COMPETENCE AREA

Following is our credentials, which outlines our years of strong experiences in telecommunication projects.

  • VSAT Link (SCPC, end to end)
    • Site survey
    • Construction of antenna base
    • Installation of Suman/Nwiee VSAT antenna (diameter 3.7m or 4.5m) with penetrating/non-penetrating system including feedhorn, OMT, LNA/LNB/LNC, CPR
    • Installation of indoor equipment (modem, splitter, attenuator, HPA, up/down converter, LNA), outdoor equipment (transceiver, booster), power system (battery, UPS, genset, inverter, AMF/ATS, AVS) and protection (grounding, TPB, isolation trafo)
    • Antenna direction towards satellite (azimuth, elevation) and pointing/re-peaking of antenna (azimuth, elevation, polarization)
    • Parameter setting of satellite modem (Radyne Comstream CM701/DMD20, Comtech CDM600) such as IF frequency, modulation, power, data rate, code rate and buffer clock
    • Parameter setting of transceiver (Agilis, anasat, comtech) such as RF frequency (based on the allocation from satellite transponder) and gain/attenuation
    • BER test (end to end/satellite loop) and integration
    • System troubleshooting (down, carrier decrease, flicker/intermittent)
  • GSM/CDMA/3G/PSTN
    • Site survey
    • Installation
    • Installation document
    • Data transcript (DT) production
    • Testing, commissioning, integration
    • Operation and maintenance
  • Network elements of competence
    • MSC SERVER (3G/WCDMA)
    • MSC/TRC/BSC (DX200)
    • MGW
    • RNC
    • CDMA MSC
    • GSM MSC
    • HLR
    • GMSC
    • SCP/SSF (IN)
    • BSC/TRC
    • TRC
    • BSC
    • RBS
    • NODE B
    • Transmission
    • PSTN (Local 7/Translocal 4)
  • BSS Expertise
    • RBS integration
    • BSC re-parenting
    • RBS re-homing
  • Function testing and system demonstration
  • Fault tracing and troubleshooting
    • Write a temporary correction to fix problems
  • Software upgrade and modification using PLEX-C and ASA210C
    • Creating “simple” software patch
    • Patch loading
    • Software upgrade
  • HLR/AUC subscribers migration
  • APG upgrading and function change
  • Operation and maintenance
  • Verification testing
  • Type approval testing
  • Trunk cross connections (connections between DDF)

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