Patents Represented by Attorney The Law Office of Bradley J. Bereznak
  • Patent number: 7732860
    Abstract: In one embodiment, a transistor fabricated on a semiconductor die is arranged into sections of elongated transistor segments. The sections are arranged in rows and columns substantially across the semiconductor die. Adjacent sections in a row or a column are oriented such that the length of the transistor segments in a first one of the adjacent sections extends in a first direction, and the length of the transistor segments in a second one of the adjacent sections extends in a second direction, the first direction being substantially orthogonal to the second direction. It is emphasized that this abstract is provided to comply with the rules requiring an abstract that will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure.
    Type: Grant
    Filed: November 12, 2008
    Date of Patent: June 8, 2010
    Assignee: Power Integrations, Inc.
    Inventor: Vijay Parthasarathy
  • Patent number: 7724780
    Abstract: In one embodiment, a method includes synchronizing to a common reference timeframe between a sender node and a plurality of receiver nodes connected over a packet-based network. The sender node sends Real-Time Protocol (RTP) frames to the receiver nodes, and also sends a RTP Control Protocol (RTCP) sender report to each receiver node that contains a rendering offset value, each receiver node rendering the RTP frames at a render time equal to a sampling time in units of the common reference timeframe plus the rendering offset value. It is emphasized that this abstract is provided to comply with the rules requiring an abstract that will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure.
    Type: Grant
    Filed: April 19, 2007
    Date of Patent: May 25, 2010
    Assignee: Cisco Technology, Ink.
    Inventors: Randall B. Baird, Scott Firestone
  • Patent number: 7719992
    Abstract: A method for cable diagnostics in a network includes performing a test to determine initial state information for each of a plurality of lines coupled to a switch and storing the initial state information in a database. When a change in the state of a line is detected, the test is re-run to determine new state information of the line. The new state information is stored in the database and a message that identifies the change in state and a likely cause of the state change is issued to a network operator. It is emphasized that this abstract is provided to comply with the rules requiring an abstract that will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure. It is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims.
    Type: Grant
    Filed: July 14, 2004
    Date of Patent: May 18, 2010
    Assignee: Cisco Tchnology, Ink.
    Inventors: Douglas Gourlay, Omar Abuabara, Vinayak M. Kamat, Marco Foschiano
  • Patent number: 7720919
    Abstract: In one embodiment, a method includes detecting, by an automated program, an attempt by a recipient of an email addressed to a plurality of addressees that includes the recipient to send a reply-all email. The automated program rejecting the reply-all email based on a pre-set policy rule that limits a number of reply-all email in a thread. It is emphasized that this abstract is provided to comply with the rules requiring an abstract that will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure.
    Type: Grant
    Filed: February 27, 2007
    Date of Patent: May 18, 2010
    Assignee: Cisco Technology, Inc.
    Inventors: Joseph F. Khouri, Laurent Philonenko, Mukul Jain
  • Patent number: 7715336
    Abstract: A method of operation for wireless transmission of data to one or more destination devices across a network that includes a plurality of access points disposed about a building, each access point having a first transmission range of maximum bandwidth and a second transmission range of signal interference, the access points being arranged in a topology wherein each access point is spaced-apart from a nearest neighboring access point by a first distance less than the first transmission range. The data is transmitted by a first access point; then it is repeated by a series of additional access points that extends across the topology. Re-transmission of the data occurs in a manner wherein any pair of access points transmitting on the same channel is separated by a distance greater than the second transmission range.
    Type: Grant
    Filed: July 15, 2003
    Date of Patent: May 11, 2010
    Assignee: OnLive, Inc.
