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Patent Searching and Data


Matches 351 - 400 out of 2,884

Document Document Title
WO/2007/136289A1
Embodiments of chip-lens array antenna systems are described. In some embodiments, the chip-lens array antenna systems (100) may comprise a millimeter- wave lens (104), and a chip-array antenna (102) to generate and direct millimeter-wav...  
WO/2007/102308A1
Receiving antennas (5A to 5F) are arranged in a line at intervals of at least one wavelength of a transmission wave, and the central directions of the directivities of the receiving antennas (5A to 5F) are so set as to be different from ...  
WO/2007/090785A1
The present invention relates to a radio-based system, in particular an RFID system or a radio locating system. The intention is to effectively reduce multi-path propagation effects. For this purpose, a base station antenna (8) is formed...  
WO/2007/074943A1
An electromagnetic lens device includes an electromagnetic lens (2) for transmission, an electromagnetic lens (3) for reception, two primary radiators (4, 5) each located at a focal point of one of the electromagnetic lenses (2, 3) , an ...  
WO/2007/058620A1
An antenna for radio frequency identification is disclosed. The antenna comprises a first radiating element having at least one loop element and a second radiating element spatially displaced from the first radiating element and having a...  
WO/2007/054475A1
The invention relates to a motor vehicle which is equipped for radio communication with at least one further motor vehicle, comprising an antenna structure (A) which can be used to transmit and receive useful signals, wherein the antenna...  
WO/2007/053213A1
Systems and methods are disclosed herein providing an improved approach to phased array antenna communications . In one example, an antenna system includes a digital beamformer adapted to receive a plurality of input signals and selectiv...  
WO/2007/048958A1
The invention concerns a transmitting/receiving antenna with radiation diversity comprising on a substrate at least first and second radiating elements (10, 11) connected via a network of power supply lines to an electromagnetic signal t...  
WO/2005/122328A3
A satellite communication subscriber device (16) includes a smart antenna (18) for generating antenna beams (30, 32) for receiving signals from at least one satellite, and a receiver (42). The receiver includes a quality metric module (4...  
WO/2007/040635A1
An antenna comprised of a plurality of identical subarrays (82) each having N antenna elements. The antenna elements of a core (84) of subarrays all contribute outputs which are used for forming sum and difference beams. A peripheral are...  
WO/2007/037674A1
Device for sending and/or receiving signals to/from at least two satellites. The device includes an antenna with at least two antenna beams, and a switching unit connected to the antenna and arranged for switching the at least two antenn...  
WO/2007/038052A2
An antenna system (10) is disclosed that includes a base section to which a signal connector may be attached, and a radiating section (20) distal form said base section. The radiating section (20) includes a flexible electrically conduct...  
WO2007016526A9
An antenna system for a radio frequency identification system comprising (a) a base (105), a first patch antenna (102) disposed on the base (105) and having a circular polarization and adapted to convert between electrical signals and el...  
WO/2007/032330A1
A portable wireless device is provided with a first case (11) having a metal section; a second case (12); a hinge section (13) rotatably connecting the first case with the second case; a circuit board (18) provided in the second case wit...  
WO/2007/028433A1
The invention relates to a motor vehicle radar system (12) comprising at least two antenna structures (14, 16), which are located at a predetermined distance (d) from one another in a first spatial direction (y) and each of which has an ...  
WO/2007/025568A1
Systems and methods for configuring a single sector antenna capable of operating in multiple modes and comprising a plurality of radiating arrays to radiate over a sector area at a polarization by activating a single radiating array. An ...  
WO/2006/110308A3
Integrating dual antennae into a single rigid assembly guarantees parallel alignment between the antennae and provides higher isolation with lower insertion loss than duplexing methods can achieve through a single antenna. The resulting ...  
WO/2007/016526A1
An antenna system for a radio frequency identification system comprising (a) a base (105), a first patch antenna (102) disposed on the base (105) and having a circular polarization and adapted to convert between electrical signals and el...  
WO/2005/117207A3
A matrix-fed circular array system includes a plurality of antennas, a plurality of azimuth matrices in communication with the antennas, and a plurality of elevation matrices in communication with the azimuth matrices. The array system f...  
WO/2007/010274A1
An antenna has multiple antenna elements, with a beam forming Butler matrix, having antenna ports and input/output ports, with each of said antenna elements being connected to a respective port of the beam forming Butler matrix. Transcei...  
WO2005025109A3
A communication satellite cellular coverage pointing correction using uplink beacon signal is provided. A ground-based beacon transmits a monopulse tracking signal or a Traveling Wave Coupler (TWC) tracking signal to a specialized tracki...  
WO2006079080B1
A wireless radio transceiver which reduces interference between antennas positioned in substantially close proximity is disclosed. The exemplary radio transceiver comprises at least two radios, at least one antenna interfacing with each ...  
WO/2006/110308A2
Integrating dual antennae into a single rigid assembly guarantees parallel alignment between the antennae and provides higher isolation with lower insertion loss than duplexing methods can achieve through a single antenna. The resulting ...  
WO2005091890A3
The present invention relates to an apparatus and method for preventing unauthorized users from gaining access to a wireless network. A processor allows only data transmissions from the directions of the authorized users to access the ne...  
WO/2006/105298A1
At least one feature provides a way to perform point-to-multipoint transmissions using adaptive or directional antennas while reducing antenna pattern distortion. Generally, rather than transmitting the same waveform to two or more recei...  
