multimedia in the 21th century: systems, services and terminals
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Multimedia in the 21th Century: Systems, Services and Terminals. Multimedia in Mass Electronic Communication Services. Superintendence of Mass Communication Services Porto Seguro, June 5th, 2001. Summary. Telecommunication Services Definitions adopted in Brazil Current Model in Brazil - PowerPoint PPT PresentationTRANSCRIPT
Multimedia in the 21th Century: Systems, Services and Terminals
Multimedia in the 21th Century: Systems, Services and TerminalsMultimedia in the 21th Century: Systems, Services and Terminals
Superintendence of Mass Communication Services
Porto Seguro, June 5th, 2001
Superintendence of Mass Communication Services
Porto Seguro, June 5th, 2001
Multimedia in Mass Electronic Communication
Services
Multimedia in Mass Electronic Communication
Services
Multimedia in the 21th Century: Systems, Services and Terminals
SummarySummarySummarySummary
Telecommunication Services Definitions adopted in Brazil Current Model in Brazil
Influence of Technological Convergence in Telecommunication Services
The Television as the most important Mass Communication Service in Brazil
Introduction of Digital Technology in the Television Service
Digital Television Public Consultation Search of Definitions Business Model New Multimedia Products
Multimedia in the 21th Century: Systems, Services and Terminals
Mass Electronic Communication Service Telecommunication Service of collective interest,
performed in private regime for users in a service area, characterized by unilateral broadcasting or asymmetric communication of telecommunication signals, in order to be freely received by the general public or subscribers.
Multimedia Multimedia Information are signals of audio, video,
data, voice and other sounds, images, symbols, written characters, including graphics and texts, or information of any other nature, adapted to transmission, stocking or processing using means of communication.
Telecommunication ServicesTelecommunication ServicesDefinitions adopted in BrazilDefinitions adopted in BrazilTelecommunication ServicesTelecommunication ServicesDefinitions adopted in BrazilDefinitions adopted in Brazil
Multimedia in the 21th Century: Systems, Services and Terminals
The Regulation is elaborated according to the technology and mean used for its delivery.
Mostly, services have only one application:
Fixed Switched Telephone Service; Mobile Cellular Service; Specialized Network and Circuit Services; Cable TV; Multichannel Multipoint Distribution Service; Direct to Home; Trunking Service; and Others
Telecommunication ServicesTelecommunication ServicesCurrent Model in BrazilCurrent Model in Brazil
Telecommunication ServicesTelecommunication ServicesCurrent Model in BrazilCurrent Model in Brazil
Multimedia in the 21th Century: Systems, Services and Terminals
The service regulation supports multiple telecommunication applications, independently from the mean and the technology used.
Service Modes SCM
SRTT SLE
SCEMa TVC MMDS DTH
Technology/PlatformConfined meansSatelliteMMDSLMD/CSDigital Terrestrial
TelevisionDigital Sound BroadcastOthers
Influence of Technological Influence of Technological Convergence in Telecommunication Convergence in Telecommunication
ServicesServices
Influence of Technological Influence of Technological Convergence in Telecommunication Convergence in Telecommunication
ServicesServices
Multimedia in the 21th Century: Systems, Services and Terminals
Application
TechnologyInfrastructureSource: Maxwell, Kim. Residential Broadband - An Insider’s Guide to the Battle for the Las Mile, Wiley Computer Publishing, 1999.
- Analogue- Digital
- Voice and Text N
etworks
(fixed and mobile
s);
- Data Netw
orks;
- Mass
Communicatio
n
Systems.
- Telephones;- Fax;- Decoder;- Computer;- Television; - Modems;- Sound Systems.
Influence of Technological Influence of Technological Convergence in Telecommunication Convergence in Telecommunication
ServicesServices
Influence of Technological Influence of Technological Convergence in Telecommunication Convergence in Telecommunication
ServicesServices
Multimedia in the 21th Century: Systems, Services and Terminals
Brazil has about 45 million households, of which 85% have at least one television appliance.
More than 92% of the Brazilian households with television appliances receive open broadcasting signals.
The Television as the most important The Television as the most important Mass Communication Service in BrazilMass Communication Service in BrazilThe Television as the most important The Television as the most important Mass Communication Service in BrazilMass Communication Service in Brazil
Multimedia in the 21th Century: Systems, Services and Terminals
The Television as the most important The Television as the most important Mass Communication Service in BrazilMass Communication Service in BrazilThe Television as the most important The Television as the most important Mass Communication Service in BrazilMass Communication Service in Brazil
Brazilian Marketplace:
Distribution of receptors by social class
Number of receptors Socioeconomic class
per household A B C D E
1 2 % 17 % 52 % 81 % 55 %
2 20 % 45 % 40 % 12 % 2 %
3 or 4 62 % 36 % 7 % 1 % 0 %
5 or more 16 % 2 % 0 % 0 % 0 %
Total 100 % 100 % 99 % 94 % 57 %
Source: Ibope, march 2000. Research done in the seven largests
brasilian metrpolitan regions.
