"Our choice of solutions is based first and foremost on quality. - PowerPoint PPT Presentation

"Our choice of solutions is based first and foremost on quality. That means one hundred percent reliability combined with the highest possible audio quality. The Digigram IQOYA range of IP transport products offers extremely low latency, excellent audio transport stability, and numerous redundancy options. Digigram meets our most stringent criteria for developing high quality, reliable audio-over-IP solutions that we can present to our clients with complete confidence." Jean-Louis Degoul, Head End Lead Buyer, TDF Group, France

AoIP distribution solution: IQOYA *LINK and IQOYA *LINK/LE

IQOYA *LINK and *LINK/LE Presentation summary ● IP distribution range ● Context of the migration to IP networks ● Benefits of using the products ● Presentation and assets ● References ● Market, applications, customer benefits ● Use cases ● Competition 4 Digigram confidential

Digigram audio Workflow 5 Digigram confidential

IQOYA range for IP audio distribution Product Description Application IQOYA *LINK 1U Full duplex stereo IP audio codec STL – SSL with LCD display and keypad Single program delivery to DVB/cable operator IQOYA *LINK/LE 1U Full duplex stereo IP audio codec STL – SSL Single program delivery to DVB/cable operator Multi-stereo and multichannel full duplex STL-SSL IQOYA *SERV/LINK IP audio codec WEB radio delivery to CDNs Multiple programs delivery to DVB/cable operators Multiple Intercom & Commentary IP streams transcoding 6 Digigram confidential

Context : migration to IP networks ● ISDN fading out on most of the countries ● Satellite is quite expensive ● IP access providers propose offers for reliable transport over IP networks ● Lower OPEX ● More flexibility 7 Digigram confidential

IP Distribution product range

Benefits of using IQOYA the products

IQOYA *LINK and *LINK/LE Benefits Proof Value for money Most of the features are included in standard: FECs, dual redundant streaming, VLANs, QoS, SNMP, Fraunhofer AAC codecs Lower your OPEX Very high MTBF, Low consumption, very stable Fluid IP streaming Guarantee the audio service on your transmitter sites 3 configurable backup levels with switching criteria Backup on IP stream, audio inputs, local SDcard Hardware by-pass of audio I/Os in case of power supply failure 2 Eth ports, QoS, VLANs, IGMPv3, FECs, dual redundant streaming, Take the most of your managed or unmanaged networks real time metrics on received IP streams Full SNMP support (SET, GET, Traps) Use any popular professional software applications for Dataminer driver supervision Supported audio I/Os: analog, AES/EBU, Livewire, AES67, RAVENNA Connect IQOYA to legacy audio or IP audio in-house infrastructure 10 Digigram confidential

Presentation and assets of IQOYA *LINK and *LINK/LE

IQOYA *LINK & IQOYA *LINK/LE overview and assets

IQOYA *LINK (1/2) ● Full-duplex stereo IP audio codec ○ 1U rack 19’’ ○ Selectable audio I/Os: Analog, AES/EBU, Livewire, AES67, RAVENNA ○ 1 encoding and 1 decoding ○ Unicast, multicast, multi-unicast, multi-multicast ○ Supports standard RTP (ACIP), Icecast/Shoutcast, MPEG-TS/IP ● Robust IP streaming ○ Two network ports: control / IP audio, backup network, redundant dual streaming ○ Digigram Fluid IP streaming engine offers all mechansims to get a reliable transport over unmanaged and managed networks ○ Real time metrics on the received RTP stream ○ VLANs with QoS ○ IGMPv3 13 Digigram confidential

IQOYA *LINK (2/2) ● In-band auxiliary data tunneling (8 GPIOs, serial data through RS232 port or IP) ● Multiple fail-over solutions ○ 3 backup levels ○ SD card for local backup sound files, save/load configuration ○ Switchable hardware by-pass of audio I/Os in case of power suply failure ● SDHC card reader, LCD, keypad and headphones jack on front panel 14 Digigram confidential

IQOYA *LINK/LE Same as IQOYA *LINK except: ○ No LCD and keypad on front panel ○ 4 GPIOs instead of 8 15 Digigram confidential

Assets 1/ Reliability 3 / Audio quality 2 / Audio service 4 / Interoperability continuity Digigram confidential

1-a Reliability (hardware) Rock-solid, dedicated hardware platform - Low consumption (<10W) fanless design - Robust ARM-based processor (AEC-Q100 qualified - Automotive) - Embedded Linux distribution sized by Digigram - Very high field measured MTBF > 150 years (more than 3000 installed units) - Strong radiated & conducted EMI resilience : 10 V/m & 10V - Lightning protection on network ports <=> Designed for tansmitter sites 17 Digigram confidential

