Patents Examined by Pablo Tran
  • Patent number: 10205542
    Abstract: Disclosed is a method of operating an electronic device to transmit an RF signal. The method includes: selecting output power of a PA included in the electronic device, which is required when a signal is transmitted through an antenna included in the electronic device; determining input power of the PA corresponding to the output power of the PA by using at least one of a first data point, a second data point, or a plurality of data points stored in a memory included in the electronic device; and controlling output power of an RF transmission circuit included in the electronic device based on the input power, wherein the plurality of data points are generated by being linearly interpolated between the first data point and the second data point. Various embodiments are possible.
    Type: Grant
    Filed: August 12, 2016
    Date of Patent: February 12, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Young-Min Lee, Jung-Hwan Son, Yu-Seon Lee
  • Patent number: 10200068
    Abstract: A radio receiver has a front end having a shared amplification path for both radio frequency signals and intermediate frequency signals. In one example, the shared amplification path can include a low noise amplifier and an attenuator. By amplifying both radio frequency (RF) signals and intermediate frequency (IF) signals with the same shared amplification path, gains in power efficiency, and reductions in cost and circuit size can be achieved.
    Type: Grant
    Filed: April 23, 2018
    Date of Patent: February 5, 2019
    Assignee: Interstate Electronics Corporation
    Inventor: David Duane Chapman
  • Patent number: 10187019
    Abstract: A phased array antenna system having a plurality of antenna elements arranged into an array is disclosed. Each of a plurality of amplifier circuitries has an output terminal coupled to a corresponding one of the plurality of antenna elements and includes a power amplifier having a control terminal coupled to an input terminal. The power amplifier has a first current terminal coupled to the output terminal and a second current terminal coupled to a fixed voltage node. Further included in each of the plurality of amplifier circuitries is a current limiter having a bias terminal coupled to the control terminal of the power amplifier to adjust a bias point of the power amplifier to limit current flowing through the first current terminal and the second current terminal to within a predetermined current range. Some embodiments also include a voltage limiter to limit voltage amplitude at the output terminal.
    Type: Grant
    Filed: March 26, 2018
    Date of Patent: January 22, 2019
    Assignee: Qorvo US, Inc.
    Inventors: Alexander Wayne Hietala, Nadim Khlat, Michael F. Zybura
  • Patent number: 10187511
    Abstract: The present invention provides a mobile terminal and a control method using an intuitive gesture as an input to perform a function. Specifically, the present invention provides a mobile terminal including a sensing unit for sensing movement of the mobile terminal, a wireless communication unit for transmitting/receiving a radio signal to/from an external terminal and a control unit for sensing a distance from the mobile terminal to the external terminal based on the strength of the received radio signal, and performing a specific function when the sensed movement corresponds to specific movement and the sensed distance is within a specific range.
    Type: Grant
    Filed: September 7, 2015
    Date of Patent: January 22, 2019
    Assignee: LG Electronics Inc.
    Inventors: Eunho Yang, Hyunjong Oh
  • Patent number: 10177731
    Abstract: A system that incorporates teachings of the present disclosure can include, for example, an apparatus having a matching network adapted to reduce a magnitude of a signal reflection at a port of the matching network. The matching network can have one or more controllable variable reactive elements. A controller can be adapted to determine reflection coefficient information from incident and reflected waves sampled at the port of the matching network, and follow at least one cycle of a coarse tune process for generating one or more control signals to tune one or more reactances of the one or more controllable variable reactive elements. Additional embodiments are disclosed.
    Type: Grant
    Filed: November 15, 2017
    Date of Patent: January 8, 2019
    Assignee: BlackBerry Limited
    Inventors: William E. McKinzie, III, Heinz Bachmann, Greg Mendolia
  • Patent number: 10172175
    Abstract: A method and apparatus capable of enhancing the usability of an electronic device through interworking between the electronic devices are disclosed. The electronic device includes a 1st wireless communication interface configured to perform 1st wireless communication with another electronic device, a 2nd wireless communication interface configured to perform 2nd wireless communication with another electronic device, and a processor operatively coupled with the 1st wireless communication interface and the 2nd wireless communication interface.