    Inventor: Stephen G. Perlman
  • Patent number: 7715310
    Abstract: Redundancy for Virtual Private Network (VPN) service with an Ethernet access network is provided by a full-mesh of dedicated pseudowires connected among the network-facing provider edge (n-PE) devices, each of which is associated with the same Ethernet access network. A provider Bridge Protocol Data Unit (BPDU) generated by a provider bridge node in the Ethernet access network and received at an input interface of one n-PE device is relayed (without being processed) to all other n-PEs associated with that access network over the full-mesh of dedicated pseudowires. It is emphasized that this abstract is provided to comply with the rules requiring an abstract that will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure. It is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims.
    Type: Grant
    Filed: May 28, 2004
    Date of Patent: May 11, 2010
    Assignee: Cisco Technology, Inc.
    Inventors: Ali Sajassi, Eric Voit
  • Patent number: 7693190
    Abstract: In one embodiment, a system includes a video mixer coupled with an audio mixer for exchange of information that includes a first set of delay values respecting input audio streams received by the audio mixer from a plurality of source endpoints, and output audio streams sent from the audio mixer to a plurality of destination endpoints. The information further including a second set of delay values respecting the corresponding input video streams. The audio mixer calculates end-to-end video delays, and the video mixer calculates end-to-end audio delays. The audio mixer delays the output audio streams to equalize the end-to-end audio and video delays in the event that the end-to-end audio delays are less than the end-to-end video delays, and the video mixer delays the output video streams to equalize the end-to-end audio and video delays in the event that the end-to-end video delays are less than the end-to-end audio delays.
    Type: Grant
    Filed: November 22, 2006
    Date of Patent: April 6, 2010
    Assignee: Cisco Technology, Inc.
    Inventors: Scott Firestone, Madhavi Kadiyala, Randall B. Baird, Manjunath S. Bangalore, Shantanu Sarkar
  • Patent number: 7694002
    Abstract: A conferencing system includes a plurality of ports for network connection to endpoint devices of participants to a conference session. A mixer receives input audio streams from the endpoint devices and then outputs a mixed audio stream back to the endpoint devices. A processor runs a program that automatically downgrades one or more of the participants to the conference session from a full-duplex communication mode to a half-duplex communication mode in response to an event affecting allocation of conferencing resources, the conferencing resources including the ports.
    Type: Grant
    Filed: April 7, 2006
    Date of Patent: April 6, 2010
    Assignee: Cisco Technology, Inc.
    Inventors: Sravan Vadlakonda, Ashish Chotai, Binh Don Ha, Aseem Asthana, Shmuel Shaffer
  • Patent number: 7693274
    Abstract: A system and method for servicing a caller at a contact center includes a processor subsystem and one or more modules that include code executable by the processor subsystem. Execution of the code invoking an automatic call distributor (ACD) collaborative application that provides the caller with a visual or aural call session history that lists each agent with whom the caller has interacted. The ACD collaborative application also providing the caller with an option to request return to a previous agent listed in the call session history. It is emphasized that this abstract is provided to comply with the rules requiring an abstract that will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure. It is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims.
    Type: Grant
    Filed: May 20, 2005
    Date of Patent: April 6, 2010
    Assignee: Cisco Technology, Inc.
    Inventors: Martin R. Eppel, Labhesh Patel, Aaron Tong
  • Patent number: 7684752
    Abstract: A wireless network includes a satellite antenna assembly with a reflector dish and at least one low-noise block converter (LNB) positioned opposite the reflector dish. A wireless transceiver transmits video and data information to one or more users located in a surrounding area. An interface unit is coupled to provide communication signals to the wireless transceiver. The unit is also configured for connection to an interactive data network so that the one or more users are provided with connectivity to the interactive data network via the wireless transceiver. It is emphasized that this abstract is provided to comply with the rules requiring an abstract that will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure. It is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims.
    Type: Grant
    Filed: December 10, 2002
    Date of Patent: March 23, 2010
    Assignee: OnLive, Inc.
