Patents Assigned to Broadcom Corporation
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Patent number: 9479935Abstract: A collocated device functioning as a configurator can use short and long button activations to enter a configuration state, open a timing window, and force client devices currently joined to a network to rejoin the network. If the collocated device functioning as a configurator is unconfigured, a short (or long) button activation can initiate a configuration sequence. A short button activation on that same collocated device, once configured, can cause the device to open a configurator timing window, during which one or more devices can be provided the information necessary to securely communicate on a network. A long (or short) button activation can be used to force all currently connected client devices, or rejoin the network using a new Service Set Identifier (SSID) or passphrase.Type: GrantFiled: December 30, 2014Date of Patent: October 25, 2016Assignee: BROADCOM CORPORATIONInventors: Henry Ptasinski, Edward Carter, Manoj Thawani, Manas Deb, Jeff Vadasz, Mahesh Iyer
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Patent number: 9479444Abstract: A method, system and computer program product in a downstream line card of a Cable Modem Termination System (CMTS) for managing downstream traffic for channels and bonded channel groups is provided herein. The method comprises the step of receiving packets for transmission to cable modems and classifying each packet to a flow based on class of service associated with the packet. The method further includes the step of storing the packets in flow queues based, wherein a flow queue is selected based on a flow a packet is associated with and wherein each flow corresponds to a single flow queue.Type: GrantFiled: December 29, 2014Date of Patent: October 25, 2016Assignee: Broadcom CorporationInventors: Joel I. Danzig, Michael R. Robinson, Russell J. Nagle, Karen M. Schramm
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Patent number: 9479814Abstract: A television system and method for providing computer network-based video. Various aspects may, for example, comprise a television system and method for providing both standard television video combined with computer network-based video, serially and/or concurrently. Various aspects may also comprise a user interface system and method for interacting with a user regarding the presentation and/or control of computer network-based video.Type: GrantFiled: January 16, 2014Date of Patent: October 25, 2016Assignee: Broadcom CorporationInventor: Jeyhan Kararoguz
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Patent number: 9479058Abstract: A power supply that includes positive and negative floating power supply rails. Laterally diffused metal oxide semiconductors (LDMOS) regulate the output voltage of the positive and negative floating power supply rails. In particular, an LDMOS can be configured as a common gate amplifier at the output of the power supply to sense the output of the positive and negative floating power supply rails.Type: GrantFiled: July 9, 2013Date of Patent: October 25, 2016Assignee: Broadcom CorporationInventor: Michael Owen Baker
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Patent number: 9479012Abstract: A mobile device is disclosed that is not only capable of wirelessly receiving power from a source device, but also of wirelessly transmitting power to a destination device. The device includes one or more power modules and corresponding coils for transmitting/receiving signals from which power can be loaded/extracted. In addition, the device can receiving initiation information identifying power transfer standards supported by each of the source and destination devices, and can control its one or more power modules to operate in accordance with the standards identified in the initiation information.Type: GrantFiled: June 29, 2012Date of Patent: October 25, 2016Assignee: Broadcom CorporationInventor: Aram Nahidipour
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TRANSMISSION COORDINATION WITHIN MULTIPLE USER, MULTIPLE ACCESS, AND/OR MIMO WIRELESS COMMUNICATIONS
Publication number: 20160309477Abstract: Transmission coordination within multiple user, multiple access, and/or MIMO wireless communications. Within wireless communication systems, there can be various wireless communication devices therein that are not all compliant with a common capability set, communication protocol, communication standard, recommended practice, etc. For example, some communication systems may have some wireless communication devices characterized as ‘legacy’ wireless communication devices, and other wireless communication devices therein may be newer and compliant with newer capability sets, communication protocols, communication standards, recommended practices, etc. In such instances, coordination of transmissions among the various wireless communication devices may be made, when performing simultaneous transmissions, by ensuring that transmissions of devices on different channels is made when aligned on a common boundary of an OFDM symbol.Type: ApplicationFiled: June 24, 2016Publication date: October 20, 2016Applicant: BROADCOM CORPORATIONInventors: Vinko Erceg, Joseph Paul Lauer, Matthew James Fischer, Peiman Amini, Joonsuk Kim -
Publication number: 20160308042Abstract: Semiconductor devices and manufacturing methods are provided for making channel and gate lengths independent from lithography. Also, semiconductor devices and manufacturing methods are provided for increasing resistivity between drain and channel to allow for higher voltage operation. For example, a semiconductor device includes a first doped layer implanted in a semiconductor substrate forming one of a source or a drain and a gate metal layer disposed over the first doped layer. The semiconductor device further includes a second doped layer disposed over the gate metal forming the other the source or the drain, where the first doped layer, the gate metal layer and the second doped layer form a vertical stack of layers of the semiconductor device. The semiconductor device further includes a conduction channel formed in a trench that extends vertically through the vertical stack of layers and terminates at the semiconductor substrate.Type: ApplicationFiled: June 27, 2016Publication date: October 20, 2016Applicant: Broadcom CorporationInventors: Sam Ziqun ZHAO, Frank Hui
