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WO/2003/034085A1 |
The present invention is directed to an apparatus and method of increasing the sensitivity of a magnetic sensor embedded in a key fob used in passive keyless entry and identification systems. The sensitivity of the sensor is increased by...
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WO/2003/030300A1 |
An antenna coil (10) comprising an air−core coil (12) coiled in a spiral shape within a plane, and a flat magnetic−core member (13) inserted in the air−core coil (12) so as to be almost parallel to the plane of the coil (12). The m...
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WO/2003/028155A1 |
An electromagnetic wave marker comprises an almost rodlike receiving antenna for receiving electromagnetic waves, a frequency conversion circuit for multiplying the frequency of an electromagnetic wave, an almost platelike transmission a...
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WO/2003/026067A1 |
An RFID antenna system for providing an interrogation zone over a width of a dock bay door comprises a horizontally arranged array of antennas, each of the antennas being substantially coplanar with all of the other antenna(s), and a cir...
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WO/2003/017265A1 |
A recording medium with reduced unbalance during the rotation and having a disk−like optical recording part and an IC chip mounted on the same substrate. The recording medium which has the disk−lie optical recording part (21) and the...
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WO/2003/017191A2 |
A radio frequency identification (RFID) tag comprises a substrate, a single, continuous antenna having a plurality of spiral turns and end portions that are integral with the spiral turns, and an integrated circuit. The spiral turns are ...
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WO/2003/015308A1 |
The invention concerns a portable receiver comprising two antennae (10, 20) which are designed to receive an external electromagnetic signal in a given frequency range, and which are oriented along different axes. The receiver also compr...
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WO/2003/015216A2 |
An EAS antenna (1) having uniform antenna thickness along the antenna height is provided. The antenna contains at least two overlapping coils (2) where the individual coil cross-section are variable with respect to the circumference. If ...
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WO/2003/012923A1 |
A communication station (1) for contactless communication with suitably formed data carriers (DT1, DT2) has an antenna configuration (7) which has at least one antenna (8) with at least one pole and at least one antenna (13) with at leas...
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WO/2003/012920A1 |
The invention concerns an antenna for use as transmission/reception beacon (2), in a radiofrequency identifying system, having a general upturned U configuration, located in a vertical plane, above the ground transversely to a passage (9...
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WO/2003/012595A2 |
Apparatus and method for registration has a computer (20) and a server (30) in communication via an intranet network or the Internet (340), a data input into a computer and a signature (40) or biometric digitizer. The data and digitized ...
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WO/2003/009007A2 |
Radio frequency identification tag devices (10) with bridge circuit assemblies (70) and methods for high-volume, low-cost production are disclosed. The bridge circuit assemblies (70) and methods of the present invention can reduce the co...
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WO/2003/007232A1 |
RFID transponder comprising an integrated circuit (IC) connected to an antenna circuit. The antenna circuit is constituted of at least one lead frame (LF) layer. These lead frame layers are shaped and formed to be at same time the antenn...
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WO/2003/005487A1 |
The invention concerns an electromagnetic protection antenna for mobile transmitter, comprising two substantially planar loops (1, 2) symmetrical relative to an electrically insulated intersecting point. A central antenna (5, 6) is arran...
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WO/2003/003323A1 |
An acousto-magnetic electronic article surveillance antenna (1) is provided that attaches directly to a vertical structure (2) with the electromagnetic field (9) projected across an opening (10), such as an exit or entrance to a building...
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WO/2002/103840A1 |
The invention relates to an antenna coupler (1) for testing mobile transmitters and/or receivers, in particular mobile telephones (2). Said coupler has a receiving element (4) and/or a bearing surface (20) for the mobile transmitter and/...
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WO/2002/101877A1 |
The invention concerns an omnidirectional resonant antenna in a half-plane or in the whole plane comprising a single radiating electric conductor (26) consisting of at least three abutted wires (28, 30, 32), the length of each wire and t...
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WO/2002/094370A1 |
The invention provides a tuned transmitter coil for transcutaneous transmission of power and information from an external component of an auditory prosthesis to an implanted receiver. A shield is provided in order to reduce a skin-to-coi...
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WO/2002/095873A2 |
The invention relates to a ferrite antenna, comprising at least one winding (4), which is arranged around a core (2) consisting of ferrite material. A second core (3), consisting of ferrite material and running coaxially to the first cor...
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WO2002095655A2 |
A tamper indicating label is provided. The label may include RFID components and a tamper track coupled to the RFID components. The tamper track should be constructed from a destructible conducting path. Additionally, the tamper track ca...
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WO/2002/095870A1 |
A method for designing a high performance, small antenna that is matched to a required output impedance, does not require filtering, is simple and inexpensive to manufacture, and is easily integrable with an RF power amplifier- with mini...
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WO/2002/093685A1 |
An antenna (20, 30) for a wireless communications device may be configured in a variety of shapes. The antenna (20, 30) is not limited to a two dimensional space, but may incorporate conductive antenna elements from an integrated circuit...
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WO/2002/093687A1 |
The invention relates to a quality factor self-adaptive device for an antenna that transmits and receives electromagnetic signals. The invention comprises a soft ferrite device (6) that contributes to form of a load (7), with which the a...
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WO/2002/093688A1 |
The invention relates to aerial engineering, in particular to superdirectional receiver-transmitter antennas. Said invention makes it possible to extend a bandwidth and the amplification factor and to obtain a narrow directional diagram ...
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WO/2002/089157A1 |
A compact multilayer coil having a novel structure in which the conductor pattern is fine, the number of turns can be freely set, and the inductance can be large. The coil is composed of a plurality of spiral layers the circuit face of w...