    Inventor: Stephen G. Perlman
  • Patent number: 7680047
    Abstract: A Real-Time Protocol (RTP) source node of a network operates to send a first data packet of a first size to a destination node over a path of the network that includes a plurality of intermediate nodes, at least one of the intermediate nodes having a maximum transmission unit (MTU) size smaller than the first size such that fragmentation of the first data packet occurs. The destination node sends back to the source node a RTCP report that includes a number of fragments received and a largest minimum data packet size. In response, the source node sends subsequent data packets having a second size less than or equal to the largest data packet size of the fragments. It is emphasized that this abstract is provided to comply with the rules requiring an abstract that will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure. It is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims.
    Type: Grant
    Filed: November 22, 2005
    Date of Patent: March 16, 2010
    Assignee: Cisco Technology, Inc.
    Inventors: Sravan Vadlakonda, Son D. Nguyen, Manjunath S. Bangalore, Vikram Khurana
  • Patent number: 7648879
    Abstract: A high-voltage transistor includes first and second trenches that define a mesa in a semiconductor substrate. First and second field plate members are respectively disposed in the first and second trenches, with each of the first and second field plate members being separated from the mesa by a dielectric layer. The mesa includes a plurality of sections, each section having a substantially constant doping concentration gradient, the gradient of one section being at least 10% greater than the gradient of another section. It is emphasized that this abstract is provided to comply with the rules requiring an abstract that will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure. It is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims.
    Type: Grant
    Filed: October 24, 2008
    Date of Patent: January 19, 2010
    Assignee: Power Integrations, Inc.
    Inventors: Sujit Banerjee, Donald Ray Disney
  • Patent number: 7646778
    Abstract: In one embodiment, a Provider Backbone Edge Bridge (BEB) IEEE 802.1ah compliant apparatus includes a B-component having one or more provider backbone ports, and a first I-component coupled with the B-component, the first I-component being configured to support a S-tagged interface. A second I-component is also coupled with the B-component, the second I-component being configured to support a C-tagged interface, thereby facilitating direct connection to a device operating in compliance with IEEE 802.1Q specification. It is emphasized that this abstract is provided to comply with the rules requiring an abstract that will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure.
    Type: Grant
    Filed: April 27, 2007
    Date of Patent: January 12, 2010
    Assignee: Cisco Technology, Inc.
    Inventor: Ali Sajassi
  • Patent number: 7644317
    Abstract: Apparatus and method of detecting a fault in a network service includes an Ethernet access network domain in which a heartbeat message is broadcast at a periodic interval by each of a plurality of edge devices associated with an instance of the network service. Each of the edge devices also receives the heartbeat messages broadcast at the periodic interval from other edge devices. A fault occurrence is identified when the edge device fails to receive an expected heartbeat message at the periodic interval from one of the other edge devices.
    Type: Grant
    Filed: June 2, 2004
    Date of Patent: January 5, 2010
    Assignee: Cisco Technology, Inc.
    Inventors: Ali Sajassi, Norman W. Finn
  • Patent number: 7643409
    Abstract: A computer network includes a core network connected with first and second Ethernet access domain networks, each of Ethernet access domain networks including a user-facing provider edge (u-PE) device, a primary network-facing provider edge (n-PE) device, a redundant n-PE device, and a plurality of aggregation provider edge (Agg-PE) devices providing connectivity between to the u-PE device and the primary and redundant n-PE devices, the Agg-PE devices running a spanning-tree protocol (STP) algorithm. A primary data path is provided along with first and second redundant data paths that include first and second redundant pseudowires (PWs), respectively, connected across the core network, the first and second redundant data paths being blocked by the STP algorithm when the primary data path is available, the STP algorithm unblocking either the first or second redundant data path in response to a failure of the primary data path.
    Type: Grant
    Filed: August 25, 2004
    Date of Patent: January 5, 2010
    Assignee: Cisco Technology, Inc.
