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WO/2008/119952A1 |
A parasitic antenna element (20) comprises first and second switches: one at the base (PIN diode 22) and one approximately half way along the parasitic element (PIN diode 28). The lower half of the parasitic element is realized as a copl...
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WO2007130482B1 |
In accordance with the teachings described herein, RFID systems are provided that include a distributed RFID antenna array utilizing one or more circular polarized helical antennas. A plurality of RFID tags may be used, with each RFID ta...
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WO/2008/117664A1 |
In a terahertz antenna module (1), a photoconductive antenna element (17) is fixed to a wiring board (9) and electrically connected to an electrical signal input/output pin (24) of an electrical signal input/output port (23) through a si...
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WO2007100001A9 |
An antenna device is loaded in a note PC (100) and is used for communication between the note PC (100) and the external of the PC (100). The antenna device is provided with an antenna (181) for wireless LAN for transmitting and receiving...
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WO/2008/115267A1 |
An antenna system is provided including a rapidly expandable-collapsible housing which mounts two sections of fabric material each having an array of antenna elements formed of electrically conductive material such as copper thread embed...
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WO/2008/114246A2 |
An antenna for communicating with a satellite from a moving vehicle. The antenna comprises a transmitter for generating a transmission signal, main and sub reflectors, and a waveguide associated with the transmitter for conducting the tr...
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WO/2008/110329A2 |
The invention relates to a photoconductor comprising a layered stack (72) with a semiconductor layer (64) that is photoconductive for a predetermined wavelength range and that lies between two semiconductor barrier layers (62), which hav...
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WO/2008/105977A2 |
An antenna is provided and includes an outer dish having a first surface and a second surface; an inner dish mounted to the first surface of the outer dish; a helix feed mounted on a ground plane; and a support mounted at an axial center...
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WO/2008/087388A1 |
A displaced feed antenna, operating at UHF, microwave, millimetre wave and tetrahertz frequencies, of mostly spaced conducting plate construction that incorporates electronically selectable feed points with associated antenna beam positi...
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WO/2008/084249A1 |
An antenna structure of, for example, a vehicle intruder alarm comprises a first and third patch antennas (409, 509) having respective feeds (412, 512) by means of which the patch antennas can be selectively driven, and a second patch an...
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WO/2008/084606A1 |
A portable telephone has an upper case (2) having a front surface provided with an LCD panel (21), a lower case (3) having a front surface provided with a keypad (22), and an antenna. The upper and lower cases (2, 3) are connected togeth...
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WO/2008/079448A1 |
An antenna system (102) for receiving and transmitting radio frequency (RF) signals within a plurality of predetermined RF bands includes a ground leg (202), a feed leg (206), one or more capacitive patches (212) and one or more switchin...
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WO/2008/066037A1 |
Provided is a radiator for a balanced antenna. A thin plate-like conductive material is formed rectangular to form a first radiation element. A pair of first radiation elements are arranged at an interval so that the axial lines in the l...
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WO/2008/055526A1 |
An antenna device (200) according to the invention comprises a dielectric substrate (1) with a front dielectric face (2) and a back dielectric face (3), at least one dipole means (4) printed on said dielectric substrate (1), comprising a...
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WO/2008/050854A1 |
Provided is a cellular phone, which has a smaller physical space required for arranging a reflector, compared with conventional cellular phones, and has a reduced SAR by ensuring a distance between an antenna and a passive element as a r...
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WO/2008/051702A1 |
A low-profile antenna system includes a main reflector (102) formed as a shaped main reflector surface that is approximately, but not precisely, parabolic. The main reflector (102) has a main reflector edge configuration (103) that is as...
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WO/2008/050758A1 |
An antenna device is provided with a linear antenna element, a passive element section arranged in the vicinity of the antenna element, and a control section for controlling the passive element section. The passive element section has a ...
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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...
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WO/2008/044062A1 |
An antenna comprises a substantially hemispherical dielectric lens (1) which is coupled via frequency and/or polarisation selective surfaces (2) to additional dielectric regions (4) so as to spatially discriminate the frequencies and/or ...
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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...
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WO/2008/041817A2 |
A unified communication repeater for wireless communication repeats signals between a network and communication terminals via a wireless line. The unified communication repeater comprises a repeater circuit for adjusting an attenuation v...
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WO/2008/037887A2 |
The invention relates to an antenna using a photonic forbidden band (PFB) material in which, by default, a surface (26) for injecting and/or receiving electromagnetic waves in a resonance cavity of the antenna (8) has at least a width or...
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WO/2008/035038A1 |
A structure, and a method for modifying the design of a structure, are provided such that the structure comprises features designed to reduce and preferably minimise the radar cross-section of the structure over one or more predetermined...
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WO/2008/031826A1 |
An acquisition instrument (10) for operating in space comprises: i) a deployable primary reflector, consisting of at least two deployable reflecting elements (Ei) suitable, once they are deployed in a final position, for together definin...
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WO/2008/028739A1 |
In the case of an antenna arrangement having at least one primary antenna element (10), in particular in the form of a planar antenna element, parasitic antenna elements (11) are arranged in the azimuth and/or elevation direction paralle...
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WO/2008/029928A1 |
The antenna apparatus comprises an antenna (1), and a resin material (2) provided between the antenna (1) and a reflector (windshield (3)). The resin material (2) includes portions, and the thickness (or dielectric constant) of each port...
