Active User Detection and Channel Estimation for Massive Machine-Type Communication: Deep Learning Approach
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Internet of Things Journal"
DOI: 10.1109/jiot.2021.3132329
Abstract: Recently, massive machine-type communications (mMTCs) have become one of key use cases for 5G. In order to support massive users transmitting small data packets at low rates, grant-free (GF) access and nonorthogonal multiple access (NOMA)… read more here.
Keywords: machine type; active user; massive machine; channel estimation ... See more keywords
Performance Analysis of Joint Active User Detection and Channel Estimation for Massive Connectivity
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Signal Processing"
DOI: 10.1109/tsp.2022.3185844
Abstract: This paper considers joint active user detection (AUD) and channel estimation (CE) for massive connectivity scenarios with sporadic traffic. The state-of-art method under a Bayesian framework to perform joint AUD and CE in such scenarios… read more here.
Keywords: active user; user detection; analysis; joint active ... See more keywords
Compressed Sensing Based Active User Detection in MIMO Systems With One-Bit ADC
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Transactions on Vehicular Technology"
DOI: 10.1109/tvt.2022.3205162
Abstract: We investigate an active user detection for massive machine-type communication systems, in which a massive number of users with sporadic transmission communicate with a base station (BS) with multiple antennas. Due to hardware cost and… read more here.
Keywords: bit; active user; user detection; one bit ... See more keywords
Massive Random Access With Sporadic Short Packets: Joint Active User Detection and Channel Estimation via Sequential Message Passing
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Transactions on Wireless Communications"
DOI: 10.1109/twc.2021.3060451
Abstract: This paper considers an uplink massive machine-type communication (mMTC) scenario, where a large number of user devices are connected to a base station (BS). A novel grant-free massive random access (MRA) strategy is proposed, considering… read more here.
Keywords: user detection; channel estimation; active user; detection channel ... See more keywords