DekTec  
DekTec, Holland. DekTec ist einer der führenden Hersteller digitaler Videointerface Adapter und der dazugehörigen Software für professionelle Tests und Messungen in der Broadcast Branche. DekTec erstes Produkt, der DTA-102 DVB-SPI Outputadapter für PCI Bus wurde, zusammen mit der SteamXpress Playoutsoftware, bereits im Jahre 2001 auf den Markt eingeführt. Der DTA-102 ist immer noch verfügbar und der SteamXpress ist zu einem universellen Tool für Playout von Transportströmen geworden. Viele weitere PCI- Karten wurden entwickelt und nach einer intensiven Entwicklungsphase wurde 2004 das FantASI USB-Adapter gemeinsam mit dem SteamXpress Transportstromanalyser, auf der NAB vorgestellt. 2004 auf der NAB und 2005 auf der IBC wurde der beliebte USB Adapter sogar mit dem  Pick Hit Award ausgezeichnet und hat sich seit dem zu einem Industriestandard entwickelt. 2004 wurde DekTecs erster Modulator, der DTA-107-S2 Satellitenmodulator gelauncht. Diese Karte hat sich als der Beginn einer sehr erfolgreichen Produktlinie herausgestellt, die seit 2004 mit VHF, UHF, IF und Baseband Modulatoren erweitert wurde. Die gesamte Produktpalette entwickelt sich rasant weiter. Zu den neusten Modulen zählen der Quad QAM Modulator, die ASI auf IP und IP auf ASI Gateways, die neuen PCI Express Karten und der neue kleine USB Modulator DTU-215 sowie die neuen Softwareapplikationen StreamXpect DTC-320 und die real-time Multi-Encoder Software DtEncoder DCT-315-E.

Playout Software

  • Low-cost, high-performance playout software that supports all DekTec output adapters
  • Endless play with optional automatic correction of continuity-counter, PCR/PTS/DTS and TDT/TOT fields
  • SOAP-based remote control to automate StreamXpress operations (DTC-302-RC option)
  • Saving and restoring playout parameters using XML-based settings file
  • Reproducible injection of errors in the transport stream with adjustable error rate
  • Multiple streamers can be on one PC to create many simultaneous stream

Fading and AWGN Simulator

  • Software option to add real-time channel simulation to the DTA-115 and DTU-215, and to other DekTec modulator cards
  • Addition of Additive White Gaussian Noise (AWGN) with well-defined SNR to the output of DekTec modulators
  • Distortions are applied in the digital domain for consistent operation and repeatability
  • Simulates up to 32 fading paths of either Constant Delay, Doppler, Rayleigh Jakes or Rayleigh Gaussian path distortion on the modulated RF signal
  • Simple interface to add calibrated noise to the output of a DekTec modulator card
  • Noise bandwidth is adjusted to suit the modulation type

Real-Time Video and Audio Encoder Software

  • Software for real-time encoding of uncompressed video and audio into a Single-Program Transport Stream (SPTS) with real-time output to any DekTec output adapter
  • Multiple encoding options: Standard Definition (SD), High Definition (HD) and encoding for mobile TV for 1-segment ISDBT
  • Simple configuration of Transport-Stream parameters through an XML settings file: PIDs, program number, TS ID, Network ID
  • Presets available for common networks and regions
  • Basic SI insertion for direct RF output from DekTec modulator cards

Transport-Stream Analyser Software

  • Real-time analysis, monitoring and recording of MPEG-2 transport streams
  • Provides detailed statistics on the PIDs, services and tables found in the transport stream
  • User definable TR 101 290 templates
  • PCR analysis
  • PID grid: compact overview of all PIDs
  • Integrated video and audio decoder with support for MPEG-2/H.264 video streams and AC3 audio
  • Deep decoding of PSI, DVB-SI, DVB-RCS and ATSC-PSIP tables and descriptors
  • Supports DVB-RCS tables: SCT, FCT, SPT, CMT, TBTP, RMT tables and common DVB-RCS descriptors
  • Support for decoding of custom descriptors and tables with a user-defined XML template file

Transport-Stream / SDI Advanced Recorder

  • Recording of MPEG-2 Transport-Streams or SDI signals
  • Supports all DekTec interface adapters with one or more input ports
  • Multi-file functions:
    - Erase files older than X hours
    - Maximum number of files
    - Time stamp/index in filename
  • Merge tool for combining several files
  • Remote monitoring and control through SNMP
  • Select PIDs to record, with range support, positive/negative filtering
  • Record to a single file, to multiple files or “looped”: continuous recording of the last X seconds/minutes/hours or MB
  • SDI recording: 8 or 10 bits, full frame or video only, Huffman compression on/off
  • Disk-space monitoring

MPEG-2 Transport-Stream Television Software

  • Live decoding of any unscrambled service within a transport-stream
  • Supports all DekTec transport-stream input devices
  • Intuitive user interface, enabling easy switching between services (zapping), controlling audio volume and brightness level and selection of an input device
  • Decoding of multiple television services in parallel, for creating a mosaic
  • Quarter-resolution decoding mode for using less processor cycles per decoded picture
  • Support for decoding of MPEG-4 part 10 / H.264
  • Support for decoding of HD video (high-end processor and graphics card required)

