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  KOREAN  
As a Think Tank of Korea cable industry, KLabs is contributing
to communications development
 
KLabs Test-bed
Introduction
 
Introduction   HOME    KLabs Test-bed    Introduction    
 
Test-bed facilities support our customers verifying,
revising and improving terminal, equipment,
application service and technology.
Area of Test
Digital Cable Broadcasting
(SD/HD/UHD STB, ClearQAM TV, 3DTV interface, Assistive services for the vision and hearing impaired)
High-speed Internet
(DOCSIS 2.0/3.0, CMTS/CM performance, etc.)
Internet Phone
(Terminal unit test including
WIFI phone, etc.)
 
Conditional Access System
(XCAS, CableCARD)
   
General View
Block Diagram
Abbreviations
Division Abbreviations
HeadEnd System Digital Broadcasting H/E ATE (Automated Testing Environment), ITV(Interactive TV), PSI/SI(Program Specific Information/Service Information), CAS(Conditional Access System) , IP VoD(Internet Protocol Video on Demand), RF VoD(Radio Frequency Video on Demand)
Server Farm DHCP/CNR (Dynamic Host Configuration Protocol / Cisco Network Registrar), TMS(Terminal Management System)
PCMM System PCMM(Packet Cable Multimedia), PS(Policy Server), AM(Application Manager), DPI(Deep Packet Inspection)
VoIP System SBC(Session Boarder Controller), PS(Provisioning Server), AS(Application Server), MS(Media Server), SG(Signaling Gateway), TG(Trunk Gateway)
Transport System QAM(Quadruple Amplitude Modulation), OTX(Optical Transmitter), ORX(Optical Receiver), RFoG(Radio Frequency over Glass), CMTS(Cable Modem Termination System), D2.0(DOCSIS 2.0), D3.0(DOCSIS 3.0)
Access network HFC HFC(Hybrid Fiber-coaxial Cable)
RFoG RFoG(Radio Frequency over Glass), CWDM(Coarse Wavelength Division Multiplex)
Home Device Digital Cable TV PVR(Personnel Video Recorder), STB(Set-top Box), XCAS(eXchangable Conditional Access System)
VoIP DECT(Digital Enhanced Cordless Telecommunications), MTA(Multimedia Terminal Adapter)
High Speed ONU(Optical Network Unit), CM(Cable Modem)
Home Network MoCA(Multimedia over Coax Alliance), UWB(Ultra Wideband)
Measuring Equipments VQT(Voice Quality Tester), DOCSIS(Data Over Cable Service Interface Specifications)
Available Equipment
 
Backbone Network
  • 1Gbps Internet Optical Line
  • C&M Digital Cable Broadcast Line
HeadEnd system
  • Cable TV head-end system MPEG MUX/QAM, PSIP/SI Server, iTV Server, MPEG2 TS signal generator
  • CAS (NDS, Nagravision, Conax, Digicap, Alticast, CoreTrust)
  • XCAS (LG CNS, Alticast, CoreTrust)
  • PacketCable Multimedia System (Camiant Policy Server, Record Keeping Server, Application Manager)
  • Provisioning System (DHCP, TFTP, etc.)
  • Cable Internet Telephony system (SSW, AS, MS, SG/TG, SBC, PS, etc.)
  • IP Centrex System
  • Video Conferencing System
VoD System
  • RF / IP VoD
  • D&P IP-VoD
  • 3D-VoD
Transport System
  • DOCSIS 2.0/3.0 CMTS (CISCO, ARRIS, CASA)
  • DOCSIS Timing Interface (DTI) Server
  • Edge-QAM
Access Network
  • HFC Access Network (upstream frequency 5~42MHz, downstream frequency 54~1,002MHz )
  • HFC Access Network (upstream frequency 5~65MHz, downstream frequency 88~1,002MHz)
  • HFC Access Network (upstream frequency 5~85MHz, downstream frequency 108~1,002MHz)
  • Radio Frequency over Glass Network (CWDM, RFoG)
Transport System
  • DOCSIS 2.0/3.0 CMTS (CISCO, ARRIS, CASA)
  • DOCSIS Timing Interface (DTI) Server
  • Edge-QAM
Home Device
  • Cable Bridge (MoCA, UWB, Home PNA, WiFi)
  • Home Gateway Unit (STB G/W, STB Client)
Measuring/Testing Equipment
  • Measure for analyzing transmission performance (network/vector signal/protocol analyzer)
  • Device for verifying compatibility between terrestrial and cable data broadcasting
  • Device for measuring quality of Internet Phone (Voice Quality Tester, PacketStorm)
  • Measure for home network performance test (signal generator, power meter)
  • CableCARD & STB Certification Tester (HTTX, HPNX)
  • TV Browser Verification System
  • Home Network Verification System
Procedures for Service
Test steps Preliminary discussion ⇢ Submission of application form and fee ⇢ Self inspection and test
Fee ㆍMember: KRW 200,000 (excluded VAT)/day
ㆍNon-member: KRW 300,000 (excluded VAT)/day
Contacts ㆍAssociate researcher, Seung Hwan Na / +82-2-300-3493