Patents by Inventor Ahmadreza (Reza) Rofougaran
Ahmadreza (Reza) Rofougaran 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).
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Patent number: 9031506Abstract: Disclosed herein are systems, apparatuses, and methods for wirelessly coupling functional resources. Such a system includes a plurality of co-located, wireless-enabled functional units of a first type and a plurality of co-located, wireless-enabled functional units of a second type. At least one of the wireless-enabled functional units of the first type is wirelessly coupled with one or more of the wireless-enabled functional units of the second type. The wireless-enabled functional units of the first type may be wireless-enabled processing units, and the wireless-enabled functional units of the second type may be wireless-enabled memory units. In an example, the plurality of wireless-enabled functional units of the first type are co-located on a first chip, and the plurality of wireless-enabled functional units of the second type are co-located on a second chip. The first chip and the second chip may be located in a single device or in separate devices.Type: GrantFiled: September 8, 2010Date of Patent: May 12, 2015Assignee: Broadcom CorporationInventors: Jesus Alfonso Castaneda, Arya Reza Behzad, Michael Boers, Ahmadreza (Reza) Rofougaran, Sam Ziqun Zhao
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Patent number: 9008589Abstract: Embodiments of the present invention are directed to a wireless-enabled component (WEC) for enabling a wireless bus for intra-chip and inter-chip communication. A WEC encompasses a functional block of an IC (such as, for example, a processing core of a processing unit), an entire IC (such as, for example, a processing unit), or a device that includes a plurality of ICs (such as, for example, a handheld device). According to embodiments, a WEC may be associated with one or more sub-blocks of an IC, a single IC, or a plurality of ICs.Type: GrantFiled: September 8, 2010Date of Patent: April 14, 2015Assignee: Broadcom CorporationInventors: Ahmadreza (Reza) Rofougaran, Arya Reza Behzad, Sam Ziqun Zhao, Jesus Alfonso Castaneda, Michael Boers
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Patent number: 8995931Abstract: Disclosed herein are systems, apparatuses, and methods for creating a system of wireless-enabled components (WECs). Such a system includes a server and a plurality of wireless-enabled component (WECs). Each WEC includes a functional resource (e.g., a processing resource and/or a memory resource) and is configured for wireless communication with the server and one or more other WECs. A first WEC is configured to wirelessly upload, to the server, an availability of the functional resource of the first WEC. The first WEC is further configured to wirelessly download, from the server, a linking resource for linking with one or more of the plurality of WECs. The plurality of WECs may be located on a single chip, on multiple chips of a single device, or on multiple chips of multiple devices.Type: GrantFiled: September 8, 2010Date of Patent: March 31, 2015Assignee: Broadcom CorporationInventors: Ahmadreza (Reza) Rofougaran, Arya Reza Behzad, Michael Boers, Jesus Alfonso Castaneda, Sam Ziqun Zhao
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Patent number: 8971837Abstract: A power status signal is received in an integrated circuit that indicates an inductive power status of an inductive power module and a power status of an alternative source. A power mode is selected based on the at least one power status signal. A power mode signal is generated based on the selected power mode. A power supply signal is generated and adjusted in response to the power mode signal.Type: GrantFiled: January 2, 2014Date of Patent: March 3, 2015Assignee: Broadcom CorporationInventor: Ahmadreza (Reza) Rofougaran
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Patent number: 8971806Abstract: Embodiments of the present invention are directed to a scalable wireless bus for intra-chip and inter-chip communication. The scalable wireless bus includes a plurality of wireless-enabled components (WECs). In an embodiment, the scalable wireless bus may have at least one of the number of links among WECs and the capacity of said links adapted based on one or more factors. For example, the number of links and the capacity of the links may be adapted according to one or more of, among other factors, expected activity level over the wireless bus, desired power consumption, delay, and interference levels.Type: GrantFiled: September 8, 2010Date of Patent: March 3, 2015Assignee: Broadcom CorporationInventors: Ahmadreza (Reza) Rofougaran, Arya Reza Behzad, Sam Ziqun Zhao, Jesus Alfonso Castaneda, Michael Boers
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Publication number: 20150050899Abstract: A wireless transceiver includes at least one RF transceiver section that generates an outbound RF signal based on outbound data and that generates inbound data based on an inbound RF signal. A configuration controller configures the wireless transceiver, by configuring the wireless transceiver to identify a plurality of communication paths to a remote station, the plurality of communication paths including at least one indirect communication path through at least one intermediate station; configuring the wireless transceiver to communicate with the remote station based on a first path of the plurality of communication paths; and configuring the wireless transceiver to communicate with the remote station based on a second path of the plurality of communication paths.Type: ApplicationFiled: October 23, 2014Publication date: February 19, 2015Applicant: BROADCOM CORPORATIONInventor: Ahmadreza (Reza) Rofougaran
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Patent number: 8953945Abstract: A radio transmitter integrated circuit includes a photodiode array circuit, a digital conversion module, and a transmit baseband processing module. The photodiode array circuit converts received light into electrical image signals. The digital conversion module converts the electrical image signals into digital image signals. The transmit baseband processing module converts the digital image signals into digital transmit baseband or low IF signals.Type: GrantFiled: November 15, 2010Date of Patent: February 10, 2015Assignee: Broadcom CorporationInventor: Ahmadreza (Reza) Rofougaran