Multimedia in the 21th Century: Systems, Services and Terminals
The Television is the most favourable mean to reach the lower-income portions of the Brazilian population with the benefits promoted by other qualities of communication and/or added value services.
Anatel most important goal is to make the broadcasting of Digital Terrestrial Television affordable and accessible to all social segments.
The Television as the most important The Television as the most important Mass Communication Service in BrazilMass Communication Service in BrazilThe Television as the most important The Television as the most important Mass Communication Service in BrazilMass Communication Service in Brazil
Multimedia in the 21th Century: Systems, Services and Terminals
The brazilian market is represented by the future adaptation or replacement of near 10 thousand transmitters and 55 million receptors of analogue technology
Introduction of Digital Technology in Introduction of Digital Technology in the Television Servicethe Television Service
Introduction of Digital Technology in Introduction of Digital Technology in the Television Servicethe Television Service
Existing and planned stations in Brazil
Broadcasting Stations TV RTV TVA Total
Primaries 333 (*) 5,182 (**) 25 5,540
Granted Secondaries — 4,.202 — 4,202
Sub-total 333 9,384 25 9,742
Planned 3,487 2,060 0 5,547
Total 3,820 11,444 25 15,289
TV = Broadcasting Companies RTV = TV Translator Stations
TVA = Special service providers of Pay-TV
(*) Including Broadcasting Companies in bidding process (**) 171 TV Translator Stations are
operating in the planned broadcasting companies band
Source: Basic TV and RTV Plans and public consultations of spectrum occupation (Anatel)
Multimedia in the 21th Century: Systems, Services and Terminals
To stimulate and to extend the debate on the definition of DTV standard Given the complexity of the aspects involved in the
definition of the digital terrestrial television broadcast standard, it is not recommended to take this decision only based on the laboratory and field tests
To collect information in order to promote the convergence in the business model It is necessary to conciliate the most convenient DTV
business models to the service providers, equipment manufacturers, content producers and the consumers, seeking for the best solution for the country
Digital Television - Public Consultation Digital Television - Public Consultation (aiming at finding out the needsand preferences of Brazilian people)(aiming at finding out the needsand preferences of Brazilian people)
Digital Television - Public Consultation Digital Television - Public Consultation (aiming at finding out the needsand preferences of Brazilian people)(aiming at finding out the needsand preferences of Brazilian people)
Multimedia in the 21th Century: Systems, Services and Terminals
Distribution of different TV programmes and other telecommunication services according to the bit transport capacity of the system.
Attending to different market segments, according to the characteristics of signal reception.
Implementation of selection and form patterns for applications that support TV programmes.
Note: Some options are mutually exclusive
Digital TelevisionDigital TelevisionSearch of DefinitionsSearch of Definitions
Digital TelevisionDigital TelevisionSearch of DefinitionsSearch of Definitions
Multimedia in the 21th Century: Systems, Services and Terminals
Transmission Platform
HDTV(19 M)
Transmission Platform
HDTVLDTV(17 M) (2 M)
Transmission Platform
HDTVSDTV(15 M) (4 M)
Transmission Platform
EDTV 1 EDTV 2 (9M each)
Transmission Platform
EDTV 1EDTV 2 (6M each)EDTV 3
Transmission Platform
S1 S2 S3 S4 (4M each)
Transmission Platform
S1 S2 S3 L1 L2
Alternatives to the occupation of channel transport capacity
It is possible to adopt any combination until reaching the system’s maximum capacity (for example: 18-19 Mb/s).There might be altering of formats, according to the time.
Digital TelevisionDigital TelevisionBusiness ModelBusiness Model
Digital TelevisionDigital TelevisionBusiness ModelBusiness Model
Multimedia in the 21th Century: Systems, Services and Terminals
Near Video on Demand;
Programmes recording;
Additional Video;
Zooming;
Multiple programs;
Interaction with programmes;
Electronic Commerce;
Internet;
Additional audio and subtitles;
....
Digital Television Digital Television New Multimedia ProductsNew Multimedia Products
Digital Television Digital Television New Multimedia ProductsNew Multimedia Products
Multimedia in the 21th Century: Systems, Services and Terminals
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