|
Match
|
Document |
Document Title |
|
|
7589675 |
Broadband antenna
A broadband antenna includes a coupling loop and a number of radiation bodies. The coupling loop is electrically coupled to a chip and the chip records several pieces of data. The radiation bodies...
|
|
|
7564418 |
Twin ground antenna
An antenna, consisting of a folded looped conductor closed at a feedpoint. The antenna has at least two conductive arms extending from the feedpoint.
|
|
|
7554507 |
UWB antenna with unidirectional radiation pattern
An ultra wide band (UWB) antenna with a unidirectional radiation pattern, including: a power feeder including a connecting point at one end and a feeding point at the other end; and a radiator...
|
|
|
7554501 |
Loop antenna having matching circuit integrally formed
A loop antenna is provided having a matching circuit integrally formed includes a radiator which is formed in a loop shape; and a matching circuit including an extension part extended from one side...
|
|
|
7548216 |
Compact radio frequency transmitting and receiving antenna and control device employing same
An antenna operable to transmit or receive radio frequency signals at a specified frequency, the antenna comprising a first printed circuit board comprising a first loop of conductive material...
|
|
|
7548211 |
Wireless audio signal receiver device for a hearing instrument
A receiver device ( 10 ) for receiving audio signals from a remote source is provided, comprising: a magnetic loop antenna for receiving radio frequency signals carrying audio signals, a signal...
|
|
|
7548207 |
Circularly polarized antenna
A circularly polarized antenna includes a dielectric substrate, a closed-loop radiating element, a micro-strip radiating element, a feeding element, and a grounding element. The closed-loop...
|
|
|
7541993 |
Antenna device with a dual-loop radiating element
An antenna device includes a dual-loop radiating element, first and second radiating arms, a feeding element, and a grounding element. The dual-loop radiating element has first and second loops....
|
|
|
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...
|
|
|
7511483 |
Device for sensing RF field
The device for sensing a RF field comprises a flux-receiving loop ( 1 ) including a circumferential path having a defined path width (d), the flux-receiving loop ( 1 ) having a portion ( 10 ) that...
|
|
|
7505008 |
Electrical loop antenna with unidirectional and uniform current radiation source
Provided is an antenna for a Radio Frequency Identification (RFID) reader using an electrical loop. It includes an upper metal plate which functions as a radiator; a lower metal plate which is...
|
|
|
7504951 |
Interface antenna
An interface antenna is positioned between a tag antenna associated with a tag and a reader antenna associated with a reader. The interface antenna receives an electromagnetic carrier signal...
|
|
|
7482934 |
Communication device and communication method
A communication device includes a radio frequency identification tag that performs a radio communication with a predetermined device. A first metal body has an electrical conductivity. A space...
|
|
|
7457650 |
Portable radio communication apparatus provided with boom portion with through hole
A portable radio communication apparatus is provided with a boom portion having both ends connected with a housing of the portable radio communication apparatus and having a central portion located...
|
|
|
7453415 |
Antenna apparatus for transponder
An antenna apparatus is mounted at a wheel rim as a transponder of a system for monitoring a tire pressure or the like, and attached at an end portion of an air valve. The apparatus includes a...
|
|
|
7453414 |
Broadband omnidirectional loop antenna and associated methods
The biconical loop antenna is the dual and compliment to the biconical dipole antenna, and has broadband omnidirectional horizontally polarized radiation. The antenna includes a conductive antenna...
|
|
|
7453359 |
IC tag communication relay device, IC tag communication relay method
An IC tag communication relay device is provided with an antenna section, lead lines and input/output unit. The antenna section is equipped with one or more antennas for transmitting and receiving...
|
|
|
7443359 |
Locating technique and apparatus using an approximated dipole signal
Location determination is performed using a transmitter including an elongated generally planar loop antenna defining an elongation axis. The elongation axis is positioned along at least a portion...
|
|
|
7443300 |
Antennas for object identifiers in location systems
Transmitters or object identifiers are discloses that are able to radiate consistent power regardless of the object where the transmitters or object identifiers are placed. The transmitter or...
|
|
|
7427965 |
Multiple band capacitively-loaded loop antenna
A multiple band capacitively-loaded magnetic dipole antenna includes a plurality of magnetic dipole radiators connected to a transformer loop where the magnetic dipole radiators include at least...
|
|
|
7425894 |
Security element for radio frequency identification
A security element for RF identification and a process for the production of such a security element. The security element has a flexible, electrically non-conducting substrate layer and a...
|
|
|
7414587 |
Antenna in a wireless system
The present invention provides apparatuses and methods for an antenna in a wireless receiving system. The antenna includes an opened segmented component that is electrically coupled to a printed...
|
|
|
7408524 |
Loop antenna
A loop antenna providing a reception performance equivalent to a patch antenna receiving a circularly polarized wave, simple in configuration, and kept low in cost, which forms a loop element and a...
|
|
|
7397441 |
Antenna element for a portable communication device
The present invention relates to an antenna element for a portable communication device as well as to a portable communication device including such an antenna element. The antenna element includes...
|
|
|
7385561 |
Multiple monopole antenna
The present invention seeks to provide a multiple monopole antenna including a looped conductor having at least two conductive arms extending therefrom and a common feed point located on the looped...
|
|
|
7375626 |
Arrangement of a magnetic coupling coil and a transponder circuit on a vehicle wheel
The arrangement of a magnetic coupling coil ( 2 ) and a transponder circuit ( 1 ) on a vehicle wheel ( 5 ) allows wireless data communication with an interrogation circuit ( 3 ) arranged on a fixed...
