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7616166 |
Three-axis antenna, antenna unit, and receiving device
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 ( 22 a, 22 b ) projecting in the X-axis direction in...
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7592964 |
Shielded coil for inductive wireless applications
The present invention relates to a surface mounted coil ( 200 ) for wireless communication. The coil ( 200 ) comprises a wire ( 202 ) wounded about a core ( 204 ) thereby establishing a plurality...
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7570223 |
Antenna core and method for production of an antenna core
An antenna core comprises a flexible stack of a plurality of oblong soft-magnetic strips consisting of an amorphous or nanocrystalline alloy. The strips of said antenna core are separated from one...
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7557766 |
Portable remote controller for tire status detector
A portable remote controller for a tire status detector, includes a portable casing, a transmission circuit disposed in the casing, a low-pass filter disposed at an output side of the transmission...
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7557763 |
Housing mounted Z-axis antenna coil
A fob for a remote keyless entry system includes a printed circuit board (PCB) located within a housing. The PCB includes a surface on which circuitry is printed and components are mounted. A coil...
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7548213 |
Game chip
The present invention relates to the technology of recognizing and reading each game chip although game chips are stacked. The present invention is a game chip storing data readable by a...
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7545337 |
Antenna arrangement for inductive power transmission and use of the antenna arrangement
An antenna arrangement for the inductive transmission of energy has magnetic cores made of a composite material with amorphous or nanocrystalline flakes and a moulded plastic material, so that the...
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7545336 |
Card type wireless device, antenna coil, and method for manufacturing communication module
An antenna coil includes: an air-core type flat coil body; and a coil support member disposed between the coil body and a substrate so that the coil body is supported on a surface of the substrate....
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7538743 |
Balanced and shortened antennas
An antenna for radiating and/or receiving signals. The antenna includes (i) a first hollow and helical pipe, (ii) a second hollow and helical pipe, (iii) a first transmission wire, (iv) a second...
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7515112 |
Antenna device and radio wave controlled timepiece
An antenna device includes an antenna for receiving a time information radio wave, and an antenna support member. In the antenna, a coil is wound around a center portion of a core. In the support...
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7511679 |
Antenna, and radio timepiece using the same, keyless entry system, and RFID system
A magnetic sensor-type antenna comprising a magnetic core and a coil wound around the magnetic core for receiving electromagnetic waves, which is disposed in a housing such that the end portion of...
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7508350 |
Antenna core
A highly bendable antenna core ( 8 ) which is highly bendable for high-frequency identification systems substantially retains its soft-magnetic properties when bending occurs. The antenna core is...
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7503509 |
Antenna apparatus
This invention provides an antenna apparatus ( 60 ) for use in a non-contact type IC card into and from which data can be written and read by electronic apparatuses having a communication function,...
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7503491 |
RFID chip and antenna with improved range
A “coil-on-a-chip” RFID tag having an rfid integrated circuit and an antenna contemporaneously formed on a substrate. The antenna is a helical multiple layer, multi-turn coil having an axis of...
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7501955 |
RFID device with content insensitivity and position insensitivity
An RFID device includes an antenna structure that provides good performance throughout a range of different positions relative to nearby materials, such as metallic objects in a carton or other...
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7495626 |
Antenna for electron spin radiation
An antenna for generating electron spin radiation corresponding to a signal from a radio frequency communications device includes a substantially cylindrical conductor, a first spiral-wound flat...
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7495625 |
Antenna for reader/writer and reader/writer having the antenna
A soft magnetic member which is formed by a composite of an organic object to satisfy a predetermined relationship with an antenna area, a circumference length, and a magnetic transmission ratio...
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7471259 |
Tank antenna
An air tank for a self-contained breathing apparatus that incorporates a coil antenna for use in a magneto-inductive system. The coil antenna is formed as a part of the tank. The antenna is...
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7466283 |
Coil antenna structure and portable electronic apparatus
A coil antenna structure includes a first magnetic component extending in the thickness direction of a tabular primary casing. A second magnetic component and a third magnetic component, which are...
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7463208 |
Antenna, and radio-controlled timepiece, keyless entry system and RFID system
An antenna comprising a magnetic main-path member comprising a coil wound around a magnetic core, and a magnetic sub-path member magnetically connected to the magnetic core for constituting a...
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7446724 |
Monopole antenna
A monopole antenna comprising an antenna conductor to transmit or receive a radio wave, and an inductor either inserted in the antenna conductor or connected to an end of the antenna conductor. The...
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7446720 |
Method and apparatus for a wireless hearing aid antenna
The present subject matter includes a hearing aid housing, a microphone, a wireless communication circuit, hearing aid electronics disposed in the housing, the hearing aid electronics connected to...
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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...
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7436372 |
Antenna device and electronic equipment comprising the antenna device
An antenna device, housed in a space of a case of an electronic equipment, the case having a surface in which an aperture is formed, includes a magnetic substance and a coil wound around the...
