Results 51 to 60 of about 18,657 (279)

Security Vulnerabilities in Bluetooth Technology as Used in IoT

open access: yesJournal of Sensor and Actuator Networks, 2018
Bluetooth technology is a key component of wireless communications. It provides a low-energy and low-cost solution for short-range radio transmissions.
Angela M. Lonzetta   +4 more
doaj   +1 more source

IMPLEMENTATION BLUETOOTH LOW ENERGY ON THE MEDICAL SUPPORTING DEVICE [PDF]

open access: yes, 2011
Non-compliance from a patient is a serious problem, with a big consequence in case of health and costs. ECCT B.V. tries to develop some supporting devices expected to help patients to report their compliance.
Fakhri, Fakhri, Darjat, Darjat, N, A
core  

Polarization Sensitivity of Chiral Manganese Halide Scintillators Enables High‐Resolution X‐Ray Imaging

open access: yesAdvanced Functional Materials, EarlyView.
Highly luminescent chiral manganese halide crystals are synthesized using chiral ligands, and they exhibit dissymmetry factors up to 1.4 × 10−2 and show X‐ray detection scintillation capability with a light yield of 43 380 photons/MeV and a low detection limit of 0.05198 µGyair·s−1.
Yue Han   +9 more
wiley   +1 more source

Performance analysis of Bluetooth Low Energy Networks for Wireless Sensors [PDF]

open access: yes, 2023
LAUREA MAGISTRALEAl giorno d’oggi il trasporto ferroviario sta gradualmente assumendo sempre più importanza nel trasporto merci e passeggeri grazie al suo basso impatto ambientale. Tuttavia, uno dei suoi principali svantaggi è che, sebbene copra il 18%
Epis, Elia
core  

Biomimetic Microfractals Based Flexible Triboelectric Nanogenerators

open access: yesAdvanced Functional Materials, EarlyView.
A leaf‐skeleton‐based microfractal architecture is integrated with guided CuNW networks and biomimetic triboelectric polymer layers, enabling breathable, flexible, and material‐efficient triboelectric nanogenerators. The resulting system combines enhanced charge generation and charge transport, offering potential for next‐generation self‐powered ...
Amit Barua   +7 more
wiley   +1 more source

Contact Information-Based Indoor Pedestrian Localization Using Bluetooth Low Energy Beacons

open access: yesIEEE Access, 2022
Indoor localization technologies are actively investigated to realize location-based applications in various environments, and indoor localization methods based on whether the received signal strength indicator (RSSI) is less than a threshold have been ...
Shino Shiraki, Shigeo Shioda
doaj   +1 more source

Precise Energy Modeling for the Bluetooth Low Energy Protocol

open access: yesCoRR, 2014
Bluetooth Low Energy (BLE) is a wireless protocol well suited for ultra-low-power sensors running on small batteries. BLE is described as a new protocol in the official Bluetooth 4.0 specification. To design energy-efficient devices, the protocol provides a number of parameters that need to be optimized within an energy, latency and throughput design ...
Philipp H. Kindt   +3 more
openaire   +2 more sources

Bioinspired Adaptive Sensors: A Review on Current Developments in Theory and Application

open access: yesAdvanced Materials, EarlyView.
This review comprehensively summarizes the recent progress in the design and fabrication of sensory‐adaptation‐inspired devices and highlights their valuable applications in electronic skin, wearable electronics, and machine vision. The existing challenges and future directions are addressed in aspects such as device performance optimization ...
Guodong Gong   +12 more
wiley   +1 more source

Predicting the Channel Access of Bluetooth Low Energy

open access: yesICC 2023 - IEEE International Conference on Communications, 2023
6 pages, 4 figures, accepted for publication at IEEE ICC ...
Julian Karoliny   +3 more
openaire   +2 more sources

A Bluetooth Scatternet for the Khepera Robot [PDF]

open access: yes, 2007
Du JL, Witkowski U, Rückert U. A Bluetooth Scatternet for the Khepera Robot. In: 4th International Symposium on Autonomous Minirobots for Research and Edutainment (AMiRE).
Du, Jia Lei   +2 more
core   +1 more source

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