Abstract: The present invention relates to a device and method for detecting a cover over at least part of an electronic device. The device comprising at least one audio transducer adapted to transmit and receive an acoustic signal. The method includes the steps of: ?—defining at least one characteristic of an interrogation signal; ?—transmitting, using at least one of said transducers, the interrogation signal within a predetermined frequency range, having the at least one characteristic; ?—receiving, in at least one audio transducer, a signal, ?—analyzing the characteristics of the received signal and the characteristics of the transmitted signal and detecting a selected number of differences between them, ?—comparing the differences between the transmitted signal and the received signal with a predetermined set of differences related to an object covering at least one of the transducers in the device.

Abstract: The present invention relates to an electronic device and corresponding method, where the electronic device includes at least two sensors. The at least two sensors are in communication with a virtual sensor including a processing unit adapted to monitor the use of the device based on input from said sensors. The at least two sensors include activity sensors sensing user activities related to the device, and the processing unit is configured to receive and analyze the input from said sensors during use and to provide and store a model representing said typical use of the device. The device further being configured to compare new measurements received from said sensors with said model, providing a signal if the new measurements from said sensors deviates by a predetermined limit from the measurements predicted by the model.

Abstract: The present invention relates to a device and a method for presence detection in the vicinity of a device. The device including an acoustic receiver and corresponding analyzing unit for analyzing the received signals, and an acoustic transmitter, the transmitter and received being configured to operate within a predetermined acoustic frequency range. The method including the steps of receiving and analyzing acoustic signals from the environment within said frequency range and evaluating the periodicity and volume of the signals and identifying frequency ranges and/or time windows with low risk for interference, the transmitter being configured to transmit a presence detection signal within the identified frequency range and time windows, the receiver receiving reflections from the transmitted presence detection signals from which the analyzing unit indicates the possible presence of a user.

Abstract: The invention relates to a method and system for detection of an object in proximity to an electronic device, which method comprises the steps of:—producing, via the processing unit using one or more parameters relating to a loudspeaker, a controlled audio signal; —amplifying using an amplifier at least said controlled audio signal, thereby producing an amplified audio signal at an amplifier output; wherein an amplitude of the controlled audio signal is such that the amplified audio signal is less than or equal to an amplitude determined to be safe for the loudspeaker in view of the one or more parameters, —analyzing at least one of said one or more parameters relating to the loudspeaker to detect a change in response of the loudspeaker; the change in response being caused by an object that is present in the acoustical path of the loudspeaker, —determining, based upon the analysis whether the object is located in close proximity to the electronic device.

Abstract: The present invention relates to a presence detecting electronic device as well as a method for using the device. The device including at least one microphone configured to receive acoustic signals from the environment, and a processor connected to the microphone for analyzing the received signal. The device also includes means for directly detecting the transmitted signal from an acoustic source and comparing the directly transmitted signal with the received signal for identifying if an object or user in the vicinity of the device based on the comparison between the transmitted and the reflected signal.

Abstract: The present invention relates to a method and an electronic device including at least two measuring units, wherein a first measuring unit is an active measuring unit emitting and receiving a signal related to a first chosen parameter in a sequence, said sequence having inactive periods, and wherein the second measuring unit comprises an essentially continuous measurement of a predetermined second parameter, the second measuring unit having a lower power consumption than the first measuring unit. The first parameter is related to a proximity measurement configured to measure the proximity of an object in the vicinity of the device and the second parameter being related to a measure of the activity of the device. The device including a processing unit coupled to said measurement units and being configured to register deviation in the second parameter and at a predetermined deviation alter the sequency of the first measurement.

Abstract: The present invention relates to an electronic device, as well as related method and system. The electronic device including at least one acoustic transducer adapted to transmit and receive acoustic signals in in a known range, wherein the device includes a transmitter unit connected to said at least one transducer for generating an acoustic signal with at least one predetermined characteristic, and a receiving device for receiving a reflected acoustic signal from an object and being connected to an analyzing unit being adapted to calculate the distance to or movement of the reflecting object and the predetermined characteristics of the transmitted signals. The analyzing unit is adapted to, based on the measured distance or movement, adjust the characteristic of the generated acoustic signal.

Abstract: The present invention relates to a system and electronic device for detecting and monitoring user presence in the vicinity of the devices in the system. The device including a processor configured to, based on received sensor inputs, to detect a user presence, providing an indication signal to a processing and communication unit indicating whether or not the user is present. The processing and communication unit being configured to communicate the indication signal to at least one other device in a communication network.

Abstract: The present invention relates to an electronic device configured for detecting an object, for example a person in the vicinity of the device. The device includes at least one audio signal generator, the generated signals being transmitted through an output interface to a speaker transmitting said mixed signal. The device also including at least one microphone configured to receive signals reflected from said object, and a receiver module for receiving said signals from the microphone, the receiver module also being connected to the output interface for receiving a signal there from corresponding to the signal transmitted through the speaker.

Abstract: Present teachings relate to a method for controlling a service running at least partially on an electronic device, the method comprising the steps of: —Determining, using a proximity sensor in the electronic device, a first parameter indicative of the physical distance between the electronic device and a user; and—Adapting at least one operation of the electronic device dependent upon the first parameter.

Abstract: The invention relates to a method and system for detection of an object in proximity to an electronic device, which method comprises the steps of:—producing, via the processing unit using one or more parameters relating to a loudspeaker, a controlled audio signal;—amplifying using an amplifier at least said controlled audio signal, thereby producing an amplified audio signal at an amplifier output; wherein an amplitude of the controlled audio signal is such that the amplified audio signal is less than or equal to an amplitude determined to be safe for the loudspeaker in view of the one or more parameters,—analyzing at least one of said one or more parameters relating to the loudspeaker to detect a change in response of the loudspeaker; the change in response being caused by an object that is present in the acoustical path of the loudspeaker,—determining, based upon the analysis whether the object is located in close proximity to the electronic device.