1-b Reliability (Fluid IP streaming engine) ● Management of network errors ● Dual redundant Streaming with ○ Reordering of received time diversity to get rid of packet packets losses by using two separate ○ Management of duplicated network paths packets ● AAC Fraünhofer codec error ○ Jitter buffer concealment ● Constant latency between ● Choice of FEC schemes to encoder and decoder through overcome packet losses on a network path. smart synchronization on the incoming IP stream 18 Digigram confidential

2 - Audio service continuity ● Up to four configurable decoding priorities - Priority sources: RTP stream, HTTP stream, sound file / playlist on local SD card, audio inputs - Configurable switching criteria: IP stream loss and recovery durations ● Playlists and sound files on SD card managed through FTP ● Silence detection on the audio inputs: alarm, stop/start streaming ● Silence detection on the decoded IP audio stream: alarm, switching to backup ● Fail-over in case of power supply failure Hardware by-pass of analog and AES/EBU inputs to outputs Manually switchable from rear panel for the AES I/O, and for analog I/Os 19 Digigram confidential

3- Audio quality Digigram expertise in designing broadcast grade hardware audio I/Os Wide choice of included audio formats: ● PCM 16/20/24 bits ● ISO MPEG 1/2 layer II, and layer III ● MPEG-4 AAC LC, HE-AACv1, HE-AACv2, AAC-LD, AAC-ELD (Fraunhofer) with error concealment ● Opus Optional audio format: CSR apt-X Enhanced 20 Digigram confidential

4- Interoperability Supports the following audio connectivity: ● Analog, AES/EBU, Livewire, AES67, RAVENNA Compatible with third party codecs thanks to the standard ACIP ● IP audio streaming Compatible with all SNMP supervisors ● SNMP control, monitoring, alarming (SET, GET, TRAPs) ○ SNMPv2c MIB included ○ Supported by Skyline Dataminer ● Can be used in symetrical RTP for temporary remote IP ● contribution 21 Digigram confidential

References

References 3000+ IQOYA *LINK and LINK/LE codecs operated by more than 15 Broadcasters or Telecom Operators since 2010 . 23 Digigram confidential

Market, applications, customer benefits

Market, applications Main market: Radio broadcast Applications: ● Studio to transmitter links ● Studio to studio links ● Studio to DVB operators links ● Temporary remote contribution 25 Digigram confidential

Tower companies Main customer concern IQOYA strengthes Customer benefit Proof Quality of service to their * Adapted to transmitter sites * Low OPEX (low stock of spare * Fanless / low consumption radio customers * High MTBF units, reduced on-site maintenance) (<10W) * Robust IP streaming engine * Satisfaction of radios * Strong radiated & conducted * Mechanisms for audio integrity EMI resilience : 10 V/m & 10V) * Field measured MTBF > 70 years * Redundant dual streaming with time diversity * Up to 4 decoding priorities * Hardware by-pass Easy integration in * Advanced network features * Get the most out of the network * VLAN tagging & QoS advanced network technologies * IGMPv3, multi-multicast infrastructures * Low cost of integration * Full SNMP (Set, Get, Trap) * Quick diagnostics of network * Dataminer support issues * Real-time network metrics Software scalability to * Embedded standard Linux to Get adaptation of software features Digigram has worked on match specific needs ease developments to match the needs roadmap with TDF, MediaBroadcast, Swisscom, Digita, Arqiva, and others for new software features 26 Digigram confidential

National radios Main customer IQOYA strengthes Customer benefit Proof focus Reliability Based on a robust hardware * No on-air issues due to “external” * High filed measured MTBF > 70 platform equipment years, measured since 2010. * Low OPEX * AEC-Q100 processor, fanless * Embedded Linux Audio service * Robust IP streaming engine Provide listeners with high audio * FECs + Redundant dual continuity on any type * Mechanisms for audio integrity quality with no glitches. streaming with time diversity of network * Up to 4 decoding priorities * Switchable hardware by-pass Full control of the * Low latency IP audio engine * Ability to monitor a transmitter * 12 ms back to back latency in latency * Possibilty to synchronize through IP with low delay apt-X, 8 ms in PCM. decoders * Increase listener experience in * “NTP audio synchro option” MFN allows less than 20ms delay between any pair of transmitters. * Decoders playback can be delayed up to 2sec (PCM, apt-X) or 6 sec (MPEG, AAC) to re-sync with transmitters fed through satellite 27 Digigram confidential