©2004 Intellon Corporation. All rights reserved©2005 Intellon Corporation. All rights reserved HomePlug Powerline Communications Dr. Richard Newman, University.

©2004 Intellon Corporation. All rights reserved©2005 Intellon Corporation. All rights reserved HomePlug Powerline Communications Dr. Richard Newman, University of Florida Cameron McCaskill, Intellon Corporation April 27, 2005

©2005 Intellon Corporation. All rights reserved Page 2 HomePlug Presentation  HomePlug Alliance Overview  PLC Challenges and Technologies  HomePlug Standards  Intellon Corporation  HomePlug Applications – MSO Perspective

©2005 Intellon Corporation. All rights reserved Page 4 The HomePlug Powerline Alliance  A non-profit corporation  A forum for the creation of an open standard and specification for home powerline networking products and services accelerate the demand for standards-based products sponsor market and user education programs http://www.homeplug.org/

©2005 Intellon Corporation. All rights reserved Page 6 HomePlug Alliance History  March 2000: Alliance founded by 13 industry-leading companies, Specification development process is created  May 2000: Baseline technology selected for HomePlug 1.0  June 2001: HomePlug 1.0 Specification Selection and verification completed in less than 1 year  February 2003: HomePlug AV effort is started  Today: Over 50 members strong HomePlug 1.0 based products are sold worldwide HomePlug AV Specification is in its final stages HomePlug BPL effort is underway

©2005 Intellon Corporation. All rights reserved Page 10 Powerline Medium - In-Home  Variable impulse response lengths  High attenuation  Frequency selective fading  Cyclo-stationary noise  Significant impulse noise  Episodically stable channels - unique per pair

©2005 Intellon Corporation. All rights reserved Page 14 Powerline Regulatory Environment  FCC part 15 Rules in US  Licensed bands - limits  Notching for ham bands  Emission limits (esp. > 30 MHz)  International - Variety of limits in Europe Japan may revise rules to allow PLC  State of Flux = Next gen products will include programmable notching

©2005 Intellon Corporation. All rights reserved Page 15 Powerline PHY Challenges  Usable bandwidth not contiguous  Regulatory emission limits  High noise floor Appliances RF interference  Impulse noise common  Selective, time-varying fading channels  Achieve high/full coverage  Operate near the Shannon limit

©2005 Intellon Corporation. All rights reserved Page 16 Powerline PHY Technologies  Sync detect for PCS  Modulation OFDM vs. Wavelets Symbol length, shaping Cyclic prefix (guard interval)  Forward Error Correction Copy codes Turbo codes vs. concatenated RS/CC Block size choices Cross-layer adaptation with MAC ARQ

©2005 Intellon Corporation. All rights reserved Page 17 Powerline MAC Challenges  Must support channel adaptation  Handle impulse noise events  Cope with no real PCS  Cope with no collision detection  Provide delivery guarantees for multimedia  Provide security  Be very efficient

©2005 Intellon Corporation. All rights reserved Page 18 Powerline MAC Technologies  Channel estimation  Virtual Carrier Sense  Contention-free TDMA  CSMA/CA for burst traffic  Framing  ARQ  Clock synchronization for jitter control  cryptography  RTS/CTS

©2005 Intellon Corporation. All rights reserved Page 22 HomePlug 1.0 PHY  OFDM  76 carriers used from 4.4-20.7 MHz  5.12us symbol time + 3.28us guard interval  BPSK/QPSK differential modulation  Concatenated Reed-Solomon/Convolutional code  Rate 1/2 and 3/4 code selection  Robust Performance in presence of Noise/Jammers  Up to 14 Mbps raw PHY rate/10 Mbps after coding  ROBO mode for broadcast/multicast  Physical Carrier Sense base on sync detection

©2005 Intellon Corporation. All rights reserved Page 23 HomePlug 1.0 MAC  CSMA/CA  Virtual Carrier Sense - length in FC  4 levels of priority for differentiated service  Advanced contention resolution  Variable tone map, including code rate selection  Packets of ~0.5ms to ~2ms  Packet bursting to avoid contention  Stop&Wait ARQ  56-bit DES in CBC mode for privacy  Bridging function

©2005 Intellon Corporation. All rights reserved Page 27 HomePlug AV PHY  Windowed OFDM – 917 carriers 1.8 – 30 MHz  40.96us symbol time, 4.96us rolloff  Variable Cyclic Prefix  Turbo Convolution Codes, copy codes  Robust Frame Control (-5 dB)  Robo Modes (5 & 10 Mbps)  Bit Loaded Payload Tone Maps synchronized with AC line cycle coherent modulation up to 1024-QAM 200 Mbps channel rate / 150 Mbps information rate

©2005 Intellon Corporation. All rights reserved Page 28 HomePlug AV MAC  Central Controller (CCo) for network management  Two access methods CSMA TDMA  Continuous channel adaptation  2-Level Framing with SACK 80%+ efficiency range for video  128-bit CBC mode AES-based security

