Patents Assigned to Broadcom
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Patent number: 9554177Abstract: Systems and methods for transmitting packets over a network of communication channels are provide. A system according to the invention may include first and second nodes in communication with a coax backbone. The first node may further include a retransmission buffer. The system may also include a network access coordinator operative to coordinate access of the nodes to the coax backbone. In a time period at least one first packet is transmitted by the first node to the second node. The first packet may include an indication that retransmission service is applied. The first packet may also include a indication of the length corresponding to the packet. If, during the first time period the packet is not received by the second node, the second node is operative to send a retransmission request to the network access coordinator.Type: GrantFiled: September 4, 2013Date of Patent: January 24, 2017Assignee: Broadcom CorporationInventors: Yitshak Ohana, Philippe Klein, Avi Kliger
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Patent number: 9554414Abstract: A method, apparatus and computer program product are provided to allow the idle period to be defined in a more tailored manner, such as on a per station or per class of stations basis, as opposed to on a per access point basis. In the context of a method, an indication of an idle period is caused to be provided to a station. The method also causes an association with the station to be maintained for a period of time that is at least partially defined by the idle period. The period of time for which an association is maintained with the station is different than a period of time for which an association is maintained with another station in an absence of communication with the another station. A corresponding apparatus and computer program product are also provided.Type: GrantFiled: March 11, 2013Date of Patent: January 24, 2017Assignee: BROADCOM CORPORATIONInventors: Anna Pantelidou, Timo Koskela, Samuli Turtinen, Sami-Jukka Hakola
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Patent number: 9554396Abstract: A wireless local area network (WLAN) method and device to provide dual band (DB) operation of the WLAN device, the DB operation including communication in a first frequency band with a first device and communication in a second frequency band with a second device, the WLAN device including first network interface circuitry to support communication in the first frequency band with the first device, second network interface circuitry to support communication in the second frequency band with the second device, and a processor to generate at least one action frame that includes information regarding a duration of time during which the WLAN device will be unavailable for communication, and to enable transmission of the at least one action frame to the first device or to the second device.Type: GrantFiled: September 30, 2013Date of Patent: January 24, 2017Assignee: Broadcom CorporationInventor: Deepak Kumar Damodaran
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Publication number: 20170018622Abstract: An Ultra Thin Body and Box (UTBB) fully depleted silicon on insulator (FDSOI) field effect transistor (FET) employing a split gate topology is provided. A gate dielectric layer is disposed beneath a gate structure and in contact with a channel layer of the device. The gate dielectric layer contains two portions, a thin portion and a thick portion. The thin portion is arranged and configured to reduce a trans-conductance of the device, while a thick portion is arranged and configured to increase the break down voltage of the device. The device further contains a bulk region that can be electrically connected to voltage source to provide control over the threshold voltage of the device.Type: ApplicationFiled: October 30, 2015Publication date: January 19, 2017Applicant: Broadcom CorporationInventor: Akira ITO
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Publication number: 20170018618Abstract: A field effect transistor (FET) with raised source/drain region of the device so as to constrain the epitaxial growth of the drain region. The arrangement of the spacer layer is created by depositing a photoresist over the extended drain layer during a photolithographic process.Type: ApplicationFiled: October 30, 2015Publication date: January 19, 2017Applicant: Broadcom CorporationInventors: Akira ITO, Shom PONOTH
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Publication number: 20170017484Abstract: A system, method, and computer program product for booting a device are provided herein. The method includes the steps of synchronizing the device based on a downstream signal from a second device, receiving a software from the second device for booting on a reserved downstream channel of the second device, and storing the received first software in a volatile memory. The device does not pre-store the software in a non-volatile memory.Type: ApplicationFiled: September 27, 2016Publication date: January 19, 2017Applicant: Broadcom CorporationInventors: Eli ELMOALEM, David AVISHAI, Asaf KOREN
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Publication number: 20170018551Abstract: A field effect transistor (FET) having one or more fins provides an extended current path as compared to conventional finFETs. A source terminal is disposed on a first fin between a first dummy gate and a gate structure. A drain terminal is disposed on a second fin between a second dummy gate and a third dummy gate. A first gate oxide layer disposed under second and third dummy gates is made to be thinner than a second gate oxide layer disposed under the first dummy gate and the gate structure. By making the first gate oxide layer thinner, an overall footprint of the finFET device is reduced.Type: ApplicationFiled: November 30, 2015Publication date: January 19, 2017Applicant: BROADCOM CORPORATIONInventors: SHOM PONOTH, AKIRA ITO
