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PAVAN KUMAR S

1SP08IS030

S. E. A COLLEGE OF ENGINEERING ANDTECHNOLOGY

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10 gb DATA

NB :Checkoutmynewsoftware

buddy!!!

SANTO:DONTsend

desktop

shortcut

ra..!!!

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LIGHT PEAK

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HIGH SPEED OPTICAL CABLE TECHNOLOGYHIGH BANDWIDTH

UNIVERSAL CONNECTOR

SUPPORTS MULTIPLE PROTOCOLS

10Gb/sto100Gb/s

singleuniversalreplacementforcurrentbuses

multipledevicescanbeconnectedsimultaneously

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TYPES OF BUSESserialbusandparallelbus

internalbusandexternalbus

EVOLUTION OF BUSconnectscomputercomponents

CONCEPT OF BUS

singlesharedbustospecializedbuses

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SCSI (Small Computer System Interface)

usedforharddisksandtapedrives

connectscomputerandperipheraldevices

serialbus

FIREWIRE(IEEE 1394 interface) (1995)networkcards,soundcards

connecthardwaredevices

CONVENTIONAL PCI (1993)

personalcomputers,digitalaudio,digitalvideo

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USB (1996)

SATA(Serial Advanced Technology Attachment)(2003) PCI Express (Peripheral Component InterconnectExpress) HDMI (High-Definition Multimedia Interface) Display Port

serialbus,connectsmassstoragedevices

standardconnectionmethodserialbus,connectcomputerperipherals

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Todays Challenges Continueddemandformorebandwidth

Todaysinterconnectsnearingpracticallimits

Desireformoreflexibledesigns,thinnerform

factorsandnewusagemodels

Toomanydifferentcablesandconnectors

Demandforsimplifiedconnectivity

8

8

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Opportunity: Cost-effective, miniature opticalcomponents for mainstream devicesElectricalwiresgeneratefield;photonsdont

oLengthincreased

oBetterinterfaces

Lighthasnomass

oFastertransfer

LightPeakimplementsthisopticaltechnology

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SPEEDMULTIPLE PROTOCOLSBI-DIRECTIONAL TRANSFERQUALITY OF SERVICE IMPLEMENTATIONHOT PLUGGABLEOPTICAL FIBRE BUNDLED WITH COPPER.

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LIGHT PEAK SYSTEM COMPRISESAfiberopticcable

Acontroller

Anopticmodule

Aconnectoroneachdevice

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1. LIGHT PEAK CABLE

125micronswide

100meterslength

Plasticlayercoatingforprotection.

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2. CONTROLLER CHIPhandlesmultipleprotocols

controlsprioritybasedtransfer

3. OPTICAL MODULEconvertselectricalsignalstophotons,vice-versa

size:12mmby12mm

drives2opticalports

4. CONNECTORendofopticalfiber

quickconnectionandremoval

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CONNECTORS

OPTICAL

MODULES

CONTROLLER

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FIBRE OPTIC COMMUNICATIONlightpulsesoveropticalfibre

SYSTEM COMPONENTS1) TRASNMITTER

electricaltooptical

lightpeakusesVCSELs

perpendicularemission

lowpower,lowcost

2)RECEIVER

maincomponent-photodetectorconvertslightintoelectricity

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Laptop with light peak on May 4, 2010

MacPromotherboard

1080pvideo,LANandstoragedeviceson30mcable

Fully functional system at 2009 IDF

2distinctHDvideosendsimultaneously

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Higher Bandwidth10Gb/sto100Gb/s

Longer, thinner cables and small connectors100meterslong

Supports multiple existing protocols over single cable

supportmultipledevicesuniversalconnector

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LIGHT PEAK wins here over high speed ethernet!!!CanUploadandDownloaddataatsamespeedsimultaneously.

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LightPeakthefastest???

NO!!!

Thenwhylightpeak?

Whileitisnotthefastest,fewprotocolsbeatthetheoretical

transferspeedbymuch.

Achameleonoftransfercabletechnology.

SendHDVideo???Usethiscable

Sendlargedatafiles???Usethiscable

Sendbothatsametimewith1connection???Thenuse

onlylightpeak

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ComparingLightpeak1. Slow slow wireless speedWirelessN(802.11n)canreach160Mb/sinthe

realworld.

Lightpeak60timesfaster.

Fasterwirelessstandardswillcome,butnothing

evenclosetolightpeak.

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2. Cables make difference with EthernetGivesfull1gb/s.

Thefastestethernetonthemarketis10Gigabit

Ethernet(10GBase-T),and100GigabitEthernet

isunderdevelopment.

Thestandardalsomakesuseoffiberopticcable

toachievethesetransferrates.

ComparingLightpeak

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ComparingLightpeak

3. USB leaps ahead with 3.0ThelatestUSB3.0connectorsarestartingtomakean

appearance.

USB3.0isratedat4.8Gb/s.

USBatbestitwillbeonlyhalfthespeedofLightPeak.

http://gigaom.com/2009/08/14/everything-you-need-to-know-about-usb-3-0/http://gigaom.com/2009/08/14/everything-you-need-to-know-about-usb-3-0/http://gigaom.com/2009/08/14/everything-you-need-to-know-about-usb-3-0/http://gigaom.com/2009/08/14/everything-you-need-to-know-about-usb-3-0/

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ComparingLightpeak

4. Firewire isnt dead yet!CompetitortoUSB,butlosingitspopularity,but

stillitsprogressing.

TheFireWireS3200isplannedtoreach3.2Gb/s.

C

http://en.wikipedia.org/wiki/Firewire_800http://en.wikipedia.org/wiki/Firewire_800

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ComparingLightpeak

5. Hard drives gets speedy with SATA 6gb/s.Harddrivesneedtobespeedy,andanewSATA

protocolwasrecentlyreleased,SATA6Gb/s.

Itremainscompatiblewitholdersystemsandhard

drives.

Needtohavetherightmotherboardtotake

advantageofthelatestspeedincrease.

C i Li h k

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ComparingLightpeak

6. Video takes the cake: HDMI & DISPLAY PORTHDMIversion1.3andhigherwilltransferat10.2Gb/s.

whileDisplayPortcangoupto10.8Gb/s.

TheseareslightlybetterthanLightPeak,buttheyaremostly

designedforvideo.

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Utilization of bandwidthPotentially expensiveDifficulty of transition from electric to optical

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Standardize Light Peak

Intel supply controller chip Collaborative effort with optical component manufacturers

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Next generation interconnect technology Overcomes current performance limitations Key Benefits Production stage Standardization of Light Peak

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www.intel.com/go/lightpeakwww.lightpeakinfo.comhttp://lowendmac.com/ed/fox/09ff/light-peak.html

WHENLIFEHASQUESTIONS,HASANSWERS!!!OOGLE

http://www.intel.com/go/lightpeakhttp://www.lightpeakinfo.com/http://lowendmac.com/ed/fox/09ff/light-peak.htmlhttp://lowendmac.com/ed/fox/09ff/light-peak.htmlhttp://lowendmac.com/ed/fox/09ff/light-peak.htmlhttp://lowendmac.com/ed/fox/09ff/light-peak.htmlhttp://www.lightpeakinfo.com/http://www.intel.com/go/lightpeak

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