19th week of 2012 patent applcation highlights part 35 |
Patent application number | Title | Published |
20120114117 | Methods And Apparatus For Performing An Elliptic Curve Scalar Multiplication Operation Using Splitting - For an Elliptic Curve Scalar Multiplication (ECSM) operation to be performed on a scalar and a base point, a given previous set of parameters that was used to split the scalar for a previous ECSM operation and a selected random integer are used to determine a new set of parameters for splitting the scalar. By basing the new set of parameters on the previous set of parameters, repeated use of the scalar to determine key-splitting parameters is avoided and susceptibility to a Differential Power Analysis Side Channel attack is minimized. | 2012-05-10 |
20120114118 | KEY ROTATION IN LIVE ADAPTIVE STREAMING - Key rotation required for adaptive streaming of data is described. Metadata is added or provides extensions to two file formats, namely, ISO-based FF (also known as MP4 FF) and MPEG2-TS. A new Sample Group Type box in ISO-based FF is introduced to support key rotation required in adaptive streaming use cases, especially for live adaptive streaming. A mapping from MPEG2-TS FF to ISO-based FF is also enabled with the introduction of this new Sample Group Type by embedding metadata required for key rotation. Key rotation needed for live adaptive streaming in a broadcast environment is enabled. | 2012-05-10 |
20120114119 | SYSTEM AND METHOD FOR PROTECTING SPECIFIED DATA COMBINATIONS - A method in one example implementation includes extracting a plurality of data elements from a record of a data file, tokenizing the data elements into tokens, and storing the tokens in a first tuple of a registration list. The method further includes selecting one of the tokens as a token key for the first tuple, where the token is selected because it occurs less frequently in the registration list than each of the other tokens in the first tuple. In specific embodiments, at least one data element is an expression element having a character pattern matching a predefined expression pattern that represents at least two words and a separator between the words. In other embodiments, at least one data element is a word defined by a character pattern of one or more consecutive essential characters. Other specific embodiments include determining an end of the record by recognizing a predefined delimiter. | 2012-05-10 |
20120114120 | STORAGE DEVICE, ACCESS DEVICE, AND PROGRAM PRODUCT - In general, according to one embodiment, a storage device includes a data storage, a key storage, a receiver, an acquisition unit, a first computing unit, and a second computing unit. The data storage stores therein data. The key storage stores therein a plurality of device keys. The receiver receives identification information on an access device that accesses the data. The acquisition unit acquires an index specifying one of the device keys stored in the key storage. The first computing unit computes a second key based on the device key specified by the index and the identification information, the second key being used to perform an operation on key information acquired by performing an operation on a first key shared with the access device. The second computing unit computes the first key by performing an operation on the key information using the second key. | 2012-05-10 |
20120114121 | METHOD OF TRANSMITTING AND RECEIVING CONTENT - Provided is a method of transmitting and receiving content. The method includes (a) transferring, at a content server, a service key to a mobile terminal, (b) transferring, at the content server, a number to the mobile terminal, (c) scrambling, at the content server, content and transferring the scrambled content to the mobile terminal, (d) updating, at the mobile terminal, the service key on the basis of the number, and (e) descrambling, at the mobile terminal, the scrambled content using the updated service key. | 2012-05-10 |
20120114122 | SOURCE PROGRAMMING AND MANAGEMENT SYSTEM FOR LOCKS COMPRISING CONTACTLESS COMMUNICATION MEANS THAT CAN BE CONTROLLED BY A PORTABLE NFC TELEPHONE - The invention relates to a system comprising a lock (40) provided with NFC circuits, a mobile phone (32) also provided with NFC circuits, a remote lock management site (18), and a mobile network operator (20). For each lock, the management site generates a unique random algorithm, a unique identifier (PUID) and transport keys and transmits the identifier and the transport keys to a lock manufacturer (16). The mobile network operator receives a unique lock identifier (PUID) from the user and transmits same to the handling site which, in return, transmits the unique random algorithm, the cryptographic key, the transport key and the user key corresponding to the lock to the phone. The phone implements the initial programming of the lock, by loading the unique random algorithm, the cryptographic key and the user key onto the lock and, subsequently, the phone activates a secure cryptographic procedure. | 2012-05-10 |
