Patents by Inventor Arya Behzad

Arya Behzad has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 8676139
    Abstract: Certain aspects of a method and system for mitigating effects of pulling in multiple phase locked loops in multi-standard systems may include selecting an input frequency range of operation at a voltage controlled oscillator based on a particular wireless band of operation in a system that handles a first wireless communication protocol and a second wireless communication protocol. An image rejection mixer may be enabled to generate an output signal for the particular wireless band of operation based on mixing a plurality of received signals within a selected frequency range. An in-phase (I) component and a quadrature (Q) component of the generated output signal may be generated by utilizing a RC-CR quadrature network.
    Type: Grant
    Filed: January 11, 2011
    Date of Patent: March 18, 2014
    Assignee: Broadcom Corporation
    Inventors: Qiang Li, Razieh Roufoogaran, Arya Behzad, Dandan Li, Hung-Ming Chien
  • Patent number: 8670729
    Abstract: Methods and systems for level detector calibration are disclosed and may comprise calibrating a level detector integrated on-chip to eliminate an associated zero input offset voltage utilizing a replica bias circuit with no input ac voltage at the level detector or the replica bias circuit. The offset voltages of the level detector and the replica bias circuit may be combined to eliminate the associated zero input offset voltage of the level detector. The output signal may be generated by a difference of output signals from the level detector and the replica bias circuit. The level detector and the replica bias circuit may be biased utilizing a similar bias voltage. A plurality of known input voltages may be utilized to generate a corresponding plurality of output voltages of the level detector, generating a corrected transfer function that may be used to accurately set a transmitter power level.
    Type: Grant
    Filed: March 16, 2010
    Date of Patent: March 11, 2014
    Assignee: Broadcom Corporation
    Inventor: Arya Behzad
  • Patent number: 8670733
    Abstract: A multimode communication device with a shared signal path programmable filter and a method for utilizing a shared signal path programmable filter in a multimode communication device. Various aspects of the present invention comprise a first module adapted to receive a first communication signal (e.g., corresponding to a first communication protocol) and a second module adapted to receive a second communication signal (e.g., corresponding to a second communication protocol). A shared filter, communicatively coupled to the first and second modules, may be adapted to filter the first and/or second communication signals in accordance with a plurality of selectable sets of filter response characteristics (e.g., associated with the first and second communication protocols). A filter control module may be adapted to select a set of filter response characteristics from a plurality of such sets and program the shared filter to filter a communication signal in accordance with the selected set.
    Type: Grant
    Filed: January 23, 2012
    Date of Patent: March 11, 2014
    Assignee: Broadcom Corporation
    Inventors: Arya Behzad, Ahmadreza Rofougaran
  • Publication number: 20140068004
    Abstract: Methods and systems for a persistent request generated by a wireless device, executed remotely and output to configurable local resources are described and may include generating via a handheld wireless communication device (HWCD) a persistent request for a user that may be communicated to remote devices for execution and storage of results. The stored results may be received from local resources local which may be configured by the remote devices based on user preferences to deliver the stored results to the user. The stored results may be received by the user via the HWCD or another wireless communication device, and the identity of the user may be authenticated prior to receiving the stored results. The remote devices may discover the local resources based on the detection of the user logging into the network. User preferences may be stored in networked devices or may be stored in the HWCD.
    Type: Application
    Filed: November 11, 2013
    Publication date: March 6, 2014
    Applicant: BROADCOM CORPORATION
    Inventors: Mark Buer, Arya Behzad, Jeyhan Karaoguz, Alexander MacInnis, Thomas Quigley, John Walley
  • Patent number: 8665735
    Abstract: Aspects of a method and system for quality of service management in a multi-standard mesh of networks are provided. In a wireless mobile communication device (WMCD) enabled to communicate utilizing a variety of communication networks, QoS information, such as latency, available bandwidth, and/or throughput, communicated to the WMCD may enable the coordination of data transfers to and/or from the WMCD. In this regard, the WMCD and each of the networks may comprise a QoS management entity. A QoS management entity may be enabled to poll other QoS management entities to discover QoS information. Similarly, a QoS management entity may be enabled to receive QoS information broadcast by other QoS management entities. A QoS management entity may enable selecting a network and/or communication protocol for the transmission and/or reception of data based on exchanged QoS information.
