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WO/2005/088767A1 |
To achieve sensitivity not deviating in any of XYZ directions. A three-axis antenna with a cross-shaped core (2) having a pair of X-axis arms (22a, 22b) projecting in the X-axis direction in an orthogonal coordinate system and a pair of ...
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WO/2005/086288A1 |
An antenna device comprising a core formed of a magnetic element, a coil formed by winding a linear conductor in a specified range including the core and an area external to the core, and a sub-core moving in the inner peripheral area of...
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WO/2005/081808A1 |
A multi-loop antenna is described having a plurality of conductive loops to produce an electromagnetic field for radio frequency identification (RFID) communication with RFID tags. The conductive loops are spaced apart at least a distanc...
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WO/2005/083836A1 |
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 RFID tags. The antenna and the conductiv...
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WO/2005/078649A1 |
The invention relates to a passive transmitter-receiver device (6,28,33) fed by an electromagnetic wave, provided with an antenna comprising a loop (7, 30, 34) which is associated with an electronic transponder chip (9), said loop being ...
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WO/2005/078746A1 |
[PROBLEMS] A magnetic core material having a high magnetic permeability in a specific direction, favorable in dimensional precision, and hard to break, especially a high-frequency magnetic core material operating in the VHF to UHF bands,...
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WO/2005/078749A1 |
The differences in characteristics among parts or the variation of the inductance value of a coil due to temperature variation is lessened by reducing the stray capacitance components induced among the layers of wound conductor, and size...
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WO/2005/078863A1 |
A spheroidal antenna, having a spheroidally configured winding. The winding comprises a three-dimensional spiral about an axis with the radius of turns of the winding progressively increasing and then decreasing. The winding may be of a ...
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WO/2005/078650A1 |
[PROBLEMS] To reduce the diameter of an entire roll at the time of forming the roll by taking up a tag tape whereupon wireless tag circuit elements are arranged. [MEANS FOR SOLVING PROBLEMS] The wireless tag circuit element To is provide...
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WO/2005/079122A1 |
A system and method for containing and restricting spread of infectious diseases within hospitals, clinics and other medical facilities by cataloguing and delimiting movement of patients, medical staff, employees, visitors, contractors a...
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WO/2005/074402A2 |
An integrated circuit suitable for use as part of a tag in RFID technology is disclosed. The circuit has an antenna (515) and processing circuitry therefor, the antenna and circuitry being formed on separate layers (513,515) of the integ...
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WO/2005/074072A1 |
There is provided a small antenna for induction reader/writer capable of increasing the communication distance even when the antenna area or power supply to the antenna is restricted. The small antenna for induction reader/writer has a t...
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WO/2005/072137A2 |
A hand-held radio frequency identification (RFID) reader (100) includes a first casing (104) suitable for being grasped by a user; a second casing (132); a transceiver (134) housed within one of the first and second casings; and an anten...
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WO/2005/069316A1 |
An antenna coil, etc. for vehicle use that can cope with miniaturization. There is provided antenna coil (10) comprising magnetic core member (1) and conductor (2) wound round the magnetic core member (1), wherein the magnetic core membe...
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WO/2005/069442A1 |
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 surrounded at its top edge by the ground plane...
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WO/2005/067549A2 |
Various resonant modes of a multiresonant antenna structure share at least portions of the structure volume. The basic antenna element has a substantially planar structure with a planar conductor and a pair of parallel elongated conducto...
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WO/2005/069439A1 |
To provide a small-sized multi-band antenna capable of dealing with multi-bands. A multi-band antenna comprises a main element (10) capable of irradiating high frequency signals of a plurality of frequency bands; one or more sub-elements...
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WO/2005/069440A1 |
The invention relates to an antenna comprising a central loop (1) and four adjacent coplanar eccentric loops (2). The central loop (1) creates a magnetic field that is essentially perpendicular to the antenna. The centres of gravity of t...
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WO/2005/062316A2 |
The invention relates to an inductive miniature component, in particular to an antenna. Said component comprises a winding body (1) that is configured as a flat element, on which three coil windings (2X, 2Y, 2Z) are mounted in such a way...
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WO/2005/060049A1 |
Disclosed is an antenna or antenna array comprising at least one dipole or a dipole-like radiator arrangement or radiator structure (11) and a reflector (3). Said antenna or antenna array has the following characteristics: the radiator a...
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WO/2005/057727A1 |
The invention is to provide such an antenna module making broadband of transmitting and receiving frequencies, while realizing miniaturization. The invention has a structure comprising a mounting body; a chip antenna having a substrate m...
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WO/2005/057726A1 |
An antenna structure which is good in radio wave receiving performance and free from material and design restrictions, and a radio wave correction clock using the antenna structure. The antenna structure, capable of receiving an external...
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WO/2005/057725A1 |
The invention relates to an antennae which includes a framework which defines a loop. As part of the framework, there are provided movable electrical contacts which can be selectively moved by the user of the antennae to allow adjustment...
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WO/2005/055363A1 |
A method of forming and connecting an antenna to a feedthrough member of a housing, The method comprising a step of: positioning the feedthrough member and an antenna template relative to each other. A step of connecting the first portio...
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WO/2005/053095A1 |
An information processing device (2) includes a non-contact reader/writer (90). The non-contact reader/writer includes a coil antenna (110) having a plurality of windings for transmitting and/or receiving an RF modulation carrier signal ...
