Ealwan Lee

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i/q imbalance mimo bluetooth wlan 802.11n cim3 bluetooth low energy duality channel sounding 1024-qam phy layer rate invariance multirate filter comb decimator l1-norm svd rf mixer joint compensation 802.11ac wifi 256qam wlan pmd layer indoor positioning connectionless aoa bluetooth channel sounding bluetooth low energy v5.3 isochronous channel bluetooth low energy v5.1 direction finding bluetooth low energy v5.2 exposure notification service excess group delay circularity joint estimation hadm (high accuracy distance measurement) interferometry relay (attack) protection phase ranging 802.11ax ueqm nested spatial mapping

Activity
About

Ealwan Lee

Presentations

Joint Compensation of CIM3 and I/Q Imbalance in the Up-conversion Mixer with a Single Skew Matrix

A Method to Derate the Rate-Dependency in the Pass-Band Droop of Comb Decimators

Practical issues to be considered in PHY layer of 802.11 standard spec

Boosting the Performance of Nested Spatial Mapping with Unequal Modulation in 802.11n

High Accuracy Distance Measurement for Bluetooth Based on Phase Ranging

A Refined Skew Matrix Model of the CIM3 in the Up-Mixer Extending the Duality of I/Q Imbalance (RFIT-2022)

Tone-based Measurement of Excess Group Delay in Programmable Gain Receiver Chains for RF Ranging

A Lecture Note on Bluetooth v5.2 in TTA Education Program(2020)

A Lecture Note on Bluetooth v5.3 in TTA Education Program(2021)

Standardization of BLE-based Connectionless AoA

Documents

A Lecture Note on Nested MIMO in 2017, Seoul

블루투스 기반 실내 측위 표준화 동향(2019)