Patents Examined by Kuassi A Ganmavo
  • Patent number: 11937036
    Abstract: A headset has earmuffs connected by a connection element. The earmuffs have inner sides facing each other and outer sides facing away from each other in a first transverse direction. The earmuffs extend from a bottom side to a top side in a vertical direction. The earmuffs extend from a first to a second longitudinal side in a second transverse direction. At least one of the earmuffs has a positioning pocket at the outer side with a button arranged therein. The positioning pocket extends across a width in second transverse direction that corresponds to at least 50% of a width of the at least one of the earmuffs. The positioning pocket has a bottom end and a top end and extends in vertical direction from the bottom end to the top end. The top end of the positioning pocket forms a stop edge for fingertips of an operator's hand.
    Type: Grant
    Filed: November 28, 2021
    Date of Patent: March 19, 2024
    Assignee: Andreas Stihl AG & Co. KG
    Inventors: Harald Mang, Maren Langhammer, Julian Danner, Nils Conrad
  • Patent number: 11924617
    Abstract: A method for projecting a screen includes: receiving multimedia screen projection information of a plurality of screen projection terminals; displaying an image of multimedia projected by the plurality of screen projection terminals based on the multimedia screen projection information, and simultaneously playing an audio of the multimedia projected by at most one screen projection terminal; and feeding play state information of the audio of the multimedia projected by the screen projection terminal back to each of the screen projection terminals, such that the screen projection terminal enters a corresponding audio play mode.
    Type: Grant
    Filed: May 27, 2021
    Date of Patent: March 5, 2024
    Assignee: BOE TECHNOLOGY GROUP CO., LTD.
    Inventors: Mingyuan Ma, Youxiang Xia
  • Patent number: 11924612
    Abstract: Presented herein are integrated techniques to address the perception of distracting sounds by a recipient's residual hearing during testing of a hearing prosthesis. More specifically, in accordance with embodiments presented herein, a first hearing prosthesis located at a first ear of a recipient is configured to selectively operate in a testing-assistance mode in order to support or supplement the testing of testing of the first hearing prosthesis or a second hearing prosthesis located at a second car of the recipient.
    Type: Grant
    Filed: September 25, 2018
    Date of Patent: March 5, 2024
    Assignee: Cochlear Limited
    Inventors: Jan Patrick Frieding, Ryan Orin Melman
  • Patent number: 11917366
    Abstract: An MEMS optical microphone, including: a shell including an inner cavity and a sound inlet that communicates the inner cavity with outside; an MEMS module including a diaphragm suspended in the inner cavity, when an acoustic pressure is applied, an aperture is formed in the diaphragm, and the size of the aperture increases or decreases with the magnitude of the acoustic pressure applied to the diaphragm; an optoelectronic module including an electromagnetic radiation source and a sensor, the electromagnetic radiation source and the sensor are arranged on opposite sides of the diaphragm, and a light beam emitted by the electromagnetic radiation source passes through the aperture and reaches the sensor; and an integrated circuit module electrically connected with the MEMS module and the optoelectronic module. Advantages of high sensitivity and flat frequency response can be achieved, which provides the potential to further improve the performance of the device.
    Type: Grant
    Filed: September 26, 2022
    Date of Patent: February 27, 2024
    Assignee: AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD.
    Inventor: Taimoor Ali
  • Patent number: 11900009
    Abstract: An information handling system determines a frame rate of a frame or an image, and determines a type of an application based on a histogram analysis of the frame or the image analysis and on the frame rate. A hardware equalizer setting may also be applied for audio content based on the application type, wherein the hardware equalizer setting is from a pre-defined list of applications with corresponding hardware equalizer settings.
    Type: Grant
    Filed: December 17, 2020
    Date of Patent: February 13, 2024
    Assignee: Dell Products L.P.
