A 10Gbps SMPTE 292M compatible optical interface
description
Transcript of A 10Gbps SMPTE 292M compatible optical interface
A 10Gbps SMPTE 292M A 10Gbps SMPTE 292M compatible optical compatible optical
interfaceinterface
July.13.2005July.13.2005Sony CorporationSony Corporation
Basic ConceptBasic Concept for the for the interfaceinterface
Shares same structure as 1.5Gb/s SDI.Shares same structure as 1.5Gb/s SDI. A low delay real-time interface with timing A low delay real-time interface with timing
reference signals up to 10Gb/s.reference signals up to 10Gb/s. Transmission length up to 2 km.Transmission length up to 2 km. Adopts existing transmission module.Adopts existing transmission module.
• Uses “XFP” designed for 10Gb-E or Fibre channelUses “XFP” designed for 10Gb-E or Fibre channel Primary payloads.Primary payloads.
• 4k4k 2k D-Cinema image2k D-Cinema image• 1080/50P and 1080/60P HDTV image1080/50P and 1080/60P HDTV image• Up to 5 channels of 1.5Gb/s SDI Up to 5 channels of 1.5Gb/s SDI
Real-Time Synchronous Real-Time Synchronous InterfaceInterface
Clock FrequencyClock Frequency• FFckck = 74.25 MHz = 74.25 MHz 144 = 10.692GHz144 = 10.692GHz• Complies with S274M digital representation.Complies with S274M digital representation.• Locked to 74.25MHz Image Sampling clock.Locked to 74.25MHz Image Sampling clock.• 7.2 times F7.2 times Fckck with S292M ( 1.5Gb/s SDI ) with S292M ( 1.5Gb/s SDI )
I/O stream for the interface is 1.5Gb/s SDI. I/O stream for the interface is 1.5Gb/s SDI. • SMPTE 292M or SMPTE 372M can be SMPTE 292M or SMPTE 372M can be
embedded.embedded.• 1.5Gb/s Timing Reference Signals are 1.5Gb/s Timing Reference Signals are
completely maintained through 10Gb/s SDI.completely maintained through 10Gb/s SDI.
Transmission module for Transmission module for 10Gbps 10Gbps
XFP MSA v3.1 XFP MSA v3.1 XFP is used forXFP is used for• OC192/STM-64 9.95 Gb/s OC192/STM-64 9.95 Gb/s • 10 Gigabit FC 10.5 Gb/s 10 Gigabit FC 10.5 Gb/s • ITU-T G.709 10.7 Gb/s ITU-T G.709 10.7 Gb/s • IEEE802.3ae 10.3 Gb/s IEEE802.3ae 10.3 Gb/s
(10 Gigabit Ethernet )(10 Gigabit Ethernet )And…And…• 10Gb/s-SDI 10.69Gb/s10Gb/s-SDI 10.69Gb/s 1,310 nm1,310 nmLASER LASER
wavelengthwavelength
2 W2 W (Transceiver)(Transceiver)
Power Power ConsumptionConsumption
7878 1818 88 mmmmDimensionDimensionSpecificationSpecificationDescriptionDescription
Trend of XFP market priceTrend of XFP market price
This forecast is derived from one of Japanese manufacturer.
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Applications beyond 1.5Gb/sApplications beyond 1.5Gb/s
Applicable image formatsApplicable image formats
Input VideoInput Video Sampling Sampling StructureStructure
QuantizatioQuantization n Frame RateFrame Rate InterfaceInterface
Bit RateBit Rate4k4k 2k 2k DCDMDCDM 24P24P 10.7Gbps10.7Gbps
2k2k 1k 1k DCDMDCDM 4:4:4 XYZ4:4:4 XYZ 12 bit12 bit 48P48P 1.5Gbps x 41.5Gbps x 4
2k2k 1k 1k DCDMDCDM 24P24P 1.5Gbps x 21.5Gbps x 2
1080/50P,601080/50P,60PP 4:4:4 RGB4:4:4 RGB 10 or 12 10 or 12
bitbit 50P, 60P50P, 60P 1.5Gbps x 41.5Gbps x 4
1080/50P,601080/50P,60PP
4:2:2 4:2:2 YCYCBBCCRR
10 bit10 bit 50P, 60P50P, 60P 1.5Gbps x 21.5Gbps x 2
1080/60i etc.1080/60i etc.( Full Bit ( Full Bit
5ch.) 5ch.) 4:2:2 4:2:2 YCYCBBCCRR
10 bit10 bit 24P,25P, 24P,25P, 30P 50i,60i30P 50i,60i 1.5Gbps x 51.5Gbps x 5
Block diagram for Block diagram for the 10Gbps interface the 10Gbps interface
7.7 Gb/s DCDM (4k
2k/24P)
3Gb/s HD 2ch.
(1080/50~60P)
1.5Gb/s HD 5ch.
