[کتاب][B] Location-based services: fundamentals and operation

A Küpper - 2005‏ - books.google.com
Location-based Services (LBSs) are mobile services for providing information that has been
created, compiled, selected or filtered under consideration of the users' current locations or …

System and method for automatically forwarding a communication message

JD Couts, UC Sagi, DR Smith - US Patent 7,499,973, 2009‏ - Google Patents
The invention is a data network system (110) and method for forwarding a communication
message intended for one device to another device. A target user of a target device (one of …

Local anchor scheme for reducing signaling costs in personal communications networks

JSM Ho, IF Akyildiz - IEEE/ACM Transactions on networking, 1996‏ - ieeexplore.ieee.org
A personal communications network (PCN) location tracking scheme called local anchoring
is introduced which reduces the signalling cost as compared to the location management …

Quantitative analysis of a hybrid replication with forwarding strategy for efficient and uniform location management in mobile wireless networks

IR Chen, B Gu - IEEE Transactions on Mobile Computing, 2003‏ - ieeexplore.ieee.org
A location management scheme in wireless networks must effectively handle both user
location update and search operations. Replication and forwarding are two well-known …

Performance evaluation of forwarding strategies for location management in mobile networks

IR Chen, TM Chen, C Lee - The Computer Journal, 1998‏ - academic.oup.com
This paper presents a methodology for evaluating the performance of forwarding strategies
for location management in a personal communication services (PCS) mobile network. A …

Performance analysis of location-aware mobile service proxies for reducing network cost in personal communication systems

B Gu, IR Chen - Mobile Networks and Applications, 2005‏ - Springer
We propose and analyze mobile service management schemes based on location-aware
proxies with the objective to reduce the network signaling and communication cost in future …

Agent-based forwarding strategies for reducing location management cost in mobile networks

IR Chen, TM Chen, C Lee - Mobile Networks and Applications, 2001‏ - Springer
An important issue in location management for dealing with user mobility in wireless
networks is to reduce the cost associated with location updates and searches. The former …

User modelling and performance evaluation of distributed location management for personal communications services

M Schopp - Teletraffic Science and Engineering, 1997‏ - Elsevier
Personal Mobility has to be supported by efficient location management. Several strategies
for tracking user locations have been proposed. The efficiency of these strategies very much …

Intelligent location tracking strategy in PCS

K Wang, JM Liao, JM Chen - IEE Proceedings-Communications, 2000‏ - IET
An alternative strategy (AS) for reducing location update signalling load is proposed to
improve the classical strategy (CS) used in the Global System for Mobile Communications …

A cost effective distributed location management strategy for wireless networks

K Wang, J Huey - Wireless Networks, 1999‏ - Springer
The mobility feature of mobile stations (MSs) imposes a large burden on network traffic
control as a result of location management. Design issues of location management include …