Service-Assured Video over DSL Chipset

copyright 2005,Confidential and Proprietary Rim Semiconductor, Inc

OPTIMIZEDFOR IPTV

+ 50% FURTHER REACH

> THAN 1/2ACCESS COST

+ 30% VIDEOPAYLOAD1/5 THE

LATENCY

- 80% MPEGARTIFACTS

Solving the Video Delivery

problems of VDSL2


Ensuring the highest quality video experience

OPTIMIZEDFOR IPTV

+ 50% FURTHER REACH

> THAN 1/2ACCESS COST

+ 30% VIDEOPAYLOAD1/5 THE

LATENCY

- 80% MPEGARTIFACTS

Saturday, April 8, 2023 ©Rim Semiconductor CompanyConfidential and Proprietary – Do Not Distribute

Page 3

Ensuring the 26Mb/s experienceEnsuring the 26Mb/s experience

Embarq is the only DSL chipset tailored to fit the unique transport needs of the video network

Both SBC’s IPTV lab & analysts predict demand for three simultaneous broadcast channels in the Digital Home

New HDTV sets now selling for $800 each


Page 4


Both SBC’s IPTV lab & analysts predict demand for three simultaneous broadcast channels in the Digital Home

SBC IP-TV: Likely Initial Bandwidth Allocation

HD TV (1 stream @ 9.3 Mbps) 9.3SD TV (3 streams @ 2.1 Mbps) 6.3Picture-in-Picture (4@ 200Kbps) 0.8Internet (3Mbps peak) 1.0VoIP (4 streams) 0.5Overhead 2.1Total 20.0Source: SBC, Merrill Lynch.

THE DIGITAL HOME: Realistic Demand

HD TV (3 stream @ 7 Mbps – MPEG4) 21Picture-in-Picture (3@ 130Kbps – MPEG4) 0.4Internet (3Mbps peak + STREAMING) 1.6VoIP (4 streams) 0.5Overhead (QOS ASSURANCE) 2.5Total 26.0

Source: Rim Semiconductor


Page 5







THE ONLY FRESH DSL DESIGN TAILORED FOR VIDEOREADY TO CARRY THE BANDWIDTH REQUIRED

VDSL2

HDTVHDTVSDTVSDTV

SDTVSDTV

SDTVSDTV

VOICEVOICE

DATADATA QOSQOS

EMBARQ

HDTVHDTV

HDTVHDTV

HDTVHDTVVOICEVOICE

DATADATA QOSQOS


Page 6







THE ONLY FRESH DSL DESIGN TAILORED FOR VIDEOREADY TO CARRY THE BANDWIDTH REQUIRED

VDSL2

HDTVHDTVSDTVSDTV

SDTVSDTV

SDTVSDTV

VOICEVOICE

DATADATA QOSQOS

EMBARQ

HDTVHDTV

HDTVHDTV

HDTVHDTVVOICEVOICE

DATADATA QOSQOS


Page 7

for the 26Mb/s digital homefor the 26Mb/s digital home


1Kft 2 3 4 5 6 7

ban

dw

idth

100

-

80

-

60

-

40

-

20

-

0

reach

26Mb/sDIGITAL

HOME

VDSL2VDSL

EMBARQ TM

50% MORE REACH

VDSL2 = promised, not actual Embarq = actual measured


Page 8



26Mb/sDIGITAL

HOME

• Video is the killer app for DSL

SERVICEDELAY

TOLERANT

NOISE

TOLERANT

VOICE NO YES

DATA YES NO

VIDEO NO NO

• Video demands mandatory QOS forreliable VoDSL


Page 9


• 20Mb/s service is NOT enough

• 4Kft reach is NOT enough

• VDSL2 QOS is NOT enough

• VDSL2 just tries to leverageold VDSL technology

• Only Embarq deliversfresh thinking tailoredfor today’s video network

VDSL2

HDTVHDTV

SDTVSDTV

SDTVSDTV

SDTVSDTV

VOICEVOICE

DATADATA QOSQOS


EMBARQ

HDTVHDTV

HDTVHDTV

HDTVHDTVVOICEVOICE

DATADATA QOSQOS


Page 10

time

ban

dw

idth

1999 2005 2006

Technology BreakthroughTechnology Breakthrough

• Eqpt. Mnf. at dead-end w/ VDSL2:- fruitless work-arounds- FTTC / FTTH irrational- Bonding not realistic- VDSL2 just stretching old tech

