Movandi Corporation

Broadcom Corporation

Silicon Valley Bank

Avago Technologies General IP (singapore) Pte. Ltd.

Avago Technologies International Sales Pte. Limited

Samsung Electronics Co., Ltd.

Maxlinear Asia Singapore Pte Ltd

University of California

Seunghwan Yoon

Ahmadreza Rofougaran

Sam Gharavi

Maryam Rofougaran

Farid Shirinfar

Michael Boers

Alfred Grau Besoli

Kartik Sridharan

Stephen Wu

Donghyup Shin

Nicolaos Georgiou Alexopoulos

Franco De Flaviis

Enver Adas

Jesus Alfonso Castaneda

Zhihui Wang

Tirdad Sowlati

Bagher Afshar

Saikat Sarkar

Bevin George Perumana

Alireza Tarighat Mehrabani

Hung-Ming Chien

Igal Kushnir

Kobi Sturkovich

Wei-Hong Chen

Chin-Ming Chien

Shaul Klein

Ehsan Adabi Firouzjaei

Moche Cohen

Theodoros Chalvatzis

Michael John Inglis Boers

Hooman Darabi

Brima Babatunde Ibrahim

Youngju Lee

Rahul Magoon

Young-Eil Kim

Jonghwa Kim

Dongjoo Kim

Chang-won Jung

Jongwook Zeong

Hyoung-Woon Park

Bonmin Koo

Philippe Riondet

Yunhong Liu

Timothy Scranton

Min-Chung Ho

Shao-Min Hsu

A method in a communication device that includes a system board having a plurality of chips is described. The method includes receiving a lens-guided beam of input radio frequency (RF) signals through a lens, where each chip of the plurality of chip comprises a plurality of antennas, the lens covers a chip of the plurality of chips, adjusting a proximal distance between the lens and the chip such that the proximal distance is less than a focal length of the lens, and substantially equalizing a distribution of a gain from the received lens-guided beam of the input RF signals from a radiation surplus region to a radiation deficient region based on a defined shape of the lens and the proximal distance.

Lens-enhanced communication device

A system including a plurality of circuits in a first radio frequency (RF) device which are configured to control a plurality of reflector devices based on a set of criteria. The controlled plurality of reflector devices transmit a plurality of RF signals in a specified direction and a specified location of a second RF device within transmission range of the controlled plurality of reflector devices. The plurality of RF signals are transmitted in the specified direction and the specified location of a second RF device based on a request for signal cancellation. The request for the signal cancellation is based on a noise from the second RF device and the plurality of RF signals are cancelled in the specified direction and the specified location of the second RF device.

Signal cancellation in radio frequency (RF) device network

A wireless communications system includes a first transceiver with a first phased array antenna panel having first circularly polarization reconfigurable receive transmit antennas, where the first circularly polarization reconfigurable receive transmit antennas form a first receive beam based on receive phase and receive amplitude information provided by a first master chip and form a first transmit beam based on transmit phase and transmit amplitude information provided by the first master chip. The wireless communications system may include a second transceiver having second circularly polarization reconfigurable receive transmit antennas where the second circularly polarization reconfigurable receive transmit antennas form a second receive beam based on receive phase and receive amplitude information provided by a second master chip, and form a second transmit beam based on transmit phase and transmit amplitude information provided by the second master chip.

Wireless transceiver having receive antennas and transmit antennas with orthogonal polarizations in a phased array antenna panel

A communication device includes a system board that includes a plurality of chips. Each chip in plurality of chips includes a plurality of antennas. A system board cover coupled to system board includes a plurality of lenses. Each lens is configured to cover an antenna of plurality of antennas as a radome enclosure. Each lens includes a base and a first tubular membrane coupled to base. A second membrane is coupled to the first tubular membrane. A support structure is coupled to the first tubular membrane. The support structure facilitates coupling of plurality of lenses to system board cover. The system board cover includes a feeder array that includes a plurality of antenna elements that are positioned at a proximal distance from base of a lens and the proximal distance of the system board from the base of the lens is less than a focal length of the lens.

A wireless communications system includes a first transceiver with a first phased array antenna panel having horizontal-polarization receive antennas and vertical-polarization transmit antennas, where the horizontal-polarization receive antennas form a first receive beam based on receive phase and receive amplitude information provided by a first master chip, the vertical-polarization transmit antennas form a first transmit beam based on transmit phase and transmit amplitude information provided by the first master chip. The wireless communications system may include a second transceiver having vertical-polarization receive antennas and horizontal-polarization transmit antennas in a second phased array antenna panel, where the vertical-polarization receive antennas form a second receive beam based on receive phase and receive amplitude information provided by a second master chip, the horizontal-polarization transmit antennas form a second transmit beam based on transmit phase and transmit amplitude information provided by the second master chip.

A phased array antenna panel includes a first plurality of antennas, a first radio frequency (RF) front end chip, a second plurality of antennas, a second RF front end chip, and a combiner RF chip. The first and second RF front end chips receive respective first and second input signals from the first and second pluralities of antennas, and produce respective first and second output signals based on the respective first and second input signals. The combiner RF chip can receive the first and second output signals and produce a power combined output signal that is a combination of powers of the first and second output signals. Alternatively, a power combiner can receive the first and second output signals and produce a power combined output signal, and the combiner RF chip can receive the power combined output signal.

