Xem 1-20 trên 213 kết quả Services digital
  • Topics in Digital Communications Digital communication system advantages and disadvantages Digital communication system classification Digitization of analog signals Digital transmission systems Data communication systems Integrated Services Digital Network and other advanced digital communication systems.

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  • Technologies and Services of Digital Broadcasting: Technologies and Services of Digital Broadcasting. Digital broadcasting systems for television, sound, and data services framing structure, channel coding and modulation for terrestrial television.

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  • A couple of years ago, my then eleven-year-old son ran his first marathon. I watched from the curb as he crossed mile twenty-four. Together we jogged the last few miles of the race, and when he finally saw the finish line, he sprinted toward it, leaving me behind. He made it look so easy. “Next year, Mom,” he shouted over his shoulder, “we cross this line together.” I am now training to run my second marathon and my son will be running his third. You just never know where inspiration will come from.

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  • The new digital radio system DAB (Digital Audio Broadcasting, nowadays often called Digital Radio) is a very innovative and universal multimedia broadcast system which will replace the existing AM and FM audio broadcast services in many parts of the world in the future. It was developed in the 1990s by the Eureka 147/DAB project. DAB is very well suited for mobile reception and provides very high robustness against multipath reception. It allows use of single frequency networks (SFNs) for high frequency efficiency....

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  • The Java™ Web Services Tutorial For Java Web Services Developer’s Pack, v1.6 June 14, 2005 .Copyright © 2005 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, California 95054, U.S.A. All rights reserved.U.S. Government Rights - Commercial software. Government users are subject to the Sun Microsystems, Inc. standard license agreement and applicable provisions of the FAR and its supplements. This distribution may include materials developed by third parties.

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  • There are many occasions when data need to be transmitted over a voice communication network. Many people use a computer to connect to their Internet Service Provider via the telephone lines to transmit and receive data, check their email, surf the Web, etc. Telephone networks were originally built for human speech, not for computer data and is unsuitable for digital communication in its raw form.

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  • The digital economy—defined by the changing characteristics of information, computing, and communications—is now the preeminent driver of economic growth and social change. With a better understanding of these fundamental transformations, we can make wiser decisions—whether we are investing in research, products, or services, or are adapting our laws and policies to the realities of a new age.

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  • This thesis is founded on the global growth of the service sector and its significance for society as a whole and for the individual human being. In the last decade, technology has changed the way services are created, developed and delivered in remarkable ways. The focus of the thesis is technology in interplay with humans and organisations and the socioeconomic- technical systems in which digital services play a central role.

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  • Suppose that you'd like to provide a service to the public or to some business partners: They can send you two strings and you will concatenate them and return the string. Of course, in the real world you provide a more useful service. There are several major requirements: First, the users may be using different languages (Java, C# and etc.) and using different platforms (Windows, Linux and etc.). Your service must be accessible by different languages and platforms. Second, they will call your service across the Internet and there may be firewalls in between.

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  • Featuring a strong emphasis on the fundamentals underlying contemporary logic design using hardware description languages, synthesis, and verification, this book focuses on the ever-evolving applications of basic computer design concepts with strong connections to real-world technology. Treatment of logic design, digital system design, and computer design. Ideal for self-study by engineers and computer scientists.

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  • We have looked at confidentiality services, and also examined the information theoretic framework for security.

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  • Objectives of Chapter 13: To define a digital signature; to define security services provided by a digital signature; to define attacks on digital signatures; to discuss some digital signature schemes, including RSA, ElGamal, Schnorr, DSS, and elliptic curve; to describe some applications of digital signatures.

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  • will consider authentication functions developed to support application-level authentication & digital signatures will consider Kerberos – a private-key authentication service then X.509 directory authentication service

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  • The organization is a partner of the Committee on Publication Ethics (COPE) and also works with Portico and the LOCKSS initiative for digital archive preservation.

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  • The BBC as Technical Innovator, Transmission DEEs, New residential home, Programme Share and Contribution network, Preparing for service,... as the main contents of the lesson "Digital audio broadcasting". Invite you to consult.

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  • To help you have more documents to serve the needs of learning and research, invite you to consult the document content chapter 2 "Digital Terrestrial Broadcasting Systems". Content document provides you with the following contents: Digital Terrestrial Radio Systems, Digital Terrestrial Television Systems. Hope document content useful service learning needs and work effectively.

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  • To help you have more documents to serve the needs of learning and research, invite you to consult the document content "Digital Terrestrial Television Broadcasting Planning Handbook: Including technical and general assumptions". Hope content useful document serves the learning needs and work effectively.

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  • Digital Signature schemes are commonly used as primitives in cryptographic protocols that provide other services including entity authentication, authenticated key transport, and authenticated key agreement.

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  • Where is "Digital Economil 2000" present on information technology and the new economy, electronic commerce the leading edge of the digital economy, information technology industries, the information technology workforce, trade in information technology goods and services,...

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  • Chapter 13 - News gathering and reporting. This chapter includes contents: Deciding what is news, news reporting in the digital age, categories of news and reporting, the news flow, the wire services, media differences in news coverage, readership and viewership.

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