HDSLSDSL

ADSLADSL2

ADSL2+

VDSL

VDSL2

SPECTRUM MANAGEMENT

50% MORE RTs, 4Kft REACH

PAIR BONDING

SERVE ONLY 20Mbps

26

Mb

ps

B

AR

RIE

R2

6M

bp

s

BA

RR

IER

• HDTV Carrier needs 26Mb/s

WORKAROUNDS

EMBARQ

• Embarq offers the unique DSLAM / CPEsolution to get the job done RIGHT

THE ONLY DSLAM PRODUCT DIFFERENTIATOR AVAILABLE

TO HELP YOU PENETRATE ALCATEL’S DOMINANCE


Page 11

Delivering the DSL Technical Advantage Video-Optimized:

REDUCED JITTER

LESS DELAY

LOWER LATENCY

Longer Reach

Higher Bandwidth

Larger Payload

26M @ 4Kft

26M @ 4Kft


Page 12

Reducing Jitter & Delay for HDTV Reducing Jitter & Delay for HDTV

fresh DSL thinking

• Fine Image Detail

• Fast Motion

• Moving Background

• MPEG Artifacts


Page 13

•

• Artifacts are additive and cannot be removed

• Phi layer jitter & delay must be minimized for video

• Embarq minimizes packet jitter & delay better than VDSL2:- inherent noise tolerance- dynamic noise management- no DSLAM entraining- higher aggregate bandwidth- 20% higher downstream allocation

APPLICATION

PRESENTATION

SESSION

TRANSPORT

NETWORK

DATALINK

PHYSICAL

APPLICATION

PRESENTATION

SESSION

TRANSPORT

NETWORK

DATALINK

PHYSICAL


fresh DSL thinking

• Artifacts get embedded at every layer of the protocol stack

DUPLICATE PACKETS

INTER-PACKET JITTER

OUT-OF-ORDER PACKETS

PACKET LOSS


Page 14

EMBARQ


fresh DSL thinking

• MPEG Artifacts with VDSL2

• Preserves Detail

• Renders Fast Motion

• Moving Background

• MotionPixilation

• Lost Detail


Page 15

Shannon’s limit

REACH (Copper Attenuation)

Ban

dw

idth

Embarq!

VIDEO-CENTRIC BANDPLAN

Delivering the DSL Technical Advantage

OPTIMIZED FOR VIDEO

• Embarq applies four common-sense technical advances to bring DSL perfor-mance closer to Shannon’s Limit

INHERENT NOISE REJECTION

DYNAMIC NOISE REDUCTION

NO DSLAM TRAINING

WHAT IF YOU COULD APPROACH Shannon’s Limit?

