Patent application number | Description | Published |
20100216521 | Method and Apparatus for Dynamic Battery Management Control in a Mobile Communication Device - In accordance with the teachings described herein, systems and methods are provided for downloading battery data to a mobile communication device. A system for downloading battery data to a mobile communication device may include a mobile communication device and a data server. The mobile communication device may be configured to monitor a battery operating condition and to receive a battery profile, the battery profile including battery data for use by the mobile communication device to calculate battery status information. The data server may be used for storing battery data, the data server being configured to receive the battery operating condition from the mobile communication device and, based on the battery operating condition, send the battery profile to the mobile communication device. | 08-26-2010 |
20100221628 | ATTACHMENT FOR A FUEL TANK OF A FUEL CELL POWERED SYSTEM AND ELECTRONIC PORTABLE DEVICE EQUIPPED THEREWITH - An attachment for a fuel tank of a fuel cell powered system is described. The attachment thermally conducts heat generated from an electronic component to the fuel tank. The attachment further affixes to the electronic component by a securing portion. In one aspect, the attachment is comprised in a fuel cell powered electronic device. In another aspect, the attachment is integral to the fuel tank. | 09-02-2010 |
20100310947 | SYSTEM AND METHOD FOR MANAGING FUEL CELL OPERATING CONDITIONS IN A MOBILE COMMUNICATION DEVICE - The disclosure is directed at a method and apparatus for controlling fuel cell operating characteristics. In certain situations, the operating efficiency of fuel cells is degraded to external conditions. Providing a method and apparatus to control operating conditions for the fuel cell assists in improving the operating efficiency. This can be achieved by controlling certain environmental conditions, such as temperature and relatively humidity, in the area surrounding the fuel cell. | 12-09-2010 |
20110014515 | LOW MAGNETIC INTERFERENCE BATTERY - A low magnetic interference battery is provided, the battery insertable into a mobile communication device, the mobile communication device comprising a radio interconnected with a microphone and a receiver. The battery comprises a battery portion enabled to provide electrical power to the radio, the battery portion emitting a magnetic field when in operation. The battery further comprises a sealing portion for sealing the battery portion therein such that the battery portion is protected from moisture, the sealing portion comprising a magnetic shield portion arranged relative to the battery portion such that magnetic flux from the battery portion is routed away from the receiver when the battery is in operation in the mobile communication device. | 01-20-2011 |
20120115070 | FUEL TANK LOCATED WITHIN A FRAME OF AN ELECTRONIC PORTABLE DEVICE - Embodiments herein relate to an electronic portable having at least one electronic component. The electronic portable device includes a fuel cell operable for powering at least in part the at least one electronic component, and a fuel tank for storing fuel to be used by the fuel cell. The fuel tank is defined by at least one body section, the at least one body section sized and shaped so as to form a frame of the electronic device. The frame has at least one hollow region for storing the fuel therein, the at least one body section including an inlet for introducing fuel into the hollow region and an outlet for releasing fuel from the hollow region to the fuel cell. | 05-10-2012 |
20120143541 | SYSTEM AND METHOD FOR DETECTING COUNTERFEIT AND DEFECTIVE BATTERIES USING BATTERY CHARACTERISTIC PROFILES - Systems and methods are disclosed for detecting whether a battery in an electronic device is counterfeit or defective. An actual battery characteristic profile is generated by recording the performance of the battery during use of the battery by the device. This profile is then compared to its corresponding expected characteristic profile. If the profiles are not substantially similar (i.e. if the error between the two curves exceeds a given error threshold), the battery is determined to be counterfeit or defective and responsive action is taken. | 06-07-2012 |
