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230 results about "Audio feedback" patented technology

Audio feedback (also known as acoustic feedback, simply as feedback, or the Larsen effect) is a special kind of positive loop gain which occurs when a sound loop exists between an audio input (for example, a microphone or guitar pickup) and an audio output (for example, a power amplified loudspeaker). In this example, a signal received by the microphone is amplified and passed out of the loudspeaker. The sound from the loudspeaker can then be received by the microphone again, amplified further, and then passed out through the loudspeaker again. The frequency of the resulting sound is determined by resonance frequencies in the microphone, amplifier, and loudspeaker, the acoustics of the room, the directional pick-up and emission patterns of the microphone and loudspeaker, and the distance between them. For small PA systems the sound is readily recognized as a loud squeal or screech. The principles of audio feedback were first discovered by Danish scientist Søren Absalon Larsen, hence the name "Larsen Effect".

Audible list traversal

Many embodiments may comprise logic such as hardware and / or code to implement user interface for traversal of long sorted lists, via audible mapping of the lists, using sensor based gesture recognition, audio and tactile feedback and button selection while on the go. In several embodiments, such user interface modalities are physically small in size, enabling a user to be truly mobile by reducing the cognitive load required to operate the device. For some embodiments, the user interface may be divided across multiple worn devices, such as a mobile device, watch, earpiece, and ring. Rotation of the watch may be translated into navigation instructions, allowing the user to traverse the list while the user receives audio feedback via the earpiece to describe items in the list as well as audio feedback regarding the navigation state. Many embodiments offer the user a simple user interface to traverse the list without visual feedback.
Owner:INTEL CORP

Portable browser device with voice recognition and feedback capability

A mobile information network browser device with audio feedback capability that is capable of transmitting a request for information via a wireless communication interface from one or more servers in an information network. The browser device further includes an audio interface capable of receiving data from the wireless communication interface that is responsive to the request for information. The browser device interfaces with a wireless communication network so that it may be used in a mobile vehicle, such as an automobile. Receiving the requested information in audio format relieves the user from having to view an output display screen to receive the information while trying to operate the mobile vehicle.
Owner:TRIMBLE NAVIGATION LTD

Virtual keyboard for touch-typing using audio feedback

A virtual keyboard displayed on a touch sensitive screen allows a user to do touch-typing thereon to enter textual data into a computer. The keyboard image has a standard key layout for typewriting, and the keys are sized to allow the fingers of the user to take the positions necessary for “ten-finger” touch-typing in the standard fashion. The virtual keyboard image is semi-transparently displayed over on a background image, with the individual keys shown with shaded edges so that they can be easily distinguished from features in the background image. When a key is touched, a sound is generated. The sound generated when the touch is away from a target portion of the key is different from the sound generated when the touch is on or adjacent to the target portion of the key, thereby providing audio feedback to enable the user to adjust finger positions to maintain proper alignment with the virtual keys.
Owner:MICROSOFT TECH LICENSING LLC

Hands-free data acquisition system

A wearable data acquisition system is described in which the data input devices are contained within a headpiece apparatus thereby permitting the operator to control acquisition integration of image capture and display in a hands free environment. The system includes a portable data terminal communicating with the headpiece apparatus which comprises an image acquisition device having a target pattern generator for providing visual feedback for aiming and range-finding, a microphone for receiving voice commands from a human operator to the portable data terminal, and a speaker whereby the human operator receives audio feedback from the portable data terminal. In another embodiment of the present invention, the headpiece apparatus further comprises an image display system having a scanning laser heads-up display for projecting image data into the vision field of the human operator. This image display system allows the human operator to preview an image to be captured or to recall stored image data from the memory of the portable data terminal.
Owner:PSION TEKLOGIX

Method for presenting force sensor information using cooperative robot control and audio feedback