20120114123 | METHOD FOR SECURELY BROADCASTING SENSITIVE DATA IN A WIRELESS NETWORK - The invention relates to a method for securely broadcasting sensitive data in a wireless sensor networks comprising a central device, called trust center, and a plurality of sensor nodes, the trust center being initialized with a cryptographic hash chain and each node being initialized with a node key and the anchor of the trust center hash chain, the method comprising the following steps: the trust center broadcasting a first secure message to the nodes, each node, after reception of the first message, creating a first acknowledgment message, and transmitting it back to the trust center, the trust center checking whether all the nodes have transmitted respective first acknowledgment message, and in case all messages have been received, the trust center securely broadcasting sensitive data in a third message, the nodes checking, based on elements included in the first message, whether sensitive data actually originates from the trust center. | 2012-05-10 |
20120114124 | METHOD FOR COMBINING AUTHENTICATION AND SECRET KEYS MANAGEMENT MECHANISM IN A SENSOR NETWORK - A method for combining authentication and secret keys management mechanism in a sensor network includes the following steps: 1) pre-distribution of the secret key, which includes 1.1) the pre-distribution of the communication secret key and 1.2) the pre-distribution of the initial broadcast message authentication secret key; 2) authentication, which includes 2.1) the authentication of the node identity and 2.2) the authentication of the broadcast message; and 3) negotiation of the session secret key by the nodes. | 2012-05-10 |
20120114125 | AUDIO SIGNAL PROCESSING DEVICES HAVING POWER SIGNAL DECODING CIRCUITS THEREIN - An audio signal receiver includes left and right audio ports that are configured to receive left and right audio signals, respectively. The audio signal receiver also includes a power signal decoding circuit that is configured to extract a DC voltage from at least one of the left and right audio signals. Furthermore, the audio signal receiver includes an audio signal processor that is responsive to the left and right audio signals, and the audio signal processor is powered by the extracted DC voltage. | 2012-05-10 |
20120114126 | Audio Format Transcoder - An audio format transcoder for transcoding an input audio signal, the input audio signal having at least two directional audio components. The audio format transcoder including a converter for converting the input audio signal into a converted signal, the converted signal having a converted signal representation and a converted signal direction of arrival. The audio format transcoder further includes a position provider for providing at least two spatial positions of at least two spatial audio sources and a processor for processing the converted signal representation based on the at least two spatial positions to obtain at least two separated audio source measures. | 2012-05-10 |
20120114127 | REPRODUCTION APPARATUS, REPRODUCTION METHOD, PROVISION APPARATUS, AND REPRODUCTION SYSTEM - A reproduction apparatus includes: a reproduction unit which reproduces sound data; and a volume correction unit which correct a volume of the sound data reproduced by the reproduction unit on the basis of a relationship between a volume characteristic value of each of a plurality of pieces of sound data and a volume characteristic value of the sound data. | 2012-05-10 |
20120114128 | AUDIO BEAMFORMING - An audio beamforming apparatus comprises a receiving circuit ( | 2012-05-10 |
20120114129 | MIXER WITH ADAPTIVE POST-FILTERING - A noise reduction system includes multiple transducers that generate time domain signals. A transforming device transforms the time domain signals into frequency domain signals. A signal mixing device mixes the frequency domain signals according to a mixing ratio. Frequency domain signals are rotated in phase to generate phase rotated signals. A post-processing device attenuates portions of the output based on coherency levels of the signals. | 2012-05-10 |
20120114130 | COGNITIVE LOAD REDUCTION - A cognitive load reduction system comprises a sound source position decision engine configured to receive one or more audio signals from a corresponding one or more signal generators, wherein the sound source position decision engine is further configured to identify two or more discrete sound sources within at least one of the one or more audio signals. The cognitive load reduction system further comprises an environmental assessment engine configured to assess environmental sounds within an environment. The cognitive load reduction system further comprises a sound location engine configured to output one or more audio signals configured to cause a plurality of speakers to change a perceived location of at least one of the discrete sound sources within the environment responsive to locations of other sounds within the environment. | 2012-05-10 |
