Patents Assigned to Broadcom
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Patent number: 9594681Abstract: A device includes a memory including ways and a processor in communication with the memory. The processor is configured to execute logic. The logic can monitor a parameter of the processor or a device connected with the processor. The logic can allocate, based on the parameter, a number a ways and a size of ways of the memory for use by the processor. The logic can power down an unallocated number of ways and unused portions of the ways of the memory.Type: GrantFiled: September 14, 2015Date of Patent: March 14, 2017Assignee: BROADCOM CORPORATIONInventor: David Matthew Lewsey
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Patent number: 9595985Abstract: Recently proposed noise-cancelling receivers report a best case trade-off between noise figure and linearity for a matched wideband receiver. These receivers are further improved using a passive front-end gain. The front-end gain reduces the power requirements of the radio frequency transconductance stage, and potentially other stages where, e.g., smaller mixer switches may be employed.Type: GrantFiled: October 14, 2015Date of Patent: March 14, 2017Assignee: BROADCOM CORPORATIONInventors: David Murphy, Hao Wu, Hooman Darabi
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Publication number: 20170070913Abstract: A method, apparatus and computer program product are provided for enabling efficient allocation of discovery resources for device to device communications. An example method may comprise establishing a cellular network connection to an access point. The method may further comprise establishing a local area network connection to a user equipment. Additionally, the method may comprise either receiving offloaded data for the user equipment from the access point via the cellular network connection and relaying the offloaded data to the user equipment via the local area network connection, or receiving offloaded data for the access point from the user equipment via the local area network connection and relaying the offloaded data to the access point via the cellular network connection. Similar and related example methods, example apparatuses, and example computer program products are also provided.Type: ApplicationFiled: November 16, 2016Publication date: March 9, 2017Applicant: BROADCOM CORPORATIONInventors: Wei HONG, Na WEI, Haiming WANG, Erlin ZENG, Wei BAI, Pengfei SUN
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Publication number: 20170069949Abstract: The present disclosure provides for a fabrication layout and design for transmission lines that are implemented as part of a differential Wilkinson power divider/combiner. The transmission lines are configured and arranged in a poly-loop line geometry. The poly-loop line geometry includes overlapping transmission lines to route differential signals within the differential Wilkinson power divider/combiner. The overlapping transmission lines each include a crossover region to route the differential signals. The crossover represents a spacing between the overlapping transmission lines that encompasses a magnetic flux of the overlapping transmission lines.Type: ApplicationFiled: October 27, 2015Publication date: March 9, 2017Applicant: Broadcom CorporationInventor: Seunghwan Yoon
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Publication number: 20170070743Abstract: A video decoder or encoder can be used to convert and process different video streams having different combinations of frame rate and Chroma fidelity. Rather than setting the maximum sample rate of the encoder based on a Luma sample rate, the encoder's throughput is set based on a maximum color sample rate. Additionally, the picture buffer size can be set based on a maximum number of color pictures. An input of the video decoder receives an input video stream having a given display resolution and encoded in a first format employing a first combination of frame rate and Chroma fidelity. Processing circuitry in the decoder converts the input video stream from the first format to an output video stream having a second format, the second format having the given display resolution and employing a second combination of frame rate and Chroma fidelity different from the first combination.Type: ApplicationFiled: August 22, 2016Publication date: March 9, 2017Applicant: BROADCOM CORPORATIONInventor: Minhua Zhou
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Patent number: 9591355Abstract: In various embodiments, video streams are decoded using decoders that support a different decoding profile. First processing circuitry is configured to receive a video stream encoded using a first encoding profile, transcode the video stream from the first encoding profile to a second encoding profile, and store the transcoded video stream in an output buffer. Second processing circuitry is configured to receive the transcoded video stream from the output buffer and decode the transcoded video stream according to the second encoding profile. The second processing circuitry may be unable to decode the video stream encoded using the first encoding profile.Type: GrantFiled: October 19, 2012Date of Patent: March 7, 2017Assignee: BROADCOM CORPORATIONInventors: Zhijie Yang, Xuemin Chen
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Patent number: 9590688Abstract: Cellular processors are cascaded to provide different configurations, which result in higher-capacity base stations, increased numbers of simultaneous users over one frequency band, and/or aggregation of several carriers while still using only one radiofrequency (RF) chipset. The processors are aligned in both time and frequency, with each processor having a data port that allows data exchange with the other processors. The data alignment and exchange allow the processors, in the aggregate, to act as a single unit, resulting in a scalable architecture that can accommodate different system configurations.Type: GrantFiled: July 2, 2015Date of Patent: March 7, 2017Assignee: BROADCOM CORPORATIONInventor: Rafael Carmon
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Patent number: 9591042Abstract: A mobile device of a user discovers topological information about electronic devices in a premise environment, and shares such information with a media gateway. The media gateway uses the topological information to augment content from a server, such as a web page that supports access to media content, to add graphical objects corresponding to those electronic devices in proximity to the mobile device that are capable of reproducing the streaming media content. Selection of the one of the add-on graphical objects causes delivery of the media content to the corresponding electronic device instead of the display of the mobile device. In this manner, a more natural selection mechanism than that available using conventional pull-down lists of options is provided.Type: GrantFiled: October 19, 2015Date of Patent: March 7, 2017Assignee: BROADCOM CORPORATIONInventor: Philippe Klein
