Precise Frequency Comparison via Broadcasting Satellite.

نویسندگان
چکیده

برای دانلود رایگان متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید

اگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید

منابع مشابه

Maximizing service availability for secure satellite broadcasting

Cryptography is the most suitable technique to protect the access to subscribed value-added services for mobile applications provided through satellite broadcasting (e.g. localization and mobile TV). However, if a temporary loss of signal is experienced by receivers, not only the data streaming is compromised, but also the key management-related messages. Hence, when the signal is received agai...

متن کامل

Satellite Digital Multimedia Broadcasting (SDMB) system presentation

• Both authors are with Alcatel Space, 26 avenue J.F. Champollion, 31037 Toulouse Cedex 1 France, email: [email protected], [email protected] Abstract This paper presents an overview of the Satellite Digital Multimedia Broadcasting (SDMB) system, as studied within the European IST integrated project MAESTRO. The SDMB takes advantage of the satellite inherent cap...

متن کامل

Advanced Decoding Algorithms for Satellite Broadcasting

This paper presents an iterative decoding algorithm for concatenated codes consisting of a Reed-Solomon and a convolutional code, focusing on the code of the DVB-S standard. Existing solutions for the different decoding stages and their interfaces are discussed and their performance is compared. Besides, a new procedure is proposed to define the feedback signal from the output of the Reed-Solom...

متن کامل

Digital Video Broadcasting-Satellite to Handheld Services

Universal education is the dream of India and more so with the passing of 'Right to Education bill' in the country. Looking to the diverse culture and vividity in the country it is not possible to take education to the last mile in the country with prevailing chalk-blackboard technique. An attempt has been made to probe various digital video broadcast (DVB) techniques for spatial and temporal d...

متن کامل

Broadcasting Information via Display Names

Many instant messenger (IM) clients let a person specify the identifying name that appears in another person’s contact list. We have noticed that many people add extra information to this name as a way to broadcast information to their contacts. Twelve IM contact lists comprising 444 individuals were monitored over three weeks to observe how these individuals used and altered their display name...

متن کامل

ذخیره در منابع من


  با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید

ژورنال

عنوان ژورنال: The Journal of the Institute of Television Engineers of Japan

سال: 1992

ISSN: 0386-6831,1884-9652

DOI: 10.3169/itej1978.46.1036