Communication Technology

7/12/00


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Table of Contents

Communication Technology

SECTION I

INTRODUCTION Communication Media

360 Century Day

Telecommunication

Communication vs. Information

Convergence - combining into a common technological base

Relationships Between Technology and Culture

Relationships Between Technology and Culture

Social and Political Issues

Communication Process

Ways of Classifying Technology

Communication Types

Small Group

Communication Types

Ways of Classifying Comm. Tech.

Information carrying capacity

Mass Media in Transition

Traditional vs. New Media

SECTION II

Components of Electronic Signals

Analog versus Digital

Advantages and Disadvantages of Digital

Digital Advantages

CONVERGENCE Information + Media

Slogans

Pulse Amplitude Modulation

Digital Counting

Pulse Code Modulation

Multiplexing via PCM

Sound vs. Electromagnetic Energy

Electromagnetic Spectrum

Radio Frequencies

Types of Wired Channels

Transmission Capabilities of Communication Channels

Network Routing Systems

Newer Voice/Data Networks

SECTION III

Communication Theories

Four Theories of the Press

PPT Slide

PPT Slide

Hatchen’s Five Concepts

Martin and Chaudhary’s Three Worlds

Models of Control

Content Control - Who Decides?

Content Theories

Functions of the Media

Media Power - How Much?

Uses and Gratifications

Grant’s Umbrella Perspective

Factors Within the Umbrella Perspective

Diffusion of Innovations

Stages of Diffusion

Adoption of Innovations

Bell Shaped Curve of Adoption

SECTION IV

Three Stages of Development

Preagricultural Society

Agrarian Societies

Agrarian Societies

Literacy Grows

Industrial Society

The Industrial Age Has Profound Sociological Implications

Negative Impacts of Industrial Age

Information Age

The Information Economy

Primary Information Sector

Secondary Information Sector

Sociological Implications of the Information Age

Critical Views of the Information Society

SECTION V

Ownership of Media

Economics of Mass Media

Economic Bases of Mass Media

Information Economics

Economics of Segmented Media

Economics of Interactive Media

Economics of Internet

Economic Bases - Changing for Media

Economic Bases - Advertising Changing

SECTION VI

Computer History Milestones

Early Computers

Early History of Personal Computers

Computer Generations

Key Developments in Computer Programming

Internet Landmarks

Computer Industry Segments

Hardware Components

Applications Software

Software Segments

Computer Software Distribution

Home Computer - What is it Good For

World Wide Web Terms

Structure of the Internet

Typical Functions on the Internet

Content Providers

Internet Usage Today

Growth of Computer On-Line Households

Internet and Telecommunication Services

Revenues from the Internet

Defining the Information Superhighway

Future of the Internet

Potential Benefits of On-Line Media

Potential Negatives of On-Line Media

Computer Technology Trends

Virtual Reality Components

Video Editing - Analog and Digital

Section VII

Telephone System

Bell System Milestones

Milestones in Regulation

Communication Act 1996

Key Inventions in Telephone Technology

Technology Trends

Common Carriers

Bell RBOCs

Other Players in Phone Industry

Telephone Basic Services

Intelligent Network

Telephone Usage Today

Traditional Mobile Telephone Service (MTS)

Cellular Radio Telephone

Cellular Phone Cells

Cellular Telephone - Urban

Cell Phone Regulation

SECTION VIII

Information Services Development

Industry Structure

Information Services at Home

Videotex Services

Information Services

Internet

Information Services Issues

Data Superhighway

Battle of the Century

SECTION IX

Information Technologies in the Work Place - Outline

Workplace Communication Milestones

Office Information Systems

Business Information Services

Applications of Information Technology

Policy and Social Issues

SECTION X

Cable TV Milestones

1992 Cable reregulation

State and Local Regulation

Functions of Cable TV

Changing Roles of Cable

Technical Aspects

Cable System Plan

Cable TV Technology Trends

PPT Slide

Economics of Cable TV

Revenues

Largest Cable System Operators

Cable Programming

Filling up 500 Channels

Interactive Cable

Cable TV Audiences

Cable Growth

Multichannel Media Industry Structure

Cable Social and Policy Issues

Cable Competition

SMATV and MMDS

SECTION XI

Satellite Technology

Satellite Components

Satellite Orbits

Satellite Communication Functions

Historical Development

1963 SYNCOM - 1st geosynchronous satellite

Direct Broadcast Satellites (DBS)

Satellite to Home

Major DBS Companies

SECTION XII

SECTION XIII

Author: Ted Schwalbe

Email: schwalbe@fredonia.edu

Home Page: www.fredonia.edu/department/communication/communication/cm400.htm