InactiveUS20140052150A1Limiting robot velocityHaptic feedback can be providedMechanical/radiation/invasive therapiesEye surgeryRelative intensityEngineering
A system and method for cooperative control of surgical tool includes a tool holder for receiving a surgical tool adapted to be held by a robot and a surgeon, a sensor for detecting a force based on operator input and / or tool tip forces, a controller for limiting robot velocity based upon the force detected so as to provide a haptic feedback, a selector for automatically selecting one level of a multi-level audio feedback based upon the detected force applied, the audio feedback representing the relative intensity of the force applied, and an audio device for providing the audio feedback together with the haptic feedback. The audio feedback provides additional information to the surgeon that allows lower forces to be applied during the operation.
Owner:THE JOHN HOPKINS UNIV SCHOOL OF MEDICINE

Hearing aid circuit reducing feedback

A hearing aid circuit includes a correlation detector that detects correlation at a feedforward path input and that provides a correlation output to a phase shifter. The phase shifter introduces a phase shift along a feedforward path. A phase measurement circuit measures a phase shift at a feedforward path input, and provides a phase measurement output to an internal feedback processor. The internal feedback processor adjusts internal feedback as a function of the phase measurement to suppress coupling of external audio feedback along the feedforward path.
Owner:INTRICON INC

Smart necklace with stereo vision and onboard processing

ActiveUS20150201181A1Enhance environmental awarenessIncreased obstacle avoidanceInput/output for user-computer interactionImage enhancementTouch PerceptionStereo camera
A wearable neck device for providing environmental awareness to a user, the wearable neck device includes a flexible tube. A first stereo pair of cameras is encased in a left portion of the flexible tube and a second stereo pair of cameras is encased in a right portion of the flexible tube. A vibration motor within the flexible tube provides haptic and audio feedback to the user. A processor in the flexible tube recognizes objects from the first stereo pair of cameras and the second stereo pair of cameras. The vibration motor provides haptic and audio feedback of the items or points of interest to the user.
Owner:TOYOTA JIDOSHA KK

Training systems with wearable sensors for providing users with feedback

A training system based on mobile technology and kinematics of human motion characterizes, analyzes, and supplies feedback to a user based on the user's movements. The training system includes a garment having a sensor control module connected to multiple sensor nodes via electrically-conductive fabric running along parts portions of the garment. The sensor module / nodes can communicate through the conductive fabric. The sensor nodes acquire motion and / or physiologic readings that are wirelessly transmitted to a mobile computing device that runs an application that analyzes the data and provides visual (e.g., graphs, 3D avatar) and audio feedback (e.g., voice prompts). Vibration motors and LEDs / electroluminescent fabric in the garment also provide notifications and alerts. The triple layer of garment, conductive fabric, and sensor module / sensor node are sealed against contaminants, allowing the garment to be washable.
Owner:ENFLUX INC

Smart necklace with stereo vision and onboard processing

A wearable computing device includes an input / output port for communicating with an external mobile device, a microphone for receiving speech data, a speaker for outputting audio feedback data, and a mobile processor. The mobile processor is designed to receive detected speech data corresponding to a request to open an application on the external mobile device, transmit the request to the external mobile device, and receive a description of content within the application from the external mobile device. The mobile processor is also designed to transmit the description to the speaker to be output, receive detected speech data corresponding to a request for the external mobile device to perform an action within the application, and transmit the request to the external mobile device. The mobile processor is also designed to receive results of the action from the external mobile device and transmit the results to the speaker to be output.
Owner:TOYOTA MOTOR ENGINEERING & MANUFACTURING NORTH AMERICA

Apparatus for determining multi-bit data via light received by a light receiver and coupled to spectral sensors that measure light in spectral bands

Optical characteristic measuring systems and methods such as for determining the color or other optical characteristics of teeth are disclosed. Perimeter receiver fiber optics preferably are spaced apart from a source fiber optic and receive light from the surface of the object / tooth being measured. Light from the perimeter fiber optics pass to a variety of filters. The system utilizes the perimeter receiver fiber optics to determine information regarding the height and angle of the probe with respect to the object / tooth being measured. Under processor control, the optical characteristics measurement may be made at a predetermined height and angle. Various color spectral photometer arrangements are disclosed. Translucency, fluorescence, gloss and / or surface texture data also may be obtained. Audio feedback may be provided to guide operator use of the system. The probe may have a removable or shielded tip for contamination prevention. A method of producing dental prostheses based on measured data also is disclosed. Measured data also may be stored and / or organized as part of a patient data base. Such methods and implements may be desirably utilized for purposes of detecting and preventing counterfeiting or the like. Low cost and small form factor spectrometers, and methods for manufacturing the same, also are disclosed. Spectrometers and spectrophotometers embedded in printing and scanning and other type devices, as well as computer companion devices, scope-type devices and the like, also are disclosed. Data encoding based on such devices also may be implemented.
Owner:RPX CORP

