Patent application number | Description | Published |
20110051660 | METHOD AND SYSTEM FOR ACQUISITION OF NEIGHBOUR CELL INFORMATION - A system and method for acquisition of neighbour cell information are provided. A serving cell receives a request for neighbour cell system information, and in response to the request, the serving cell transmits neighbour cell system information. | 03-03-2011 |
20110053586 | RADIO LINK TIMEOUT PROCEDURE FOR CALL RE-ESTABLISHMENT - A radio link timeout procedure for call re-establishment is provided. A mobile station receives signals over a wireless link, determines whether there is a potential call re-establishment as defined by at least one condition, and decides whether radio link failure has occurred on the basis of the signals received over the wireless link such that while there is a potential for call re-establishment as defined by the at least one condition, a decision that a radio link failure has occurred is made earlier than if there is no potential for call re-establishment. | 03-03-2011 |
20110053595 | ACCESS PROCEDURE FOR CALL RE-ESTABLISHMENT - An access procedure for call re-establishment is provided. In a first method, a mobile station, in at least some instances of detecting radio link failure, attempts call re-establishment on multiple cells concurrently. In a second method, a mobile station performs a first random access channel procedure when the mobile station is not aware of at least two cells with enabled call re-establishment, and performs a second random access channel procedure when the mobile station is aware of at least two cells with enabled call re-establishment. | 03-03-2011 |
20110080350 | METHOD OF SYNCHRONIZING DATA ACQUISITION AND A PORTABLE ELECTRONIC DEVICE CONFIGURED TO PERFORM THE SAME - A method of synchronizing force data with touch data and a portable electronic device configured to perform the same are provided. In accordance with one embodiment, there is provided a method of synchronizing data acquisition in a portable electronic device, the method comprising: detecting touch events on a touch-sensitive display and storing touch data for each touch event with a time stamp for the touch event; detecting force events on the touch-sensitive display and storing force data for each force event with a time stamp for the force event; matching touch data for a particular touch event with force data for a force event corresponding to the particular touch event; and outputting the matched touch data and force data for input processing operations. | 04-07-2011 |
20110084910 | PORTABLE ELECTRONIC DEVICE INCLUDING TOUCH-SENSITIVE DISPLAY AND METHOD OF CONTROLLING SAME - A method includes detecting a plurality of touches on a touch-sensitive display, collecting applied force values, determined by at least one force sensor, for the plurality of touches, and changing a first threshold value based on the collected applied force values. | 04-14-2011 |
20110084911 | PORTABLE ELECTRONIC DEVICE INCLUDING TOUCH-SENSITIVE DISPLAY AND METHOD OF CONTROLLING SAME - A method includes detecting first and second touches on the touch-sensitive display and determining a location of each of the first and second touches, determining, by a plurality of force sensors, reaction forces, for the first and second touches, and determining a respective applied force for each of the first and second touches based on the reaction forces and the locations of the first and second touches. | 04-14-2011 |
20110084912 | PORTABLE ELECTRONIC DEVICE INCLUDING A TOUCH-SENSITIVE DISPLAY AND METHOD OF CONTROLLING SAME - A method includes detecting a touch on a first touch-sensitive display, applying force by an actuator on a touch-sensitive display to simulate depression of a switch, and storing a first indicator of depression simulation for the first touch. | 04-14-2011 |
20110084932 | PORTABLE ELECTRONIC DEVICE INCLUDING TOUCH-SENSITIVE DISPLAY AND METHOD OF CONTROLLING SAME - A method includes receiving signals from force-sensing resistors, detecting a touch on a touch-sensitive display and determining a location of the touch, receiving, from force-sensing resistors, signals related to the touch, and calibrating the force-sensing resistors by adjusting the gain for a first force-sensing resistor, of the force-sensing resistors, based on at least the signals and the location of the touch. | 04-14-2011 |
20110105096 | SYSTEM AND METHOD FOR ACTIVATING A COMPONENT ON AN ELECTRONIC DEVICE - The disclosure describes a system and method for activating an electronic device from a low power state. The method comprises: monitoring a motion detection circuit for a signal indicating a movement of the device; analyzing the movement of the device and if the movement matches a profile for an activation movement for the device then activating a component on the device; and if the movement does not match the profile, then monitoring for additional movement signals for the device and providing data relating to the additional movement signals to a microprocessor in the device at an instance where the microprocessor is expected to be monitoring for receipt of a synchronization signal from a network in communication with the device is expected and when the instance is passed, the device is placed in second power operating mode, the second power operating mode consuming less power than the first power operating mode. | 05-05-2011 |