20120114131 | USER CONFIGURABLE HEADSET - A headset is described. The headset includes a frame configured to be worn substantially behind the ears of a user. The frame includes a top surface having a first plurality of attachment features and a bottom surface having a second plurality of attachment features. A boom is mechanically coupled to the frame. The boom supports an electronic device. A band is configured to be worn substantially across the crown of the head of the user. The band can be detachably coupled to the first plurality of attachment features such that the boom is oriented on a first side of the frame in a first mode of operation. The band can be detachably coupled to the second plurality of attachment features such that the boom is oriented on a second side of the frame in a second mode of operation. | 2012-05-10 |
20120114132 | HEADSET WITH ACCELEROMETERS TO DETERMINE DIRECTION AND MOVEMENTS OF USER HEAD AND METHOD - An audio headset system for a mobile phone or other audio player includes a pair of earpieces, each including a speaker in a housing and configured to provide audio output, the housing configured for positioning with respect to a user's ear to direct audio output to the ear; and a pair of accelerometers configured to provide acceleration information representative of acceleration of the respective earpieces, wherein together the acceleration information provided from both accelerometers is representative of angular motion in a horizontal plane of the head of a user. The angular motion may be used as inputs to carry out functions of the mobile phone, e.g., to provide sound adjustments for three dimensional stereophonic sound, to provide navigation information to a user, to play games, and so on. A method of determining rotation and/or direction of a user's head wearing a headset including an ear piece with an accelerometer at each ear, includes processing acceleration information from both accelerometers to determine angular motion of the user's head in a generally horizontal plane. | 2012-05-10 |
20120114133 | DETECTING THE REPOSITIONING OF AN EARPHONE USING A MICROPHONE AND ASSOCIATED ACTION - A system detects the repositioning of an earphone that is worn by a user, and changes an operation mode of a host coupled to the earphone. Within the earphone is a pressure transducer that detects a pressure change caused by the repositioning of the earphone. A signaling mechanism sends a repositioning detection signal to the host in response to a signal from the pressure transducer indicating the detection of the pressure change. | 2012-05-10 |
20120114134 | METHODS AND APPARATUS FOR CONTROL AND TRAFFIC SIGNALING IN WIRELESS MICROPHONE TRANSMISSION SYSTEMS - Methods and apparatus for controlling the communications between a wireless microphone receiver and one or more wireless microphone transmitters are described. In accordance with some embodiments a common control channel is used for communicating control signals between the wireless microphone receiver and one or more wireless microphone transmitters, while separate audio data channels are used to carry audio data traffic from each individual wireless microphone transmitter to the microphone receiver. In accordance with some other embodiment, a time division approach is used in which there are microphone transmit time periods and control signaling time periods. During the microphone transmit time periods, wireless microphone transmitters transmit audio data signals and, in some embodiment, control signals, to the wireless microphone receiver using separate frequency subbands within a frequency band. During control signaling time periods, the wireless microphone receiver transmits a control signal to a wireless microphone transmitter using the frequency band. | 2012-05-10 |
20120114135 | MODULAR AUTOMOTIVE MULTIMEDIA AND TELEMATIC EXTENSION BOX AND HEAD UNIT - The present invention relates to a modular automotive multimedia and telematic extension unit and head unit. In one embodiment, the present invention is an extension unit including a storage unit storing an application of an external personal electronic device, a processor connected to the storage unit, and a first connection unit connected to the storage unit and configured to be connected to a head unit in an automobile. | 2012-05-10 |
20120114136 | SPEAKER DEVICE - A speaker device has a diaphragm, a static part vibratably supporting the diaphragm in a vibration direction and a driving part applying vibration to the diaphragm in response to an audio signal. The driving part is provided at the static part. The driving part includes a magnetic circuit forming a magnetic gap in a direction different from the vibration direction of the diaphragm, a voice coil vibrating along the magnetic gap, and a vibration direction converter part direction-converting the vibration of the voice coil and transmitting the vibration to the diaphragm. The vibration direction converter part includes a link body angle-converting a link part formed between the voice coil and the diaphragm. The static part includes an outer peripheral frame part surrounding the diaphragm and a bridge part bridging the inside of the outer peripheral frame part. | 2012-05-10 |
