https://padlet.com/giovanagodoy/ymsuxyei6m4pgojs This is a timeline of telephone history en-us 2021-09-13 17:04:27 UTC 2025-04-24 12:46:43 UTC hello@padlet.com https://padlet.net/icons/png/260e.png giovanagodoy https://padlet.com/giovanagodoy/ymsuxyei6m4pgojs/wish/1736895322 The first telephone was created by Alexander Graham Bell, he filed the first invention patent in March 1876, hours before another scholar, Elisha Gray. The invention of the telephone was said to have occurred accidentally to improve telegraph transmissions, which have very similar structural concepts.]]> 2021-09-13 17:31:18 UTC https://padlet.com/giovanagodoy/ymsuxyei6m4pgojs/wish/1736895322 giovanagodoy https://padlet.com/giovanagodoy/ymsuxyei6m4pgojs/wish/1736935683 Shaped like a "candlestick", this telephone worked by using a crank, where the signal was sent to an operator, who completed the call.]]> 2021-09-13 17:44:06 UTC https://padlet.com/giovanagodoy/ymsuxyei6m4pgojs/wish/1736935683 giovanagodoy https://padlet.com/giovanagodoy/ymsuxyei6m4pgojs/wish/1736942393 The classic telephone model was developed, where a ring was turned to dial the desired number. To this day, some homes still have this device, either for making calls or as a decorative feature.]]> 2021-09-13 17:46:21 UTC https://padlet.com/giovanagodoy/ymsuxyei6m4pgojs/wish/1736942393 giovanagodoy https://padlet.com/giovanagodoy/ymsuxyei6m4pgojs/wish/1736957431 In the year 1965 the first "flip" telephone model was created. There were still no buttons on it, and it was also necessary to turn the ring to dial.]]> 2021-09-13 17:51:05 UTC https://padlet.com/giovanagodoy/ymsuxyei6m4pgojs/wish/1736957431 giovanagodoy https://padlet.com/giovanagodoy/ymsuxyei6m4pgojs/wish/1736962339 Landline telephones with buttons for making calls appear. Although it is an old model, it is still widely used, both at home and in commercial environments.]]> 2021-09-13 17:52:39 UTC https://padlet.com/giovanagodoy/ymsuxyei6m4pgojs/wish/1736962339 giovanagodoy https://padlet.com/giovanagodoy/ymsuxyei6m4pgojs/wish/1736972959 The wireless telephone is created, a real technological leap for the time, allowing users to walk within a certain radius while talking on the phone. This device works by means of a base, connected to an outlet and a telephone connection.]]> 2021-09-13 17:56:18 UTC https://padlet.com/giovanagodoy/ymsuxyei6m4pgojs/wish/1736972959 giovanagodoy https://padlet.com/giovanagodoy/ymsuxyei6m4pgojs/wish/1736975623 In the early 1990s Motorola launched Brazil's first cell phone model. This device already had a display to see the numbers entered. It became known as "tijolão" (big brick) because of its large size.]]> 2021-09-13 17:57:11 UTC https://padlet.com/giovanagodoy/ymsuxyei6m4pgojs/wish/1736975623 giovanagodoy https://padlet.com/giovanagodoy/ymsuxyei6m4pgojs/wish/1736978633 In the 2000s, cell phones with colorful displays and differentiated designs appear. In fact, in 2002 they gain an extra accessory: the digital camera.]]> 2021-09-13 17:58:21 UTC https://padlet.com/giovanagodoy/ymsuxyei6m4pgojs/wish/1736978633 giovanagodoy https://padlet.com/giovanagodoy/ymsuxyei6m4pgojs/wish/1736981634 In this year, the first cell phone models with the ability to store music files (MP3) are launched.]]> 2021-09-13 17:59:27 UTC https://padlet.com/giovanagodoy/ymsuxyei6m4pgojs/wish/1736981634 giovanagodoy https://padlet.com/giovanagodoy/ymsuxyei6m4pgojs/wish/1736990160 We reach the year in which Apple revolutionizes the cell phone market and launches the iPhone, a touchscreen device, its own operating system, and which allows applications to run.The first smartphone is born.]]> 2021-09-13 18:02:28 UTC https://padlet.com/giovanagodoy/ymsuxyei6m4pgojs/wish/1736990160 giovanagodoy https://padlet.com/giovanagodoy/ymsuxyei6m4pgojs/wish/1736995047 Smartphones with QWERTY keyboards, which are a version of a computer keyboard, compressed to the size of a cell phone, are starting to be produced.]]> 2021-09-13 18:04:12 UTC https://padlet.com/giovanagodoy/ymsuxyei6m4pgojs/wish/1736995047 giovanagodoy https://padlet.com/giovanagodoy/ymsuxyei6m4pgojs/wish/1736996162 New smartphone models are launched with unique operating systems and numerous applications. In addition, most cell phones now support internet connection and pictures taken with the camera have better definition.]]> 2021-09-13 18:04:37 UTC https://padlet.com/giovanagodoy/ymsuxyei6m4pgojs/wish/1736996162 giovanagodoy https://padlet.com/giovanagodoy/ymsuxyei6m4pgojs/wish/1737000381 Finally, we have the more current models where smartphones with a huge range of features.]]> 2021-09-13 18:06:02 UTC https://padlet.com/giovanagodoy/ymsuxyei6m4pgojs/wish/1737000381 giovanagodoy https://padlet.com/giovanagodoy/ymsuxyei6m4pgojs/wish/1742418145 2021-09-15 11:30:09 UTC https://padlet.com/giovanagodoy/ymsuxyei6m4pgojs/wish/1742418145 giovanagodoy https://padlet.com/giovanagodoy/ymsuxyei6m4pgojs/wish/1742479375 2021-09-15 12:02:30 UTC https://padlet.com/giovanagodoy/ymsuxyei6m4pgojs/wish/1742479375