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ICNP
2006
IEEE
14 years 3 months ago
Benefit-based Data Caching in Ad Hoc Networks
—Data caching can significantly improve the efficiency of information access in a wireless ad hoc network by reducing the access latency and bandwidth usage. However, designing e...
Bin Tang, Himanshu Gupta, Samir R. Das
EEE
2004
IEEE
14 years 23 days ago
An Efficient, Secure and Delegable Micro-Payment System
In this paper, we propose a new efficient and secure micro-payment scheme, named e-coupons, which can provide the users the facility of delegating their spending capability to oth...
Vishwas Patil, R. K. Shyamasundar
MDM
2004
Springer
138views Communications» more  MDM 2004»
14 years 2 months ago
Optimizing Data Placement over Wireless Broadcast Channel for Multi-Dimensional Range Query Processing
Data broadcasting is well known for its excellent scalability. Multi-dimensional range queries, such as spatial range queries of geographical information for location dependent se...
Jianting Zhang, Le Gruenwald
DEXAW
2000
IEEE
160views Database» more  DEXAW 2000»
14 years 1 months ago
An Adaptive AVI-Based Cache Invalidation Scheme for Mobile Computing Systems
In a mobile computing system, caching data items at the mobile clients is important to reduce the data access delay in a unreliable and low bandwidth mobile network. However, effi...
Joe Chun-Hung Yuen, Edward Chan, Kam-yiu Lam, Hei-...
IADIS
2004
13 years 10 months ago
A Transcoding Based Approach for Multi-Device Portal Contents Adaptation
The rising popularity of World Wide Web has brought portal solutions to a rapid development. More and more companies, agencies, departments have replaced or completed their Web si...
Marco Mari, Agostino Poggi