    Type: Grant
    Filed: July 18, 2017
    Date of Patent: January 1, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sehwan Choi, Soon-Youl Kwon, Kyoungwon Kim, Jung-Sik Park, Yu-Min Cho, Young Kyu Seon, Hong-Ik Jin, Kyungjung Kim, Ga-Jin Song, Hyun-Ju Hong
  • Patent number: 10164667
    Abstract: Spatial power-combining devices having amplifier connectors are disclosed. A spatial power-combining device structure includes a plate including a first face, a second face that opposes the first face, an exterior surface between the first face and the second face, and a plurality of amplifier connectors accessible at the exterior surface. A waveguide assembly is coupled to the plate at the first face, the waveguide assembly including an inner housing including a plurality of antenna signal conductors and an outer housing including a plurality of antenna ground conductors. A coaxial waveguide section is coupled to the waveguide assembly. The plurality of amplifier connectors may be radially arranged in the plate. A plurality of amplifier modules are on the exterior surface and coupled to corresponding ones of the plurality of amplifier connectors.
    Type: Grant
    Filed: March 21, 2018
    Date of Patent: December 25, 2018
    Assignee: Qorvo US, Inc.
    Inventor: John Kitt
  • Patent number: 10148331
    Abstract: The present disclosure relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as Long Term Evolution (LTE). A method for operating a terminal in a wireless communication system comprises transmitting, to a base station, at least one reference signal through at least one first transmission beam and if ACK information for the at least one reference signal is received from the base station, transmitting, to the base station, the at least one reference signal through at least one second transmission beam. A width of the at least one second transmission beam is greater than a width of the at least one first transmission beam.
    Type: Grant
    Filed: April 19, 2017
    Date of Patent: December 4, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyun-Kyu Yu, Tae-Young Kim, Jeong-Ho Park
  • Patent number: 10141958
    Abstract: A flexible multi-path RF adaptive tuning network switch architecture that counteracts impedance mismatch conditions arising from various combinations of coupled RF band filters, particularly in a Carrier Aggregation-based radio system. In one version, a digitally-controlled tunable matching network is coupled to a multi-path RF switch in order to provide adaptive impedance matching for various combinations of RF band filters. Optionally, some or all RF band filters also include an associated digitally-controlled filter pre-match network to further improve impedance matching. In a second version, some or all RF band filters coupled to a multi-path RF switch include a digitally-controlled phase matching network to provide necessary per-band impedance matching. Optionally, a digitally-controlled tunable matching network may also be included on the common port of the multi-path RF switch to provide additional impedance matching capability.
    Type: Grant
    Filed: February 19, 2016
    Date of Patent: November 27, 2018
    Assignee: pSemi Corporation
    Inventors: Tero Tapio Ranta, Kevin Roberts, Chih-Chieh Cheng
  • Patent number: 10128873
    Abstract: A transmitting side control device includes a communication portion that performs communication processing with a power receiving device. The communication portion detects communication data from the power receiving device based on an output of a bandpass filtering portion that performs bandpass filtering processing in which a signal in a load modulation frequency band is allowed to pass and signals in bands other than the load modulation frequency band are attenuated.
    Type: Grant
    Filed: May 6, 2016
    Date of Patent: November 13, 2018
    Assignee: SEIKO EPSON CORPORATION
    Inventor: Kota Onishi
  • Patent number: 10129765
    Abstract: A system and method of determining adaptive wireless coverage configurations is disclosed. One or more network devices receive wireless signals from a wireless device at respective signal strength values that are above a minimum threshold. The network devices are identified as a first subset of network devices. Additionally or alternatively, one or more network devices transmit wireless signals that are received by the wireless device at respective signal strength values that are above a minimum threshold. The network devices are identified as a second subset of network devices. Based on the number of network devices in the first subset of network devices and/or the number of network devices in the second subset of network devices, a wireless coverage configuration corresponding to a location associated with the wireless device is modified.
