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  2. Enhanced Messaging Service - Wikipedia

    en.wikipedia.org/wiki/Enhanced_Messaging_Service

    Enhanced Messaging Service ( EMS) was a cross-industry collaboration between magic4, Ericsson, Motorola, Siemens and Alcatel among others, which provided an application-level extension to Short Message Service (SMS) for cellular phones available on GSM, TDMA and CDMA networks. EMS was an intermediate technology, between SMS and MMS, providing ...

  3. Signalling System No. 7 - Wikipedia

    en.wikipedia.org/wiki/Signalling_System_No._7

    The protocol also performs number translation, local number portability, prepaid billing, Short Message Service (SMS), and other services. The protocol was introduced in the Bell System in the United States by the name Common Channel Interoffice Signaling in the 1970s for signalling between No. 4ESS switch and No. 4A crossbar toll offices.

  4. Short Message Service technical realisation (GSM) - Wikipedia

    en.wikipedia.org/wiki/Short_Message_Service...

    The Interworking MSC of the SMSC, on receipt of the MAP mo-ForwardSM message, passes the SMS-PP [2] Application Protocol Data Unit (APDU) containing the text message to the actual Service Centre (SC) of the SMSC for storing, and subsequent "forwarding" (delivery) to the destination address and the SC returns an acknowledgement indicating ...

  5. Rich Communication Services - Wikipedia

    en.wikipedia.org/wiki/Rich_Communication_Services

    Website. www .gsma .com /futurenetworks /rcs /. Rich Communication Services ( RCS) is a communication protocol standard for instant messaging, primarily for mobile phones, developed and defined by the GSM Association ( GSMA ). It aims to be a replacement of SMS and MMS on cellular networks with a communication system that is richer and modern.

  6. Text messaging - Wikipedia

    en.wikipedia.org/wiki/Text_messaging

    The word "lol" sent via iMessage. Text messaging, or texting, is the act of composing and sending electronic messages, typically consisting of alphabetic and numeric characters, between two or more users of mobile phones, desktops / laptops, or another type of compatible computer. Text messages may be sent over a cellular network or may also be ...

  7. FrontlineSMS - Wikipedia

    en.wikipedia.org/wiki/FrontlineSMS

    FrontlineSMS enables users to connect a range of mobile devices to a computer to send and receive SMS text messages. The software works without an internet connection by connecting a device such as a cell phone or GSM modem with a local phone number. FrontlineSMS can send and receive messages, group contacts, respond to messages, and trigger ...

  8. User Data Header - Wikipedia

    en.wikipedia.org/wiki/User_Data_Header

    User Data Header. User Data Header ( UDH) is a binary structure which may be present at the start of a short message in the Short Message Service in GSM. It does not contain any text, but it specifies how the message should be formatted and processed. UDH can be used to form Concatenated SMS, to enrich the content of the message with colors ...

  9. Puerto Rico sues former officials accused of corruption to ...

    www.aol.com/news/puerto-rico-sues-former...

    Puerto Rico’s Justice Department announced Tuesday that it is suing at least 30 ex-government officials accused of corruption to recover more than $30 million in public funds. Among those sued ...