نتایج جستجو برای: modem
تعداد نتایج: 3087 فیلتر نتایج به سال:
Many human activities are affected by the weather, and there is a long history of rituals and ceremonial efforts aimed at controlling it. In modem societies, such efforts are largely vestigial and amount to informal hoping or wishing for good weather for special occasions. Reunion and commencement activities at Princeton University, involving thousands of alumni, graduates, family and others, a...
,The importance of knowledge as a basis for social power has been noted by a number of scholars,' but less well appreciated is the fact that control of knowledge is central to development and maintenance of power. The knowledge industry, of which mass communication is part, currently accounts for more than a fourth of the gross national product and attests to the social importance of the demand...
In the present deliverable, we briefly summarize the current trends and state-of-theart in terms of channel modeling, physical layer design, and beamforming. We focus on typical scenarios and system parameters considered in CLAM. For example, for frequencies of practical interest in CLAM, the ray tracing approximation to the solution of the wave equation is deemed to be a good model, and is ana...
I n 1999, I led a team of Intel social scientists in an anthropological study of 100 households in the US and Europe that had been early adopters of broadband technology. One of the participants in this study was Sheila, a schoolteacher who had been the first person on her block to get high-speed Internet access because she wanted to videoconference with her granddaughter, who lived three time ...
Policing, like all professions, learns from experience. It follows, then, that as modem police executives search for more effective strategies of policing, they will be guided by the lessons of police history. The difficulty is that police history is incoherent, its lessons hard to read. After all, that history was produced by thousands of local departments pursuing their own visions and respon...
I. TODAY, AS MUCH AS EVER, language teaching theorists and course writers offer a rich array of wares. The audio lingual approach, concerned with the formation of habits, particularly grammatical ones, by inductive pattern drills, competes with cognitive approaches, which aim to develop the four language skills through conscious understanding of structure. Far less concerned with grammar are th...
Modem notions of medical authority being essentially embodied in the figure of the professionally trained and registered practitioner and his corporate representatives, and in the medical textbook or official pharmacopoeia, are comparatively recent developments. Much work has been done by historians of medicine to show that, far from being merely an underdeveloped version of modem medicine, the...
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