    Inventors: Guo Lei, Kok Chin Teow
  • Patent number: 11902765
    Abstract: Methods and systems are provided for matrixed audio settings. In an audio system that includes at least one audio output element for outputting audio signals, a first user input that includes a selection of audio mode may be received, and based on the selected audio mode and pre-set mapping data, one or more audio settings from a plurality of audio settings supported in the system may be determined, for use during generating, processing, and/or outputting of the audio signals. The mapping data defines for each supported audio mode valid values for each of corresponding one or more audio settings from the plurality of audio settings. At least one user control element may be configured to enable receiving a second user input that includes a selection between the determined one or more corresponding audio settings. The audio system, or at least the audio output element thereof, may be a headset.
    Type: Grant
    Filed: October 28, 2019
    Date of Patent: February 13, 2024
    Assignee: VOYETRA TURTLE BEACH, INC.
    Inventors: Kevin Arthur Robertson, David Gallagher, Nicholas Richard Bourne
  • Patent number: 11889252
    Abstract: A microphone device, an interface circuit and method are provided for managing a potential difference in sensitivity to a detected environmental stimulus associated with a sensor arrangement, where multiple electrical signals forming a differential signal can be produced, and the multiple electrical signals can be better balanced. Such an interface circuit, which can be used within a microphone device includes a bias voltage generator having one or more bias output voltage terminals, where a respective one of one or more DC bias voltages is produced at each of the bias output voltage terminals, for being coupled to a pair of transduction elements of a sensor. The interface circuit further includes an amplifier circuit having a first input terminal coupled to a first one of the pair of output terminals of the sensor and having a second input terminal coupled to a second one of the pair of output terminals of the sensor, the amplifier circuit producing a differential output signal.
    Type: Grant
    Filed: May 11, 2021
    Date of Patent: January 30, 2024
    Assignee: Knowles Electronics, LLC
    Inventors: Mark Niederberger, Thomas Gautschi, Michael Kuntzman, Mohsin Nawaz, Mohammad Shajaan, Christian Lillelund
  • Patent number: 11887575
    Abstract: A system for generating and injecting acoustic interference signals to mitigate undesired acoustic noise over a target zone. M pickup sensors pick up acoustic noise signals from one or more noise sources in real time and generate M noise signals, M>1. A beam forming network includes M acoustic beam forming modules to process the M noise signals respectively and generate N acoustic interference signals. N acoustic injectors condition, amplify and inject the N acoustic interference signals over the target zone, N>1. Each of the M acoustic beam forming modules includes a 1-to-N distribution network to transform a respective one of the M noise signals into N signals, and N finite-impulse-response filters to perform amplitude and phase weighting on the respective N signals and generate N intermediate signals which are combined respectively with corresponding intermediate signals generated by remaining M?1 acoustic beam forming modules to generate the N acoustic interference signals.
    Type: Grant
    Filed: June 12, 2018
    Date of Patent: January 30, 2024
    Inventors: Donald C. D. Chang, Steve K. Chen
  • Patent number: 11880634
    Abstract: An operation terminal is configured to: determine whether or not a directional microphone and/or a directional speaker of a mobile object is facing toward the operation terminal based on the position and the orientation of the mobile object, a sound picking-up angle of the directional microphone of the mobile object and an output angle of the directional speaker thereof, and the position of the operation terminal; set, when the directional microphone and/or the directional speaker of the mobile object is facing toward the operation terminal, a predetermined threshold as a distance threshold, and determines whether or not a distance between the mobile object and the operation terminal is equal to or shorter than the predetermined threshold; and make, when the distance is equal to or shorter than the predetermined threshold, at least one of the mobile object and the operation terminal reduce the volume of its microphone and/or speaker.
    Type: Grant
    Filed: March 18, 2022
    Date of Patent: January 23, 2024
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventor: Yuji Onuma
  • Patent number: 11877115
    Abstract: A convertible head wearable audio device is provided that may include a headband having a first earpiece at a first end and a receptacle at a second end. The convertible head wearable audio device may also include a wireless interface. The wireless interface may be configured to communicatively couple the convertible head wearable audio device to a remote device. The convertible head wearable audio device may further include an active noise cancellation module. The active noise cancellation module may be configured to reduce ambient noise from an audio output of the convertible head wearable audio device.
