Comparison of audio network protocols: Difference between revisions

Revision as of 17:37, 13 November 2014

Revision as of 17:46, 13 November 2014

Line 21:

|Mesh

|Provided by ATM

|Cat5=100m100 m, MM=2km2 km, SM=70km70 km

|Unlimited

|Unlimited

|125  μs per hop

|192  kHz

|-

|AES50[http://www.aes50.com]

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|Isochronous or synchronous

|dedicated Cat5

|5  Mbps Ethernet

|[[Point-to-point (network topology)|Point-to-point]]

|[[Forward error correction|FEC]], redundant link

|Cat5=100m100 m

|Unlimited

|48 channels

|63  μs

|384  kHz and DSD

|-

|[[AES67]]

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|Unlimited

|Unlimited

|4  ms, 1  ms, 333  μs, 250  μs, 125  μs packet times{{efn|AES67 devices are required to implement the 1 ms packet time. Minimum theoretical latency is 2 times packet time. Typical implementations achieve latencies of three times the packet time.}}

|96  kHz

|-

|AudioRail[http://www.audiorail.com/technical.htm]

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|[[Daisy chain (network topology)|Daisy chain]]

|None

|Cat5=100m100 m, MM=2km2 km, SM=70km70 km

|Unlimited

|32 channels

|4.5  μs + 0.25μs25 μs per hop

|48  kHz (32 chchannels), 96  kHz (16 chchannels)

|-

|[[Audio Video Bridging|AVB]] (using IEEE  1722 transport)[http://www.avnu.org]

|Enhanced Ethernet

|Isochronous

|Coexists with other traffic using [[IEEE P802802.1p]] QoS and [[admission control]]

|Not included

|[[Spanning tree]]

|Provided by [[IEEE 802.1]]

|Cat5=100m100 m, MM=2km2 km, SM=70km70 km

|7 hops

|Unlimited

|2  ms

|192  kHz

|-

|Aviom Pro64[http://www.aviom.com]

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|[[Daisy chain (network topology)|Daisy chain]] (bidirectional)

|Redundant links

|Cat5e=120m120 m, MM=2km2 km, SM=70km70 km

|9520  km{{efn|The network diameter figure is the largest conceivable network using fiber and 138 Pro64 merger units; derived from maximum allowed response time between control master and furthest slave device.}}

|64 channels

|322  μs + 1.34  μs per hop

|208  kHz{{efn|Pro64 supports a wide variation range from the nominal sample rate values (e.g., 158.8 kHz - 208 kHz).}}

|-

|[[CobraNet]][http://www.cobranet.info]

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|[[Spanning tree]]

|Provided by [[IEEE 802.1]]{{efn|Network redundancy is provided by 802.1 Ethernet: STP, Link aggregation; redundant network connections (DualLink) and redundant devices (BuddyLink) are supported.}}

|Cat5=100m100 m, MM=2km2 km, SM=70km70 km

|7 hops, 10  km{{efn|Indicated diameter is for 5.33 ms latency mode. CobraNet has more stringent design rules for its lower latency modes. Requirements are documented in terms of maximum delay and delay variation. A downloadable CAD tool can be used to validate a network design for a given operating mode.}}

|Unlimited

|{{frac|1|1|3}}, {{frac|2|2|3}} and {{frac|5|13}}  ms

|96  kHz

|-

|[[Dante (networking)|Dante]][http://www.audinate.com]

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|Any L2 or single IP subnet

|Provided by [[IEEE 802.1]] and redundant link

|Cat5=100m100 m, MM=2km2 km, SM=70km70 km

|Dependent on latency

|700 channels{{efn|Channel capacity is based on 48 kHz/24-bit sampling and operation on a 1 Gbps network.}}

|84  μs or greater{{efn|The 84 μs latency value is based on 4 audio samples with this configuration. Note that latency is dependent on topology and bandwidth constraints of the underlying hardware, for example, 800  μs on a 100  Mbps Dolby Lake Processor.}}

|192  kHz

|-

|[[EtherSound]] ES-100[http://www.ethersound.com]

