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Group of spatially dispersed and dedicated sensors
Wireless sensor networks (WSNs) refer to networks of spatially dispersed and dedicated sensors that monitor and record the physical conditions of the environment
Wireless_sensor_network
processing or communicating information with other connected nodes in a network. Although wireless sensor networks have existed for decades and used for diverse
Sensor_node
NODE+ is a first-generation handheld wireless sensor platform developed by Variable Inc. The device measures approximately 1 inch in diameter and 3.75
NODE_(wireless_sensor)
with other connected nodes in the network. A mote is a node but a node is not always a mote. Wireless sensor network Sensor node Mesh networking Sun SPOT
List_of_wireless_sensor_nodes
Decentralized type of wireless network
routers or wireless access points. Instead, each node participates in routing by forwarding data for other nodes. The determination of which nodes forward
Wireless_ad_hoc_network
Topics referred to by the same term
environment NodeB, hardware that is connected to the mobile phone network NODE (wireless sensor), a wireless handheld sensor for smart devices Node, a shorthand
Node
Radio nodes organized in a mesh topology
A wireless mesh network (WMN) is a communications network made up of radio nodes organized in a mesh topology. It can also be a form of wireless ad hoc
Wireless_mesh_network
Canadian multicast wireless sensor network technology
proprietary (but open access) multicast wireless sensor network technology designed and marketed by ANT Wireless (a division of Garmin Canada). It provides
ANT_(network)
Combining of sensor data from disparate sources
development of dynamic sensing strategies. Sensors are in redundant (or competitive) configuration if each node delivers independent measures of the same
Sensor_fusion
temperature sensor Fuel level sensor Fuel pressure sensor Knock sensor Light sensor MAP sensor Mass airflow sensor (MAF) Oil level sensor Oil pressure sensor Omniview
List_of_sensors
Military technology
intrusion node is a motion sensor that detects movement and is able to tell the difference between animal and human beings. The imager node is a combination
Unattended_ground_sensor
Computer network not fully connected by cables
A wireless network is a computer network that uses wireless data connections between network nodes. Wireless networking allows homes, telecommunications
Wireless_network
Wireless internet protocol
Conditions". Sensors. 18 (3): 772. Bibcode:2018Senso..18..772S. doi:10.3390/s18030772. PMC 5876541. PMID 29510524. "Semtech Acquires Wireless Long Range
LoRaWAN
of wireless sensor nodes Sensor node Supervisory control and data acquisition Wireless sensor network Yang, Yi (April 26, 2011), Power Line Sensor Networks
Wireless_powerline_sensor
Means of calculating position
device for each sensor node cannot be afforded. Some of the reasons for this include cost, size and battery drainage of constrained sensor nodes. To overcome
Dead_reckoning
Slotted medium access control protocol widely used in ad hoc networks
Furthermore, it is the foundation of many other MAC protocols used in wireless sensor networks (WSN). The IEEE 802.11 RTS/CTS mechanism is adopted from this
Multiple Access with Collision Avoidance for Wireless
Multiple_Access_with_Collision_Avoidance_for_Wireless
Turkish-American engineer (born 1954)
commercial airline traffic. With the publication of a roadmap paper on wireless sensor networks, Akyildiz made this research area known. This publication
Ian_F._Akyildiz
A mobile wireless sensor network (MWSN) can simply be defined as a wireless sensor network (WSN) in which the sensor nodes are mobile. MWSNs are a smaller
Mobile wireless sensor network
Mobile_wireless_sensor_network
Electrical device which utilizes a sensor to detect nearby motion
sensor selective to traffic in the path toward the door is superior. These systems sense disturbances to radio waves as they pass from node to node of
Motion_detector
Computer network connecting devices around a human body
referred to as a wireless body area network (WBAN), a body sensor network (BSN) or a medical body area network (MBAN), is a wireless network of wearable
Body_area_network