20110105120 | METHODS AND APPARATUS TO MONITOR A CHANNEL TO DETERMINE NEIGHBOR CELL INFORMATION - Methods and apparatus to monitor a channel to determine neighbor cell information are disclosed. An example method for a first mobile station to determine cell information for a first cell disclosed herein comprises monitoring a channel for messages containing cell information, receiving a first message via the monitored channel and addressed to a second mobile station, the first message including first cell information, and storing the first cell information for a time period after receiving the first message. | 05-05-2011 |
20110105158 | METHODS AND APPARATUS TO AVOID TRANSMISSION OF REDUNDANT NEIGHBOR CELL INFORMATION TO MOBILE STATIONS - Methods and apparatus to avoid transmission of redundant neighbor cell information to mobile stations. An example method to avoid transmission of at least some neighbor cell system information from a network to a mobile station disclosed herein comprises receiving neighbor cell system information, setting a validity indication representing whether the mobile station has valid neighbor cell system information associated with a neighbor cell, and sending the validity indication to the network. | 05-05-2011 |
20110134908 | SINGLE SLOT DTM FOR SPEECH/DATA TRANSMISSION - The present document relates to radio transmission. In particular, the present document relates to the single-slot dual transfer mode (DTM) available e.g. in GSM/GPRS/GERAN networks. A transmitter is described. The transmitter is configured to send circuit switched data over a traffic channel to a corresponding receiver, wherein the traffic channel is segmented into a plurality of frames. The transmitter if further configured to determine a vacant frame of the plurality of frames, wherein no circuit switched data is sent in the vacant frame due to discontinuous transmission; and to send packet switched data over the traffic channel using the vacant frame. | 06-09-2011 |
20110201279 | METHODS AND APPARATUS TO PERFORM MEASUREMENTS - Methods and apparatus to perform measurements are disclosed. An example method disclosed herein for a user equipment (UE) to perform measurements in a mobile communication network comprises receiving configuration information comprising at least one of a validity state, a measurement activation criterion, a measurement deactivation criterion, a reporting criterion or a location request criterion to configure a measurement, and performing the measurement based on the configuration information. | 08-18-2011 |
20120020304 | METHODS AND APPARATUS TO TRANSMIT UPLINK ALLOCATION INDICATORS IN WIRELESS COMMUNICATIONS - Example methods and apparatus to transmit uplink allocation indicators in wireless communications are disclosed. A disclosed example method involves sending a first assignment message indicative of first radio block periods assigned to the mobile station for downlink communications. At least one of the first assigned radio block periods is separated from a next occurring one of the first assigned radio block periods by at least a first non-assigned radio block period. In addition, the example method involves sending a second assignment message indicative of second radio block periods assigned to the mobile station for uplink communications. At least one of the second assigned radio block periods is separated from a next occurring one of the second assigned radio block periods by at least a second non-assigned radio block period. The example method also involves sending an uplink allocation indicator to the mobile station during one of the first radio block periods assigned for downlink communications with the mobile station. The uplink allocation indicator allocates an uplink radio block to the mobile station in at least one of the second radio block periods. | 01-26-2012 |
20120020305 | METHODS AND APPARATUS TO COMMUNICATE DATA BETWEEN A WIRELESS NETWORK AND A MOBILE STATION - Example methods and apparatus to communicate data between a wireless network and a mobile station are disclosed. A disclosed example method involves identifying a first quantity of resources for use in communicating first data to a mobile station in a first radio block period and a second quantity of resources for use in communicating second data to the mobile station in a second radio block period. The total quantity of the first and second quantities of resources comply with a maximum allowable quantity of resources specified for a plurality of radio block periods including the first and second radio block periods. The example method also involves sending, to the mobile station, the first data in the first quantity of resources during the first radio block period and the second data in the second quantity of resources during the second radio block period. | 01-26-2012 |
20120020306 | METHODS AND APPARATUS TO POLL IN WIRELESS COMMUNICATIONS BASED ON ASSIGNMENTS - Example methods and apparatus to poll in wireless communications based on assignments are disclosed. A disclosed example method involves receiving a poll from a network during a first radio block period and identifying a resource for use in sending requested information to the network in response to the poll. The resource occurs during a subsequent radio block period, and the subsequent radio block period is separated from the first radio block period by at least one radio block period not assigned to the mobile station for transmission by the mobile station. The example method also involves transmitting a response to the poll. | 01-26-2012 |
