Multi-carrier listen before talk

A Bhorkar, HJ Kwon, CI Casas - US Patent 10,462,819, 2019 - Google Patents
Abstract Systems, apparatus, user equipment (UE), evolved node B (eNB), computer
readable media, and methods are described for multi-carrier listen before talk operations. In …

Long term evolution-primary WiFi (LTE-PW)

LP Feldman, DE Feldman, AE Berrey… - US Patent …, 2019 - Google Patents
A system and method of communication, comprising estab lishing a first connection between
the user equipment and a first non-public packet switched network which assigns a first non …

Signal fields in a high efficiency wireless local area network (WLAN) data unit

Y Sun, H Zhang, L Chu, L Wang, J Jiang… - US Patent 10,027,449, 2018 - Google Patents
A first signal field to be included in a preamble of a physical layer (PHY) data unit is
generated. The first signal field includes formatting information for a second signal field to be …

Method and apparatus for transmitting LTE waveforms in shared spectrum by carrier sensing

RM Bendlin, AE Ekpenyong, P Bertrand… - US Patent …, 2016 - Google Patents
A method of operating a long term evolution (LTE) communication system on a shared
frequency spectrum is disclosed. A user equipment (UE) is initialized on an LTE frequency …

Techniques for contending for access to a radio frequency spectrum band using a coordinated listen before talk procedure

X Zhang, J Montojo, T Yoo, S Mallik… - US Patent …, 2020 - Google Patents
Techniques are described for wireless communication at a wireless device. One method
includes identifying a priority of the wireless device for a transmission interval of a radio …

Subframe aligned listen-before-talk for cellular in unlicensed band

A Bhorkar, HJ Kwon, CI Casas - US Patent 9,326,157, 2016 - Google Patents
Disclosed in some examples are systems, machine-readable media, methods, and cellular
wireless devices which imple ment a Listen-Before-Talk (LBT) access scheme for a device …

Filling empty symbols in cellular communications network transmissions in unlicensed spectrum

C Richards, M Petras, JF Cheng - US Patent 10,299,135, 2019 - Google Patents
Abstract Systems and methods relating to coexistence of a cellular communications network
technology (eg, Long Term Evolution (LTE)) and another wireless technology (eg, WiFi) in a …

Latency reduction in shared or unlicensed spectrum

S Hosseini, S Yerramalli, W Chen, J Sun, H Xu… - US Patent …, 2019 - Google Patents
Methods, systems, and devices for wireless communication are described. A user equipment
(UE) may transmit uplink (UL) messages in unlicensed spectrum with a reduced UL timing …

Fast enhanced component carrier activation

J Damnjanovic, W Chen, A Damnjanovic… - US Patent …, 2019 - Google Patents
Methods, systems, and devices for wireless communication are described. A user equipment
(UE) may be configured for carrier aggregation (CA) operation. The CA configuration may …

Interference estimation for selection of modulation and coding schemes

D Lin, J Damnjanovic, A Stamoulis, Y Wei… - US Patent App. 14 …, 2015 - Google Patents
A modulation and coding scheme (MCS) is selected for one or more transmissions from a
first wireless device to a second wireless device, based at least in part on interference at the …