Results 51 to 60 of about 550,771 (285)

Relaying for Multiuser Networks in the Absence of Codebook Information [PDF]

open access: yes, 2012
This work considers relay assisted transmission for multiuser networks when the relay has no access to the codebooks used by the transmitters. The relay is called oblivious for this reason.
Tian, Ye, Yener, Aylin
core  

Autonomous Cargo Transport with Biohybrid Microswimmers Enabled by Light‐Mediated Bacteria‐Cargo Communication

open access: yesAdvanced Materials, EarlyView.
ABSTRACT Biohybrid microswimmers, which integrate the unique mobility and taxis of living cells with the versatility of synthetic cargo, offer exciting opportunities for targeted delivery. However, current biohybrids lack autonomous decision‐making capabilities due to the absence of communication between living and synthetic components. Here, we report
Xiaoran Zheng   +3 more
wiley   +1 more source

Outage Analysis of Relay-Assisted mmWave Cellular Systems Employing JSDM

open access: yesIEEE Access, 2019
In this paper, the outage probabilities of relay-assisted millimeter wave (mmWave) cellular systems employing joint spatial division and multiplexing (JSDM) are investigated.
Jun Chen, Deli Qiao, Haifeng Qian
doaj   +1 more source

La théorie interprétative de Danica Seleskovitch vingt ans après

open access: yesMiędzy Oryginałem a Przekładem, 2023
THE INTERPRETIVE THEORY OF DANICA SELESKOVITCH TWENTY YEARS AFTER: THE QUESTION OF THE DIRECTIONALITY IN CONFERENCE INTERPRETING The aim of the present paper is to examine directionality in conference interpreting and the changing concepts of active ...
Małgorzata Tryuk
doaj   +1 more source

Whether and Where to Code in the Wireless Relay Channel

open access: yes, 2012
The throughput benefits of random linear network codes have been studied extensively for wirelined and wireless erasure networks. It is often assumed that all nodes within a network perform coding operations.
Lucani, Daniel E.   +2 more
core   +1 more source

Pattern Formation in Non‐Equilibrium Architected Materials

open access: yesAdvanced Materials Technologies, EarlyView.
This article demonstrates an artificial mechanical system ‐ a robotic metamaterial ‐ as an accessible and versatile platform within which to explore and prescribe the reaction‐diffusion driven pattern formation hitherto associated with comparatively less accessible and versatile non‐equilibrium biological and chemical systems.
Vinod Ramakrishnan, Michael J. Frazier
wiley   +1 more source

Buffer-Aided Relaying with Adaptive Link Selection

open access: yes, 2012
In this paper, we consider a simple network consisting of a source, a half-duplex decode-and-forward relay, and a destination. We propose a new relaying protocol employing adaptive link selection, i.e., in any given time slot, based on the channel state ...
Popovski, Petar   +2 more
core   +2 more sources

Transducers Across Scales and Frequencies: A System‐Level Framework for Multiphysics Integration and Co‐Design

open access: yesAdvanced Materials Technologies, EarlyView.
Transducers convert physical signals into electrical and optical representations, yet each mechanism is bounded by intrinsic trade‐offs across bandwidth, sensitivity, speed, and energy. This review maps transduction mechanisms across physical scale and frequency, showing how heterogeneous integration and multiphysics co‐design transform isolated ...
Aolei Xu   +8 more
wiley   +1 more source

Chemically Doped Conductive Polymers for Wearable Health Monitoring

open access: yesAdvanced Materials Technologies, EarlyView.
Among conductive polymers, poly(3,4‐ethylenedioxythiophene):poly(styrenesulfonate) (PEDOT:PSS), polyaniline (PANI), and polypyrrole (PPy) are the most studied and applied. Chemical doping significantly boosts intrinsic conductivity and mechanical robustness.
Mengdi Zuo   +5 more
wiley   +1 more source

Relay UAV motion control method for airborne multi-agent systems

open access: yes工程科学学报
Compared to single-agent systems, multi-agent systems exhibit advantages such as high efficiency and strong survivability in task execution. However, an increase in distance increases the difficulty for agents to communicate with each other and also ...
Cancan TAO, Ronghao WANG
doaj   +1 more source

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