منابع مشابه
Design and system operation of GlobalstarTM versus IS - 95 CDMA – similarities and differences ∗ Leonard Schiff
The GlobalstarTM system provides telephone and data services to and from mobile and fixed users in the area between ±70 degrees latitude. Connection between user terminals and the PSTN is established through fixed terrestrial gateways via a constellation of low earth orbiting (LEO) satellites. Globalstar uses an extension of the IS-95 CDMA standard that is used in terrestrial digital cellular s...
متن کاملPostlethwait , Yasutake Kato , Masayuki Yamamoto and Leonard I . Zon Stephen
24 times a year (twice monthly) by the American Physiological Society, 9650 Rockville Pike, Bethesda MD systems with techniques linking genes and pathways to physiology, from prokaryotes to eukaryotes. It is published publishes results of a wide variety of studies from human and from informative model Physiological Genomics
متن کاملForeword Leonard
Much has changed in computer security since 1973, when the Bell-LaPadula model was first published. Development has moved away from kernel-based secure systems toward application-level security capabilities, providing secure transactions on top of commercial, nonsecure operating systems. The potential for widespread use of encryption for privacy, authentication, and other services, as embodied ...
متن کاملLeonard Colebrook (1883?1967)
Leonard Colebrook was a physician who researched bacteria and infections in England during the twentieth century. In 1936, Colebrook deployed the antibiotic Prontosil to treat puerperal fever, a disorder that results from bacterial infections in the uterine tracts of women after childbirth or abortions. Colebrook also advanced care for burn patients by advocating for the creation of burn units ...
متن کاملOBITUARY : Joseph Leonard
Joseph Leonard Doob was born in Cincinnati, Ohio, USA on 27 February 1910. In an interview Joe gave for Statistical Science (see Snell (1997)), he said that in grammar school he built a crystal set and in high school operated a radio transmitter. This led him to think he would major in mathematical physics when he entered Harvard in 1926. However, after taking two physics courses, Doob decided ...
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ژورنال
عنوان ژورنال: Physics Today
سال: 1971
ISSN: 0031-9228,1945-0699
DOI: 10.1063/1.3022855