Abstract: A method and apparatus for adapting acoustic processing in a communication device, and capturing at least one acoustic signal using acoustic hardware of the communication device, characterizing an acoustic environment external to the communication device using the at least one captured acoustic signal, adapting acoustic processing within the communication device based on the characterized acoustic environment.

Abstract: A method is performed in an electronic device for orienting an audio beam generated by the device. The method includes: detecting that the device is coupled to a docking station; and determining a geographic location of the device. The method further includes determining, based on the geographic location of the device, an orientation for an audio beam relative from the docking station; and generating the audio beam by the device.

Abstract: A method and apparatus for adjusting a trigger parameter related to voice recognition processing includes receiving into the device an acoustic signal comprising a speech signal, which is provided to a voice recognition module, and comprising noise. The method further includes determining a noise profile for the acoustic signal, wherein the noise profile identifies a noise level for the noise and identifies a noise type for the noise based on a frequency spectrum for the noise, and adjusting the voice recognition module based on the noise profile by adjusting a trigger parameter related to voice recognition processing.

Abstract: A method for controlling the orientation of a virtual microphone, which is carried out on an electronic device, includes combining and processing signals from a microphone array to create a virtual microphone; receiving data from a sensor of the electronic device; determining, based on the received data, a mode in which the electronic device is being used; and based on the determined mode, directionally orienting the virtual microphone. Possible use modes include a) a stowed use mode, in which the criterion is the electronic device being substantially enclosed by surrounding material; b) a handset (alternately, private) use mode, in which the criterion is the electronic device being held proximate to a user; and c) a handheld (alternately, speakerphone) use mode, in which the criterion is the electronic device being held away from a user.

Abstract: A method and apparatus for determining a motion environment profile to adapt voice recognition processing includes a device receiving an acoustic signal including a speech signal, which is provided to a voice recognition module. The method also includes determining a motion profile for the device, determining a temperature profile for the device, and determining a noise profile for the acoustic signal. The method further includes determining, from the motion, temperature, and noise profiles, a motion environment profile for the device and adapting voice recognition processing for the speech signal based on the motion environment profile.

Abstract: A method and apparatus provide two-dimensional to three-dimensional image conversion. The apparatus can include an input configured to receive a first image. The apparatus can include a controller configured to segment the first image into a plurality of regions, configured to perform a Fast Fourier Transform on at least one of the regions, and configured to determine a relative horizontal displacement distance between a first frame and a second frame of at least one region based on performing the Fast Fourier Transform.

Abstract: An audio/visual (A/V) electronic device includes a display and an integrated visual angular limitation device employed to limit a viewable angular area of the display. One or more directional acoustic transducers that have an associated characteristic acoustic pattern will include at least a portion of the associated characteristic acoustic pattern in cooperative alignment with the limited viewable angular area of the display.

Abstract: Disclosed is a portable audio device and a quick-disconnect passive acoustic cover. The portable audio device includes a housing and a speaker supported by the housing that have a first system frequency response. The speaker of the portable audio device has a first side and a second side associated with a first audio port and a second audio port, associated with a first acoustic load and a second acoustic load respectively. The housing is configured to removably receive the cover which is configured to redefine at least one of the first acoustic load and the second acoustic load to replace the first system frequency response with a second system frequency response. The cover provides one or more additional surrounding structures, which replace the inherent frequency response with an improved frequency response. Different embodiments of the disclosed cover provide a plurality of sound quality enhancement options to a user.

Abstract: An electronic device (100) includes a component portion (101) and a strap (102). The strap defines an air chamber (402) therein having a corresponding volume. A driver (403) is disposed in the component portion at a first port (404) between the component portion and the strap. A frequency detector (405) is disposed in the component portion at a second port (406) between the component portion and the strap. A control circuit (407) is operable with the driver and the frequency detector and is configured to determine a peak of a resonant frequency over a frequency range in the air chamber with the frequency detector that are a function of the corresponding volume and are responsive to signals produced by the driver, correlate the frequency of pressure variations determined with a user input, and perform an operation based upon the user input.

Abstract: There is described an electronic device having a touch-sensitive sensor and a piezoelectric sensor, and a method of operating the device. The electronic device detects an actuation of the touch-sensitive sensor, and a touch-sensitive signal is produced by the touch-sensitive sensor in response to detecting the actuation of the touch-sensitive sensor. Also, the electronic device detects an actuation of the piezoelectric sensor, and a piezoelectric signal is produced by the piezoelectric sensor in response to detecting the actuation of the piezoelectric sensor. Next, the electronic device determines whether the actuation of the touch-sensitive sensor is invalid based on the touch-sensitive signal and the piezoelectric signal. The electronic device then performs, or refrains from performing, an operation in response to determining that the actuation of the touch-sensitive sensor is invalid.

