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  2. Videotelephony - Wikipedia

    en.wikipedia.org/wiki/Videotelephony

    Videotelephony (also known as videoconferencing or video call) is the use of audio and video for real-time communication between people. [1] Videophones are standalone devices for video calling. Other devices like smartphones and computers are now capable of video calling. Videoconferencing implies the use of videotelephony for groups. [2]

  3. History of videotelephony - Wikipedia

    en.wikipedia.org/wiki/History_of_videotelephony

    After the transistor was invented at Bell Labs in 1948, an AT&T electrical engineer predicted: ... whenever a baby is born anywhere in the world, he is given at birth a ... telephone number for life [and] ... a watch-like device with ten little buttons on one side and a screen on the other ... when he wishes to talk with anyone in the world, he will pull out the device and [call] his friend.

  4. Voice over LTE - Wikipedia

    en.wikipedia.org/wiki/Voice_over_LTE

    Voice over LTE. Voice over LTE ( VoLTE) is an LTE high-speed wireless communication standard for voice calls using mobile phones and data terminals. [1] VoLTE has up to three times more voice and data capacity than older 3G UMTS and up to six times more than 2G GSM. It uses less bandwidth because VoLTE's packet headers are smaller than those of ...

  5. Telemedicine: The Benefits of Virtual Healthcare

    www.healthline.com/health/telemedicine

    Today, doctors provide telemedicine primarily with video calls. The internet makes these types of interactions easier. People can use a smartphone, tablet, computer, or another connectable device.

  6. Telemedicine: What Is Telemedicine? - WebMD

    www.webmd.com/covid/how-does-telemedicine-work

    Telemedicine is a general term that covers all of the ways you and your doctor can use technology to communicate without being in the same room. It can include: Phone calls or video chats where ...

  7. Restrictions on cell phone use while driving in the United ...

    en.wikipedia.org/wiki/Restrictions_on_cell_phone...

    totally prohibited. Use of phone to talk is allowed, but text or email by the driver while vehicle is operational on state roads is prohibited. An exception exists for using GPS, dialing a number to make a call, or reporting an emergency. As of January 1, 2021, all handheld use of a phone will be prohibited.

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