©2005 Intellon Corporation. All rights reserved Page 29 HomePlug AV MAC - Medium Access  All stations in logical network associate with CCo  CCo selection by station capabilities and location  TDMA link allocations are provided by CCo CCo does call admission, schedules dynamically Beacons generated by CCo contain schedules Used by streams requiring guaranteed Quality of Service –HDTV, SDTV, Home Theater Audio, VoIP  CSMA/CA Regions specified by CCo Similar to HomePlug 1.0 For asynchronous traffic

©2005 Intellon Corporation. All rights reserved Page 30 HomePlug AV - Other Features  Advanced Network Management capabilities plug-and-play user and service provider set-up and configuration SNMP MIBs  Co-existence modes HomePlug 1.0.1 Broadband over Powerline (BPL) multi-network operation and hidden node service

©2005 Intellon Corporation. All rights reserved Page 36 HomePlug BPL Specification Status  Builds on the HomePlug AV Specification  Interoperable with HomePlug AV devices  Adds features unique to BPL Multiple CCo Management Routing & Concatenation  Leverages economy of scale of HomePlug AV Same ICs will likely support both HomePlug AV & BPL  BPL Specification Preliminary complete October 2005 Ratified November-December 2005 ICs available December 2005

©2005 Intellon Corporation. All rights reserved Page 38 What Intellon Does We design and build integrated circuits that allow products to communicate over existing powerlines. Adapters Embedded Products Plugging the resulting product into any power outlet provides power and reliable connectivity. Instant Networking: Just Plug It In!

©2005 Intellon Corporation. All rights reserved Page 39 Intellon Corporation  World leader in powerline communications technology, IC sales and product enablement  Two IC product lines HomePlug® – main revenue driver SSC – legacy line for command and control, trucking  Have shipped over 5 million powerline ICs, including 2+ million HomePlug 1.0 chipsets  80 employees (48 engineers) + 30 contractors  Offices in Ocala, Florida (HQ), Toronto and San Jose, CA

©2005 Intellon Corporation. All rights reserved Page 41 Products with Intellon ICs Adapters  PL-Ethernet adapter  PL-USB adapter  PL-802.11g wireless range extender/AP  Digital/analog audio bridge Embedded Products  Desktop PC  Media TV  DSL gateway  Cable gateway  VoIP gateway  IP security camera  Satellite receiver Back channel application  Audio streamer

©2005 Intellon Corporation. All rights reserved Page 42 Intellon’s ICs HomePlug 1.0 – 14 Mbps IC: INT5200 Available: Now Add-In BOM Cost: $10 Primary Applications: Service provider gateways (cable, ADSL), broadband installation extension cord, set top box back channel, WiFi extension, VoIP extension, audio streaming, home security HomePlug 1.0 w/ Turbo Mode – 85 Mbps IC: INT5500 Available: Now Add-In BOM Cost: $12-15 Primary Applications: Standard definition (SD) television streaming, IPTV gateways and set top boxes, high-end/multi-room audio HomePlugAV – 200 Mbps IC: INT6000 Available: Q4 2005 Add-In BOM Cost: $17-20 Primary Application: Multiple high definition (HD) television streaming, multi-room PVR

©2005 Intellon Corporation. All rights reserved Page 44 Quote from Comcast VP “Our 2004 trial confirmed that HomePlug adapters are reliable and simple to install, providing an excellent alternative in older homes, for example, where broadband installations can be more challenging…HomePlug adapters support our vision by enabling our customers to easily add additional computers and broadband devices wherever they want throughout their home.” Mitch Bowling, VP of Operations and Technical Support, Comcast Corporation, April 2005

©2005 Intellon Corporation. All rights reserved Page 52 HomePlug Benefits to MSOs  Increase Self-Install Rate of Broadband & VoIP Deployment  Ease professional installations that would otherwise require drilling holes and fishing cables  Provide a rock-solid, whole house network backbone to all 40+ power outlets in the home  Deploy multi-room PVR and HD video networking with No New Wires TM

©2004 Intellon Corporation. All rights reserved©2005 Intellon Corporation. All rights reserved HomePlug Powerline Communications Dr. Richard Newman, University.

Similar presentations

Presentation on theme: "©2004 Intellon Corporation. All rights reserved©2005 Intellon Corporation. All rights reserved HomePlug Powerline Communications Dr. Richard Newman, University."— Presentation transcript:

Similar presentations

About project

Feedback

Log in

Auth with social network:

©2004 Intellon Corporation. All rights reserved©2005 Intellon Corporation. All rights reserved HomePlug Powerline Communications Dr. Richard Newman, University.

Similar presentations

Presentation on theme: "©2004 Intellon Corporation. All rights reserved©2005 Intellon Corporation. All rights reserved HomePlug Powerline Communications Dr. Richard Newman, University."— Presentation transcript:

Similar presentations

About project

Feedback