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On a planet that holds more cellphones than people, it might be hard for some to imagine anyone still has—or uses—a landline. Today, many may consider landline phones obsolete.
A mobile phone, or cell phone, is a portable telephone that allows users to make and receive calls over a radio frequency link while moving within a designated telephone service area, unlike fixed-location phones (landline phones).
1971: AT&T submitted a proposal for cellular phone service to the U.S. Federal Communications Commission (FCC). 3 April 1973: Motorola employee Martin Cooper placed the first hand-held cell phone call to Joel Engel, head of research at AT&T's Bell Labs, while talking on the first Motorola DynaTAC prototype.
A satellite telephone, or satphone, 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 ...
This phone features clear calls, extended range coverage, interference-free calls, large buttons, a backlit LED display, audio assist technology, and compatibility with hearing aids. 3.
More people who are still using telephone landlines will soon need to decide if they want to finally hang up on their service. Just last week, AT&T applied for a waiver that would allow it to stop ...
In early cell phones, or feature phones, the letters on the keys are used for text entry tasks such as text messaging, entering names in the phone book, and browsing the web. To compensate for the smaller number of keys, phones used multi-tap and later predictive text processing to speed up the process.
As you evaluate different phones' specs, look for both "talk time" (usually measured in hours) and "standby time," which is how long the phone can remain on before needing a recharge.