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WhatsApp (officially WhatsApp Messenger) is an instant messaging (IM) and voice-over-IP (VoIP) service owned by technology conglomerate Meta. [14] It allows users to send text, voice messages and video messages, [15] make voice and video calls, and share images, documents, user locations, and other content.
Timeline of WhatsApp. The following is a timeline of WhatsApp, a proprietary cross-platform, encrypted, instant messaging client for smartphones. [1] Jan Koum incorporates WhatsApp in USA. [2] WhatsApp 2.0 is released on the App Store for the iPhone. [3]
Enhanced Voice Services (EVS) is a superwideband speech audio coding standard that was developed for VoLTE and VoNR.It offers up to 20 kHz audio bandwidth and has high robustness to delay jitter and packet losses due to its channel aware coding [1] and improved packet loss concealment. [2]
The companies involved in launching it were: operators Orange, Telecom Italia, Telefonica and TeleSonera, network vendors Ericsson and Nokia Siemens Networks, and device vendors Nokia, Sony Ericsson and Samsung. [33] The steering committee specified the definition, testing, and integration of the services in the application suite. [34] [35] [36]
Mobile phone. A mobile phone or cell phone[a] is a portable telephone that can make and receive calls over a radio frequency link while the user is moving within a telephone service area, as opposed to a fixed-location phone (landline phone). The radio frequency link establishes a connection to the switching systems of a mobile phone operator ...
The Nokia 808 PureView features a 41 MP 1/1.2 in (10.67 × 8 mm) sensor and a high-resolution f/2.4 Zeiss all-aspherical 1-group lens. The 808's sensor was the largest (over 4 times larger than typical compact cameras ) sensor ever to be used in a cameraphone at the time of its launch, a record previously held by Nokia's N8 [ 6 ] and, as of ...
Samsung Galaxy S III. The Samsung Galaxy S III (unofficially known as the Samsung Galaxy S3) is an Android smartphone designed, developed, and marketed by Samsung Electronics. Launched in 2012, it had sold more than 80 million units overall, making it the most sold phone in the S series. [5] It is the third smartphone in the Samsung Galaxy S ...
Throughout the early 2010s, sales for PCs declined in favor of tablet computers and laptop convertibles; [9] in 2012, tablet and smartphone sales overtook netbooks and Samsung overtook Nokia for the first time as the largest mobile phone maker in the world; [10] [11] in 2013 in developed countries, smartphone sales surpassed feature phones. [12]