Matches 1 - 50 out of 226 1 2 3 4 5 >
Match Document Document Title
7609213 Two-branch broadband antenna  
A broadband antenna is capable of generating an upper resonant mode (at about 700 MHz) from a first radiating arm and a lower resonant mode (at about 500 MHz) from a second radiating arm. The first...
7605761 Antenna and semiconductor device having the same  
An antenna capable of receiving circularly polarized waves and performing impedance matching between the antenna and an IC (integrated circuit) of a semiconductor device, and a semiconductor device...
7602345 Multi-band small aperture antenna  
Described is the transformation of a mono-band antenna into a or multi-band antenna by adding matching circuits, in either serial or parallel fashion, to a mono-band antenna. The matching circuits...
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...
7579994 Flat plate antenna with a rotating field, comprising a central loop and eccentric loops, and system for identification by radiofrequency  
An antenna includes a central loop and four adjacent coplanar eccentric loops. The central loop creates a magnetic field that is essentially perpendicular to the antenna. The centres of gravity of...
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...
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.
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...
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...
7532164 Circular polarized antenna  
A circular polarized signal receiving antenna ( 100 ) including an active element having first and second ends separated by a gap, a dimension of the active element, between the first and second...
7518563 Windmill-shaped loop antenna having parasitic loop antenna  
There is provided a windmill-shaped loop antenna including: a dielectric substrate; a first radiation unit disposed on a top surface of the dielectric substrate and including a metal pattern having...
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...
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...
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...
7463199 Integrated circuit package including miniature antenna  
The present invention relates to an integrated circuit package comprising at least one substrate, each substrate including at least one layer, at least one semiconductor die, at least one terminal,...
7450078 Loop antenna for in the ear audio device  
The invention regards a communication device which is adapted for placement in a users ear and comprises a shell part enclosing an input transducer for receiving an input signal, a signal...
7443343 Fixture for mobile radio equipment in a vehicle  
The invention relates to a vehicle mobile radio holder for mounting a mobile radio terminal in a vehicle, with the vehicle mobile radio holder having a housing with a first housing part which is...
7436369 Cavity embedded meander line loaded antenna and method and apparatus for limiting VSWR  
A wideband meander line loaded antenna is configured to be flush mounted to a conductive surface serving as a ground plane by embedding the meander line components within a conductive cavity...
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...
7421245 Field-shaping shielding for radio frequency identification (RFID) system  
A radio frequency identification (RFID) system is described that utilizes a substantially-contiguous conductive shield to shape an electromagnetic field formed by an antenna for communication with...
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...
7408467 Antenna and RFID tag mounting the same  
The RFID tag of the present invention includes the tag antenna, and the LSI chip being connected in parallel with the tag antenna. The tag antenna includes a feeder terminal to which the LSI chip...
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...
7379712 Wearable device  
A wearable device comprises one or more circuit substrates comprising electrically conductive parts, a radio unit and a loop antenna coupled to the radio unit. The loop antenna comprises a...
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...
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...
7298339 Multiband multimode compact antenna system  
An antenna system for use in a communications device, such as a mobile phone. The antenna system has a multiband GSM antenna operating at GSM850, GSM900, GSM 1800 and GSM 1900 that has a...
7289075 Planar antenna  
There are disposed first coupling conductors, which comprise a pair of coupling branch lines 1 and 2 connected to the first antenna conductor 3 and extend inward from the first antenna...
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...
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...
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...
7212164 Radio terminal device antenna and radio terminal device  
A radio terminal device has an antenna element, a coil, a switch, an RF circuit section and a conductive substrate. The switch is used to switch between a case where current distribution exists...
7159298 Method for the formation of RF antennas by demetallizing  
A thin and flexible radio frequency (RF) antenna tag or label is disclosed which contains an RF circuit connected to an antenna which is created by demetallizing the area around the antenna pattern...
7113138 Radio antennas  
A radio transmitting or receiving antenna which is physically compact being typically no more than three percent of a wavelength in any dimension. The antenna comprises two electrical conducting...
7109863 RF communications apparatus and manufacturing method therefor  
Described herein are a transient event detector ( 35 ) comprising electrical circuitry ( 50 ) suitable to detect a transient event, and a container ( 34 ) having a wall with at least two...
7102525 Reader and transponder in enclosures  
The antenna and the electronic control circuit of the transponder are contained in a totally hermetical metallic enclosure. The antenna of the reader is protected from the environment by a metallic...
7095372 Integrated circuit package including miniature antenna  
The present invention relates to an integrated circuit package comprising at least one substrate, each substrate including at least one layer, at least one semiconductor die, at least one terminal,...
7091925 Flat indoor UHF antenna device for a digital television  
An indoor UHF antenna device for a digital television includes a flat structural design. The flat indoor UHF antenna device includes a circuit board having a wireless signal processing circuit and...
7079080 Circularly polarized antenna and rectenna using this antenna  
A loop antenna unit ( 2 ), a balanced line ( 3 ), and two perturbation elements ( 4 ) are formed on a dielectric board ( 1 ) by using manufacturing methods, such as printing and etching. The loop...
7053857 Loop antenna having better directivity in low range of angle of elevation  
In a loop antenna including a circuit board, a cylindrical body standing on a surface of the circuit board, and a loop antenna element formed on the cylindrical body along the peripheral surface, a...
6973710 Method and apparatus for making devices  
A method and an apparatus for manufacturing a device are provided. The method and the apparatus can form micro wiring without undesired wetting and spreading using an inexpensive functional-liquid...
6950074 Noncontact type IC card  
The present invention relates to an electronic device that suppresses reduction in reception sensitivity and occurrence of distortion when IC cards are used while stacked. A loop antenna equipped...
6922173 Reconfigurable scanner and RFID system using the scanner  
A scanner has plasma loop or plasma window antennas for selectively scanning for ID tags along distinct radials of the scanner. Scanner elements are made electromagnetically invisible to adjacent...
6919806 Deactivatable radio frequency security label  
A deactivation apparatus for an electronic article surveillance tag having a plurality of layers and an equivalent resonant circuit containing an inductor and a capacitor is provided. The apparatus...
Matches 1 - 50 out of 226 1 2 3 4 5 >