Patents by Inventor Ahmadreza Rofougaran
Ahmadreza 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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Publication number: 20240129022Abstract: A wireless communication system includes a plurality of network nodes distributed at different locations in a wireless backhaul network, such as a first network node of the plurality of network nodes that includes an array of antennas and a controller. The controller is configured to configure a first set of antennas to operate within a first frequency range and a second set of antennas to operate in a second frequency range. The controller is further configured to segregate first type of frames from a second type of frames such that the first type of frames are wirelessly relayed from the first network node to one or more other network nodes in a distinct frequency channel within the first frequency range and the second type of frames are wirelessly relayed towards one or more user equipment (UEs) directly or via the one or more other network nodes within the second frequency range.Type: ApplicationFiled: October 13, 2023Publication date: April 18, 2024Inventors: Ahmadreza ROFOUGARAN, Mehdi HATAMIAN, Shervin Alireza Odabaee, Arman ROFOUGARAN, Puya ROFOUGARAN
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Patent number: 11956021Abstract: A communication system that includes a cloud server that obtains first sensor data associated with a defined indoor area and second sensor data associated with each of a plurality of optical nodes in defined indoor area. The plurality of optical nodes includes a master communication device, a plurality of optical routing devices, and one or more service communication devices. The cloud server further obtains location coordinates of each of the plurality of optical nodes. The cloud server then causes the master communication device to form a laser beam-based wireless communication network in the defined indoor area. A free-space optical backhaul is constructed by establishing a point-to-point free-space laser link between each pair of optical nodes of the plurality of optical nodes and a RF supervisory link is established between each pair of optical nodes of the plurality of optical nodes for a network monitoring and control function.Type: GrantFiled: April 24, 2023Date of Patent: April 9, 2024Assignee: WIRELESS PHOTONICS LLCInventors: Ahmadreza Rofougaran, Bahram Jalali, Mehdi Hatamian, Arman Rofougaran, Milan Rofougaran
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Patent number: 11956061Abstract: An active repeater device includes a primary sector and at least a secondary sector communicatively coupled to the primary sector receives or transmits a first beam of input RF signals having a first beam pattern from or to a base station, respectively. The primary sector includes an baseband signal processor and a first radio head (RH) unit. The secondary sector comprises a second RH unit. Beamforming coefficients are generated to convert the first beam pattern of the first beam of input RF signals to a second beam pattern based on a location of each of a plurality of user equipment (UEs). A second beam of output RF signals in the second beam pattern is transmitted from or received by, respectively, the secondary sector to or from, respectively, the plurality of UEs based on the generated beamforming coefficients and the received first beam of input RF signals.Type: GrantFiled: August 15, 2022Date of Patent: April 9, 2024Assignee: Movandi CorporationInventors: Sam Gharavi, Ahmadreza Rofougaran, Michael Boers, Seunghwan Yoon, Kartik Sridharan, Donghyup Shin, Farid Shirinfar, Stephen Wu, Maryam Rofougaran
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Patent number: 11927673Abstract: A method of measuring a distance between a vehicle and one or more objects, includes generating a modulation signal; generating a modulated light emitting diode (LED) transmission signal, via a vehicle LED driver assembly; transmitting a plurality of light beams based at least in part on the generated modulated LED transmission signal; capturing a reflection of the plurality of light beams off the one or more objects, utilizing one or more lens assemblies and a camera, the camera including an array of pixel sensors and being positioned on the vehicle; communicating a series of measurements representing the captured plurality of light beam reflections; calculating, utilizing the time-of-flight sensor module, time of flight measurements between the vehicle LED light assembly and the one or more objects and calculating distances, utilizing a depth processor module, between the vehicle LED light assembly and the one or more objects based on the time-of-flight measurements.Type: GrantFiled: May 16, 2023Date of Patent: March 12, 2024Assignee: Wireless Photonics, LLCInventors: Bahram Jalali, Alexandra Jalali, Mehdi Hatamian, Ahmadreza Rofougaran