enable the use of reliable low-power wireless networks. It is very good at saving the nodes' energy because each node shares a schedule, allowing it to know
Time_Slotted_Channel_Hopping
important issue in wireless sensor network (WSN) design. WSNs are networks of small, battery-powered, memory-constraint devices named sensor nodes, which have
Key distribution in wireless sensor networks
Key_distribution_in_wireless_sensor_networks
and Wireless USB. Wireless Sensor Networks (WSN / WSAN) are, generically, networks of low-power, low-cost devices that interconnect wirelessly to collect
List of wireless network protocols
List_of_wireless_network_protocols
Network of devices used to wirelessly locate objects inside a building
sensor network must know from which tag it has received information, or a locating device must be able to identify the targets directly. Any wireless
Indoor_positioning_system
Low-power, low-bandwidth wireless mesh network
[dubious – discuss] Typical application areas include: Home automation Wireless sensor networks Industrial control systems Embedded sensing Medical data collection
Zigbee
Collaborative wireless sensor network
sensor network (VSN) in computing and telecommunications is an emerging form of collaborative wireless sensor networks. In contrast to early wireless
Virtual_sensor_network
Type of communication in radio networks
single-hop routing. Typical applications of multi-hop routing: Wireless sensor networks Wireless mesh networks Mobile ad hoc networks Smart phone ad hoc networks
Multi-hop_routing
Form of wireless network
MANET with nodes on buildings, towers, trucks, and planes could also be considered a WWAN. A WWAN may also be a low-power, low-bit-rate wireless WAN (LPWAN)
Wireless_WAN
Methods used to share cryptographic key material with other parties
the nodes are deployed over the target area, the secret keys are used to create the network. For more info see: key distribution in wireless sensor networks
Key_distribution
but which has also been used for sensor networks. TinyOs was the first operating system oriented to the wireless sensor network (WSN), works through events
IPv6 Routing Protocol for Low-Power and Lossy Networks
IPv6_Routing_Protocol_for_Low-Power_and_Lossy_Networks
Short distance computer network
few meters. WPANs specifically tailored for low-power operation of wireless sensors are sometimes called low-power personal area networks (LPPANs) to better
Personal_area_network
Internet-like structure connecting everyday physical objects
ubiquitous computing, sensors, embedded systems, and machine learning. Traditional fields of embedded systems, wireless sensor networks, control systems
Internet_of_things
Programming paradigm
turns into single-node operations and routing in a wireless sensor network. SELECT nodeId , temperature WHERE temperature > k FROM sensors SAMPLE PERIOD 5
Macroprogramming
System of microelectromechanical devices
University of California, Berkeley, in 1997. The proposal, to build wireless sensor nodes with a volume of one cubic millimeter, was selected for funding
Smartdust
Wireless network sensor node
Sun SPOT (Sun Small Programmable Object Technology) was a sensor node for a wireless sensor network developed by Sun Microsystems announced in 2007. The
Sun_SPOT
Device that measures proper acceleration
SHM and have been integrated into high-sensitivity wireless nodes. Networked and wireless smart-sensor approaches allow distributed monitoring at scale
Accelerometer
Network that allows computers to share resources and communicate with each other
and logically in a wireless LAN, where each wireless client associates with the central wireless access point. Ring network: each node is connected to its
Computer_network
Measurement of the power in a radio signal
Anna; Foerster, Alexander (2011-02-07). Emerging Communications for Wireless Sensor Networks. BoD – Books on Demand. p. 241. ISBN 978-953-307-082-7. Lui
Received signal strength indicator
Received_signal_strength_indicator
Transfer of information or power that does not require the use of physical wires
Wireless communication (or just wireless, when the context allows) is the transfer of information (telecommunication) between two or more points without
Wireless_communication
Topics referred to by the same term
