An Architecture for Distributed Wavelet Analysis and Processing in Sensor Networks
... communication emerges as the most costly of these activities. Thus, it can behoove the network to transmit answers to users’ questions about measured data, rather than the raw data itself. Such distributed processing trades potentially long-haul transmission of raw data to the sink for less costly l ...
... communication emerges as the most costly of these activities. Thus, it can behoove the network to transmit answers to users’ questions about measured data, rather than the raw data itself. Such distributed processing trades potentially long-haul transmission of raw data to the sink for less costly l ...
How to solve the communication interface bottleneck problem David Young
... A new technique, serializer/deserializer (SERDES) function, is integrated in the Gigabit (PHY) transceiver. As an alternative interface between the PHY and the Switch/MAC, the SERDES interface reduces the I/O (Input/Output) pin count from today’s implementations requiring as many as 24 pins per port ...
... A new technique, serializer/deserializer (SERDES) function, is integrated in the Gigabit (PHY) transceiver. As an alternative interface between the PHY and the Switch/MAC, the SERDES interface reduces the I/O (Input/Output) pin count from today’s implementations requiring as many as 24 pins per port ...
Performance Analysis of 2.5 Gbps GPON
... ABSTRACT: The ITU-T G.984 is Gigabit-capable Passive Optical Networks (GPON) standard. In this paper, 2.5 Gb/s GPON link is presented. The quality or performance of a digital communication system is specified by its BER or Q value with respect to other parameters such as receiver sensitivity . The s ...
... ABSTRACT: The ITU-T G.984 is Gigabit-capable Passive Optical Networks (GPON) standard. In this paper, 2.5 Gb/s GPON link is presented. The quality or performance of a digital communication system is specified by its BER or Q value with respect to other parameters such as receiver sensitivity . The s ...
MCA2 - aes journals
... destination node). A flooding technique is used to discover routes when it is needed. Once routes are discovered, they are stored and maintained in route cache. Afterwards these stored routes are used for packet transfer instead of flooding. As a result, performance of an on-demand routing protocol ...
... destination node). A flooding technique is used to discover routes when it is needed. Once routes are discovered, they are stored and maintained in route cache. Afterwards these stored routes are used for packet transfer instead of flooding. As a result, performance of an on-demand routing protocol ...
Ethernet
... rapidly changing the direction of communication on half-duplex channel. For Ethernet, this is not a problem due to stations can quickly arbitrate for the ability to send their frames. However, the extension of the Ethernet MAC algorithm to gigabit data rates does strain the ability to efficientl ...
... rapidly changing the direction of communication on half-duplex channel. For Ethernet, this is not a problem due to stations can quickly arbitrate for the ability to send their frames. However, the extension of the Ethernet MAC algorithm to gigabit data rates does strain the ability to efficientl ...
Peer to Peer Network with Application
... Susceptible to denial of service • Malicious users • Lawsuits, legislation ...
... Susceptible to denial of service • Malicious users • Lawsuits, legislation ...
network
... receiver: explicitly informs sender of (dynamically changing) amount of free buffer space RcvWindow field in TCP segment sender: keeps the amount of transmitted, unACKed data less than most recently received RcvWindow ...
... receiver: explicitly informs sender of (dynamically changing) amount of free buffer space RcvWindow field in TCP segment sender: keeps the amount of transmitted, unACKed data less than most recently received RcvWindow ...
3rd Edition, Chapter 5
... “MAC” addresses used in frame headers to identify source, dest • different from IP address! Reliable delivery between adjacent nodes we learned how to do this already (chapter 3)! seldom used on low bit error link (fiber, some twisted pair) wireless links: high error rates • Q: why both li ...
... “MAC” addresses used in frame headers to identify source, dest • different from IP address! Reliable delivery between adjacent nodes we learned how to do this already (chapter 3)! seldom used on low bit error link (fiber, some twisted pair) wireless links: high error rates • Q: why both li ...
3rd Edition, Chapter 5
... seldom used on low bit-error link (fiber, some twisted pair) wireless links: high error rates • Q: why both link-level and end-end reliability? 5: DataLink Layer ...
... seldom used on low bit-error link (fiber, some twisted pair) wireless links: high error rates • Q: why both link-level and end-end reliability? 5: DataLink Layer ...
Lecture 14
... layer to deal with the communications network (hiding the details from the upper layers). The network layer is responsible for routing data through the network, but with a broadcast network, routing is not needed. Other functions, such as sequencing, flow control, error control between end systems, ...