WO/2006/097145A1
The present invention relates to a rod antenna comprising a two-dimensional patch (2) for radiating and/or receiving an electromagnetic wave, said patch (2) extending along a plane defined by two coordinate axes being orthogonal to each ...  
WO2005112360A3
The present invention relates to multiple antenna (R1-RM) wireless access points that multiplex signals by spatial division. In particular, it relates to grouping clients (S1-SN) of the access point for spatial division multiplexing. Par...  
WO/2006/077184A1
The invention relates to a device for emitting and receiving electromagnetic radiation, particularly microwave radiation, which has at least one supplying element, at least one wave guide, and at least one rod radiator. The supplying ele...  
WO/2006/079080A1
A wireless radio transceiver which reduces interference between antennas positioned in substantially close proximity is disclosed. The exemplary radio transceiver comprises at least two radios, at least one antenna interfacing with each ...  
WO2006020023B1
Methods and apparatus for antennas, wireless cells and networks are described. Antennas use a shield to provide a shape of coverage, area of coverage, and channel assignment pattern configured for high throughput wireless cells and netwo...  
WO/2006/053399A1
Marine personal locator system including personal transmitters activated by immersion and a receiver. The transmitter includes a microprocessor adapted to effect transmission of a unique tone identifying the transmitter. The receiver inc...  
WO2006020023A3
Methods and apparatus for antennas, wireless cells and networks are described. Antennas use a shield to provide a shape of coverage, area of coverage, and channel assignment pattern configured for high throughput wireless cells and netwo...  
WO/2006/039954A1
The present invention provides a short-range wireless mobile communication system with a first terminal (1) and a mobile terminal (2) that are each adapted for transmitting and receiving an information carrying signal wave, whereby at le...  
WO/2006/032580A1
The invention relates to an antenna radar system comprising a short-range function (105) and a long-range function (115) which is arranged separately from the short-range function (105), said short-range function (105) and said long-rang...  
WO/2006/032569A1
The invention relates to an antenna radar system comprising a short-range antenna path (310 - 365), and a long-range antenna path (210 305) separate from the short-range antenna path (310 - 365). According to the invention, a push-pull m...  
WO/2006/032368A1
The invention relates to an antenna comprising a first planar antenna (102; 202; 302) and a second planar antenna (104; 204; 304). A coupling device (106; 206; 306) is used to couple the first planar antenna (102; 202; 302) to a first co...  
WO/2006/029926A1
The invention relates to a monostatic multibeam radar sensor for motor vehicles, said radar sensor comprising a group antenna (22), a planar lens (18) comprising a plurality of ports (16), and a homodyne mixer system. The invention is ch...  
WO/2006/020023A2
Methods and apparatus for antennas, wireless cells and networks are described. Antennas use a shield to provide a shape of coverage, area of coverage, and channel assignment pattern configured for high throughput wireless cells and netwo...  
WO2004084341A3
An apparatus and associated method are disclosed which form a multiple beam forming network using time division multiplexing. Instead of having several parallel sets of beam forming network hardware running at a given sampling clock rate...  
WO/2006/009122A1
It is possible to effectively configure an antenna system of simple structure in a limited space. A mono pulse radar device includes an antenna unit having an array antenna (wide-beam array antenna)(area K1) formed by a part of the anten...  
WO/2005/122328A2
A satellite communication subscriber device (16) includes a smart antenna (18) for generating antenna beams (30, 32) for receiving signals from at least one satellite, and a receiver (42). The receiver includes a quality metric module (4...  
WO/2005/117207A2
A matrix-fed circular array system includes a plurality of antennas, a plurality of azimuth matrices in communication with the antennas, and a plurality of elevation matrices in communication with the azimuth matrices. The array system f...  
WO2005043562A3
An antenna is arranged to be mounted on a vehicle and to receive signals, such as television signals, from a geosynchronous satellite. In a preferred arrangement the antenna includes two or three linear arrays of antenna element rows. Th...  
WO2005034406A3
A method and system is disclosed for enhancing reception of wireless communication signals. A beam pattern including at least one set of beams is generated. Where the beam pattern includes at least two sets of beams, the beam sets may be...  
WO/2005/112360A2
The present invention relates to multiple antenna (R1-RM) wireless access points that multiplex signals by spatial division. In particular, it relates to grouping clients (S1-SN) of the access point for spatial division multiplexing. Par...  
WO/2005/103756A1
The invention relates to a detection device, comprising a parabolic mirror (1) and several radiation detectors (2-5). The detectors are placed in the focal plane (O, X'-X, Y'-Y) of the mirror with respective spacings in a common fixed di...  
WO/2005/099120A1
The present invention discloses a curve shaped intelligent antenna array and method of optimizing its structure parameter, and implements sector cover while maximum meets intelligentent antennae technique require. The antenna element is ...  
WO/2005/099042A1
The invention relates to a planar waveguide structure for creating a phase gradient between the input signals of an array of antenna elements, said waveguide structure requiring a relatively small amount of space and permitting beam defl...  
WO/2005/091890A2
The present invention relates to an apparatus and method for preventing unauthorized users from gaining access to a wireless network. A processor allows only data transmissions from the directions of the authorized users to access the ne...  
WO/2005/093905A1
An antenna is provided comprising a first group of part-spherical dielectric lenses supported on a first portion of a conducting ground plane arranged to reflect signals emerging from the lens, each of the lenses having a number of assoc...  

Matches 351 - 400 out of 2,884