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Mark E. Laubach, Founder: |
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EMAIL: mark@inconvenient.net |
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Former CEO & President Broadband Physics. led small team of engineers and scientists to bring first time implementation of disruptive next generation mathematics for digital signal transmission to prototype and field test readiness which proved the value of the technology. Former CTO Rainmaker Technologies, Inc. Co-founder, Vice President, and Chief Technology Officer of Com21 (NASDAQ: CMTO) where he held senior management and technology positions from first round funding through highly successful IPO and secondary offering. He directed the end-to-end systems architecture, protocol design, performance, and technology of Com21 cable TV broadband access telecommunications products. He has led and directly impacted several national and international standards activities and industry conferences. Prior to Com21, he held management and engineering positions at Hewlett-Packard in the broadband high-speed networking and system architecture areas. He is an inventor on seven patents and is on the Advisory Board of several broadband, cable, and networking companies. He holds MSCS and BSEE degrees from the University of Delaware. EXPERIENCE March 2006 to Present, Consultant Various activities, including:
December 2002 through February 2006. CEO & President, Broadband Physics, Inc. Broadband Physics, Inc., a fabless semiconductor company, is bringing to market an innovative digital transmission technology based on a novel application of mathematics. Our patented technology is a disruptive leap beyond existing mathematics and unleashes more digital capacity from existing cable, wire-line, and wireless systems. September 2000 to December 2002. CTO, Rainmaker Technologies, Inc. Changed name to Broadband Physics in January 2003. May 1999 to present. Consultant, technical advisor, and writer. Internet and broadband access systems technology and development. July 1994 to May 1999. Co-founder, vice president, and Chief Technology Officer, Com21, Inc., Milpitas, California. Participated as senior management with company from first round funding through highly successful IPO and secondary offering. Responsible for directing the end-to-end systems architecture, protocol design, performance, and technology of Com21 cable TV broadband access telecommunications products. Participated in numerous national and international standards activities and industry conferences and events. Author and co-inventor on six comprehensive patent applications. July 1992 to July 1994. Senior Engineer/Scientist, Media Technology Laboratory, Hewlett-Packard Laboratories, Palo Alto, CA. Responsible for design and implementation of the high-speed networking testbed and prototyping environment for HP Labs Interactive Video Initiative (formerly Media Technology Lab). Program Manager for HP 622 Mbps ATM host adapter for CMU/Harvard DARPA Gigabit Lans Project. Interfaced with Bay Area Gigabit Testbed participants and Sprintlabs for collaboration to develop ATM wide area networks and standards. Consultant to HP Labs management and other project teams on ATM, high-speed networking, desk-to-desk video conferencing, and multimedia applications. Projects included end-to-end system architecture for next generation interactive video and community networks. March 1991 to July 1992. Section Manager, Information Architecture Group, Hewlett-Packard Co., Cupertino, CA. Responsible for managing 11 people focused on creating an architecture for consistent general resource management under the Open Software Foundation (OSF) Distributed Computer Environment (DCE) and Distributed Management Environment (DME) and OSI; exploring compatibility issues, including implementing managed object interfaces to a DCE and DME infrastructure; and creating prototypes that validate and demonstrate the above concepts. August 1990 to March 1991. Project Manager, Information Architecture Group, Hewlett-Packard Co., Cupertino, CA. Managed 3 people focused on supplying, maintaining, and enhancing a distinguished cooperative computing environment for our organization. June 1989 to August 1990. Systems Architect, Information