Inventor
LEE WOORAM
US58 patents
⚠️ This page may combine multiple inventors who share the name “LEE WOORAM”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IBM
25 patentsUS9852790B1Dec 26, 2017
Circuit methodology for highly linear and symmetric resistive processing unit
IBM59 citations98
US10269425B2Apr 23, 2019
Circuit methodology for highly linear and symmetric resistive processing unit
IBM13 citations92
US11290093B1Mar 29, 2022
Compact delay lines and associated circuitry useful for wideband phased-array system
IBM3 citations73
US10950304B2Mar 16, 2021
Circuit methodology for highly linear and symmetric resistive processing unit
IBM2 citations73
US10826194B2Nov 3, 2020
Scalable phased array package
IBM2 citations73
US10784563B2Sep 22, 2020
Scalable phased array package
IBM2 citations73
US10727847B1Jul 28, 2020
Digital control of a voltage controlled oscillator frequency
IBM2 citations73
US10666203B2May 26, 2020
Degenerated transimpedance amplifier with wire-bonded photodiode for reducing group delay distortion
IBM1 citations73
US10326432B2Jun 18, 2019
Harmonic multiplier architecture
IBM4 citations73
US9866184B1Jan 9, 2018
Degenerated transimpedance amplifier with wire-bonded photodiode for reducing group delay distortion
IBM3 citations73
US9735732B1Aug 15, 2017
Coupled oscillators
IBM5 citations73
US11621465B2Apr 4, 2023
Circulator-based tunable delay line
IBM0 citations63
US8933732B2Jan 13, 2015
Frequency quadruplers at millimeter-wave frequencies
IBM2 citations63
US8917805B2Dec 23, 2014
Bipolar transistor frequency doublers at millimeter-wave frequencies
IBM3 citations63
US8841944B1Sep 23, 2014
Frequency quadruplers at millimeter-wave frequencies
IBM2 citations63
US11842770B2Dec 12, 2023
Circuit methodology for highly linear and symmetric resistive processing unit
IBM0 citations62
US10554233B2Feb 4, 2020
Reconfigurable radar transmitter
IBM1 citations62
US12284020B2Apr 22, 2025
Amplitude and phase alignment of phased array elements
IBM1 citations58
US11533023B2Dec 20, 2022
Embedded transmit/receive switch
IBM0 citations52
US10693507B2Jun 23, 2020
Reconfigurable radar transmitter
IBM0 citations52
US10367513B2Jul 30, 2019
Suppression of noise up-conversion mechanisms in LC oscillators
IBM0 citations52
US10171042B2Jan 1, 2019
Degenerated transimpedance amplifier with wire-bonded photodiode for reducing group delay distortion
IBM0 citations52
US10057093B2Aug 21, 2018
Using common mode local oscillator termination in single-ended commutating circuits for conversion gain improvement
IBM0 citations52
US9660625B1May 23, 2017
Continuously tunable delay line
IBM1 citations52
US9515638B2Dec 6, 2016
Bipolar transistor frequency doublers at millimeter-wave frequencies
IBM0 citations52
SAMSUNG ELECTRONICS CO LTD
23 patentsUS10958094B2Mar 23, 2021
Electronic device for controlling a communication channel by using wireless charging and operation method of the same
SAMSUNG ELECTRONICS CO LTD8 citations83
US10938239B2Mar 2, 2021
Wireless charging method and apparatus thereof
SAMSUNG ELECTRONICS CO LTD7 citations83
US10326298B2Jun 18, 2019
Method and apparatus for wireless charging
SAMSUNG ELECTRONICS CO LTD8 citations83
US10270276B2Apr 23, 2019
Wireless charging method and apparatus thereof
SAMSUNG ELECTRONICS CO LTD11 citations83
US11411432B2Aug 9, 2022
Method for disabling wireless power reception circuit on basis of state of electronic device, and electronic device thereof
SAMSUNG ELECTRONICS CO LTD3 citations73
US11735936B2Aug 22, 2023
Wireless charging device
SAMSUNG ELECTRONICS CO LTD2 citations72
US11503745B2Nov 15, 2022
Wireless charging device
SAMSUNG ELECTRONICS CO LTD2 citations72
US11451074B2Sep 20, 2022
Wireless charging method and apparatus thereof
SAMSUNG ELECTRONICS CO LTD2 citations72
US11025082B2Jun 1, 2021
Method and apparatus for wireless charging
SAMSUNG ELECTRONICS CO LTD3 citations72
US11362542B2Jun 14, 2022
Electronic device for wireless charging external device
SAMSUNG ELECTRONICS CO LTD3 citations71
US11159064B2Oct 26, 2021
Electronic device and method for transmission of reason wireless charging is stopping
SAMSUNG ELECTRONICS CO LTD3 citations71
US11218016B2Jan 4, 2022
Electronic device and frequency interference cancellation method thereof
SAMSUNG ELECTRONICS CO LTD2 citations70
US10128669B2Nov 13, 2018
Method of transmitting and receiving power and electronic device using the same
SAMSUNG ELECTRONICS CO LTD2 citations69
US11387687B2Jul 12, 2022
Data communication method for wireless charging and electronic device using same
SAMSUNG ELECTRONICS CO LTD4 citations68
US12015278B2Jun 18, 2024
Method and apparatus for wireless charging
SAMSUNG ELECTRONICS CO LTD0 citations62
US11652373B2May 16, 2023
Wireless charging method and apparatus thereof
SAMSUNG ELECTRONICS CO LTD0 citations62
US11527922B2Dec 13, 2022
Apparatus for transmitting and receiving information about amount of power for identifying transmission efficiency associated with wireless power transfer and control method therefor
SAMSUNG ELECTRONICS CO LTD1 citations62
US11843256B2Dec 12, 2023
Wireless power transmission apparatus
SAMSUNG ELECTRONICS CO LTD0 citations61
US12107443B2Oct 1, 2024
Electronic device and method for transmission of reason wireless charging is stopping
SAMSUNG ELECTRONICS CO LTD0 citations60
US11309742B2Apr 19, 2022
Wireless charging method and system for detecting foreign material during wireless charging
SAMSUNG ELECTRONICS CO LTD0 citations60
US10742075B2Aug 11, 2020
Wireless charging method and electronic device supporting same
SAMSUNG ELECTRONICS CO LTD1 citations60
US10536010B2Jan 14, 2020
Method of transmitting and receiving power and electronic device using the same
SAMSUNG ELECTRONICS CO LTD1 citations59
US9923407B2Mar 20, 2018
Apparatus and method for controlling differential signals of wireless power transmitter
SAMSUNG ELECTRONICS CO LTD0 citations52
GM GLOBAL TECH OPERATIONS LLC
1 patentAFSHARI EHSAN
1 patentShowing the top 50 of 58 patents by PatentIndex Score.