Jean Walrand

Department of EECS—University of California at Berkeley

Industrial Activities

Companies

Odyssia Systems

Co-Founder, CTO. Company incorporated in 1998.  

Vision: QoS over Ethernet for metropolitan access networks.  Enable "virtual leased lines" with guaranteed bandwidth using inexpensive Ethernet technology.

Products: Algorithms and tools for network management and control of QoS.  Resulted in a number of patent applications.  Five granted so far:

Outcome: Acquired by Extreme Networks, August 2000

 

TeraBlaze

Co-Founder, CTO. Company incorporated in 2000.  

Vision: Scalable, low-cost switching technology.

Products: Architecture, algorithms, chip designs for switch fabrics; chip for high-density Ethernet switch. A number of patent applications.

Outcome: Acquired by Agere, January 2004.

 

 

 

Patents

1

7,046,665

Provisional IP-aware virtual paths over networks

2

6,970,424

Method and apparatus to minimize congestion in a packet switched network

3

6,920,112

Sampling packets for network monitoring

4

6,714,517

Method and apparatus for interconnection of packet switches with guaranteed bandwidth

5

6,711,125

Provisioning networks for reliable quality of service

6

6,674,760

Method and system for implementing end-to-end QoS in packet-switched networks

7

6,654,374

Method and apparatus to reduce Jitter in packet switched networks

8

6,647,413

Method and apparatus for measuring performance in packet-switched networks

9

0189283

Characterizing Transmission of Data Segments within a Switch Faric Using Multiple Counters for Each Destination Node