Architecture Group, Hewlett-Packard Co., Cupertino, CA. Responsible for evaluation, experimentation, implementation of cooperative computing technologies and solutions for the IAG Resource Management Architecture lab. Also responsible for working environment support and planning. Focus on using newer techniques to make life easier with Unix. October 1987 to June 1989. Project Manager, Software Engineering Systems Division (formally Software Development Environments), Hewlett-Packard Co., Palo Alto, CA. Managed 9 people over two project areas: SES California computer support and a team focused on exploiting interoperability of heterogeneous platform services in support of software development. May 1987 to September 1987. Software Design Engineer, Software Development Environments, Hewlett-Packard Co., Palo Alto, CA. Responsible for investigation and implementation of network systems and services leading to the above projects. February 1984 to April 1987. Software Design Engineer, Corporate Engineering, Hewlett-Packard Co., Palo Alto, CA. Design activities leading to strengthened electronic communications between engineers in HP; focus on improving engineering productivity through better use and structure of computer environment(s). Code responsibility for HPDESK <> HPUNIX electronic message relay. Supervised port and hand off of sendmail product to Colorado Networks Division for HP-UX ARPA/BERKELEY networking product. Member of project team responsible for design and installation of HP's Cisco System's based Internet network. June 1982 to February 1984. Design Engineer, Avondale Analytical Division, Hewlett-Packard Co., Avondale, PA. Responsible for testing and integration of RS-232-C computer control and data transfer link for HP 3392A electronic reporting integrator. Responsible for data link module software and integration for Pascal-based desktop analytical workstation. Initiated use of Unix based systems in lab. February 1981 to May 1982. Product Support Engineer, Avondale Analytical Division, Hewlett-Packard Co., Avondale, PA. Responsible for development of support activities (manuals, SE training equipment etc.) and member of development team(s) for laboratory automation systems products. November 1979 to September 1980. Technical Writer, Avondale Analytical Division, Hewlett-Packard Co., Avondale, PA. Responsible for HP 3390A Reporting Integrator Service Manual. October 1977 to October 1979. Programmer/Analyst, University of Delaware, Newark, DE. Responsible for instructional software design of computer-assisted instruction programs for university's PLATO project. EDUCATION University of Delaware, Masters of Science in Computer Science (MSCS), May 1987, advisor: Professor David J. Farber. Thesis: HPMDF: A Study of the Elements of Good Message Relaying Style and a Practical Implementation. University of Delaware, Bachelor of Science in Electrical Engineering (BSEE), February 1980. PROFESSIONAL AFFILIATIONS Senior Member, Institute of Electrical and Electronic Engineers (IEEE). Senior Member, Society of Cable Telecommunication Engineers (SCTE). PROFESSIONAL ACTIVITIES Advisor, Sana Security, July 2001 to present Member, Sand Hill Angels, 2000 through December 2006. Advisor, Proficient Networks, February 2001 to December 2003. Advisor, UltraDevices, September 2000 to July 2002. General Chair, HOT Interconnects VIII (2K) conference, Stanford University, 16-18 August, 2000. Technical advisor, Pagoo, May 2000 to February 2002. Technical advisor, Itopia, March 2000 to July 2001. Advisor, Security Broadband, February 2000 to 2004. Advisor, CoaXmedia, February 2000 to February 2005. Signed author for John Wiley Publishers, writing on a book in the Network Council series. Topic: cable modems and broadband access, co-authors Dave Farber and Stephen Dukes. December 1999 to present. Limited Partner, El Dorado Ventures, November 1999 to September 2002. Member, Board of Advisors, SS8 Networks, October 1999 to present. Technical advisor, Sonicwall Systems, September 1999 to September 2000. Co-program chair with Anujan Varma, HOT Interconnects VII (1999) conference, Stanford University, 18-20 August 1999. Chairman, Board of Advisors, Com21, Inc., May 1999 to May 2000. Member, Board of Advisors, Efficient Networks, February, 1996 to April 2001. Attendee, George