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Patent number: 11921924Abstract: An assistive device and method for non-visually discerning a three-dimensional (3D) real-world area surrounding a user, comprises a haptic feedback interface that includes a plurality of haptic elements. The assistive device receives sensor data of the 3D real-world area within a first proximity range of the assistive device from a plurality of different types of sensors that are communicatively coupled to the assistive device. The assistive device establishes a mapping of a plurality of objects within the first proximity range to the plurality of haptic elements in a defined region of the haptic feedback interface, based on the received sensor data. A haptic feedback generator generates a touch-discernible feedback on the haptic feedback interface based on the established mapping. The touch-discernible feedback comprises a plurality of differential touch-discernible cues to enable the user to non-visually discern the 3D real-world area surrounding the user.Type: GrantFiled: September 29, 2020Date of Patent: March 5, 2024Inventors: Alex Hamid Mani, Ahmadreza Rofougaran
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Patent number: 11916642Abstract: An active repeater device includes a primary sector and at least a secondary sector communicatively coupled to the primary sector receives or transmits a first beam of input RF signals having a first beam pattern from or to a base station, respectively. The primary sector includes an baseband signal processor and a first radio head (RH) unit. The secondary sector comprises a second RH unit. Beamforming coefficients are generated to convert the first beam pattern of the first beam of input RF signals to a second beam pattern based on a location of each of a plurality of user equipment (UEs). A second beam of output RF signals in the second beam pattern is transmitted from or received by, respectively, the secondary sector to or from, respectively, the plurality of UEs based on the generated beamforming coefficients and the received first beam of input RF signals.Type: GrantFiled: August 15, 2022Date of Patent: February 27, 2024Assignee: Movandi CorporationInventors: Sam Gharavi, Ahmadreza Rofougaran, Michael Boers, Seunghwan Yoon, Kartik Sridharan, Donghyup Shin, Farid Shirinfar, Stephen Wu, Maryam Rofougaran
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Patent number: 11909450Abstract: A communication system that includes a cloud server that obtains first sensor data associated with a defined indoor area and second sensor data associated with each of a plurality of optical nodes in defined indoor area. The plurality of optical nodes includes a master communication device, a plurality of optical routing devices, and one or more service communication devices. The cloud server further obtains location coordinates of each of the plurality of optical nodes. The cloud server then causes the master communication device to form a laser beam-based wireless communication network in the defined indoor area. A free-space optical backhaul is constructed by establishing a point-to-point free-space laser link between each pair of optical nodes of the plurality of optical nodes and a RF supervisory link is established between each pair of optical nodes of the plurality of optical nodes for a network monitoring and control function.Type: GrantFiled: April 24, 2023Date of Patent: February 20, 2024Assignee: WIRELESS PHOTONICS LLCInventors: Ahmadreza Rofougaran, Bahram Jalali, Mehdi Hatamian, Arman Rofougaran, Milan Rofougaran
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Patent number: 11901635Abstract: An apparatus includes a plurality of antenna modules and a printed circuit board (PCB) having a plurality of holes embedded with a heat sink. Each antenna module includes an antenna substrate, a plurality of three-dimensional (3-D) antenna cells mounted on a first surface of the antenna substrate, and a plurality of packaged circuitry mounted on a second surface of the antenna substrate. The plurality of packaged circuitry are electrically connected with the plurality of 3-D antenna cells. Each of the plurality of antenna modules is mounted on a plurality of portions of the heat sink such that a corresponding packaged circuitry of the plurality of packaged circuitry is in a direct contact with the plurality of portions of the heat sink embedded within the plurality of holes.Type: GrantFiled: August 30, 2022Date of Patent: February 13, 2024Assignee: MOVANDI CORPORATIONInventors: Seunghwan Yoon, Franco De Flaviis, Alfred Grau Besoli, Kartik Sridharan, Ahmadreza Rofougaran, Michael Boers, Sam Gharavi, Donghyup Shin, Farid Shirinfar, Stephen Wu, Maryam Rofougaran
