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WO/1988/001457A1 |
A satellite communications system employs separate subsystems for providing broadcast and point-to-point two-way communications using the same assigned frequency band. The broadcast and point-to-point subsystems employ an integrated sate...
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WO/1988/001454A1 |
A satellite communications system employs separate subsystems for providing broadcast and point-to-point two-way communications using the same assigned frequency band. The broadcast and point-to-point subsystems employ an integrated sate...
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WO/1988/001456A1 |
A satellite communications system employs separate subsystems for providing broadcast and point-to-point two-way communications using the same assigned frequency band. The broadcast and point-to-point subsystems employ an integrated sate...
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WO/1988/001455A2 |
A satellite communications system employs separate subsystems for providing broadcast and point-to-point two-way communications using the same assigned frequency band. The broadcast and point-to-point subsystems employ an integrated sate...
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WO/1988/001445A1 |
A satellite communications system employs separate subsystems for providing broadcast and point-to-point two-way communications using the same assigned frequency band. The broadcast and point-to-point subsystems employ an integrated sate...
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WO/1988/001441A1 |
A satellite communications system employs separate subsystems for providing broadcast and point-to-point two-way comunications using the same assigned frequency band. The broadcast and point-to-point subsystems employ an integrated satel...
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WO/1987/007772A1 |
A radiating element comprises a groundplane, a dielectric layer and a conductive pattern comprising a folded dipole (20, 21), a feed line (18, 19) for the dipole and a plurality of closely spaced directors (22), all lying in a common pla...
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WO/1986/003344A1 |
A high gain-area-product antenna using a dual mode feel element is designed to provide substantially uniform gain coverage over an angular region. The primary pattern (6) emitted at the antenna feed (2) is modified to make the H-plane di...
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WO/1986/002780A1 |
A method of repairing radar reflectors (1) having a gas-operated focussing diaphragm (14) arranged between a front dish (6) and a back dish (5) having focussing surfaces spaced apart and differently shaped for look-down ahead or look-ahe...
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WO/1983/003904A1 |
When proceeding to radio bearings on board of vessels, most often the results are distorted by the mast. To eliminate this error source a system of goniometric antennas is implemented having different directivity diagrams. At least two o...
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WO/1980/002774A1 |
Receiving antenna system for a projectile. The system combines the reception gain pattern of an antenna exhibiting a null at the projectile axis, with the reception gain pattern of an antenna exhibiting a maximum at the projectile axis. ...
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JP7461488B2 |
Embodiments of this application disclose a multibeam antenna. The multibeam antenna can implement beam coverage in at least two directions by feeding through at only one end. There is no need to dispose a complex feeding network, thereby...
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JP7461230B2 |
To provide technique which when measuring angle in a direction of a target by using an amplitude monopulse system, it is made less likely for gain of a sum beam to be greater than gain of a difference beam in a side lobe direction, and s...
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JP2024513243A |
An antenna with iris and/or cell rotation and/or frequency compensation in a solid state device (eg, diode) design and methods of using the antenna are described. In some embodiments, the antenna is an antenna aperture having a plurality...
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JP7454013B2 |
A signal radiation device and an antenna structure are provided. The signal radiation device includes a first signal radiator, a second signal radiator, and a reflective signal radiator. The first signal radiator is configured to perform...
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JP2024511432A |
The present invention provides an antenna array configuration suitable for separating spaces (sectors) through beams each having a different polarization, and spatial multiplexing of beams using the same, in order to increase antenna gai...
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JP7443628B2 |
A multi-static synthetic aperture radar using beamformed illumination beams and multiple collection satellites is described. An illumination satellite may be in first orbit and multiple collection satellites may be in a second orbit. The...
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JP2024503780A |
A multistatic synthetic aperture radar using beamforming processing is described. The receive processing system generates a set of beam signals according to a plurality of beam weight sets each corresponding to a beam coverage pattern in...
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JP2023184089A |
To provide a battery monitoring system that can perform proper wireless communication between a battery control device and a battery monitoring device even if a wireless communication environment changes, the battery monitoring device fo...
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JP7358892B2 |
An antenna device according to the present disclosure includes a first antenna that is oriented in a first direction and transmits and receives a signal with a first polarization, a second antenna that is oriented in a second direction o...
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JP7350961B1 |
The present invention provides an antenna device that can achieve both high antenna gain and a wide directivity angle range. [Solution] An antenna device includes a plurality of antenna units each having a plurality of antenna elements a...
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JP2023119568A |
To provide an antenna device with improved productivity and strength.An antenna device includes a cylindrical conductor, and a flat conductor disposed at at least one end in the axial direction of the cylindrical conductor and extending ...
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JP7329085B2 |
Provided is a rapid over-the-air (OTA) production line test platform, including a device under test (DUT), an antenna array and two reflecting plates. The DUT has a beamforming function. The antenna array is arranged opposite to the DUT,...
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JP2023090648A |
To provide an antenna structure capable of effectively reducing an occupied area while having the same gain as the conventional planar antenna structure.An antenna structure includes an insulation sheet, a first antenna and a second ante...
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JP7297724B2 |
End-to-end beamforming systems include end-to-end relays and ground networks to provide communications to user terminals located in user beam coverage areas. The ground segment can include geographically distributed access nodes and a ce...