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Patent number: 9591493Abstract: A wireless communication device (e.g., operative within a wireless local area network (WLAN)) coordinates with another wireless communication device to determine which communication parameter(s) to use in at least one FTM frame exchange. In an example of operation, the wireless communication device includes a communication interface and a processor such that the processor receives, via the communication interface, a fine timing measurement (FTM) request frame from the other wireless communication device. The FTM request frame specifies at least one preferred communication parameter for the at least one FTM frame exchange. The processor then determines, based on the FTM request frame, information related to the at least one preferred communication parameter. The wireless communication device generates and transmits a response to the FTM request frame to the other wireless communication device that confirms or overrides the at least one preferred communication parameter.Type: GrantFiled: August 19, 2014Date of Patent: March 7, 2017Assignee: BROADCOM CORPORATIONInventors: Luis Javier Gutierrez, Qi Wang, Vinko Erceg, Hariramanathan Ramakrishnan
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Patent number: 9591376Abstract: Synchronizing signals in a communication system may include determining the amount of data stored in a buffer, comparing the amount of data to a plurality of threshold levels and adjusting a speed of a clock used for decoding the data based on the comparing. The signals to be synchronized may correspond to a decoder clock in a set top box and to an encoder clock in a head end. The data in the buffer may correspond to packets of data corresponding to compressed audio and video information. The process may also include decoding information based on the clock and slew limited limiting the clock may. The process may further include setting at least one threshold to a calibration threshold during a calibration mode and a post-calibration threshold during a post-calibration.Type: GrantFiled: September 6, 2006Date of Patent: March 7, 2017Assignee: BROADCOM CORPORATIONInventors: John P. Jordan, Jason C. Demas
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Patent number: 9590444Abstract: A device includes an integrated power receive circuit, a battery charger, a battery, a processing module, one or more input/output modules, and one or more circuit modules. The integrated power receive circuit is operable to generate a DC voltage from a received magnetic field in accordance with a control signal. The battery charger is operable to convert the DC voltage into a battery charge voltage. The battery is coupled to the battery charger in a first mode and is coupled to supply power in a second mode. The processing module is operable to: generate the control signal based on desired electromagnetic properties of at least one of the received magnetic field and the integrated power receive circuit; process outbound data to produce processed outbound data; and process inbound data to produce processed inbound data.Type: GrantFiled: May 1, 2010Date of Patent: March 7, 2017Assignee: BROADCOM CORPORATIONInventors: John Walley, Jeyhan Karaoguz, Ahmadreza (Reza) Rofougaran, Nambirajan Seshadri, Reinier Van Der Lee
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Patent number: 9590701Abstract: A first near field communication (NFC) device or a first NFC-enabled device utilizes a feedback based approach to allow for dynamic adjusting of one or more operating characteristics. The feedback based approach can be a direct feedback based approach or an indirect feedback based approach. In the direct feedback based approach, a second NFC device or a second NFC-enabled device can communicate information to the first NFC device or the first NFC-enabled device to cause the first NFC device or the first NFC-enabled device to dynamically adjust the one or more operating characteristics. In the indirect feedback based approach, the first NFC device or the first NFC-enabled device can dynamically adjust the one or more operating characteristics in response to the non-occurrence of an event, such as receiving a response command from the second NFC device or the second NFC-enabled device to provide an example.Type: GrantFiled: July 27, 2015Date of Patent: March 7, 2017Assignee: Broadcom CorporationInventors: Dong-U Lee, Divyanshu Jain
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Patent number: 9591102Abstract: A gateway having at least one communications interface and processing circuitry establishes communications with at least one service provider device and at least one serviced client device. The gateway then determines that a serviced client device is to establish an Internet browsing session. Based upon characteristics of the serviced client device, the gateway determines where to instantiate a web browser to service the Internet browsing session. Based upon the determination, in a first operation, instantiates the web browser to service the Internet browsing session at the gateway or client device. In a second operation, the gateway instantiates the web browser to service the Internet browsing session at a service provider server. In other operations, the gateway may determine to instantiate a browser for a first client device at a cloud server and to instantiate a browser for a second client device either locally or at the second client device.Type: GrantFiled: April 8, 2015Date of Patent: March 7, 2017Assignee: BROADCOM CORPORATIONInventors: Sherman (Xuemin) Chen, David Erickson, Vladimir Silyaev, Alan Trerise, Marcus C. Kellerman
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Patent number: 9591695Abstract: Aspects of a method and system for sharing modulation information between multiple access points may include receiving modulation control information and demodulation control information at an access point comprising one or more receivers and one or more transmitters. One or more modulation frequencies may be adjusted and utilized to generate transmit signals by the one or more transmitters based on the received modulation control information. One or more demodulation frequencies may be adjusted and utilized to generate intermediate frequency signals by the one or more receivers based on the received demodulation control information. The modulation control information and the demodulation control information may be received via a control point. The modulation control information and demodulation control information may be received on a link operating in a frequency band different from said transmit frequencies and said receive frequencies.Type: GrantFiled: February 19, 2008Date of Patent: March 7, 2017Assignee: Broadcom CorporationInventor: Ahmadreza Rofougaran
