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Adoption of IEEE-1394 as a Replacement for Existing Power Jacks on Laptop Computers By Joseph Birgen
Outline • Problems encounters and changes to original project • More information on Firewire • Benefits and recommendation
Prime Information Sources • www.ieee.org • www.1394ta.org • www.microsoft.com/whdc/hwdev/bus/1394 • http://www.tomshardware.com/
Corrections • IEEE-1394a = 400Mbps USB 2.0 speed = 480Mbps USB 1.1 = 12Mbps • 40volts 1.5 amps confirmed • 12v devices exist • AC adapter vs. power supply
Names • Apple: Firewire, Firewire800, Firewire400 • Sony iLink • Creative SB1394 • IEEE-1394a, IEEE-1394b
IEEE-1394b / Firewire800 • Longer distance: over 100m vs. 5m • Higher speed: 800-1600Mbps vs. 400 • Different connector
Mouse Keyboard Joystick Lo-Res Webcam CD-ROM* Scanner* Printer Phone modem DVD External Hard Drive Video Camera Hi-Res Video Conf. CD-RW Professional Scanner Home Theater Components USB vs. Firewire
Product Tier Premium Docking Station Mid-level Port Replicator Base-model AC adapter
Outline • Problems encounters and changes to original project • Change in focus • Change in audience • Corrections • Information on Firewire • Symbols • Names • 1394b • Benefits and recommendation • Simpler setup & more competition good for customers • Fewer parts, standardization, tier strategy for business
Works Cited • www6.tomshardware.com/storage/20040402/index.html • www.ieee.org/portal/index.jsp • www.1394ta.org • www.microsoft.com/whdc/hwdev/bus/1394/default.mspx • www.vxm.com/21R.49.html • www.hanno.de/laptop-petition/ • http://developer.apple.com/documentation/Hardware/Developer_Notes/Macintosh_CPUs-G5/PowerMacG5/3Input-Output/chapter_4_section_3.html • http://jdpdigital.com/2.0+Compliant_vs._Firewire.shtm • www.allegromicro.com • www.dansdata.com/drivedocks.htm • http://fwdepot.com/thestore/product_info.php/products_id/372
Solution The technology is already out there. It just needs to be used