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2. Cell Broadcast - Wikipedia

   en.wikipedia.org/wiki/Cell_Broadcast

   Cell Broadcast (CB) is a method of simultaneously sending short messages to multiple mobile telephone users in a defined area. It is defined by the ETSI's GSM committee and 3GPP and is part of the 2G, 3G, 4G and 5G standards. [1] It is also known as Short Message Service-Cell Broadcast (SMS-CB or CB SMS). [2] [3]

3. Teletext - Wikipedia

   en.wikipedia.org/wiki/Teletext

   Teletext, or broadcast teletext, is a standard for displaying text and rudimentary graphics on suitably equipped television sets. [ 1 ] [ 2 ] Teletext sends data in the broadcast signal, hidden in the invisible vertical blanking interval area at the top and bottom of the screen. [ 3 ]

4. List of teletext services - Wikipedia

   en.wikipedia.org/wiki/List_of_teletext_services

   Teletext (or "broadcast teletext") is a television information retrieval service developed in the United Kingdom in the early 1970s. It offers a range of text-based information, typically including national, international and sporting news, weather and TV schedules.

5. SMS - Wikipedia

   en.wikipedia.org/wiki/SMS

   An SMS message written on a Motorola Razr V3. Short Message Service, commonly abbreviated as SMS, is a text messaging service component of most telephone, Internet and mobile device systems. It uses standardized communication protocols that let mobile phones exchange short text messages, typically transmitted over cellular networks.

6. World System Teletext - Wikipedia

   en.wikipedia.org/wiki/World_System_Teletext

   [9] [4] was first broadcast in 1994 by the bilingual French-German channel ARTE. With Level 2.5 it is possible to set a background colour and have higher resolution text and images. The system was adopted initially by ARTE, ARD, ZDF, Bayern 3 and SwissTXT. New features of Level 2.5 teletext: Multi-language support; Non-spacing attributes

7. 1seg - Wikipedia

   en.wikipedia.org/wiki/1seg

   Broadcast Markup Language (BML), is a data-transmission service allowing text to be displayed on a 1seg TV screen. The text contains news, sports, weather forecasts, emergency warnings such as Earthquake Early Warning, etc. free of charge. Further information can be found through links to content on websites, frequently those belonging to the ...