Telephone receiver circuit with dynamic sidetone signal generator controlled by voice activity detection

A telephone receiver circuit with sidetone signal generation controlled by voice activity detection in accordance with the present invention uses the voice activity detector (VAD) to detect the presence of voice activity within the microphone signal and dynamically adjust the sidetone signal generation to compensate for noisy environments by eliminating or reducing the sidetone signal in the absence of voice activity. Hence, a sidetone signal is generated in the presence of voice activity, when feedback is required, while the sidetone signal is not generated in the absence of voice activity, since audio feedback for the user is not required then.
Owner:NAT SEMICON CORP

Racquet with Entertainment and Performance Feedback

A tennis racquet that provides audio or visual feedback to a player. Sensors sense the impact of a ball on the racquet. A feedback indictor provides visual or audio feedback. A controller controls the indicator based on data provided by the sensors. In an entertainment mode, feedback is provided based on any ball impact. In a training mode, feedback is based on a ball impact within a sweet spot of the racquet. The sensors may collect performance data such as number of impacts, location of impacts, ball speed and racquet angle. A communication link may be provided to download the performance data to an external device.
Owner:FUN RACQUETAB +1

Immersive interface interactive multimedia software method and apparatus for networked computers

A method and computer software immersive interface for networked computers that utilize a pointing device (mouse, trackball, touchscreen, tablet, etc) and are connected by networks which allows intuitive and rapid navigation and access to programs, data, and any digital media such as images, pictures, photographs, audio, video, and models through a robust-feedback, highly interactive multimedia interface that is designed to appear and sound like a pseudo-physical virtual or real-life scene which is self-explaining and easily recognizable to the user. Interaction Elements within this scene take advantage of a pre-existing connotation to the user so that the functionality of each element can be quickly and easily recognized and manipulated. These Interaction Elements within the scene have multiple states, depending upon user input, and provide three types of robust multimedia functionality feedback to the user in response to every pertinent user activity. The robust feedback includes at least two of visual imagery feedback, visual textual feedback, and audio feedback.
Owner:INNOVATION TECH APPL

Motorcycle helmet with electronic safety features

A system for enhancing the safety and functionality of a motorcycle or bicycle type helmet includes built-in turn and brake indicators, a transceiver for wireless communications with a corresponding transceiver mounted on a motorcycle, bicycle, or other vehicle, and a speaker and a microphone. The speaker and microphone permits two-way audio communications between the wearer of the helmet and others, either through a cellular network or through a wireless connection to the helmet of a passenger of the vehicle, and further permits such enhanced features as transmission of voice instructions to a navigation system and reception / playback of responsive navigation information, playback from a music system, and audio feedback that the turn signals are being operated, as well as anti-theft protection.
Owner:AMBANI AMAR VIMAL

Voice nametag audio feedback for dialing a telephone call

A method and apparatus for assisting a user in the dialing of a telephone call using voice nametags. A first step includes inputting a telephone number with text. The next steps automatically create a voice nametag from the text for each telephone number using grapheme-to-phoneme conversion. Upon initiation of dialing, a next step enters a spoken phrase, which is then compared to the stored voice nametags. A next step determines a confidence level score of a match between the spoken phrase data and the representations of the stored voice nametags against at least one threshold. A next step selects the stored voice nametag with the best match to the spoken phrase data. A next step provides feedback to the user dependent upon the confidence level of the match, which can include automatically dialing the call if the confidence level is high enough. As part of this last step, an audio feedback tag is generated and stored based on the recognition result passing a confidence threshold criterion. Further steps are provided for improving the audio quality of the stored nametag based on signal to noise ratio.
Owner:MOTOROLA INC

