Results 121 to 130 of about 90,356 (316)

Performance Analysis of Cooperative Relaying Systems With Power-Domain Non-Orthogonal Multiple Access

open access: yesIEEE Access, 2018
Non-orthogonal multiple access (NOMA) is one of the promising radio access techniques in 5G communication networks. In this paper, a cooperative NOMA relaying scheme with two-phase superposition coding is proposed to enhance the performance of NOMA ...
Yingying Zhang   +3 more
doaj   +1 more source

Soft, Degradable, and Magnetic Microcarriers for Encapsulation and Guided Transport of Drugs and 3D Spheroids

open access: yesAdvanced Materials, EarlyView.
This work presents soft, degradable hydrogel microcarriers that combine magnetic responsiveness with the ability to host multiple therapeutic and cellular components. Produced by droplet microfluidics, the carriers maintain structural integrity during manipulation, permit controlled breakdown under physiological conditions, and enable guided motion for
Xuan Peng   +18 more
wiley   +1 more source

Wireless Mesh Network Routing Protocol Challenges -Traffic Engineering Solution

open access: yes, 2016
Wireless Mesh Network (WMN) is an evolving heterogeneous standard for multi-radio, multi-hop and multi-channel network technology. It has numerous potential, commercial advantages and is currently undergoing rapid research development and standardization.
Muogilim, Okechukwu Emmanuel
core  

Wireless Communication Networks for Gas Turbine Engine Testing [PDF]

open access: yes, 2011
A new trend in the field of Aeronautical Engine Health Monitoring is the implementation of wireless sensor networks (WSNs) for data acquisition and condition monitoring to partially replace heavy and complex wiring harnesses, which limit the versatility ...
Dutta, PS   +44 more
core   +1 more source

The Security Network Coding System With Physical Layer Key Generation in Two-Way Relay Networks

open access: yesIEEE Access, 2018
Network coding is one of the key technologies to improve the throughput, efficiency, and reliability of two-way relay networks (TWRNs). However, it also brings some new security problems when the physical layer security is considered.
Yuanyuan Kong   +3 more
doaj   +1 more source

An Injectable Electroactive Hydrogel Engineered for Stable Bioelectronic Interfaces

open access: yesAdvanced Materials Interfaces, EarlyView.
Injectable electroconductive hydrogels enable soft, conformal, and stable bioelectronic interfaces for electroceutical therapies. A catechol‐modified hyaluronic acid/alginate/edge‐functionalized graphene platform combines wet adhesion, shear‐thinning injectability, tissue‐matched mechanics, and electrochemical functionality.
Ying Zhou   +11 more
wiley   +1 more source

A wireless sensor network for vibration measurement

open access: yes, 2011
Wireless sensor networks (sensornets) enable distributed sensing, opening up sensing possibilities not previously available.
Kaplan, Shaun
core  

End‐to‐End Sensing Systems for Breast Cancer: From Wearables for Early Detection to Lab‐Based Diagnosis Chips

open access: yesAdvanced Materials Technologies, EarlyView.
This review explores advances in wearable and lab‐on‐chip technologies for breast cancer detection. Covering tactile, thermal, ultrasound, microwave, electrical impedance tomography, electrochemical, microelectromechanical, and optical systems, it highlights innovations in flexible electronics, nanomaterials, and machine learning.
Neshika Wijewardhane   +4 more
wiley   +1 more source

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

Intelligent resource management in 5G/6G network by adopting edge intelligence for higher education systems

open access: yese-Prime: Advances in Electrical Engineering, Electronics and Energy
The Internet of Things (IoT) is expected to have a positive impact on various sectors, such as manufacturing, users, and operators. Due to the capabilities of smart objects to share their contents and interact with their social networks, the combined ...
Saurabh Chandra   +2 more
doaj   +1 more source

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