Mote spoon, a type of spoon used when preparing tea Mote (sensor), a node in a wireless sensor network Mote Park, a park in Maidstone, England Mote Park
Mote
Wireless sensor network mote
PowWow (Power Optimized Hardware and Software FrameWork for Wireless Motes) is a wireless sensor network (WSN) mote developed by the Cairn team of IRISA/INRIA
PowWow
Nerve sensors used in brain-computer interfaces
nanometer-sized devices operated as wirelessly powered nerve sensors; it would be a type of brain–computer interface. The sensors may be used to study, monitor
Neural_dust
Destination of data flow in computing
sink is proposed to save sensor energy for multihop communication in transferring data to a base station (sink) in wireless sensor networks. Flow network
Sink_(computing)
Arrangement of a communication network
Network topology is the arrangement of the elements (links, nodes, etc.) of a communication network. Network topology can be used to define or describe
Network_topology
Real-time operating system
c) Java nodes, where the behavior of the node must be reimplemented as a Java class. One Cooja simulation may contain a mix of sensor nodes from any
Contiki
computers in a computer network exchange data. Sensor networks consist of tiny, wirelessly communicating sensor nodes which are deployed in large numbers in an
Zebra_Media_Access_Control
Wireless standard for intelligent building networks
to device, allowing for wireless control of smart home devices, such as smart lights, security systems, thermostats, sensors, smart door locks, and garage
Z-Wave
Computer scientist and IEEE Fellow
research addressed routing, connectivity, node placement, and topology management in wireless ad hoc and sensor networks. This work formed the basis of
Kemal_Akkaya
Sensor Media Access Control (S-MAC) is a network protocol for sensor networks. Sensor networks consist of tiny, wirelessly communicating computers (sensor
Sensor_Media_Access_Control
Wireless technique of sending and receiving messages through water
acoustic particle velocities. Vector sensors can be categorized into inertial and gradient sensors. Vector sensors have been widely researched over the
Underwater acoustic communication
Underwater_acoustic_communication
Operating system
mobile telecommunications NODE platform Quality control system (QCS) for web and papers SWARM Wireless sensor network nodes A. Mitrokatsa & C. Dougligeris
Wireless identification and sensing platform
Wireless_identification_and_sensing_platform
Protocol for distributed hash table
mapping to the node, or computer, that is responsible for evaluating them as a solution or not. e.g. Code Breaking Also used in wireless sensor networks for
Chord_(peer-to-peer)
MySensors is a free and open source DIY (do-it yourself) software framework for Wireless IoT (Internet of Things) devices allowing devices to communicate
MySensors
Multipath On-demand Routing (MOR) protocol is a protocol to connect nodes in wireless sensor networks. It is an ad hoc routing protocol which is reactive or
Multipath_On-demand_Routing
Wireless communication standard
“nodes”, which usually are devices with dedicated functions, such as sensors, remote controls, actuators, smart meters, etc. Some examples of node devices
DECT_Ultra_Low_Energy
Wireless personal area communication protocol
Minet, Thierry Val and Jean-Baptiste Viollet, "Which wireless technology for industrial wireless sensor networks? The development of OCARI technology", IEEE
OCARI
body-centric wireless networks (BCWN) can be divided into three main domains based on wireless sensor nodes placement, i.e., communication between the nodes that
On-body_wireless
Routing protocol for wireless sensor networks
routing protocol for wireless sensor networks. It is used for transferring data from one or more sensors to one or more root nodes. The number of expected
Collection_Tree_Protocol
Nivis, LLC is a company that designs and manufactures wireless sensor networks for smart grid and industrial process automation. Target applications include
Nivis
Algorithm in queueing theory
applied to wireless communication networks, including sensor networks, mobile ad hoc networks (MANETS), and heterogeneous networks with wireless and wireline
Backpressure_routing
