Communications and Broadcasting - Harry Henderson Book

Preface     xiii
Acknowledgments     xvii
Introduction     xix
Writing with Lightning: Samuel Morse and the Electromagnetic Telegraph     1
Inventing the Inventor     2
The Need for Communications     2
The Electric Alternative     3
Morse's First Telegraph     4
Other Inventors: The Wheatstone Telegraph     5
Improving the Telegraph     6
Wiring the Nation     8
Wizards of the Wires     9
Parallels: Routing Messages     9
The Telegraph at War     10
Spanning the Globe     11
Solving Problems: Long-distance Telegraphy     13
The Telegraph Goes Corporate     13
Expansion and Decline     14
Chronology     15
Further Reading     17
Voices on the Wires: Alexander Graham Bell and the Telephone     19
Sound and Silence     19
From Telegraph to Telephone     20
Battling for Business     23
Other Inventors: Elisha Gray     25
I Was There: Helen Keller and Alexander Graham Bell: Breaking the Silence     26
Long Distance     27
Getting Connected     28
Changing Social Customs     29
The Telephone in the Digital Age     30
Chronology     31
Further Reading     32
The Media of Memory: Thomas Edison, Sound Recording, and Motion Pictures     34
Young Entrepreneur     34
First Inventions     35
Frozen Sound     37
Creating the Phonograph     38
The Battle for the Living Room     39
The Phonograph Goes Electric     42
Social Impact: Preserving Musical Heritage     43
New Technologies for Sound Recording     43
Moving Pictures     47
Other Inventors: The Lumiere Brothers     47
Movies Grow Up     50
Edison's Legacy     51
Chronology     52
Further Reading     53
Into the Ether: Guglielmo Marconi and Wireless Telegraphy     55
Discovering Radio Waves     55
Other Inventors: Forgotten Radio Experimenters     58
Marconi and Wireless Telegraphy     59
Building an Industry     61
Finer Tuning     62
Leaping the Atlantic     64
Solving Problems: Long-distance Radio     65
Growing the Wireless Business     66
A Voice in the Air     67
Chronology     69
Further Reading     69
Triumph and Tragedy: Edwin Armstrong and Radio Broadcasting     71
The Birth of Electronics     72
Electronic Amplification     74
Other Inventors: The Tumultuous De Forests     75
Armstrong Gives Radio a Boost     76
Social Impact: Emergence of Technical Cultures     78
Broadcasting Begins     78
Trends: A "Snapshot" of the Radio Industry in the United States, 1923     79
Creating the Programming     81
Radio's Social Impact     82
Battle in the Courts     82
Introducing FM     83
The End of the Lone Inventor?     85
Solving Problems: Hedy Lamarr v. the Jammers     86
Radio in the Modern World     86
Chronology     87
Further Reading     88
The Ghost Light: Philo Farnsworth and the Birth of Television     90
Field of Dreams     90
Fiddling with Radio     91
A False Start: Mechanical Television     92
An Electronic Solution     94
A Working Model     95
I Was There: Not What It Appeared to Be     96
Demonstrations     97
Skirmishes and Detours     99
Battle of the Patents     100
I Was There: Unsung Hero     101
Fading Away     102
The Transfiguration of TV     103
Belated Recognition     106
Chronology     107
Further Reading     109
Unlocking the Signals: Claude Shannon, Communications, and Information Theory     111
Logical Circuits     112
A Theory of Communication     113
The Information Equation     114
Transforming Communications     116
Connections: Building a Multimedia World     117
Artificial-Intelligence Pioneer     118
Teacher and Writer     119
I Was There: Shannon's House of Gadgets     120
Chronology     121
Further Reading     122
Communicating with Computers: Joseph Licklider and the Internet     124
Models, Machines, and Minds     125
The New Brain Science     126
Communications at War     126
The Human-Machine Partnership     127
Professor at MIT     128
Interactive Computing      129
Time-sharing     130
The "Galactic Network"     131
Fostering Computer Science     132
Other Scientists: Leonard Kleinrock and Larry Roberts     134
Toward the Internet     136
I Was There: The Birth of a Network     137
A Lasting Legacy     138
Chronology     139
Further Reading     140
Information at our Fingertips: Tim Berners-Lee and the World Wide Web     142
At Home with Technology     142
Enquire Within     143
The Information Explosion     144
Data Dilemmas     145
Forging Links     145
The Open World of Hypertext     147
Linking to the Internet     148
Trends: Who Is Using the Web, and How?     150
Weaving the Web     151
The Web Grows     152
Other Inventors: Marc Andreessen     154
Shaping the Future     155
Social Impact: Governing the Web     156
A Better Web?     157
Chronology     158
Further Reading     159
Living in Cyberspace: Howard Rheingold and Virtual Communities     161
Tools for Thought      161
Plunging into Cyberspace     164
Virtual Communities     164
Parallels: Online Games     166
"Smart Mobs"     167
Connections: Finding Friends     168
Prolific Writer     169
Social Impact: Communities of Cooperation     170
Community Builder     171
Chronology     173
Further Reading     174
Chronology     177
Glossary     180
Further Resources     184
Index     191