who made phones
Alexander Graham Bell
People also ask
Who invented the first cell phone?
Dr. Martin Cooper, a former general manager for the systems division at Motorola, is considered the inventor of the first modern portable handset. In fact, Cooper made the first call on a portable cell phone in April 1973 to his rival, Joel Engel, who served as Bell Labs head of research.
What year did cell phones come out to the public?
Q: What Year Did Cell Phones Come Out To The Public? Motorola released the first 鈥渕obile phone鈥?in 1973 but it wasn鈥檛 until 1983 that the company鈥檚 first proper mobile phone hit markets. The first phone, launched in 1973, was what is now called a 0G phone; it had no connectivity and was essentially a two-way radio system.
What is the technology of a cell phone?
Technology. A cell phone combines technologies, mainly telephone, radio, and computer.Most also have a digital camera inside.. Cell phones work as two-way radios.They send electromagnetic microwaves from base station to base station. The waves are sent through antennas.This is called wireless communication.
What is a mobile phone?
A mobile phone (also known as a hand phone, cell phone, or cellular telephone) is a small portable radio telephone . The mobile phone can be used to communicate over long distances without wires. It works by communicating with a nearby base station (also called a cell site) which connects it to the main phone network.
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