dielectrically-loaded antenna
A dielectrically-loaded multifilar helical antenna has a ceramic cylindrical core and, on the core outer surface, coextensive generally helical conductors arranged in an opposing configuration....
|
|
|
7598915 |
Bobbin for bar antenna, antenna and door handle for a vehicle
The bobbin for the bar antenna includes a core supporting portion into which a bar shaped ferromagnetic core is inserted and supported. The core supporting portion is attached to at least one end...
|
|
|
7592958 |
Multi-band antennas and radio apparatus incorporating the same
An antenna for a radio communications device includes a ground plane and a conductor loop overlying the ground plane. A monopole extends off the ground plane, and the monopole and the conductor...
|
|
|
7589694 |
Small, narrow profile multiband antenna
A multiband antenna system includes a helical antenna having a first leg and a second leg wherein the first leg consists of a coaxial conductor. The multiband antenna also includes an antenna...
|
|
|
7589693 |
Method and apparatus for orienting a directional antenna
A device orienting apparatus includes a device-attachment structure having a non-uniform mass distribution, a post, and a base structure. The device-attachment structure includes a pivot hole and...
|
|
|
7587228 |
Antenna device for portable terminal
An antenna device for a portable terminal, which includes an antenna module disposed in an antenna jack of a terminal capable of TV service, the antenna module receiving broadcasting signals...
|
|
|
7586463 |
Extendable helical antenna for personal communication device
The present invention discloses a portable personal communication device with an extendable helical antenna. This helical antenna is made of an elastic conductive spring, configured to change its...
|
|
|
7586462 |
Physically small spiral antenna
An improved dipole antenna having unbalanced radio frequency current in spiral radiating elements operating on a plurality of resonant frequencies providing a wide range of impedance matching to a...
|
|
|
7586461 |
Antenna unit having improved antenna radiation characteristics
An antenna unit comprises a hollow cylindrical member obtained by forming a flexible insulating film member into a hollow cylinder about a center axis and an antenna pattern composed of a plurality...
|
|
|
7586445 |
MIMO antenna
A MIMO antenna is disposed on a substrate. The substrate includes a first surface and a second surface. The MIMO antenna includes a first antenna and a second antenna set as mirror image to the...
|
|
|
7586416 |
Repeaters for RFID systems
In one embodiment, a repeater relays an RF signal between an RFID (radio frequency identification) transponder having a transponder antenna, and an RFID reader having a reader antenna. The repeater...
|
|
|
7583238 |
Radome for endfire antenna arrays
The present invention provides a radome for an endfire antenna array that includes a honeycomb core, an inner skin attached to the honeycomb core, a first set of conductive slats disposed on the...
|
|
|
7583227 |
Electronic device with built-in antenna
An antenna substrate ( 13 ) and a waveguide substrate ( 11 ) are housed in a main unit case ( 3 ). The waveguide substrate ( 11 ) is fixed to an attachment part ( 9 ) in the main unit case ( 3 )....
|
|
|
7579995 |
Near field nulling antenna systems
An antenna system is provided. The antenna system comprises a first antenna with a first operating frequency and a second antenna with a second operating frequency. The second antenna has a first...
|
|
|
7576698 |
Dual-band antenna
A dual-band antenna includes a first radiating unit, a second radiating unit, a micro-line unit and a grounding unit. The first radiating unit has a zigzag portion. The second radiating unit is...
|
|
|
7573425 |
Antenna for radio frequency identification RFID tags
An antenna configured for a radio frequency identification (RFID) device, the antenna comprising a first conductive element over a substrate, the first conductive element extending between a first...
|
|
|
7570225 |
Antenna and non-contact tag
An RFID antenna that can be disposed in a space-saving manner. The RFID antenna comprises an outermost peripheral conductive line that is bent in a manner extending along sides of a generally...
|
|
|
7567216 |
Antenna holder
An antenna holder for holding an antenna includes signal wiring and ground wiring being disposed on a single circuit board as either one of an external element and an internal element respectively...
|
|
|
7564424 |
Antenna having multiple radiating elements
An antenna includes a first radiating element ( 2 a ), a second radiating element ( 2 b ), a third radiating element ( 2 c ), a first switch element ( 7 - 1 ) for switching an electrical connection...
|
|
|
7557772 |
Planer helical antenna
An antenna includes a substantially planer substrate and a helical winding. The substantially planer substrate includes a first surface and a second surface. The helical winding includes a first...
|
|
|
7554509 |
Column antenna apparatus and method for manufacturing the same
A column antenna apparatus and a manufacturing method thereof are disclosed. This invention forms a metal layer with at least two spiral structures on a column body. The column antenna apparatus...
|
|
|
7554506 |
Full band sleeve monopole antenna with equivalent electrical length
An inductance is coupled to the radiator and a set of inductances is coupled to the sleeve for increasing the resonant electrical lengths of the radiator and the sleeve. A set of impedances is...
|
|
|
7548167 |
RF tag and method of manufacturing the RF tag
An RF tag to accompany a conductive object is disclosed that includes an antenna and an integrated circuit connected to the antenna. The antenna includes a first radiating element, a second...