(1080/50~60i)
8B/10B Encoder
Serializer Sync inserter
Byte Array
FormatterE to O ( XFP )
O to E ( XFP )
Deserializer Sync separator
8B/10B Decoder
SDI Stream
generator
1.5Gb/s SDI N
1.5Gb/s SDI N
Timing Reference Signal
Timing Reference Signal
10Gb/s fiber
10Gb/s fiber
Line structure of 1.5Gb/s Line structure of 1.5Gb/s SDI@30HzSDI@30Hz
Note: 10.692×109 bit/s 30 frame 1125 line = 316,800 bit/line
10bit each for Y and C
8bit x 2 stream
10bit x 2 stream
Active VideoActive VideoSAVSAVHANCHANCEAVEAV2,400350
10bit -> 8bit array
8B/10B Encode
Active VideoActive VideoSAVSAVHANCHANCEAVEAV2,400350
Active VideoActive Video StuffingStuffingSAVSAVHANCHANCEAVEAV240k35k 41.8k
1 bit10G serial
data
x 5 channels ( 10 stream total )
316,800 bit
Active VideoActive VideoSAVSAVHANCHANCEAVEAVSDI data
1,920 sample280 sample
1 Line
Byte arra
y
Coded
data
4k4k 2k @24Hz DCDM 2k @24Hz DCDM MappingMapping
DCDM Level 1
DCDM level 3 4
Map to S372M 4 ( S292M
8 ) Map to
10Gb/s interface
4096pixel x 3 x 12bit x 2160Line
4096pixel x 3 x 12bit x 2160Line
2048 x3 x12bit x 1080Line
2048 x3 x12bit x 1080Line
( 8192 pixel x 3 = 24,576 sample ) x 12bit x 1080 Line( 8192 pixel x 3 = 24,576 sample ) x 12bit x 1080 Line( 8192 pixel x 3 = 24,576 sample ) x 12bit x 1080 Line( 8192 pixel x 3 = 24,576 sample ) x 12bit x 1080 Line
2048 x3 x12bit x 1080Line
2048 x3 x12bit x 1080Line
2048 x3 x12bit x 1080Line
2048 x3 x12bit x 1080Line
2048 x3 x12bit x 1080Line
2048 x3 x12bit x 1080Line
2048 x3 x12bit x 1080Line
2048 x3 x12bit x 1080Line
2048 x3 x12bit x 1080Line
2048 x3 x12bit x 1080Line
2048 x3 x12bit x 1080Line
2048 x3 x12bit x 1080Line
2048 x3 x12bit x 1080Line
2048 x3 x12bit x 1080Line
Virtual Process
4k4k 2k @24Hz Line 2k @24Hz Line structurestructure
Note: 10.692×109 bit/s 24 frame 1125 line = 396,000 bit/line
Active VideoActive VideoSAVSAVHANCHANCEAVEAV
12bit
XX81918191 YY81918191 ZZ81918191…………YY11XX11ZZ00YY00XX00Image
data for a line
1 Line ( 8192 pixel x 3 =8192 pixel x 3 = 24,576 sample )
24,576 sample1,824 sample12bit
12bit -> 8bit array -> 8B/10B Encode
Active VideoActive VideoSAVSAVHANCHANCEAVEAV
36,8642,736
10bit
Active VideoActive VideoSAVSAVHANCHANCEAVEAV368,64027,360
1 bit10G serial
data396,000 bit
TRS / ANC
addition
Coded data
4k4k 2k @24Hz Frame 2k @24Hz Frame structurestructure
EAEAVV HANCHANC SASA
VVActive Video : XYZ 12bitActive Video : XYZ 12bit
( 8192 sample( 8192 sample 3ch3ch 1080 1080 Line )Line )
0 24,5
75
1
1125
24,5
76
26,3
99
24,576 sample1,824 sample
4142
:
1122
:1121
Line number
Sample number
Data for
Line 1
Experimental HardwareExperimental Hardware
Every component used in the hardware is a commercial Every component used in the hardware is a commercial product.product.
Transmission performanceTransmission performance
24h transmission test with 2km fiber was completed with no error.24h transmission test with 2km fiber was completed with no error.
93.52 psec93.52 psec
SummarySummary Practical optical interface for 10 Gb/s image Practical optical interface for 10 Gb/s image
transmission was confirmed by experiments.transmission was confirmed by experiments. All Formats defined in S274M ( e.g. 4:4:4, 1080/60P ) All Formats defined in S274M ( e.g. 4:4:4, 1080/60P )
and 4kand 4k 2k D-Cinema image can be transmitted.2k D-Cinema image can be transmitted. Error free transmission over 2km has been Error free transmission over 2km has been
confirmed.confirmed. No exclusive component is needed for the interface.No exclusive component is needed for the interface. Estimated hardware cost would be around twice as Estimated hardware cost would be around twice as
much as current 1.5Gb/s SDI.much as current 1.5Gb/s SDI. Is the interface worth standardizing?Is the interface worth standardizing?