20120114137 | Acoustic Control Apparatus and Acoustic Control Method - Disclosed herein is an acoustic control apparatus including: a speaker-position computation section configured to find the position of each of a plurality of speakers located in a speaker layout space on the basis of a position computed as the microphone position in the speaker layout space based on a taken image of at least any of the microphone and an object placed at a location close to the microphone position, and a result of sound collection to collect a signal sound each generated by one of the speakers; and an acoustic control section configured to control a sound generated by each of the speakers by computing a user position in the speaker layout space based on a taken image of the user, computing the distance between the user position and the position of each of the speakers, and controlling sounds generated by the speakers according to the computed distances. | 2012-05-10 |
20120114138 | SOUND SOURCE SIGNAL PROCESSING APPARATUS AND METHOD - A sound source signal processing apparatus including a first sound source detection unit having at least one microphone to detect a sound source signal, a second sound source detection unit having at least one microphone to detect the sound source signal, the second sound source detection unit being spaced apart from the first sound source detection unit, and a beamforming unit to beamform the sound source signal detected by the first sound source detection unit and the second sound source detection unit. At least one microphone is further provided in addition to the microphone array, and position information of the microphones and sound source information are used, thereby improving beamforming performance of the sound source signal. Also, the number and size of microphone arrays is reduced through further provision of the at least one microphone, thereby improving spatial utilization. | 2012-05-10 |
20120114139 | METHODS AND SYSTEMS FOR SUPPRESSING NOISE - The present invention relates to a suppressing noise system applied in a mobile device, comprises: at least two microphones are used for respectively transmitting a first audio signal with noise and a second audio signal with noise; a pre-processing unit is coupled to the at least two microphones for oversampling the first and second audio signals, downsampling the sampled first and second audio signals, and then generating a first adjusted signal and a second adjusted signal; and a suppressing noise device is coupled to the pre-processing device for filtering noise in the first and second adjusted signals once again, and outputting a third audio signal. | 2012-05-10 |
20120114140 | SYSTEM AND METHOD FOR A NOISE REDUCTION CONTROLLER IN A COMMUNICATION DEVICE - A system and method control the level of applied noise reduction, the level of noise reduction being influenced by monitoring audio signals, analyzing audio signal components, bandwidth of background noise, user preferences and other factors. | 2012-05-10 |
20120114141 | HOWLING CANCELLER - A howling canceller is adapted to an acoustic system having a speaker and first and second microphones. The speaker and the first microphone form a first acoustic feedback loop; the speaker and the second microphone form a second acoustic feedback loop. The howling canceller includes a howling suppressing unit for performing suppression processing in such a way that: frequency components at which howling is possibly occurring are detected in each of the sound signals picked up by the first and second microphones; the detected frequency components of the sound signals picked up by the first and second microphones are compared with each other on a per-frequency basis and a frequency component having larger power is detected; and based on the comparison results, the larger power frequency component of at least one of the sound signals picked up by the first and second microphones is suppressed. | 2012-05-10 |
20120114142 | ACOUSTIC SIGNAL PROCESSING APPARATUS, PROCESSING METHOD THEREFOR, AND PROGRAM - The present invention relates to an acoustic signal processing apparatus that suppresses auditory noise caused in a difference signal generated by acoustic signals of a plurality of channels, a processing method therefor, and a program. | 2012-05-10 |
20120114143 | SOUND OUTPUT APPARATUS - A sound output apparatus includes a mixing unit configured to mix an L (left) channel voice signal and an R (right) channel voice signal to generate an L+WF signal and an R−WF signal containing a mix of a WF(woofer) channel voice signal, and power amplifiers which amplify the L+WF signal and R−WF signal. The outputs of the power amplifiers are BTL-connected to a WF channel speaker. Thus, the mixing unit provided in a previous stage of the power amplifiers generates the WF channel voice signal, which eliminates the necessity for a passive low pass filter in a subsequent power amplifier stage. | 2012-05-10 |
