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  2. Multi-carrier code-division multiple access - Wikipedia

    en.wikipedia.org/wiki/Multi-carrier_code...

    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 over same frequency band. MC-CDMA spreads each user symbol in the frequency domain.

  3. CDMA subscriber identity module - Wikipedia

    en.wikipedia.org/wiki/CDMA_Subscriber_Identity...

    A CDMA subscriber identity module (CSIM) is an application to support CDMA2000 phones that runs on a UICC, with a file structure derived from the R-UIM card. By porting the application to the UICC (Universal Integrated Circuit Card), a card with CSIM, SIM , and USIM can operate with all major cellular technologies worldwide.

  4. Code-division multiple access - Wikipedia

    en.wikipedia.org/wiki/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, where several transmitters can send information simultaneously over a single communication channel.

  5. cdmaOne - Wikipedia

    en.wikipedia.org/wiki/CdmaOne

    cdmaOne network structure. The IS-95 standards describe an air interface, [1] a set of protocols used between mobile units and the network. IS-95 is widely described as a three-layer stack, where L1 corresponds to the physical layer, L2 refers to the Media Access Control (MAC) and Link-Access Control (LAC) sublayers, and L3 to the call-processing state machine.

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  7. IMT-2000 - Wikipedia

    en.wikipedia.org/wiki/IMT-2000

    IMT-2000 CDMA Direct Spread. also known as W-CDMA, used in UMTS, the successor to GSM; IMT-2000 CDMA Multi-Carrier. also known as CDMA2000, the successor to 2G CDMA ; IMT-2000 CDMA TDD. also known as TD-SCDMA; IMT-2000 TDMA Single Carrier. also known as EDGE, an intermediate 2.5G technology; IMT-2000 FDMA/TDMA. also known as DECT

  8. Binary Runtime Environment for Wireless - Wikipedia

    en.wikipedia.org/wiki/Binary_Runtime_Environment...

    This includes the compiled binary file, a file that describes the application, the features it uses, and permissions requested, a file that contains string and image resources if required, and a file containing the application's digital signature. BREW applications may be unloaded from a consumer handset to save handset memory space.

  9. Demand Assigned Multiple Access - Wikipedia

    en.wikipedia.org/wiki/Demand_Assigned_Multiple...

    Demand Assigned Multiple Access (DAMA) is a technology used to assign a channel to clients that do not need to use it constantly. DAMA systems assign communication channels based on news issued from user terminals to a network security system.