Results 31 to 40 of about 4,982,152 (160)

Signal Detection Scheme in Ambient Backscatter System With Multiple Antennas

IEEE Access, 2017
The ambient backscatter technique is a communication technology that uses ambient radio frequency signals to enable battery-free devices to communicate with other device.
Chang-Hee Kang, Won-Seok Lee, Young-Hwan You, Hyoung-Kyu Song   +3 more
doaj   +1 more source

The New Era of Long-Range “Zero-Interception” Ambient Backscattering Systems: 130 m with 130 nA Front-End Consumption

Sensors, 2022
Internet of Things applications based on backscatter radio principles have appeared to address the limitations of high cost and high power consumption. While radio-frequency identification (RFID) sensor nodes are among the most commonly utilized state-of-
Spyridon Nektarios Daskalakis, Apostolos Georgiadis, Manos M. Tentzeris, George Goussetis, George Deligeorgis   +4 more
doaj   +1 more source

Polarization-diversity backscatter communication based on programmable information metasurface. [PDF]

iScience
Summary: Backscatter communication (BC) is a low-power technology that transmits data by reflecting ambient RF signals. Conventional BC, based on antenna impedance modulation, suffers from low data rates and poor interference resistance.
Luo G, Ma X, Han J, Zhu L, Li R, Liu H, Li L.   +6 more
europepmc   +2 more sources

Hybrid Ambient Backscatter Communication Systems With Harvest-Then-Transmit Protocols

IEEE Access, 2018
In this paper, we investigate and analyze a hybrid ambient backscatter (AmBack) scheme with harvest-then-transmit protocols. In this scheme, the whole transmission is divided into three phases (time slots): energy harvesting (EH), AmBack, and data ...
Dong Li, Wei Peng, Ying-Chang Liang
doaj   +1 more source

Aloha-NOMA for Ambient Backscatter M2M Communication in IoT Networks with Random Power Levels and Frequency Channel Assignment

, 2021
Internet of Things as known as IoT is a network pointing to a series of interconnected devices that are communicating with each other. M2M communication protocol is integral part of IoT to allowing multiple devices to communicate smoothly. Aloha-NOMA
Asmaa Hani Halbouni, Muhammad Afiq Bin Abdul Ghani, Habaebi, Mohamed Hadi, Abdul Ghani, Muhammad Afiq, Mohamed Hadi Habaebi, Halbouni, Asmaa Hani   +5 more
core   +1 more source

Novel Sparse-Coded Ambient Backscatter Communication for Massive IoT Connectivity

Energies, 2018
Low-power ambient backscatter communication (AmBC) relying on radio-frequency (RF) energy harvesting is an energy-efficient solution for batteryless Internet of Things (IoT).
Tae Yeong Kim, Dong In Kim
doaj   +1 more source

Intelligent Reconfigurable Surface enhanced Ambient Backscatter Communication enabled Wireless Body Area Network

ICT Express, 2023
This paper considers an Intelligent Reconfigurable Surface (IRS)-enhanced Ambient Backscatter Communication (AmBC)-enabled Wireless Body Area Network (WBAN) system.
Xu Zhao, Weilin Zang, Ye Li
doaj   +1 more source

Joint resource allocation for full-duplex ambient backscatter communication: A difference convex algorithm [PDF]

, 2022
peer reviewedNowadays, Ambient Backscatter Communication (AmBC) systems have emerged as a green communication technology to enable massive self-sustainable wireless networks by leveraging Radio Frequency (RF) Energy Harvesting (EH) capability.
OTTERSTEN, Björn, KAVEHMADAVANI, Fatemeh, CHATZINOTAS, Symeon, Chatzinotas, Symeon,, Soleimanpour-moghadam, Mohadeseh,, Ottersten, Björn,, Talebi, Siamak,, Madavani, Fatemeh Kaveh,, Symeon Chatzinotas, Mohadeseh Soleimanpour-Moghadam, Siamak Talebi, Bjorn Ottersten, Fatemeh Kaveh Madavani   +12 more
core   +2 more sources

Simultaneous harvest-and-transmit ambient backscatter communications under Rayleigh fading

EURASIP Journal on Wireless Communications and Networking, 2019
Ambient backscatter communications is an emerging paradigm and a key enabler for pervasive connectivity of low-powered wireless devices. It is primarily beneficial in the Internet of things (IoT) and the situations where computing and connectivity ...
Furqan Jameel, Tapani Ristaniemi, Imran Khan, Byung Moo Lee   +3 more
doaj   +1 more source

Multi-Dimensional Sparse-Coded Ambient Backscatter Communication for Massive IoT Networks

Energies, 2018
In this paper, we propose a multi-dimensional sparse-coded ambient backscatter communication (MSC-AmBC) system for long-range and high-rate massive Internet of things (IoT) networks.
Tae Yeong Kim, Dong In Kim
doaj   +1 more source