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Bar-type smartphones commonly have the screen and keypad on a single face. Sony had a well-known 'Mars Bar' phone model CM-H333 in 1993 that was longer and thinner than the typical bar phone. [2] Bar phones without a full keyboard tend to have a 3×4 numerical keypad; text is often generated on such systems using the Text on 9 keys algorithm.
People have often stopped wearing wristwatches in favor of checking the time on their smartphones, and many use the clock features on their phones in place of alarm clocks. [312] Mobile phones can also be used as a digital note taking, text editing and memorandum device whose computerization facilitates searching of entries.
A notification LED on a smartphone. A Notification LED is a small RGB or monochrome LED light usually present on the front-facing screen bezel (display side) of smartphones and feature phones whose purpose is to blink or pulse to notify the phone user of missed calls, incoming SMS messages, notifications from other apps, low battery warning, etc., and optionally to facilitate locating the ...
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 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.
Key pad of a Nokia 3720. Besides the number keypad and buttons for accepting and declining calls (typically from left to right and coloured green and red respectively), button mobile phones commonly feature two option keys, one to the left and one to the right, and a four-directional D-pad which may feature a center button which acts in resemblance to an "Enter" and "OK" button.
On a cell phone or tablet, it is the back surface that frames the LCD screen. [5] The word may also refer to a bezel setting for a stone, which is a general term for a setting holding the stone in place with a raised metal rim for the stone, the rim's lip encircling and overlapping the edges of the stone, thus holding it in place. [6]
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).