Results 21 to 30 of about 567,285 (286)

Ultrashort wave satellite channel classification and recognition algorithm based on mirror filled spectrum and LA-ResNet50

open access: yesDianxin kexue, 2023
In response to the classification and identification problems of 5 kHz channels, 25 kHz channels, broadband interference channels, narrowband interference channels, and single tone interference channels in the ultrashort wave frequency band, a ...
Shang WU   +4 more
doaj   +2 more sources

Network Planning Based on Interference Alignment in Density WLANs

open access: yesIEEE Access, 2019
In high-density scenarios, wireless local area networks (WLANs) encounter serious interference. Interference alignment (IA) is an effective manner to control interference and improve system capacity in the interference channel.
Min Peng   +3 more
doaj   +1 more source

Programmable two-photon quantum interference in $10^3$ channels in opaque scattering media [PDF]

open access: yes, 2015
We investigate two-photon quantum interference in an opaque scattering medium that intrinsically supports $10^6$ transmission channels. By adaptive spatial phase-modulation of the incident wavefronts, the photons are directed at targeted speckle spots or
Boller, Klaus -J.   +5 more
core   +4 more sources

Interference channel with intermittent feedback [PDF]

open access: yes2013 IEEE International Symposium on Information Theory, 2013
We investigate how to exploit intermittent feedback for interference management. Focusing on the two-user linear deterministic interference channel, we completely characterize the capacity region. We find that the characterization only depends on the forward channel parameters and the marginal probability distribution of each feedback link.
Karakus C., Wang I.-H., Diggavi S.
openaire   +2 more sources

A multi‐agent reinforcement learning anti‐jamming method with partially overlapping channels

open access: yesIET Communications, 2021
This paper investigates the problem of multi‐user anti‐jamming channel access with partially overlapping channels (POC). Compared with traditional anti‐jamming systems that use non‐overlapping channels, POC improve the spectral efficiency.
Yunpeng Zhang   +4 more
doaj   +1 more source

Interference Channels With Destination Cooperation [PDF]

open access: yesIEEE Transactions on Information Theory, 2011
Interference is a fundamental feature of the wireless channel. To better understand the role of cooperation in interference management, the two-user Gaussian interference channel where the destination nodes can cooperate by virtue of being able to both transmit and receive is studied.
Prabhakaran, Vinod M., Viswanath, Pramod
openaire   +2 more sources

Interference Channels With Common Information [PDF]

open access: yesIEEE Transactions on Information Theory, 2008
In this paper, we consider the discrete memoryless interference channel with common information, in which two senders need deliver not only private messages but also certain common messages to their corresponding receivers. We derive an achievable rate region for such a channel by exploiting a random coding strategy, namely cascaded superposition ...
Jiang, J., Xin, Y., Garg, H.K.
openaire   +2 more sources

Interference Alignment Using Reaction in Molecular Interference Channels

open access: yesIEEE Transactions on NanoBioscience, 2023
Co-channel interference (CCI) is a performance limiting factor in molecular communication (MC) systems with shared medium. Interference alignment (IA) is a promising scheme to mitigate CCI in traditional communication systems. Due to the signal-dependent noise in MC systems, the traditional IA schemes are less useful in MC systems.
Maryam Farahnak-Ghazani   +2 more
openaire   +3 more sources

Linear Space-Time Interference Alignment for $K$ -User MIMO Interference Channels

open access: yesIEEE Access, 2018
Interference is believed to be the most significant bottleneck for the next-generation wireless networks to achieve high throughout. Interference alignment (IA), as a novel interference management scheme to break through the traditional interference ...
Xiaorong Jing   +3 more
doaj   +1 more source

Revisiting Link Quality Metrics and Models for Multichannel Low-Power Lossy Networks

open access: yesSensors, 2023
Multichannel communication has great potential in environments with unknown interference patterns. However, existing link quality metrics and models are generally established and verified under a single-channel scenario, which does not consider the ...
Jing Mao   +6 more
doaj   +1 more source

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