VDSL2

REDUCED DELAY, JITTER

HIGHER BW THRUPUT


Page 16

Delivering the DSL Technical Advantage Video-Centric Bandplan

Short Frames

Multi-wideband

Inherent SNR Advantage

Dynamic SNR

No DSLAM Training

26M @ 4Kft

26M @ 4Kft

fresh DSL thinking


Page 17

The only “Intelligent BandPlanTM” tailored tothe demand for downstream video

feature DOWNSTREAM UPSTREAM

video 100% 0%

Data 60% 40%

Internet 70% 30%

Voice 50% 50%

Embarq100%

MAX

5%

VARIABLE

VDSL2 80%

MAX

20% FIXED

• Today’s internet useage:60% of traffic is symmetric, peer-to-peer

• Thus 20% of spectrum permanently allocated upstream makes sense

• But tomorrow’s video network:95% of BW is downstream,needs 12:1 U/D ratio

• Fixed upstream allocation used in VDSL2 cripples video

• Only Embarq is tailored to effectively serve downstream video networking

Video-Centric BandplanVideo-Centric Bandplan

fresh DSL thinking


Page 18

Ratio of Traffic Load

Video-Centric BandplanVideo-Centric Bandplan

30Mhz

9.3Mbps

VIDEOFEED

UPSTREAM UPSTREAM UPSTREAM

DNSTREAM DNSTREAM DNSTREAM

EMBARQ

VDSL2

DOWNSTREAM UPSTREAM

Embarq100%

MAX

5% VARIABLE

VDSL280%

MAX

20%

FIXED

COPPER SPECTRUM

0 1Khz 1Mhz 3Mhz 5Mhz 7Mhz 12Mhz

T H E x D S L S P E C T R U M B A N D P L A N

fresh DSL thinking

THE ONLY FRESH DESIGN TAILORED FOR HDTV


Page 19

Noise is bursty in timeNoise is bursty in time

To obtain short frames & symbols,we adopted Wideband Modulation

• Short frames can survive bursty noise

fresh DSL thinking

No

ise

Po

wer

Time

DATA DATADATA DATA DATA DATA DATARESEND RESEND RESEND RESEND

No

ise

Po

wer

Time

DATARESEND RESEND

DMT uses Narrowband Modulation with long frames

DATA DATADATA DATA DATA DATA DATA

More payload survives using short frames


Page 20

Wideband ModulationWideband ModulationA

tten

ua t

ion

Frequency

To obtain short frames & symbols,we adopted Wideband Modulation

Modulation

• Wideband Modulation = short symbols = short frame size

12Mhz

1)We all agree that multi-carrier modulation optimal for throughput

2) But DMT is not the ideal multi-carrier modulation scheme

fresh DSL thinking


Page 21

Wideband + MultiCarrierWideband + MultiCarrierA

tten

ua t

ion

Frequency

Problem: Wideband alone = inefficient match to copper’s attenuation curve

Modulation

Att

enu

atio

n

Frequency

Modulation

Solution: Multiple channels of modulation efficiently match copper attenuation

• MultiCarrier Wideband Modulation = short frame + copper optimization

fresh DSL thinking


Page 22

No

ise

Po

wer

Time

VDSL2RESEND RESEND RESEND

Inherent Noise ToleranceInherent Noise Tolerance

• Short frame size ~ 1/50th of the VDSL2 FRAME

LOW THROUGHPUT . . . HIGH LATENCY!!

THE VIDEO KILLER

VDSL2DATA DATA DATA

NOISE NOISE NOISE

YIELDS20mb/s thruput with 0 payload

DATA DATA DATA DATA DATA DATA DATA DATA DATA DATA DATA DATA

fresh DSL thinking

EMBARQ

DATA RESEND DATA DATA RESEND RESEND RESEND DATA DATARESEND RESEND

EMBARQ

HIGH LATENCY!!!!


Page 23

VDSL2RESEND RESEND RESEND

Inherent Noise ToleranceInherent Noise Tolerance

• Short frame size

VDSL2DATA DATA DATA

NOISE NOISE NOISE

SUPERIOR BANDWIDTH, MINIMAL LATENCY

YIELDS20mb/s thruput with 0 payload

26mb/s thruput with 18Mb/s payload


fresh DSL thinking

EMBARQ

DATA RESEND DATA DATA RESEND RESEND RESEND DATA DATARESEND RESEND

EMBARQ


Page 24

No

ise

Po

wer

VDSL2

Time

Time

No

ise

Po

wer

Adaptive Noise ManagementAdaptive Noise Management

• Short frame size also enables dynamic noise rejection, adaptive on-the-fly

DATA DATA DATA DATA DATA DATA DATA DATA DATA DATA DATA

EMBARQ

Constant SNR Floor

Dynamic SNR RejectionLevel

UP TO 8 Db GAIN

fresh DSL thinking


Page 25

Time

No

ise

Po

wer

Adaptive Noise ManagementAdaptive Noise Management

• Short frame size also enables dynamic noise rejection, adaptive on-the-fly

Dynamic SNR RejectionLevel

UP TO 8 Db GAIN

• Adaptive SNR performed at RECEIVER ONLY

• DSLAM Training NOT REQUIRED

• VDSL2 attempts Adaptive SNR called “Adaptive Bit Loading”

