What is the definition of the Internet of Things?
A global INFRASTRUCTURE enabling advanced SERVICES by interconnecting PHYSICAL AND VIRTUAL THINGS based on EXISTING and EVOLVING interoperable information and communication technologies
What are the 2 dimensions of ICT?
Communication:
- Any time
- Any place
What is the 3rd dimension the IOT adds to ICT?
Any THING communication
What are physical things?
Things that exist in the physical world and are Identified, Connected, Sense and/or Actuate
What are virtual things?
Thins that exist in the information world and can be associated with physical things
Components of IoT system basic organization?
Edge
(Gateway)
Network
Back end
What is the minimum requirement in an IoT device?
capability to communicate
Different ways IoT devices can communicate?
- directly
- communication network + gateway
- communication network
- combinations of all above
Four classes of Iot services?
- Identity-related
- Information aggregation
- Collaborative-aware
- Ubiquitous
Primary characteristics of IoT systems?
- Interconnectivity
- Heterogeneity
- Dynamic changes
- Scale & Complexity
Basic requirements of IoT systems?
- Identification-based connectivity
- Interoperability
- Security
- Privacy
IoT system take data and produce knowledge, what does each step involve?
Data: raw and unprocessed
Information: process, classify, condense, give context
Knowledge: organize, structure and apply
What can IoT do in healthcare?
- accurate diagonsis
- research
- speed up medicine development
What data would healthcare IoT require?
- multiple tests
- time/location stamp
- testing enviroment metadata
- patient information
How do Security and Privacy relate to healthcare IoT?
privacy-> sensor data
security-> actuator data
Which layers of the IoT system should security be applied to?
ALL
Edge nodes are devices inserted between the could and IoT eHealth devices. What two important features do they add to the system?
- Real-time analytics & decision making
- Traffic reduction
