Radio with spatially-offset directional antenna sub-arrays

DAG Lea, KJ Negus - US Patent 11,271,613, 2022 - Google Patents
An intelligent backhaul radio that has an advanced antenna system for use in PTP or PMP
topologies. The advanced antenna system includes a plurality of directional antenna arrays …

Application of lattice code decoder to SC-CP for short block length

X Li, X Cui - Electronics Letters, 2004 - search.proquest.com
Currently, the single-carrier cyclic prefix (SC-CP) uses a receiver based on a frequency-
domain equaliser. It is proposed to use the lattice code decoder in SC-CP. Since the lattice …

Robust channel estimation and detection for single-carrier and multicarrier block transmission systems

K Amleh, H Li, T Li - IEEE Transactions on Vehicular …, 2009 - ieeexplore.ieee.org
Block transmission techniques, including single-carrier (SC) and multicarrier (MC)
communication techniques, have received much research interest recently for their better …

Multiband-OFDM UWB vs IEEE802. 11n: system level design considerations

Y Chen, J Zhang, ADS Jayalath - 2006 IEEE 63rd Vehicular …, 2006 - ieeexplore.ieee.org
Both multiband orthogonal frequency division multiplexing (MB-OFDM) ultra wideband
(UWB) technology and multiple-input multiple output (MIMO)-OFDM technology have been …

Backhaul radio with advanced error recovery

C Boyer, B Varadarajan, KJ Negus - US Patent 11,166,280, 2021 - Google Patents
A backhaul radio is disclosed that operates in multipath propagation environments such as
obstructed LOS conditions with uncoordinated interference sources in the same operating …

Coded performance of OFDM and SC PHY of IEEE 802.15. 3c for different FEC types

O Hoffmann, R Kays, R Reinhold - 2009 IEEE Globecom …, 2009 - ieeexplore.ieee.org
In order to realize wireless gigabit transmission in one room, different 60 GHz systems are
emerging. For the physical layer (PHY) orthogonal frequency division multiplexing (OFDM) …

Advanced backhaul services

KJ Negus, JA Proctor Jr - US Patent 11,303,322, 2022 - Google Patents
(57) ABSTRACT “Tiered" groups of devices (tiered service radios) and/or licenses
associated with the devices or users so as to provide a hieratical set of interference …

Backhaul radio with adaptive beamforming and sample alignment

A Ishiguro, A Raja, B Varadarajan… - US Patent 11,160,078, 2021 - Google Patents
A backhaul radio is disclosed that operates in multipath propagation environments such as
obstructed LOS conditions with uncoordinated interference sources in the same operating …

Parallel detection of MC-CDMA in fast fading

M McGuire, M Sima - IEEE transactions on wireless …, 2009 - ieeexplore.ieee.org
Prior work has developed a variation of MCCDMA, block-spread OFDM (BSOFDM),
providing good error performance over stationary channels with low detection cost and …

Iterative receivers for interference cancellation and suppression in wireless communications

N Veselinovic - 2004 - oulurepo.oulu.fi
The performance of conventional receivers for wireless communications may severely
deteriorate in the presence of unaccounted interference. The effectiveness of methods for …