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WO/2005/053096A1 |
A highly sensitive magnetic sensor-type antenna provided in a metallic housing, a radio timepiece into which the antenna is integrated, a keyless entry system, and an RF ID system, where a problem of eddy current loss is eliminated from ...
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WO/2005/050782A1 |
The invention presents an antenna element capable of attenuating electric far filed while suppressing attenuation of magnetic near field of electromagnetic field radiated from loop antenna as an application example of antenna element, an...
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WO/2005/048181A1 |
A radio frequency identification (RFID) device (10) includes a conductive antenna structure (12) having an elongated slot (30) therein. Parts of the antenna structure on both sides of one end of the elongated slot are coupled to a wirele...
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WO/2005/048397A2 |
A communication antenna for communications with a near field device using at least one transmitter and receiver pair, wherein the antenna includes a machine body antenna which is electrically isolated from ground and includes an electric...
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WO/2005/048402A1 |
An antenna used for a door opening/closing device has a core section made from flexible soft magnetic material, a lead wire wound on the core section, and a flexible coating member covering the outer peripheries of the core section and t...
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WO/2005/045992A1 |
Disclosed is an inductive miniature structural element, particularly an antenna. Said structural element comprises a winding member (1) which is embodied as a flat component and on which three coil windings (2X, 2Y, 2Z) are mounted in su...
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WO/2005/045990A1 |
An antenna (100) for a radio communications device includes a ground plane (140) and a conductor loop (110) overlying the ground plane. A monopole (120) extends off the ground plane, and the monopole and the conductor loop are coupled at...
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WO/2005/043674A1 |
A multiband planar antenna intended for small-sized radio devices and a radio device. The basic structure of the antenna is a two-resonance PIFA, the radiating plane (320) of which has a structural part (321) corresponding to the lowest ...
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WO/2005/043678A1 |
The invention refers to a television receiving loop antenna with UHF band; based on the resonance of a loop antenna. There are different architectures to tune a loop antenna across the UHF band, thanks to several loops in parallel, coils...
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WO/2005/043292A2 |
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 elements by removing power or lowering pl...
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WO/2005/043679A1 |
A system and method for multiple antennas on a single core. The system may include a first core (49), a first winding (42) wound about the first core for transmitting/receiving electromagnetic signals, and a second winding (44) for trans...
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WO/2005/041224A1 |
An inductive device (1) comprises a core (2) consisting of a multilayer body (6) composed of magnetic alloy thin bands (5) and an insulating coating layer (7) which covers the peripheral surface of the multilayer body without being bonde...
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WO/2005/041354A1 |
It is an object of the invention to provide a loop antenna constituted by a single element which can apply a magnetic field to carry out a communication reliably with high precision irrespective of the position and direction of a radio c...
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WO/2005/038916A2 |
A coil comprises a layer of permeable material (4) deposited in a chip (CH) of an integrated circuit (IC) in a plane substantially parallel to a surface (A) of a substrate (1) of the chip (CH). A first conductor element (6a, 6b; BW10, BW...
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WO/2005/038982A1 |
An antenna coil includes: a core (3) having a magnetic material formed into a bar shape; a bobbin (1) having a through hole (12) through which the core (3) is inserted; a connection section (15) fixed to the bobbin (1) in such a manner t...
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WO/2005/031918A1 |
The invention relates to a device for protecting persons against electromagnetic waves comprising two substentially flat loops (1,2) characterised in that said two loops are substentially identical and arranged vis-à-vis each other and ...
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WO/2005/029639A1 |
An antenna apparatus of the present invention has an antenna having a core (2) around which an insulative covered conductor (3) is wound. The core has a magnetic core (1) and a wiring layer which are laminated on each other. The magnetic...
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WO/2005/029633A1 |
The invention relates to a filter for microwaves and millimetre waves, which is characterised in that it comprises a planar transmission means (1) consisting of a conductor strip (3), a metallic ground plane (4) and dielectric substrate ...
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WO/2005/024999A1 |
A high-impedance substrate comprising a first layer (1) made of an insulating material, having a lower surface and a top surface. The substrate comprises conductor patterns (3) which are mechanically linked to the substrate. The inventio...
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WO2004109852B1 |
An antenna module and a mobile communication terminal having the antenna module, which is of a space-saving design and has two capabilities: a capability of performing a long communication as a tag, and a capability of providing a wide c...
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WO/2005/022686A1 |
The invention is aimed at providing a gate antenna device which expands the distance and range of communication with an IC-integrated medium and improves the accuracy of communication while suppressing power consumption and leakage elect...
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WO/2005/022687A1 |
A magnetic core member, an antenna module, and a mobile communication terminal having the same, wherein both an improvement of the communication characteristic of antenna coils and a sufficient electromagnetic shielding function from a s...
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WO/2005/017821A1 |
A reader/writer (1) for noncontact IC cards, comprising an antenna board (4) on which a loop antenna (2) and a capacitor (3) are disposed; a control board (6) on which transmitter/receiver circuits and a chip coil (5) are disposed; and a...
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WO/2005/013422A1 |
A reflecting plate-equipped planar antenna which is narrow in shape. A planar reflecting plate (21) is installed on the back surface of a planar radiation element (20) consisting of triangular stacked loop elements. Side sections (21b) o...
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WO/2005/013496A2 |
In accordance with a preferred embodiment of the invention, an antenna structure is provided having one or more antennae (100) arranged so as to read all possible orientations of a randomly placed tag (111, 112). Also provided in accorda...
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