which requires DSLAM Training = LATENCY

fresh DSL thinking


Page 26

• Adaptive SNR performed at RECEIVER ONLY

• DSLAM Training NOT REQUIRED

• VDSL2 attempts Adaptive SNR called “Adaptive Bit Loading”

which requires DSLAM Training = LATENCY

Eliminate DSLAM EntrainingEliminate DSLAM Entraining

• VDSL2 attempts adaptive noise management using DSLAM entraining:

VDSL2 CPE

DSLAM

SENDTRAINING

SIGNAL

RECEIVETRAININGREPLY

SENDDATAFRAMES

EMBARQ CPE

DSLAM

fresh DSL thinking

SENDDATAFRAMES

• Higher Throughput

• Higher Payload

• Higher Jitter

• Higher Delay

Which approach best serves your video access needs?


Page 27

Reducing Latency by 80%Reducing Latency by 80%

• Embarq eliminates the need for DSLAM training

fresh DSL thinking

VDSL2 CPE

DSLAM

EMBARQ CPE

DSLAM

• Embarq’s short frame size ~ 1/50th of VDSL2


• Short frames speed up the packet re-send task

• VDSL2 frames take up to 100 times longer to recover from packet loss:- 50 times longer to receive damaged packet- 50 times longer to re-send duplicate packet

aggregate 5:1 reduction in latency at the system level


Page 28

Architectural ComparisonArchitectural ComparisonTHE ONLY FRESH DESIGN TAILORED FOR HDTV

1) Assymetry = HDTV downstream

2) Payload = no delay, jitter, latency

Shannon’s limitsolving noise

Embarq VDSL2

fresh DSL thinking

Video requires

Video-CentricBandplan

Rigid 20%Permanently

Allocated Upstream

100% spectrum utilization withTDD

100% downloadon demand

• Adaptive Bit Loading

• DSLAM Entraining

• Analog Filters

• Inherent SNR• Dynamic SNR

• No DSLAM training






Page 29

What Embarq offers the Equipment Manufacturer

26M @ 4Kft

26M @ 6Kft


Page 30

Tam BreakthroughTam Breakthrough

Source: INSTAT

Emba

rq

Emba

rq

VDSL2

Embarq’s longer reach and lower cost of deployment will increase theTotal Addressable Market (TAM)

26Mb/s for the Digital Home will assure carriers of Cable-Competitive Services & increase VDSL demand


Page 31

Manufacturer BenefitsManufacturer Benefits

• Larger Market - based on carrier demand for superior performance

• More responsive development from Rim Semiconductor than from the VDSL2 development teams

• Higher manufacturer margins – carrier will pay a premiumfor superior video performance & lower network cost

• 50% reduction in cost of video access network for carriers

• Penetrate Alcatel dominance with unique differentiation

Source: INSTAT

Emba

rq

Emba

rq

VDSL2


Page 32

U-Drive Demo BenchU-Drive Demo Bench

U-Drive Test Bed

24 AWG

26 AWG

4 separate cable spools at 10Kft

IP ROUTER 26 Mb/sIP STREAM

SOURCE FEED EQUIPMENT:

+ 3x HiDef TV channels

+ 3x VOIP audio loops

+ VPN traffic simulator

+ ONLINE GAMING

+ INTERNET streaming video source

Next Level VDSLDSLAM (ATM)

Embarq chipset, inworking IP-dslamconfiguration

Next LevelCPE

Embarq chipset, inworking modemconfiguration

EthernetBandwidthMeters

HDTVDropoutMeters

MeasureAggregateVDSL Bandwidth

Ratio of Aggregate Transport BWVs resulting Ethernet = packet re-send

LatencyMeters

VOIP phone

VOIP phone

PC

PC

User-Configurable QOS settings for VPN, VOIP, and HDTV streamson both VDSL & Embarq