20120194130 | POWER PACK PARTIAL FAILURE DETECTION AND REMEDIAL CHARGING CONTROL - Systems and methods to detect a failure of a subset of component power packs within a multiple component rechargeable power pack. At least one parameter of a charging current that is provided for a time duration to a rechargeable power pack is determined. A measured capacity change quantity for the rechargeable power pack during the time duration is estimated. The measured capacity change quantity is compared, after the time duration, to an expected capacity change quantity that is based upon the at least one parameter. A determination is made that at least one component power pack within the rechargeable power pack has failed based on a difference between the measured capacity change quantity and the expected capacity change quantity. A charging current parameter is modified in response to the determining that the at least one component power pack has failed. | 08-02-2012 |
20120220350 | Method and Apparatus for Dynamic Battery Management Control in a Mobile Communication Device - Systems and methods are provided for downloading battery data to a mobile communication device. A system for downloading battery data to a mobile communication device may include a mobile communication device and a data server. The mobile communication device may be configured to monitor a battery operating condition and to receive a battery profile, the battery profile including battery data for use by the mobile communication device to calculate battery status information. The data server may be used for storing battery data, the data server being configured to receive the battery operating condition from the mobile communication device and, based on the battery operating condition, send the battery profile to the mobile communication device. | 08-30-2012 |
20130140902 | FUEL CELL RECOVERY TIME SYSTEM - The disclosure is directed at a fuel cell recovery time system for a mobile communication device including a battery for supplying power to the mobile communication device when the device is in a stand-by mode; a fuel cell element including at least two fuel cells, one of the at least two fuel cells being always on and the remaining fuel cells being off in the stand-by mode; wherein the one of at least two fuel cells generates heat to improve operating conditions for the remaining fuel cells in the fuel cell element when the device enters an active mode. | 06-06-2013 |
20130157159 | ATTACHMENT FOR A FUEL TANK OF A FUEL CELL POWERED SYSTEM AND ELECTRONIC PORTABLE DEVICE EQUIPPED THEREWITH - An attachment for a fuel tank of a fuel cell powered system is described. The attachment thermally conducts heat generated from an electronic component to the fuel tank. The attachment further affixes to the electronic component by a securing portion. In one aspect, the attachment is comprised in a fuel cell powered electronic device. In another aspect, the attachment is integral to the fuel tank. | 06-20-2013 |
20140037997 | LOW MAGNETIC INTERFERENCE BATTERY - A low magnetic interference battery is provided, the battery insertable into a mobile communication device, the mobile communication device comprising a radio interconnected with a microphone and a receiver. The battery comprises a battery portion enabled to provide electrical power to the radio, the battery portion emitting a magnetic field when in operation. The battery further comprises a sealing portion for sealing the battery portion therein such that the battery portion is protected from moisture, the sealing portion comprising a magnetic shield portion arranged relative to the battery portion such that magnetic flux from the battery portion is routed away from the receiver when the battery is in operation in the mobile communication device. | 02-06-2014 |
20150148094 | SYSTEM AND METHOD OF EXTENDING USEFUL LIFE OF POWER SUPPLY - A method of internally heating a power supply of an electronic device in reduced temperatures is provided. The method comprises positioning an antenna of the electronic device proximate to the power supply and receiving a “temperature” signal that is a function of a temperature of the power supply. When it is determined that the temperature is within a reduced operating-temperature range, the temperature is elevated and the equivalent series resistance (ESR) of the power supply is correspondingly reduced by actively sending current through the antenna. The “current sending” operation is reduced when the temperature of the portable electronic device is outside the reduced operating-temperature range. | 05-28-2015 |
Patent application number | Description | Published |
20080253668 | METHOD OF DECODING ENTROPY-ENCODED DATA - A method of decoding data that is encoded with a set of prefix codes begins by receiving the data at a computing device, and then compiling native machine code from the prefix code set for execution by a processing unit of the computing device. The machine code implements a binary tree of prefix codes that corresponds to the prefix code set. The data is decoded by traversing the prefix code tree, which is effected by executing the machine code with the processing unit. | 10-16-2008 |
