PRODUCTS

We offer the most stable and efficient digital media solutions.

ATSC 3.0 head-end solutions

Next generation broadcasting is the era of 4K UHDTV.
With our accumulated technology, we offer head-end products based on ATSC3.0, the next generation terrestrial UHDTV standard.

ATSC 3.0 Signal & ESG

Introduction

  • Meta-data signal & ESG solutions for 4K UHD broadcasting
  • Transmission system that consists of Signal/ESG Encoder (Broadcast) and Signal/ESG Server (Broadband)
  • Service management that acquires and manages broadcasting content meta-data

Highlights

ATSC 3.0 Signaling, ESG Encoder
  • LLS encapsulation
  • ROUTE encapsulation (SLS, ESG, NRT)
  • MMTP encapsulation (SLS)
  • LLS, SLS, ESG, NRT delivery over broadcast
ATSC 3.0 Signaling, ESG Manager System
  • Signaling data (LLS, SLS) management
  • ESG data management
  • ESG content management
  • NRT file management
  • SLS, ESG delivery over broadband
  • External interlock function of disaster broadcasting signal

Specs/Standards

  • Supports ATSC 3.0 A/331, A/332 standards

Features

  • Supports simultaneous transmission of signal and ESG data
  • Supports ROUTE, MMT standards
  • Possible to configure multiple broadcast transmission environment (Broadcast only, Broadcast / Broadband hybrid)
  • Possible to implement various other additional services such as multi-channel dynamic signalling, channel linking service, hybrid and multi-media ESG data

Customers

  • RAPA, Pyeongchang Olympics UHD experience center (ESG Encoder)
  • 3 terrestrial broadcasters, integrated ESG system
  • KBS, UHD broadcasting transmission system (Signal & ESG)

ATSC 3.0 IP Mux

Introduction

  • ATSC 3.0 IP MUX is a system that simultaneously receives and multiplexes each packet such as ATSC 3.0 Signal, ESG Data, AV (Audio & Video), CP(Copy Protection) and C/C(Closed Caption) stream and transmits it as a whole broadcasting packet to a scheduler or a exciter.

Highlights

  • UDP Multicast reception and re-transmission
  • MMT Packet, ROUTE TSI filtering
  • MMT Packet Sequence Number rearrangment
  • Mux information editing
  • Real-time monitoring of the transmission and reception bit rate
  • Subtitle signal re-transmission
  • CP signal re-transmission
  • LLS, SLS transmission
  • Stream created based on ATSC3.0 standard specs

Specs/Standards

  • Supports ATSC 3.0 A/331, A/332 standards

Features

  • Supports ROUTE, MMT standards

Customers

  • KBS, UHD broadcasting transmission system

ATSC 3.0 Stream Monitoring

Introduction

  • Real-time monitoring system for the stable operation of the ATSC 3.0 Signal and ESG and AV broadcasting stream

Highlights

  • LLS (Low Level Signaling) monitoring
  • SLS (Service Layer Signaling) reception
  • ROUTE (Real-Time Object Delivery over Unidirectional Transport) monitoring
  • ROUTE service layer signaling monitoring
  • MMT (MPEG Media Transport) monitoring
  • MMT service layer signaling monitoring
  • ESG Service / SGDD, SGDU
  • SGDD (Service Guide Delivery Descriptor) monitoring
  • SGDU (Service Guide Delivery Unit) monitoring
  • Service fragment, Schedule fragment, Content fragment monitoring.
    Broadband ESG acquisition
  • HEVC Video decoding & play
  • MEPG-H Audio decoding & play
  • CP de-scramble

Specs/Standards

  • Supports ATSC 3.0 A/331, A/332 standards

Features

  • Supports ROUTE, MMT standards
  • Real-time monitoring of signal & ESG (LLS, SLS, SGDD, SGDU)
  • Real-time monitoring of HEVC Video / MEPG-H Audio
  • Real-time CP de-scrambling

Customers

  • KBS, UHD broadcasting transmission system

ATSC 3.0 Closed Caption Encoder

Introduction

  • Closed Caption Encoding System for the ATSC3.0 UHD broadcasting
  • Real-time conversion of subtitle information from HDTV(subtitle stenography input data) to 4K UHD subtitle information(TTML standard)
  • Encoding and transmission to 4K UHD broadcast stream (MMT / ROUTE)

Highlights

  • TTML subtitle data input
  • TTML type XML subtitle data extraction
  • Subtitle data ISOBMFF enconding
  • ROUTE/MMT packet encoding
  • Subtitle packet UDP/IP output

Specs / Standards

  • Timed Text Markup Language 1 (TTML1) (Second Edition) W3C Recommendation 24 September 2013
  • ISOBMFF standard: ISO/IEC 14496-12 Information technology - Coding of audio-visual objects - Part 12:ISO base media file format
  • "Guidelines for Implementation: DASH-IF Interoperability Points for ATSC 3.0, Version 0.65" DASH Interoperability Forum
  • ISO/IEC 14496-12 - Coding of audio-visual objects - Part 12:ISO base media file format
  • ISO/IEC 23008-1:2016 High efficiency coding and media delivery in heterogeneous environments - Part 1: MPEG media transport (MMT)
  • TTAK.KO-07.0127 /R1 terrestrial UHDTV broadcasting transmitter/receiver interface Part 3

Features

  • Supports ROUTE, MMT standards
  • Simultaneous support of HD broadcasting (ATSC1.0) and 4K UHD broadcasting (ATSC3.0)

Customers

  • KBS, UHD transmission system built

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