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Optical routing device for ultra-flexible and ultra-reliable laser beam based wireless communication
Patent number: 11902719Abstract: An optical routing device that includes a mounting component which includes a rechargeable battery and a processor that communicates over-the-air with a master communication device or one or more service communication devices via RF supervisory links. The processor receives an instruction via the RF supervisory links to control a movement of the mounting component along with the optical routing component such that an angle or a direction of deflection of laser beams from an optical routing component of optical routing device is changed. The optical routing component includes two distinct laser beam handling regions configured to handle plurality of laser beams concurrently in which first laser beam in first wavelength is deflected via first region for downstream data communication in downstream path and second laser beam in second wavelength is deflected via second region for upstream data communication in upstream path for free-space optical communication independent of optical fibers.Type: GrantFiled: September 19, 2023Date of Patent: February 13, 2024Assignee: WIRELESS PHOTONICS LLCInventors: Ahmadreza Rofougaran, Bahram Jalali, Mehdi Hatamian, Arman Rofougaran, Milan Rofougaran -
Patent number: 11855695Abstract: A communication system that includes a cloud server that obtains first sensor data associated with a defined indoor area and second sensor data associated with each of a plurality of optical nodes in defined indoor area. The plurality of optical nodes includes a master communication device, a plurality of optical routing devices, and one or more service communication devices. The cloud server further obtains location coordinates of each of the plurality of optical nodes. The cloud server then causes the master communication device to form a laser beam-based wireless communication network in the defined indoor area. A free-space optical backhaul is constructed by establishing a point-to-point free-space laser link between each pair of optical nodes of the plurality of optical nodes and a RF supervisory link is established between each pair of optical nodes of the plurality of optical nodes for a network monitoring and control function.Type: GrantFiled: April 24, 2023Date of Patent: December 26, 2023Assignee: WIRELESS PHOTONICS LLCInventors: Ahmadreza Rofougaran, Bahram Jalali, Mehdi Hatamian, Arman Rofougaran, Milan Rofougaran
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Patent number: 11855356Abstract: An apparatus includes a plurality of antenna modules and a printed circuit board (PCB) having a plurality of holes embedded with a heat sink. Each antenna module includes an antenna substrate, a plurality of three-dimensional (3-D) antenna cells mounted on a first surface of the antenna substrate, and a plurality of packaged circuitry mounted on a second surface of the antenna substrate. The plurality of packaged circuitry are electrically connected with the plurality of 3-D antenna cells. Each of the plurality of antenna modules is mounted on a plurality of portions of the heat sink such that a corresponding packaged circuitry of the plurality of packaged circuitry is in a direct contact with the plurality of portions of the heat sink embedded within the plurality of holes.Type: GrantFiled: August 30, 2022Date of Patent: December 26, 2023Assignee: MOVANDI CORPORATIONInventors: Seunghwan Yoon, Franco De Flaviis, Alfred Grau Besoli, Kartik Sridharan, Ahmadreza Rofougaran, Michael Boers, Sam Gharavi, Donghyup Shin, Farid Shirinfar, Stephen Wu, Maryam Rofougaran
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Publication number: 20230412249Abstract: A system includes control circuitry that obtains data from a repeater device of a network of repeater devices. One or more passive reflectors present in a geographical area are detected based on the obtained data. A plurality of signal propagation indicators is determined using the one or more passive reflectors, where the plurality of signal propagation indicators indicate areas and directions with no signal propagation issues, and where the plurality of signal propagation indicators is marked in a three-dimensional representation of the geographical area. The location and movement of a plurality of user devices is tracked and a beamforming scheme is selected for one or more repeater devices based on the movement. An out-of-band control of operations of the network of repeater devices is executed based on the marked signal propagation indicators, the selected beamforming scheme, and the tracked location and movement of the plurality of user devices.Type: ApplicationFiled: July 31, 2023Publication date: December 21, 2023Inventors: Ahmadreza ROFOUGARAN, Arman ROFOUGARAN, Alireza Tarighat MEHRABANI
