Object tracking by an unmanned aerial vehicle using visual sensors

S Dasgupta, H Martirosyan, H Koppula… - US Patent …, 2022 - Google Patents
Aguiar et al.(AP Aguiar and JP Hespanha,“Logic-based switching control for trajectory-
tracking and path-following of underactuated autonomous vehicles with parametric …

Systems and methods for using a global positioning system velocity in visual-inertial odometry

A Ramanandan, M Chari, A Joshi - US Patent 10,371,530, 2019 - Google Patents
A method performed by an electronic device is described. The method includes determining
a predicted velocity relative to Earth corresponding to a first epoch using a camera and an …

Systems and methods for using a sliding window of global positioning epochs in visual-inertial odometry

A Ramanandan, M Chari, Y Chen, A Joshi… - US Patent …, 2019 - Google Patents
(57) ABSTRACT A method for visual inertial odometry (VIO)-aided global positioning is
described. The method includes updating an extended Kalman filter (EKF) state including a …

Indicating a range of beam correspondence in a wireless node

MN Islam, S Subramanian, J Li, J Cezanne… - US Patent …, 2020 - Google Patents
Techniques are described for wireless communication. One method includes exchanging
one or more signals between a first wireless node and a second wireless node and …

Position estimating apparatus and method

CW Kang, J Kyungboo, J Hwiryong - US Patent 10,921,460, 2021 - Google Patents
US10921460B2 - Position estimating apparatus and method - Google Patents US10921460B2
- Position estimating apparatus and method - Google Patents Position estimating apparatus …

Position-window extension for GNSS and visual-inertial-odometry (VIO) fusion

U Niesen, J Jose, L Zhang - US Patent 10,859,713, 2020 - Google Patents
Techniques provided herein are directed toward virtually extending an updated set of output
positions of a mobile device determined by a VIO by combining a current set of VIO output …

Radar aided visual inertial odometry initialization

U Niesen - US Patent 10,739,784, 2020 - Google Patents
Various embodiments disclose a device with one or more processors which may be
configured to translate a radio detection and ranging (RADAR) reference depth map into …

GNSS-based attitude determination algorithm and triple-antenna GNSS receiver for its implementation

NN Vasilyuk, MY Vorobiev, DK Tokarev… - US Patent …, 2023 - Google Patents
G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR
VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE …

System and method for long baseline accelerometer/GNSS navigation

M Bobye, P Fenton - US Patent 9,933,263, 2018 - Google Patents
A system and method for providing location information using a long baseline
accelerometer/GNSS system. A first set of accelerometers is operatively associated with the …

Method for transmitting packet when radio link failure is detected in wireless communication system and apparatus therefor

JO Geumsan, B Bokyung, SJ Yi - US Patent 11,032,189, 2021 - Google Patents
A method for transmitting a packet by a Packet Data Convergence Protocol (PDCP) entity of
a user equipment in a wireless communication system is disclosed. The method comprises …