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Publication number: 20160308588Abstract: The present disclosure describes various chassis based antennas for a communication device. These various chassis based antennas can be integrated within a mechanical chassis of the communication device. The mechanical chassis is at least partially constructed of one or more conductive materials, such as copper or aluminum to provide some examples, or combinations of conductive materials, to provide one or more conductive paths for the communication device. The communication device can use these one or more conductive paths as one or more chassis based antennas for communication.Type: ApplicationFiled: May 11, 2015Publication date: October 20, 2016Applicant: Broadcom CorporationInventors: Henrik T. JENSEN, Hyungpyo Lee
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Publication number: 20160308589Abstract: Antenna systems and methods for Massive Multi-Input-Multi-Output (MIMO) (M-MIMO) communication are provided. Antennas systems include a M-MIMO transmitter architecture with a hybrid matrix structure. The hybrid matrix structure protects against transmit path component failures and ensures that a spatial rate of the M-MIMO transmitter is not degraded by the failures. Antenna systems and methods also include antenna selection schemes for selecting a subset of antennas from a plurality of antennas to transmit to a receiver.Type: ApplicationFiled: June 29, 2016Publication date: October 20, 2016Applicant: Broadcom CorporationInventors: Louay JALLOUL, Sam ALEX, Amin MOBASHER
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Patent number: 9473018Abstract: A voltage multiplier circuit. The voltage multiplier circuit includes a storage element, a first transistor, a second transistor and third transistor. The storage element has a first end and a second end. The second end is coupled to a clock signal input. The first transistor has a gate coupled to a voltage node, a first terminal coupled to a supply node, and a second terminal coupled to the first end of the storage element. A second transistor has a first terminal coupled to the first end of the storage element and a second terminal coupled to the voltage output. The third transistor has a gate in communication with the clock input and a first terminal coupled to the voltage node.Type: GrantFiled: June 30, 2014Date of Patent: October 18, 2016Assignee: BROADCOM CORPORATIONInventors: Scott Savage, Stephen Greenwood, Christopher Ward, Josh Crohn
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Patent number: 9473214Abstract: Apparatus for harvesting and using power in a near field communications mode, includes a host device with operating components. A first near field communication (NFC) device is contained in the host device and is configured to be selectively coupled to one of the operating components. The first NFC device harvests energy from a second NFC device and converts the harvested energy to electrical power. The first NFC device receives information from the second NFC device and power on the operating component as a function of the information received from the second NFC device. The first NFC device transfers data to or from the operating component when the operating component is powered on. The first NFC device powers off the operating component when the transfer of data between the first NFC device and the operating component has been completed.Type: GrantFiled: April 28, 2015Date of Patent: October 18, 2016Assignee: Broadcom CorporationInventor: Mohamed Awad
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Patent number: 9472615Abstract: A fin-shaped field-effect transistor (finFET) device is provided. The finFET device includes a substrate material with a top surface and a bottom surface. The finFET device also includes a well region formed in the substrate material. The well region may include a first type of dopant. The finFET device also includes a fin structure disposed on the top surface of the substrate material. A portion of the fin structure may include the first type of dopant. The finFET device also includes an oxide material disposed on the top surface of the substrate material and adjacent to the portion of the fin structure. The finFET device also includes a first epitaxial material disposed over a portion of the fin structure. The first epitaxial material may include a second type of dopant.Type: GrantFiled: January 15, 2015Date of Patent: October 18, 2016Assignee: Broadcom CorporationInventors: Qintao Zhang, Akira Ito
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Patent number: 9471809Abstract: A broadband gateway may be used to authorize transactions associated with one or more accounts, which may be associated with a user of the broadband gateway. The transaction may be handled by the broadband gateway. The authorizations may be performed based on information associated with the accounts, whose storage may be controlled by the broadband gateway. The broadband gateway may block and/or terminate transactions failing authentication and/or validation, which may be performed based on the stored information. The transactions may be initiated within a network serviced by the broadband gateway. The transactions may also be initiated outside the serviced network. The stored information may comprise a user profile, which may comprise a plurality of settings for controlling and/or managing authorization performed by the broadband gateway. The user profiles may be configurable by users, wherein configuration may comprise initializing and/or modifying one or more of the transaction related settings.Type: GrantFiled: November 19, 2014Date of Patent: October 18, 2016Assignee: BROADCOM CORPORATIONInventors: David Garrett, Jeyhan Karaoguz, Xuemin Chen, Wael William Diab, David Lundgren, Rich Prodan
