TANGRAM PRESENTATION

TANGRAM

WISI TANGRAM

High Density Video Processing

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29.04.2013 Folie 1 CF

WISI Communications GmbH & Co. KG

Contribution: Aquisition, Aggregation, Edge Processing and VoD injection



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Tangram Edge Aggregation & Processing

Tangram Edge Aggregation & Processing

• One of the best scaling professional headend solutions

• Minimal space and minimal power

• Engineered and produced in Germany by WISI

• Used for – contribution of digital TV via IP networks

– end to end IPTV solutions

• Highly customizable platform

• Advanced DVB stream processing

• 1 RU chassis with 6+1 modules

The Tangram Concept

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Front view

Rear view

Tangram chassis front & back



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• GT01 – TANGRAM chassis

• GT11 – Ethernet switch & control module

• GT12 – Switch extension module

• GT21 – Edge PAL

• GT22 – Edge FM

• GT23 – Edge QAM

• GT31 – DVB receiver module

• GT42 – DVB descrambler module

• GT50 – power supply

Available modules

The Tangram Concept

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• 6 RF slots on the back (SFM – single function modules)

• 2 power supply slots at the front (controlled & hot-swap)

• Fan bay (controlled & hot-swap)

• GT11 for management and multiple IP streaming

• GT12 extension for GT11 (and other future modules)

GT01 – TANGRAM chassis

The Tangram Concept

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• 1 Gigabit port for management (separated)

• 4 Gigabit ports for video streaming

• Support for VLAN for the video network

• Multicast traffic of SPTS and MPTS (IGMP)

• Configuration via web interface (GUI)

• Management support with SNMP

GT11 – Switch and control unit

The Tangram Concept

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• 4 additional Gigabit ports with standard SFP

• SFP = Small Form-factor Pluggable

• Extension for redundancy functionality

• Copper of fibre SPF can be used

GT12 – Switch extension module

The Tangram Concept

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• FPGA based creation of standard PAL signals

• Fully digital, high density

• 2 RF ports / module

• 6 PAL channels / module -> 36 channels / RU

• MPEG2 and MPEG4 support

• Downscaling functionality for HD signals

• Analogue and digital (NICAM) audio

• Multi-standard: it creates also SECAM and NTSC

GT21 – Edge PAL Module

The Tangram Concept

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• FPGA based creation of 16 FM channels / module


• 1 RF port / module

• 1 MPX output (for signal checking)

• RDS insertion (program name and other functions)

• SPTS or MPTS reception

GT22 – Edge FM Module

The Tangram Concept

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• FPGA based creation of standard QAM signals


• 2 RF-ports / module

• 8 QAM channels / module -> 48 channels / RU

• Basic re-multiplexing functionality

• Support for DVB scrambling (software option)

GT23 – Edge QAM Module

The Tangram Concept

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• FPGA based creation of standard COFDM signals


• 2 RF-ports / module

• 6 COFDM channels / module -> 36 channels / RU

• Basic re-multiplexing functionality

• Support for DVB scrambling (software option)

GT24 – Edge COFDM Module

The Tangram Concept

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• 4 input connectors for 4 individual signals

• DVB-S, DVB-S2, DVB-T, DVB-T2, DVB-C, ASI

• Build-in De-multiplexer

• 4 DVB-x channels / module -> 24 TS / RU

• MPTS and SPTS support

• Streaming of MPTS and SPTS

• Enhanced SI-handling

GT31 – DVB-x Receiver Module

The Tangram Concept

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• 4 CI slots for descrambling 4 TS

• Multi Decryption

• Cascading

• Usable for aggregation with GT31

• Usable for edge with GT21 / GT23

GT42 – DVB-Descrambler Module

The Tangram Concept

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• 220 W output power

• > 90% efficiency

• 180 .. 235 VAC (main power)

• -45 .. -75 VDC (battery power)

• Hot pluggable

• input/output voltage, output current, temperature manageable

GT50 – TANGRAM power supply

The Tangram Concept

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High Density IP Gateway

Tangram DVB IP-Gateway

High Density Edge PAL Decoder/Modulator

Direct digital synthesis (DDS) for Video and Audio Full PAL/ SECAM Support

Analogue Stereo and NICAM DVB-CI interfaces for descrambling

36 VSB PAL channels in 1 RU 6 modules with 6 channels each

The Tangram Edge PAL

High Density Edge FM Decoder

Direct digital synthesis audio modulation RDS insertion

Full MPEG-1/2 audio decoding Up to 48 (3 modules) or 96 (6 modules) FM radio channels in 1 RU

Up to 6 modules with 16 channels each

Tangram Edge FM



High Density Video Edge QAM

Supports both SPTS & MPTS input DVB-CI interfaces for descrambling

Multiplexing & DVB- scrambling output 6 modules with 8 QAM max. or 4 COFDM channels

Up to 48 digital channels in 1 RU

Tangram Edge QAM



Front view

Rear view

The Tangram Chassis



Carsten Flick

Thank you for your attention, Danke, Kiitos, Merci, Tack, Tak, Terima kasih,谢谢, धन्यवाद, спасибо

TANGRAM PRESENTATION

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