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Publication number: 20170063569Abstract: A transmitter for use in a cable modem termination system includes a data processing module that generates a plurality of OFDM symbols from a data packet. A probe symbol generator generates a probe symbol, as one of a plurality of probe symbol types. The probe symbol is selectively inserted within the plurality of OFDM symbols, at a pre-defined probe symbol interval.Type: ApplicationFiled: November 11, 2016Publication date: March 2, 2017Applicant: BROADCOM CORPORATIONInventors: Bruce Joseph Currivan, Richard Stephen Prodan, Thomas Joseph Kolze, Hanli Zou, Ramon Alejandro Gomez, Leo Montreuil, Mark Edward Laubach, Roger Wayne Fish, Lisa Voigt Denney, Niki Roberta Pantelias, Jonathan Sooki Min
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Publication number: 20170063489Abstract: A communication device receives a transmitted signal from another communication device. This transmitted signal is generated within the another communication device based on predetermined digital data. The communication device then generates a first reference signal based on a copy of the predetermined digital data and subtracts the first reference signal from the transmitted signal to generate a first residual signal. The communication device then identifies at least one adaptation parameter based on the first residual signal and adapts the first reference signal using the at least one adaptation parameter to generate a second reference signal so that a first characteristic of the transmitted signal and a second characteristic of the second reference signal are approximately equal.Type: ApplicationFiled: March 31, 2015Publication date: March 2, 2017Applicant: BROADCOM CORPORATIONInventor: Thomas Joseph Kolze
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Patent number: 9585027Abstract: Methods and systems for enhanced 2-wire and 3-wire WLAN Bluetooth coexistence solution may include determining whether adaptive frequency hopping is active in a Bluetooth communication device. If the adaptive frequency hopping is active, handshaking with a collocated non-Bluetooth communication device may be disabled. The collocated non-Bluetooth communication device may be a wireless local area network communication device. If the adaptive frequency hopping is inactive, handshaking with the collocated non-Bluetooth communication device may be enabled. If the adaptive frequency hopping is inactive, the Bluetooth communication device may initiate handshaking prior to transmitting data. If the adaptive frequency hopping is inactive, the Bluetooth communication device may also respond to the handshaking initiated by the collocated non-Bluetooth communication device. The handshaking may be executed via a 2-wire Bluetooth/WLAN coexistence interface or a 3-wire Bluetooth/WLAN coexistence interface.Type: GrantFiled: November 25, 2015Date of Patent: February 28, 2017Assignee: BROADCOM CORPORATIONInventor: Asif Grushkevich
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Patent number: 9584426Abstract: A system forwards congestion management messages to a source host updating the source address in the management message. The system may determine that the congestion management message was triggered responsive to an initial communication that was previously forwarded by the system. The system may use header translation within a single addressing scheme and/or may translate the congestion management message into a different type to support forwarding to the source of the initial communication. The system may use portions of the payload of the congestion management message to determine the source of the initial communication and to derive a different header for the translated congestion management message.Type: GrantFiled: April 7, 2014Date of Patent: February 28, 2017Assignee: BROADCOM CORPORATIONInventors: Biju Ravindranatha Babu, Puneet Agarwal, Mohan Venkatachar Kalkunte
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Patent number: 9583613Abstract: A semiconductor device includes a first well that is disposed in a semiconductor substrate. The semiconductor device further includes a second well that is disposed in the semiconductor substrate. The semiconductor device further includes a source region, a drain region, and a gate structure between the source region and the drain region. The gate structure is disposed above the first well. The source region includes a first conducting contact above the first well and. The drain region includes a second conducting contact above the second well, the drain region being connected with the second well at least partially through a first epi region. The first epi region and the second well are configured to lower a first driving voltage applied on the source region and the drain region to a second voltage applied on the gate structure.Type: GrantFiled: February 18, 2015Date of Patent: February 28, 2017Assignee: BROADCOM CORPORATIONInventors: Akira Ito, Shom Ponoth
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Patent number: 9583581Abstract: An integrated circuit is described as having one or more contact regions to provide one or more interconnections between one or more transistors of the integrated circuit and another integrated circuit. The one or more contact regions represent a self-aligned contact (SAC) whose positioning is determined through one or more patterning processes of a semiconductor fabrication process. The one or more contact regions include one or more contact discontinuities to allow the integrated circuit to accommodate for a wide range of the manufacturing variations and/or the misalignment tolerances by preventing the one or more contact regions from physically contacting other regions, such as gate regions to provide an example, of the one or more transistors. As such, the one or more contact discontinuities have a dynamic size, such as a dynamic area to provide an example, which is dependent upon the manufacturing variations and/or the misalignment tolerances.Type: GrantFiled: October 30, 2015Date of Patent: February 28, 2017Assignee: Broadcom CorporationInventor: Qing Liu