A local hospital was interested in shielding some sensitive equipment and contemplated installing a shielded room. The room under consideration was the typical laminated wood core panel with galvanized steel on both surfaces, with a RF shielded door, honeycomb air vent panels and filters for ac power, telephone and any other signals, meeting the shielding effectiveness requirements of MIL-STD-2...

Frequency distribution performance will be improved with the installation of a new synchronization equipment (slave clock) in Nippon Telegraph and Telephone Corporation's (NTT's) network. In the slave clock system, the PLL has been optimally designed so that the total phase-time variation in the whole network is significantly less than 10 ps. This phase-time variation is recommended by Internat...

The NTT access network encompasses NTT central offices and customer terminals and networks, and consists of transmission devices for individual customers in each NTT central office, transmission lines, and corresponding devices on the customers’ premises. Unlike trunk relay lines between NTT central offices, access networks are not designed to carry concentrated communication traffic. Since cos...

BACKGROUND Ecological models of healthy eating and physical activity emphasize the influence of behavioral settings such as homes and worksites in shaping behavior. Research on home environments suggests that both social and physical aspects of the home may impact physical activity and healthy eating. OBJECTIVE Using a community-based participatory research (CBPR) approach, the Emory Preventi...

Tokyo, September 1, 2011 --Hitachi, Ltd. (NYSE: HIT/TSE: 6501, hereafter, Hitachi) today announced the development of technology to increase the reliability of remote monitoring systems using cellular mobile telephone networks to wirelessly transmit data collected from sensor terminal measuring the status equipment in factories and buildings to monitoring center. This technology reduces the arr...

At the Computer Systems Laboratory at UCSD, we conduct research in distributed systems, operating systems, network protocols, and performance evaluation. This document reviews the current research within the Computer Systems Laboratory. There are four sections which describe the work of the four groups within the laboratory: Decentralized Control Research Group; Operating Systems Research Group...

OBJECTIVES To examine patient satisfaction with and recommendation of a hospital, with a special focus on the correlation of these measures to patient ratings of interpersonal and technical performance of the hospital. DESIGN Telephone survey of patients with four specific conditions after their discharge from hospitals. SETTING Accredited district teaching hospitals and above, nationwide i...

OBJECTIVES We aimed to identify current practice of sun protection and factors associated with effective use in four outdoor worker industries in Queensland, Australia. METHODS Workplaces in four industries with a high proportion of outdoor workers (building/construction, rural/farming, local government, and public sector industries) were identified using an online telephone directory, screen...

After public notification of confirmed cases of bioterrorism-related anthrax, the Centers for Disease Control and Prevention's Emergency Operations Center responded to 11,063 bioterrorism-related telephone calls from October 8 to November 11, 2001. Most calls were inquiries from the public about anthrax vaccines (58.4%), requests for general information on bioterrorism prevention (14.8%), and u...