System and method for reducing pilot signal contamination using orthogonal pilot signals

S Ashrafi - US Patent 10,554,264, 2020 - Google Patents
(57) ABSTRACT A communications system includes a plurality of transmit ting units that
each generate a pilot signal modulated using quantum level overlay modulation to apply at …

System and method for reducing pilot signal contamination using orthogonal pilot signals

S Ashrafi - US Patent 10,263,670, 2019 - Google Patents
A system for transmitting pilot signals has first signal processing circuitry for generating a
pilot signal at a transmitting unit. An MLO modulation circuit modulates the pilot signal using …

System and method for combining OTFS with QLO to minimize time-bandwidth product

S Ashrafi - US Patent 10,547,476, 2020 - Google Patents
(57) ABSTRACT A system for wirelessly transmitting data provides an input for receiving an
input data stream. First modulation circuitry applies quantum level overlay (QLO) modulation …

Method and apparatus for detecting signal with quantum computing in MIMO system

LEE Kwonjong, NOH Kwangseok… - US Patent …, 2022 - Google Patents
A method of detecting a signal in a wireless communication system supporting multiple-input
multiple-output (MIMO) is provided. The method includes obtaining a MIMO channel matrix …

Method and system for an efficient channel quantization method for MIMO pre-coding systems

M Kent, V Erceg, J Zheng - US Patent 7,953,138, 2011 - Google Patents
US7953138B2 - Method and system for an efficient channel quantization method for MIMO
pre-coding systems - Google Patents US7953138B2 - Method and system for an efficient …

Codebook for multiple-input multiple-output system and communication method and apparatus using same

C Junil, DJ Love, TY Kim, JY Seol - US Patent 10,305,557, 2019 - Google Patents
The present disclosure relates to a pre-5th-Generation (5G) or 5G communication system to
be provided for supporting higher data rates Beyond 4th-Generation (4G) communication …

Non-coherent long-range (LoRa) communication system based on multiple-input multiple-output (MIMO) technology

Y Fang, H Ma, Y Tao - US Patent 11,799,513, 2023 - Google Patents
A non-coherent long range (LoRa) communication system based on multiple-input multiple-
output (MIMO) technology, including a transmitter and a receiver. The transmitter is …

A multiple rank modulation system

H Xu, PO Akuon - US Patent App. 15/756,564, 2018 - Google Patents
A system and method for multiple rank modulation transmission in a Multiple-Input Multiple-
Output (MIMO) or Multiple-Input Single-Output (MISO) system is provided. The method …

Method and system for signaling transmission layers for single user and multi user MIMO

H Xu, Y Jia, Z Cai, YH Heo, AM Earnshaw… - US Patent …, 2015 - Google Patents
A method and system to signal transmission layers or dedicated reference signal ports to be
used in a multiple input multiple output system, the method including providing a downlink …

Method and system for signaling transmission layers for single user and multi user mimo

H Xu, Y Jia, Z Cai, YH Heo, AM Earnshaw… - US Patent App. 18 …, 2024 - Google Patents
A method and system to signal transmission layers or dedicated reference signal ports to be
used in a multiple input multiple output system, the method including providing a downlink …