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Matches 501 - 550 out of 4,779

Document Document Title
WO/2009/141735
The invention pertains to an antenna for high-frequency RFID transponder and to its method of manufacture. The antenna according to the invention is characterized in that it comprises one or more assemblies each consisting of at least on...  
WO/2009/139148
Provided are a composite magnetic antenna for communicating information by using a magnetic field component and a composite RF tag using the antenna. The RF tag can be embedded into a metal while maintaining a sufficient communication s...  
WO/2009/136876
A planar receiving coil (CoRA) of a receiving antenna is produced in a plane of a planar transmitting coil (CoTA) of a transmitting antenna. The receiving coil (CoRA) is designed and situated with respect to the transmitting coil (CoTA) ...  
WO/2009/136569
Provided is an antenna circuit configuring body for an IC card/tag, which can improve a Q value by reducing the dielectric constant of a resin film configuring a base material. An IC card is also provided. An antenna circuit configurin...  
WO/2009/136794
A transfer unit (4) for transferring a radio frequency signal between a classical antenna tuner (1) and an antenna (6, 23) where the transfer unit (4) comprises a switch (9, 10) for alternatively selecting a first direct route for the ra...  
WO/2009/130901
Provided is a magnetic antenna for communicating information by using magnetic field components. The magnetic antenna has reduced sizes with improved communication sensitivity. The magnetic antenna uses an electromagnetic induction syste...  
WO/2009/130373
The sensor structure according to the invention comprises sensor elements for the detection of objects occurring by measuring an electrical connection and also one or more antenna loops for activating an escort memory tag in connection w...  
WO/2009/128437
Provided are a radio IC device capable of achieving miniaturization and improving the gain of a radiation plate (electrode) without disposing any dedicated antenna and an electronic device. The radio IC device comprises a loop-shaped ele...  
WO/2009/121464
The invention relates to an antenna arrangement for RF systems, comprising at least two antenna coils (40; 41) disposed over each other in two different layers and thereby not touching each other, wherein a first antenna coil (40) is dis...  
WO/2009/119799
Provided is a loop element equipped with a shield structure. The loop element can suppress noise introduced via a silicon substrate and can be made by a semiconductor process. The loop element includes a first well of a first polarity fo...  
WO/2009/119494
A control unit (100) generates a control signal for selecting an antenna unit (200), and transmits the control signal to the antenna unit (200). Based on the antenna selection control signal, each antenna unit (200) controls impedance of...  
WO/2009/118565
Disclosed is an antenna comprising a loop element (10) and an Electric-field radiator (30), wherein the E-field radiator is electrically coupled to the loop element such that at the frequency of operation, there is a substantially 90 deg...  
WO/2009/115115
A near field communication interface comprising an antenna thatoperates as a tapped inductor comprising a plurality of taps, an adaptation circuitry configured to adapt the impedance of the antenna by selecting a tap at which the output ...  
WO/2009/112898
An electronic device includes a dielectric plate oriented parallel to a first direction. A conductive trace may be on a surface of the dielectric plate and forms a meander pattern on the surface of the dielectric plate. The conductive tr...  
WO/2009/112898
An electronic device includes a dielectric plate oriented parallel to a first direction. A conductive trace may be on a surface of the dielectric plate and forms a meander pattern on the surface of the dielectric plate. The conductive tr...  
WO/2009/111071
A combination EAS/RFID antenna for use in an EAS/RFID surveillance system. The antenna includes an EAS antenna element and an RFID antenna element. The EAS antenna element includes an EAS loop antenna defining an interior portion. The RF...  
WO/2009/110381
Disclosed is a wireless IC device that broadens the frequency band over which a wireless IC chip and emission plate can be impedance-matched, and that makes it possible to obtain desired emission characteristics over a broad band. Also d...  
WO/2009/110382
Disclosed is a composite antenna that has good radiation characteristics and communication performance, and which can be used for both long-distance and short-distance communication. The composite antenna comprises: a long dipole antenna...  
WO/2009/111758
A communications device, e.g., a mobile wireless terminal, includes a plurality of antennas having different polarization directions. The plurality of antennas includes a first antenna and second antenna which are operated in a coordinat...  
WO/2009/104924
The present invention relates to an antenna element which can receive FM radio and which can be incorporated into a miniaturised, slimline portable handset, and it also relates to an antenna device employing the said antenna element. Whe...  
WO/2009/104924
The present invention relates to an antenna element which can receive FM radio and which can be incorporated into a miniaturised, slimline portable handset, and it also relates to an antenna device employing the said antenna element. Whe...  
WO/2009/104924
The present invention relates to an antenna element which can receive FM radio and which can be incorporated into a miniaturised, slimline portable handset, and it also relates to an antenna device employing the said antenna element. Whe...  
WO/2009/104778
An antenna circuit comprising a base material, a planar circuit consisting of circuit lines of a conductive material formed on the base material, and at least one notch-forming part connected with a circuit line of the planar circuit, ch...  
WO/2009/101750
Provided is a loop antenna capable of accurately identifying circuits and components having low immunity performances. The loop antenna is provided with a first ring-shaped conductor and one or more second ring-shaped conductors smaller ...  
WO/2009/101450
A resonant radar reflector assembly comprising first and second reflector members (110A, 110B), the first and second reflector members each being configured to resonate at their respective resonant frequency when irradiated by radio freq...  
