• Thumbnail for UMTS
    networks based on the GSM standard. UMTS uses wideband code-division multiple access (W-CDMA) radio access technology to offer greater spectral efficiency...
    71 KB (8,956 words) - 21:56, 14 June 2025
  • Thumbnail for Code-division multiple access
    Code-division multiple access (CDMA) is a channel access method used by various radio communication technologies. CDMA is an example of multiple access...
    36 KB (4,745 words) - 05:38, 11 June 2025
  • Thumbnail for Wavelength-division multiplexing
    Arrayed waveguide grating – Optical multiplexer component Code-division multiple access – Channel access method used by various radio communication technologies...
    44 KB (4,074 words) - 01:36, 31 May 2025
  • Thumbnail for Beamforming
    throughput. Passive mode: (almost) non-standardized solutions Wideband code division multiple access (WCDMA) supports direction of arrival (DOA) based beamforming...
    22 KB (3,019 words) - 23:46, 22 May 2025
  • Ultra-wideband (UWB, ultra wideband, ultra-wide band and ultraband) is a radio technology that can use a very low energy level for short-range, high-bandwidth...
    36 KB (3,548 words) - 08:49, 25 May 2025
  • Thumbnail for Orthogonal frequency-division multiplexing
    popular scheme for wideband digital communication, used in applications such as digital television and audio broadcasting, DSL internet access, wireless networks...
    88 KB (11,274 words) - 10:03, 25 May 2025
  • Thumbnail for Bell Labs
    Park in Yokosuka, Japan for developing a third generation Wideband Code Division Multiple Access cellular system (W-CDMA.) In 1997, the smallest then-practical...
    116 KB (12,238 words) - 05:30, 11 June 2025
  • Thumbnail for Mobile User Objective System
    communications during the transition to MUOS, and the advanced MUOS Wideband Code Division Multiple Access (WCDMA) capability, according to Naval Information Warfare...
    19 KB (1,989 words) - 12:42, 30 April 2025
  • Thumbnail for Mobile technology
    Mobile technology (category Pages using multiple image with auto scaled images)
    W-CDMA: Wideband Code Division Multiple Access UMTS: Universal Mobile Telecommunications System FOMA: Freedom of Mobile Multimedia Access CDMA2000 1xEV:...
    45 KB (6,153 words) - 01:07, 24 March 2025
  • future global market growth and third generation W-CDMA (Wideband Code-Division Multiple Access) innovation. Expansion was evident with minicell lines for...
    67 KB (6,349 words) - 02:24, 25 May 2025
  • Thumbnail for 3G
    original and most widespread radio interface is called W-CDMA (Wideband Code Division Multiple Access). The TD-SCDMA radio interface was commercialized in 2009...
    110 KB (8,176 words) - 17:48, 13 June 2025
  • Thumbnail for MIMO
    enable more aggressive frequency reuse in the early 1990s. Space-division multiple access (SDMA) uses directional or smart antennas to communicate on the...
    67 KB (9,690 words) - 02:40, 8 June 2025
  • phone to connect to the Internet. Technologies: WCDMA (Wideband Code Division Multiple Access or "UMTS"), CDMA 2000, CDMA TDD. Availability: LTE/3G available...
    17 KB (1,745 words) - 23:26, 9 June 2025
  • List of CDMA terminology (category Code division multiple access)
    Location Register WIN – Wireless Intelligent Network WCDMA – Wideband Code Division Multiple Access X0 Records – See CIBER X2 Records – See CIBER CDMA Development...
    14 KB (1,116 words) - 18:22, 9 February 2024
  • Thumbnail for Cellular network
    multiplexing and access schemes: frequency-division multiple access (FDMA), time-division multiple access (TDMA), code-division multiple access (CDMA), and...
    46 KB (5,539 words) - 12:55, 23 May 2025
  • Thumbnail for DECT
    scalable 16-bit narrowband, wideband, super wideband, fullband, and 24-bit high-resolution fullband and ultra-band coding, with sample rates of 8, 16...
    53 KB (6,227 words) - 18:13, 4 April 2025
  • Thumbnail for Spread spectrum
    Spread spectrum (category Channel access methods)
    rake receiver. Multiple access capability, known as code-division multiple access (CDMA) or code-division multiplexing (CDM). Multiple users can transmit...
    16 KB (1,934 words) - 23:57, 15 September 2024
  • Thumbnail for Evolution-Data Optimized
    Evolution-Data Optimized (category Code division multiple access)
    advanced multiplexing techniques including code-division multiple access (CDMA) as well as time-division multiplexing (TDM) to maximize throughput. It...
    25 KB (2,769 words) - 15:12, 7 May 2025
  • Selectable Mode Vocoder (category Code division multiple access)
    operation that are selected based on input speech characteristics. The SMV for Wideband CDMA is based on 4 codecs: full rate at 8.5 kbit/s, half rate at 4 kbit/s...
    3 KB (396 words) - 00:53, 20 January 2025
  • Thumbnail for Jawad Salehi
    Communications Systems Group and co-director of Advanced and Wideband Code Division Multiple Access (CDMA) Laboratory at Iran Telecom Research Center (ITRC)...
    10 KB (879 words) - 15:41, 24 December 2024
  • Thumbnail for Broadband
    meaning similar to "wideband", or in the context of audio noise reduction systems, where it indicated a single-band rather than a multiple-audio-band system...
    38 KB (3,838 words) - 04:57, 12 March 2025
  • radio ranging and communications. Dispersion-code Multiple Access (DCMA): Dispersion Code Multiple Access (DCMA) is an innovative patented communication...
    20 KB (2,651 words) - 20:52, 27 May 2025
  • Thumbnail for Frequency-hopping spread spectrum
    a code known to both transmitter and receiver. FHSS is used to avoid interference, to prevent eavesdropping, and to enable code-division multiple access...
    15 KB (1,921 words) - 04:34, 26 May 2025
  • Thumbnail for Access control
    energy or Ultra-wideband (UWB) can also communicate user credentials to readers for system or building access. Components of an access control system include:...
    50 KB (6,265 words) - 00:59, 24 May 2025
  • Thumbnail for Satellite Internet access
    several types of two-way satellite Internet services, including time-division multiple access (TDMA) and single channel per carrier (SCPC). Two-way systems can...
    70 KB (8,429 words) - 23:15, 2 June 2025
  • Thumbnail for Fading
    modulation schemes such as orthogonal frequency-division multiplexing (OFDM) and code-division multiple access (CDMA) are well-suited to employing frequency...
    16 KB (2,023 words) - 17:41, 13 September 2024
  • Thumbnail for 4G
    Zaghloul and Michel Fattouche invented wideband orthogonal frequency-division multiplexing (WOFDM), the basis for wideband wireless communication applications...
    62 KB (6,532 words) - 00:14, 24 May 2025
  • leading to further advancements in amateur radio. M17 uses Frequency-Division Multiple Access (FDMA) technology in which different communication streams are...
    11 KB (1,059 words) - 07:05, 20 May 2025
  • Thumbnail for Wi-Fi hotspot
    Wi-Fi hotspot (category Wireless access points)
    A hotspot is a physical location where people can obtain Internet access, typically using Wi-Fi technology, via a wireless local-area network (WLAN) using...
    26 KB (2,776 words) - 02:51, 8 June 2025
  • Thumbnail for Time-hopping
    Time-hopping (category Channel access methods)
    hybrid TDMA (time division multiple access). Spread spectrum Frequency-hopping spread spectrum Direct-sequence spread spectrum Ultra-wideband Frenzel, Louis...
    2 KB (193 words) - 12:49, 25 June 2024