Gilders's Telecosm 98 conference, Lake Tahoe, California, September, 1998. Invited attendee, The Fourth Annual Workshop on ATM/B-ISDN, ITU, Lake Louise, Canada, June 1994. Internet Engineering Task Force (IETF), Chair, IP over ATM Working Group, June 1993 to 1995. Technical reviewer for Addison-Wesley Publishers, November 1993 to 1997. Principle, HP Labs Bay Area Gigabit Testbed (BAGNET), August 1992 to 1994. Member BAGNET Executive Committee, September 1993 to 1994. Principle ATM contact for HP Labs to Sprint Broadband MAN trial network. October 1992 to 1994. Member of SHOWNET networking team for setting up the trade show network for INTEROP 1992 and INTEROP 1993, Moscone Center, San Francisco. Invited expert for American Civil Liberties Union (ACLU) sponsored Communications Policy Forum panel exploring the issues relating to achieving a national electronic mail network. Benton Foundation, Washington, DC, 23 July 1991. Technical networking reviewer for Prentice Hall Publishers, January 1991 to 1994. Technical Committee Chairman, Corporation for Research and Educational Networking, November 1989 to January 1992. Member, Board of Trustees, Corporation for Research and Educational Networking (CREN=CSNET+BITNET), March 1989 to January 1992. CSNET Executive Committee member, December 1987 to September 1989. Member of team responsible for joint HP and cisco Systems trade show network at UNIFORUM 1989, Moscone Center, San Francisco. Internet Review Board, Hewlett-Packard Co., July 1988 to 1994. Study team member for RFC987 Mapping between X.400 and RFC822, June 1986. Corporate Computer Security Council, Hewlett-Packard Co., January 1984 to April 1985. PAPERS, PRESENTATIONS, PATENTS, TUTORIALS, AND PUBLICATIONS Multi-channel support for virtual private networks in a packet to ATM cell cable system, Laubach, Mark E., et al, US Patent #6,917,614, 12 July 2005. Sub-band Division Multiplexing (SDM) Increases Bandwidth Efficiency and Provides Higher Tolerance of Composite Distrortions, Mark E Laubach, Yi Ling, William J. Miller, Tracy R. Hall, National Cable & Telecommunications Association conference , Technical papers, 2005. Method for Providing Integrated Packet Services Over a Shared Media Network, Bryan Lyles and Scott Quinn co-inventors, US Patent #6563829, 13 May 2003. Speaker, Pulver.com Fastnet Futures Conference: On status of Video on Demand over Cable (pdf 317KB), April 2003. Speaker,Wireless Communications Alliance meeting in Mountain View, CA. Topic: Semiconductor Developments with Significant Wireless Impact. Mark's presentation The Future Home Wireless Infrastructure RF Efficiency means Cash Flow Efficiency , June 2002. Article: Moving at Wavelet Speed, published in CED Magazine, the Communications Engineering and Design forum for Broadband Technology, Cahners Publishing, June 2001. Reverse path multiplexer for use in high speed data transmissions, Kenneth Gorman, Ali Raissinia, co-inventors, US Patent #6137793, 24 October 2000. Method and apparatus for an application interface module in a subscriber terminal unit, Paul Baran, Ali Raissinia, Kenneth Gorman, Sanford Helton co-inventors, US Patent #6081533, 27 June 2000. CATV Network and Cable Modem System Having a Wireless Return Path, Paul Baran co-inventor, US Patent #6075927, 13 June 2000. Cable Modem Basics: Cable Model Technology, Standards, and Applications,tutorial, Networld+Interop, Las Vegas, Nevada, 12 May 2000 Prioritized virtual connection transmissions in a packet to ATM cell cable network, Sanford Helton, Ali Raissinia, Paul Gordon, Michael Sabin, Malay Thaker, Kathleen Nichols co-inventors, US Patent #6028860, 22 February 2000. January 2000, book, Breaking the Access Barrier: Delivering Internet Connections Over Cable, John Wiley Press, Co-authored by Mark Laubach, David Farber, and Stephen Dukes. Speaker, Next Generation Networks 99 conference, Arlington, Viginia, October 1999. Cable Modem Basics: Cable Model Technology, Standards, and Applications,tutorial, Networld+Interop, Atlanta, Georgia, September 1999. Method for Providing Integrated Packet Services Over a Shared Media Network, Bryan Lyles and Scott Quinn co-inventors, US Patent #5917822, 29 June 1999. Comments on the Technical Ability to Implement Open Access Provisioning via High-Speed Data over Hybrid Fiber-Coaxial