|
|
|
7546093 |
Antenna unit for mobile terminal
An antenna unit for a mobile terminal comprises an antenna module rotatably coupled to a terminal body. The antenna module comprises a plurality of antennas disposed inside the antenna module. Each...
|
|
|
7545340 |
Compact antenna having coaxial helical elements with ends connected across an RF signal source
An antenna includes outer and inner elements, one of which is a signal line and the other of which is a ground line. Each of the outer and inner elements is a helical element having helical...
|
|
|
7545331 |
Antenna device for portable terminal
An antenna device for a portable terminal, which allows a whip antenna and helical antenna of a terminal to be retracted and withdrawn along an extension from the terminal, while not causing them...
|
|
|
7542009 |
Wireless communication device and signal receiving/transmitting method thereof
A wireless communication device using a single spiral inductor antenna and a signal receiving/transmitting method thereof operated on multi-band are provided. The single spiral inductor antenna is...
|
|
|
7538743 |
Balanced and shortened antennas
An antenna for radiating and/or receiving signals. The antenna includes (i) a first hollow and helical pipe, (ii) a second hollow and helical pipe, (iii) a first transmission wire, (iv) a second...
|
|
|
7528796 |
Antenna system
An antenna system for operation at frequencies in excess of 200 MHz, comprises an antenna, a transmission line and a receiver stage, the transmission line electrically connecting the antenna to an...
|
|
|
7528795 |
High gain antenna and magnetic preamplifier
An antenna and associated magnetic preamplifier for use with UHF and Microwave wireless telecommunications devices operating at frequencies of greater than 0.3 gigahertz. The antenna may include a...
|
|
|
7525509 |
Tunable antenna apparatus
The electrical length of an antenna element is modified by depositing on a top surface of a voltage variable dielectric a first conductor pattern. The identical conductor pattern is also deposited...
|
|
|
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...
|
|
|
7525491 |
Antenna for electronic product and method for fabricating the same
An antenna device ( 10 ) of a consumer electronic product is formed on an outer surface ( 302 ) of a shell ( 30 ) of the electronic product. The shell of the consumer electronic product is adapted...
|
|
|
7522122 |
Planer antenna structure
A planer antenna includes first and second planer helical antennas and a ground pattern. The first planer helical antenna has a first axial orientation and includes first and second helical...
|
|
|
7522121 |
Method for fabricating an antenna
Various methods for fabricating an antenna are provided. The methods include stitching an antenna pattern onto a substrate where the stitching incorporates a wire.
|
|
|
7515116 |
Method for forming radio frequency antenna
A metalized circuit suitable for application as a radio frequency antenna is produced by forming an antenna coil pattern on a flexible substrate. The antenna coil pattern is formed using a...
|
|
|
7515115 |
Antenna manufacture including inductance increasing removal of conductive material
In a method of producing a quadrifilar antenna for circularly polarised radiation at frequencies above 200 MHz, the antenna is tuned by coupling it to a test source, measuring the relative phases...
|
|
|
7515113 |
Antenna with parasitic rings
A quadrifilar helix antenna comprises a flexible substrate, four conductive elements with a feed network etched on a first portion of the flexible substrate, parasitic metallic lines etched on a...
|
|
|
7515108 |
Antenna unit with incorporated TV and communication antennas for portable communication terminals and signal receiving method thereof
Disclosed herein is an antenna unit with integrated TV and communication antennas for portable communication terminals. The antenna unit comprises a TV antenna and a communication antenna. The TV...
|
|
|
7511679 |
Antenna, and radio timepiece using the same, keyless entry system, and RFID system
A magnetic sensor-type antenna comprising a magnetic core and a coil wound around the magnetic core for receiving electromagnetic waves, which is disposed in a housing such that the end portion of...
|
|
|
7505740 |
System and apparatus for antenna identification and control
An antenna ( 104 ) and antenna interface system ( 200 ) are provided that allow both RF and baseband signals to be transported over a single antenna/communication device coaxial center connector (...
|
|
|
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...
|
|
|
7495626 |
Antenna for electron spin radiation
An antenna for generating electron spin radiation corresponding to a signal from a radio frequency communications device includes a substantially cylindrical conductor, a first spiral-wound flat...
|
|
|
7495625 |
Antenna for reader/writer and reader/writer having the antenna
A soft magnetic member which is formed by a composite of an organic object to satisfy a predetermined relationship with an antenna area, a circumference length, and a magnetic transmission ratio...
|
|
|
7495619 |
Systems and methods that utilize an active stub/parasitic whip antenna to facilitate mobile communication
The present invention provides systems and methods that facilitate transmission and/or reception of radio frequency (RF) signals within a mobile communications device. The systems and methods...
|
|
|
7489281 |
Quadrifilar helical antenna
A quadrifilar helical antenna comprising two pairs of filars having unequal lengths and phase quadrature signals propagating thereon. A conductive H-shaped impedance matching element matches a...
|
|
|
7489277 |
Robot cleaner having RF antenna
A robot cleaner including: a main body; and an RF antenna installed at the main body with such a length appropriate for communication with a remote controller. Because the RF antenna is installed...
|