VDSL1 results

Embarq results

Control for adjusting User-Configurable copper length settings to change “reach” from 2Kft to 5Kt in 0.5Kft increments

3X VIDEOENCODER

ATM ROUTER 26 Mb/sATM STREAM

( Two separateDSLAMs)

24 AWG

26 AWG

Patch panel for turning separate feeds on & off

INTERFERENCE GENERATOR


DISTANCE FROM THE CENTRAL OFFICE AMBIENT NOISE / INTERFERENCE

LOW HIGHLOW HIGH

the U-Drive Test Benchthe U-Drive Test Benchfor the 26Mb/s digital homefor the 26Mb/s digital home

VDSL2VDSL2

EMBARQEMBARQ

VOIP GAMING / MUSIC HDTV-1 HDTV-2 HDTV-3 SOHO / VPN VOIP


Page 34

Delivering unique value for carriers’ business goals

26M @ 4Kft

26M @ 6Kft

• Assuring Cable-Competitive Services

• Leapfrogging Cable Services

• Enabling Cable-Competitive Video at Lowest Cost

• Enabling Higher ROI than Cable


Page 35

Cable-Competitive Video ServicesCable-Competitive Video Services

EXISTING COPPER

EXISTING CABINETS (RTs)

understanding your customer

BATTLE FOR THEDIGITAL HOME


• 26Mb/s lets carrier leapfrog analog cable serviceswith turnkey broadband solution supportingbundled voice, video, & data at lower system cost than Digital Cable

• 26Mb/s @ 6Kft enables cable-competitive level of service: - 3x HDTV - 1.5 Mb/s Internet - Voice-over-IP


Page 36

Cable-Competitive Video ServicesCable-Competitive Video Services

• Analog Cable is limited to 60 ~ 200 fixed channels,Digital Cable is limited to 200 ~ 500 fixed channels

• IPTV can access 10,000 channels on-demand

• Customer choice is a powerful market driver


• 120 Channels or 10,000? . . . the power of CHOICE!

U.S. RURAL TELECOM ASSOCIATION:

“ 57% of cable subscribers will switch to IPTV based upon expanded choice of programming”


Page 37


EXISTING COPPER


EXISTING COPPER



Giving the Carrier Higher ROIGiving the Carrier Higher ROI


• Carrier leveraging existing Copper Plant- paid off 20 years ago

• Cable still amortizing new digital plant- carrying higher system cost

• Carrier can offer cut-rate pricing,capture cable subscribers,& still maintain profit margins


Page 38

Lower Cost of Video over CopperLower Cost of Video over Copper

TYPICAL C

USTOMER SERVICE A

REA (CSA) :

600 SUBSCRIBERS R

EACHING O

UT 12Kft

• Today’s typical CSA & copper plant

REMOTE TERMINAL (RT)HOUSING THE DSLAM

• Embarq’s extended reach requires the fewest RTs - up to 56% less cost

• No VDSL service will reach 12Kft - more RTs must be deployed to deliver VDSL

• Fewer new RTs = faster deployment





Page 39

4Kft - VDSL2

4Kft - VDSL2

4Kft - VDSL2

Cost of VDSL2 TransportCost of VDSL2 Transport

REMOTE TERMINAL (RT)HOUSING THE DSLAM

• Today’s typical VDSL2 serves 20Mb/s to 4Kft

• RT cost = $130K- new right-of-way- new permitting- new cabinet- new power- new DSLAM- new binder groups

• Seven additional RTs required

• VDSL2 upgrade = $910K



Page 40

Cost of Embarq TransportCost of Embarq Transport

TRADITIONAL 12KftSERVICE AREA

• VDSL2 upgrade = $910K (7 new RTs)

4Kft - VDSL2

4Kft - VDSL2

4Kft - VDSL2

4Kft - VDSL2

4Kft - VDSL2

4Kft - VDSL2

4Kft - VDSL2

4Kft - VDSL2

• Embarq serves 26Mb/s out to 6Kft



Page 41



• VDSL2 upgrade = $910k (7 new RTs)

• Embarq serves 26Mb/s out to 6Kft

• Embarq upgrade = $400k (3 new RTs)