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Patent number: 8923967Abstract: A bio-medical communication system includes a bio-medical unit and a communication device. The bio-medical unit is implantable in and/or affixable to a host body and includes a power harvesting module, a communication module, and a functional module. The communication device is operable to: set-up a communication with the bio-medical unit; wirelessly communicate the at least one of upstream data signal and downstream data signal with the bio-medical unit; convert the upstream data signal into an upstream wide area network (WAN) signal and/or a downstream WAN signal into the downstream data signal; and transmit or receive at least one of the upstream and downstream WAN signals.Type: GrantFiled: May 26, 2010Date of Patent: December 30, 2014Assignee: Broadcom CorporationInventor: Ahmadreza (Reza) Rofougaran
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Patent number: 8923765Abstract: Disclosed herein are systems, apparatuses, and methods for establishing wireless communications among a plurality of wireless-enabled components (WECs), and applications thereof. Such a system includes a plurality of WECs, each configured to transmit and receive over a wireless bus. The wireless bus includes (i) a first channel to identify proximally located WECs and (ii) a second channel to support communications among the proximally located WECs. The plurality of WECs may be located on a single chip, on multiple chips of a single device, or on multiple chips across multiple devices.Type: GrantFiled: September 8, 2010Date of Patent: December 30, 2014Assignee: Broadcom CorporationInventors: Arya Reza Behzad, Michael Boers, Jesus Alfonso Castaneda, Ahmadreza (Reza) Rofougaran, Sam Ziqun Zhao
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Patent number: 8909163Abstract: A method includes determining whether information is to be transmitted via a radio frequency (RF) bus that supports direct intra-device communication between at least three circuits in a millimeter wave frequency band. When the information is to be transmitted via the RF bus, the method determines whether the RF bus is available. When the RF bus is available, the information is converted into RF bus signal, access to the RF bus is secured, and after access to the RF bus is secured, the RF bus signal is transmitted via the RF bus.Type: GrantFiled: September 13, 2012Date of Patent: December 9, 2014Assignee: Broadcom CorporationInventor: Ahmadreza (Reza) Rofougaran
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Patent number: 8909170Abstract: A radio transceiver device includes circuitry for radiating electromagnetic signals at a very high radio frequency both through space, as well as through wave guides that are formed within a substrate material. In one embodiment, the substrate comprises a dielectric substrate formed within a board, for example, a printed circuit board. In another embodiment of the invention, the wave guide is formed within a die of an integrated circuit radio transceiver. A plurality of transceivers with different functionality is defined. Substrate transceivers are operable to transmit through the wave guides, while local transceivers are operable to produce very short range wireless transmissions through space. A third and final transceiver is a typical wireless transceiver for communication with remote (non-local to the device) transceivers.Type: GrantFiled: June 2, 2009Date of Patent: December 9, 2014Assignee: Broadcom CorporationInventor: Ahmadreza (Reza) Rofougaran
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Patent number: 8897720Abstract: A wireless transceiver includes at least one RF transceiver section that generates an outbound RF signal based on outbound data and that generates inbound data based on an inbound RF signal. A configuration controller configures the wireless transceiver, by configuring the wireless transceiver to identify a plurality of communication paths to a remote station, the plurality of communication paths including at least one indirect communication path through at least one intermediate station; configuring the wireless transceiver to communicate with the remote station based on a first path of the plurality of communication paths; and configuring the wireless transceiver to communicate with the remote station based on a second path of the plurality of communication paths.Type: GrantFiled: May 19, 2009Date of Patent: November 25, 2014Assignee: Broadcom CorporationInventor: Ahmadreza (Reza) Rofougaran
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Patent number: 8868145Abstract: A portable computing device includes a radio frequency (RF) wired link, a core module, and a plurality of multi-mode RF units. When one or more of the multi-mode RF units are supporting a high-speed data communication, the core module is operable to detect a blocker that is adversely affecting the high-speed data communication. The core module is further operable to determine whether a radiation pattern alternative for the high-speed data communication will reduce the adverse affects on the high-speed data communication. When the radiation pattern alternative for the high-speed data communication will reduce the adverse affects on the high-speed data communication, the core module is further operable to enable the radiation pattern alternative. The one or more multi-mode RF units are operable to adjust at least one of transmission and reception of the high-speed data communication in accordance with the radiation pattern alternative.Type: GrantFiled: June 24, 2013Date of Patent: October 21, 2014Assignee: Broadcom CorporationInventors: Ahmadreza (Reza) Rofougaran, Maryam Rofougaran, Brima B. Ibrahim, Hooman Darabi