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WO/2008/019748A1 |
An improved tunable antenna of planar design is characterized by the following features: in plan view at right angles to the radiation surface (7), the electrically conductive structure (13, 113) covers the radiation surface (7) entirely...
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WO/2008/017386A1 |
An improved antenna arrangement is distinguished by the following features: - the reflector arrangement has a printed circuit board (5) with an electrically conductive ground plane (7), the reflector arrangement also has a reflector fram...
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WO/2008/017385A1 |
An improved antenna arrangement is characterized by the following features: the antenna arrangement comprises at least one dipolar emitter arrangement (3) with the associated supporting device and/or balancing (21) and the associated dip...
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WO/2008/016033A1 |
A radar having high time/high space resolution in which volume scanning can be performed with an inexpensive and simple arrangement, and the size and weight can be reduced. The radar (50) is equipped with an antenna section (51) consisti...
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WO/2008/015647A2 |
Dual reflector offset mechanical pointing low profile telecommunication antenna, to be used above all on vehicles, even high-speed ones. Its reduced physical dimensions facilitate its use, with respect to the known solutions, as it allow...
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WO/2008/003991A1 |
There is provided an antenna arrangement for use in an ultra-wideband network, the antenna arrangement comprising an active element; and a plurality of passive elements arranged around the active element; each passive element being contr...
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WO/2008/004970A1 |
The present invention relates to an antenna box (1) for example TV-reception comprising; a number of dipole elements (2), a cover (3) functioning as a radome, means (4,6,10) for mounting the box (1) to a wall or similar, a balun (7), a b...
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WO/2008/000891A1 |
The invention relates to a radio antenna (100) and, more specifically, to an internal multiband antenna for use, e.g., in a portable telecommunication device, such as a mobile phone. In particularly the invention relates to an antenna mo...
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WO/2007/149746A2 |
An integrated multi-beam antenna with a shared dielectric lens is disclosed. The antenna is formed by positioning the feed apertures of a plurality of waveguide feeds at positions located on the surface of the shared dielectric lens. The...
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WO/2007/141850A1 |
A radio wave lens antenna device using in combination a semispherical Luneberg lens and a radio wave reflecting plate, in which degradation in receiving sensitivity of the antenna in rainfall and snowfall is minimized. The radio wave len...
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WO/2007/136292A1 |
Embodiments of an indoor millimeter-wave wireless personal area network and method are described. In some embodiments, a directional antenna (103) and a diffusive reflector (106) are used to increase throughput and reduce multipath compo...
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WO/2007/136290A1 |
Embodiments of millimeter-wave communication systems and methods for communicating using millimeter-waves are described. In some embodiments, a directional antenna (102) may direct millimeter-wave signals substantially in a horizontal pl...
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WO/2007/136293A1 |
Embodiments of millimeter-wave chip-array reflector antenna system are generally described herein. Other embodiments may be described and claimed. In some embodiments, the millimeter-wave chip-array reflector antenna system includes a mi...
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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...
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WO/2007/132262A1 |
An antenna (1) comprises a number of antenna units (10, 20, 30), each comprising a lens (11, 12, 13) and any array (21, 22, 23) of beam ports (32). The antenna units (10, 20, 30) are arranged in a stack, and are configured to transmit or...
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WO/2007/125935A1 |
An RFID communication system is provided with an antenna (21), which performs read/write communication with an RFID tag (3) attached to an object, and a reflecting plate (28) arranged at a position for receiving electromagnetic waves (6)...
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WO/2007/126706A2 |
Multiband polarized receiver-emitter THz domain visualization device that includes a group of elemental receiver units made from a resonant system sensitive to frequency and polarization, a micro-bead solid-state voltage amplifier in the...
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WO/2007/119289A1 |
An antenna assembly having a choke structure of individual grooves arranged between antennas in which coupling amount of a transmission antenna and a reception antenna can be reduced as compared with a conventional structure. A method fo...
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WO/2007/119317A1 |
An inexpensive antenna assembly having no mechanical working portion and capable of forming a plurality of beam directions over a wide range. The antenna assembly comprises a plurality of antenna elements (600, 610) each having a feeding...
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WO/2007/114255A1 |
A directivity controllable small array antenna is provided. The array antenna includes one feed element and at least one parasitic element arranged in the periphery of the feed element. One end of the parasitic element is connected to a ...
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WO/2007/112900A1 |
A device is disclosed for generating an electromagnetic field (E, H) having the electrical field vector (E) or the magnetic field vector (H) concentrated around a target axis (z) . The device includes an electromagnetic field source (16,...
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WO/2007/100868A2 |
A method and apparatus are provided for controlling grating side lobes in a faceted mesh reflector. Facets may be formed of a like shape but with a majority of the facets across the reflector having varying size which reduces the grating...
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WO/2007/097282A1 |
A feeder electrode (2) extending linearly is formed on a surface (11) of a dielectric substrate (10). An equilibrium electrode (3) consists of equilibrium transmission electrodes (3A, 3B) extending in parallel while intersecting the exte...
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WO/2007/091578A1 |
An extremely compact and low-cost broadband antenna device having a low profile and a simple structure. The planar broadband antenna device comprises a radiation element made by bending a tapered conductor plate (11) into a substantially...
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