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Patent number: 9548836Abstract: The present disclosure is directed to a system and method for detecting burst noise. The system and method are described in the exemplary context of a cable modem system and can be used in such a system to specifically detect upstream burst noise. Once detected, the system and method can adjust the upstream receiver that receives data corrupted by the upstream burst noise to reduce the potentially deleterious effects that the burst noise can have on, for example, the packet error rate and/or data rate of the upstream receiver.Type: GrantFiled: December 20, 2013Date of Patent: January 17, 2017Assignee: Broadcom CorporationInventors: Yitshak Ohana, Avi Kliger, Anatoli Shindler, Bazhong Shen
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Patent number: 9549309Abstract: A system and method providing location based wireless resource identification in a communication system. Various aspects may comprise determining a location of a communication system (e.g., a multimode communication device). One or more wireless resources may then, for example, be identified based, at least in part, on the determined location. Additionally for example, respective manners of communicating with identified wireless resources may be determined and utilized for communication between the communication system and the identified wireless resources. A communication system may, for example, comprise a location determination module adapted to determine a location of the communication device. A wireless resource identification module may, for example, be adapted to identify one or more wireless resources based, at least in part, on the determined location.Type: GrantFiled: October 12, 2015Date of Patent: January 17, 2017Assignee: Broadcom CorporationInventors: Jeyhan Karaoguz, James D. Bennett
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Patent number: 9548251Abstract: A semiconductor package may include a substrate, and a semiconductor interposer having a cavity and a plurality of through semiconductor vias. The semiconductor interposer is situated over the substrate. An intra-interposer die is disposed within the cavity of the semiconductor interposer. A thermally conductive adhesive is disposed within the cavity and contacts the intra-interposer die. Additionally, a top die is situated over the semiconductor interposer. In one implementation, the semiconductor interposer is a silicon interposer. In another implementation, the semiconductor interposer is flip-chip mounted to the substrate such that the intra-interposer die disposed within the cavity faces the substrate. In yet another implementation, the cavity in the semiconductor interposer may extend from a top surface of the semiconductor interposer to a bottom surface of the semiconductor interposer and a thermal interface material may be disposed between the intra-interposer die and the substrate.Type: GrantFiled: January 12, 2012Date of Patent: January 17, 2017Assignee: Broadcom CorporationInventors: Rezaur Rahman Khan, Sam Ziqun Zhao, Pieter Vorenkamp, Kevin Kunzhong Hu, Sampath K. V. Karikalan, Xiangdong Chen
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Patent number: 9547080Abstract: A gaming object includes an orientation sensor that generates orientation data in response to the orientation of the gaming object. An actuator that generates interaction data in response to an action of a user. A transceiver sends an RF signal to a game device that indicates the orientation data and the interaction data. The game device generates display data for display on a display device that contains at least one interactive item, and wherein the at least one interactive item is interactive in response to the orientation data and the interaction data.Type: GrantFiled: June 2, 2008Date of Patent: January 17, 2017Assignee: Broadcom CorporationInventors: Ahmadreza (Reza) Rofougaran, Maryam Rofougaran, Nambirajan Seshadri, Brima B. Ibrahim, John Walley, Jeyhan Karaoguz
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Patent number: 9548800Abstract: Embodiments provide systems and methods for enabling a wireless multi-access communication system having a first frequency band and a second frequency band. The first frequency band can be used to establish a first channel using a non-Massive Multiple Input Multiple Output (M-MIMO) radio access technology (RAT). The first channel can be used to broadcast downlink/uplink control information (and, optionally, data) between an access point (AP) and a user device. The second frequency band can be used to establish a second channel using a M-MIMO RAT. The second channel can be used to communicate high speed downlink/uplink data between an AP and a user device. The non-M-MIMO RAT and the M-MIMO RAT can be of the same RAT family or of different RAT families.Type: GrantFiled: February 21, 2014Date of Patent: January 17, 2017Assignee: Broadcom CorporationInventor: Nihar Jindal
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Patent number: 9549326Abstract: A method, apparatus and computer program product are provided facilitating flexible time sharing among systems. A method and apparatus may generate a secondary component carrier transmission plan including planned on and off durations. The planned on durations correspond to a time period for an apparatus and devices to communicate via an unlicensed band of the secondary component carrier. The planned off durations correspond to a time interval in which the devices may deactivate from the unlicensed band or remain disconnected from the unlicensed band. The method and apparatus may also enable provision of the plan to the devices via a licensed band of a primary component carrier and detecting a medium of the unlicensed band prior to the expiration of the time period to determine whether the medium is available in order to decide whether to turn on transmissions to the unlicensed band after one of the planned off durations.Type: GrantFiled: July 14, 2011Date of Patent: January 17, 2017Assignee: BROADCOM CORPORATIONInventors: Na Wei, Chunyan Gao, Haiming Wang, Erlin Zeng, Wei Bai, Wei Hong, Jing Han, Gilles Charbit