Phased array antenna panel having reduced passive loss of received signals

A wireless communication device includes reconfigurable receive transmit antennas having horizontal-polarization antennas and vertical-polarization antennas, where the horizontal-polarization antennas receive or transmit horizontally-polarized signal for a first period of time, where the vertical-polarization antennas transmit or receive vertically-polarized signal for a second period of time, where the horizontal-polarization receive antennas form a receive beam based on receive phase and receive amplitude information provided by a master chip, and where the vertical-polarization transmit antennas form a transmit beam based on transmit phase and transmit amplitude information provided by the master chip.

An apparatus includes a plurality of antenna modules and a printed circuit board (PCB) having a plurality of holes embedded with a heat sink. Each antenna module includes an antenna substrate, a plurality of three-dimensional (3-D) antenna cells mounted on a first surface of the antenna substrate, and a plurality of packaged circuitry mounted on a second surface of the antenna substrate. The plurality of packaged circuitry are electrically connected with the plurality of 3-D antenna cells. Each of the plurality of antenna modules is mounted on a plurality of portions of the heat sink such that a corresponding packaged circuitry of the plurality of packaged circuitry is in a direct contact with the plurality of portions of the heat sink embedded within the plurality of holes.

Three dimensional antenna array module

An antenna module that includes an antenna substrate, a plurality of three-dimensional (3-D) antenna cells on a first surface of the antenna substrate, a plurality of packaged circuitry on a second surface of the antenna substrate, and a plurality of supporting balls mounted on the second surface of the antenna substrate. The plurality of packaged circuitry includes a plurality of radio-frequency (RF) chips on the second surface of the antenna substrate. Each of the plurality of 3-D antenna cells comprises a raised antenna patch with a plurality of projections and a plurality of supporting legs, where at least a relief cut is provided between one of the plurality of projections and one of the plurality of supporting legs.

An active repeater device includes a primary sector and at least a secondary sector communicatively coupled to the primary sector receives or transmits a first beam of input RF signals having a first beam pattern from or to a base station, respectively. The primary sector includes an baseband signal processor and a first radio head (RH) unit. The secondary sector comprises a second RH unit. Beamforming coefficients are generated to convert the first beam pattern of the first beam of input RF signals to a second beam pattern based on a location of each of a plurality of user equipment (UEs). A second beam of output RF signals in the second beam pattern is transmitted from or received by, respectively, the secondary sector to or from, respectively, the plurality of UEs based on the generated beamforming coefficients and the received first beam of input RF signals.

Active repeater device for operational mode based beam pattern changes for communication with a plurality of user equipment

A communication device includes a system board that includes a plurality of chips. Each chip in plurality of chips includes a plurality of antennas. A system cover coupled to system board includes a plurality of lenses. Each lens is configured to cover an antenna of plurality of antennas as a radome enclosure. Each lens includes a base, and a first tubular membrane coupled to base. A second membrane coupled to first tubular membrane. First tubular membrane and Second membrane cause the lens to have a bell shape. A support structure coupled to first tubular membrane. Support structure facilitates coupling of plurality of lenses to system cover. Each chip comprises a feeder array that further comprises a plurality of antenna elements that are positioned at a proximal distance from base of a lens, A distribution of a gain of input RF signals is substantially equalized across plurality of antenna elements.

A system, in a radio frequency (RF) transmitter device, selects one or more reflector devices that comprises an active reflector device, along an optimized non-line-of-sight (NLOS) radio path based on a defined criteria. Further, the selected one or more reflector devices are controlled based on one or more conditions. The optimized NLOS radio path is determined from a plurality of NLOS radio paths. In an RF receiver device that communicates with the selected one or more reflector devices using the determined optimized NLOS path. The active reflector device comprises at least a first antenna array and a second antenna array. The first antenna array transmits a first set of beams of RF signals to at least the RF transmitter device and the RF receiver device. The second antenna array receives a second set of beams of RF signals from at least the RF transmitter device and the RF receiver device.

Optimized multi-beam antenna array network with an extended radio frequency range

An antenna system that includes a plurality of chips and a beam forming phased array. The beam forming phased array includes a plurality of radiating waveguide antenna cells. Each radiating waveguide antenna cell includes a plurality of pins that are connected to ground. A body of each radiating waveguide antenna cell corresponds to the ground. The plurality of chips are electrically connected with the plurality of pins and the ground of each of the plurality of radiating waveguide antenna cells to control beamforming through a second end of the plurality of radiating waveguide antenna cells.

Waveguide antenna element based beam forming phased array antenna system for millimeter wave communication

In a first radio frequency (RF) device, circuits determine a non-line-of-sight (NLOS) radio path, and select a first plurality of reflector devices associated with the NLOS radio path from a second plurality of reflector devices. The first plurality of reflector devices, are selected based on a first set of criteria, includes an active reflector device and a passive reflector device, and are controlled to transmit a plurality of RF signals to a second RF device based on a second set of criteria. The second RF device is associated with electronic devices. The first RF signal interferes with a second RF signal of the RF signals. A first type of signal associated with the plurality of RF signals is converted to a second type of signal at the second RF device, and the second type of signal is transmitted by the second RF device to the one or more electronic devices.

Controlled power transmission in radio frequency (RF) device network

A communication device includes a first lens, a feeder array, and control circuitry communicatively coupled to the feeder array. The first lens is associated with a defined shape, which further exhibits a defined distribution of dielectric constant. The feeder array includes a plurality of antenna elements that are positioned in proximity to the first lens. The control circuitry equalizes a distribution of a gain from the received first lens-guided beam of input RF signals across the feeder array and different scan directions of the plurality of antenna elements. The equalized distribution of gain is based on the defined distribution of dielectric constant within the first lens and the proximity of the feeder array to the first lens.

Growing community of inventors

Irvine, CA, United States of America

Seunghwan Yoon