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Patent number: 9473939Abstract: Aspects of a method and system for service mobility via a femtocell infrastructure are provided. In this regard, a mobile cellular enabled communication device may detect a femtocell operable to deliver content for one or more services to the mobile cellular enabled communication device, where the one or more services may be provided via a set-top-box communicatively coupled to the femtocell. The mobile cellular enabled communication device may communicate a user profile to the femtocell, wherein information in the profile may be utilized by the set-top-box to authenticate and/or authorize access to the services by the mobile cellular enabled communication device and thus the mobile cellular enabled communication device may receive the content from the set-top-box based on the authentication and/or authorization. The content may comprise voice, video, data, text and/or still images.Type: GrantFiled: January 23, 2015Date of Patent: October 18, 2016Assignee: Broadcom CorporationInventors: Jeyhan Karaoguz, Charles Abraham, Xuemin Sherman Chen, Wael William Diab, Vinko Erceg, Victor T. Hou, Mark Kent
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Patent number: 9472485Abstract: Flip chip packages are described that include two or more thermal interface materials (TIMs). A die is mounted to a substrate by solder bumps. A first TIM is applied to the die, and has a first thermal resistance. A second TIM is applied to the die and/or the substrate, and has a second thermal resistance that is greater than the first thermal resistance. An open end of a heat spreader lid is mounted to the substrate such that the die is positioned in an enclosure formed by the heat spreader lid and substrate. The first TIM and the second TIM are each in contact with an inner surface of the heat spreader lid. A ring-shaped stiffener may surround the die and be connected between the substrate and heat spreader lid by the second TIM.Type: GrantFiled: April 23, 2015Date of Patent: October 18, 2016Assignee: Broadcom CorporationInventors: Mehdi Saeidi, Sam Ziqun Zhao
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Patent number: 9473208Abstract: A communication device is disclosed that includes an antenna circuit with coupling connections that are used interchangeably as a receive coupling connection and a transmit coupling connection for an RF signal. A driver maintains a constant voltage or a constant current on a first coupling connection of the antenna circuit based on a drive signal that includes an output voltage and an output current. A demodulator extracts modulation from the RF signal based on a fluctuating voltage or a fluctuating current on a second coupling connection of the antenna circuit.Type: GrantFiled: January 23, 2015Date of Patent: October 18, 2016Assignee: Broadcom CorporationInventor: Alastair Lefley
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Patent number: 9474088Abstract: A method, apparatus and computer program facilitate the assignment of stations to slots of a restricted access window (RAW) to support communications between the stations and an access point. In a method for use in an access point, a broadcast message is caused to be provided to the station(s). The broadcast message includes an indication of a type of stations to access the RAW and one or more of a duration of the slot(s) in the RAW allocated to a first type of station, a duration of the RAW allocated to the first type of station, a duration of the slot(s) in the RAW allocated to a second type of station or a duration of the RAW allocated to the second type of station. The method also provides for access for one or more stations of the type that was indicated within the slots of the RAW.Type: GrantFiled: March 4, 2014Date of Patent: October 18, 2016Assignee: Broadcom CorporationInventors: Timo Kalevi Koskela, Anna Pantelidou, Juho Mikko Oskari Pirskanen
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Patent number: 9474081Abstract: Timing control procedure is needed for uplink transmissions in several communication networks. Some networks and bands have physical and regulatory limitations for obtaining timing advance value in conventional manner. One example of these limitations is disabled downlink channel in TV white spaces. The present invention provides an arrangement for obtaining timing advance value in a situation wherein the use of downlink channel is disabled.Type: GrantFiled: July 26, 2011Date of Patent: October 18, 2016Assignee: Broadcom CorporationInventors: Wei Hong, Haiming Wang, Jing Han, Na Wei, Chunyan Gao, Erlin Zeng
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Publication number: 20160300838Abstract: Methods of fabricating devices (e.g., FDSOI devices) having multiple threshold voltages are described. One method includes providing a first fixed charge region proximate to an interface of an insulating (e.g., buried oxide (BOX) layer) and a semiconductor substrate for a first device. The first charge region has a first configuration of fixed charges. The method also includes providing a second fixed charge region proximate to the interface of the insulating layer and the semiconductor substrate for the second device. The second charge region has a second configuration of fixed charges that is different than the first configuration.Type: ApplicationFiled: May 5, 2015Publication date: October 13, 2016Applicant: Broadcom CorporationInventors: Qintao Zhang, Aimin Xing
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Publication number: 20160302057Abstract: Subsequent association identifier (AID) update within single user, multiple user, multiple access, and/or MIMO wireless communications. Even while a given communication device maintains continuous association within a given communication system, a unique identifier associated with that particular communication device may be updated. For example, considering and implementation including an access point (AP) and a number of wireless stations (STAs), even while at least some of the STAs remain in association with the AP, the respective unique identifiers associated with one or more of those STAs may be updated (e.g., the respective AID values associated with one or more of those STAs may be updated). For example, after an initial assignment of unique identifiers associated with a group of respective communication devices within the communication network, the unique identifier associated with one or more of those respective communication devices may be updated or changed after the initial assignment.Type: ApplicationFiled: June 23, 2016Publication date: October 13, 2016Applicant: BROADCOM CORPORATIONInventor: Qi Wang