Patents Represented by Attorney Brian R. Short
  • Patent number: 8346875
    Abstract: Embodiments of ranking emails within an email system are disclosed. One method of ranking emails within an email system includes monitoring actions of a plurality of email users of the email system, and ranking a plurality of emails sent or received by at least one of the email users based on the monitored actions of the plurality of email users.
    Type: Grant
    Filed: October 3, 2008
    Date of Patent: January 1, 2013
    Inventors: Saar Gillai, Jonathan Davar, Tanuj Mohan
  • Patent number: 8344660
    Abstract: An apparatus and method of controlling a light are disclosed. One method includes detecting a light adjusting trigger event, selecting a random delay time, and adjusting the light, wherein the light adjustment occurs the random delay time after detecting the light adjusting trigger event.
    Type: Grant
    Filed: December 16, 2009
    Date of Patent: January 1, 2013
    Assignee: Enlighted, Inc.
    Inventors: Tanuj Mohan, Premal Ashar, James William Danz
  • Patent number: 8339115
    Abstract: Embodiments for at least one method and apparatus of controlling a bypass resistance of a voltage regulator are disclosed. One method includes generating a regulated output voltage based upon a switching voltage. The switching voltage is generated through controlled closing and opening of a series switch element and a shunt switch element, the series switch element and the shunt switch element being connected between voltages based on an input voltage. Control of a duty cycle of the switching voltage is provided by sensing and feeding back the regulated output voltage. The bypass resistance is controlled based on an integration of a difference between the duty cycle and a maximum duty cycle.
    Type: Grant
    Filed: July 5, 2012
    Date of Patent: December 25, 2012
    Assignee: R2 Semiconductor, Inc.
    Inventors: James E. C. Brown, Bret Rothenberg, Lawrence M. Burns
  • Patent number: 8340054
    Abstract: An apparatus and method of a wireless network timing transmission of multiple BSSID beacons is disclosed. One method includes a method of a wireless access node within a wireless mesh network timing transmission of multiple BSSID beacons. The method includes the access node identifying multiple personalities of the wireless mesh network, wherein a separate MAC address corresponding with each of the personalities. The access node assigns a beacon type for each of the personalities. During each transmission frame, the access node consecutively transmits a plurality of the beacon types, wherein the different beacon types are consecutively spaced during transmission by a predetermined period. The predetermined period is substantially less than a time duration of each transmission frame.
    Type: Grant
    Filed: June 14, 2011
    Date of Patent: December 25, 2012
    Assignee: Tropos Networks, Inc.
    Inventors: Frederick Dean, Devabhaktuni Srikrishna, Saar Gillai
  • Patent number: 8321708
    Abstract: An apparatus and method of interfacing physical layer (PHY) control with media access control (MAC) is disclosed. One method includes signaling to the PHY control to operate in a low-power mode when the MAC is detected to be transmitting idle patterns. The MAC transitioning from transmitting the idle patterns to transmitting data can be detected. When the transition is detected, the PHY control is signaled to transition to a wake up mode. Data from the MAC is buffered while the PHY control is in the wake up mode. The buffered data is provided to the PHY control after the PHY control has completed the wake up mode.
    Type: Grant
    Filed: April 2, 2009
    Date of Patent: November 27, 2012
    Assignee: Aquantia Corp.
    Inventors: John Dring, Jose Tellado, Dimitry Taich
  • Patent number: 8305916
    Abstract: An apparatus and method of classifying data packets is disclosed. One method includes a wireless access node identifying a flow of data packets based on source and destination addresses of the data packets. The wireless access node classifies the data packets of the identified flow of data packets as requiring a predetermined quality of service by determining if the identified flow of data packets comprise an inter-arrival time less than a first inter-arrival threshold.
    Type: Grant
    Filed: October 5, 2007
    Date of Patent: November 6, 2012
    Assignee: Tropos Networks, Inc.
    Inventor: Amalavoyal Chari
  • Patent number: 8306041
    Abstract: An apparatus and method for communicating link quality information between access nodes is disclosed. A first step includes a first access node transmitting first routing packets. A second step includes a second access node receiving at least one of the first routing packets over a first direction of a first link. A third step includes the second access node transmitting second routing packets. A fourth step includes the first access node receiving at least one of the second routing packets over a second direction of the first link, and determining a first direction link quality of the first link based upon the second routing packets.
    Type: Grant
    Filed: March 25, 2008
    Date of Patent: November 6, 2012
    Assignee: Tropos Networks, Inc.
