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Internet of Things (IoT)
4.2.1.3 Approaches to Overcome Challenges
To overcome this challenge, we need a platform-independent Application Programming
Interface (API) for application developers and a way for different platforms to discover
how to interoperate with each another. A further approach is the need to enable platforms
to share the same meaning when data exchange happens.
The below case study discusses about the challenges in opting wireless standard for
kidney stone formation monitoring system.
Kidney stone formation monitoring system is an innovative, technical, IoT-based
solution that has been developed to minimize the possibility of kidney stone formation in human beings. Biologically, stones are formed due to unbalanced levels of pH
(acidity and alkalinity) of urine. Therefore, by using the proposed system, doctors
can monitor the pH level of urine and prescribe diet changes in order to avoid stone
formation. The system senses the pH levels in urine using pH sensor directly when a
person urinates in the closet and sends the pH level data over the Internet to the doctor using wireless standard. The major challenge behind this system is selecting the
appropriate wireless standard among the different standards available. Standards
play a major role in creating a worthy market for a new technology and increasing
the interoperability [1].
There are different types of wireless standards significant for IoT. These standards
can be operated with distance as their main constraint, which ranges from a few
centimeters to many kilometers. For short- to medium-range communications, wireless personal and local area network (WPAN/LAN) standards are recommended.
For long range communications, wireless wide area network standards (WWAN) are
recommended. Among these types of wireless standards, short- to medium-range
communications, WPAN/LAN standards are highly compatible for the proposed
system because data are sensed by a pH sensor and sent to cloud platform for remote
accessing. WPAN/WLAN offers many different standards for communications, such
as Wi-Fi, ZigBee, and 6LoWPAN [2].
Sensor
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Internet
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FIGURE 4.4
Independent integration.
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