iPhone is a mobile device designed and marketed by Apple Inc which has the right to use Apple’s IOS operating mobile system. Apple’s co founder Steve jobs announced the first generation iPhone in January 9, 2007. Since then Apple’s new models of iPhone and IOS updates annually has been releasing. Till November, 2018, after nearly 11 years of First generation invention, more than 2.2 billion iPhone has been sold world wide. Development of iPhone began in 2004 and then apple started to gather 1000 employees (including Jonathan Ive, the designer behind the iMac and iPod) and they were working on the highly confidential “Project Purple”. According to the CEO of Apple, Steve Jobs “i” word in iphone stands for internet, individual, instruct, inform, and inspire. Apple got the liberty to develop the iPhone’s hardware and software in-house from Cingular and paid apple a fraction of its monthly service revenue.
iPhone got unveiled in public by Jobs on January 9,2007. at the Mac world 2007 convention at the Moscon center in San Francisco. iPhone has been created during a secretive collaboration with Cingular Wireless. the iPhone 3G in twenty-two countries, including the original six had been released on July 11, 2008 in upwards of eighty countries and territories. iPhone 3GS had been announced in June 8, 2009 along with plans to release it later in June, July, and August, starting with the US, Canada and major European countries on June 19. Many would-be users objected to the iPhone’s cost.
The back of the original first-generation iPhone was designed of aluminum with a black plastic accent. The iPhone 3G and 3GS feature a full plastic back to increase the strength of the GSM signal and was available in 8 GB and 16 GB model in black or White.
The iPhone is designed with a multi touch screen with a virtual keyboard which connects to Cellular networks or Wi-Fi and can make calls being a smartphone, browse the web, take pictures, make videos, play music, send and receive text or email. Some more features have been added to iPhone like larger screen, shooting video, waterproofing, and the ability to install third-party mobile apps through an app store, as well as accessibility support.
Nowadays more expensive iPhone models have switched to a nearly bezel less front screen design with app switching activated by gesture recognition. But up to 2017, a layout with a single button on the front panel that returns the user to the home screen was used in the iPhones. As “revolutionary” and a “game-changer”, the first generation iPhone by Apple Inc. gained popularity for the mobile phone industry and subsequent models have also garnered praise