Media and communication technologies: a critical introduction
"Students are increasingly having to confront the technological changes behind media and communication systems. The advent of digital broadcasting, the development of mobile communications, and the affordability of sophisticated digital imaging and editing systems all demonstrate how complex te...
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Buch |
| Sprache: | English |
| Veröffentlicht: |
Basingstoke [u.a.]
Palgrave Macmillan
2009
|
| Ausgabe: | 1. publ. |
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Zusammenfassung: | "Students are increasingly having to confront the technological changes behind media and communication systems. The advent of digital broadcasting, the development of mobile communications, and the affordability of sophisticated digital imaging and editing systems all demonstrate how complex technological systems are becoming accessible and even commonplace. With a clear explanation of key technical principles and the social role of new technologies, this book seeks to enable students to make sense of the changes taking place in communications and media today."--BOOK JACKET. |
| Beschreibung: | Includes bibliographical references and index 1-4039-9889-2 |
| Beschreibung: | X, 234 S. Ill. |
| ISBN: | 9781403998897 9781403998903 1403998906 |
Internformat
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| 264 | 1 | |a Basingstoke [u.a.] |b Palgrave Macmillan |c 2009 | |
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| 520 | 1 | |a "Students are increasingly having to confront the technological changes behind media and communication systems. The advent of digital broadcasting, the development of mobile communications, and the affordability of sophisticated digital imaging and editing systems all demonstrate how complex technological systems are becoming accessible and even commonplace. With a clear explanation of key technical principles and the social role of new technologies, this book seeks to enable students to make sense of the changes taking place in communications and media today."--BOOK JACKET. | |
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Datensatz im Suchindex
| _version_ | 1804138473523773440 |
|---|---|
| adam_text | Contents
List of Boxes viii
List of Tables ix
List of Figures x
Introduction 1
1 The Early History of Technology and Communications:
The Telegraph and the Telephone 9
Celebrating Technology: The Telegraph s Reception 11
The Telephone s Genesis 15
The Telephone and Social Change 25
Conclusion: Lessons from History 26
2 Radio 30
Selling Radio 33
Institutionalisation 37
Local, National and International Broadcasting 41
Radio Becomes a Household Item 47
The Radio in Everyday Life 52
Radio Alternatives 55
Digital Broadcasting and the Future of Radio 58
Conclusion 59
3 Television 60
Television s Origins 61
1936 and Television Broadcasting Begins - Official! 66
Setting Television s Technical Standards 68
Image Capture and Display: Cameras and Screens 72
Audio for Television 73
Television Transmission and Innovation 74
Video and Television Recording 78
Other Developments in Television Technology 83
Conclusion 84
vi Contents
4 Communication Channels and Delivery Platforms 86
Overview of Delivery Systems 86
Broadcasting and New Distribution Technologies 91
The Wired Nation: Cable Communications 95
Unplugged: The Unravelling of Cable in the UK 100
Conclusion: Competing Platforms 102
5 Digital Signals and Digital Broadcasting 104
Analogue and Digital Signals 105
Advantages of Digital Signals Explained 111
Digital Consumers: The Compact Disc 115
Bit Rates and Data Reduction 117
The Introduction of Digital Broadcasting 123
Why Digital Broadcasting? 125
Digital Terrestrial Broadcasting in the UK 128
Digital Broadcasting in Europe and in the US 136
Digital Quality and Channel Quantity 144
Switchover Strategies 145
Conclusion: Technology, Policy, Economy 146
6 Computing, Communication and Convergence 148
Origins of Computing: The Calculator 148
The Electronic Business Machine 153
The Personal Computer 157
GUI, WIMP and WYSIWYG 161
From Computation to Communication: Networks and
the Internet 164
World Wide Web: A GUI for the Internet 168
Convergence 169
Convergence is Not New 177
Conclusion 178
7 Mobile Communications 181
Frequency Re-use and the Cellular Structure 182
Mobile Numbers 187
Mobile Computing 190
Non-telephone Mobile Technologies 191
Domestic Wireless 194
Localisation 195
Conclusion: The Mobile, Social World 195
Contents vii
8 An Information Society? 198
Exploring the Information Society 204
The Role of Technology 212
