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Bluetooth-Based Ad-Hoc Networks For Voice Transmission
White Papers This paper inspects the possibilities of using Bluetooth for building Ad-Hoc networks suitable for transmitting audio and esp.voice data using synchronous SCO links. The paper analyzes the features or problems that Bluetooth offers for transmitting...
[August 11, 2005, 6:00]
Transmission Capacity Of Wireless Ad Hoc Networks With Successive Interference Cancellation
White Papers The transmission capacity of a wireless ad hoc network can be defined as the maximum allowable area spectral efficiency such that the outage probability does not exceed some specified threshold. This paper studies the improvement in transmission...
[October 11, 2005, 3:00]
Transmission Capacity Of CDMA Ad Hoc Networks
White Papers Analytic results have been developed on the transmission capacity of a CDMA ad hoc network. Transmission capacity is defined as the maximum permissible density of simultaneous transmissions that allows a certain probability of successful reception.
[October 13, 2005, 3:00]
Kerberos Assisted Authentication In Mobile Ad-Hoc Networks
White Papers As the low transmission power of each node limits its communication range, the nodes must assist and trust each other in forwarding packets from one node to another. An ad-hoc network comprises mobile nodes that cooperate with each other using...
[August 13, 2007, 15:14]
Transmission Capacity Of CDMA Ad Hoc Networks Employing Successive Interference Cancellation
White Papers The transmission capacity is a stochastic measure of the allowable number of transmissions per unit area, and is a generalization of previous measures of ad hoc network capacity. In this paper, upper and lower bounds on the transmission capacity of...
[October 13, 2005, 3:00]
The Need For Cross-Layer Service Discovery In MANETs
White Papers Because of the broadcast nature of wireless transmission, good service selection groups clients with nearby service providers, localizing communication, which in turn reduces inter-node interference and allows for multiple concurrent transmissions...
[September 15, 2005, 0:00]
A Column Generation Method For Spatia TDMA Scheduling In Ad Hoc Networks
White Papers STDMA improves TDMA by allowing simultaneous transmission of multiple units. An ad hoc network can be set up by a number of units without the need of any permanent infrastructure. In military command and control systems, ad hoc networks are also...
[July 20, 2004, 3:00]
Optimal Backpressure Routing For Wireless Networks With Multi-Receiver Diversity
White Papers Each packet transmission can be overheard by a subset of receiver nodes, with a transmission success probability that may vary from receiver to receiver and may also vary with time. This paper considers the problem of optimal scheduling and routing...
[August 10, 2007, 11:15]
On Througput Of Multipath Data Transmission Over Multihop Ad Hoc Networks
White Papers Data transmission in ad hoc networks involves interactions between MAC-layer protocol and data forwarding along network-layer paths. In this paper, their impact on the multipath data transmission system over multihop IEEE 802.11 MAC-based ad hoc...
[August 10, 2007, 10:44]
SDJS: The Duck Hunter Problem In Wireless Sensor Networks
White Papers Synchronous Distributed Jam Signalling (SDJS) is a new transmission scheme targeted to highly mobile and ad hoc wireless systems. This paper presents how to use SDJS to estimate the parameter number of devices in a mobile wireless ad hoc network.
[May 10, 2006, 1:00]
Transmission Capacity Of Wireless Ad Hoc Networks With Outage Constraints
White Papers These bounds cleanly summarize how ad hoc network capacity is affected by the outage probability, spreading factor, transmission power, target SNR, and other system parameters. In this paper, upper and lower bounds on the transmission capacity of...
[October 5, 2008, 1:20]
Increase In Co-Located Simultaneous Transmissions For CDMA Ad Hoc Networks
White Papers The improvement in capacity normalized are quantified by the cost in bandwidth expansion for a spread spectrum ad hoc network in which nodes are uniformly distributed under variable transmission powers.
[October 13, 2005, 3:00]
The Capacity Of Multi-Hop Wireless Networks With TCP Regulated Traffic
White Papers The paper studies the dependence of the capacity on the transmission range of nodes in the network. Specifically, this paper examines the sensitivity of the capacity to the speed of the nodes and the number of TCP connections in an ad hoc network.
[March 3, 2005, 2:00]
On Channel Selection Strategies For Multi-Channel MAC Protocols In Wireless Ad Hoc Networks
White Papers Multi-channel Medium Access Control (MAC) protocols have recently been proposed to improve the performance of the Transmission Control Protocol (TCP) in IEEE 802.11 wireless ad hoc networks. This paper uses ns-2 network simulations to study the...
[December 27, 2007, 0:01]
Improving TCP-Vegas Performance Over MANET Routing Protocols
White Papers In addition, work on using TCP (Transmission Control Protocol) to provide reliable data transmission has been performed for the purpose of smooth integration with the wired Internet. Recently, IETF MANET (Mobile Ad Hoc Network) working group has...
[December 21, 2007, 0:01]
On Scheduling And Real-Time Capacity Of Hexagonal Wireless Sensor Networks
White Papers This paper presents a distributed transmission scheduling algorithm for hexagonal wireless ad-hoc networks with a particular focus on Wireless Sensor Networks. Transmission scheduling algorithms allocate time slots to the nodes of a network such...
[August 25, 2007, 1:00]
An Intrusion Detection Tool For AODV-Based Ad Hoc Wireless Networks
White Papers Previous research in securing these protocols has typically used techniques based on encryption and redundant transmission. Mobile ad hoc network routing protocols are highly susceptible to subversion.
[August 10, 2007, 11:30]
Power-Aware Source Routing Protocol For Mobile Ad Hoc Networks
White Papers Assuming that all nodes start with a finite amount of battery capacity and that the energy dissipation per bit of data and control packet transmission or reception is known, this paper presents a new source-initiated (on demand) routing protocol...
[July 31, 2007, 1:00]
ICAM: Integrated Cellular And Ad-Hoc Multicast
White Papers In third Generation (3G) wireless data networks, multicast throughput decreases with the increase in multicast group size, since a conservative strategy for the base station is to use the lowest data rate of all the receivers so that the receiver...
[December 13, 2006, 0:00]
Enhanced Power Saving Scheme For IEEE 802.11 DCF Based Wireless Networks
White Papers This paper proposes a new energy-efficient MAC protocol that allows the nodes to go to sleep early, without the need to be "on" for the whole ATIM interval, in the case they are acknowledged that no data is buffered within an ad hoc network and...
[October 20, 2005, 3:00]
