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Matches 651 - 700 out of 7,858

Document Document Title
WO/2008/125345A1
The invention relates to an improved RFID-antenna-system that is characterised by the following characteristics: the at least two patch antennas (21) are offset in relation to each other in the direction of the passage path (3) or at lea...  
WO/2008/125346A3
The invention relates to an improved RFID-antenna-system for a goods identification system (WIS), said RFID antenna system being characterised by the following characteristics: the at least two patch antennas (21) form a group of patch a...  
WO/2008/126628A1
[PROBLEMS TO BE SOLVED] Without increasing an operating burden imposed on an operator, the optimum communication is automatically carried out in response to a distance up to a communication subject. [MEANS FOR SOLVING THE PROBLEMS] An in...  
WO/2008/125346A2
The invention relates to an improved RFID-antenna-system for a goods identification system (WIS), said RFID antenna system being characterised by the following characteristics: the at least two patch antennas (21) form a group of patch a...  
WO/2008/126277A1
The invention relates to an antenna device (20), which is disposed in a wireless communication device, such as a mobile terminal apparatus (22), and also relates to a wireless communication apparatus. A ground loop part (28) is disposed ...  
WO/2008/126451A1
Sheet-shaped base material (21) on its superior surface is provided with spiral line electrode part (22) and, continuing from its inner circumference end, capacity electrode part (23). The base material (21) on its inferior surface is pr...  
WO/2008/123360A1
A structure for a rectangular loop antenna placed on window glass of a vehicle. The loop antenna has a rectangular loop section and the other loop section placed on the inner side of the rectangular loop section so as to share a part of ...  
WO/2008/123456A1
Provided is a mobile radio device which enables an effective use of the space in a case while reducing degradation of an antenna gain and maintaining a communication quality even if a plurality of antennas having different frequency band...  
WO/2008/120756A1
Provided is a portable wireless device which effectively uses a space in a case while maintaining communication qualities by reducing antenna gain deterioration even when a plurality of antennas of different frequency bands are arranged ...  
WO/2008/120757A1
Provided is a portable wireless device having a plurality of antennas of different frequency bands. By positively using one antenna for improving gains of other antennas, the one antenna can be effectively used and the gains of other ant...  
WO/2008/120392A1
An antenna device and a portable terminal which can be used in wireless communication systems of different frequency bands while using a single antenna in common. An antenna device (2) comprises a spiral antenna (21) formed spirally, a f...  
WO/2008/116938A1
A user equipment comprising; a receiver for receiving transmitted data, said receiver comprising an antenna arrangement comprising a ferrite core, said core being surrounded by a sleeve, said antenna arrangement being such that said user...  
WO/2008/111330A1
An antenna device is constructed by mounting an antenna coil (202), having a magnetic material core (4) and a flexible board (5), on a circuit board (9). A first coil (2a) having a coil axis that is parallel with a principal surface of t...  
WO/2008/105103A1
In a reader/writer apparatus using loop antennas to perform a non-contact communication, the loop antennas are effectively used.There are included resonant frequency changing means (C1,D1,C2,D2) for changing the resonant frequencies of t...  
WO/2008/105477A1
A portable electronic device and a magnetic field antenna circuit are provided for making it possible to keep an antenna resonance frequency in a fixed range even if temperature changes. A mobile telephone device (1) is provided with a s...  
WO/2008/099722A1
A wireless interface is provided for supplying all signals and power exclusively wirelessly from a transmitting section (200) to a receiving section (220). The transmitting section (200) comprises a transmitter (210) arranged to modulate...  
WO/2008/096574A1
Provided is a packing material provided with an electromagnetically coupled module. The packing material protects a wireless IC chip from shock from external and environmental changes without deteriorating flatness of the packing materia...  
WO/2008/096576A1
Provided is a packing material provided with an electromagnetically coupled module. The packing material protects a wireless IC chip from shock from external and environmental changes without deteriorating flatness of the packing materia...  
WO/2008/092511A1
The present invention relates to a portable communication device (14) that includes a radio communication unit (48), an antenna exciter element (18) for connection to the radio communication unit and ground (46) and at least one further ...  
WO/2008/092512A1
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 (18) includes a wire of an electrically conducti...  
WO/2008/090745A1
A loop antenna which can reduce variation in characteristics due to the installation environment of the loop antenna and can prevent deterioration in data communication function. The loop antenna has a loop-like feeding pattern (21) conn...  
WO/2008/091734A1
A shielding article including a substantially conductive layer; and a substantially magnetically permeable layer adjacent the conductive layer. Embodiments of the invention can feature the substantially conductive layer and the substanti...  
WO/2008/087841A1
[PROBLEMS] To provide a printer by which a read/write range wherein communication is performed with a RF tag can be adjusted wide, without requiring a complicated mechanism nor changing the arrangement position of a RFID antenna. [MEANS ...  
WO/2008/087802A1
The electrodes of a circuit part are electrically connected to metal terminals (114a, 114b, 114c), and the metal terminals (114a, 114b, 114c) are fastened to a bobbin (108) so that the circuit part can be constructed between the metal te...  
WO/2008/088099A1
Disclosed herein is a balun internal type loop antenna, in which a radiation patch is helically formed on the outer circumference of a dielectric in a direction from the lower portion of the dielectric to the upper portion thereof, and a...  
WO/2008/083719A1
The invention falls within the technology of antenna design, in general and particularly, in the technical field of Radiofrequency Identification (RFID). In short, an antenna is described comprising a radiating element that achieves self...  
