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A pager, also known as a beeper or bleeper, [1] is a wireless telecommunications device that receives and displays alphanumeric or voice messages. One-way pagers can only receive messages, while response pagers and two-way pagers can also acknowledge, reply to, and originate messages using an internal transmitter.
Cellphone surveillance (also known as cellphone spying) may involve tracking, bugging, monitoring, eavesdropping, and recording conversations and text messages on mobile phones. [1] It also encompasses the monitoring of people's movements, which can be tracked using mobile phone signals when phones are turned on.
Only the first 160 characters of an email message can be delivered to a phone, and only 160 characters can be sent from a phone. However, longer messages may be broken up into multiple texts, depending upon the telephone service provider. [88] [89] Text-enabled fixed-line handsets are required to receive messages in text format.
SMS language displayed on a mobile phone screen. Short Message Service language, textism, or textese [a] is the abbreviated language and slang commonly used in the late 1990s and early 2000s with mobile phone text messaging, and occasionally through Internet-based communication such as email and instant messaging.
As a comparison, a one-minute phone call uses up the same amount of network capacity as 600 text messages, [181] meaning that if the same cost-per-traffic formula were applied to phone calls, cell phone calls would cost $120 per minute. With service providers gaining more customers and expanding their capacity, their overhead costs should be ...
A direct-to-mobile gateway is a device that has built-in wireless GSM connectivity. It allows SMS text messages to be sent and/or received by email, from Web pages or from other software applications by acquiring a unique identifier from the mobile phone's Subscriber Identity Module, or "SIM card".
Another approach to reducing SMS spam that is offered by some carriers involves creating an alias address rather than using the cell phone's number as a text message address. Only messages sent to the alias are delivered; messages sent to the phone's number are discarded. A New York Times article provided detailed information on this in 2008. [27]
In 2003, the company acquired carrier-grade message delivery capabilities through the purchase of an SMSC from Comverse. [31] After stepping down in mid-2004, William "Chip" Hoffman handed the reins to then-Chairman Gary Cuccio, former Senior Executive with Pacific Telesis, and COO of the wildly successful [ citation needed ] Omnipoint Wireless.