Cordless Telecommunications Worldwide: The Evolution of Unlicensed PCs

ISBN-13: 9781447112341 / Angielski / Miękka / 2011 / 536 str.

Walter H. W. Tuttlebee

Opis

Cordless Telecommunications Worldwide describes the emergence of the global unlicensed PCS industry from initial developments in Europe to subsequent activities in Asia and America. This is related to the dynamic panorama of development, both in the available technology and in the market, which has occurred worldwide. Contributions from key industry players include: Evolution of the Cordless Telephone (unlicensed PCS) Market Applications; Standards Development Worldwide; New Digital Standard Products; Cordless Technology; Future Evolution of Cordless Telecommunications; Descriptions of Technical Standards including CT2, DECT, PHS, WCPE, and PACS. Comprehensive coverage of these issues will provide both managers and analysts in the telecommunications industry with valuable insights into and understanding of the market, the technologies and their interaction as well as likely future developments.

Spis treści

I: Markets and Applications.- 1 The Cordless Market.- 1.1 The cordless telephone and the cellular radio.- 1.2 The global emergence of cordless.- 1.3 Market positioning.- 1.4 Market segments and requirements.- 1.5 Application segments.- 1.6 Interdependence and evolution.- 1.7 Summary.- 2 The Wireless Private Automatic Branch Exchange.- 2.1 The market in the mid-1990s.- 2.2 Users, applications and benefits.- 2.3 Barriers to market development.- 2.4 Addressing the market potential.- 2.5 Case studies.- 2.6 Summary.- 3 Telepoint in Europe.- 3.1 UK — Rabbit and its competitors.- 3.2 France — Bi-Bop et al.- 3.3 The Netherlands — Greenpoint.- 3.4 Belgium — CITEL.- 3.5 Elsewhere in Europe.- 3.6 Summary.- 4 Telepoint in Asia.- 4.1 Cordless evolution and revolution — Europe versus Asia.- 4.2 The Asian marketplace.- 4.3 Hong Kong — the pioneer.- 4.4 Summary.- 5 Cordless in the Local Loop.- 5.1 Why wireless local loop?.- 5.2 Approaches to radio access.- 5.3 Cordless technologies for the local loop.- 5.4 Cordless local loop trials.- 5.5 Economics.- 5.6 Summary.- 6 Cordless Terminal Mobility.- 6.1 The CTM concept.- 6.2 The CTM service.- 6.3 The CTM market.- 6.4 Enabling technologies.- 6.5 The CTM functional architecture.- 6.6 The role of CTM in the evolution to future mobile telecommunications systems.- 6.7 Summary.- II: Standardisation and Industry Development.- 7 Cordless Standards in Europe.- 7.1 European telecommunications standards.- 7.2 Standards — what are they?.- 7.3 Standards — why do we need them?.- 7.4 Analogue standards.- 7.5 Digital standards.- 7.6 Summary.- 8 UPCS Standards in the USA.- 8.1 Who defines standards?.- 8.2 The advent of UPCS.- 8.3 Part 15 Subpart D (Etiquette) rules.- 8.4 Technology proposals.- 8.5 Other cordless technologies.- 8.6 Summary.- 9 Standards Development in Japan.- 9.1 Concept and origins of PHS.- 9.2 Standards development.- 9.3 PHS products.- 9.4 Commercial frameworks.- 9.5 Summary.- 10 Industry Development and Products.- 10.1 CT2.- 10.2 DECT.- 10.3 PHS.- 10.4 Global competition.- 10.5 Summary.- III: Technology.- 11 Audio Techniques.- 11.1 Speech coding.- 11.2 Voice transmission plan.- 11.3 Delay and echo control.- 11.4 Voice security and speech encryption.- 11.5 Summary.- 12 The Radio Channel.- 12.1 Choice of operating frequency.- 12.2 Spectrum requirements.- 12.3 In-building radio coverage.- 12.4 The dispersive channel.- 12.5 System capacity and grade of service.- 12.6 Usage of the radio channel.