A cellular phone, also known as a cell phone, was a portable communications device used by Humans in the 20th and 21st centuries.
In 1996, four officers from the USS Voyager, Kathryn Janeway, Chakotay, Tom Paris and Tuvok were walking near the Santa Monica pier, when Janeway's combadge beeped and many people near them thought their cellular phones were ringing. (VOY: "Future's End")
In 2024, Detective Preston of the SFPD talked on a cellular phone to the Governor of California, Robert Chen on the state of the Bell Riots. While talking, Chen advised her to move in with a SWAT team. (DS9: "Past Tense, Part II")
Background
Dr. Martin Cooper, inventor of the modern mobile phone, credits the TOS communicator as being his inspiration for the technology.[1]