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RTSS
1999
IEEE
13 years 9 months ago
Deriving Deadlines and Periods for Real-Time Update Transactions
Typically, temporal validity of real-time data is maintained by periodic update transactions. In this paper, we examine the problem of period and deadline assignment for these upda...
Ming Xiong, Krithi Ramamritham
RTSS
2006
IEEE
13 years 10 months ago
Mutual Consistency in Real-Time Databases
A real-time database is composed of real-time objects whose values remain valid only within their validity intervals. Each object in the database models a real world entity. The f...
Abhay Kumar Jha, Ming Xiong, Krithi Ramamritham
TC
2008
13 years 4 months ago
Deferrable Scheduling for Maintaining Real-Time Data Freshness: Algorithms, Analysis, and Results
The periodic update transaction model has been used to maintain the freshness (or temporal validity) of real-time data. Period and deadline assignment has been the main focus of pa...
Ming Xiong, Song Han, Kam-yiu Lam, Deji Chen
RTSS
2005
IEEE
13 years 10 months ago
A Deferrable Scheduling Algorithm for Real-Time Transactions Maintaining Data Freshness
Periodic update transaction model has been used to maintain freshness (or temporal validity) of real-time data. Period and deadline assignment has been the main focus in the past ...
Ming Xiong, Song Han, Kam-yiu Lam
RTAS
2005
IEEE
13 years 10 months ago
Scheduling Messages with Deadlines in Multi-Hop Real-Time Sensor Networks
Consider a team of robots equipped with sensors that collaborate with one another to achieve a common goal. Sensors on robots produce periodic updates that must be transmitted to ...
Huan Li, Prashant J. Shenoy, Krithi Ramamritham