    Inventors: Eric Voit, Steve Phillips, Ali Sajassi, Yves Hertoghs
  • Patent number: 7616650
    Abstract: In one embodiment, a system includes first and second gateway devices operable to communicate with respective first and second video terminals in accordance with H.323, the first and second gateway devices also being operable to communicate with each other over an H.320 call leg. Responsive to a first message received from the first video terminal that contains a terminal capability in H.245, the first gateway mapping the terminal capability into a non-standard section of an H.221 data stream, and send the data stream to the second gateway device. The second gateway device decoding the terminal capability from the non-standard section, encoding the terminal capability in H.245 in a second message, and sending the second message to the second video terminal. It is emphasized that this abstract is provided to comply with the rules requiring an abstract that will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure.
    Type: Grant
    Filed: February 5, 2007
    Date of Patent: November 10, 2009
    Assignee: Cisco Technology, Inc.
    Inventors: Mark J. Conner, Sabita Jasty, Yu Zhang
  • Patent number: 7606360
    Abstract: A system for handling service requests received from end-users that include telephone callers and persons who are physically present at a branch or store. The system includes an ACD and a ticket dispenser coupled with the ACD. The ticket dispenser being operable to first dispense a ticket having an identifier to each person who requests service at the branch or store, and then electronically communicate the identifier to the ACD. The ACD includes one or more queues to order calls received from the telephone callers and identifiers. The ACD routes either a call or a person to an available agent in accordance with an algorithm. It is emphasized that this abstract is provided to comply with the rules requiring an abstract that will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure. It is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims. 37 CFR 1.72(b).
    Type: Grant
    Filed: May 31, 2006
    Date of Patent: October 20, 2009
    Assignee: Cisco Technology, Inc.
    Inventors: Labhesh Patel, Sanjeev Kumar, Mukul Jain, Joseph F. Khouri, Shmuel Shaffer
  • Patent number: 7595523
    Abstract: In one embodiment, a transistor includes a pillar of semiconductor material arranged in a racetrack-shaped layout having a substantially linear section that extends in a first lateral direction and rounded sections at each end of the substantially linear section. First and second dielectric regions are disposed on opposite sides of the pillar. First and second field plates are respectively disposed in the first and second dielectric regions. First and second gate members respectively disposed in the first and second dielectric regions are separated from the pillar by a gate oxide having a first thickness in the substantially linear section. The gate oxide being substantially thicker at the rounded sections. It is emphasized that this abstract is provided to comply with the rules requiring an abstract that will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure.
    Type: Grant
    Filed: February 16, 2007
    Date of Patent: September 29, 2009
    Assignee: Power Integrations, Inc.
    Inventors: Vijay Parthasarathy, Martin H. Manley
  • Patent number: 7593361
    Abstract: A method of operation for wireless transmission of data to one or more destination devices across a network that includes a plurality of access points disposed about a building, each access point having a first transmission range of maximum bandwidth and a second transmission range of signal interference, the access points being arranged in a topology wherein each access point is spaced-apart from a nearest neighboring access point by a first distance less than the first transmission range. The data is transmitted by a first access point; then it is repeated by a series of additional access points that extends across the topology. Re-transmission of the data occurs in a manner wherein any pair of access points transmitting on the same channel is separated by a distance greater than the second transmission range.
    Type: Grant
    Filed: February 14, 2003
    Date of Patent: September 22, 2009
    Assignee: OnLive, Inc.
    Inventor: Stephen G. Perlman
  • Patent number: 7590084
    Abstract: A network for wireless transmission of a media data in a building includes a plurality of access points. A first access point receives the media data from a source and transmits the media data downstream at a first data rate. A plurality of additional access points is distributed about the building, each of which includes an upstream transceiver to receive the media content on a first channel and a downstream transceiver to re-transmit the media content at substantially the first data rate on a second channel. It is emphasized that this abstract is provided to comply with the rules requiring an abstract that will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure. It is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims.
    Type: Grant
    Filed: February 14, 2003
    Date of Patent: September 15, 2009
    Assignee: OnLive, Inc.
    Inventor: Stephen G. Perlman