Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 601 - 650 out of 4,784

Document Document Title
WO/2008/126451
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/2008/123360
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/2008/123456
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/2008/120756
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/2008/120757
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/2008/120392
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/2008/116938
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/2008/111330
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/2008/105103
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/2008/105477
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/2008/099722
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/2008/096574
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/2008/096576
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/2008/092511
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/2008/092512
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/2008/090745
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/2008/091734
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/2008/087841
[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/2008/087802
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/2008/088099
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/2008/083719
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/2008/081699
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/2008/080876
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/2008/075156
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/2008/072496
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/2008/072411
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/2008/072785
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/2008/073218
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/2008/065994
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/2008/065127
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/2008/065127
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/2008/065992
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/2008/062828
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/2008/062588
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/2008/061800
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/2008/062514
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/2008/061114
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/2008/056601
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/2008/053631
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/2008/051057
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/2008/050869
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/2008/051701
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/2008/050541
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/2008/044557
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/2008/038688
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...  
WO/2008/036077
Embodiments of a multi-axial antenna system and system for measuring subsurface formations are generally described herein. Other embodiments may be described and claimed. In some embodiments, the multi-axial antenna system (100 in Fig. 1...  
WO/2008/036077
Embodiments of a multi-axial antenna system and system for measuring subsurface formations are generally described herein. Other embodiments may be described and claimed. In some embodiments, the multi-axial antenna system (100 in Fig. 1...  
WO/2008/035700
A vehicle antenna device arranged in a door handle (1) includes a first antenna (11) which transmits and receives a communication radio wave to/from a key radio mobile device; and a second antenna (12) which transmits and receives a comm...  
WO/2008/029534
Even if IC tags adhered to the outer face of a physical distribution container or a pallet overlap each other, the transmissions to the IC tags can be satisfactorily performed to write and read data in and from the IC tags. Wireless IC t...  
WO/2008/029567
An antenna device comprises a bar antenna (5) in which a coil (3) is wound around a ferrite bar (2) and a case (11) for supporting the bar antenna (5). The case (11) includes two side wall parts (11a) the surfaces of which face each othe...  

Matches 601 - 650 out of 4,784