Technology and the Information Society 216
Bibliography 218
Index 229
List of Boxes
1.1 Sound Conversion: the microphone, motion and electricity 16
1.2 Bandwidth: sound quality vs. channel capacity 24
2.1 Radio Waves: bands and propagation 41
2.2 Transmission Coverage and Frequency Planning 44
2.3 Modulation 49
3.1 Colour Television Signals 77
6.1 Packet Switched Networks 167
7.1 Making and Taking Calls: how the mobile works 184
VIII
List of Tables
1.1 Bandwidths of common signals 24
1.2 Frequencies and units 25
2.1 Radio wavebands 41
4.1 Examples of cable franchise bids 102
5.1 Parity error detection identifies corrupted code received in
Sample C (assuming even parity system) 114
5.2 The main digital radio formats in use (or being mailed) by 2008 142
7.1 Access to fixed and mobile phones by region, 1999 and 2006 189
7.2 Access to fixed and mobile phones, selected countries, 2006 189
IX
List of Figures
1.1 Microphone and loudspeaker: inputs and outputs 17
2.1 Wave propagation 42
2.2 Frequency re-use 45
2.3 Amplitude modulation and frequency modulation 49
3.1 Scanning and synchronisation 71
3.2 Magnetic recording 79
5.1 Quantisation and errors 107
5.2 Sampling rates 109
5.3 Input-output sequence: analogue and digital 111
5.4 Effects of electronic noise 112
5.5 Motion compensation 121
6.1 Circuit switched network 167
6.2 Packet switched network 168
7.1 Mobile phone cells 183
|
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| spelling | Lax, Stephen Verfasser aut Media and communication technologies a critical introduction Stephen Lax 1. publ. Basingstoke [u.a.] Palgrave Macmillan 2009 X, 234 S. Ill. txt rdacontent n rdamedia nc rdacarrier Includes bibliographical references and index 1-4039-9889-2 "Students are increasingly having to confront the technological changes behind media and communication systems. The advent of digital broadcasting, the development of mobile communications, and the affordability of sophisticated digital imaging and editing systems all demonstrate how complex technological systems are becoming accessible and even commonplace. With a clear explanation of key technical principles and the social role of new technologies, this book seeks to enable students to make sense of the changes taking place in communications and media today."--BOOK JACKET. Communication et technologie Massamedia gtt Médias et technologie Technologie gtt Medien Communication and technology Mass media and technology Massenmedien (DE-588)4037877-9 gnd rswk-swf Medientechnik (DE-588)4794555-2 gnd rswk-swf Kommunikationstechnik (DE-588)4031888-6 gnd rswk-swf (DE-588)4151278-9 Einführung gnd-content Medientechnik (DE-588)4794555-2 s DE-604 Massenmedien (DE-588)4037877-9 s Kommunikationstechnik (DE-588)4031888-6 s 1\p DE-604 HBZ Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=017020126&sequence=000002&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis 1\p cgwrk 20201028 DE-101 https://d-nb.info/provenance/plan#cgwrk |
| spellingShingle | Lax, Stephen Media and communication technologies a critical introduction Communication et technologie Massamedia gtt Médias et technologie Technologie gtt Medien Communication and technology Mass media and technology Massenmedien (DE-588)4037877-9 gnd Medientechnik (DE-588)4794555-2 gnd Kommunikationstechnik (DE-588)4031888-6 gnd |
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| title | Media and communication technologies a critical introduction |
| title_auth | Media and communication technologies a critical introduction |
| title_exact_search | Media and communication technologies a critical introduction |
| title_full | Media and communication technologies a critical introduction Stephen Lax |
| title_fullStr | Media and communication technologies a critical introduction Stephen Lax |
| title_full_unstemmed | Media and communication technologies a critical introduction Stephen Lax |
| title_short | Media and communication technologies |
| title_sort | media and communication technologies a critical introduction |
| title_sub | a critical introduction |
| topic | Communication et technologie Massamedia gtt Médias et technologie Technologie gtt Medien Communication and technology Mass media and technology Massenmedien (DE-588)4037877-9 gnd Medientechnik (DE-588)4794555-2 gnd Kommunikationstechnik (DE-588)4031888-6 gnd |
| topic_facet | Communication et technologie Massamedia Médias et technologie Technologie Medien Communication and technology Mass media and technology Massenmedien Medientechnik Kommunikationstechnik Einführung |
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