particular derived in. A wireless sensor network consists of a spatially distributed collection of autonomous sensor nodes. Each node is designed to monitor
Stochastic geometry models of wireless networks
Stochastic_geometry_models_of_wireless_networks
Open-source wireless sensor and actuator network protocol
DASH7 Alliance Protocol (D7A) is an open-source wireless sensor and actuator network protocol, which operates in the 433 MHz, 868 MHz and 915 MHz unlicensed
DASH7
Coordination of independent clocks
Broadcast Time Synchronization (RBS) algorithm is often used in wireless networks and sensor networks. In this scheme, an initiator broadcasts a reference
Clock_synchronization
order to improve the life time of a wireless sensor network. LEACH is a hierarchical protocol in which most nodes transmit to cluster heads, and the cluster
Low-energy adaptive clustering hierarchy
Low-energy_adaptive_clustering_hierarchy
Computer mesh networking standard
operates on a flood network principle. It is based on the nodes relaying the messages: every relay node that receives a network packet that authenticates against
Bluetooth_mesh_networking
Wireless sensor network
MyriaNed is a wireless sensor network (WSN) platform developed by DevLab. It uses an epidemic communication style based on standard radio broadcasting
MyriaNed
IEEE standard for mesh networking
architecture is the presence of multi-hop wireless links and routing of packets through other nodes towards the destination node. 802.11s defines a default mandatory
IEEE_802.11s
Computer Networking Program
network coding is a program in which intermediate nodes transmit data from source nodes to sink nodes by means of linear combinations. Linear network coding
Linear_network_coding
Family of integrated circuits
tool that allows developers to use the wireless Gecko MCUs to trace network traffic and packets throughout nodes on the network. EFM32 is supported by
EFM32
Video camera connected to a computer or network
peripheral devices, and are commonly connected to a device using USB or wireless protocol. Webcams have been used on the Internet as early as 1993, and
Webcam
Noise monitoring research project
to monitor sensor health and to develop a prototype pre-failure detection model. The 2019 sensor-network paper described the deployed nodes as low-cost
Sounds_of_New_York_City
Wireless routing protocol
establish a connection between two nodes in a network. Wireless ad hoc networks Backpressure routing Mesh networking Wireless mesh network § Routing protocols
Ad hoc On-Demand Distance Vector Routing
Ad_hoc_On-Demand_Distance_Vector_Routing
and broadcast a search packet over the wireless interfaces. As the search packet propagates node to node, node identity and stability information are
Associativity-based_routing
Type of electronic device
Information appliance Internet of things Mobile device Mobile phone Sensor node Smart, connected products Smart environment Smart home hub Smart meter
Smart_device
Collecting energy from external sources
for use by small, wireless autonomous devices, like those used in wearable electronics, condition monitoring, and wireless sensor networks. Energy harvesters
Energy_harvesting
Routing methodology for wireless networks
in general; however distributed planarization is difficult for real wireless sensor networks and does not scale well to 3D environments. Although originally
Geographic_routing
Precision physical-layer synchronization
receiver's clock. RBS allows nodes to synchronize their clocks to the resolution necessary for example for wireless sensor network applications. Rather
Reference Broadcast Synchronization
Reference_Broadcast_Synchronization
Operating system
component-based operating system and platform for low-power wireless devices, such as those used in wireless sensor networks (WSNs), smartdust, ubiquitous computing
TinyOS
Use of multiple antennas in radio
MIMO (/ˈmaɪmoʊ, ˈmiːmoʊ/), or multiple-input multiple-output, is a wireless technology that multiplies the capacity of a radio link using multiple transmit
MIMO
Open source, decentralized, mesh network
others. When a user has more than one node, this role should typically be applied to the additional nodes. Multiple nodes in the same place, using the client
Meshtastic
American semiconductor company