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WO/2002/088762A2 |
The invention relates to a method and a measuring device for contactless testing of the electromagnetic properties of an antenna with the aid of said measuring device. The antenna, when fitted with a chip, can form a transponder for an i...
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WO/2002/078121A2 |
A loop antenna formed of an radiation loop and a reference loop. The reference loop is generally the same size, shape and electrical lenght as the radiation loop and is located in the near field of the in close proximity to the radiation...
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WO/2002/077881A1 |
Automatic tuning of an EAS antenna pedestal (14, Fig. 2A) without the use of special tools or advanced training is provided. The capacitance of the antenna circuit is adjusted to tune the resonant frequency to the desired frequency. Meas...
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WO/2002/078122A1 |
The invention teaches improved, novel methods and materials for the production of electrically conductive patterns, antennas and complex circuitry. The invention contemplates the use of directly electroplateable resins for production of ...
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WO/2002/077939A1 |
A tamper indicating label (100) is provided. The label may include RFID components (401, 402) and a tamper track (102) coupled to the RFID components. The tamper track should be constructed from a destructible conducting path. Additional...
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WO/2002/073735A2 |
A meter register includes a register body having a rotatable drive shaft coupled thereto. A drive gear is attached to the drive shaft and at least one follower gear is rotatably attached to the register body and coupled with the drive ge...
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WO/2002/069441A1 |
The invention relates to a device forming an electromagnetic reflector, comprising an unfoldable support frame (100) bearing at least one fabric element (200) which forms a reflector surface when unfolded, characterized in that the unfol...
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WO/2002/059832A1 |
An electronic device for suppressing a decrease in reception sensitivity and a signal distortion in the case of using IC cards in a stack. A loop antenna (1) provided in an IC card is wound in four turns, where one turn is constituted of...
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WO/2002/060004A2 |
The present invention provides a system, apparatus and method for providing a selectably-tuned miniature antenna. The integrated antenna system has a casing (20) with a plurality of conductive pins (30) aligned along parallel sides, such...
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WO/2002/055315A1 |
A communication device having a long communication range by greatly suppressing the attenuation of the magnetic flux because of a conductive member even if the communication device is installed near the conductive member such as of metal...
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WO/2002/056247A1 |
Disclosed herein is a contactless electronic card attachable to/ or interposed in a certain position of a portable item or portable terminal. The contactless electronic card includes a loop antenna for communicating with a card reader, a...
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WO/2002/054533A1 |
An antenna comprising a substrate, a ground portion mounted on the substrate, a first radiation element disposed near the side face of the substrate, formed helically and having a center axis generally parallel to the side of the ground ...
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WO2000070676A9 |
A high density electronic package (100, 100'', 300, 300') includes a low-modulus-of-elasticity flexible adhesive interposer substrate (110, 210, 310, 330, 500) to which an electronic device, (120, 320, 620, 622, 624, 626) such as a semic...
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WO/2002/050951A1 |
An antenna for RFID which can be mounted directly on the surface of a management object without using a spacer whatever material the surface of the object might be made of. This RFID antenna (14) is mounted on an article (11) electricall...
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WO/2002/050942A2 |
Antennas with steerable antenna patterns and techniques for using such antennas are described. In accordance with the invention, antenna patterns with one or more NULLs are used. Through the use of digital control signals the antenna pat...
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WO/2002/049149A2 |
A segmented loop antenna formed of many segments connected in an electrical loop where the segments are arrayed in multiple divergent directions that tend to increase the antenna electrical length while permitting the overall outside ant...
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WO/2002/048980A1 |
A novel process (Fig. 4) for fabricating low cost RFID devices in which a pattern (34) of metallic toner is printed on a substrate (30) and the contacts on a silicon die (26) are placed directly on contact points printed as part of the p...
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WO/2002/048981A1 |
The invention comprises a method and system for preventing the unauthorized removal of paper rolls, such as cash register receipt paper rolls used by retailers, as well as affixing to the paper roll an electronic sensor (3), wherein the ...
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WO/2002/045209A1 |
There is disclosed a meanderline loaded antenna comprising a ground plane, a plurality of vertical elements orthogonally affixed thereto, a driven vertical element affixed thereto and a horizontal element between the vertical elements. A...
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WO/2002/045210A1 |
A device by an antenna (1) where the coil conductor (2) of the antenna is wound around a ferrite rod/tube (4), and where one conductor (12) of a connecting cable (10) is electically coupled to one end portion (2a) of the coil conductor (...
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WO/2002/039379A1 |
The invention relates to a contactless data carrier (7) which has at least two antennae (1, 2, 7; 11, 12) for respectively different transmission domains. The data carrier (7; 19) can be embodied in such a way that it can be operated wit...
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WO2002015329B1 |
An electromagnetic antenna (16, 17, 30) includes a multiply connected surface, such as a toroidal surface; first and second insulated conductors (18, 20); and first and second signal terminals (34, 36). The first insulated conductor (18)...
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WO/2002/033511A2 |
A system and method are useful for tracking an article at a plurality of stations. A smart tag is associated with each article to be tracked, e.g., by being attached to the article either directly or indirectly, e.g., to a container cont...
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WO/2002/031911A1 |
The invention concerns an antenna for transmission and/or reception of electromagnetic waves (10) comprising a wire arranged in a coil in a plane, said coil comprising at least two turns; the antenna is characterised in that it comprises...
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WO/2002/031629A2 |
A system and method are useful for tracking two or more objects moving by separate transport paths to a destination and associating the objects at the destination. Object and check smart tags (200-N, 200-RX) are associated respectively w...
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