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  2. PageNet - Wikipedia

    en.wikipedia.org/wiki/PageNet

    PageNet. PageNet , also known as Paging Network, Inc., was founded in 1981 by entrepreneur George Perrin and ceased in 1999. The company grew to become the largest wireless messaging company in the world, with more than 10 million pagers in service, and $1 billion in revenues, before the paging industry's rapid decline in the late 1990s.

  3. Pager - Wikipedia

    en.wikipedia.org/wiki/Pager

    These devices receive text messages, often through email or direct connection to the paging system. The sender must enter a message, either numeric and push # or, text & push # or a verbal message. The pager does not automatically record the sender's number; the pager will beep but no message can be seen or heard if none has been entered. Response

  4. ERMES - Wikipedia

    en.wikipedia.org/wiki/ERMES

    ERMES (European Radio Messaging System or Enhanced Radio Messaging System) was a pan-European radio paging system. Technical specification [ edit ] In 1990, the European Telecommunications Standard Institute ( ETSI ) developed the European Telecommunications Standard ETS 300 133 for ERMES operating in the frequency band 169.4125-169.8125 MHz.

  5. Wireless telegraphy - Wikipedia

    en.wikipedia.org/wiki/Wireless_telegraphy

    Wireless telegraphy. A US Army Signal Corps radio operator in 1943 in New Guinea transmitting by radiotelegraphy. Wireless telegraphy or radiotelegraphy is transmission of text messages by radio waves, analogous to electrical telegraphy using cables. [1] [2] Before about 1910, the term wireless telegraphy was also used for other experimental ...

  6. Operator messaging - Wikipedia

    en.wikipedia.org/wiki/Operator_messaging

    It is a service that consists of live operators who answer incoming calls and input the callers' messages on a computer, then transmit the message using the Telocator Alphanumeric Protocol to the paging provider's radio towers. Alphanumeric pagers receive the messages in the form of words and numbers. Messages are sequentially numbered and ...

  7. Internet messaging platform - Wikipedia

    en.wikipedia.org/wiki/Internet_messaging_platform

    An Internet messaging platform is any system on the Internet that exchanges messages for the purpose of human communications. Messaging platforms are considered one of few key Internet infrastructure elements. What used to be only referred to as email and IM has evolved into a complex multi-media email, instant messaging, and related fixed and ...

  8. Personal Communications Service - Wikipedia

    en.wikipedia.org/wiki/Personal_Communications...

    Personal Communications Services (PCS) A new generation of wireless-phone technology that introduces a range of features and services surpassing those available in analog- and digital-cellular phone systems. PCS provides the user with an all-in-one wireless phone, paging, messaging, and data service.

  9. Enterprise messaging system - Wikipedia

    en.wikipedia.org/wiki/Enterprise_messaging_system

    An enterprise messaging system ( EMS) or messaging system in brief [1] is a set of published enterprise-wide standards that allows organizations to send semantically precise messages between computer systems. EMS systems promote loosely coupled architectures that allow changes in the formats of messages to have minimum impact on message ...

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