Results 71 to 80 of about 1,327,684 (330)

Occupancy Detection and People Counting Using WiFi Passive Radar

open access: yesInternational Radar Conference, 2020
Occupancy detection and people counting technologies have important uses in many scenarios ranging from management of human resources, optimising energy use in intelligent buildings and improving public services in future smart cities.
Chong Tang   +5 more
semanticscholar   +1 more source

A Review on Sensor Technologies, Control Approaches, and Emerging Challenges in Soft Robotics

open access: yesAdvanced Robotics Research, EarlyView.
This review provides an introspective of sensors and controllers in soft robotics. Initially describing the current sensing methods, then moving on to the control methods utilized, and finally ending with challenges and future directions in soft robotics focusing on the material innovations, sensor fusion, and embedded intelligence for sensors and ...
Ean Lovett   +5 more
wiley   +1 more source

Cross‐Scale Hierarchical Targeted Delivery System Based on Small‐Scale Magnetic Robots

open access: yesAdvanced Robotics Research, EarlyView.
This article reviews a cross‐scale hierarchical targeted delivery system that integrates magnetic continuum robots and magnetic microrobots. By combining rapid long‐range navigation with precise microscale targeting, the system overcomes key limitations of single‐scale approaches.
Junjian Zhou   +4 more
wiley   +1 more source

WiFi-based PCL for monitoring private airfields [PDF]

open access: yes, 2017
In this article, the potential exploitation of WiFi-based PCL systems is investigated with reference to a real-world civil application in which these sensors are expected to nicely complement the existing technologies adopted for monitoring purposes ...
BONGIOANNI, CARLO   +4 more
core   +1 more source

Cellular Snowballing: Cell Adhesion and Migration Drive the Self‐Assembly of Cell‐Microgel Biohybrid Spheroids

open access: yesAdvanced Science, EarlyView.
A new class of biohybrid spheroids is engineered through the self‐assembly of adherent cells and extracellular matrix‐mimetic hydrogel microparticles (microgels). By mimicking a snowballing effect, this approach enables scalable formation of porous, millimeter‐scale spheroids with enhanced cell viability and molecular diffusion.
Zaman Ataie   +7 more
wiley   +1 more source

Feasibility Study of Using 5G Signals for Illumination Purposes in Passive Radar

open access: yesИзвестия высших учебных заведений России: Радиоэлектроника
Introduction. Passive radars perform target detection based on reflected signals emitted by third-party transmitters. The absence of its own transmitter determines the main advantages of passive radars compared to conventional active radars: lower cost ...
V. M. Kutuzov   +3 more
doaj   +1 more source

Method of locating persons in distress [PDF]

open access: yes, 1977
A method for locating any person in distress in a selected area on the surface of the earth who has deployed passive radio frequency (RF) reflectors in a predetermined arrangement is analyzed.
Sivertson, W. E., Jr.
core   +1 more source

DVB‐T based passive radar for simultaneous counter‐drone operations and civil air traffic surveillance

open access: yesIET radar, sonar & navigation, 2020
The effectiveness of DVB-T based passive radar (PR) in counter drones operations is investigated in this study aiming at monitoring airport terminal areas.
T. Martelli, F. Colone, R. Cardinali
semanticscholar   +1 more source

A Tac1‐Expressing Brainstem Pathway Underlies the Pathogenesis of Trigeminal Neuralgia

open access: yesAdvanced Science, EarlyView.
A critical TG‐Sp5CTac1‐PBNTac1 pathway drives trigeminal neuropathic pain (TNP). Tac1‐expressing parabrachial nucleus (PBNTac1) neurons exhibit heightened responses to innocuous stimuli in TNP, and chemogenetic inhibition of these neurons effectively prevents TNP development.
Liting Sun   +11 more
wiley   +1 more source

Tri-Frequency Synthetic Aperture Radar for the Measurements of Snow Water Equivalent [PDF]

open access: yes
A new airborne synthetic aperture radar (SAR) system was recently developed for the estimation of snow water equivalent (SWE). The radar is part of the SWESARR (Snow Water Equivalent Synthetic Aperture Radar and Radiometer) instrument, an active passive ...
Bonds, Quenton   +7 more
core   +4 more sources

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