In order to fully realize the potential of sensor networks, energy awareness should be
incorporated into every stage of the network design and operation. In this paper, we address …

As one of the wireless sensor network killer applications, object tracking sensor networks
(OTSNs) disclose many opportunities for energy-aware system design and implementations …

Wireless data broadcast has received a lot of attention from industries and academia in
recent years. Access efficiency and energy conservation are two critical performance …

Location-based services (LBSs), considered as a killer application in the wireless data
market, provide information based on locations specified in the queries. In this paper, we …

Data broadcasting strategy is known as a scalable way to disseminate information to mobile
users. However, with a very large set of broadcast items, the query access time of mobile …

Although data broadcast has been shown to be an efficient method for disseminating data
items in mobile computing systems, the issue on how to ensure consistency and currency of …

The combination of broadcast and on-demand data delivery services is an economic way to
build a highly scalable wireless information system with limited bandwidth. The use of data …

Data broadcasting is well known for its excellent scalability. Multi-dimensional range
queries, such as spatial range queries of geographical information for location dependent …

요 약 보로드 캐스트 (Broadcast) 는 하나 또는 여러 개의 채널을 이용해서 다수의 이동
단말기들이빈번하게 필요로 하는 데이타를 효과적으로 전송하기 위한 방법 중에 하나이다 …

모바일 환경에서 효과적인 데이터 전송 방법인 브로드 캐스트 기법에서 중요한 문제 중의
하나가 데이터에 대한 인덱스 생성이다. 데이터에 대한 인덱스가 제공되면 클라이언트는 튜닝 …