wireless vs. power line vs. new wire wayne caswell homerf communications chairman siemens icm –...
TRANSCRIPT
Wireless vs.Power Line vs.
New Wire
Wayne CaswellHomeRF Communications Chairman
SIEMENS ICM – Austin, Texas
LIVES !!!THRIVES !
• Wiring History: Slow Evolution vs. PC / NW
• Old House Retrofit: Electricity, Gas, Water, Phone, Cable (all physical extensions)
• New House Retrofit: Concrete slab, Two-story, Fire blocks, Conduit, New tools
• MDU Retrofit: Easier Justification
A Personal Wiring Experience
• 8 Years Ago versus Today – Home-run, Cat.5, RG6– Twisted arm, Wiring mistakes, Trim carpenters,
Electric circuits– >12 Builders in Austin + 1 with Fiber
• Lifestyle Changes: Moved Home Office
• New Device types: WebTV, Surveillance Cameras, Sensors, Flat Panel Displays, Wireless Speakers, Cars
Innovation to the Rescue
• Market need = Opportunity = Technology
• New wire types: RG-59 /-6, Cat.5 /.5e /.6 /.7, Fiber???
• New Software: Digital Convergence, Compression, Encryption, Rights Management
• No-new-wires: Power lines, Phone lines, Wireless
• How much Bandwidth? Video-on-Demand
IBM System/370 model 158 (circa 1975)1 MIPS
Can you Future-Proof your Home?
The Embedded Mainframe
30 GHz, 600 GIPS15 GB (memory)22 TB (storage)1.2 Gbps (network)
The Handheld Mainframe
A/C Powered and Stationary
• Ordinary Devices get Networked– Everything with a Plug
• But Power Line is Electrically Noisy
• New Technologies: HomePlug
• Homes per Transformer
Battery Powered and Mobile
Data Comm
Entertainment
• Small & Battery Operated = Mobile– Everything with a battery gets networked– Sofa, Kitchen, Deck, Car, Public Places– Mobile = Wireless Wars ( ONE standard? )
• Wireless Issues– Throughput, Range, Attenuation, Interference, QoS,
Cost, Power Consumption, Latency, Scalability
vs. Bluetooth and IEEE802.11b
Advantage ~ Adequate X DisadvantageLegend:
Attribute HomeRF Bluetooth IEEE802.11
Cost X
Toll-Quality Voice Support ~ X
Streaming Media Support ~ ~
Data Throughput X
Range X
Power Consumption X
Form Factor X
Network Topology ~ ~
Unwanted Interference Immunity ~ ~
Self-Interference Immunity X
Security ~ X
Roaming Outside the Home ~ ~ ~
Market Positioning
OfficesOfficesData OnlyRoaming
HouseholdsHouseholdsData, Voice, EntertainmentSimple, Secure, Reliable, Affordable
MobileMobileLow PowerShort DistanceReplace Cables
Created for the Consumer Simple, Secure, Reliable, and Affordable
Ideal for Broadband Combines Data, Voice, and Entertainment
HomeRF is Winning the Home!
2000: 1.6 Mbps
2001: 10 Mbps
2002: 20+ Mbps
310 DVDset-top box
Wireless vs.Power Line vs.
New Wire
Wayne CaswellHomeRF Communications Chairman
SIEMENS ICM – Austin, Texas
www.HomeRF.org