Abstract: Examples are disclosed for systems and methods for user interfaces of a vehicular environment, especially for autonomous vehicles wherein an orientation or attention of the vehicle occupants is not constrained to a direction of motion. In one embodiment, a system for providing visualizations within a vehicular environment comprises at least one touch-sensitive display device positioned adjacent to at least one seat within the vehicular environment and configured to display the visualizations to an occupant of the at least one seat, the at least one touch-sensitive display device moveable from a first position in front of the seat to a second position at an interior wall of the vehicular environment.

Abstract: A bootloader authentication system with a multimedia device to mount within a vehicle, a memory device, and a processor. The memory device stores data indicative of a public key associated with the vehicle and a signed hash bootloader image indicative of a signature of a private key.

Abstract: Disclosed is an electronic device, including: a switch element; and a memory card slot suitable for receiving a memory card. The memory card slot includes a power supply pin and a detection pin, and the power supply pin of the memory card slot being connected to a power supply through the switch element. The memory card slot has a first configuration where a memory card is received and a second configuration where there is no memory card. In the first configuration of the memory card slot, the detection pin of the memory card slot is in a grounded state, and in the second configuration of the memory card slot, the detection pin of the memory card slot is in a nongrounded state. The detection pin of the memory card slot is connected to the switch element and the detection pin in the grounded state can turn on the switch element.

Abstract: The disclosure describes a method for a real-time lighting interaction between a remote controlling device and a speaker device. The method comprises receiving a user request via the remote controlling device and determining whether the user request is for selecting a first lighting pattern from a plurality of lighting patterns included in a first mode or a second lighting pattern from a plurality of lighting patterns included in a second mode. The method further generates and communicates first parameter data associated with the selected lighting pattern or second parameter data associated with the selected lighting pattern, based on the determined user request. The method adjusts a light show on the speaker device to output the first output lighting pattern associated with the first parameter data or the second output lighting pattern associated the second parameter data, in response to receiving the first parameter data or the second parameter data.

Abstract: A vehicle speaker mount for a speaker includes a central bracket and a plurality of elongated portions extending radially outward from the central bracket. each of the elongated portions includes a respective engagement tab at a distal end of the elongated portion with each engagement tab is configured to be releasably connectable with a base of the speaker. Furthermore, the central bracket defines at least one aperture for receiving hardware to connect the mount to a vehicle surface. The vehicle speaker mount may include a threaded ring member and a base ring for securing the vehicle surface therebetween, or a plurality of flanges extending from a base ring for providing additional mounting surfaces.

Abstract: An embodiment sets forth a technique for configuring one or more audio parameters. The technique includes presenting a first plurality of setting options associated with an audio parameter, wherein the first plurality of setting options comprises a first option having a same value as a first setting of the audio parameter and a second option having a first value different than the first setting; receiving a selection of one of the first option and the second option; based on the selection, presenting a second plurality of setting options associated with the audio parameter, wherein the second plurality of setting options comprises a third option having a same value as a second setting of the audio parameter and a fourth option having a second value different than the second setting; and setting the audio parameter based on a selection of at least one of the second plurality of setting options.

Abstract: The present disclosure provides method and system for voice separation based on DUET algorithm, and the method comprises receiving signals from microphones; performing a Fourier transform on the received signals; calculating a relative attenuation parameter and a relative delay parameter for each data point; selecting a clustering range for the relative delay parameters based on a distance between the microphones and a sampling frequency of the microphones, clustering the data points within the clustering range for the relative delay parameters into subsets, and performing an inverse Fourier transform on each subsets. According to the present disclosure, it is possible to provide an efficient and intelligent solution to deploy DUET on the software and/or hardware.

Abstract: A method and system for compensating a frequency response of a microphone array are provided. The method includes: multiple microphones in a microphone array respectively receiving a compensation signal sent from a calibration speaker and outputting multiple output signals respectively; determining a uniform frequency response of the multiple microphones based on the multiple output signals; calculating a compensation gain for each of the multiple microphones according to the uniform frequency response; and storing the calculated compensation gain of each microphone.

