The Role of Data Centricity in Smart , Connected Systems
CONTENTS 1 Connectivity Challenges in Smart , Connected Systems ....................................................... 3 2 Data Centricity : Enabling Scalability , Design Flexibility , and Real-Time Data Delivery .......... 4 3 An Introduction to DDS ..................................................................................................... 6 4 DDS : The Data-Centric Connectivity Standard .................................................................... 7
5 Examples .......................................................................................................................... 8 |
5.1 |
Software-Defined Vehicles ................................................................................................... 8 |
5.2 |
Connected Medical Devices ................................................................................................. 9 |
5.3 |
UAVs ................................................................................................................................... 9 |
6 Summary .......................................................................................................................... 9 7 Acknowledgements ......................................................................................................... 10
FIGURES
Figure 2-1 : Message-centric architecture ..................................................................................................... 5 Figure 2-2 : Data-centric architecture . ........................................................................................................... 5 Figure 2-3 : Data centricity designs the system around the data flow . ......................................................... 6 Figure 3-1 : How data subscribers and publishers work in a data-centric DDS architecture ......................... 6
TABLES
Table 4-1 : Comparing DDS to a message-centric approach . ......................................................................... 8
2 February 2025