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JP2023526617A |
A quasi-omnidirectional antenna and signal transceiver are provided. The quasi-omnidirectional antenna includes a housing including a metal rear cover facing the boundary of the installation area and a front cover arranged opposite to th...
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JP2023524070A |
A multi-beam antenna and methods of using same are described. In one embodiment, the antenna comprises an aperture with a plurality of radio frequency (RF) radiating antenna elements. The RF radiating antenna elements simultaneously gene...
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JP7287971B2 |
Techniques regarding a scalable phased array are provided. For example, various embodiments described herein can comprise a plurality of integrated circuits having respective flip chip pads, and an antenna-in-package substrate having a b...
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JP2023078437A |
To extend the dynamic bandwidth of a tunable beam steering antenna.An antenna comprises an aperture 10 having a plurality of radio-frequency (RF) radiating antenna elements, the plurality of radio-frequency (RF) radiating antenna element...
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JP7283689B2 |
To abate, during wireless power transmission using microwaves, the deterioration of the power transmission efficiency of long-distance electric power transmission caused by a decrease of a power density proportional to the square of a po...
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JP2023520981A |
The present invention is an antenna for a communication system on board a cargo ship comprising at least first (11), second (12) and third (16) antenna elements each mounted on a ground plane and containing an antenna feed. Regarding arr...
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JP2023065338A |
To provide a portable tracking tag that overcomes reduced efficiency/performance of an antenna when antenna is designed for inside a small volume.A portable tracking tag 40 includes: a housing having a front cover 42 and a rear cover 44;...
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JP2023514030A |
an aperture assembly having a plurality of aperture assembly connectors, a backplane assembly having a plurality of backplane assembly connectors, a corresponding first plurality of aperture assembly connectors and a corresponding first ...
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JP2023511254A |
A multi-beam phased array antenna system includes a beamformer for transforming multiple sub-array signals and multiple beam signals in response to control signals. The system also includes multiple subarrays for communicating multiple b...
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JP2023511437A |
The disclosed embodiments relate to modular antenna systems. In one example, the antenna system is each application-agnostic, with antennas that generate incoming signals or transmit outgoing signals in response to incident satellite wav...
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JP7186596B2 |
To provide an antenna system, a radar system, and a signal processing method which can suppress the effects of an unwanted wave while enhancing a resolution in a target detection direction.The antenna system comprises a multibeam synthes...
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JP2022174062A |
To provide a communication device and a method in the communication device.A communication device (102, 202, or 302) includes: a millimeter wave antenna apparatus (104) including distributed millimeter wave antenna radiating elements (10...
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JP2022546682A |
The present invention provides a patch having a plurality of edges, a first transmission path connected to a first connection port at the first edge of the patch and a second transmission path connected to the second connection port at t...
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JP7147843B2 |
A lens according to the disclosure includes a dielectric having a first surface and a second surface that is spaced from the first surface and that faces the first surface in a direction of a reference axis intersecting the first surface...
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JP2022538744A |
Systems and methods for delivering over-the-air (OTA) content are provided. In one example, the antenna system can include network access points. The antenna system may include an OTA antenna system configured to receive OTA signals asso...
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JP7116996B2 |
To provide a direction estimation device capable of precisely detecting an arrival direction of received radio waves in a multiple wave propagation environment.A direction estimation device includes: a circular arrayed phased array anten...
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JP7104024B2 |
A high performance, low-cost automotive radar is designed by mounting receivers around a 3D printed Luneburg lens. With this configuration, the antenna radiation pattern is maintained for all angles, (which means no beam deformation). Fu...
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JP7098732B2 |
A radar system for air volume surveillance, the radar having a transmitter and receiver with separate antennas. The receiver aperture being relatively large compared with the transmitter aperture such that the receiving beam is narrower ...
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JP7092152B2 |
An antenna module 4 includes one antenna base 25 having a radiation surface 25a inclined relative to an opening plane 23 at which a radome 22 is attached, and another antenna base 25 having a radiation surface 25a inclined in a direction...
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JP7083399B2 |
The present application discloses a signal transmission device and a smart TV, wherein, the signal transmission device is applied to the smart TV, the smart TV is provided with a wireless signal module, and the signal transmission device...
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JP7074811B2 |
Provided is a rapid over-the-air (OTA) production line test platform, including a device under test (DUT), an antenna array and two reflecting plates. The DUT has a beamforming function. The antenna array is arranged opposite to the DUT,...
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JP7053272B2 |
A multi-mode phased array antenna ("MPAA") is disclosed. The MPAA has at least two modes of operation, where a first mode of operation produces a first main-beam and a second mode of operation produces a second beam. The MPAA includes a ...
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JP7028212B2 |
An antenna device includes: a ground plate; an opposing conductive plate provided with a power supply point installed at a predetermined distance from the ground plate; and a short-circuit portion provided in a central region of the oppo...
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JP7013136B2 |
A radar is equipped with a main antenna having three radiation patterns, sum, difference and control, corresponding to the antenna, the radar comprises an auxiliary antennal device, composed of an antenna and of a rear radiating element ...
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JP7004618B2 |
To provide a frequency estimation device and a tracking receiver, capable of correctly estimating a frequency of a residual carrier.A frequency estimation device 10 comprises: a discrete Fourier transform unit 6 for performing discrete F...
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