    Type: Grant
    Filed: August 24, 2015
    Date of Patent: November 13, 2018
    Assignee: KodaCloud Inc.
    Inventor: Subbu Ponnuswamy
  • Patent number: 10116342
    Abstract: To control a gain of a transmit signal in a wireless transmitter, the wireless transmitter is provided. The wireless transmitter includes a baseband processor for processing an analog baseband transmit signal, and a Radio Frequency (RF) signal processor including a plurality of mixers. The plurality of mixers are configured to share an output signal of the baseband processor as an input.
    Type: Grant
    Filed: July 11, 2014
    Date of Patent: October 30, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hong-Tak Lee, Dae-Hyun Kwon, Sang-Hyun Baek, Xi Yao, Jong-Soo Lee, Young-Taek Lee
  • Patent number: 10108226
    Abstract: A case for holding portable electronic devices of variable sizes. The case extends around five sides of the device. The case comprising a back panel (1) and four side panels (2) extending away from the back panel. At least one of the side panels comprises a plurality of flexible protrusions (6) extending inwardly at an angle other than 90° from the at least one side panel, the protrusions (6) being capable of deforming inwardly by at least 0.5 mm. The side panels (2) comprise an inwardly facing flexible lip (8) formed at the end of the side panels (2) away from the back panel, the lip being angled towards the back panel (5) of the case.
    Type: Grant
    Filed: July 14, 2017
    Date of Patent: October 23, 2018
    Assignee: TECH 21 LICENSING LIMITED
    Inventors: Jason Roberts, Benjamin Thorpe, Jeremy David McManus
  • Patent number: 10098065
    Abstract: Aspects provide techniques and apparatus for wireless communications (e.g., for saving power when performing control channel processing when in an idle mode or in a “PDCCH only” in connected mode). An exemplary method includes performing, using a processor, a first type of control channel processing in a first connection state using a firmware image stored in internal memory of the processor, wherein performing control channel processing comprises accessing memory external to the processor, determining one or more conditions for entering a low-power mode (LPM) associated with the processor are satisfied, entering the LPM based on the determination, wherein entering into the LPM includes at least one of disabling or disallowing access to the external memory based on entering the LPM, and performing, using the processor, a second type of control channel processing using the firmware image stored in internal memory of the processor based on entering the LPM.
    Type: Grant
    Filed: February 21, 2017
    Date of Patent: October 9, 2018
    Assignee: QUALCOMM Incorporated
    Inventors: Erdogan Dede, Vijaya Chandran Ramasami, Arunava Chaudhuri, Jun Ni
  • Patent number: 10091633
    Abstract: A system includes a base station at a target device and a consumer mobile device such as a phone. The phone includes a wireless receiver, such as a near field communications (NFC) or low-frequency (LF) receiver. The base station includes a wireless transmitter of the same type. The phone and the base station each further include a transceiver such as a Bluetooth™ transceiver or Bluetooth™ low energy (BLE) transceiver. Upon the base station and the phone in a presence of the target device being detected as being matching devices, the phone turns on its receiver, if it is not already on. The transmitter of the base station then transmits a challenge signal. The transceiver of the phone transmits a response signal having an answer to the challenge signal to the transceiver of the base station. The base station enables a function of the target device when the answer is valid.
