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Cordless phones became widely used in home and workplaces during the early 1980s. According to The New York Times, the number of cordless phones sold in the United States grew from 50,000 in 1980 to 1 million in 1982. They quickly became popular because of their convenience and portability, despite fears that their reliance on radio signals ...
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CT2 is a cordless telephony standard that was used in the early 1990s to provide short-range proto-mobile phone service in some countries in Europe and in Hong Kong. It is considered the precursor to the more successful DECT system.
1980: W.C. Black and David A. Hodges develop the silicon-gate CMOS (complementary MOS) pulse-code modulation (PCM) codec-filter chip, [44] which has since been the industry standard for digital telephony, [44] [46] widely used in the public switched telephone network (PSTN) as well as cordless telephones and cell phones. [46]
Motorola applied for the StarTAC trademark name in September 1995. The StarTAC was unveiled in North America on January 3, 1996. [8] Then the smallest cell phone available, this AMPS phone was an immediate success.
A satellite phone is a type of mobile phone that connects to other phones or the telephone network by radio link through satellites orbiting the Earth instead of terrestrial cell sites, as cellphones do. Therefore, they can work in most geographic locations on the Earth's surface, as long as open sky and the line-of-sight between the phone and ...
VTech introduced the world's first 900 MHz and 5.8 GHz cordless phones in 1991 and 2002 respectively. [citation needed] As of 2014, the company was the world's largest manufacturer of cordless telephones, according to MZA (as reported by VTech). [31] [independent source needed]
The majority of Bag Phones operated on the AMPS network, and a few special models produced in the late 1990s, dubbed the Digital Concert Series, ran on the TDMA network, in addition to AMPS. Because both the AMPS and TDMA networks are extinct as of February 2008, [ 2 ] the service life of all Motorola Bag Phones have come to end, and they now ...
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