- 12.7 Modulation schemes.- 12.8 Error correction and detection.- 12.9 Protocol layers.- 12.10 Summary.- 13 Cordless Access Networks.- 13.1 Types of cordless networks.- 13.2 Network functionality.- 13.3 Summary.- 14 Cordless Data and Multimedia.- 14.1 Benefits of cordless data.- 14.2 Data services and attributes.- 14.3 Applications.- 14.4 Architectures.- 14.5 Transmission media.- 14.6 Cordless LAN standards.- 14.7 DECT cordless LAN technology.- 14.8 Cordless multimedia.- 14.9 Summary.- 15 Handset Architectures and Implementation.- 15.1 System architecture.- 15.2 Baseband design.- 15.3 Radio receiver architecture and design.- 15.4 Radio transmitter architecture and design.- 15.5 Antenna diversity.- 15.6 Analogue cordless implementation.- 15.7 Digital cordless implementation.- 15.8 Future trends.- 15.9 Summary.- 16 Future Evolution of Cordless Systems.- 16.1 Drivers and enablers.- 16.2 Digital cordless in public networks.- 16.3 Near-term evolution.- 16.4 Summary.- IV: Technical Standards.- 17 CT2 Common Air Interface.- 17.1 Aims and origins.- 17.2 Structure of the standard.- 17.3 The radio interface.- 17.4 Signalling layer 1.- 17.5 Signalling layer 2.- 17.6 Signalling layer 3.- 17.7 Speech coding and transmission plan.- 17.8 Data services.- 18 The Personal Communications Interface, PCI.- 18.1 Aims and origins.- 18.2 Structure of the standard.- 18.3 Principal changes from CT2.- 18.4 The radio interface.- 18.5 Signalling layer 1.- 18.6 Signalling layer 2.- 18.7 Signalling layer 3.- 18.8 Speech coding and telephony.- 19 The DECT Specifications.- 19.1 The DECT services.- 19.2 Structure of the specification documents.- 19.3 The system specifications.- 19.4 Other standards.- 19.5 Access profile specifications.- 19.6 Type approval specifications.- 19.7 Reports.- 20 The DECT Access Profiles.- 20.1 The DECT profiles — overview.- 20.2 DECT goes public — PAP and GAP.- 20.3 Wireless ISDN — the DECT/ISDN interworking profile.- 20.4 Data interworking profile.- 20.5 DECT/GSM interworking profile.- 20.6 Profile type approval.- 20.7 Profile standardisation status.- 20.8 Further profiles?.- 21 Personal Wireless Telecommunications, PWT.- 21.1 Aims and origins.- 21.2 Structure of the standard.- 21.3 Basic parameters and rationale.- 21.4 Principal changes from DECT.- 22 The PACS-UB Standard.- 22.1 Objectives and document organisation.- 22.2 Definitions.- 22.3 Overview of the PACS-UB concept.- 22.4 Radio parameters.- 22.5 Layer 1 interface specification.- 22.6 Layer 2 interface specification.- 22.7 Layer 3 interface specification.- 22.8 Speech service option.- 22.9 Messaging service option.- 22.10 Circuit mode data service option.- 22.11 Interleaved speech/data option.- 22.12 In-service testing option.- 23 The PHS Standard.- 23.1 System overview.- 23.2 Radio aspects.- 23.3 Radio channel structures.- 23.4 Radio circuit control.- 23.5 Network interfaces.- 24 The PACS-UA Standard.- 24.1 System characteristics and structure.- 24.2 Main differences from PHS.- 25 The Orthogonal CDMA Wireless Telephone System.- 25.1 System overview.- 25.2 Physical layer description.- 25.3 Media access control (MAC) and higher layers.- 26 The Composite CDMA/TDMA Standard, CCT.- 26.1 Design objectives.- 26.2 Standardisation (IS-661).- 26.3 Applications flexibility.- 26.4 Services, features and functions supported.- 26.5 Technology overview.- 26.6 Layer 1 air interface specification.- 26.7 Layer 2 air interface specification.- 26.8 Layer 3 air interface specification.- 26.9 Network options.- Glossary of Acronyms.- Contributors’ Biographies.