Method and apparatus for beam management in unlicensed spectrum in a wireless communication system

JH Liou - US Patent 11,368,950, 2022 - Google Patents
A method and apparatus are disclosed from the perspective of a User Equipment. In one
embodiment, the method includes the UE detecting and/or receiving downlink transmission …

Method and apparatus for random access design of NR unlicensed

Y Li, H Si, A Papasakellariou - US Patent 10,893,543, 2021 - Google Patents
(57) ABSTRACT A user equipment includes a processor configured to gen erate a random
access (RA) message comprising a preamble portion including one or more repeated …

Conditional reference signal transmission and measurement

S Nagaraja, T Luo, K Chakraborty… - US Patent …, 2020 - Google Patents
(57) ABSTRACT A user equipment apparatus determines whether a transmis sion is
received from a base station within a time window and skips measurement of a reference …

RACH power adjustment

H Jeon, E Dinan, A Babaei, K Park - US Patent 10,568,050, 2020 - Google Patents
(57) ABSTRACT A wireless device receives from a base station, one or more messages
comprising configuration parameters of a plurality of random access channels for one or …

Beam and symbol selection to transmit RACH

MN Islam, T Luo, B Sadiq, J Cezanne, J Li - US Patent 10,568,140, 2020 - Google Patents
Methods, systems, and devices for wireless communication are described. Auser equipment
(UE) may identify a number of beam directions that satisfy a transmission power condition …

Relay node connection techniques in wireless backhaul systems

MN Islam, N Abedini, LUO Jianghong… - US Patent …, 2021 - Google Patents
Methods, systems, and devices for wireless communications are described that support
node connection techniques in wireless systems, such as relay node connections in a …

Dual connectivity with licensed assisted access

A Babaei, E Dinan - US Patent 10,848,977, 2020 - Google Patents
A first base station transmits configuration parameters of cells to a wireless device. The
configuration parameters comprise: a first cell group comprising first cells for communication …

Uplink beam, downlink beam, and radio link monitoring

S Nagaraja, J Li, T Luo - US Patent 11,363,663, 2022 - Google Patents
A base station may transmit, to a user equipment (UE), an indication of parameters (eg,
thresholds) for radio link monitoring (RLM). The UE may monitor active beam pairs in …

System and method for selecting resources to transmit a beam failure recovery request

S Nagaraja, T Luo - US Patent 10,880,761, 2020 - Google Patents
Aspects of the disclosure relate to beam failure recovery requests. In one example, a beam
failure of a beam is detected, and a determination is made of which beam failure recovery …

Random access channel resource selection in multi-beam environment

HC Chen, CM Chou, YH Cheng, MJ Shih - US Patent 11,147,078, 2021 - Google Patents
A method for a UE includes determining whether a contention-free random access resource
associated with a first Synchronization Signal Block (SSB) is received, when received …