    Type: Grant
    Filed: June 29, 2021
    Date of Patent: January 16, 2024
    Assignee: RM ACQUISITION, LLC
    Inventors: Stephen A. Fletcher, Venkatesh Rao, Wei Wu
  • Patent number: 11877107
    Abstract: A microphone device includes a substrate, a plurality of microphones, a front panel, and a dustproof member. The plurality of microphones are arranged on the substrate. The front panel is configured to cover the substrate. The dustproof member is arranged so as to overlap the plurality of microphones in a plan view from a front panel side, and provided on a member different from the front panel.
    Type: Grant
    Filed: February 8, 2021
    Date of Patent: January 16, 2024
    Assignee: Yamaha Corporation
    Inventor: Akihiro Sonogi
  • Patent number: 11850119
    Abstract: Devices, methods, and computer program products are provided herein for hearing safety. An example hearing safety device configured to be worn by a user includes an earmuff body that defines an interior cavity configured to receive the user's ear therein when worn by the user and an exterior surface opposite the interior cavity. The hearing safety device includes an ear lid attached to a surface of the interior cavity. The ear lid projects into the interior cavity from the surface of the interior cavity and defines a sealing surface configured to substantially seal an ear canal of the user's ear when the hearing safety device is worn by the user. The hearing safety device also includes an adjustment mechanism operably attached to the ear lid and configured to move the ear lid relative the interior cavity of the earmuff body.
    Type: Grant
    Filed: September 3, 2021
    Date of Patent: December 26, 2023
    Assignee: Honeywell International Inc.
    Inventors: Simona Górová, Veronika Rů{hacek over (z)}i{hacek over (c)}ková, Karolína Hájková, Monika Leskovská, Tanguy Prévot
  • Patent number: 11849291
    Abstract: A plurality of microphone signals can be captured with a plurality of microphones of the device. One or more echo dominant audio signals can be determined based on a pick-up beam directed towards one or more speakers of a playback device. Sound that is emitted from the one or more speakers and sensed by the plurality of microphones can be removed from plurality of microphone signals, by using the one or more echo dominant audio signals as a reference, resulting in clean audio.
    Type: Grant
    Filed: May 17, 2021
    Date of Patent: December 19, 2023
    Assignee: Apple Inc.
    Inventors: Mehrez Souden, Jason Wung, Ante Jukic, Ramin Pishehvar, Joshua D. Atkins
  • Patent number: 11843910
    Abstract: The transfer function estimation device includes: a correlation matrix computing unit 43 computing a correlation matrix of N frequency domain signals y(f,l); a signal space basis vector computing unit 44 obtaining M vectors v1(f), . . . , vM(f) from eigenvectors of the correlation matrix from highest in the order of corresponding eigenvalues; and a plural RTF estimation unit 45 determining ti(f), . . . , tM(f) that satisfy the relationship of Expression (1), determining a matrix D(f) that is not a zero matrix and that makes ui(f), . . . , uM(f) defined by Expression (2) sparse in a time direction, determining ci,1(f), . . . , cM,N(f) that satisfy the relationship of Expression (3), and outputting c1(f)/c1,j(f), . . . , cM(f)/cM,j(f) as a relative transfer function, where j is an integer of 1 or more and not more than N.
    Type: Grant
    Filed: June 28, 2019
    Date of Patent: December 12, 2023
    Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventor: Satoru Emura
  • Patent number: 11816391
    Abstract: A fade device includes a processor that couples a crossfader to a mixer, the processor using crossfader input to apply an acceleration or a latency to an audio signal passing through a mixer.
