1
Kenneth K Chan, Philip W Hartmann, Scott P Lamons, Terry G Lyons, Argyrios C Milonas: Virtual local area network. American Telephone and Telegraph Company, AT&T Information Systems, David H Tannenbaum, David R Padnes, April 18, 1989: US04823338 (116 worldwide citation)

A system is disclosed for completing communication connections from end-users served by a connectionless (broadcast) type system in a manner which allows expansion of the calling area beyond the immediate physical limitations of the broadcast media. The system is based upon a device for mediating be ...


2
Craig R Frink, William R Bryg, Kenneth K Chan, Thomas R Hotchkiss, Robert D Odineal, James B Williams, Michael L Ziegler: Multiprocessor system for maintaining cache coherency by checking the coherency in the order of the transactions being issued on the bus. Hewlett Packard Company, June 25, 1996: US05530933 (85 worldwide citation)

A coherency scheme of use with a system having a bus, a main memory, a main memory controller for accessing main memory in response to transactions received on the bus, and a set of processor modules coupled to the bus. Each processor module has a cache memory and is capable of transmitting coherent ...


3
Gerald R Ash, Kenneth K Chan, Jiayu Chen, Alan E Frey, James J Gallagher, Andrew W Peck: Automatic provisioning of trunking and routing parameters in a telecommunications network. AT&T, Frederick B Luludis, September 24, 1996: US05559877 (80 worldwide citation)

A telecommunication network may be arranged in accord with the invention so that a change in provisioning data occurring at one element of the network is automatically supplied to the other elements of the network, thereby eliminating the need of having a network administration facility to communica ...


4
David L Bernick, Kenneth K Chan, Wing M Chan, Yie Fong Dan, Duc M Hoang, Zubair Hussain, Geoffrey I Iswandhi, James E Korpi, Martin W Sanner, Jay A Zwagerman, Steven G Silverman, James E Smith: Input/output system for multiprocessors. Tandem Computers Incorporated, Townsend and Townsend, April 11, 1989: US04821170 (58 worldwide citation)

In a digital computer system which employs a plurality of host processors, at least two system buses and a plurality of peripheral input/output ports, an input/output system is provided whereby ownership of the input/output channels is shared. The device controller employs a first port controller ha ...


5
James B Williams, Kenneth K Chan, John F Shelton, Ehsan Rashid: Clock generating means for generating bus clock and chip clock synchronously having frequency ratio of N-1/N responsive to synchronization signal for inhibiting data transfer. Hewlett Packard Company, February 4, 1997: US05600824 (26 worldwide citation)

A data communication system for communicating data between a bus running at a first clock frequency and a circuit block operating synchronously with the data bus at a second clock frequency. The system includes a clock generator for generating a bus clock signal at the first clock frequency and a ch ...


6
Michael L Wilson, Kenneth K Chan: Plastic pipe butt fusion machine. TDW Delaware, Head & Johnson, November 7, 1995: US05464496 (24 worldwide citation)

A plastic pipe butt fusion machine has a base, a clamp on the base for securing a first length of plastic pipe, a second clamp mounted on the base for securing a second length of plastic pipe to be fusion welded to the first in axial end-to-end alignment, the second clamp being moveable relative to ...


7
William R Bryg, Kenneth K Chan, Eric Delano, John F Shelton: Method and apparatus for checking cache coherency in a computer architecture. Hewlett Packard Company, April 11, 2000: US06049851 (21 worldwide citation)

A double cache snoop mechanism in uniprocessor computer systems having a cache and coherent I/O and multiprocessor computer systems reduces the number of cycles that a processor is stalled during a coherency check. The snoop mechanism splits each coherency check, such that a read-only check is first ...


8
Prashant Jain, Kenneth K Chan, Kumarasamy Palanisamy, Chishein Ju: Method and system for verification of soft error handling with application to CMT processors. Sun Microsystems, Martine Penilla & Gencarella, January 15, 2008: US07320114 (17 worldwide citation)

A method provides for verifying soft error handling in an integrated circuit (IC) design. A diagnostic program is executed on a virtual IC based on the IC design using a simulator. A soft error is injected into the virtual IC to trigger hardware error correction in the virtual IC and a software exce ...


9
Michael L Ziegler, Robert J Brooks, William R Bryg, Kenneth K Chan, Thomas R Hotchkiss, Robert E Naas, Robert D Odineal, Brendan A Voge, James B Williams, John L Wood: Fast pipelined distributed arbitration scheme. Hewlett Packard Company, May 21, 1996: US05519838 (13 worldwide citation)

A bus system having a bus arbitration scheme. The bus system includes a bus and a plurality of client modules coupled to the bus. Each of the client modules is capable of transmitting information on the bus to another of client module, and only one client module is entitled to transmit information o ...


10
Kenneth K Chan, Aeumporn Srigritsanapol: Liposomes containing the salt of phosphoramide mustard and related compounds. Ohio State University, Calfee Halter & Griswold, November 21, 1995: US05468499 (8 worldwide citation)

The present invention provides an anti cancer treatment which has an improved stability and does not produce acrolein. The invention includes dichlorodiethyl phosphoramide drugs including, for example, the cyclohexylamine salt phosphoramide mustard and isophosphoramide mustard and mixtures thereof, ...