Cable Television Systems in the United States, white paper, prepared for the White House National Economic Council, 31 May 1999. Cable Modem Basics: Cable Model Technology, Standards, and Applications,tutorial, Networld+Interop, Las Vegas, Nevada, 13 May 1999. ATM Live or Die, panel presentation and discussion, Networld+Interop, Las Vegas, Nevada, 12 May 1999. Denver University conference on Critical Information InfrastructureProtection, invited speaker, 26 and 27 April 1999, Englewood, Colorado. CATV High-Speed Data and Telephony, presentation, APRICOT99, Singapore, February/March, 1999. CATV Network and Cable Modem System Having a Wireless Return Path, Paul Baran co-inventor, US Patent # 5870134, 9 February 1999. Cable Modem Technology, tutorial, APRICOT99, Singapore, February, 1999. CATV Internet Technology, Cisco Internet Protocol Journal, Volume 1, Number 3, www.cisco.com/warp/public/759/ipj_3.pdf, December, 1998. Cable Modem Basics: Cable Model Technology, Standards, and Applications,tutorial, Networld+Interop, Atlanta, Georgia, October, 1998 to present. ATM Over Hybrid Fiber-Coaxial Cable TV Networks, paper and presentation,Networld+Interop 98, Las Vegas, Nevada, 6 May 1998. Cable Modem Basics: Cable Model Technology, Standards, and Applications,tutorial, Networld+Interop, Las Vegas, Nevada, May 1998. High-Speed Data Multiplexing Over HFC Networks, presentation, NCTA'98 conference and tradeshow, Atlanta, GA, 5 May 1998. Classical IP and ARP over ATM (update), Joel Halpern co-author, RFC2225, Internet Engineering Task Force, January, 1994. Reverse Data Multiplexing, presentation, SCTE Conference on Emerging Technologies, San Antonio, Texas, 28 through 30 January 1998. Why Com21 Selected ATM, presentation, PacketCable initiative at Cablelabs, 21 November 1997. Cable Modems: How to Make A Business, presentation, European Cable show ECCÍ97, London, U.K., 23 October 1997. Next Generation Cable Modems, presentation, Networld+Interop Session C30, Atlanta, GA, October 1997. High Speed Data Systems Architecture and Tools for Managing the Upstream Noise Floor in HFC Systems, presentation, IEEE/SCTE High Integrity Hybrid Fiber-Coax Networks Workshop, Phoenix, Arizona, 7-9 September 1997. IEEE 802.14 Standard Progress Update, presentation, IEEE/SCTE High Integrity Hybrid Fiber-Coax Networks Workshop, Phoenix, Arizona, 7 through 9 September 1997. Cable Modems, Schmable Modems, presented at Hot Interconnects V Conference, Stanford University, California, 21-22 August 1997. Tiers of Service for Data Access in a HFC Architecture, Kathleen Nichols co-author, paper and presentation, SCTE Emerging Technologies Conference, January 1997. ATM over Hybrid Fiber-Coax Cable Networks: Practical Issues in Deploying Residential ATM Services, presentation, SPIE Paper 2917A-22, SPIE Conference, October 1996, (Note: paper was accidentally destroyed, see Tobasco 96 paper for details.) Residential ATM Service Deployment Over Hybrid Fiber-Coaxial Cable TV Networks, Adaptation of SPIE96 paper for European Tobasco Workshop, October, 1996. State of Standards Regarding High-Speed Services over Hybrid Fiber-Coax Networks, presentation, IEEE/SCTE High Integrity HFC Workshop '96, Tucson, Arizona, September 1996. ATM in the Residential ATM Access Network, presentation, Convergence 96 Conference, San Jose, CA. On Quality of Service in an ATM-based HFC Architecture, Kathleen Nichols co-author, paper and presentation, IEEE ATM 96 Workshop, San Francisco, California, 27 August 1996. Status of Cable Television Access Networks Toward An Every-Citizen Interface to the National Information Infrastructure, presentation, National Research Council meeting, Washington D.C., 21-23 August 1996. Deploying ATM Residential Broadband Networks, paper and presentation, NCTA'96 Conference, Los Angeles, CA, April 1996. Deploying ATM Residential Broadband Networks, presentation, NCTA'96 Conference, Los Angeles, CA, April 1996 To Foster Residential Area BroadBand Internet Technology: IP Datagrams Keep Going, and Going, and Going......, ConneXions, February 1996. Cable Modem Standards and their Impact on Delivering Internet to the Home, presentation, UC Berkeley Multimedia and Graphics Seminar, 21 February 1996. CLASSICAL IP and ARP over ATM - RFC1577 Implementation Experience, paper and presentation, Networld+Interop, Las