In this paper, we performed DTV interference test in order to measure the affected ranges of DTV service due to the operating of narrowband system as the DTV White Space Service in Korea. The Terrestrial Truncated Radio (TETRA) system was targeted as a narrowband application of DTV White Space. A series of simulations was conducted in order to estimate the effective ranges according to the oper...

Abstract: Research in examining the equity of service accessibility has emerged as economic and social equity advocates recognized that where people live influences their opportunities for economic development, access to quality healthcare, and political participation. In this research paper, service accessibility equity is concerned with where and when services have been and are accessed by di...

the primary focus of the present study is to review organization analysis models from the standpoint of marketing and to propose an appropriate model for information centers and entities. a detailed literature review is made concerning marketing concepts, principles and services with respect to information organizations. the second stage deals with review and study of information entities, thei...

A service registry is a Service-Oriented Architecture (SOA) component that keeps a ‘catalogue’ of available services. It stores service specifications so that these specifications can be found by potential users. Discussions on the design of service registries currently focus on technical issues, while service registries should take into consideration information needs of business domain users....

Many computations exhibit a trade off between execution time and quality of service. A video encoder, for example, can often encode frames more quickly if it is given the freedom to produce slightly lower quality video. A developer attempting to optimize such computations must navigate a complex trade-off space to find optimizations that appropriately balance quality of service and performance....

introduction: lipomas of the larynx are very rare benign lesions; macroscopically, they resemble retention cysts, so their diagnosis is usually made after surgery.   case report: a rare case of pediatric paraglottic space lipoma in an 11-year-old boy is explained. the mass was mobile, soft, without fluctuation or pulsation. ct scan revealed a 5.7 cm cervical fat density with regional lymphadeno...

As the increasing development of application technology and infrastructure, many kinds of application can be wrapped to standard web service, and tasks can be partitioned and mapped to service instances according to web service architecture. Service-oriented architecture is an approach to define integration architectures based on the concept of a service. We believe service-oriented application...

[Purpose] To clarify seasonal changes in activity levels among nursing care insurance service users in areas with different climates using the Life Space Assessment. [Subjects] A total of 72 nursing care insurance service users aged ≥65 years, who were from areas along the Sea of Japan or those around the Inland Sea. [Methods] The subjects were divided into 2 groups according to their home pref...