20120020338 | METHODS AND APPARATUS TO ALLOCATE RESOURCES AND DETECT ALLOCATED RESOURCES IN WIRELESS COMMUNICATIONS - Example methods and apparatus to allocate resources and detect allocated resources in wireless communications are disclosed. A disclosed example method involves receiving a first radio block in a first radio block period and detecting an uplink allocation indicator contained in the first radio block. The uplink allocation indicator does not allocate any uplink radio block in a second radio block period following immediately after the first radio block period. The example method also involves transmitting a second radio block based on the uplink allocation indicator during a third radio block period separated from the first radio block period by at least one radio block period. | 01-26-2012 |
20120023235 | METHODS AND APPARATUS TO POLL IN WIRELESS COMMUNICATIONS - Example methods and apparatus to poll in wireless communications are disclosed. A disclosed example method involves receiving a poll from a network during a first radio block period and identifying a resource for use in sending requested information to the network in response to the poll. The resource occurs during a subsequent radio block period, and the identifying of the resource is based on receipt of an uplink allocation indicator. The example method also involves transmitting a response to the poll. | 01-26-2012 |
20120027006 | SYSTEM AND METHOD FOR JOINT VOICE AND DATA TRANSMISSION - A method for multiplexing voice and data communication using a communications network is presented. In the method, at least one voice bit from a voice bit stream is retrieved, and at least one data bit from at least one data bit stream is retrieved. When the voice bit stream is not in a discontinuous transmission (DTX) period, the at least one voice bit and the at least one data bit are used to generate a modulated symbol. The method includes transmitting the modulated symbol using the communications network. | 02-02-2012 |
20120096921 | System and Method for Calibrating a Magnetometer According to a Quality Threshold - A method and system are provided for calibrating a magnetometer. The method comprises determining a current quality level associated with magnetometer readings obtained using an active set of calibration parameters; and lowering a quality threshold for a background calibration of the magnetometer when the current quality level exceeds a threshold quality level needed by an application utilizing the magnetometer readings. | 04-26-2012 |
20120098524 | System and Method for Performing a Background Calibration for a Magnetometer - A method and system are provided for performing a background calibration of a magnetometer. The method comprises obtaining a plurality of magnetometer readings; applying an active set of calibration parameters to the plurality of magnetometer readings to obtain a plurality of values; applying a new set of calibration parameters to the plurality of magnetometer readings to obtain a plurality of further values; applying an active set of calibration parameters to the plurality of magnetometer readings to obtain a plurality of further values; and replacing the active set of calibration parameters with the new set of calibration parameters when a quality of the plurality of values is higher than a quality of the further values. | 04-26-2012 |
20120098525 | System and Method for Calibrating a Magnetometer According to Device States - A method and system are provided for calibrating a magnetometer. The method comprises detecting a change in a physical configuration of the mobile device; applying at least one stored calibration parameter as a respective active calibration parameter when one or more stored calibration parameters corresponding to the detected physical configuration change are accessible by the mobile device; and performing a calibration to obtain at least one additional calibration parameter when the at least one additional calibration parameter is needed and applying the at least one additional calibration parameter as a respective active calibration parameter. | 04-26-2012 |
20120101762 | System and Method for Calibrating a Magnetometer Using Partial and Full Calibrations - A method and system are provided for calibrating a magnetometer. The method comprises obtaining a plurality of magnetometer sensor readings; storing sensor readings from the plurality of obtained sensor readings that are different; determining a first calibration parameter based on a first predetermined number of different readings; and determining a plurality of calibration parameters based on a second predetermined number of different readings, wherein the plurality of calibration parameters includes the first calibration parameter. | 04-26-2012 |
20120101766 | System and Method for Determining Quality of Calibration Parameters for a Magnetometer - A method and system are provided for calibrating a magnetometer. The method comprises applying at least one first test to a new set of calibration parameters; accepting the new set of calibration parameters as an active set of calibration parameters when the new calibration parameters pass the at least one first test; applying the active set of calibration parameters to a plurality of magnetometer readings to obtain a plurality of values; applying at least one second test to the plurality of values; and calculating a quality measure for the active set of calibration parameters based on an outcome of the at least one second test. | 04-26-2012 |