... layer to deal with the communications network (hiding the details from the upper layers). The network layer is responsible for routing data through the network, but with a broadcast network, routing is not needed. Other functions, such as sequencing, flow control, error control between end systems, ...
Slide 1
... • Half-duplex Ethernet—typically 10BaseT—is only about 30 to 40 percent efficient because a large 10BaseT network will usually only give you 3 to 4Mbps—at most. ...
... • Half-duplex Ethernet—typically 10BaseT—is only about 30 to 40 percent efficient because a large 10BaseT network will usually only give you 3 to 4Mbps—at most. ...
Algorithmic Mechanism Design
... if there is a node v such with distance ≥3 from x in G(S), then add edge (x,v) to Si (this decreases the cost) Finally, every node has distance either 1 or 2 from x Let U be the set of nodes at distance 1 from x… ...
... if there is a node v such with distance ≥3 from x in G(S), then add edge (x,v) to Si (this decreases the cost) Finally, every node has distance either 1 or 2 from x Let U be the set of nodes at distance 1 from x… ...
QoS Terminology and Parameters
... QoS Terminology and Parameters: QOS: Quality of Service (QoS) implies the ability to differentiate traffic streams and to define a level of performance for those traffic streams across a network. When heavily utilized networks are carrying various types of traffic for different users, QoS is a mean ...
... QoS Terminology and Parameters: QOS: Quality of Service (QoS) implies the ability to differentiate traffic streams and to define a level of performance for those traffic streams across a network. When heavily utilized networks are carrying various types of traffic for different users, QoS is a mean ...
Real-time communication protocols: an overview
... If a node issues a token with a priority higher than the preceding token, it becomes responsible for making sure that a token with the lower priority of that preceding token will be released on the network at some later point in time. IEEE 802.5 token-ring networks restrict fairness to messages with ...
... If a node issues a token with a priority higher than the preceding token, it becomes responsible for making sure that a token with the lower priority of that preceding token will be released on the network at some later point in time. IEEE 802.5 token-ring networks restrict fairness to messages with ...
IP Version 6
... – Subscriber ID: Identifies a portion of the address space dedicated to a particular subscriber. – Subnet ID: Identifies a topologically connected group of nodes within the subscriber’s network. – Node ID: An individual station ...
... – Subscriber ID: Identifies a portion of the address space dedicated to a particular subscriber. – Subnet ID: Identifies a topologically connected group of nodes within the subscriber’s network. – Node ID: An individual station ...
The Internet Protocol - University of Calgary
... Stream Protocol, Version 2, originally defined in RFC 1190. This protocol was originally seen by some as being a peer of IP at the Internet Layer in the TCP/IP architecture, and in its standard, these packets were assigned IP version 5 to differentiate them from “normal” IP packets (version 4). ...
... Stream Protocol, Version 2, originally defined in RFC 1190. This protocol was originally seen by some as being a peer of IP at the Internet Layer in the TCP/IP architecture, and in its standard, these packets were assigned IP version 5 to differentiate them from “normal” IP packets (version 4). ...
switch
... • we learned how to do this already (chapter 3)! • seldom used on low bit-error link (fiber, some twisted pair) • wireless links: high error rates • Q: why both link-level and end-end reliability? ...
... • we learned how to do this already (chapter 3)! • seldom used on low bit-error link (fiber, some twisted pair) • wireless links: high error rates • Q: why both link-level and end-end reliability? ...
Christopher Wilder - P2P Over MANET
... MANETs with anywhere between 2 to 100 MANET Routers don’t suffer from performance problems A big or very big MANET, consisting of any where between 100 to 1000 or more MANET routers, has scalability issues and comes at the high cost of performance degradation. The scalability problem is caused by th ...
... MANETs with anywhere between 2 to 100 MANET Routers don’t suffer from performance problems A big or very big MANET, consisting of any where between 100 to 1000 or more MANET routers, has scalability issues and comes at the high cost of performance degradation. The scalability problem is caused by th ...
I/O BUS - Univasf
... The primary reason why device bus networks interface mainly with discrete devices and process bus networks interface mainly with analog devices is the different data transmission requirements for these devices. The size of the information packet has an inverse effect on the speed at which data trave ...
... The primary reason why device bus networks interface mainly with discrete devices and process bus networks interface mainly with analog devices is the different data transmission requirements for these devices. The size of the information packet has an inverse effect on the speed at which data trave ...