Advertising system and method

An advertising system has a public electronic sign and an audience feedback tracking system that tracks the audience reaction to an advertisement on the electronic sign. The feedback system can include a camera and software that can count the number of people in the audience or provide other data. The feedback system may include an audio feedback system. The system also may include a factor dependent advertising content scheduler that plays an advertisement based on an external factor such as the weather. The display may be cylindrical and may have a number of images displayed simultaneously. Any audio associated with these images may be spatially coordinated with the display images. The display may include a telemetry system that monitors the status of the display.
Owner:PIROUETTE DISPLAY TECH

Signature capture terminal

Various forms of a signature capture terminal provide added flexibility, and easier access or use by disabled individuals. The signature capture terminal provides audio feedback to the user in response to user input. The audio feedback may take various forms such as secure audio, text-to-speech, and / or touchtone. User input may be entry of a PIN, a signature, or other data. In one form, input to the signature capture terminal is accomplished via a disability access device. The disability access device may be an overlay, a configured access card, or a specially adapted input terminal.
Owner:NCR CORP +1

Fingerprint scanning systems and methods

Embodiments relate to methods and systems for gathering, archiving, transmitting, and processing forensic and latent fingerprints. An integrated forensic fingerprint scanning system is provided that includes a number of features for use with forensic-quality fingerprinting. One set of features of embodiments of the portable forensic fingerprint scanning system provides real-time feedback for accurate fingerprinting and training, including visual and / or audio feedback. Another set of features provides cadence-based functionality for improving fingerprinting results. Another set of features provides cryptographic-based approaches to secure highly sensitive collected fingerprint information against loss, theft, or surreptitious modification or tampering. Yet another set of features provides latent fingerprint collections and processing. Still another set of features provides various databasing functions, including centralized storage, data sharing, secure networking, etc. And another set of features provides compatibility with a large variety of jurisdiction-specific inputs and / or outputs, including linguistic interactivity, alerts, print cards, etc.
Owner:HARPER JACK

Methods for determining optical characteristics of dental objects using an imaging element and a spectrometer apparatus

InactiveUS7018204B2Minimal problemMinimizing heightEmission spectroscopyTeeth fillingAudio feedbackOptical filter
Color measuring systems and methods such as for determining the color or other characteristics of teeth are disclosed. Perimeter receiver fiber optics are spaced apart from a central source fiber optic and receive light reflected from the surface of the object / tooth being measured. Light from the perimeter fiber optics pass to a variety of filters. The system utilizes the perimeter receiver fiber optics to determine information regarding the height and angle of the probe with respect to the object / tooth being measured. Under processor control, the color measurement may be made at a predetermined height and angle. Various color spectral photometer arrangements are disclosed. Translucency, fluorescence and / or surface texture data also may be obtained. Audio feedback may be provided to guide operator use of the system. The probe may have a removable or shielded tip for contamination prevention. A method of producing dental prostheses based on measured data also is disclosed. Measured data also may be stored and / or organized as part of a patient data base.
Owner:JJL TECH +1

Adaptive audio feedback system and method

Various techniques for adaptively varying audio feedback data on an electronic device are provided. In one embodiment, an audio user interface implementing certain aspects of the present disclosure may devolve or evolve the verbosity of audio feedback in response to user interface events based at least partially upon the verbosity level of audio feedback provided during previous occurrences of the user interface event. In another embodiment, an audio user interface may be configured to vary the verbosity of audio feedback associated with a navigable list of items based at least partially upon the speed at which a user navigates the list. In a further embodiment, an audio user interface may be configured to vary audio feedback verbosity based upon the contextual importance of a user interface event. Electronic devices implementing the present techniques provide an improved user experience with regard to audio user interfaces.
Owner:APPLE INC

Method and a system for providing feedback to a vehicle operator

A method for providing feedback to a vehicle operator regarding an operational state of a vehicle power transmission system in operation includes the steps of detecting at least one operational parameter indicative of said operational state, and providing an audio feedback signal to the operator in response to a magnitude of the detected operational parameter.
Owner:VOLVO CONSTR EQUIP