20120169327 | SYSTEM AND METHOD FOR USING MAGNETOMETER READINGS TO CONTROL ELECTRONIC DEVICES - A method and system are provided for controlling an electronic device, such as a mobile device. The method comprises using a magnetometer of the electronic device to obtain a reading; determining whether one or more properties of the reading matches at least one magnetic signature from a set of magnetic signatures, each magnetic signature being indicative of an expected magnetic influence from another object; if the one or more properties match a particular magnetic signature from the set of magnetic signatures, determining one or more actions associated with the particular magnetic signature; and enabling the one or more actions to be performed using the electronic device. | 07-05-2012 |
20120172061 | DEVICE POSITION METHOD AND APPARATUS USING CELESTIAL OBJECTS - A system and method of determining a position of an electronic device is presented herein. An image is displayed having at least one celestial object and a celestial object indicator for selecting a celestial object. The celestial object indicator is overlaid on the at least one celestial object. Data indicating a relative angle of the device with respect to the Earth in at least two dimensions is received at the processor. The time when the celestial object indicator is overlaid on the at least one celestial object is determined. The position of the electronic device is determined by comparing the location of the celestial object in the image data and relative angle information at the time of the indication to a database at least partially stored on the electronic device in response to an indication that the celestial object indicator is overlaid on the at least one celestial object. | 07-05-2012 |
20120206129 | SYSTEM AND METHOD FOR CALIBRATING A MAGNETOMETER WITH VISUAL AFFORDANCE - A method and system are provided for calibrating a magnetometer of a mobile device. The method comprises displaying a visual indication of a gestural path on a display of the portable electronic device, monitoring for changes in orientation of the portable electronic device, changing the visual indication in response to the monitored changes in the orientation of the portable electronic device, measuring a magnetic field with the magnetometer, and calibrating the magnetometer in accordance with measurements of the magnetic field acquired at different points along the gestural path. | 08-16-2012 |
20120217958 | PORTABLE ELECTRONIC DEVICE ADAPTED TO COMPENSATE FOR GYROSCOPE BIAS - According to one aspect, there is provided a method for compensating for gyroscope bias on a portable electronic device having a gyroscope, and at least one of an accelerometer and a magnetometer. The method includes determining a first attitude matrix and a second attitude matrix using data from the accelerometer and the magnetometer, determining a difference between the first attitude matrix and the second attitude matrix, estimating a rotational velocity based on the difference between the first attitude matrix and the second attitude matrix, and compensating for an output from the gyroscope to generate a compensated output that compensates for the gyroscope bias using the estimated rotational velocity. | 08-30-2012 |
20120219053 | DEVICE TO TRANSMIT DATA BY DISPLAYING A CODED IMAGE GENERATED ACCORDING TO A SELECTABLE ENCODING SCHEME AND ASSOCIATED METHODS - A communications system includes a first device with a first display, and a first processor configured to generate at least one coded image according to a selectable encoding scheme from among different encoding schemes, and display the coded image on the first display. A first communications device is coupled to the first processor. A second device includes a second camera configured to capture the coded image on the first display, a second communications device, and a second processor coupled to the second camera and the second communications device. The second processor is configured to send a status message, via the second and first communications devices to the first processor, related to whether the captured coded image is decodable based upon a currently selected encoding scheme. | 08-30-2012 |
20120221290 | PORTABLE ELECTRONIC DEVICE ADAPTED TO PROVIDE AN IMPROVED ATTITUDE MATRIX - According to one aspect, a method of determining an attitude matrix on a portable electronic device. The method includes determining a first attitude matrix gradient using data from at least one of an accelerometer and a magnetometer, determining a second attitude matrix gradient using data from a gyroscope, fusing the first attitude matrix gradient and the second attitude matrix gradient based on a mixing coefficient to generate a fused gradient, and based on the fused gradient, updating a fine attitude matrix for the portable electronic device. | 08-30-2012 |
20120274578 | ELECTRONIC DEVICE AND METHOD OF CONTROLLING SAME - A method includes determining a time between selections utilizing a touch-sensitive display, identifying a tactile feedback based on the time, and providing the tactile feedback in response to a subsequent selection utilizing the touch-sensitive display. | 11-01-2012 |