    Type: Grant
    Filed: January 9, 2008
    Date of Patent: March 4, 2014
    Assignee: Broadcom Corporation
    Inventors: John Walley, Arya Behzad, Mark Buer, Jeyhan Karaoguz, Alexander G. MacInnis, Thomas Quigley
  • Patent number: 8639284
    Abstract: A system and method providing concurrent multimode communication through multimode signal multiplexing. Various aspects of the present invention may comprise, during a first time period, transmitting a first portion of a first communication in a first communication mode in a serial wireless transmission stream. During a second time period after the first time period, a first portion of a second communication may be transmitted in a second communication mode in the serial wireless transmission stream. Also, during a third time period after the second time period, a second portion of the first communication may be transmitted in the first communication mode in the serial wireless transmission stream. In an exemplary scenario, prior to communicating various communications, transmission time may be allocated between the first and second communication modes. In another exemplary scenario, transmission may be switched between a plurality of communication modes in response to detected communication conditions.
    Type: Grant
    Filed: January 28, 2013
    Date of Patent: January 28, 2014
    Assignee: Broadcom Corporation
    Inventors: Ahmadreza Rofougaran, Arya Behzad
  • Publication number: 20140016608
    Abstract: A wireless mobile communication (WMC) device may discover available networks, and available local and/or remote resources. The WMC device may configure routes utilizing one or more of discovered resources and one or more available networks. The routes may be utilized to performed operations requested via the WMC device. A standardized language and/or protocol may be utilized in discovering and/or communicating with available resources and/or networks. The standardized language and/or protocol may enable commonality among the discovered networks and/or resources, and encryption of data communicated through the established routes. The standardized language and/or protocol may be updated and/or modified to incorporate new resources either by direct interactions between said new resources and the WMC device, or via existing available resources and/or networks. The discovery of resources and/or establishment of routes may be user-triggered, or it may be based on user preference information.
    Type: Application
    Filed: September 19, 2013
    Publication date: January 16, 2014
    Applicant: Broadcom Corporation
    Inventors: Mark Buer, Thomas Quigley, Alexander G. MacInnis, Arya Behzad, Jeyhan Karaoguz, John Walley
  • Publication number: 20140011552
    Abstract: Various embodiments of the present disclosure include a communication device having first circuitry and second circuitry. The first circuitry is capable of operating in a plurality of modes. The second circuitry is capable of determining whether to transition operation of the first circuitry from a sleep mode to a non-sleep mode based at least in part on whether a non-informational characteristic of a received communication signal matches a non-informational characteristic of a particular one of a plurality of communication protocols.
    Type: Application
    Filed: September 9, 2013
    Publication date: January 9, 2014
    Applicant: Broadcom Corporation
    Inventors: ARYA BEHZAD, AHMADREZA ROFOUGARAN
  • Patent number: 8619730
    Abstract: A Wireless mobile communication (WMC) device may maintain user preference information, which is unique to the WMC device capabilities and the device user. WMC devices located in near proximity of each other may be enabled to form an ad hoc wireless network wherein each WMC device within the network may function as a router for other devices. Utilizing such routing capability within an ad hoc wireless network may allow WMC devices that are out of their wireless coverage area to use other WMC devices within such ad hoc wireless network to route any impending communication through such other WMC devices wherein these devices may have wireless connectivity to their coverage networks. WMC devices that are may have external connectivity may be enable to be selective in routing information and/or data from other WMC devices in the ad hoc network.
    Type: Grant
    Filed: January 2, 2008
    Date of Patent: December 31, 2013
    Assignee: Broadcom Corporation
    Inventors: Thomas Quigley, Alexander G. MacInnis, Arya Behzad, Jeyhan Karaoguz, John Walley, Mark Buer
  • Publication number: 20130336373
    Abstract: Aspects of a method and system for compensating for estimated distortion in a transmitter by utilizing a digital predistortion scheme with a quadrature feedback mixer configuration are presented. Aspects of the system may include an RF transmitter that enables generation of an RF output signal in response to one or more generated input signals. One or more feedback signals may be generated by performing frequency downconversion on the RF output signal within a corresponding one or more feedback mixer circuits. The generated one or more feedback signals may be inserted at a corresponding one or more insertion points in an RF receiver. Each insertion point may be between a receiver mixer circuit and corresponding circuits that generate a baseband signal based on the corresponding one of the feedback signals.
