Radar angular ambiguity resolution

J Lien, OP Madrigal, PM Amihood - US Patent 10,935,651, 2021 - Google Patents
Techniques and apparatuses are described for radar angular ambiguity resolution. These
techniques enable a target's angular position to be determined from a spatial response that …

Communication techniques using passive beacons

Y Burowski, S Mani, RW Brumley - US Patent 11,470,444, 2022 - Google Patents
Certain embodiments are directed to techniques (eg, a device, a method, a memory or non-
transitory computer readable medium storing code or instructions executable by one or more …

Smart-device-based radar system performing angular estimation using machine learning

NE Gillian, M Matuszak, OP Madrigal, J Lien… - US Patent …, 2023 - Google Patents
2020-06-12 Assigned to GOOGLE LLC reassignment GOOGLE LLC ASSIGNMENT OF
ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: LIEN, JAIME …

Signal removal to examine a spectrum of another signal

PS Wittenberg, P Petre, SR Rao - US Patent 10,783,430, 2020 - Google Patents
A method for removing an extracted RF signal to examine a spectrum of at least one other
RF signal includes receiving a mixture signal by an ADC. The mixture signal includes a …

Ranging and angle of arrival antenna system for a mobile robot

E Steltz, S Lenser, S Shamlian, B Doughty… - US Patent …, 2019 - Google Patents
A mobile robot includes a chassis, a shell moveably mounted on the chassis, and a cutting
assembly mounted to the chassis. The mobile robot also includes a communication system …

Radar receiving system and method for compensating a phase error between radar receiving circuits

A Roger, DT Nugraha, S Achatz - US Patent 12,013,484, 2024 - Google Patents
According to one embodiment, a radar receiving system is provided comprising a first
receiving circuit, a second receiving circuit, a spectral analyzer, an object detector, and a …

Angular resolution of targets using separate radar receivers

PS Wittenberg, SL Haxton, JR Smith… - US Patent 11,002,819, 2021 - Google Patents
A radar system includes a transmitter for transmitting a radio frequency (RF) signal or a radar
signal and a plurality of receivers. Each receiver receives a plurality of reflected signals …

Location based wireless pet containment system using single base unit

R Seltzer, G Given, E Myers - US Patent 11,372,077, 2022 - Google Patents
US11372077B2 - Location based wireless pet containment system using single base unit -
Google Patents US11372077B2 - Location based wireless pet containment system using …

Systems, methods, and apparatus for establishing keep out zones within wireless containment regions

R Seltzer, DA Gerig - US Patent 11,490,597, 2022 - Google Patents
A system comprising a first transmitter for transmitting a first signal at a first frequency and a
second transmitter for transmitting a second signal at a second frequency. The system …

Radar angular ambiguity resolution

J Lien, OP Madrigal, PM Amihood - US Patent 11,693,104, 2023 - Google Patents
Techniques and apparatuses are described for radar angular ambiguity resolution. These
techniques enable a target's angular position to be determined from a spatial response that …