20090220163 | METHOD AND SYSTEM FOR DECODING ENCODED IMAGES AND REDUCING THE SIZE OF SAID IMAGES - A method and system for reducing the number of mathematical operations required in the JPEG decoding process without substantially impacting the quality of the image displayed is disclosed. Embodiments provide an efficient JPEG decoding process for the purposes of displaying an image on a display smaller than the source image, for example, the screen of a handheld device. According to one aspect of the invention, this is accomplished by reducing the amount of processing required for dequantization and inverse DCT (IDCT) by effectively reducing the size of the image in the quantized, DCT domain prior to dequantization and IDCT. This can be done, for example, by discarding unnecessary DCT index rows and columns prior to dequantization and IDCT. In one embodiment, columns from the right, and rows from the bottom are discarded such that only the top left portion of the block of quantized, and DCT coefficients are processed. | 09-03-2009 |
20100138225 | OPTIMIZATION OF MP3 ENCODING WITH COMPLETE DECODER COMPATIBILITY - An iterative rate-distortion optimization algorithm for MPEG I/II Layer-3 (MP3) encoding based on the method of Lagrangian multipliers. Generally, an iterative method is performed such that a global quantization step size is determined while scale factors are fixed, and thereafter the scale factors are determined while the global quantization step size is fixed. This is repeated until a calculated rate-distortion cost is within a predetermined threshold. The methods are demonstrated to be computationally efficient and the resulting bit stream is fully standard compatible. | 06-03-2010 |
20100217605 | METHODS AND DEVICES FOR PERFORMING A FAST MODIFIED DISCRETE COSINE TRANSFORM OF AN INPUT SEQUENCE - An improved fast N-point MDCT process and encoder/decoder is disclosed. The N-point MDCT may be realized through an N/2-point DCT algorithm. The N/2 DCT transform matrix is directly factored and the factored DCT transform matrices are used to develop a set of equations for realizing the N-point MDCT coefficients from an input sequence. The factoring of the DCT transform matrix may include expressing the DCT transform as a multiplication of matrices and exploiting mirror images within the matrices. It may further include simplifying at least one of the matrices by eliminating a variable based on trigonometric identity | 08-26-2010 |
20110125506 | RATE-DISTORTION OPTIMIZATION FOR ADVANCED AUDIO CODING - A method for optimization of rate-distortion for Advanced Audio Coding (AAC). The method provides for the identification of quantized spectral coefficient sequences for optimization of rate-distortion. The method also provides joint optimization of scale factors, Huffman codebooks and quantized spectral coefficient sequences for minimization of a rate-distortion cost. The method provides an iterative rate-distortion optimization algorithm for AAC encoding. In each iteration, the method first finds the optimal scale factors and quantized spectral coefficients when Huffman codebooks are fixed, then updates Huffman codebooks and quantized spectral coefficients given the optimized scale factors. The iterations may be applied until a predetermined threshold is attained. | 05-26-2011 |
20120039542 | METHOD AND SYSTEM FOR DECODING ENCODED IMAGES AND REDUCING THE SIZE OF SAID IMAGES - A method and system for reducing the number of mathematical operations required in the JPEG decoding process without substantially impacting the quality of the image displayed is disclosed. Embodiments provide an efficient JPEG decoding process for the purposes of displaying an image on a display smaller than the source image, for example, the screen of a handheld device. According to one aspect of the invention, this is accomplished by reducing the amount of processing required for dequantization and inverse DCT (IDCT) by effectively reducing the size of the image in the quantized, DCT domain prior to dequantization and IDCT. This can be done, for example, by discarding unnecessary DCT index rows and columns prior to dequantization and IDCT. In one embodiment, columns from the right, and rows from the bottom are discarded such that only the top left portion of the block of quantized, and DCT coefficients are processed. | 02-16-2012 |
20120232911 | OPTIMIZATION OF MP3 AUDIO ENCODING BY SCALE FACTORS AND GLOBAL QUANTIZATION STEP SIZE - An iterative rate-distortion optimization algorithm for MPEG I/II Layer-3 (MP3) encoding based on the method of Lagrangian multipliers. Generally, an iterative method is performed such that a global quantization step size is determined while scale factors are fixed, and thereafter the scale factors are determined while the global quantization step size is fixed. This is repeated until a calculated rate-distortion cost is within a predetermined threshold. The methods are demonstrated to be computationally efficient and the resulting bit stream is fully standard compatible. | 09-13-2012 |