    Type: Application
    Filed: August 20, 2013
    Publication date: December 19, 2013
    Applicant: Broadcom Corporation
    Inventors: Arya Behzad, Ali Afsahi, Vikram Magoon, Mark Gonikberg, George Varghese, Guruprasad Revanna
  • Patent number: 8600300
    Abstract: Aspects of a method and system for single chip WLAN and Bluetooth radios on a single CMOS substrate are presented. Aspects of the system may include a WLAN receiver circuit within a substrate of a single chip that enables reception of WLAN signals, and a Bluetooth receiver circuit within the same substrate that enables reception of Bluetooth signals. The WLAN receiver circuit and Bluetooth receiver circuit may utilize a single low noise amplifier circuit that enables reception of the WLAN signals and Bluetooth signals. Aspects of the system may also include a WLAN transmitter circuit within a substrate of a single chip that enables transmission of WLAN signals, and a Bluetooth transmitter circuit within the same substrate that enables transmission of Bluetooth signals. The WLAN transmitter circuit and Bluetooth transmitter circuit may utilize a single power amplifier circuit that enables transmission of the WLAN signals and Bluetooth signals.
    Type: Grant
    Filed: December 31, 2006
    Date of Patent: December 3, 2013
    Assignee: Broadcom Corporation
    Inventors: Chungyeol Paul Lee, Bojko Marholev, Arya Behzad, Mark Gonikberg, Brima Babatunde Ibrahim, Thomas Varghese
  • Patent number: 8600459
    Abstract: A system and method providing low-power operation in a multimode communication device. Various aspects of the present invention may, for example, include at least one radio module that is adapted to communicate in a plurality of communication modes. The at least one radio module may also be adapted to operate in at least a first power-save mode. At least one module may, for example, be adapted to analyze at least one non-informational aspect of a signal (e.g., a received radio signal) to determine whether a first communication network corresponding to a first communication mode of the plurality of communication modes might be available. The at least one module may then, for example, be adapted to determine, based at least in part on the determined availability of the first communication network, whether to operate the at least one radio module in a respective mode other than the first power-save mode.
    Type: Grant
    Filed: January 11, 2013
    Date of Patent: December 3, 2013
    Assignee: Broadcom Corporation
    Inventors: Ahmadreza Rofougaran, Arya Behzad, Jeyhan Karaoguz, James D. Bennett
  • Patent number: 8600305
    Abstract: Aspects of a method and system for compensating for estimated distortion in a transmitter by utilizing a digital predistortion scheme with a single feedback mixer are presented. Aspects of the system may include at least one circuit that enables generation of an output signal in response to one or more generated input signals. A feedback signal may be generated within a single feedback mixer circuit that may perform a frequency mix-down operation on the generated output signal. The generated feedback signal may be inserted at one or more insertion points in a receiver. Each of the insertion points may be located between a mixer stage of the receiver, and one or more circuits that generate a baseband signal based on the generated feedback signal.
    Type: Grant
    Filed: May 23, 2012
    Date of Patent: December 3, 2013
    Assignee: Broadcom Corporation
    Inventors: Arya Behzad, Ali Afashi, Vikram Magoon
  • Patent number: 8594598
    Abstract: A method for processing signals in a receiver includes receiving a plurality of wireless signals via a plurality of M receive antennas coupled to M corresponding signal amplifiers. The method may also include measuring corresponding signal strengths of M signals generated when each of M phase-shifters is coupled to each of the M receive antennas, while one or more of the M signal amplifiers are disabled. One of the M generated signals may be selected for processing without the use of an antenna switch, where the selecting may be based on the measured signal strength. Each of the plurality of received wireless signals may be amplified prior to the measuring. One or both of an in-phase (I) component and/or a quadrature (Q) component may be generated for each of the M generated signals.
    Type: Grant
    Filed: May 15, 2012
    Date of Patent: November 26, 2013
    Assignee: Broadcom Corporation
    Inventors: Arya Behzad, Ali Afsahi, Mark Gonikberg
  • Patent number: 8582591
    Abstract: Wireless mobile communication (WMC) devices located in operating proximity of each other may be enabled to form a mesh (ad hoc wireless) network. WMC devices in a mesh network may form a queuing system wherein each WMC device may store data forwarded to and/or from other WMC devices in the mesh network. Each WMC device in the mesh network may have different queuing capability based on a plurality of factors that may comprise internal factors such as processing, storage, power, and/or connectivity. The mesh network may comprise an internal addressing scheme that may enable utilization of the queuing system whether or not WMC devices in the mesh network are communicatively coupled to external networks.