    Inventors: Devabhaktuni Srikrishna, Amalavoyal Narasimha Chari, B. William Hong, Roman Arutyunov
  • Patent number: 8295214
    Abstract: Embodiments of a method and apparatus of reducing transmit signal components of a receive signal of a transceiver are disclosed. One method includes generating a transmit signal by passing a pre-driver transmit signal through a transmit driver. An echo cancellation signal is generated by passing the pre-driver transmit signal through an echo cancellation driver. A residual echo signal is generated by passing a pre-driver residual echo cancellation signal through a residual echo cancellation driver. The transceiver simultaneously transmits the transmit signal, and receiving the receive signal. At least a portion of an echo signal of the receive signal is canceled by summing the echo cancellation signal with the receive signal. At least another portion of the cancellation echo signal of the receive signal is canceled by summing the residual echo cancellation signal with the receive signal.
    Type: Grant
    Filed: April 22, 2010
    Date of Patent: October 23, 2012
    Assignee: PLX Technology, Inc.
    Inventors: Gaurav Chandra, Moshe Malkin, Dariush Dabiri
  • Patent number: 8284694
    Abstract: Apparatuses and methods of using multiple radios of a wireless access node of a wireless network are disclosed. One method includes selecting a 4.9 GHz radio exclusively for public safety data packets, selecting other radios for other types of data packets, and selecting other radios for public safety data packets depending upon specification by a network operator.
    Type: Grant
    Filed: April 21, 2010
    Date of Patent: October 9, 2012
    Assignee: Tropos, Networks, Inc.
    Inventors: Amalavoyal Chari, Mukesh Gupta, Ramanagopal Vogety, Wenge Ren
  • Patent number: 8279912
    Abstract: Embodiments of a method and apparatus for reducing non-linear transmit signal components of a receive signal of a transceiver signal are disclosed. The method includes the transceiver simultaneously transmitting a transmit signal, and receiving the receive signal. A non-linear replica signal of non-linear transmission signal components that are created in the transceiver by a transmit signal DAC, and imposed onto the receive signal, is generated. The non-linear replica signal is subtracted from the received signal reducing the non-linear transmission signal components imposed onto the receive signal.
    Type: Grant
    Filed: March 13, 2006
    Date of Patent: October 2, 2012
    Assignee: PLX Technology, Inc.
    Inventors: Dariush Dabiri, Jose Tellado, Sandeep Kumar Gupta
  • Patent number: 8276079
    Abstract: An apparatus and method of providing a user with a web-browser supplement is disclosed. One method includes providing access to a focal group, wherein the focal group includes at least one member having at least one association with the user. Access is provided to information associated with the at least one member having relevance to the focal group. Web browsing by the user is supplemented by the information of the members of the focal group.
    Type: Grant
    Filed: December 18, 2008
    Date of Patent: September 25, 2012
    Inventors: Jonathan Davar, Serge M. Krasnyansky
  • Patent number: 8254490
    Abstract: Embodiments of a method and apparatus of reducing transmit signal components of a receive signal of a transceiver are disclosed. One embodiment of an apparatus includes a transceiver that simultaneously transmits a transmit signal and receives a receive signal. The transceiver includes a transmit DAC that generates the transmit signal based on a transmit digital signal stream. The transmit DAC includes a plurality of transmit DAC circuit elements, and a plurality of transmit DAC switches that control which of the plurality of transmit DAC circuit elements contribute to generating the transmit signal. The transceiver additionally includes an echo cancellation DAC that generates an echo cancellation signal based on the transmit digital signal stream.
    Type: Grant
    Filed: July 19, 2010
    Date of Patent: August 28, 2012
    Assignee: PLX Technology, Inc.
    Inventor: Gaurav Chandra
  • Patent number: 8248044
    Abstract: Embodiments for at least one method and apparatus of controlling a bypass resistance of a voltage regulator are disclosed. One method includes generating a regulated output voltage based upon a switching voltage. The switching voltage is generated through controlled closing and opening of a series switch element and a shunt switch element, the series switch element and the shunt switch element being connected between voltages based on an input voltage. A control of a duty cycle of the switching voltage is provided by sensing and feeding back the regulated output voltage. The bypass resistance is controlled based on a parameter related to the duty cycle, wherein the control of the duty cycle is persistent during the control of the bypass resistance.
    Type: Grant
    Filed: March 24, 2010
    Date of Patent: August 21, 2012
    Assignee: R2 Semiconductor, Inc.
    Inventors: James E. C. Brown, Bret Rothenberg, Lawrence M. Burns
  • Patent number: 8248948
    Abstract: A method of determining a location of a network condition within a wireless mesh network is disclosed. The method includes a test device testing a first plurality of wireless hops of the wireless mesh network. The test device also tests a second number of wireless hops of the wireless mesh network. The test device locates the network condition within the wireless mesh network by comparing the test of the first plurality of wireless hops with the test of the second number of wireless hops.
    Type: Grant
    Filed: June 29, 2007
    Date of Patent: August 21, 2012
    Assignee: Tropos Networks, Inc.