Abstract: The present invention relates to a system for monitoring user presence relative to an electronic device, and related method and computer implemented software. The electronic device including at least one acoustic transducer being configured to operate within the ultrasonic range, the least one acoustic transducer being configured to detect a user presence within a predetermined range from the device, wherein the system is configured to turn the at least one transducer off for a predetermined first time period after the detection of a user, at the end of said first time period, activating the acoustic transducer for detecting the user presence.

Abstract: The present invention relates to a system for controlling access to an external device, including a first device and a second, external device, both including wireless communication units using a common communication protocol. One of said devices includes an acoustic transmitter being configured to transmit acoustic signals at least partially within the ultrasonic range, and the second of the devices includes an acoustic receiver configured to receive acoustic signals at least partially in the ultrasonic range. The transmitted ultrasonic signal has predetermined characteristics and said receiver being configured to recognize said characteristics and, at the receipt of said ultrasonic signal at the second device initiating a wireless communication using said communication protocol.

Abstract: The present invention is related to a system and corresponding method and computer implemented software for improving performance of at least one electronic devices, said devices including at least one sensors and a model defining the device reaction in response to data produced by at least one of said sensors. The system includes a model generator configured to analyze the data produced from said sensors and the reactions to the data, and register errors in the reactions as compared with the intended reactions, wherein the model generator is configured to adjust the device model by minimizing errors between the actual output of the model and the desired output of the model, based on a set of samples recorded on said at least one electronic devices, wherein the recorded samples include information related to which of a number of predefined states the device is in at the occurrence of the error, the time of the occurred error, and the number of errors at the specified time and/or state.

Abstract: The invention relates to a method and system for detection of an object in proximity to an electronic device, which method comprises the steps of: —producing, via the processing unit using one or more parameters relating to a loudspeaker, a controlled audio signal; —amplifying using an amplifier at least said controlled audio signal, thereby producing an amplified audio signal at an amplifier output; wherein an amplitude of the controlled audio signal is such that the amplified audio signal is less than or equal to an amplitude determined to be safe for the loudspeaker in view of the one or more parameters, —analyzing at least one of said one or more parameters relating to the loudspeaker to detect a change in response of the loudspeaker; the change in response being caused by an object that is present in the acoustical path of the loudspeaker, —determining, based upon the analysis whether the object is located in close proximity to the electronic device.

Abstract: The present invention relates to a proximity detection system and method for a computer or similar device. The computer includes at least two transducer units being capable of transmitting acoustic signals identifying the transducer within a predetermined frequency range. The transducer units are positioned at a distance from each other in said device, and at least one receiving transducer is capable of receiving acoustic signals within said frequency range and recognizing the transducer identification. The system is configured to measure the distance between each transducer unit and a reflecting object based on the transmitted and received signals based on the measured propagation time. The system is further configured to activate each of the transducer units and comparing the measured distance from each transducer unit thus calculating the direction of a reflecting object, and at the detecting of an object within a predetermined range of direction providing an activation signal to the device.

Abstract: The present teachings relate to an electronic device comprising: a first module for generating an audio signal; a second module for generating an ultrasonic signal; a mixer for generating a combined signal; a transmitter for outputting an acoustic signal dependent upon the combined signal; and, a processing means for controlling the ultrasonic signal; wherein, in response to receiving a first instruction signal for initiating the ultrasonic signal, the processing means is configured to increase the amount of the ultrasonic signal in the combined signal from an essentially zero value to a predetermined value over a predetermined enable time-period.

Abstract: The present teachings relate to an electronic device comprising: a first module for generating an audio signal; a second module for generating an ultrasonic signal; a mixer for generating a combined signal; a transmitter for outputting an acoustic signal dependent upon the combined signal; and, a processing means for controlling the ultrasonic signal; wherein, in response to receiving a first instruction signal for initiating the ultrasonic signal, the processing means is configured to increase the amount of the ultrasonic signal in the combined signal from an essentially zero value to a predetermined value over a predetermined enable time-period.

Abstract: Present teachings relate to a method for proximity detection on an electronic device, the method comprising the steps of: performing a first measurement using a first sensor; calculating, using a processing unit, a first distance value from the first measurement; the first distance value being indicative of the distance between a user and the electronic device; in response to the first distance value, through the processing unit, adapting an energy level on the electronic device, said energy level being related to the Specific Absorption Rate (“SAR”), such that predefined SAR requirements due to exposure of emitted energy from the electronic device are met. The present teaching further relate to an electronic device comprising a measurement system configured to control an energy level on the electronic device, said energy level being related to the Specific Absorption Rate (“SAR”). The present teachings also relate to a computer software product for implementing any method steps disclosed herein.

Abstract: The invention relates to a method and system for detection of an object in proximity to an electronic device, which method comprises the steps of: —producing, via the processing unit using one or more parameters relating to a loudspeaker, a controlled audio signal; —amplifying using an amplifier at least said controlled audio signal, thereby producing an amplified audio signal at an amplifier output; wherein an amplitude of the controlled audio signal is such that the amplified audio signal is less than or equal to an amplitude determined to be safe for the loudspeaker in view of the one or more parameters, —analyzing at least one of said one or more parameters relating to the loudspeaker to detect a change in response of the loudspeaker; the change in response being caused by an object that is present in the acoustical path of the loudspeaker, —determining, based upon the analysis whether the object is located in close proximity to the electronic device.