20120114144 | SOUND CONTROL DEVICE, COMPUTER-READABLE RECORDING MEDIUM, AND SOUND CONTROL METHOD - Sound is outputted, without giving the sense of incongruity to the user, even if reproduction of animation is stopped by the user. An animation acquiring section | 2012-05-10 |
20120114145 | Microphone Arrangement - A microphone arrangement has an SMD housing with a sound inlet opening. A transducer receives sound waves through the sound inlet opening and converts the received sound waves into electrical signals. An analog-to-digital converter provides digital signals. An interface control unit with a digital interface is used by the chip to transmit data serially to an external device. At least one further interface is connected to a peripheral device such that the at least one further interface can be used to transmit data between the peripheral devices and the interface control unit. The transducer, the analog-to-digital converter, the interface control unit and the at least one further interface are integrated in the SMD housing. | 2012-05-10 |
20120114146 | CONDENSER MICROPHONE - A condenser microphone includes a plurality of condenser microphone units, each unit including a diaphragm and a fixed electrode one of which has an electret layer thereon. The condenser microphone units include respective sensitivity controllers changing sensitivities of the units. The sensitivity controllers include respective variable resistors connected between a power source and a ground. Each of the variable resistors has a slidable terminal connected to one, opposed to the electret layer, of the diaphragm and the fixed electrode, of the corresponding condenser microphone unit. | 2012-05-10 |
20120114147 | SPEAKER APPARATUS - A speaker system includes: a first speaker unit having a predetermined directivity angle in the horizontal direction; and a pair of second speaker units which are disposed opposite to each other with the first speaker unit sandwiched between them when viewed in the vertical direction and which have a directivity angle in the horizontal direction greater than the directivity angle of the first speaker unit, wherein distances from the center of the first speaker unit to the centers of the pair of second speaker units are equal to each other, and the first speaker unit and the pair of second speaker units are disposed so as to face toward the same direction. | 2012-05-10 |
20120114148 | LOUDSPEAKER DRIVER AND LOUDSPEAKER ARRANGEMENT - A loudspeaker arrangement comprises a loudspeaker driver ( | 2012-05-10 |
20120114149 | DIAPHRAGM FOR SPEAKER, FRAME FOR SPEAKER, DUST CAP FOR SPEAKER, SPEAKER AND APPARATUS USING THEM, AND METHOD FOR MANUFACTURING COMPONENT FOR SPEAKER - A speaker diaphragm is configured by a compound mixed with resin and bamboo fiber. The diaphragm satisfying the advantage of the bamboo fiber of high sound quality and a large degree of freedom in the setting of the characteristic value of the diaphragm and the advantage of the diaphragm made of a resin with improved humidity resistance reliability and strength, excellent external appearance, and enhanced productivity and dimension stability is obtained. | 2012-05-10 |
20120114150 | SPEAKER APPARATUS - A speaker apparatus includes: an actuator serving as a source of vibration; a vibration transmitting member connected to the actuator; and two sheet-like diaphragms provided opposite to each other in the thickness direction thereof with the vibration transmitting member and disposed in contact with the vibration transmitting member, wherein vibration generated at the actuator is transmitted to each of the two diaphragms through the vibration transmitting member to output sounds. | 2012-05-10 |
20120114151 | Audio Speaker Selection for Optimization of Sound Origin - A method consistent with certain implementations involves in an audio system having an array of a plurality of loudspeakers and a stored speaker map identifying the geometric relationship between the plurality of loudspeakers and a listening position, identifying a location on the speaker map of a Source Origin of a sound; selecting a method of localizing the Source Origin from a plurality of methods of localizing the Source Origin utilizing the array of loudspeakers; and reproducing the sound emanating from the Source Origin using the selected method. This abstract is not to be considered limiting, since other embodiments may deviate from the features described in this abstract. | 2012-05-10 |
