scholarly journals Directed Cooperation in Multihop Wireless Sensors Network

2010 ◽  
Vol 56 (1) ◽  
pp. 7-12
Author(s):  
Jan Nikodem ◽  
Ryszard Klempous ◽  
Maciej Nikodem ◽  
Marek Woda ◽  
Zenon Chaczko
Keyword(s):  
Direct Contact ◽  
Wireless Sensors ◽  
Data Flow ◽  
Flow Direction ◽  
Base Station ◽  
Radio Link ◽  
Topological Properties ◽  
Multihop Wireless ◽  
Wireless Sensors Network

Directed Cooperation in Multihop Wireless Sensors NetworkThis paper proposes a relational abstraction for Wireless Sensors Network where node can identify its neighbors around it. Because of limited radio link range only some of nodes have a direct contact with the base station and transmission is carried out in a multihop way so information is send from one node to another towards the BS. We propose a relation π that represents cooperation between nodes and takes advantages of topological properties of the network. Based on the hop-distance from the BS any nodekcan determine a setN<(k) that consists of nodes to which/kshould send messages in order to retain a data-flow direction towards the BS.

A Wireless Body Area Sensor Based IOT Scheme for Healthcare Applications

2021 ◽  
Author(s):  
Anna Palagan C ◽  
Sanjai Gupta ◽  
Anand J Dhas ◽  
Shrikant Taware ◽  
Ravi Chakravarthi R ◽  
...  
Keyword(s):  
Health Care ◽  
Heart Rate ◽  
Psychological Health ◽  
Wireless Sensors ◽  
Base Station ◽  
Health State ◽  
Body Area ◽  
Healthcare Applications ◽  
Speed Up ◽  
Physical And Psychological Health

Abstract Between the collections of applications allowed by the IoT, smart and linked health care may be mainly vital one. Networked sensors, either damaged on body or entrenched in atmospheres, alter the assembly of wealthy info symptomatic of our physical and psychological health. For example, heart patient parameter such as BP, heart rate and activities of fetal to regulate their health state. In this paper, a coordinator node has devoted on patient’s body to gather all the signals from the wireless sensors and directs them to base station. The involved sensors on patient’s body form a WBAN and they are talented to sense the heart rate, BP and so on. This scheme can notice the irregular conditions, problem an alarm to the patient and direct a message to the clinician, ambulance and family. The focal benefit of this scheme in assessment to earlier systems is to decrease the energy consumption to extend the network period, speed up and encompass the statement coverage to upsurge the choice for enhance patient superiority of lifetime. Here, we focus the chances and tasks for WSN in understanding this idea of longer term of health care.

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