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Patent number: 8867591Abstract: A discrete digital transceiver includes a receiver sample and hold module, a discrete digital receiver conversion module, a transmitter sample and hold module, a discrete digital transmitter conversion module, clock generation module, and a processing module. The receiver sample and hold module samples and holds an inbound wireless signal in accordance with a receiver S&H clock signal. The discrete digital receiver conversion module converts the receiver frequency domain sample pulse train into an inbound baseband signal. The transmitter sample and hold module samples and holds an outbound signal to produce a transmitter frequency domain sample pulse train. The discrete digital transmitter conversion module converts a transmitter frequency domain sample pulse train into the outbound wireless signal. The clock generation module generates S&H clock signals in accordance with a control signal. The processing module generates the control signal such that the S&H clock signals are shifted.Type: GrantFiled: September 29, 2011Date of Patent: October 21, 2014Assignee: Broadcom CorporationInventors: Ahmadreza (Reza) Rofougaran, Hooman Darabi
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Patent number: 8855587Abstract: An integrated circuit (IC) includes an RF receiver having an AGC module that generates an automatic gain control (AGC) signal based on a strength of a received signal, and a low noise amplifier that amplifies the received signal based on the AGC signal. A processing module generates a power mode signal based on the AGC signal, the power mode signal for adjusting a power consumption parameter of the IC based on the power mode signal.Type: GrantFiled: June 29, 2012Date of Patent: October 7, 2014Assignee: Broadcom CorporationInventor: Ahmadreza (Reza) Rofougaran
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Patent number: 8838047Abstract: A dynamic radio frequency (RF) front end includes an antenna array, a power amplifier structure, and a low noise amplifier structure. The power amplifier structure generates a plurality of outbound RF signals from an outbound RF signal and provides the plurality of outbound RF signals to the antenna array. Each of the plurality of outbound RF signals has a different transmit phase rotation. The low noise amplifier structure receives a plurality of inbound RF signals from the antenna array and outputs one of the plurality of inbound RF signals based on a favorable phase relationship with respect to the outbound RF signal. Each of the plurality of inbound RF signals has a different receive phase rotation.Type: GrantFiled: March 14, 2008Date of Patent: September 16, 2014Assignee: Broadcom CorporationInventors: Ahmadreza (Reza) Rofougaran, Maryam Rofougaran, Amin Shameli
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Patent number: 8838028Abstract: An RFIC includes an RF section, a memory interface, a display interface, an audio codec, a bus matrix, and a processing unit. The RF section converts a first inbound RF signal into a first inbound symbol stream and converts a second inbound RF signal into a second inbound symbol stream. The memory interface is operably coupled to retrieve a video file from memory and the display interface is operable to provide video data to a display. The audio codec converts an output digital signal into an output voice signal. The processing unit converts the first inbound symbol stream into streaming video data; converts the second inbound symbol stream into the output digital signal; and facilitates providing, via the bus matrix, at least one of: the video file to the display interface as the video data; the streaming video data to the display interface as the video data; and the digital output signal to the audio codec.Type: GrantFiled: March 16, 2011Date of Patent: September 16, 2014Assignee: Broadcom CorporationInventors: Ahmadreza (Reza) Rofougaran, Maryam Rofougaran, Hooman Darabi, Vafa James Rakshani, Claude G. Hayek
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Patent number: 8810523Abstract: A touch screen includes a display layer for displaying information. An inductor grid includes a plurality of inductive elements arranged on a single layer. At least one switch matrix selects an inductive element in response to the selection signal. A driver generates the selection signal, drives the selected inductive element to detect a touch object in proximity to the selected inductive element and generates touch screen data in response thereto.Type: GrantFiled: April 20, 2009Date of Patent: August 19, 2014Assignee: Broadcom CorporationInventor: Ahmadreza (Reza) Rofougaran
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Patent number: 8812391Abstract: An integrated circuit (IC) includes at least one baseband section, at least one radio frequency (RF) section, and an interface module. The interface module is configured to couple the at least one baseband section to the at least one RF section, wherein the interface module includes an analog interface module and a digital interface module.Type: GrantFiled: September 14, 2012Date of Patent: August 19, 2014Assignee: Broadcom CorporationInventors: Ahmadreza (Reza) Rofougaran, Maryam Rofougaran, Claude G. Hayek, Frederic Christian Marc Hayem, Vafa James Rakshani, Hooman Darabi
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Patent number: 8792848Abstract: A wireless communication device includes a processing module, a receiver section, a transmitter section, and an antenna system. The processing module is operable to generate tuning information and configuration information of a given wireless communication protocol. The receiver section is configurable in accordance with the configuration information to convert an inbound radio frequency (RF) signal into an inbound symbol stream in accordance with the tuning information. The transmitter section is configurable in accordance with the configuration information to convert an outbound symbol stream into an outbound RF signal in accordance with the turning information. The antenna system is operable to provide an antenna structure in accordance with the configuration information to transceive the inbound and outbound RF signals.Type: GrantFiled: October 31, 2013Date of Patent: July 29, 2014Assignee: Broadcom CorporationInventors: Ahmadreza (Reza) Rofougaran, Maryam Rofougaran