SDI Analysis and Monitoring Software

  • Cost-effective real-time waveform analyser for SMPTE-259M signals
  • Displays picture, YCbCr / RGB waveforms, vectorscope and peak meter
  • Various picture display modes: interlaced, top- or bottom-field only, top and bottom field, full SDI frame
  • User can select whether he wants to display Y, Cb, Cr, R, G and/or B components in the picture
  • Contemporary GUI with quick access buttons and user-selectable window layout
  • Supports all DekTec SDI-capable adapters including bus-powered USB-2 units for portable SDI monitoring

RF Monitoring and Analysis Software

  • Real-time analysis and monitoring of modulated digital TV signals using DTU-235 (for DVB-T) or DTU-236 (for 8-VSB and QAM-A/B/C) RF probe
  • Main window displays overview of current RF status, monitor status and RF level and MER histograms
  • Master alarm indicators for a quick check of signal integrity
  • Alarm logging with configurable pass/warn/fail thresholds
  • Client-server architecture: RFXpert can connect to the RF probe over a network
  • Supports creation of a channel plan for easy tuning; Standard channel plans and auto-channel search are provided

DVB-T2 Receiver and Analyser

  • Real-time application for demodulating DVB-T2, displaying signalling information and outputting a demodulated Transport Stream on UDP
  • Uses RF frontend, tuner and A/D converter of the DTA-2135 receiver card
  • Supports single-PLP and multi-PLP
  • Measures RF level, C/N and MER
  • Gathers statistics about number of LDPC iterations required to correct all errors and displays LDPC iterations history in a graph
  • Can be used with DtTV for decoding and viewing the Transport Stream

DVB-C2 Receiver and Analyser

  • Real-time application for demodulating DVB-C2, displaying signalling information and outputting a demodulated Transport Stream on UDP
  • Uses RF frontend, tuner and A/D converter of the DTA-2135 receiver card
  • Supports multi-PLP and multi-dataslice reception
  • Measures RF level, C/N and MER
  • Gathers statistics about number of LDPC iterations required to correct all errors and displays LDPC iterations history in a graph
  • Can be used with DtTV for decoding and viewing the Transport Stream

VISUALmpeg PRO MPEG-2/AVC Video ES and Quality Analyser

  • Off-line software for in-depth analysis, quality measurements, error logging and visualisation of MPEG-1, MPEG-2 and H.264 AVC video streams
  • Graphs of quality index (overall quality level of MPEG video), distortion index (indication of MPEG artefacts like blocking), bit rate and number of bits per frame
  • Extraction of Video Elementary Streams from a Transport Stream
  • Analysis and visualisation of: VBV buffer occupancy, header data, picture and macroblock coding types, macroblock quantisers, motion vectors, DCT coefficients, bit allocation, slice structure and picture frequency
  • Viewing of luminance, chrominance or full-colour pictures
  • Display of differential, motion-compensated or reconstructed frames

DVB-T2 Signal Generator Software

  • Complete single-PLP and multi-PLP DVB-T2 test-signal generator with full user control over the entire DVB-T2 parameter set
  • Input from Transport-Stream files or built-in O151 PRBS test-signal generator
  • "Big-TS splitter" function with SI processing for easy generation of multi-PLP streams with a common PLP
  • Full PAPR support
  • MISO simulation: Generation of both MISO transmitter signals with independent channel model applied to each signal
  • Fully-featured channel simulator with AWGN generator (adjustable SNR), multipath fading, Rayleigh channels and Doppler simulation to accurately simulate reflections and a moving receiver

DVB-C2 Signal Generator Software

  • Complete DVB-C2 test-signal generator with full user control over the entire DVB-C2 parameter set
  • Input from Transport-Stream files or built-in O151 PRBS test-signal generator
  • "Big-TS splitter" function with SI processing for easy generation of multi-PLP streams with a common PLP
  • Fully-featured channel simulator with AWGN generator (adjustable SNR), multipath fading, Rayleigh channels and Doppler simulation to accurately simulate reflections and a moving receiver

Real-Time Multiplexer

  • Real-time multiplexing and re-multiplexing of live MPEG-2 Transport Streams
  • Up to four integrated file players for the insertion of local content from disk into live streams
  • Runs on a standard- or industrial PC with all DekTec input and output adapters
  • User interface provides information about services, components and bitrates in the input and output Transport Streams

24/7 Transport-Stream Monitoring Software

  • Simultaneous monitoring of multiple DVB Transport Streams
  • Template matching: checks properties of TS, services, service components and tables
  • Capturing of monitored Transport Stream to a file with pre- and post-trigger buffers; client-initiated or triggered by a violation
  • Web interface for overall status indication, remote configuration and access to event log and statistics information
  • Includes configuration tool for easy creation of TR 101 290 and template matching profiles
  • Forwarding of any monitored Transport Stream over IP for remote real-time analysis or viewing (if using DTA-160)

 

 


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