    Type: Grant
    Filed: October 24, 2016
    Date of Patent: October 2, 2018
    Assignee: Lear Corporation
    Inventors: Riad Ghabra, Craig Elder
  • Patent number: 10070392
    Abstract: A system, method, and computer program product are provided for intelligent device connection management. In use, an instruction is received from a first device to turn on at least one first transceiver associated with a second device, the at least one first transceiver associated with the second device being operable for accessing at least one first communication network for communicating with the first device. Additionally, a communication is sent to the second device requesting that the second device turn on the at least one first transceiver such that the second device is operable for accessing the at least one first communication network for communicating with the first device, the communication being sent over at least one second communication network associated with at least one second transceiver corresponding to the second device.
    Type: Grant
    Filed: June 27, 2016
    Date of Patent: September 4, 2018
    Assignee: AMDOCS DEVELOPMENT LIMITED
    Inventors: Love Kumar Singhal, Sanjay Bhatia
  • Patent number: 10062947
    Abstract: An RF transmitter with a power combiner and a differential amplifier is provided. The power combiner converts a differential output signal to a single-end output signal and transmits the single-end output signal to the antenna. The differential amplifier includes common-source input transistors, common-gate output transistors and a switch module. The common-source input transistors amplify a differential input signal and output an amplified differential signal. The common-gate output transistors, including sources electrically coupled to the common-source input transistors and drains electrically coupled to the power combiner, generate the differential output signal according to the amplified differential signal. The switch module is electrically coupled between the gates. The switch module electrically couples the gates of the common-gate output transistors if the RF transmitter is in operation and electrically isolates the gates if the RF receiver is in operation.
    Type: Grant
    Filed: January 9, 2018
    Date of Patent: August 28, 2018
    Assignee: REALTEK SEMICONDUCTOR CORPORATION
    Inventors: Ting-Yao Huang, Po-Chih Wang
  • Patent number: 10051488
    Abstract: In accordance with one or more embodiments, a communication device includes an antenna array configured to receive first millimeter wave (MMW) signals from a remote device in a millimeter wave (MMW) frequency band and to transmit second millimeter wave (MMW) signals to the remote device in the MMW frequency band. A base transceiver station is configured to generate a consolidated steering matrix in accordance in a radio frequency (RF) band based on a consolidated feedback matrix in accordance with the RF band, wherein the MMW frequency band is above the RF band.
    Type: Grant
    Filed: October 19, 2017
    Date of Patent: August 14, 2018
    Assignee: AT&T Intellectual Property I, L.P.
    Inventors: Giovanni Vannucci, Paul Shala Henry, Thomas M. Willis, III
  • Patent number: 10050522
    Abstract: According to some implementation, a charge pump includes a boost charge pump circuit and a buck charge pump circuit sharing a common flying capacitance. In some implementations, the boost pump circuit includes an input node and a boosted-voltage output node, and the buck charge pump circuit includes the input node and a divided-voltage output node. In some implementations, the charge pump of claim 3 wherein the boosted-voltage includes 2×Vin, and the divided-voltage includes Vin/2, Vin being an input voltage at the input node. In some implementations, the boost pump circuit further includes a first holding capacitance that couples the boosted-voltage output node to a ground. In some implementations, the buck pump circuit further includes a second holding capacitance that couples the divided-voltage output node to the ground.
    Type: Grant
    Filed: September 22, 2015
    Date of Patent: August 14, 2018
    Assignee: Skyworks Solutions, Inc.
    Inventor: Michael Lee Scheel
  • Patent number: 10038461
    Abstract: A radio frequency (RF) power amplifier system or transmitter includes one or more power amplifiers and a controller that is configured to adjust amplitudes and phases of RF input signals of the one or more power amplifiers and supply voltages applied to the one or more power amplifiers. In embodiments where multiple power amplifiers are used, a combiner may be provided to combine outputs of the power amplifiers.
    Type: Grant
    Filed: October 6, 2016
    Date of Patent: July 31, 2018
    Assignee: Eta Devices, Inc.
    Inventors: Mark A. Briffa, Joel L. Dawson, John E. DeRoo, Krenar Komoni, David J. Perreault, Oguzhan Uyar