20120114152 | Determining Loudspeaker Layout Using Audible Markers - A method consistent with certain implementations involves switching one or more loudspeakers to behave as one or more microphones while remaining loudspeakers behave as speakers. An audible signal is generated and the outputs of the microphones are processed to identify geometric location of loudspeakers. A filter transfer function is generated for the loudspeakers to psycho-acoustically relocate one or more of the loudspeakers from the identified geometric locations when the one or more loudspeakers are used as loudspeakers. This abstract is not to be considered limiting, since other embodiments may deviate from the features described in this abstract. | 2012-05-10 |
20120114153 | APPARATUS AND METHOD OF REPRODUCING SURROUND WAVE FIELD USING WAVE FIELD SYNTHESIS BASED ON SPEAKER ARRAY - Disclosed are an apparatus and method of surround wave field synthesizing a multi-channel signal excluding sound image localization information. A wave field synthesis and reproduction apparatus may include a signal classification unit to classify an inputted multi-channel signal into a primary signal and an ambient signal, a sound image localization information estimation unit to estimate sound image localization information of the primary signal and sound image localization information of the ambient signal, and a rendering unit to render the primary signal and the ambient signal based on the sound image localization information of the primary signal, the sound image localization information of the ambient signal, and listener environment information. | 2012-05-10 |
20120114154 | USING ACCELEROMETERS FOR LEFT RIGHT DETECTION OF HEADSET EARPIECES - An earplug to provide sounds to a user's ear includes a housing, a speaker in the housing, a reference location or direction indicator associated with the housing to identify a preferential orientation of the housing in a user's ear, and an accelerometer configured to provide an output signal to distinguish and/or to identify in which ear respective earplugs are located. A method to distinguish and/or to identify in which ear respective earplugs are located includes orienting the earplugs in respective ears based on a reference, and using accelerometers to provide output signals distinguishing the left and right positioning of the respective earplugs. | 2012-05-10 |
20120114155 | HEARING AID - A hearing aid, that outputs a microphone input signal and an external input signal, improved includes a directional microphone, an external input terminal, a hearing aid processor that inputs sound signals from the microphone and the external input terminal, and a receiver that outputs sound signal that have undergone hearing aid processing by the hearing aid processor. The hearing aid processor has a mixer that mixes a sound signal from the microphone with a sound signal from the external input terminal and outputs a sound signal to the receiver, a mixing ratio decider that decides a mixing ratio between the sound signal from the microphone and a sound signal from the external input terminal, a front sound detector that is connected to the mixing ratio decider, and a similarity calculator that determines whether or not sound collected by the directional microphone is that of an external device. | 2012-05-10 |
20120114156 | HEARING AID AND METHOD FOR OPERATING A HEARING AID WITH A HUMIDITY SENSOR - A hearing aid has a hearing aid housing and an associated method for operating the hearing aid. The hearing aid contains a first humidity sensor which determines a first ambient humidity and a modification unit, which modifies an operating state and/or an operating parameter of the hearing aid in dependence on the first ambient humidity detected. The hearing aid takes account of the effect of the humidity of the environment on the hearing aid properties and takes measures to compensate for the humidity. | 2012-05-10 |
20120114157 | METHOD AND HEARING AID FOR DETERMINING MOISTURE AND COMPUTER PROGRAM PRODUCT IMPLEMENTING THE METHOD - A method for determining moisture on a covering of a microphone opening of a hearing aid housing without additional components includes determination of an acoustic parameter originating from an earpiece in a microphone signal of a microphone disposed below the covering, comparison of the determined acoustic parameter with a reference parameter characteristic of moisture on the covering, and emission of a moisture signal if the determined acoustic parameter lies within a predefinable tolerance range of the reference parameter. An associated hearing aid and a computer program product for implementing the method, are also provided. | 2012-05-10 |
20120114158 | HEARING ASSISTANCE SYSTEM - A hearing assistance system having a transmission unit ( | 2012-05-10 |
20120114159 | MICROPHONE AND MICROPHONE APPARATUS - A microphone includes a microphone unit having a diaphragm, a fixed electrode and a FET as an impedance converter; a plug outputting audio signals output from the microphone unit; and a jack into which audio signals inputted in the microphone unit are inputted. While the plug of the other microphone is inserted in the jack of the microphone, the audio signals output from the other microphone unit are added to the audio signals output from the microphone unit and are output. | 2012-05-10 |
