Listen-Before-Talk for Multi-Carrier Operation in Unlicensed Spectrum

D Larsson, JF Cheng, S Falahati… - US Patent App. 15 …, 2017 - Google Patents
BACKGROUND 0002. The 3GPP initiative “Licensed-Assisted Access'(LAA) intends to allow
LTE equipment to also operate in the unlicensed 5 GHZ radio spectrum. The unlicensed 5 …

Methods and systems for spectrum management

N Khambekar, V Chaudhary, C Spooner - US Patent 10,368,246, 2019 - Google Patents
In the static and exclusive spectrum allocation paradigm, the spectrum-access parameters
for a service are chosen to mitigate potential harmful-interference and ensure minimum …

Wireless communication systems with code-division multiple access and interference avoidance

G Churan - US Patent 10,666,316, 2020 - Google Patents
The present disclosure includes wireless communication systems with code-division
multiple access with interference avoidance (CDMA-IA). In one embodiment, the wireless …

System and method for identifying and using an optimum shared spectrum segment as a delay tolerant, low duty-cycle, cooperative communication medium for terrain …

RS Stevenson, TA Riddle - US Patent 10,506,555, 2019 - Google Patents
Abstract Establishment of a Terrain Independent Communication using—The HF band (3-30
MHz) and VHF (30 to 300 MHz) frequency spectrums that is provided for use as shared …

System and method for determining and sharing spectrum availability

T Taher, D Roberson - US Patent 10,165,450, 2018 - Google Patents
A method and apparatus for determining and sharing RF spectrum availability. The method
includes automatically sensing and analyzing a spectrum to identify used and/or unused …

Crowd-sourced program boundaries

DS Wahl, E Younessian, J Neumann - US Patent 11,750,895, 2023 - Google Patents
Abstract Systems, apparatuses, and methods are described for determining boundaries
within a content asset. A server may collect user interaction data for one or more content …

Apparatus and method for dynamically controlling spectrum access

TA Hall, A Sahoo, C Hagwood, S Streett - US Patent 10,390,364, 2019 - Google Patents
A process for dynamically controlling spectrum access includes: collecting occupancy data;
applying nonparametric estimation to the occupancy data; determining a cumulative hazard …

Dynamic spectrum sharing method based on user online learning and low-overhead cooperation

J Zhang, YAO Fuqiang, Z Linghui, Y Liu - US Patent 11,671,845, 2023 - Google Patents
(57) ABSTRACT A dynamic spectrum sharing method based on user online learning and
low-overhead cooperation is provided. In the method, a secondary user (SU) obtains …

System and method for generation of shared signal frequency map for frequency sharing choice

RS Stevenson, T Riddle - US Patent 11,665,564, 2023 - Google Patents
US11665564B2 - System and method for generation of shared signal frequency map for
frequency sharing choice - Google Patents US11665564B2 - System and method for …

Adaptive antenna and radio

N Niakan, SR Mercer - US Patent 11,031,971, 2021 - Google Patents
A method and system for selecting a sub-band in a television white space frequency band
may include configuring an antenna matching circuit based on the selected sub-band and …