WO/2009/098859
Disclosed in the present invention is a piezoelectric speaker which can also be used as an antenna, and which can be used at MHz band frequencies and can minimize an increase in size by also being used as an antenna. Antenna (4) is insta...  
WO/2009/093248
Methods for manufacturing a smart card inlay. In a first embodiment, the method includes initially connecting a first end (106) of a wire antenna (108) to a chip module (104) mounted in an aperture (102) on a substrate (100), thereafter ...  
WO/2009/092124
A read device for near field or RFID applications for reading passive transponders comprises two antennas that are separated from each other, wherein one antenna is configured for transmitting signals or data or for the energy transfer t...  
WO/2009/083812
The present invention relates to a headset device, an audio device and methods ofreceiving a radio signalvia the headset device, wherein the headset device comprises at least one first conductor for supplying an audiosignal to a respecti...  
WO/2009/081683
Disclosed is an antenna apparatus wherein characteristic fluctuation due to a change of a distance between a wireless IC device and a reader/writer is suppressed. Also disclosed is a wireless IC device which can perform highly reliable c...  
WO/2009/082623
Improved receiver antennas are disclosed for long offset tensor induction array logging tools. The disclosed antennas include a bobbin (31) which accommodates a ferromagnetic core (33). The outer surface of the bobbin is wrapped around a...  
WO/2009/078214
On a flexible substrate (23), a spiral coil conductor (24) having the winding center section as a conductor opening section (CW) is formed. The flexible substrate (23) is bent in U-shape to surround a magnetic material core (22) along a ...  
WO/2009/079326
A near-field antenna based on a coplanar waveguide is provided. The antenna is configured to communicate with a targeted transponder from among a group of multiple adjacent transponders. The antenna may include a first ground plane, a se...  
WO/2009/079128
A computing device with a configurable antenna. The antenna is configured through a switching circuit operating under software control. Operating characteristics of the antenna are configured based on connections between conducting segme...  
WO/2009/079128
A computing device with a configurable antenna. The antenna is configured through a switching circuit operating under software control. Operating characteristics of the antenna are configured based on connections between conducting segme...  
WO/2009/075169
It is possible to provide a coil antenna which can be used in a thin size and make an adjustment to increase the ratio of a self inductance and a mutual inductance so as to reduce the mutual affect even when the mutual inductance is rela...  
WO/2009/069275
An antenna device is provided with a bar-like magnetic body section (13) for resonance, and a directional magnetic body section (14). In the magnetic body section for resonance, a coil section (12) is formed by winding a conductor (11) c...  
WO/2009/066629
An antenna element having reduced dimensions is more simply manufactured. An antenna element (10) is provided with (1) a magnetic sheet (20); (2) dielectric films (30, 32) laminated on the both sides of the magnetic sheet; and (3) antenn...  
WO/2009/064003
A vehicle antenna device is configured to improve a receiving performance of a loop antenna attached onto a vehicle windshield for receiving of terrestrial digital broadcasting. The vehicle antenna device is provided with at least one lo...  
WO/2009/059997
Device for transmitting and/or receiving signals, by contactless inductive coupling comprising at least a structure forming one or more antennas, said structure comprising: a plurality of conducting links (102, 106) lying in at least two...  
WO/2009/059809
The present invention relates to an antenna arrangement for a portable communication device as well as to such a portable communication device comprising such an antenna arrangement. The antenna arrangement includes at least one first lo...  
WO/2009/060941
[PROBLEMS] To provide a coil device for antenna which can reduce beat. [MEANS FOR SOLVING PROBLEMS] A coil device (10) for antenna comprises a wire-wound coil (16) formed by winding a wire, a magnetic core (17) inserted into the wire-wou...  
WO/2009/060735
Intended is to improve the receiving performances of a GPS loop antenna adhered to the windshield glass of a vehicle for receiving circularly polarized waves. A loop antenna comprises a loop-shaped antenna conductor for receiving the cir...  
WO/2009/059809
The present invention relates to an antenna arrangement for a portable communication device as well as to such a portable communication device comprising such an antenna arrangement. The antenna arrangement includes at least one first lo...  
WO/2009/056624
A magnetic broadband antenna for electromagnetic coupling has a configuration of inductors (L1, L2, L3..... LN) and capacitors (C1, C2, C3,....., C N-1). The inductors (L1, L2, L3,...., LN) are coupled to one another such that a phase sh...  
WO/2009/054289
Provided is a method for reducing resistance of an antenna circuit for obtaining desired characteristics by reducing wiring resistance to a suitable value while ensuring inductance. An antenna circuit (11) is arranged on a transponder ha...  
WO/2009/048026
The inventive radio apparatus (1) comprises antenna members (10A, 10B) each having an antenna (15) for transmitting or receiving electromagnetic waves; and connection members (30A, 30B) for connecting the antenna members and a to-be-conn...  
WO/2009/041119
In an antenna device, an antenna (81) and an electrical wiring for connecting the antenna (81) and a receiving section (82) are monolithically formed on an active matrix substrate by thin film process. The electrical conductivity of a ma...  
WO/2009/041497
[PROBLEMS TO BE SOLVED] It is an object to provide a loop antenna that has an affinity with a human body while suppressiing loss due to the human body. [MEANS FOR SOLVING THE PROBLEMS] A loop antenna is provided with a loop element of an...  
WO/2009/038470
An antenna for use near a semiconducting material, such as at a living body, the antenna comprising a first portion and a second portion, the first portion being constituted by a whip antenna and the second portion being constituted by a...  

Matches 501 - 550 out of 4,779