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spreading code

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  • Code division multiple access — This article is about a channel access method. For the mobile phone technology referred to as CDMA, see IS 95 and CDMA2000. Multiplex techniques Circuit mode (constant bandwidth) TDM · FDM  …   Wikipedia

  • Multi-carrier code division multiple access — (MC CDMA) is a multiple access scheme used in OFDM based telecommunication systems, allowing the system to support multiple users at the same time. MC CDMA spreads each user symbol in the frequency domain. That is, each user symbol is carried… …   Wikipedia

  • Orthogonal variable spreading factor — (OVSF) is an implementation of Code division multiple access (CDMA) where before each signal is transmitted, the spectrum is spread through the use of a user s code. User s codes are carefully chosen to be mutually orthogonal to each other.These… …   Wikipedia

  • Universal Product Code — The Universal Product Code (UPC) is a barcode symbology (i.e., a specific type of barcode), that is widely used in the United States and Canada for tracking trade items in stores. Current code The UPC encodes 12 decimal digits as SLLLLLLMRRRRRRE …   Wikipedia

  • Criticisms of The Da Vinci Code — The Da Vinci Code , a popular suspense novel by Dan Brown, generated a great deal of criticism and controversy after its publication in 2003. Many of the complaints centered on the book s speculations and alleged misrepresentations of core… …   Wikipedia

  • The Chicago Code — Also known as Ride Along Genre Crime drama Created by Shawn Ryan …   Wikipedia

  • List of Code Lyoko episodes — This is a list of episodes for the French animated television series, Code Lyoko. The first season has no set viewing order save for the last two episodes, so it is listed by the order in which it aired. The following seasons have their episodes… …   Wikipedia

  • Orthogonal Variable Spreading Factor Code — Schema zur Bildung orthogonaler Codes Orthogonal Variable Spreading Factor Code (OVSF, deutsch: orthogonaler Spreizcode variabler Länge) ist ein Begriff aus der Nachrichtentechnik und kennzeichnet ein Verfahren zur Trennung unterschiedlicher… …   Deutsch Wikipedia

  • Complementary code keying — (CCK) is a modulation scheme used with wireless networks (WLANs) that employ the IEEE 802.11b specification. In 1999, CCK was adopted to supplement the Barker code in wireless digital networks to achieve data rate higher than 2 Mbit/s at the… …   Wikipedia

  • Minimal impact code — The Minimal Impact Code is the practice of reducing by as much as possible the amount of physical damage one does to a natural ecosystem. Many environmental groups and individual naturalists especially, but not specifically, those involved with… …   Wikipedia

  • Received signal code power — RSCP is an acronym used in UMTS and other CDMA cellular communications systems and stands for Received Signal Code Power .While RSCP can be defined generally for any CDMA system, it is more specifically used in UMTS. Also, while RSCP can be… …   Wikipedia

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