• Saves $510k = 56% less cost

6Kft - EMBARQ 6Kft - EMBARQ

6Kft - EMBARQ

6Kft - EMBARQ

• Avoids installation of 4 additional RTs



Page 42


6Kft - EMBARQ


• Investing $910k in Embarq (4 more new RTs)

• Embarq serves 17Kft CSA

6Kft - EMBARQ 6Kft - EMBARQ

6Kft - EMBARQ

6Kft - EMBARQ

6Kft - EMBARQ

6Kft - EMBARQ

6Kft - EMBARQ

• Same investment yields40% greater CSA



Page 43

Lower Cost of Video over CopperLower Cost of Video over Copper

• 6Kft reach reduces network deployment cost 56%

• 57% reduction in new RTs accelerates time to market

• 26Mb/s @ 6Kft enables 40% higher coverage than VDSL2

• 26Mb/s minimizes OPEX by minimizing truck-rolls for provisioning trouble

enabling cost-effective broadband over copper for new integrated Video Services



Page 44

Delivering Crucial Carrier ValueDelivering Crucial Carrier Value

Ensures Cable-Competitive Services

Leapfrogs Cable Services

Delivers Lowest Network Cost

Minimizes Operating Costs

Accelerates time-to-market

Enables Higher ROI than Cable



Page 45

Delivering Embarq• Logical evolution of FPGA to ASSP

• Better for you, better for us

• Build your design optimization into ASSP

• Faster Time-to-Market

• HelloSoft qualifications- deep in xDSL- proven 100Mb/s silicon- deep in QOS- deep in EMS


Page 46

Development ScheduleDevelopment Schedule

FPGA version scheduled for release January 2006 Two customers will be supported ASSP version available in first half 2006

Ordering for Part # FPGA30 includes:

1) two circuit boards ( one for the CPE, one for the DSLAM) with Embarq technology present in FPGA form.

2) InSite software application for testing and simulating various loop conditions

3) Written Test Plan

4) Product Documentation

5) Dedicated Field Application Engineer


Page 47

ContactContact

Brad Ketch, President & CEO of Rim Semiconductoris visiting China soon and would like to schedule talks with VoDSL & IP-DSLAM product managers at Huawei

Should you wish to meet with Mr. Ketch, please arrange schedules with his secretary, Ms Laurie Evans at 503-257-6700, or email at [email protected]

For immediate questions, contact Richard Hurn, Marketing Director at503-286-0894, email [email protected]

Website www.rimsemi.com

Thank You for viewing!

mailto:[email protected]

mailto:[email protected]

http://www.rimsemi.com/


Page 48

PERFORMANCE TAILORED FOR THE VIDEO NETWORK

The Video-Tailored SolutionThe Video-Tailored Solution

• Fresh thinking delivers DSL tailored for the Video Network

SHORT FRAMES = Inherent SNR advantage,

50% Longer Reach,

62% Lower CAPEX

DYNAMIC SNR = Higher Thruput, Less Latency

NO DSLAM TRAINING = Higher Thruput, Less Latency

SMART BANDPLAN = 20% More Video Download

10 BINS vs 4096 = Less Processing, Lower Latency,

Smaller & Cheaper CPE

CPE

DSLAM

UPSTREAM UPSTREAM UPSTREAMDNSTREAM DNSTREAM DNSTREAM

PERFORMANCE TAILORED FOR YOUR CUSTOMER


Page 49

VDSL2 IS A COBBLED SOLUTION BASED ON

INHERENTLY DEADEND LIMITATIONS

time

ban

dw

idth

1999 2005 2006

HDSLSDSL

ADSLADSL2

ADSL2+

VDSL

VDSL2

SPECTRUM MANAGEMENT

50% MORE RTs, 4Kft REACH

PAIR BONDING

SERVE ONLY 20Mbps

26

Mb

ps

B

AR

RIE

R2

6M

bp

s

BA

RR

IER

WORKAROUNDS

EMBARQ

• If you were designing a video access network today, would you design around VDSL2?

Delivering the DSL Technical Advantage