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Patent number: 11848496Abstract: A communication device includes a system board that includes a plurality of chips. Each chip in plurality of chips includes a plurality of antennas. A system cover coupled to system board includes a plurality of lenses. Each lens is configured to cover an antenna of plurality of antennas as a radome enclosure. Each lens includes a base, and a first tubular membrane coupled to base. A second membrane coupled to first tubular membrane. First tubular membrane and Second membrane cause the lens to have a bell shape. A support structure coupled to first tubular membrane. Support structure facilitates coupling of plurality of lenses to system cover. Each chip comprises a feeder array that further comprises a plurality of antenna elements that are positioned at a proximal distance from base of a lens, A distribution of a gain of input RF signals is substantially equalized across plurality of antenna elements.Type: GrantFiled: August 23, 2021Date of Patent: December 19, 2023Assignee: Movandi CorporationInventors: Ahmadreza Rofougaran, Alfred Grau Besoli, Seunghwan Yoon, Farid Shirinfar, Sam Gharavi, Michael Boers, Maryam Rofougaran, Enver Adas, Kartik Sridharan
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Publication number: 20230388308Abstract: A cloud server obtains a defined signature from a first communication device, where the defined signature is associated with a digital asset at the first communication device. The cloud server validates the defined signature based on a search of the defined signature in a main action database in the cloud server. The cloud server determines that a copyright check is required for the digital asset associated with the defined signature. The cloud server determines an occurrence of copyright violation for digital asset based on resemblance search of the digital asset in copyright database. The cloud server interrupts data packets of the digital asset from being consumed at the first communication device based on the occurrence of copyright violation determined for the digital asset. The interruption of the data packets is executed at one or more layers different from an application layer of a network architecture at the first communication device.Type: ApplicationFiled: May 25, 2022Publication date: November 30, 2023Inventors: Shervin Alireza Odabaee, Ahmadreza ROFOUGARAN, Arman ROFOUGARAN, Milan Rofougaran, Persia Odabaee, Kavian Odabaee, Ayla Odabaee
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Patent number: 11831401Abstract: A communication system that includes a master communication device at a first location in a defined indoor area, a service communication device at a second location in the defined indoor area, and passive optical routing devices at a plurality of locations in the defined indoor area. The master communication device obtains a first signal from a data source or a modem and directs a first laser beam carrying the first signal in a downstream path to a service communication device directly or via the plurality of passive optical routing devices based on defined connectivity criterions. The service communication device demodulates the first signal from the first laser beam, distributes one or more wireless signals to end-user devices, and further obtains one or more second signals from end-user devices and re-transmits obtained signals over second laser beam in upstream path to master communication device directly or via the passive optical routing devices.Type: GrantFiled: March 24, 2023Date of Patent: November 28, 2023Assignee: WIRELESS PHOTONICS LLCInventors: Ahmadreza Rofougaran, Bahram Jalali, Mehdi Hatamian, Arman Rofougaran, Milan Rofougaran
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Patent number: 11811468Abstract: A system, in a radio frequency (RF) transmitter device, selects one or more reflector devices that comprises an active reflector device, along an optimized non-line-of-sight (NLOS) radio path based on a defined criteria. Further, the selected one or more reflector devices are controlled based on one or more conditions. The optimized NLOS radio path is determined from a plurality of NLOS radio paths. In an RF receiver device that communicates with the selected one or more reflector devices using the determined optimized NLOS path. The active reflector device comprises at least a first antenna array and a second antenna array. The first antenna array transmits a first set of beams of RF signals to at least the RF transmitter device and the RF receiver device. The second antenna array receives a second set of beams of RF signals from at least the RF transmitter device and the RF receiver device.Type: GrantFiled: November 29, 2021Date of Patent: November 7, 2023Assignee: Movandi CorporationInventors: Seunghwan Yoon, Ahmadreza Rofougaran