20120284427 | METHOD OF DEVICE SELECTION USING SENSORY INPUT AND PORTABLE ELECTRONIC DEVICE CONFIGURED FOR SAME - The present disclosure provides a method of device selection using sensory input and portable electronic device configured for same. In accordance with one example embodiment, there is provided a method for use in a portable electronic device for selecting a peripheral device for connection with the portable electronic device, comprising: measuring a magnetic field within the vicinity of the portable electronic device; determining a relative location of at least two available peripheral devices in accordance with magnetic fields uniquely associated with the at least two available peripheral devices; selecting a peripheral device from the at least two available peripheral devices in accordance with the measured magnetic field; and connecting the portable electronic device to the selected peripheral device using a wireless communications path. | 11-08-2012 |
20120285274 | SYSTEM AND METHOD FOR OBTAINING MAGNETOMETER READINGS FOR PERFORMING A MAGNETOMETER CALIBRATION - A system and method of obtaining magnetometer readings for performing a magnetometer calibration are provided. The method comprises detecting initiation of a magnetometer calibration; displaying a plurality of visual elements representing at least a pair of movements, each of the movements orienting a device comprising the magnetometer in substantially opposite positions along a respective axis; and obtaining at least one magnetometer reading during movement of the device. The visual elements may include one in an upright position, one in an upside down position, one facing a first direction and one illustrating the device facing in a second direction. A path may also be defined between the plurality of visual elements using one or more arrows. | 11-15-2012 |
20120309404 | METHODS AND APPARATUS TO PERFORM MEASUREMENTS - Methods and apparatus to perform measurements are disclosed. An example method disclosed herein for a user equipment (UE) to perform measurements comprises receiving configuration information from a network, the configuration information to configure the UE to perform logging of measurements in an idle mode, logging measurements in the idle mode, and sending an indication that logged measurements are available. | 12-06-2012 |
20120315890 | METHODS AND APPARATUS TO PERFORM MEASUREMENTS - Methods and apparatus to perform measurements are disclosed. An example method disclosed herein for a user equipment (UE) comprises receiving configuration information from a network, the configuration information to configure the UE to perform logging of measurements in an idle mode, wherein the configuration information includes a duration, and storing the configuration information at the UE. | 12-13-2012 |
20130018628 | METHODS AND DEVICES TO DETERMINE A MOBILE DEVICE HOUSING POSITIONAANM Parco; Adam LouisAACI KitchenerAACO CAAAGP Parco; Adam Louis Kitchener CAAANM Holbein; Marc E.AACI KitchenerAACO CAAAGP Holbein; Marc E. Kitchener CAAANM Almalki; NazihAACI WaterlooAACO CAAAGP Almalki; Nazih Waterloo CAAANM Snow; Christopher HarrisAACI KitchenerAACO CAAAGP Snow; Christopher Harris Kitchener CA - Methods and devices to determine a mobile device housing position are described. An example device disclosed herein includes a housing having a first portion movably coupled to a second portion, the second portion to have a first position, a second position, and at least one intermediate position relative to the first portion, wherein the intermediate position is between the first and second positions; a position detector in the first portion, the position detector to measure a transitional magnetic field when the second portion is in the intermediate position and to measure a second magnetic field; and a processor to determine that the second portion is in the first position or the second position based on the transitional magnetic field and the second magnetic field. | 01-17-2013 |
20130066815 | SYSTEM AND METHOD FOR MOBILE CONTEXT DETERMINATION - Methods and a system for mobile device activity classification or context determination. The device compresses and sends sensor data to a remote server together with a selected activity label during a training phase. The remote server receives labeled sensor data from a number of devices and generates a classification model. The model may be reduced to a subspace that represents the dominant model parameters. The subspace data structure, which may be a small matrix, is transmitted to the mobile device. The mobile device uses the subspace data structure to classify device activity as indicated by the device sensors. In one example, the sensor data is projected onto the subspace matrix, which results in estimates of state probabilities for the various predefined states, the dominant one of which is selected as the current state, or estimated state. | 03-14-2013 |