    Type: Grant
    Filed: January 3, 2021
    Date of Patent: November 14, 2023
    Inventor: Vaughan Risher
  • Patent number: 11809775
    Abstract: Various implementations include conversation assistance audio devices with settings that are adjustable based upon user feedback. In some cases, a computer-implemented method of personalizing a conversation assistance audio device includes: receiving a command from a user for assistance with audio settings in the conversation assistance audio device; applying a baseline set of audio settings to the conversation assistance audio device in response to receiving the user command for assistance; receiving a user command to change the baseline set of audio settings; and applying a modified set of audio settings to the conversation assistance audio device in response to receiving the user command to change the baseline set of audio settings, wherein the modified set of audio settings are applied based upon usage of the conversation assistance audio device and a population model of usage of similar conversation assistance audio devices.
    Type: Grant
    Filed: September 8, 2020
    Date of Patent: November 7, 2023
    Assignee: Bose Corporation
    Inventors: Andrew Todd Sabin, Jahn Dmitri Eichfeld, Benjamin Davis Parker
  • Patent number: 11811904
    Abstract: Technologies are provided for adaptive control of bias settings in a digital microphone. In some embodiments, a device includes a first component that provides data indicative of a clock frequency of operation in a functional mode of a digital microphone. The clock frequency clocks one or more microphone components having switching activity. The device also can include a second component that determines, using the clock frequency, an amount of bias current to supply to at least a first microphone component of the one or more microphone components. The device can further include a memory device that retains control parameters that include at least one of a first subset of parameters defining a relationship between current and frequency and a second subset of parameters defining a quantization of the relationship. The quantization including multiple bias current levels for respective frequency intervals.
    Type: Grant
    Filed: May 7, 2021
    Date of Patent: November 7, 2023
    Assignee: INVENSENSE, INC.
    Inventors: Miroslav Svajda, Dusan Vecera, Igor Mucha
  • Patent number: 11800282
    Abstract: A variable voltage phantom power supply assembly includes a phantom power supply unit having a power input, and one or more audio channels. The variable voltage phantom power supply assembly also includes a variable voltage phantom power supply module having a phantom power supply circuit with a variable voltage controller and a variable voltage phantom power output. A method of customizing at least one performance characteristic of a microphone includes: modifying a phantom power supply to provide a variable voltage phantom power output; connecting a microphone to an input of a variable voltage phantom power supply assembly; adjusting the voltage output of the variable voltage phantom power supply to the microphone; monitoring the performance characteristics of the microphone; and, readjusting the voltage output of the variable voltage phantom power supply to the microphone to obtain at least one desired performance characteristic of the microphone.
    Type: Grant
    Filed: July 17, 2019
    Date of Patent: October 24, 2023
    Assignee: COPPERLINE RANCH
    Inventors: William N. Edwards, Eric Strouth, John J. Sicilian
  • Patent number: 11788859
    Abstract: A method, apparatus, and computer program product are provided for encoding audio events as geo-referenced audio events for use in location establishment. Methods may include: receiving first audio data from a first sensor; establishing a baseline frequency profile; identifying, within the first audio data, a first audio event, where the first audio event satisfies at least one predefined criteria relative to the baseline frequency profile; identify a location corresponding to the first audio event; encoding the first audio event in a database to correspond to the location; receiving second audio data from a second sensor; identifying, within the second audio data, a second audio event; correlating the second audio event with the first audio event; and providing the location in response to the second audio data. The at least one criteria may include a statistically significant change in a prominent frequency in the audio data.
    Type: Grant
    Filed: December 2, 2019
    Date of Patent: October 17, 2023
    Assignee: HERE GLOBAL B.V.
    Inventors: Jeremy Michael Young, Leon Stenneth
  • Patent number: 11792566
    Abstract: Microphones, microphone systems, and methods for capturing and processing sound are described. The microphones and microphone systems may adaptively change the direction from which sound is captured. The microphones and microphone systems avoid the need to provide arrays of microphones, while providing adaptive beamforming without a time delay between each channel of information, and multi-directional sound capture. A dependency between the frequency response and system size is also avoided.
    Type: Grant
    Filed: January 4, 2019
    Date of Patent: October 17, 2023
    Assignees: Soundskrit Inc., The Research Foundation for The State University of New York
    Inventors: Sahil Kumar Gupta, Stephane Leahy, Iman Moazzen, Ronald Miles, Jian Zhou