PPT-Physical Layer
Author : mitsue-stanley | Published Date : 2016-11-24
Part 1 Computer Networks Spring 20 13 Physical Layer Outline Part 1 Definitions Nyquist Theorem noiseless Shannons Result with noise Analog versus Digital Amplifier
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Physical Layer: Transcript
Part 1 Computer Networks Spring 20 13 Physical Layer Outline Part 1 Definitions Nyquist Theorem noiseless Shannons Result with noise Analog versus Digital Amplifier versus Repeater. brPage 1br DataLink Layer 1 DataLink Layer 2 DataLink Layer 3 DataLink Layer 4 DataLink Layer 5 DataLink Layer 6 brPage 2br DataLink Layer 7 DataLink Layer 8 DataLink Layer 9 DataLink Laye 1. Outline. 2. Overview. Physical Security in Wired Networks . Physical . Security. . in . Wireless Networks. Overview. 3. Networks are made up of devices and communication links. Devices and links can be physically threatened. How to Date a Girl with Her Boyfriend on the Same Table. Zhu Han. Department of Electrical and Computer Engineering. University of Houston, Houston, TX, USA. Outline. Overview of Physical . Layer . S. The . ozone layer. is a layer in . Earth's atmosphere. which contains relatively high concentrations of . ozone. (O. 3. ). . This layer absorbs 97–99% of the . Sun. 's high frequency . ultraviolet light. Programmable Optical Layer. Keren Bergman. Columbia University. Motivation. Today’s optical . WDM networks…deliver. Sufficient power margins for high physical-layer reliability,. “Error-free” (bit error ratios < 10. (TLC). Thin layer chromatography (TLC) is an important technique for. identification. and . separation. of mixtures of organic compounds. It is useful in:. Identification of components of a mixture (using appropriate standards). 2. OSI means Open System Interconnect model.. Developed by the International Organization for Standardization in 1974.. It consists of seven layers.. Each layer has a different but specific processing function.. 1. Outline. 2. Overview. Physical Security in Wired Networks . Physical . Security. . in . Wireless Networks. Overview. 3. Networks are made up of devices and communication links. Devices and links can be physically threatened. What Will we Learn from chapter 8?. Physical . layer protocols and services in supporting communication across data . networks. The role . of signals used to represent bits as a frame . transported . Prepared by :. Dr. Adel . Soudani. & Dr. . Mznah. Al-. Rodhaan. . Lecture 1. CSC- 329 Computer Network Physical Layer. 2-. 2. Outline. . 2. .1 Analog and Digital. 2. .2 . Transmission Media. Systems . of Systems (. CPSoSs. ). Bernhard Fr. ömel. . <. froemel@vmars.tuwien.ac.at. >. Institute of Computer Engineering, Vienna University of Technology. Outline. Introduction and Objectives. mva@bu.edu. InfoEcon@twitter.com. Platform Ecosystems. : How Networks Invert the Firm. MIT Leading Disruption . Platforms are overtaking energy and banking. Source: Visualcapitalist.com, Bloomberg. Physical Therapists NYC offers hands-on, one-on-one physical rehabilitation for patients in New York Metropolitan Area. We provide a fundamentally new form of innovative and personalized rehabilitation care, combining traditional manual physical therapy for back, shoulder, hip, knee, ankle pain with alternative therapies.
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