Audinate Group Ltd. · ASX:AD8
Audinate — Salzbrenner Stagetec Mediagroup — AVNW Amsterdam 2015
54 slides from Audinate's conference presentation, 2015
Slide 1: Sydney Trains Networked digital PA
Sydney Trains Networked digital PA Mark Lownds Salzbrenner Stagetec Mediagroup www.audinate.com/avnw-amsterdam15 ©2015
Slide 2: Introduction: Stagetec Mediagroup
www.audinate.com/avnw-amsterdam15 ©2015 Introduction: Stagetec Mediagroup SALZBRENNER STAGETEC MEDIAGROUP Stagetec Delec AVM (nexus and consoles) (Communications) (Systems House)
Slide 3: Introduction: Sydney Trains Project
www.audinate.com/avnw-amsterdam15 ©2015 Introduction: Sydney Trains Project • Investing in new technology • Enhanced customer experience as mandated from the government • Geographically large • We had to meet the following requirements…
Slide 4: Audio Requirements
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: Audio Requirements • Communicate with passengers on platforms and concourse areas throughout the Sydney Trains Network
Slide 5: Audio Requirements
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: Audio Requirements • Environmental pollution control including Ambient Noise Control, Directional Speaker Design and Time Of Day switching
Slide 6: Audio Requirements
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: Audio Requirements • Natural sounding speech with measurable Speech intelligibility (Aiming for 0.75 without a train at platform)
Slide 7: Audio Requirements
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: Audio Requirements • Time Alignment along average 200 metre long platforms up to 500ms or a maximum of 1.46 seconds
Slide 8: Audio Requirements
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: Audio Requirements • Announcements will originate from both centralised Digital Voice Announcements (DVA), local live announcements and centralised live announcements Paging Panel Speakers CS Frame DVA Sever
Slide 9: Audio Requirements
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: Audio Requirements • Full Bandwidth Linear Audio IP in real time
Slide 10: Audio Requirements
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: Audio Requirements • The System had to have less than 2ms delay throughout entire system < 2ms Audio Switch NAM Inputs DELEC [1..x] TDM Analogue / AES DANTE DSP
Slide 11: Network Requirements
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: Network Requirements • Must exist on the Sydney Trains MPLS Network called the OCDN (Operation Critical Data Network)
Slide 12: Network Requirements
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: Network Requirements • Must be based on standard TCP/IP protocols
Slide 13: Network Requirements
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: Network Requirements • All local stations are linked by an IP network and must be controllable and monitored from the CNMS
Slide 14: Network Requirements
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: Network Requirements • Audio and control must travel over the same IP network Audio OCDN Stations Network Control
Slide 15: Design Requirements
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: Design Requirements • The Centralisation of voice based announcements using a Node Based design to allow for minimal equipment installed on remote sites Primary Secondary Switch Switch Switch DSP DSP Node Station
Slide 16: Design Requirements
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: Design Requirements • Ease of Maintenance with network connectivity and monitoring on every device all the way to the speaker for Central Network Management System (CNMS) integration
Slide 17: Design Requirements
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: Design Requirements • CNMS must have compete control of all systems, programming, monitoring, audio routing, operation and monitoring.
Slide 18: Design Requirements
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: Design Requirements • A hardware based design is preferred
Slide 19: Design Requirements
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: Design Requirements • Scalable to 400+ sites
Slide 20: Design Requirements
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: Design Requirements • Interoperable with different products with the same standards
Slide 21: Chosen Components
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: Chosen Components • Dante Audio over IP
Slide 22: Chosen Components
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: Chosen Components • Delec digital PA Hardware Including: - MF4 TDM Based Fully Summing Communications Router - CS Compact TDM Based Communications router - NAM Network amplifier module - Delec Paging and Intercom Panels
Slide 23: Chosen Components
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: Chosen Components • Dataminer CNMS
Slide 24: Chosen Components
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: Chosen Components • Cisco and Microsoft
Slide 25: System Concept
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: System Concept
Slide 26: System Concept
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: System Concept • Existing OCDN DESIGN
Slide 27: System Concept
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: System Concept • OCDN Integration Concept
Slide 28: System Concept
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: System Concept • Network Design
Slide 29: Audio Protocol
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: Audio Protocol • Dante - Very easy to implement on layer 2 networks - Routable over layer 3 networks - Lossless / Full bandwidth Audio - Low latency and Clocked - Conforms to IP standards - Does not require dedicated switching hardware - Dante Virt