|
|
|
7353590 |
Method of forming printed circuit card
A method of forming a printed circuit card with a metal power plane layer between two photoimageable dielectric layers is provided. Photoformed metal filled vias and plated through holes are in the...
|
|
|
7345644 |
Antenna device, and method of manufacturing antenna device
A loop antenna device includes a loop antenna having a high noise resistance performance. In a loop antenna having a shield member covering a looped conductor portion formed in a loop shape from a...
|
|
|
7342539 |
Wideband loop antenna
The present invention relates to a wireless communication device and an antenna arrangement in such a device, where a loop antenna element ( 18 ) comprises: a first section ( 20 ) provided in and...
|
|
|
7339546 |
Contactless reading system for chip cards placed on objects
A contactless reading system, wherein a chip card is fixed on a planar support of an object such as a book ( 11 ) for identification by means of the data contained in the chip card, and a mobile...
|
|
|
7333069 |
Radiating element designed to operate in a small antenna
The present invention relates to a radiating element designed to operate in an electrically small antenna including a conducting strip folded N times like a bellows.
|
|
|
7323994 |
RFID tag
An RFID tag which has improved radiation/reception characteristics when used in proximity to the human body, and has an antenna which, when stacked with a 13 MHz band RFID tag, does not have an...
|
|
|
7321337 |
Electronic device having metal package unit having built-in antenna unit
An electronic device an antenna, an information processing apparatus for the purpose of processing information captured by the antenna, and a metal exterior parts capable of housing therewithin the...
|
|
|
7319433 |
Wideband antenna device with extended ground plane in a portable device
An antenna device for a portable device has an antenna loop of conducting material to be connected to radio circuitry in the portable device. The antenna loop is positioned opposite a ground plane...
|
|
|
7315290 |
Data communication apparatus
Disclosed is a data communication apparatus for non-contact data communication using electromagnetic induction. At least a portion of a conductor 5 a of the loop coil antenna ( 5 ) of the data...
|
|
|
7307535 |
Air coil RF transponder and method of making same
An RF air coil transponder includes a rotatable carrier, such as a rigid reel. A coil is wound about the reel and at least one field influencing body for influencing the electric and/or the...
|
|
|
7295168 |
Antenna coil
An antenna coil has a simple structure and a high sensitivity and can be thinner. The antenna coil includes an X Y coil unit having an X axis coil and a Y axis coil wound around a core, a Z axis...
|
|
|
7289066 |
Film having an imprinted antenna
A film having an imprinted antenna, for use with an RFID chip. The antenna consists of a conductor track provided with connector ends. According to the invention, the antenna, applied in a printing...
|
|
|
7274338 |
Meander line capacitively-loaded magnetic dipole antenna
A meander line capacitively-loaded magnetic dipole antenna is disclosed. The antenna includes a transformer loop having a balanced feed interface, and a meander line capacitively-loaded magnetic...
|
|
|
7268741 |
Coupled sectorial loop antenna for ultra-wideband applications
A single-element antenna system that provides a wide bandwidth and consistent polarization over the frequency range to which the antenna is impedance matched. In one embodiment, the wideband...
|
|
|
7268735 |
Antenna structure
An antenna structure is composed of an antenna seat, a terminal, and an antenna set. The antenna set includes antennae, a matching circuit, conducting wires, and a lead wire. By the conducting...
|
|
|
7265726 |
Multi-band antenna
A multi band antenna system ( 100 ) and a wireless communication device are disclosed. The multi band antenna system provides coverage over multiple frequency bands. The multi band antenna system...
|
|
|
7262736 |
Mobile communication terminal
A mobile communication terminal includes two housings and a hinge portion for movably coupling the housings together. The terminal further includes: a non-contact communication portion for...
|
|
|
7242361 |
Antenna structure with filter effect
An antenna structure for transmitting and/or receiving radio waves has a symmetrically arranged radiator element with a first connecting terminal and a second connecting terminal, said radiator...
|
|
|
7242358 |
Wideband glass antenna for vehicle
Disclosed herein is a wideband glass antenna for a vehicle. The wideband glass antenna includes a loop antenna and a pattern. The loop antenna has a loop antenna pattern, in which a first side is...
|
|
|
7239290 |
Systems and methods for a capacitively-loaded loop antenna
A capacitively-loaded loop antenna and corresponding radiation method have been provided. The antenna comprises a transformer loop having a balanced feed interface and a capacitively-loaded loop...
|
|
|
7215293 |
High-gain loop antenna
A high gain loop antenna comprises a conductor ground plane, a feeding signal line, a radiation element including two matching sections and a conductor loop, and a dielectric element formed between...
|
|
|
7202825 |
Wireless communication device with integrated battery/antenna system
A loop antenna ( 100 ) shares terminals with a thermistor on a battery. The battery ( 300 ) has at least two terminals ( 302 & 304 ) that connect to a thermistor ( 514 ). An electromagnetic wave...
|
|
|
7193582 |
Digital receiving antenna device for a digital television
A digital receiving antenna device is connected to a digital television through a coaxial cable and has a casing, a flat antenna, a coaxial cable connector and a coaxial transmission line. The flat...
|
|
|
7190317 |
Frequency-agile beam scanning reconfigurable antenna
An antenna comprises an arrangement of electrically conducting segments, the arrangement including intersection points where two or more electrically conducting segments are in electrical...
|