WO/2008/081699A1
A base sheet (12) has a structure which stably couples even a 1mm or smaller particle-like chip on paper with an antenna line only by arranging the chip close to the antenna line without bringing the chip into electrical contact with the...  
WO/2008/080876A1
A method for producing radiofrequency communication devices with or without an operation switch and devices obtained. The invention relates to a method for producing a radiofrequency communication device comprising an electronic componen...  
WO/2008/075156A1
A GPS antenna has two electrically connected L-sections disposed on opposite sides of a circuit board. The L-sections lie on two separate planes parallel to the circuit board surface. One L-section is connected to a feeding point located...  
WO/2008/072496A1
An antenna coil (100) is provided with a coil body (104) composed of a magnetic core (106), a bobbin (108) surrounding the magnetic core (106), and a coil (110) wound on the bobbin; and a case (102) storing the coil body (104). A foam bo...  
WO/2008/072411A1
A planar radiation element (2) is arranged on the ground surface (5) while spaced apart therefrom. The radiation element (2) resonates at predetermined low level wavelength λ1 and high level wavelength λ2. On the periphery of the radia...  
WO/2008/072785A1
A band-widened loop antenna having a width narrow enough to be disposed between defogger lines (20) by using a one-wavelength loop antenna (10). The one-wavelength loop antenna (10) is a rhombus shape and symmetrical with respect to a ve...  
WO/2008/073218A1
In one aspect, the invention is a far-field power extraction circuit which includes an integrated antenna and impedance matching portion and a rectifier portion. The antenna and impedance matching portion includes an antenna configured t...  
WO/2008/065994A1
A magnetic coupler and reader in which a high-frequency electromagnetic field for responding and reading information is properly given to a small magnetic coupling circuit element contained or added to a sheet or plate object having a hi...  
WO/2008/065127A3
The transponder comprises a conductive wire coil that is coiled onto a ferrite generally cylindrical bar (1) and connected to a radio frequency wave identification integrated circuit (3). The coil (2) is produced as a single layer of non...  
WO/2008/065127A2
The transponder comprises a conductive wire coil that is coiled onto a ferrite generally cylindrical bar (1) and connected to a radio frequency wave identification integrated circuit (3). The coil (2) is produced as a single layer of non...  
WO/2008/065992A1
An RF powder particle, an RF powder, and an RF powder-containing base all making it difficult to make a counterfeit document, a counterfeit bank note, or the like of a sheet object having a high property value such as a bank note, having...  
WO/2008/062828A1
Provided is a field improving system having a resonator for improving environment for communication among a sensor, a tag and a noncontact IC card. The system is used for RFID (Radio Frequency Identification) sensor, IC tag and noncontac...  
WO/2008/062588A1
Provided is an antenna coil which can be easily manufactured and have a high impact resistance. In the antenna coil, a coil is wound onto a bobbin in which a flat plate core of a magnetic material is inserted, and they are contained in a...  
WO/2008/061800A1
The invention relates to an antenna for a backscatter-based RFID transponder with an integrated receiving circuit comprising a capacitive input impedance for receiving a radio signal located spectrally within an operating frequency range...  
WO/2008/062514A1
A communication apparatus (100) comprises a first antenna (A1) for receiving carriers on which information signals, which are modulated signals, are superimposed; a ground terminal (50) for causing a reference voltage to be close to zero...  
WO/2008/061114A2
A multipole antenna for conducting logging-while-drilling (LWD), includes a wire for one of producing and receiving an electromagnetic field, the wire having at least one winding for providing a magnetic moment in a first portion of the ...  
WO/2008/056601A1
An antenna unit (1) comprising an antenna coil (2) for performing at least one of reception and transmission of an electromagnetic signal, a bobbin (3) around which the antenna coil (2) is wound, a core (4) contained in the bobbin (3), a...  
WO/2008/053631A1
An antenna coil (100) is constituted by winding a flexible substrate (104) around a magnetic body core (102). A receiving coil (106) consisting of a first receiving coil portion (107a) and a second receiving coil portion (107b) of revers...  
WO/2008/051057A1
Provided is a loop antenna. The loop antenna includes a first antenna element embodied as a coaxial cable, a second antenna element embodied as a line and connected to one end of the first antenna element in series, a third antenna eLeme...  
WO/2008/050869A1
A waveguide provided on an antenna supporting rod along with a radiator. The waveguide has one or more pairs of annular elements obtained by forming a conductive material into a loop and also has a base for supporting the annular element...  
WO/2008/051701A1
The hybrid junction includes four electrically conductive planar windings, circular or rectangular, arranged so as to lie along an imaginary spherical or cylindrical surface. Each of the four electrically conductive windings is rotated f...  
WO/2008/050541A1
Disclosed is an antenna device reduced in size by decreasing the number of constituent components, wherein decrease in reliability due to heat of an internal heat-generating element can be suppressed. Specifically disclosed is an antenna...  
WO/2008/044557A1
Provided is an antenna comprising a radiation element and a reflecting plate arranged, while being held at a predetermined spacing, on the back face of the radiation element. This radiation element includes first and second antenna eleme...  
WO/2008/038688A1
P-MOS FETs (21,22), which are used as amplifying elements for amplifying an input signal from a loop antenna (1), are directly connected to the loop antenna (1), whereby the input signal from the loop antenna (1) can be received by the p...  

Matches 651 - 700 out of 7,858