co-founders, Qualcomm's early research into code-division multiple access (CDMA) wireless technology was financed through revenue from its Omnitracs satellite communications
Qualcomm
Real-time operating system
wireless sensor networking real-time operating system (RTOS) from Carnegie Mellon University, designed to run on microcontrollers for use in sensor networks
Nano-RK
Wireless delivery of software updates
newer concepts of wireless sensor networks and the Internet of Things (IoT), where the networks consist of hundreds or thousands of nodes, OTA is taken to
Over-the-air_update
VPN system Koruza, equipment for wireless optical connections some participants add to their nodes also various sensors, which data is then collected by
Wlan_slovenija
heterogeneity of sensor (network) communication. The term "sensor web" was first used by Kevin Delin of NASA in 1997, to describe a novel wireless sensor network
Sensor_web
Computing technique
some nodes will start to run out of energy. Especially in wireless sensor networks with multihopping, intensive packet forwarding causes nodes that are
Topology_control
Aspect of wireless networks
Wireless security is the prevention of unauthorized access or damage to computers or data using Wireless networks, which include Wi-Fi networks. The term
Wireless_security
Communication data network
abstract wireless linkage, wireless link modules are implemented in individual wireless nodes, which can set up different types of abstract wireless links
Cognitive_network
Sending data between network nodes when an event of interest is triggered at a sensor
in wireless sensor networks can be used to limit the amount of data sent between nodes to only when an event of interest is triggered at a sensor. Wireless
Event_detection_for_WSN
cooperative MIMO MAC protocol for wireless sensor networks". The 7th IEEE International Conference on Mobile Ad-hoc and Sensor Systems (IEEE MASS 2010). pp
Cooperative_MIMO
Network simulator
Castalia is a simulator for Wireless Sensor Networks (WSN), Body Area Networks and generally networks of low-power embedded devices. It is based on the
Castalia_(simulator)
Configuration Protocol Routing for Mobile Wireless Sensor Networks MMARP Chai Keong Toh Ad Hoc Mobile Wireless Networks, Prentice Hall Publishers, 2002.
List of ad hoc routing protocols
List_of_ad_hoc_routing_protocols
High-end premium Android smartphones
50-megapixel front camera, though sensor properties vary: Main Camera uses a 50 MP Light Fusion 950L (1/1.28-inch size) sensor with an f/1.7 aperture, 23mm
Xiaomi_17_Pro
Chinese computer scientist
2138-2149. Yang, Z., & Liu, Y. (2011). Understanding node localizability of wireless ad hoc and sensor networks. IEEE Transactions on Mobile Computing, 11(8)
Yunhao_Liu
IP routing protocol optimized for mobile ad hoc networks
optimized for mobile ad hoc networks, which can also be used on other wireless ad hoc networks. OLSR is a proactive link-state routing protocol, which
Optimized Link State Routing Protocol
Optimized_Link_State_Routing_Protocol
Foldable Android smartphone manufactured by Huawei
periscope zoom lens utilizing a Sony IMX351 sensor, an IMX766 main camera sensor, and an IMX688 ultrawide sensor. This marked a shift from the Mate X2's quad-camera
Huawei_Mate_X3
Type of pointing device
trackpad is a type of pointing device. Its largest component is a tactile sensor: an electronic device with a flat surface that detects the position and
Touchpad
devices communicate without being turned on. It would also allow unpowered sensors to communicate, allowing them to function in places where external power
Ambient_backscatter
Sound waves with frequencies above the human hearing range
pharmaceutical, military and general industries this is an advantage over inline sensors that may contaminate the liquids inside a vessel or tube or that may be
Ultrasound
2025 Android smartphone developed by Google
camera results in a slight downgrade of the other two sensors. The 50 MP Wide and 48 MP Ultrawide sensors found in the Pixel 9 (which matched the Pixel 9 Pro
Pixel_10
travel, tourism, insurance
NODE WIRELESS-SENSOR
NODE WIRELESS-SENSOR
NODE WIRELESS-SENSOR
NODE WIRELESS-SENSOR
NODE WIRELESS-SENSOR
NODE WIRELESS-SENSOR
NODE WIRELESS-SENSOR
NODE WIRELESS-SENSOR
NODE WIRELESS-SENSOR
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