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Cooper is the lead inventor named on "radio telephone system" filed on October 17, 1973, with the U.S. Patent Office and later issued as U.S. Patent 3,906,166. [20] John Francis Mitchell , Motorola's Chief of Portable Communication Products (and Cooper's Manager and Mentor) and the engineers who worked for Cooper and Mitchell are also named on ...
The clamshell form factor is based on the hinged design of the clam.. The clamshell form factor is most closely associated with the cell phone market, as Motorola used to have a trademark on the term "flip phone", [1] but the term "flip phone" has become genericized to be used more frequently than "clamshell" in colloquial speech.
A foldable smartphone (also known as a foldable phone or simply foldable) is a smartphone with a folding form factor. It is reminiscent of the clamshell (or "flip phone") design of many earlier feature phones. [1] [2] Some variants of the concept use multiple touchscreen panels on a hinge, while other designs utilise a flexible display.
The StarTAC is a series of mobile phones released by Motorola starting in 1996. It is the successor of the MicroTAC, a semi-clamshell design first launched in 1989. [2] Whereas the MicroTAC's flip folded down from below the keypad, the StarTAC folded up from above the display.
The Motorola MicroTAC is a cellular phone first manufactured as an analog version in 1989. GSM-compatible and TDMA/Dual-Mode versions were introduced in 1994. The MicroTAC introduced a new "flip" design, where the "mouthpiece" folded over the keypad, although on later production the "mouthpiece" was actually located in the base of the phone, along with the ringer.
Price: Traditional flip phones run anywhere from $50 to around $200, plus the cost of a service plan (which can range from as little as $5 monthly on up to $25, depending on the carrier and plan ...
A man talks on his mobile phone while standing near a conventional telephone box, which stands empty. Enabling technology for mobile phones was first developed in the 1940s but it was not until the mid-1980s that they became widely available. By 2011, it was estimated in Britain that more calls were made using mobile phones than wired devices. [1]
There once was a time when flip phones and sidekicks were all the rave. During this period, brands such as Nokia, Motorola and Ericsson dominated the market, producing the latest in cutting-edge ...