Search results
Results From The WOW.Com Content Network
Rugged smartphone. A rugged smartphone is a specific type of toughened smartphone which is designed to be completely sealed within a durable housing to protect it against damage from water, shock, dust, and vibration. [1] [2] [3] Rugged smartphones are designed to survive extreme weather and temperatures, accidental damage, and rough handling ...
Body (when worn): 0.558 W/kg. The Samsung SCH-u470, or Juke and Verizon Wireless Juke, is a mobile phone offered exclusively by Verizon Wireless. It was announced on 2 October 2007, and released that same year on Q4 in three colors: red, teal, and navy (blue). [1] The phone is a music player when closed, and can be swiveled for use of the ...
PrimeCo Personal Communications, L.P. (later known as Chicago 20 MHz, LLC [1]) was a joint venture of Bell Atlantic, Nynex, US West and AirTouch Communications, and was the first wireless telecommunications provider to turn up CDMA service on the PCS (1900-MHz) band in November 1996. [2] When the company was founded, it had its headquarters in ...
The LG enV3 is a mobile phone built by LG Electronics, and released from Verizon Wireless in the United States and Telus Mobility in Canada (as the Keybo 2 ). It succeeded the LG enV2. Along with a slimmer design, the enV3 also boasts a full keyboard, a 2.6-inch screen and a 3.0-megapixel camera. In addition to standard phone and text messaging ...
Since at least the 1990s, scientists have researched whether the now-ubiquitous radiation associated with mobile phone antennas or cell phone towers is affecting human health. [1] Mobile phone networks use various bands of RF radiation, some of which overlap with the microwave range. Other digital wireless systems, such as data communication ...
July 12, 2024 at 10:37 AM. Roy Rochlin/Getty Images. AT&T is reporting it was the victim of what is likely one of the largest data breaches of the year, as hackers obtained phone call and text ...
GSM uses TDMA and FDMA for user and cell separation. UMTS, IS-95 and CDMA-2000 use CDMA. WiMAX and LTE use OFDM . Time-division multiple access (TDMA) provides multiuser access by chopping up the channel into sequential time slices. Each user of the channel takes turns to transmit and receive signals.
Cellular One is the trademarked brand name that licenses services (radio frequencies for telecommunications) used by several cellular service providers in the United States. The brand was sold to Trilogy Partners by AT&T in 2008 shortly after AT&T had completed its acquisition of Dobson Communications. Cellular One was originally the trade name ...