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Patent number: 9549214Abstract: A cable network gateway receives a downstream broadband signal via service provider cabling at an interface. An Analog to Digital Converter (ADC) converts the downstream broadband signal to a digital downstream broadband signal. A digital filter attenuates an upper spectrum from the digital downstream broadband signal to produce a filtered digitized downstream broadband signal. An in-home communications transceiver produces a digital in-home communications signal that overlaps the upper spectrum. Summing circuitry sums the filtered digitized downstream broadband signal with the digital in-home communications signal to produce a combined digital signal. A Digital to Analog Converter (DAC) converts the combined digital signal to a combined analog signal and an in-home cable interface transmits the combined analog signal via in-home cabling. The downstream broadband signal may be a Data over Cable System Interface Specification (DOCSIS) 3.0/3.Type: GrantFiled: October 31, 2014Date of Patent: January 17, 2017Assignee: BROADCOM CORPORATIONInventors: Ardie Venes, Donald George McMullin
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Patent number: 9546873Abstract: An electronic device is operable to determine a Global Positioning System (GPS) mode of operation based upon accelerometer input. The electronic device includes a communications interface, a GPS receiver, an accelerometer module, and processing circuitry. The processing circuitry receives an accelerometer output from the accelerometer module and compares the accelerometer output to a plurality of acceleration signatures. Based upon the comparison, an acceleration profile is selected. A GPS mode of operation is selected for the GPS receiver based upon the acceleration profile. The acceleration profile can be selected based upon one or more types of communications being serviced by the communications interface. In one embodiment, a selected GPS mode of operation selected corresponds to a distinct operating environment.Type: GrantFiled: July 13, 2015Date of Patent: January 17, 2017Assignee: BROADCOM CORPORATIONInventor: Charlie Abraham
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Publication number: 20170012718Abstract: A device includes circuitry configured to transmit a first test signal to another device via one or more communication links. The device receives a second test signal transmitted from the another device via the one or more communication links. The circuitry is configured to determine a signal-to-noise ratio (SNR) at the device and the another device. Data rates are determined for the one or more communication links based on the SNR at the device and the another device.Type: ApplicationFiled: September 14, 2015Publication date: January 12, 2017Applicant: BROADCOM CORPORATIONInventors: Kishore KOTA, Kadir DINC
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Publication number: 20170011993Abstract: Semiconductor devices and manufacturing methods are provided for using a Recon interposer that provides a high density interface between the active semiconductor die and the semiconductor substrate and also provides the pitch fan-out. For example, a circuit assembly includes a silicon pad layer including a plurality of metal pads, each metal pad configured to receive a corresponding bump of a plurality of bumps. The circuit assembly further includes an oxide layer disposed on the silicon pad layer and an interposer dielectric layer disposed on the oxide layer. The interposer dielectric layer includes a plurality of routing traces that connect a top surface of the redistribution layer to a bottom surface of the interposer dielectric layer.Type: ApplicationFiled: July 8, 2016Publication date: January 12, 2017Applicant: Broadcom CorporationInventors: Sam Ziqun ZHAO, Sam Komarapalayam Karikalan, Edward Law, Rezaur Rahman Khan, Pieter Vorenkamp
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Patent number: 9544586Abstract: A system and method for processing video information. Various aspects of the present invention may provide a decoder module that decodes block encoded video information. The system may, for example, include a first memory module, communicatively coupled to the decoder module, that stores video processing information utilized by the decoder module for decoding a current video block from a current video frame. The system may also, for example, include a second memory module, communicatively coupled to the decoder module, that stores reference video information from a previous video frame utilized by the decoder module for decoding the current video block. In a non-limiting exemplary scenario, the first memory module and the second memory module may be communicatively coupled to the decoder module with independent respective data and/or address buses.Type: GrantFiled: July 19, 2013Date of Patent: January 10, 2017Assignee: BROADCOM CORPORATIONInventors: Stephen Gordon, Darren Neuman
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Patent number: 9542997Abstract: A system includes a memory block. The memory block includes a local control circuit that is operable to control a memory operation of the memory block. The local control circuit includes a local sense amplifier. The system also includes a global memory control circuit separate from the memory block, and the global memory control circuit is operable to communicate with the local control circuit. The global memory control circuit includes a global data latch operable to receive a sensed data state from the local sense amplifier.Type: GrantFiled: October 7, 2015Date of Patent: January 10, 2017Assignee: Broadcom CorporationInventors: Ali Anvar, Gil I. Winograd, Esin Terzioglu
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Patent number: 9544638Abstract: In conventional packet communications systems, such as MPEG-2, the data stream includes a program clock reference (PCR) so that the receiver decoder can lock on to the data stream. The invention eliminates the need to send the PCR by transferring a data transport rate explicitly in the header of the data packets so that the decoder can use the transport rate as a locking reference and adjust its phase lock loop. The transport rate is carried in the adaptation field as user private data.Type: GrantFiled: September 29, 2006Date of Patent: January 10, 2017Assignee: Broadcom CorporationInventors: Jiang Fu, Zhijie Yang, Brian A. Heng, Xuemin Chen