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Publication number: 20230341943Abstract: An assistive device and method for non-visually discerning a three dimensional (3D) real-world area surrounding a user, includes a haptic feedback interface. The assistive device receives input to establish a mapping of a plurality of objects within a proximity range to at least one haptic element of the plurality of haptic elements in a defined region of the haptic feedback interface. Further, the assistive device merges two or more nearby relevant objects in the plurality of objects as one object so as to map the one relevant object to a corresponding haptic element of the set of haptic elements in the touch-discernible feedback. Furthermore, the assistive device adjusts sizes of the plurality of objects to map the plurality of objects with a set of haptic elements of the plurality of haptic elements while merging the two or more nearby relevant objects.Type: ApplicationFiled: June 14, 2023Publication date: October 26, 2023Inventors: Niki Mani, Alex Hamid Mani, Ahmadreza ROFOUGARAN
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Patent number: 11799540Abstract: A system includes control circuitry that obtains data from a repeater device of a network of repeater devices. A plurality of signal propagation indicators is determined, and a three-dimensional representation of a geographical area is generated based on the obtained data and the determined plurality of signal propagation indicators. The obtained data includes information of movement of a plurality of objects in the geographical area. A location and movement of a plurality of user devices is tracked and a beamforming scheme is selected for one or more repeater devices based on the generated three-dimensional representation and the movement of the plurality of objects. An out-of-band control of operations of the network of repeater devices is executed based on the generated three-dimensional representation, the selected beamforming scheme, the movement of the plurality of objects, and the tracked location and movement of the plurality of user devices.Type: GrantFiled: December 20, 2022Date of Patent: October 24, 2023Assignee: AR & NS Investment, LLCInventors: Ahmadreza Rofougaran, Arman Rofougaran, Alireza Tarighat Mehrabani
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Optical routing device for ultra-flexible and ultra-reliable laser beam based wireless communication
Patent number: 11800261Abstract: An optical routing device that includes a mounting component which includes a rechargeable battery and a processor that communicates over-the-air with a master communication device or one or more service communication devices via one or more RF supervisory links. The processor receives an instruction via the one or more RF supervisory links to control a movement of the mounting component along with the optical routing component such that an angle or a direction of deflection of one or more laser beams from an optical routing component of the optical routing device is changed. The optical routing component includes one or more laser beam handling regions configured to handle a plurality of laser beams concurrently in which a first laser beam is deflected via a first region for downstream data communication in downstream path and a second laser beam is deflected via a second region for upstream data communication in upstream path.Type: GrantFiled: March 21, 2023Date of Patent: October 24, 2023Assignee: WIRELESS PHOTONICS LLCInventors: Ahmadreza Rofougaran, Bahram Jalali, Mehdi Hatamian, Arman Rofougaran, Milan Rofougaran -
Publication number: 20230336566Abstract: A first communication device includes a processor that receives a data signal from a second communication device. The processor converts the data signal to a bit stream at a physical layer of a network architecture and executes a frame level inspection of the bit stream at a datalink layer for a defined signature. The processor detects the defined signature associated with a first data packet in a frame based on the executed frame level inspection of the bit stream at the datalink layer, where the defined signature associated with the first data packet is a unique indicator. An event is triggered in a communication network at the datalink layer irrespective of an involvement of an application layer of the network architecture at the first communication device based on the detected defined signature associated with the first data packet.Type: ApplicationFiled: April 13, 2022Publication date: October 19, 2023Inventors: Shervin Alireza Odabaee, Ahmadreza ROFOUGARAN, Arman ROFOUGARAN, Milan Rofougaran, Persia Odabaee, Kavian Odabaee, Ayla Odabaee