Abstract: The present disclosure provides a method for detecting voice using an in-ear audio sensor, including performing the following processing on each frame of input signals collected by the in-ear audio sensor: calculating a count change value based on at least one feature of an input signal of a current frame, wherein the at least one feature includes at least one of an estimated signal-to-noise ratio, a spectral centroid, a spectral flux, a spectral flux difference value, spectral flatness, energy distribution, and spectral correlations between adjacent frames; adding the calculated count change value with a previous count value of a previous frame to obtain a current count value; comparing the obtained current count value with a count threshold; and determining the category of the input signal of the current frame based on the comparison result and feature attributes, wherein the category includes noise, voiced sound, or unvoiced sound.

Abstract: In at least one embodiment, a system for providing an adaptive loudspeaker assembly is provided. A loudspeaker array transmits an audio output signal in an omnidirectional sound mode in a room having a plurality of walls. A microphone array is coupled to the loudspeaker array to capture the audio output signal in the room. At least one controller is programmed to receive the captured audio output signal and to determine that at least one first wall of the plurality of walls is closest to the loudspeaker array based on the captured audio output signal. The at least one controller is further programmed to change a sound mode of the loudspeaker array from transmitting the audio output signal in the omnidirectional mode into a beamforming sound mode to transmit the audio output signal away from the at least one first wall of the plurality walls.

Abstract: An amplifier system may include at least one input source, a converter configured to provide voltage rails to an amplifier, the voltage rails including a first voltage rail and a second voltage rail, a MOSFET arranged at a secondary side of the system at the first voltage rail, a second MOSFET arranged at the first voltage rail, a third MOSFET arranged at the second voltage rail, a fourth MOSFET arranged at the second voltage rail; and, a first capacitor arranged at the first voltage rail and a second capacitor arranged at the second voltage rail, the first and forth MOSFETS are configured to operate simultaneously with one another and the second and third MOSFETs are configured to operate simultaneously with one another and opposite of the first and fourth MOSFETs so as to allow synchronous rectification so that the first and second capacitors reciprocally and mutually exclusively charge and discharge.

Abstract: An active noise cancellation (ANC) system is provided with at least one loudspeaker to project anti-noise sound within a passenger cabin of a vehicle in response to receiving an anti-noise signal. At least one microphone provides an error signal indicative of noise and the anti-noise sound within the passenger cabin. An occupancy controller is programmed to modify a transfer function between the at least one microphone and at least one virtual microphone based on an occupancy signal indicative of occupant presence within the passenger cabin. An adaptive filter controller is programmed to filter the error signal using the transfer function to obtain an estimated virtual microphone error signal. A controllable filter generates the anti-noise signal based on the estimated virtual microphone error signal.

Abstract: A vibration sensor assembly having a rigid surface and a transducer integrated with the rigid surface. The transducer measures structure-borne sound waves that cause vibration motion of the rigid surface. The rigid surface may be glass, metal or plastic and may be part of an interior part or panel, or an exterior panel, of a vehicle.

Abstract: A system for interactions with an autonomous vehicle includes a proprioceptive device; and a controller. The controller is configured to: detect a first condition external to the autonomous vehicle; generate a first proprioceptive output in response to the first condition, the first proprioceptive output changing a shape of the proprioceptive device; receive a first input force from the proprioceptive device; determine a first user input based on the first input force; and, based on the first user input, cause the autonomous vehicle to perform a navigation action.

Abstract: A system and method for creating a sealed enclosure for a loudspeaker in a vehicle body portion of a vehicle are provided, the vehicle body portion including an inner body panel having a first internal surface and an outer body panel having a second internal surface, wherein the inner body panel and the outer body panel are spaced apart to define a cavity therebetween. The system includes at least one insert member arranged to be received within the cavity and coupled to the first internal surface and the second internal surface to partition the cavity and create the sealed enclosure for the loudspeaker.

Abstract: A system includes a sensing module configured to collect physiological information from a user; an audio input device configured to capture auditory content that is in an environment proximate the user; and one or more processors configured to: determine that a user has entered a state of inwardly focused attention based on first physiological information collected from the user; and in response, record the auditory content captured by the audio input device.

Abstract: Mechanisms and methods are provided for improving wireless audio transmission and synchronization for multi-channel Bluetooth® Low Energy (BLE) systems. In various embodiments, mechanisms and methods may include generating transmissions having a plurality of Protocol Data Units (PDUs) to BLE-compliant slave devices. The plurality of PDUs may be stored in a buffer. When an error is determined to have occurred in transmitting one of the PDUs, a re-transmission to the slave device may be generated, which may include the PDU in error and any subsequent PDUs of the plurality of PDUs.