Vegas, Nevada, May 1995. IP Over ATM and the Construction of High-Speed Subnet Backbones, ConneXions, Interop Company, 303 Vintage Park Drive, Foster City, California, Submitted for future issue, May 1994. Bay Area Broadband Testbeds and Technology, with Berry Kercheval of XeroxPARC, INET 1994, Prague, Czech Republic, June 1994. Engineering ATM for Your Internet - Part Deux, paper and presentation,Engineer's Conference, NETWORLD+INTEROP, Las Vegas, Nevada, May 1994. Classical IP and ARP over ATM, RFC1577, ISI (Internet Engineering Task Force), January 1994. Invited speaker, The 6th International Workshop on Distributed Environments and Networks, Information Technology Consortium, Tokyo, December 1993. ATM For Your Internet - But When?, ConneXions, Interop Company, 480 San Antonio Road, Mountain View, CA, 94040-1219, September 1993. Speaker, ATM Testbeds panel, INTEROP Conference, San Francisco, California, August 1993. Speaker, Simple Network Management Protocol (SNMP) panel, UNIFORUM Conference, Dallas, Texas, January 1991. Speaker, Infrastructure For Your Internet panel, INTEROP Conference, San Jose, California, October 1990. The CSNET Info Server: Automatic Document Distribution using Electronic Mail, coauthors with Craig Partridge and Charlotte Mooers, ACM Computer Communication Review, V17, N4, October/November 1987. HPMDF: A Study of the Elements of Good Message Relaying Style and a Practical Implementation, Master's Thesis, Computer and Information Sciences Department, University of Delaware, Newark, DE, May 1987. HPMDF: An Experiment Placing CSNET Phonenet Services on the Hewlett-Packard 3000, coauthor Dave Farber, IEEE Computer Networking Symposium Conference, Silver Springs, MD, December 1983. A System Performance Evaluation of the Hewlett-Packard Series 200 Computer and the Shared Resource Management System) IEEE Micro-Delcon conference, Newark, DE, March 1983. CONTRIBUTIONS IN PUBLIC STANDARDS GROUPS IEEE 802.14 CATV MAC & PHY Working Group IEEE802.14-97/091, 802.14 Layer Management, July 1997. IEEE802.14-97/088, The 802.14 MAC Services Specification, July 1997. IEEE802.14-97/087, 802.14 MAC Services Specification for ATM, June 1997. IEEE802.14-97/086, 802.14 MAC Services Specification for LLC, June 1997. IEEE802.14-97/068, Proposed encryption, key exchange, and authentication protocol, May 1997. IEEE802.14-97/051, IEEE 802.14 MAC Domain Definition, Responsibilities, and Topologies, March 1997. IEEE802.14-97/044, Summary of a proposed key exchange and authentication,March 1997. IEEE802.14-96/242, Comments On Recent DAVIC/DVB FEC Decision, November 1996. IEEE802.14-96/232, A Novel 802.14 PAR Compliant Interface Between the Downstream MAC and PHY, September 1996. IEEE802.14-95/152R2, The UPSTREAMS Protocol for Hybrid Fiber-Coax Networks Com21's and 3Com's contribution to the IEEE 802.14 MAC and PHY consensus setting process. First submitted on 23 October 1995. Last update 10 March 1996. IEEE802.14-96/232, A Novel 802.14 PAR Compliant Interface Between the Downstream MAC and PHY, 1996. SCTE Data Standards Subcommittee SCTE-DSS-97-3 The UPSTREAMS Protocol for HFC Networks Com21 proposal into the SCTE DSS letter ballot process, June 1997. SCTE-DCS-96-10 The UPSTREAMS Protocol for Hybrid Fiber-Coax Networks Com21's and 3Com's contribution to the SCTE DCS consensus setting process, 16 October 1996. SCTE-DCS-96-9 UPSTREAMS Rev 2 Proposal to SCTE High Speed Data Working Group, 16 October 1996. SCTE-DCS-96-8, Proposal for Focus on Next Generation Integrated Services Architecture, 16 October 1996. IETF IP over Cable Data Networks Working Group (ipcdn) draft-ietf-ipcdn-ipover-802d14-01.txt Logical IP Subnetworks over IEEE 802.14 Services, Contributed on March 1998 OTHER STANDARDS PARTICIPATION ATM Forum, Residential Broadband Working Group, February 1995 to 1997. CableLabs, Data Over Cable Service Interface Specifications (DOCSIS) projects, September 1996 to May 1999. COMMUNITY ACTIVITIES Chief Engineer, KFJC 89.7 FM, Foothill College, 2003 to present. Amateur Radio Emerency Services, Cupertino and Santa Clara County Sworn Disaster Serices Worker, Cupertino and Santa Clara County American Red Cross, October 2007. Certificates:
Community Emergency Response Team (CERT), Cupertino
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