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7427963 |
Antenna coil and antenna device
An antenna coil includes: a core ( 3 ) formed by shaping a magnetic material into a bar-like configuration; a bobbin ( 1 ) having a through-hole ( 12 ) into which the core ( 3 ) is to be inserted;...
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7427034 |
Information processing apparatus and loop antenna
An information processing apparatus for use in a transmitting or receiving operation by a non-contact type IC card function and a reader/writer function includes a loop antenna having a feeding...
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7425929 |
Coil antenna
A coil antenna includes a magnetic core and a coil wound around a bobbin which are accommodated within a case. The magnetic core and an end of the bobbin are connected to a cap. The magnetic core...
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7411507 |
Metal housing with integral antenna for RFID reader/writer
Enhanced physical protection against vandalism for RFID reader/writer units is provided by a relatively thick metal front or housing which also functions as the antenna element of the...
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7405709 |
Magnetic core member, antenna module, and mobile communication terminal having the same
A magnetic core member, an antenna module, and a portable communication terminal having this, which have a configuration capable of satisfying enhancement of communication characteristics of...
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7403168 |
Antenna device and communications system using the same
An antenna made by winding a coil on the periphery of a rod-like core made of a magnetic material is housed inside a pillar having a relatively small width and disposed in a manner such that its...
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7394376 |
Theft deterrent tag
An article surveillance tag that has a shock absorbing mechanism that prevents unauthorized removal of the tag by the application of a strike force to the tag by a blunt object. In one embodiment,...
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7388500 |
Enhanced mechanism for radio frequency identification reader
The invention relates to an enhanced mechanism for RFID reader which includes: an antenna for receiving a RFID signal transmitted from an object under test and outputting the RFID signal to the...
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7372422 |
Low cost electronic probe devices manufactured from conductive loaded resin-based materials
Electronic probe devices are formed of a conductive loaded resin-based material. The conductive loaded resin-based material comprises micron conductive powder(s), conductive fiber(s), or a...
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7372421 |
Antenna device and communication system using it
An antenna device has a core made of a magnetic material, a coil formed by winding a conducting wire on a predetermined range including the core and the outer region of the core, and a sub-core...
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7355556 |
Antenna and electronic device
An antenna includes a rod-like core configured by an amorphous metal formed into a bulk configuration, and a coil wound around the core. An electronic device includes a case encasing the antenna, a...
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7336235 |
Antenna having a core material of laminated thin magnetic plates that are divided to be wider at end portions of the core material
An antenna having: a core material which is formed by laminating a plurality of thin plates made of a magnetic material, both end portions of the core material being widened in a thickness...
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7333063 |
Electronic device and antenna apparatus
In an electronic device having a metal device case, and an antenna disposed inside the device case, a magnetic member having a magnetic permeability higher than a magnetic permeability of the...
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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...
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7317426 |
Core antenna for EAS and RFID applications
A core antenna system for use in electronic article surveillance (EAS) and radio frequency identification (RFID) systems. The core antenna system may include a core antenna. The core antenna may...
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7307597 |
Antenna
An antenna is provided which includes a radiation conductor; a basebody provided on the radiation conductor, and including a dielectric section made of a dielectric material and a magnetic section...
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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...
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7281314 |
Method for implementing an antenna system
A system and method for implementing an antenna system for multiple antennas using a single core. The method may include providing a first core, a first winding would about the first core for...
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7280079 |
Adapter device for car radio
An object of the invention is to provide an adaptor device for a car radio capable of improving the receiving state. The adaptor device 20 for a car radio is connected to a vehicle-mounted...
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7274337 |
Antenna structure and wave clock having the antenna structure, and method for manufacturing the antenna structure
An antenna structure that can be received in a case in a condition that an occupied space is minimized, and allows reception of an electric wave at excellent sensitivity, and a wave clock having...
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7262742 |
Antenna frame, antenna structure, and watch type wave clock having the antenna structure
An antenna frame that can suppress shock given to an antenna and position the antenna with controlling increase in size to a minimum, an antenna structure, and a wave clock having the antenna...
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7230572 |
Low cost antenna devices comprising conductive loaded resin-based materials with conductive wrapping
Antennas are formed of a conductive loaded resin-based material with conductive wrapping, embedding, and/or center-fusing. The conductive loaded resin-based material comprises micron conductive...
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7209090 |
High efficiency core antenna and construction method
A magnetic core antenna system including a magnetic core and a winding network. The winding network may be configured with a non-uniform ampere-turn distribution to achieve a desired flux density...
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7205947 |
Litzendraht loop antenna and associated methods
The antenna includes a Litz wire loop having a plurality of individually insulated wires braided together and a plurality of splices therein to define distributed capacitors. A magnetically coupled...
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7180450 |
Semiconductor device with antenna and collector screen
A semiconductor device includes a substrate, for example made of silicon, and layers, deposited on this substrate. Within at least one of these layers a radio signal transmission/reception antenna...
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7170462 |
Antenna structure and radio controlled timepiece
An object of the present invention is to provide an antenna structure having high reception performance and having neither material limitations nor design limitations, and to provide a radio...
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