For you, a cell phone is probably just a device that you and your friends use to keep in touch with family and friends, take pictures, play games, or send text message. The definition of a cell phone is more specific: it is a hand- held wireless communication device that sends and receives signals by way of small special areas called cells.In 1973, an electronic company called Motorola hired Martin Cooper to work on wireless communication. Motorola and Bell Laboratories ( now AT& T) were in a race to invent the first portable communication device. Martin Cooper won the race and became the inventor of the cell phone.On April 3, 1973, Cooper made the first cell phone call to his opponent at AT& T while walking down the streets of New York City.People on the sidewalks gazed at Cooper in amazement as he walked down the street talking on his cellular phone .Cooper's phone was called a Motorola Dyna-tac. .
What is a cell phone ? -->.................................................................................
2.Who invented the cell phone ? -->
3.When did the first cell phone call Cooper made ? -->
4.Did Motorola or Bell Laboratories win in the race to invent the first cell phone ? -->