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|[[Star network|Star]], [[Daisy chain (network topology)|daisy chain]], [[Ring network|ring]]

|Fault tolerant ring

|Cat5=140m140 m, MM=2km2 km, SM=70km70 km

|Unlimited

|64{{efn|EtherSound allows channels to be dropped and added at each node along the daisy-chain or ring. Although the number of channels between any two locations is limited to 64, depending on routing requirements, the total number of channels on the network may be significantly higher.}}

|84–125  μs + 1.4  μs/node

|96  kHz

|-

|[[EtherSound]] ES-Giga [http://www.ethersound.com]

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|[[Star network|Star]], [[Daisy chain (network topology)|Daisy chain]], [[Ring network|ring]]

|Fault tolerant ring

|Cat5=140m140 m, MM=600m600 m, SM=70km70 km

|Unlimited

|512{{efn|EtherSound allows channels to be dropped and added at each node along the daisy-chain or ring. Although the number of channels between any two locations is limited to 512, depending on routing requirements, the total number of channels on the network may be significantly higher.}}

|84–125  μs + 0.5  μs/node

|96  kHz

|-

|HyperMAC

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|Isochronous

|Dedicated Cat5, Cat6, or fiber

|100  Mbps+ Ethernet

|Point-to-point

|Redundant link

|Cat6=100m100 m, MM=500m500 m, SM=10km10 km

|Unlimited

|384+ channels

|63  μs

|384  kHz and DSD

|-

|[[Livewire]][http://www.axiaaudio.com]

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|Ethernet, HTTP, XML

|Any L2 or IP

|Provided by IEEE 802.1{{efn|Network redundancy is provided by 802.1 Ethernet: STP, Link aggregation.}}

|Cat5=100m100 m, MM=2km2 km, SM=70km70 km

|Unlimited

|32760 channels

|0.75  ms

|48  kHz

|-

|[[mLAN]][http://www.yamaha.co.jp]

|[[IEEE 1394]]

|Isochronous

|Coexists with IEEE  1394

|IEEE  1394, MIDI

|Tree

|Provided by IEEE  1394b

|IEEE  1394 cable (2 power, 4 signal): 4.5m5 m

|100  m

|63 devices (800  Mbps)

|354.17  μs

|192  kHz{{efn|Many mLAN devices have a maximum sampling rate of 96 kHz, but this is a constraint of the stream extraction chips used rather than the core mLAN technology.}}

|-

|Optocore{{efn|These entries refer to the classic fiber-based Optocore system; no information has yet been obtained regarding the Cat5e version. Confirmation is being sought for the figure of 110 km max distance.}}[http://www.optocore.com]

Line 190:

|[[Ring network|Ring]]

|Redundant ring

|MM=700m700 m, SM=110  km

|Unlimited

|512

channels at 48  kHz

|41.6  μs

|96  kHz

|-

|[[Q-LAN]][http://www.qsc.com]

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|IP, HTTP, XML

|Any L2 or IP

|IEEE 802.1, redundant link, IP routing

|Cat5=100m100 m, MM=550m550 m, SM=10km10 km

|7 hops or 35  km

|Unlimited

|1  ms

|48  kHz

|-

|Rocknet[http://www.medianumerics.com]

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|[[Ring network|Ring]]

|Redundant ring

|Cat5e=150  m, MM=2  km, SM=20  km

|10  km max, 99 devices

|160 channels (48  kHz/24-bit)

|400  μs @at 48  kHz

|96  kHz

|-

|UMAN

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|[[Daisy chain (network topology)|Daisy chain]] in [[Ring network|ring]], tree, or [[Star network|star]] (with hubs)

|fault tolerant ring, device redundancy

|Cat5e=50m50 m, Cat6=75  m, MM=1  km, SM=>2  km

|Unlimited

|400 channels (48  kHz/24bit24 bit){{efn|UMAN also supports up to 25 channels of H.264 video.}}

|354  μs + 125  μs per hop{{efn|Base latency measurement is provided for up to 16 daisy-chained devices.}}

|192  kHz

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