1
William J Walker, Gary B Kotzur, Patricia E Hareski, Dale J Mayer, Michael L Witkowski: Network switch including a switch manager for periodically polling the network ports to determine their status and controlling the flow of data between ports. Compaq Computer Corporation, Akin Gump Strauss Hauer & Feld, July 10, 2001: US06260073 (101 worldwide citation)

A network switch including one or more network ports for receiving and transmitting data is disclosed. The network switch also includes a processor, a switch manager, and memory. Each port includes a network interface, a data bus interface, and a processor port interface. A data bus is coupled to th ...


2
Gary B Kotzur, Dale J Mayer, Michael L Witkowski, William J Walker, Patricia E Hareski: Network switch with separate cut-through buffer. Compaq Computer Corporation, Akin Gump Strauss Hauer & Feld, July 25, 2000: US06094434 (92 worldwide citation)

A network switch including a separate cut-through buffer for facilitating cut-through mode of data transfer. The switch further includes a data bus coupled to each of the ports, a memory and a switch manager coupled to the data bus and to the memory for controlling data flow. The switch manager incl ...


3
Michael L Witkowski, Gregory T Chandler, Mohammad A Khan, Gary B Kotzur, Dale J Mayer, William J Walker: Network switch with a multiple bus structure and a bridge interface for transferring network data between different buses. Compaq Computer Corporation, Akin Gump Strauss Hauer & Feld L, August 1, 2000: US06098110 (89 worldwide citation)

A network switch including a plurality of first network ports, a plurality of second network ports, a first bus, a second bus and a bridge interface coupled between the first and second buses. The first ports receive and transmit network data according to a first network protocol and the second port ...


4
Michael L Witkowski, Gregory T Chandler, Mohammad A Khan, Gary B Kotzur, Dale J Mayer, William J Walker: Network switch with a multiple bus structure and a bridge interface for transferring network data between different buses. Compaq Computer Corporation, Akin Gump Strauss Hauer & Feld, August 6, 2002: US06430626 (86 worldwide citation)

A network switch includes a plurality of first network ports coupled to a first bus, a plurality of second network ports coupled to a second bus, a bridge interface enabling data transfer between the buses, a switch manager controlling the flow of network data, and a processor for performing supervi ...


5
Alan L Goodrum, Gary B Kotzur, Kurt C Lantz, David F Heinrich, Jeffrey T Wilson: Circuit for reassigning the power-on processor in a multiprocessing system. Compaq Computer Corporation, Pravel Hewitt Kimball & Krieger, May 6, 1997: US05627962 (84 worldwide citation)

A hot spare boot circuit that automatically switches from a non-operational CPU to an operational CPU for powering up the computer system. In the multiprocessor computer system, a first CPU is designated to perform power on operations. If the first CPU fails, which is determined when a dead man coun ...


6
Dale J Mayer, Roger Richter, Michael L Witkowski, Gary B Kotzur, Patricia E Hareski, William J Walker: Network switch with shared memory system. Compaq Computer Corporation, Akin Gump Strauss Hauer & Feld, May 15, 2001: US06233242 (84 worldwide citation)

A network switch including a central memory that stores device identification information, port numbers, control information, and packet data received at the ports of the switch. The memory includes a packet section that stores packet data and a device identification section that stores identificati ...


7
William J Walker, Gary B Kotzur, Michael L Witkowski, Patricia E Hareski, Dale J Mayer: Polling system that determines the status of network ports and that stores values indicative thereof. Compaq Computer Corporation, Akin Gump Strauss Hauer & Feld L, January 19, 1999: US05862338 (81 worldwide citation)

A multiport polling system for a network switch including a plurality of network ports, each including receive and transmit buffers. Each port includes port status logic for providing status signals indicative of whether a corresponding port has received data from a network device and whether a corr ...


8
Patricia E Hareski, William J Walker, Gary B Kotzur, Dale J Mayer, Michael L Witkowski: Network switch with statistics read accesses. Compaq Computer Corporation, Akin Gump Strauss Hauer & Feld, May 15, 2001: US06233246 (43 worldwide citation)

A network switch including a plurality of network ports for receiving and transmitting data, where each port includes at least one statistics register for storing statistics information, such as Ethernet statistical and configuration information. The switch also includes a switch manager, which furt ...


9
Michael L Witkowski, William J Walker, Mohammad A Khan, Gary B Kotzur, Dale J Mayer: Direct media independent interface connection system for network devices. Compaq Computer Corporation, Akin Gump Strauss Hauer & Feld, April 6, 1999: US05892926 (42 worldwide citation)

A direct media independent interface (DMII) connection for a network device including a data link circuit, a connector, a clock circuit and a crossover connection. The data link circuit includes a reconciliation circuit that transmits and receives signals according to the MII standard. The clock cir ...


10
Michael L Witkowski, Gary B Kotzur, Dale J Mayer, William J Walker, Patricia E Hareski: Network switch with dynamic backpressure per port. Compaq Computer Corporation, Akin Gump Strauss Hauer & Feld, March 13, 2001: US06201789 (41 worldwide citation)

A network switch including a plurality of network ports for communicating data packets, each port including logic for receiving a backpressure indication and for transmitting a jamming sequence to terminate transmission of a data packet being received. The switch includes a memory for temporarily st ...