20120114160 | TUNABLE EARPHONE - Provided is a tunable earphone, including an earphone shell, a sound generation device and a tuning device. The earphone shell disposes a pivot hole and a number of tuning holes. The sound generation device is located in the earphone shell. The tuning device includes a tuning member and a damping body. The tuning member includes a covering body being adjustable for covering all or part of the tuning holes and a connecting rod. One end of the connecting rod is fixedly connected to the covering body, and the other end of the connecting rod extends out of the earphone shell. The damping body is placed into the corresponding tuning hole for auxiliary adjusting the pressure of the low sound inner cavity, so that the present tunable earphone can generate the different sound effect of the low frequency to satisfy the different users' needs. | 2012-05-10 |
20120114161 | EARBUD AND METHOD OF MANUFACTURE - An earbud ( | 2012-05-10 |
20120114162 | BUILT-IN TELESCOPIC EARPHONE STRUCTURE AND TERMINAL DEVICE - The present invention provides a built-in telescopic earphone structure and a terminal device. The built-in telescopic earphone structure comprises a housing having a containing space, an earphone arranged within the containing space and having an earphone assembly and an earphone line, a connection means for connecting the earphone with a terminal device and transmitting signals, and an earphone line retracting means arranged within the containing space for retracting or releasing the earphone line. The built-in telescopic structure can be used to thoroughly solve the problem of earphone resource waste at the terminal device. When a user uses a terminal device (e.g., when using a telephone), it is unnecessary to lift the terminal device up to head, and the user can directly draw the built-in telescopic earphone out of the built-in telescopic earphone structure of the terminal device, thereby the harm caused by electromagnetic radiation from the terminal device is reduced dramatically. | 2012-05-10 |
20120114163 | SPEAKER SYSTEM INCLUDING A SPEAKER DEVICE HAVING A SPEAKER UNIT MOUNTED WITH AN ANTENNA - A speaker system includes a circuit board and a speaker device disposed on the circuit board. The speaker device includes a speaker unit for generating an audio output, and an antenna directly mounted on the speaker unit for radiating and receiving radio waves. | 2012-05-10 |
20120114164 | Improvements In Or Relating To Surrounds For Audio Drivers - A ring-shaped surround for a loudspeaker is disclosed, in the form of a membrane formed in a shape that, when relaxed (i.e. when not being driven), has a cross sectional shape with a first portion extending in a radial direction for a first distance, a second portion extending in an axial direction for a second distance, and a third portion extending in a radial direction for a third distance, the first and second portions being connected by a first flexible join, and the second and third portions being connected by a second flexible join, the first join having a first radius of curvature that is shorter than at least one of said first and second distances, the second join having a second radius of curvature that is shorter than at least one of said second and third distances. Thus, the surround has a Z-shape, with a first radially extending portion, and a relatively sharp bend leading to an axially-extending portion. The radially outwardly extending portion can have a surface which undulates around its circumference, to provide a stiffening effect to the otherwise planar surface and inhibit resonances. One or more tabs can be provided, extending from a surface of the second portion, in a direction transverse to the local orientation of the second portion. These will adjust the dynamic properties of the surround as required. Typically, the surround will be circular, to fit around a circular driver. However, other shapes are possible. | 2012-05-10 |
20120114165 | DIAPHRAGM FOR SPEAKER, FRAME FOR SPEAKER, DUST CAP FOR SPEAKER, SPEAKER AND APPARATUS USING THEM, AND METHOD FOR MANUFACTURING COMPONENT FOR SPEAKER - A speaker diaphragm is configured by a compound mixed with resin and bamboo fiber. The diaphragm satisfying the advantage of the bamboo fiber of high sound quality and a large degree of freedom in the setting of the characteristic value of the diaphragm and the advantage of the diaphragm made of a resin with improved humidity resistance reliability and strength, excellent external appearance, and enhanced productivity and dimension stability is obtained. | 2012-05-10 |
20120114166 | SPEAKER AND ELECTRONIC APPARATUS AND DEVICE USING THE SAME - The present invention relates to a loudspeaker in the acoustic field and the information communication field. The invention provides a loudspeaker that can realize a thinner size. To achieve this, the loudspeaker of the present invention is structured so that a part of a diaphragm is inserted to a dent or an opening formed at the center poles of a lower plate of a magnetic circuit. This structure allows the diaphragm to be stored within the height of the magnetic circuit, thus allowing the loudspeaker to have a thinner size. | 2012-05-10 |