20130103856 | METHOD OF DEVICE SELECTION USING SENSORY INPUT AND PORTABLE ELECTRONIC DEVICE CONFIGURED FOR SAME - The present disclosure provides a method of device selection using sensory input and portable electronic device configured for same. In accordance with one example embodiment, there is provided a method for use in a portable electronic device for selecting a peripheral device for connection with the portable electronic device, comprising: measuring magnetic fields within the vicinity of the portable electronic device; identifying at least two peripheral devices in accordance with measured magnetic fields and one or more distinct characteristics of a magnetic field generated by each of the at least two peripheral devices which uniquely identify each of the at least two peripheral devices; and connecting the portable electronic device to one of the at least two peripheral devices using a wireless communications path. | 04-25-2013 |
20130200882 | METHODS AND DEVICES FOR DETECTING MAGNETIC INTERFERENCE AFFECTING THE OPERATION OF A MAGNETOMETER - Methods and apparatus employing non-magnetometer navigational sensor data to assist in determining whether a change in a magnetic field detected by a magnetometer is likely due to a source of internal or external magnetic interference, and more generally, whether such interference is likely to be persistent or transient. If the magnetic field data detected by the magnetometer indicates a large change in magnetic field, but the non-magnetometer navigational sensor (e.g., gyroscope) data does not indicate a corresponding change in orientation of the mobile device contemporaneous with the change in magnetic field, then the cause of the magnetic field change may be determined as likely originating from a localized external interference source and the device may prompt the user to move away from the interference source, rather than initiating a recalibration of the magnetometer. | 08-08-2013 |
20130222267 | PORTABLE ELECTRONIC DEVICE INCLUDING TOUCH-SENSITIVE DISPLAY AND METHOD OF CONTROLLING SAME - A method includes detecting touches on a touch-sensitive display of an electronic device, actuating an actuator to provide tactile feedback for the touches, determining values associated with force applied by the actuator during actuation of the actuator, and changing an attribute of actuation of the actuator based on the values associated with force. | 08-29-2013 |
20130245982 | METHODS AND DEVICES FOR DETERMINING ORIENTATION - Methods and electronic devices for determining orientation are described. In one aspect, the present disclosure provides a processor-implemented method of determining a corrected orientation of a gyroscope on an electronic device. The method includes: obtaining a gyroscope reading; determining a first orientation estimate based on the gyroscope reading and a past corrected orientation; determining whether the gyroscope was saturated when the gyroscope reading was obtained; adjusting a saturation correction learning rate for the gyroscope based on the result of the determination of whether the gyroscope was saturated; and determining a corrected orientation based on the first orientation estimate, a second orientation estimate and the saturation correction learning rate. | 09-19-2013 |
20130316736 | System and Method for Determining a Magnetic Field using a Mobile Device - A method and system are provided for determining a magnetic field using a mobile device. The method includes determining location information of the mobile device, obtaining magnetic field data based on the location information, determining orientation information of the mobile device and applying the orientation information to the magnetic field data to compute a magnetic field corresponding to the orientation of the mobile device. | 11-28-2013 |
20130320963 | System and Method for Evaluating a Calibration of a Magnetometer on a Mobile Device - A method and system are provided for evaluating a calibration of a magnetometer on a mobile device. The method includes obtaining a parameter associated with the calibration, determining a component of the parameter along an axis of the magnetometer and determining a calibration quality indicator using the component. | 12-05-2013 |
20130320964 | System and Method for Calibrating a Magnetometer on a Mobile Device - A method and system are provided for calibrating a magnetometer on a mobile device. The method includes initiating a calibration of the magnetometer, determining an intermediate parameter associated with the calibration and when a characteristic indicative of a state of the mobile device is detected using the intermediate parameter, applying at least one stored calibration parameter associated with the state as an active calibration parameter. | 12-05-2013 |
20130320965 | System and Method for Operating a Mobile Device having a Magnetometer - A method and system are provided for operating a mobile device having a magnetometer. The method includes obtaining a plurality of error indicators associated with the magnetometer. At least two of the plurality of error indicators have different criteria for error. The method also includes determining an instruction for operating the mobile device using the plurality of error indicators. | 12-05-2013 |
20130320966 | System and Method for Calibrating a Magnetometer on a Mobile Device - A method and system are provided for calibrating a magnetometer on a mobile device. The method includes obtaining one or more pairs of magnetometer readings. Each pair includes a first reading and a second reading. For each pair of magnetometer readings, the method also includes determining a rotation axis direction and a rotation angle corresponding to a change in orientation of the mobile device between obtaining the first reading and the second reading and determining a rotation axis for the pair of magnetometer readings using the rotation axis direction and rotation angle. The method also includes determining a calibration parameter based on at least one property of one or more of the rotation axes. | 12-05-2013 |