Slide 30: System Concept
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: System Concept • Dante for Layer 2 Segments in the OCDN and the layer 2 at the Stations • Using Dante within a Layer 2 network is easy even over a WAN - DHCP - DNS (for management) - QOS already available out of the box - Dante Controller - Dante V
Slide 31: System Concept
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: System Concept • Dante for Layer 3 Segments with Netspander • Even with TDM Based Audio Routers we had the requirement to route Dante Via Layer 3 Networks because of OCDN Design
Slide 32: System Concept
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: System Concept • Solution is Netspander along with - Dynamic DNS Updates - In order to manage the routed network, the Dataminer CNMS provides clock and layer 3 dante configuration as well as monitoring
Slide 33: System Concept
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: System Concept • The Station - Depending on the size of the station, different DELEC engines are deployed
Slide 34: System Concept
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: System Concept • THE NAM: Dante Enabled Network Amplifier Module - Can receive either Unicast or Multi-Cast Streams - Processes audio locally minimising switched bandwidth. Indoor NAM Outdoor NAM
Slide 35: System Concept
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: System Concept • Built In: - Precision Delay for time alignment - 1000 point FIR Filter per individual channel for STI and speaker processing - Audio DSP Possible (EQ DYN etc) - Speaker health monitoring (individual channels)
Slide 36: System Concept
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: System Concept • Additional Features: - Dante enabled with inter-vendor support - FULL API available including backup of all parameters - Optional IP66 Enclosure for harsh environments - 4 x 12 watts or 2 x 24 watts - Microphone PreAmp for ANS micr
Slide 37: System Concept
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: System Concept • The Station Engines are used for: - Local DVA insertion, Live Announcements - Dante and inter-vendor support including wireless microphone systems etc. - Node uplink; local station continues to operate if a network failure occurs U
Slide 38: System Concept
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: System Concept • Purposely developed cardioid speakers assist in harsh acoustic environments Cardioid Speaker
Slide 39: System Concept
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: System Concept • The Node: - Uses the Modular DELEC Engine - Built in hardware logic for prioritisation - Centralised DVA insertion, advertising and background music - Audio DSP (Realtime ANS, EQ DYN etc) - Dante and inter-vendor support - VCOM and
Slide 40: System Concept
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: System Concept • VCOM and Mobile Applications
Slide 41: System Concept
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: System Concept • CNMS - 256 channel fully summing audio engine with DANTE - Ability to monitor entire system (ANS, Speakers, ALL DEVICES) - Ability to backup all devices - Web Based CNMS - only servers in entire network
Slide 42: Network considerations
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: Network considerations • Latency %&'()$ !"#$ !"#$ !"#$ *+,(-
Slide 43: Network considerations
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: Network considerations • Jitter (especially for the health of clock)
Slide 44: Network considerations
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: Network considerations • Number of Switch hops
Slide 45: Network considerations
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: Network considerations • Scaleable (DNS is a major factor)
Slide 46: Network considerations
www.audinate.com/avnw-amsterdam15 ©2015 Digital PA: Network considerations • Multicast Boundaries and IGMP
Slide 47: Using right products in right place
www.audinate.com/avnw-amsterdam15 ©2015 Using right products in right place • DANTE - Allows seamless integration to a huge amount of products - DVS and software nearly unlimited - Routable over IP Networks - Redundancy
Slide 48: Using right products in right place
www.audinate.com/avnw-amsterdam15 ©2015 Using right products in right place • TDM Audio Routing with FPGA based Processing for scalability (DANTE simply transport medium).
Slide 49: Using right products in right place
www.audinate.com/avnw-amsterdam15 ©2015 Using right products in right place • Network Amplifier Module with distributed DSP allows for large scale implementations and unlimited zoning.
Slide 50: Using right products in right place
www.audinate.com/avnw-amsterdam15 ©2015 Using right products in right place • Web CNMS for centralised management
Slide 51: Result
www.audinate.com/avnw-amsterdam15 ©2015 Result • Hugely scalable system • Minimal Limitations of Product Integration especially for both hardware and software (DVS) • Seamlessly integrates to existing IP infrastructures
Slide 52: Result
www.audinate.com/avnw-amsterdam15 ©2015 Result • Allow for sites from 4 speakers to 1000’s of speakers • Everything is monitored, backed up and managed centrally • Minimal and proactive maintenance • Completely future proof and upgradeable • Predictable High STI (0.6 with train, 0.75 without train)
Slide 53: Questions
www.audinate.com/avnw-amsterdam15 ©2015 Questions
Slide 54: Visit us on Booth: Hall 7 – N210
www.audinate.com/avnw-amsterdam15 ©2015 Visit us on Booth: Hall 7 – N210
Salzbrenner Stagetec Mediagroup — AVNW Amsterdam 2015 on 6ix