منابع مشابه
Audio for Digital Television
Audio is an area in television broadcasting and production that causes apprehension with some engineers because of its complexity and the care needed to get it right in design, installation, and operations. With the transition to digital television (DTV), there is a new level of uncertainty because the requirements for audio are far more advanced and complex than before. Yet digital audio provi...
متن کاملSoftware Audio Codec for Interactive Television
The paper describes requirements, concept and general structure of audio compression scheme employed in interactive television iTVP project. A perceptual coder based on a psychoacoustic model and spatio-temporal signal decomposition using a hybrid filterbank is proposed. The coder structure is derived from standard MPEG L3 technique. Some ideas for improving the performance at low bit rates are...
متن کاملA personal digital assistant as an advanced remote control for audio/video equipment
This paper describes a personal digital assistant that is used as a catalogue and advanced remote control to browse, select and play music in a compact disc jukebox. The application has been developed as a research prototype to identify advantages and disadvantages of different interaction styles for accessing large amounts of content. The basic concept provides easy access to a personal music ...
متن کاملTopic Development Based Refinement of Audio-Segmented Television News
With the advent of the cable based television model, there is an emerging requirement for random access capabilities, from a variety of media channels, such as smart terminals and Internet. Random access to the information within a newscast program requires appropriate segmentation of the news. We present text analysis based techniques on the transcript of the news, to refine the automatic audi...
متن کاملAn Analysis of Audio for Digital Cable Television
With an increasing number of cable systems deploying large volumes of digital set top boxes and digital services it has become increasingly apparent that large audio level discrepancies can exist between analog and digitally tiered programming. Since the local cable system usually has no control over the digital service audio levels it is up to the programmer(s), in most cases, to rectify any o...
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ژورنال
عنوان ژورنال: The Journal of the Institute of Television Engineers of Japan
سال: 1971
ISSN: 1884-9644
DOI: 10.3169/itej1954.25.286