منابع مشابه
Analysis of Compact Disc Digital Rights Management
Music publishers using the compact disc standard have introduced various copy protection schemes into the marketplace in the past several years, ostensibly in an effort to reduce sagging sales that the industry blames on illegal distribution of high-quality copies of compact discs. Over the course of three years, we performed a battery of tests against dozens of discs from various parts of the ...
متن کاملCompact Disc: system aspects and modulation
In this artide we shall deal in more detail with the various faclors that had to be weighed one against the other in the design of the Compact Disc syslem. In particular we shall discuss the EFM modulation system ('EighHo-Fourteen Modulation'), which helps to produce the desired high information density on the disco lical to Bi from the disc and reconverts it to the orchestral sound. The system...
متن کاملFeature Based Control of Compact Disc Players
Several new types of optical disc standards have reached the market during the past years, from the well known Compact Disc (CD), and its computer version CD-ROM, through the Digital Versatile Disc (DVD) to the new high density discs, eg. Blu-Ray discs. All these standards have potential problems with surface faults like scratches and fingerprints. Many users have suddenly encountered the probl...
متن کاملA Comparison of Nursing Students’ Satisfaction in Compact Disc-based Education vs. Traditional Education
Introduction: Given the variety of educational methods and the conditions and facilities, selecting appropriate methods is one of the instructors’ practices to achieve educational goals. The aim of this study was to compare Nursing Students’ Satisfaction with CD-based and traditional education at Tehran University of Medical Sciences. Methods: This research was a quasi-experimental study. The ...
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ژورنال
عنوان ژورنال: Journal of the Japan Society for Precision Engineering
سال: 1986
ISSN: 1882-675X,0912-0289
DOI: 10.2493/jjspe.52.236