• which also includes the standard and extended GSM-900 bands. DCS: Digital Cellular System PCS: Personal Communications Service A dual-band 900/1800 device...
    14 KB (1,114 words) - 19:39, 16 May 2024
  • network (PCN) is the European digital cellular mobile telephone network. The underlying standard is known as Digital Cellular System, which defines a variant...
    2 KB (238 words) - 05:23, 22 August 2023
  • Thumbnail for Cellular network
    (IS-95) Circuit Switched Data (CSD) Personal Handy-phone System (PHS) Personal Digital Cellular 3G networks: UMTS W-CDMA (air interface) TD-CDMA (air interface)...
    36 KB (4,627 words) - 18:24, 8 May 2024
  • Personal Digital Cellular (PDC) was a 2G mobile telecommunications standard used exclusively in Japan.[citation needed] After a peak of nearly 80 million...
    4 KB (537 words) - 22:55, 25 April 2024
  • wireless data communications systems, typically incorporating digital technology, providing services similar to advanced cellular mobile or paging services...
    11 KB (1,086 words) - 03:57, 23 January 2024
  • 1G (redirect from Analog cellular network)
    these two mobile cellular generations is that the audio transmissions of 1G networks were analog, while 2G networks were entirely digital. There were many...
    8 KB (878 words) - 06:47, 7 April 2024
  • Thumbnail for Cellular automaton
    A cellular automaton (pl. cellular automata, abbrev. CA) is a discrete model of computation studied in automata theory. Cellular automata are also called...
    62 KB (7,622 words) - 04:05, 6 July 2024
  • Thumbnail for SMS
    SMS (redirect from Short message system)
    possible service for the new digital cellular system. In GSM document "Services and Facilities to be provided in the GSM System," both mobile-originated and...
    68 KB (7,403 words) - 06:33, 14 July 2024
  • Thumbnail for Advanced Mobile Phone System
    term "cellular" because of its use of small hexagonal "cells" within a system. AMPS suffered from many weaknesses compared to today's digital technologies...
    32 KB (2,713 words) - 16:53, 10 March 2024
  • processing Digital Cellular System, a mobile communications-based PCS network used outside of the U.S. Digital Command System, a model railroad system by MTH...
    5 KB (682 words) - 23:44, 5 May 2024
  • Thumbnail for Digital electronics
    signals used in new cellular standards. Many useful digital systems must translate from continuous analog signals to discrete digital signals. This causes...
    44 KB (5,660 words) - 15:23, 10 July 2024
  • Thumbnail for Computer
    Computer (redirect from Digital computer)
    computing resources into cellular mobile phones by the early 2000s. These smartphones and tablets run on a variety of operating systems and recently became...
    136 KB (13,745 words) - 03:28, 28 June 2024
  • Using IS-54, a cellular carrier could convert any of its system's analog voice channels to digital. A dual mode phone uses digital channels where available...
    18 KB (2,664 words) - 13:05, 2 May 2024
  • 2G (category Wireless communication systems)
    digital, though both systems use digital signaling to connect cellular radio towers to the rest of the mobile network system. 2G was superseded by 3G technology...
    47 KB (2,925 words) - 15:08, 2 July 2024
  • Thumbnail for GSM
    Institute (ETSI) to describe the protocols for second-generation (2G) digital cellular networks used by mobile devices such as mobile phones and tablets....
    40 KB (4,571 words) - 03:18, 4 July 2024
  • Originally 2G networks were voice centric or even voice only digital cellular systems (as opposed to the analog 1G networks). Typical 2G standards include...
    13 KB (1,297 words) - 16:58, 11 May 2023
  • Cellular Digital Packet Data (CDPD) is an obsolete wide-area mobile data service which used unused bandwidth normally used by Advanced Mobile Phone System...
    5 KB (699 words) - 22:57, 25 April 2024
  • in radar jamming, although applications in cellular communications are becoming more common. A DRFM system is designed to digitize an incoming RF input...
    4 KB (555 words) - 10:00, 30 December 2023
  • analog AMPS standard that used the cellular band (800 MHz) was replaced by a number of digital systems. Initially, systems based upon the AMPS mobile phone...
    5 KB (647 words) - 18:15, 25 April 2022
  • provide interference protection via guard bands. By comparison, TDMA Cellular (Digital AMPS) is licensed in blocks of 30 kHz channels, but each emission...
    13 KB (1,514 words) - 23:48, 4 May 2024
  • Thumbnail for Cell site
    Cell site (redirect from Cellular tower)
    source needed] Multiple cellular providers often save money by mounting their antennas on a common shared mast; since separate systems use different frequencies...
    29 KB (3,420 words) - 18:08, 7 July 2024
  • Thumbnail for Mobile phone
    available handheld mobile phone. In 1991, the second-generation (2G) digital cellular technology was launched in Finland by Radiolinja on the GSM standard...
    79 KB (9,100 words) - 10:04, 14 July 2024
  • Philippines, Inc., doing business as Sun Cellular (or simply known as Sun), was a wholly owned subsidiary of Digital Telecommunications Philippines (Digitel)...
    7 KB (646 words) - 06:07, 13 July 2024
  • Cellular V2X (C-V2X) is an umbrella term that comprises all 3rd Generation Partnership Project (3GPP) V2X technologies for connected mobility and self-driving...
    15 KB (1,564 words) - 05:23, 15 July 2024
  • Thumbnail for Cellular organizational structure
    non-biological entity with a cellular organizational structure (also known as a cellular organization, cellular system, nodal organization, nodal structure...
    9 KB (924 words) - 18:49, 29 November 2022
  • channel access protocol). The link spectral efficiency of a digital communication system is measured in bit/s/Hz, or, less frequently but unambiguously...
    25 KB (2,139 words) - 15:49, 10 July 2024
  • headquartered in West Point, Georgia, United States that provided analog cellular and digital PCS mobile communications services in the Southeastern United States...
    5 KB (439 words) - 00:02, 5 May 2023
  • Vanguard Cellular Systems, Inc. was a mobile phone carrier with headquarters in Greensboro, North Carolina. It was the largest independent non-wireline...
    3 KB (348 words) - 06:52, 4 November 2022
  • concepts, technology, systems and standards, 1994. US Black Engineer of the Year for best Technical Contributions in Digital Cellular and Microcellular Technology...
    17 KB (1,857 words) - 00:06, 2 May 2024
  • In computer science and machine learning, cellular neural networks (CNN) or cellular nonlinear networks (CNN) are a parallel computing paradigm similar...
    72 KB (10,029 words) - 11:52, 25 May 2024