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Two decades of evolution of mobile phones, from a 1992 Motorola DynaTAC 8000X to the 2014 iPhone 6 Plus. A mobile phone, or cell phone, [a] 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).
The name is derived from the rough resemblance to a chocolate bar in size and shape. This form factor is widely used by a variety of manufacturers, such as Nokia and Sony Ericsson . Bar-type smartphones commonly have the screen and keypad on a single face.
The degree of integration between phones and carriers, unique phone features, non-standardized platforms, and tailoring to Japanese culture made it difficult for Japanese manufacturers to export their phones, especially when demand was so high in Japan that the companies did not feel the need to look elsewhere for additional profits.
Huawei Technologies' new high-end smartphone contains more China-made chip components than previous models in a sign of Beijing's advances in the semiconductor sphere, according to research firm ...
An Intel Pentium Mobile, clocked at 300 MHz (1998). A mobile processor is a microprocessor designed for mobile devices such as laptops and cell phones.. A CPU chip is designed for portable computers to run fanless, under 10 to 15W, which is cool enough without a fan. [1]
An old rotary dial telephone AT&T push button telephone made by Western Electric, model 2500 DMG black, 1980. A telephone, colloquially referred to as a phone, is a telecommunications device that enables two or more users to conduct a conversation when they are too far apart to be easily heard directly.
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.
The International Mobile Equipment Identity (IMEI) [1] is a numeric identifier, usually unique, [2] [3] for 3GPP and iDEN mobile phones, as well as some satellite phones. It is usually found printed inside the battery compartment of the phone but can also be displayed on-screen on most phones by entering the MMI Supplementary Service code *#06 ...