PPT-Chapter 1 Communication Systems

Overview Communication is a battle between signal and noisedistortion Chapter 1 Summary Information representation Communication system block diagrams Analog versus digital systems Performance metrics. Stochastic processes Probability theory random processes power spectral dens ity Gaussian process Modulation and encoding Basic modulation techniques and binary data transmission AM FM Pulse Modulation PCM DPCM Delta Modulation Information theory In P Lathi and Z Ding Modern Digital and Analog Communication Systems 4th Edition Oxford University Press In previous handouts we have been focusing on modulation sc hemes where a sinusoidal and continuous carrier wave is used to carry information Thi Theories of Communication in Ongoing Relationships. Bateson and his colleagues (WBJ). The Palo Alto group was concerned with understanding the general nature of communication. Particular concern was given to the role of communication in psychiatric pathologies. Chapter 10 Dependable Systems. 1. Topics covered. Dependability properties. Sociotechnical systems. Redundancy and diversity. Dependable processes. Formal methods and dependability. Chapter 10 Dependable Systems. COMMUNICATION:. ‘A process of creating and exchanging information between people that produces the required response of understanding.’. The communication Process:. The sender (individual or Group) sends a message to another in an encoded form, such as words, actions or a facial expression.. Chapter Thirteen. Learning Objectives. LO13-1. Differentiate . between data and information, list the attributes of useful information, and describe three reasons why managers must have access to information to perform their tasks and roles effectively. The Writing Process. Mary Ellen . Guffey. & Dana Loewy, Essentials of Business Communication, 9th Edition. Chapter . 4, . Slide . 2. Phase 3 of the Writing Process. Mary Ellen . Guffey. & Dana Loewy, Essentials of Business Communication, 9th Edition. networks. WLAN. . is a wireless network that links many devices within a limited area such as a home, school, university, or office building. . WLANs give users . the ability to move around within the local coverage area and still be connected to the network. . generations. First generation systems utilized . frequency axis. . to separate . users into different channels. Second generation systems added . time axis . to increase number of . users in eac. h channel. Types of communication systems. Coaxial (Wired). Microwave (Wireless). Satellite (Wireless). Cable (Wired). Cellular (Wireless). Technology that links the world. Coaxial. Courtesy: . customer.xfinity.com. Business Communication & Etiquettes Chapter 1 Communication in Workplace Introduction Communication = Latin Word ‘ Communis ’ Communis = common Communcation = Creating common ground Role of Communication in Business Chapter 14 Interviewing and Following Up So, you want to get your dream job? Let’s get started… Mary Ellen Guffey & Dana Loewy, Essentials of Business Communication, 9th Edition Chapter 13, A Massachusetts-based small business may help pave the way for futuristic . high-speed communication . between satellites and service members in the field.. With the backing of an Air Force Small Business Innovation Research (SBIR. Carrier . is strong and stable sinusoidal signal . x(t) = A cos(. w. c . t + . q. ). Carrier transports . information. (audio, video, text, email) across the world. Why is the carrier required?. Audio and video signals cannot travel over large distances since they are weak.