Abstract: At least two microphones generate wideband electrical audio signals in response to incoming sound waves, and the wideband audio signals are filtered to generate low band signals and high band signals. From the low band signals, low band beamformed signals are generated, and the low band beamformed signals are combined with the high band signals to generate modified wideband audio signals. In one implementation, an electronic apparatus is provided that includes a microphone array, a crossover, a beamformer module, and a combiner module. The microphone array has at least two pressure microphones that generate wideband electrical audio signals in response to incoming sound waves. The crossover generates low band signals and high band signals from the wideband electrical audio signals. The beamformer module generates low band beamformed signals from the low band signals. The combiner module combines the high band signals and the low band beamformed signals to generate modified wideband audio signals.

Abstract: Identifying an operation mode of a communication device in which the communication device is to comply with an interference requirement. In response to identifying the operation mode of the communication device in which the communication device is to comply with the interference requirement, reducing noise generated by the communication device by selectively increasing a root mean square (RMS) value of a time-varying current generated by a power source of the communication device.

Abstract: A portable electronic device includes a free floating display lens having a stiffener ring mounted on a peripheral region or edge of the free floating display lens to affect modal density and modal distribution of the free floating display lens. Additionally, a piezoelectric supporting structure is attached to the stiffener ring, while surrounding a display, wherein the piezoelectric supporting structure is electrically driven to produce an acoustic signal in one mode and a vibratory haptic signal in another mode.

Abstract: Embodiments relate to apparatuses for, and methods of, compensating for distance 206 and velocity present between a microphone and user's 202 mouth. Such devices and methods allow compensation for varying amplitudes of sound pressure received at a the due to a varying distance 206 between a microphone and an originating user's 202 mouth. Additionally, the devices and methods may also compensate for pitch shifts due to a Doppler effect caused by a non-zero velocity of a microphone relative to a user's 202 mouth.

Abstract: Embodiments relate to systems for, and methods of, compensating for movement of a loudspeaker relative to a user's head, where the loudspeaker is present in a mobile device. Example systems and methods produce (300) an electrical signal representative of audio, determine (302) a distance between the device and the user's head and automatically set (304) a gain of the electrical signal in accordance with the distance. Example systems and methods also output (306) audio corresponding to the electrical signal with the gain.

Abstract: A portable electronic device includes a processor and a detection mechanism operable to detect one or more characteristics relating to how a user handles the electronic device. The processor is operably coupled to the detection mechanism and operable in accordance with stored operating instructions to: determine, based on the detected characteristics, which limb of the user possesses the portable electronic device; and control at least one function of the portable electronic device taking into account which limb of the user possesses the electronic device (e.g., which limb of the user is holding or secured to the electronic device). According to one embodiment, the processor may further determine a reference position for the portable electronic device (e.g., a position of the device at rest) and compare one or more of the detected characteristics to the reference position to determine which limb of the user possesses the electronic device.

Abstract: A method of operating an electronic device, and an electronic device, are disclosed in which occurrences of unintended operations of the electronic device, such as can occur in response to inadvertent actuations of actuators of the electronic device, are reduced. In one example embodiment, the method 500 includes detecting 510 an actuation of a first sensor that is associated with a first touch-sensitive component of the electronic device, and acquiring 512 data from an additional sensor of the electronic device. The method also includes determining 518, based at least in part upon the data, whether the actuation is valid, and either performing 524 or refraining 522 from performing at least one operation based at least in part upon the determining. In at least one additional embodiment, the first sensor is a piezoelectric sensor and the additional sensor is an accelerometer.

Abstract: A portable electronic device comprising an external surface of a user interface, a piezoelectric transducer coupled to the external surface, and a controller. The piezoelectric transducer generates an electrical output originating at the piezoelectric transducer in response to mechanical actuation applied at the external surface. The controller performs an electronic function of the portable electronic device in response to the piezoelectric transducer generating the electrical output.

Abstract: A display system includes a display and a control circuit operable with the display. The display is configured to provide visual output having a presentation orientation. When user input is received, the control circuit can alter the presentation orientation from an initial orientation in response to user input. When non-user events or device events are detected, the control circuit can revert the presentation orientation to the initial orientation in response to the non-user event or device event. Where the presentation orientation has a user input configuration associated therewith, the user input configuration can either be altered with the presentation orientation or retained in an initial disposition.

Abstract: An electronic apparatus is provided having a front side and a rear side oriented in opposite directions along a first axis, and a right-side and a left-side oriented in opposite directions along a second axis that is perpendicular to the first axis. A null control signal is generated based on an imaging signal. A first microphone located near the right-side of an electronic apparatus generates a first signal and a second microphone located near the left-side of the electronic apparatus generates a second signal. The first and second signals are processed, based on the null control signal, to generate a right beamformed audio signal having a first directional pattern having at least one first null, and a left beamformed audio signal having a second directional pattern having at least one second null. A first angular location (?) of the at least one first null and a second angular location (?) of the at least one second null are steered based on the null control signal.