    Inventors: Kevin Weil, Mukesh Gupta, Amit Saha, Cyrus Behroozi, Devabhaktuni Srikrishna
  • Patent number: 8233250
    Abstract: Embodiments for at least one method and apparatus of generating a regulated voltage are disclosed. One apparatus includes a voltage regulator. The voltage regulator includes regulator circuitry for generating a regulated voltage from a first power supply and a second power supply, and voltage spike protection circuitry for voltage-spike-protecting the regulator circuitry, wherein the voltage spike protection circuitry includes a dissipative element and a charge-storage circuit. One method includes a method of generating a regulated voltage. The method includes regulator circuitry generating a regulated voltage from an input voltage, and voltage-spike-protecting the regulator circuitry with voltage spike protection circuitry, wherein the voltage spike protection circuitry includes a dissipative element and a charge-storage circuit.
    Type: Grant
    Filed: December 23, 2009
    Date of Patent: July 31, 2012
    Assignee: R2 Semiconductor, Inc.
    Inventors: Lawrence M. Burns, David Fisher
  • Patent number: 8234550
    Abstract: A decoder includes circuitry for generating bits representing received signals, and beliefs representing an associated reliability of each bit. A bit node computation block receives the bits and associated beliefs, and generates a plurality of bit node messages. A plurality of M serially-connected pipeline stages receive the bit node messages and after M decoding cycles, and generate a plurality of check node messages once per decoding cycle, wherein for each iteration cycle, each of the M serially-connected pipeline stages performs check node computations using all of J component codes, wherein each one of the M serially-connected pipeline stages performs check node computations once per decoding cycle using a single component code that is different that component codes used for all other of the M serially-connected pipeline stages, wherein J is at least as great as M, and wherein each iteration includes M decoding cycles.
    Type: Grant
    Filed: November 6, 2009
    Date of Patent: July 31, 2012
    Assignee: PLX Technology, Inc.
    Inventors: Dariush Dabiri, Nitin Barot
  • Patent number: 8212536
    Abstract: Embodiments for at least one method and apparatus of generating a regulated voltage are disclosed. One method includes generating the regulated voltage though controlled closing and opening of a series switch element and shunt switch element, the series switch element being connected between a first voltage supply and a common node, and the shunt switch being connected between the common node and a second supply voltage. The series switch element includes an NMOS series switching transistor stacked with an NMOS series protection transistor, and closing the series switch element during a first period includes applying a switching gate voltage to a gate of the NMOS series switch transistor of the series switch element, wherein the switching gate voltage has a voltage potential of at least a threshold voltage greater than a voltage potential of the common node.
    Type: Grant
    Filed: December 23, 2009
    Date of Patent: July 3, 2012
    Assignee: R2 Semiconductor, Inc.
    Inventors: Lawrence M. Burns, David Fisher
  • Patent number: 8204009
    Abstract: A method of providing connectivity between subnets of a wireless network is disclosed. The method includes each gateway of each subnet selecting less than all gateways of each other subnet of the wireless network. An adjacency is formed between each gateway and each of the less than all selected gateways of each other subnet.
    Type: Grant
    Filed: May 25, 2007
    Date of Patent: June 19, 2012
    Assignee: Tropos Networks, Inc.
    Inventors: Ramanagopal Vogety, Mukesh Gupta
  • Patent number: 8145149
    Abstract: Embodiments for at least one method and apparatus of a wireless transceiver are disclosed. For one embodiment, the wireless transceiver includes a transmit chain, wherein the transmit chain includes a power amplifier. The wireless transceiver additionally includes a receiver chain that is tunable to receive wireless signals over at least one of multiple channels, wherein the multiple channels are predefined. Further, the wireless transceiver includes a voltage converter. The voltage converter provides a supply voltage to the power amplifier, and operates at a single switching frequency, wherein the single switching frequency and all harmonics of the single switching frequency fall outside of the multiple channels.
    Type: Grant
    Filed: June 17, 2010
    Date of Patent: March 27, 2012
    Assignee: R2 Semiconductor, Inc
    Inventors: Ravi Ramachandran, Frank Sasselli
  • Patent number: 8134984
    Abstract: An apparatus and method of a method of a wireless mesh network proposing access nodes for conversion to gateways is disclosed. The method includes each access node of the wireless mesh network measuring wireless mesh network metrics. A server connected to the wireless mesh network obtains the network metrics, and calculates a desirability of conversion of at least one access node to a gateway based upon the network metrics. An apparatus and method of a server of a wireless mesh network calculating which access nodes of the wireless mesh network should be converted to gateways is also disclosed. The method includes the server receiving wireless mesh network metrics from the access nodes, and calculating which of the access nodes should be converted based upon the network metrics.
    Type: Grant
    Filed: January 31, 2007
    Date of Patent: March 13, 2012
    Assignee: Tropos Networks, Inc.
    Inventor: Amalavoyal Chari