Inventor
HSU MORRIS YUANHSIANG
US28 patents
Patents
28 patentsUS9484631B1Nov 1, 2016
Split band antenna design
AMAZON TECH INC95 citations97
US11452110B1Sep 20, 2022
Network channel selection for device with co-located radio transmitters and receivers
AMAZON TECH INC33 citations93
US11152966B1Oct 19, 2021
Digital active interference cancellation for full duplex transmit-receive (TX-RX) concurrency
AMAZON TECH INC9 citations83
US10985850B1Apr 20, 2021
Media distribution between electronic devices for low-latency applications
AMAZON TECH INC7 citations83
US9893744B1Feb 13, 2018
Modification of default priorities for communications in overlapping frequencies
AMAZON TECH INC12 citations83
US10581155B1Mar 3, 2020
Active interference cancellation
AMAZON TECH INC19 citations82
US8878602B1Nov 4, 2014
Reducing noise effects in an electronic computing device
AMAZON TECH INC12 citations81
US10243864B1Mar 26, 2019
System for modifying data rates used by audio devices
AMAZON TECH INC5 citations73
US11122519B1Sep 14, 2021
Network communications for device with co-located radio transmitters and receivers
AMAZON TECH INC5 citations72
US10476569B1Nov 12, 2019
Antenna selection for interference avoidance
AMAZON TECH INC3 citations72
US10425508B1Sep 24, 2019
System for identifying idle time of a protocol to facilitate communication using multiple protocols
AMAZON TECH INC4 citations72
US10203786B1Feb 12, 2019
Touch enabled user device with unpowered display
AMAZON TECH INC3 citations72
US9634776B1Apr 25, 2017
Adapting envelope tracking parameters to operating conditions of mobile communication device
AMAZON TECH INC3 citations71
US11856256B1Dec 26, 2023
Presence-detection modes for display devices
AMAZON TECH INC2 citations69
US11388573B1Jul 12, 2022
Enhanced near-field communications for wireless devices
AMAZON TECH INC4 citations68
US11818742B1Nov 14, 2023
Network channel selection for device with co-located radio transmitters and receivers
AMAZON TECH INC0 citations62
US12582350B1Mar 24, 2026
Respiration waveform generation for sleep stage estimation in a contactless manner using millimeter wave radar
AMAZON TECH INC1 citations60
US11703986B1Jul 18, 2023
Touch detection using radar
AMAZON TECH INC1 citations59
US12445683B1Oct 14, 2025
Presence-detection modes for display devices
AMAZON TECH INC0 citations57
US12353638B1Jul 8, 2025
System for touch interaction with non-touchscreen display
AMAZON TECH INC1 citations56
US11570632B1Jan 31, 2023
Algorithm for improving zigbee reliability and latency in a multi-radio system
AMAZON TECH INC0 citations52
US11438786B1Sep 6, 2022
Bandwidth estimation and management for connected devices
AMAZON TECH INC0 citations51
US10117288B1Oct 30, 2018
Packet arbitration in overlapping frequencies
AMAZON TECH INC1 citations51
US9929753B1Mar 27, 2018
Next packet protection for communications in overlapping frequencies
AMAZON TECH INC1 citations51
US12298430B1May 13, 2025
Radar unit temperature gain control
AMAZON TECH INC0 citations49
US11793425B1Oct 24, 2023
Phase disambiguation for radar-based breathing measurements
AMAZON TECH INC0 citations49
US12541016B1Feb 3, 2026
Presence-detection modes for display devices
AMAZON TECH INC0 citations43
US12578191B1Mar 17, 2026
Passive sensing mechanism
AMAZON TECH INC0 citations38