Papers by Phil Karn

Here's a (partial) list of my papers, talks and publications. I'll add to this list as I go through my archives.

Can The End-To-End Principle Survive? Presentation to the 2003 Australian Unix Users' Group (AUUG) 2003, Sydney, Australia, September 2003. Open Office slides, Power Point slides

TiVo Revisited. I tried TiVo again. This time I decided to keep it. A vast improvement!

The VMSK Delusion. A debunking of the "revolutionary" (but wholly bogus) modulation scheme developed by Hal Walker of Pegasus Data Systems that has recently gotten a disturbing amount of exposure in the trade press.
Encrypting the Internet. Presentation to the San Diego chapter of the IEEE Communications Society, 19 April 2000.
IP over CDMA Digital Cellular. Presentation at the IAB Wireless Workshop BOF at the 47th IETF, March 2000
TiVO - Don't Buy One Just Yet. (Highly) critical review of the Phillips TiVO "Personal TV Receiver" (hard disk consumer video recorder).

Wireless Data Tutorial Presentation to the IEEE Wireless Networking and Communications Conference, New Orleans, Sept 22, 1999. Slides in HTML Slides in Power Point
Advice to Link and Subnet Designers Presentation to the PILC working group at the IETF meeting in Oslo, Norway, July 12, 1999. Slides in Power Point PDF
Can the End-to-End Principle Survive? Presentation at Mobicom '99, Seattle.
Driving an EV in the Real World - If SoCal Is The "Real World". Presented at the 25th Asilomar Microcomputer Workshop, April 21, 1999. Slides in Power Point
Installing and Using SSH on Linux. Presented at the San Diego Kernel Panic Linux Users Group, January 14, 1999. Slides in Power Point Slides in Acrobat

The Internet - A Tutorial For Hardware Engineers. Presented at the Performance Implications of Link Characteristics BoF session, 43rd IETF, December 9, 1998, Orlando, FL. Slides in Power Point Slides in Acrobat
Mobile IP - And Why You Probably Don't Need It. Presented at the NSF/ONR Workshop on Future Directions in Systems and Control Research in Communications Networks, November 6 1998, Airlie House, VA. Slides in Power Point Slides in Acrobat
Wireless Trends. Presented at the Workshop on Research in Information Technology to Support Crisis Management, National Academy of Sciences Computer Science and Telecommunications Board, Dec 1 1998, Washington DC. Slides in Power Point

White paper on mobility and IP addressing. Argues that mandatory Mobile IP support in a CDMA packet data system is unnecessary and even undesirable.
Comments to the FCC on Docket 97-12, the Notice of Proposed Rulemaking on amateur spread spectrum rules.
Essay on Cellular Phone Tracking

Coding and Modulation for the QRPP EME Channel slides in pdf
EME-2000: Applying Modern Communications Technologies to Weak Signal Amateur Operations. Presented at the 1996 meeting of the Central States VHF Society in Minneapolis, MN (coauthored with Tom Clark, W3IWI). Paper in compressed Postscript, talk overheads in Power Point format
Reply comments to the FCC on RM-8737, the proposed rule changes to facilitate amateur spread spectrum operations
Comments to the FCC on RM-8775, the America's Carriers Telecommunications Association petition to ban telephony from the Internet
On June 26 I testified to the Senate Subcommittee on Science, Technology and Space in favor of S.1726, Senator Burns' bill to deregulate civilian cryptography exports. Here is a hearing archive including testimony, photos and Real Audio recordings.

Spread Spectrum Rule Recommendations. Presented at the 1995 ARRL Southwestern Division Convention, Long Beach CA, Sept 3 1995. postscript, powerpoint 3.0 source.
Convolutional Decoders for Amateur Packet Radio. Presented at the 1995 ARRL Digital Communications Conference. html.
TAPR Error Control Coding Seminar. Foils and audio from a tutorial given at the 1995 Tucson Amateur Packet Radio symposium in St. Louis, MO. compressed postscript, zipped powerpoint source, TAPR web page with audio.
Can We Talk Long Distance? I participated in this panel debate on encryption export controls at the 1995 Computers, Freedom And Privacy Conference in San Francisco on March 30, 1995. Internet Multicasting Service audio web page

Toward New Link Layer Protocols. Appeared first in the 1994 Tucson Amateur Packet Radio (TAPR) symposium proceedings. Reprinted in the June 1994 issue of QEX and in the ARRL book Packet: Speed, More Speed and Applications, ISBN 0-87259-495-5 (1995). compressed nroff, compressed postscript, Acrobat. Here are the foils for the associated talk: compressed postscript.
Geek of the Week Interview Carl Malamud interviewed me for his weekly Internet Talk Radio program for 26 January 1994. Internet Multicasting Service audio web page
Ham Radio and More Interview On 27 November 1994, Len Winkler, KB7LPW, interviewed me for his syndicated radio show Ham Radio and More.

Comments to NIST on the Escrowed Encryption Standard ascii text
The Qualcomm CDMA Digital Cellular System. Presented at the First Usenix Mobile and Location Independent Computing Symposium in Ann Arbor, Michigan. compressed postscript

MACA - A New Channel Access Method for Packet Radio. Appeared in the proceedings of the 9th ARRL Computer Networking Conference, London, Ontario, Canada, 1990. nroff, compressed postscript HTML.

Improving Round-Trip Time Estimates in Reliable Transport Protocols (co-author: Craig Partridge, Harvard University/BBN Labs). Appeared in the proceedings of ACM SIGCOMM '87 11-13 August 1987, pp2-7. compressed nroff, compressed postscript.
The KISS TNC: A simple Host-to-TNC communications protocol (co-author: Mike Chepponis, K3MC). Appeared in the proceedings of the ARRL 6th Computer Networking Conference, Redondo Beach, CA. html.

Last modified: 19 Jan 2009