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The Motorola Envoy provided a convenient way to utilize communication data without a wired connection but, ultimately, the Envoy was held back by its high cost of ownership. The Envoy device had a price tag of about $1500 at launch, and an early-adopter reported a bill for one month of usage of about $400 from the ARDIS network for data ...
The history of Vision Australia's founding organisations go back to the late 1800s and cover much of the struggle for better rights and services for Australia's blind and low vision community. [ 13 ] Given this long history, Vision Australia has a very extensive heritage collection including many objects and images pertaining to the story and ...
The Magic Link was a Personal Intelligent Communicator marketed by Sony from 1994, [1] based on General Magic's Magic Cap operating system. The Magic Link PIC-1000 [2] was brought to market by Jerry Fiala Sr at Sony. The "Link" part of the name refers to the device's ability to send and receive data over a modem. [3]
A wireless distribution system (WDS) is a system enabling the wireless interconnection of access points in an IEEE 802.11 network. It allows a wireless network to be expanded using multiple access points without the traditional requirement for a wired backbone to link them.
The wide-scale deployment of radio-frequency technologies was a key factor in the expansion of wireless devices and systems. However, the portion of the electromagnetic spectrum used by wireless systems is limited in capacity, and licenses to use parts of the spectrum are expensive. With the rise in data-heavy wireless communications, the ...
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Another reason is the increased portability of a wireless system. With battery-powered radio frequency wireless intercom units, a person can carry a station as they walk around. One of the challenges of a wireless system is the possibility of interference. Radio frequency wireless systems may get interference from other wireless devices.
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