Apparatus and method for measuring optical characteristics of an object

InactiveUS20060023218A1Minimizing heightMinimizing problemsSurgeryScattering properties measurementsFiberFluorescence
Optical characteristic measuring systems and methods such as for determining the color or other optical characteristics of teeth are disclosed. Perimeter receiver fiber optics preferably are spaced apart from a source fiber optic and receive light from the surface of the object / tooth being measured. Light from the perimeter fiber optics pass to a variety of filters. The system utilizes the perimeter receiver fiber optics to determine information regarding the height and angle of the probe with respect to the object / tooth being measured. Under processor control, the optical characteristics measurement may be made at a predetermined height and angle. Various color spectral photometer arrangements are disclosed. Translucency, fluorescence, gloss and / or surface texture data also may be obtained. Audio feedback may be provided to guide operator use of the system. The probe may have a removable or shielded tip for contamination prevention. A method of producing dental prostheses based on measured data also is disclosed. Measured data also may be stored and / or organized as part of a patient data base. Such methods and implements may be desirably utilized for purposes of detecting and preventing counterfeiting or the like. Low cost and small form factor spectrometers, and methods for manufacturing the same, also are disclosed. Spectrometers and spectrophotometers embedded in printing and scanning and other type devices, as well as computer companion devices, scope-type devices and the like, also are disclosed. Data encoding based on such devices also may be implemented.
Owner:RPX CORP +1

Remote wellness monitoring system with unversally accessible interface

This embodiment of the invention consists of an apparatus or home appliance unit embodied in a hardware entity running an embedded software program connected to a server computer via a phone line or high-speed internet. At home, the apparatus communicates with an optional set of medical health monitoring devices such as but not limited to, blood pressure monitors, blood glucose meters, and pulse oximeters using wired or wireless communications methods in order to perform wellness measurement. The illustrated embodiments of the invention provide a novel user interface on the home appliance to make the system accessible to people with disabilities. The simple user interface is designed to be accessible to people who are blind or deaf or people who cannot use their hands and require an alternative interface device such as a sip & puff controller. For the hearing impaired, the interface duplicates all speech and informational sounds with text or graphic cues. For the Blind, a Rotary knob provides tactile and audio feedback as the user navigates the system options. As every clockwise or counter-clockwise rotation of the knob brings a new option into focus, the user feels the click of the knob, and hears several audio cues including an audible click, a unique musical chime and a spoken description of the selectable option. For people who cannot use their hands to rotate the knob, alternative input controller devices, (such as a sip & puff controller) are supported through wired (such as but not limited to USB) or wireless (such as but not limited to Bluetooth, Zigbee IEEE 802.15.4, Z-Wave, Wi-Fi) connections. The home unit can further monitor wellness activity of the care recipient by pegging the number of times the care recipient passes by a infra-red motion sensor. The filtering of the latter information and subsequent integration over time and comparison with historical counts per unit of time within a 24 hour period can determine the normal activity pattern for the care recipient over the previous 24 hours.
Owner:FARHAN FARIBORZ M +1

Methods for determining color or shade information of a dental object using an image generation device without operator identification of the position of a reference implement in the field of view of the image generation device

InactiveUS7097450B2Minimal problemMinimizing heightRadiation pyrometryTeeth fillingAudio feedbackPatient database
Color measuring systems and methods such as for determining the color or other characteristics of teeth are disclosed. Perimeter receiver fiber optics are spaced apart from a central source fiber optic and receive light reflected from the surface of the object / tooth being measured. Light from the perimeter fiber optics pass to a variety of filters. The system utilizes the perimeter receiver fiber optics to determine information regarding the height and angle of the probe with respect to the object / tooth being measured. Under processor control, the color measurement may be made at a predetermined height and angle. Various color spectral photometer arrangements are disclosed. Translucency, fluorescence and / or surface texture data also may be obtained. Audio feedback may be provided to guide operator use of the system. The probe may have a removable or shielded tip for contamination prevention. A method of producing dental prostheses based on measured data also is disclosed. Measured data also may be stored and / or organized as part of a patient data base.
Owner:JJL TECH +1
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