Patent application number | Description | Published |
20140168012 | Method and System for Antenna Alignment - Method, device and computer readable memory aspects describe aligning antennas such as short range communication antennas in communication devices that may be used to transmit and receive electrical power for device charging. A measure of antenna alignment may be determined in response to electrical power received by one of the antennas. A suggested movement is determined for moving at least one of the antennas (e.g. the communication device housing the antenna) for increasing the measure of antenna alignment and the suggested movement is presented in a graphical user interface (GUI). Movement may be suggested along a first plane to maximize antenna alignment followed by movement along a second plane to further maximize antenna alignment. A map may be defined from measured antenna alignment values and movement suggested in response to the map. Maximized antenna alignment may be signalled (e.g. vibration) when the measure of alignment is within a threshold range. | 06-19-2014 |
20140198080 | Method and Apparatus Pertaining to Pre-Associated Stylus-Input User Preferences - A control circuit stores profiles of stylus-input user preferences and pre-associates individual ones of those profiles with corresponding different applications. Upon opening one of those applications the control circuit then automatically uses the corresponding pre-associated stylus-input user preferences. So configured, a user's specific preferences regarding how the control circuit will render electronic ink on a display in response to stylus-based input are automatically utilized on an application-by-application basis without requiring the user to access and change global settings for stylus input. | 07-17-2014 |
20140232698 | Method and Apparatus Pertaining to Adjusting Textual Graphic Embellishments - Stylus-entered writing is converted into corresponding text and a control circuit then adjusts graphic embellishment of at least a first portion of that text as a function, at least in part, of detected user dynamics as regards user control of the stylus at a time that corresponds to the stylus-entered writing that corresponds to that first portion of the text. By one approach this adjustment reflects a comparison between those detected user dynamics and previously-stored user dynamics profile information. So configured, the resultant recognized text can, via the aforementioned graphic embellishment, convey emotional expression of the writer at the time of writing that text. | 08-21-2014 |
20140370870 | METHOD OF PROCESSING AN INCOMING COMMUNICATION SIGNAL AT A MOBILE COMMUNICATION DEVICE - A mobile communication device and method of communication is disclosed. A communication signal having a message class is received at the mobile communication device conveyed by a vehicle. A message class of the received communication at the mobile communication device is obtained. A station of motion of the vehicle is determined at the mobile communication device. The message class and the determined state of motion is used to select an action to relay the communication to a driver of the vehicle. | 12-18-2014 |
20150015540 | OPERATING A DEVICE USING TOUCHLESS AND TOUCHSCREEN GESTURES - A device operable using touch-less and touchscreen gestures and a method and system to operate the device are described. The device includes two or more ambient light sensors arranged at respective surface locations of the device and sensing light intensity at the respective surface locations. The device also includes a processor coupled to the two or more ambient light sensors to identify a touch-less gesture based on the light intensity sensed by the two or more ambient light sensors, receive a touchscreen gesture, and operate the device based on the touch-less gesture and the touchscreen gesture. | 01-15-2015 |
20150029086 | BACKLIGHT FOR TOUCHLESS GESTURE DETECTION - A device and method to detect a gesture performed by an object in touch-less communication with the device are described. The device includes two or more ambient light sensors arranged at respective first surface locations of the device, each of the two or more ambient light sensors sensing light intensity at the respective first surface location. The device also includes one or more processors to control one or more light sources at respective second surface locations of the device based on the light intensity sensed by the two or more ambient light sensors, calibrate the two or more ambient light sensors based on the one or more light sources, and detect the gesture based on the light intensity sensed by each of the two or more ambient light sensors. | 01-29-2015 |