    Type: Grant
    Filed: September 28, 2007
    Date of Patent: November 12, 2013
    Assignee: Broadcom Corporation
    Inventors: Alexander G. MacInnis, Thomas Quigley, Arya Behzad, Jeyhan Karaoguz, John Walley, Mark Buer
  • Patent number: 8583092
    Abstract: Methods and systems for a persistent request generated by a wireless device, executed remotely and output to configurable local resources are disclosed and may include generating via a handheld wireless communication device (HWCD) a persistent request for a user that may be communicated to remote devices for execution and storage of results. The stored results may be received from local resources local which may be configured by the remote devices based on user preferences to deliver the stored results to the user. The stored results may be received by the user via the HWCD or another wireless communication device, and the identity of the user may be authenticated prior to receiving the stored results. The remote devices may discover the local resources based on the detection of the user logging into the network. User preferences may be stored in networked devices or may be stored in the HWCD.
    Type: Grant
    Filed: July 30, 2012
    Date of Patent: November 12, 2013
    Assignee: Broadcom Corporation
    Inventors: Mark Buer, Arya Behzad, Jeyhan Karaoguz, Alexander MacInnis, Thomas Quigley, John Walley
  • Patent number: 8553623
    Abstract: A wireless mobile communication (WMC) device may discover available networks, and available local and/or remote resources. The WMC device may configure routes utilizing one or more of discovered resources and one or more available networks. The routes may be utilized to performed operations requested via the WMC device. A standardized language and/or protocol may be utilized in discovering and/or communicating with available resources and/or networks. The standardized language and/or protocol may enable commonality among the discovered networks and/or resources, and encryption of data communicated through the established routes. The standardized language and/or protocol may be updated and/or modified to incorporate new resources either by direct interactions between the new resources and the WMC device, or via existing available resources and/or networks. The discovery of resources and/or establishment of routes may be user-triggered, or it may be based on user preference information.
    Type: Grant
    Filed: September 28, 2007
    Date of Patent: October 8, 2013
    Assignee: Broadcom Corporation
    Inventors: Mark Buer, Thomas Quigley, Alexander G. MacInnis, Arya Behzad, Jeyhan Karaoguz, John Walley
  • Publication number: 20130262491
    Abstract: A system and method is provided for processing and storing captured data in a wireless communication device based on detected biometric event data. The captured data may be acquired through a data acquisition system with devices or sensors in an integrated or distributed configuration. The captured data may include multimedia data of an event with time, date and/or location stamping, and captured physiological and behavioral biometric event data in response to the event. The captured data may be dynamically stored in a data binding format or as raw data in a local host device or communicated externally to be stored in a remote host or storage. At least one user preference may be specified for linking a biometric event data to the mapped, analyzed, categorized and stored captured data in a database. Captured data may be retrieved by matching biometric event data to at least one user preference from the database.
    Type: Application
    Filed: May 28, 2013
    Publication date: October 3, 2013
    Inventors: Alexander MacInnis, Arya Behzad, Mark Buer, Jeyhan Karaoguz, Thomas Quigley, John Walley
  • Publication number: 20130239118
    Abstract: Systems, apparatuses and methods are disclosed for apportioning tasks among devices. One such method is performed in handheld wireless communication device (HWCD). The method includes discovering available resources in a network and dynamically assessing cost functions for performing a task on the HWCD and on each of the discovered resources. Each of the respective cost functions is based on performance factors associated with the HWCD or with one of the devices. Based on change in the cost functions, the task is apportioned for local execution by the HWCD or remote execution by the available resources.
    Type: Application
    Filed: April 30, 2013
    Publication date: September 12, 2013
    Applicant: Broadcom Corporation
    Inventors: Arya Behzad, Mark Buer, Jeyhan Karaoguz, Alexander MacInnis, Thomas Quigley, John Walley
  • Patent number: 8532577
    Abstract: Aspects of a method and system for compensating for estimated distortion in a transmitter by utilizing a digital predistortion scheme with a quadrature feedback mixer configuration are presented. Aspects of the system may include an RF transmitter that enables generation of an RF output signal in response to one or more generated input signals. One or more feedback signals may be generated by performing frequency downconversion on the RF output signal within a corresponding one or more feedback mixer circuits. The generated one or more feedback signals may be inserted at a corresponding one or more insertion points in an RF receiver. Each insertion point may be between a receiver mixer circuit and corresponding circuits that generate a baseband signal based on the corresponding one of the feedback signals.
    Type: Grant
    Filed: May 31, 2012
    Date of Patent: September 10, 2013
    Assignee: Broadcom, Corporation
    Inventors: Arya Behzad, Ali Afsahi, Vikram Magoon, Mark Gonikberg, George Varghese, Guruprasad Revanna