Dozens of companies are racing to build constellations of communications satellites that are designed to offer a host of capabilities, ranging from creating a network of global paging devices to enabling computers to talk to one another via the airwaves, even in remote locales.
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In the United States, analysts say, hand-held " personal companions " _ the Palm Pilot has 68 percent of the worldwide market _ have become the early favorite among wireless news delivery devices, picking up where the abbreviated paging devices, with their sports-and-stock-bulletin capacity, left off.
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And officials say that the auction will benefit the U . S . public by bringing a group of strong competitors into the market for the next generation of wireless technology, called personal communications services, which will link hand-held computers, electronic notebooks and advanced two-way paging devices.
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The interface with the supervisor is the same for all components and very few special cases are allowed; for example, all input / output operations are done using the same supervisor facilities whether the input / output is for a card reader, a paging device, or any other device.
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High speed paging devices include the IBM 2305 Fixed Head File, and various third party " solid-state " I / O devices such as the STC 4305 and Intel 3805 that simulate spinning disks or more often provide more efficient fixed block architecture ( FBA ) access to external RAM based storage.
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The arrival of news on tiny screens _ some so small they can accommodate only 30 words at a time, others able to handle as many as 150 words _ has been drawing gradually nearer for a decade, starting with paging devices that transmitted headlines and financial data from organizations like CNN, Bloomberg News and ESPN.