20130342437 | IMAGE DATA GENERATION USING A HANDHELD ELECTRONIC DEVICE - The present disclosure provides improved generation of images using a handheld electronic device. Motion of the handheld electronic device is detected using a sensor of the handheld electronic device and data, dependent upon the sensed motion, is transmitted from the device to a remote electronic device. An image, representative of the sensed motion of the handheld electronic device and generated from the transmitted data, is rendered on a display of the remote electronic device and provides a user with visual feedback of the motion of the handheld electronic device. The image data may be generated by the handheld electronic device or by the remote electronic device. | 12-26-2013 |
20140085495 | METHODS AND DEVICES FOR CONTROLLING CAMERA IMAGE CAPTURE - Methods and devices for controlling the number of consecutive images captured in a burst operating mode are described. In one example embodiment, the present disclosure describes a method implemented by a processor of an electronic device. The electronic device has a camera module. The camera module is configured to temporarily capture a number of consecutive images to an image buffer when operation of the camera module is triggered. The method includes: obtaining motion data from a motion sensor on the electronic device; and based on the motion data, controlling the number of consecutive images captured by the camera module when operation of the camera module is triggered. | 03-27-2014 |
20140137191 | MOBILE COMMUNICATIONS DEVICE PROVIDING HEURISTIC SECURITY AUTHENTICATION FEATURES AND RELATED METHODS - A mobile communications device may include a plurality of first input devices capable of passively collecting input data, a second input device(s) capable of collecting response data based upon a challenge, and a processor capable of determining a level of assurance (LOA) that possession of the mobile communications device has not changed based upon a statistical behavioral model and the passively received input data, and comparing the LOA with a security threshold. When the LOA is above the security threshold, the processor may be capable of performing a given mobile device operation without requiring response data from the second input device(s). When the LOA falls below the security threshold, the processor may be capable of generating the challenge, performing the given mobile device operation responsive to valid response data, and adding recent input data to the statistical behavioral model responsive to receipt of the valid response data. | 05-15-2014 |
20140146304 | HANDHELD DEVICE WITH SURFACE REFLECTION ESTIMATION - Estimating reflectance of a surface adjacent a handheld electronic device having a orientation sensor and a light sensor, including estimating a location of the handheld electronic device relative to the surface in dependence on information from the orientation sensor; measuring light from the surface with the light sensor; and estimating a reflectance of the surface in dependence on the estimated location and measured light. | 05-29-2014 |
20140214357 | PORTABLE ELECTRONIC DEVICE ADAPTED TO PROVIDE AN IMPROVED ATTITUDE MATRIX - According to one aspect, a method of determining an attitude matrix on a portable electronic device. The method includes determining a first attitude matrix gradient using data from at least one of an accelerometer and a magnetometer, determining a second attitude matrix gradient using data from a gyroscope, fusing the first attitude matrix gradient and the second attitude matrix gradient based on a mixing coefficient to generate a fused gradient, and based on the fused gradient, updating a fine attitude matrix for the portable electronic device. | 07-31-2014 |
20140354527 | PERFORMING AN ACTION ASSOCIATED WITH A MOTION BASED INPUT - A method implemented by a computing device having a memory and a motion sensor detection sensor is disclosed. The memory stores an input model associated with a gesture input. The method includes detecting a motion of the computing device; matching the detected motion with the input model; and determining a confidence level associated with the match. If the confidence level is above a pre-determined threshold, an action associated with the gesture input is performed automatically by the processor; and if the confidence level is below the pre-determined threshold, the action is performed by the processor responsive to receiving a positive confirmation of the gesture input. | 12-04-2014 |
20150022194 | MAGNETOMETER FOR ALIGNING A PORTABLE DEVICE ON A PLANAR CHARGING SURFACE OF AN INDUCTIVE CHARGING UNIT - A portable electronic uses a magnetometer to determine an alignment with an inductive charging unit magnetic charging field. The alignment increases a portion of the magnetic charging field generated by the inductive charging unit and received by the portable device to better power the device and reduce battery recharge times. The portable device displays motion icons to facilitate a manual alignment. The magnetometer may also be used for magnetic earthly field applications such as a compass, navigation and augmented reality. | 01-22-2015 |