20120114167 | REPEAT CLIP IDENTIFICATION IN VIDEO DATA - A method and System for identifying repeat clip instances in video data. The method comprises partitioning the video data into ordered video units utilising content-based keyframe sampling, wherein each video unit comprises a sequence interval between two consecutive keyframes; creating a fingerprint for each video unit; grouping at least two consecutive video units into one time-indexed video segment; and identifying the repeat clip instances based on correlation of the video segments. The method can be used for both discovering unknown repeat video clips and identifying instances of known repeat video clips automatically. The method can be used to identify short repeat video clips from less than a second long to a few minutes, such as tv station logos, program logos, tv commercials which are widely used in news video and other daily broadcasting programs. | 2012-05-10 |
20120114168 | ELECTRONIC WATERMARK EMBEDDING METHOD, DEVICE, AND PROGRAM, AND ELECTRONIC WATERMARK DETECTING METHOD, DEVICE, AND PROGRAM - A digital watermark embedding apparatus for embedding embedding information into an input signal having dimensions equal to or greater than N(N is an integer equal to or greater than 2). The apparatus generates an embedding sequence based on the embedding information, generates an N−1-dimensional pattern based on the embedding sequence, generates an N-dimensional embedding pattern by modulating a periodic signal according to a value on the N−1-dimensional pattern, and superimposes the embedding pattern in the input signal and outputs it. A digital watermark detection apparatus measures a component of a predetermined periodic signal in a direction of a dimension of the input signal to obtain an N−1-dimensional pattern, obtains a detection sequence from values of the N−1 dimensional pattern, and detects the embedded digital watermark based on a size of correlation value between the detection sequence and an embedding sequence. | 2012-05-10 |
20120114169 | CONTENT IDENTIFICATION AND ELECTRONIC TICKETS, COUPONS AND CREDITS - The present invention relates to digital watermarking methods and systems. In one embodiment, a handheld device displays a digitally watermarked image at an event center. An optical scanner captures optical scan data representing the device display. A watermark decoder analyzes the captured optical scan data to obtain the watermark. The watermark is used to determine authorized entry. The handheld device may include a cell phone or other portable computing device. | 2012-05-10 |
20120114170 | COUNTERFEIT DETECTION SYSTEM - A counterfeit detection system is disclosed herein. The system includes an image reduction system for minimizing size of at least one original image using a plurality of different reduction strategies to generate a plurality of minimized images. The system further includes a classification system which includes a first sub-system for generating at least one accuracy comparative assessment metric for each of the plurality of minimized images, a second sub-system for comparing the at least one accuracy comparative assessment metric for each of the plurality of minimized images with an accuracy assessment metric for the at least one original image, and a third sub-system for determining if at least one of the plurality of minimized images can be transmitted with improved or equivalent classification accuracy at a reduced bandwidth when compared to the original image are also part of the system. | 2012-05-10 |
20120114171 | EDGE DIVERSITY OBJECT DETECTION - Methods for detecting objects in an image. The method includes a) receiving magnitude and orientation values for each pixel in an image and b) assigning each pixel to one of a predetermined number of orientation bins based on the orientation value of each pixel. The method also includes c) determining, for a first pixel, a maximum of all the pixel magnitude values for each orientation bin in a predetermined region surrounding the first pixel. The method also includes d) summing the maximum pixel magnitude values for each of the orientation bins in the predetermined region surrounding the first pixel, e) assigning the sum to the first pixel and f) repeating steps c), d) and e) for all the pixels in the image. | 2012-05-10 |
20120114172 | TECHNIQUES FOR FACE DETECTION AND TRACKING - Techniques are disclosed that involve face detection. For instance, face detection tasks may be decomposed into sets of one or more sub-tasks. In turn the sub-tasks of the sets may be allocated across multiple image frames. This allocation may be based on a resource budget. In addition, face tracking tasks may be performed. | 2012-05-10 |
20120114173 | IMAGE PROCESSING DEVICE, OBJECT TRACKING DEVICE, AND IMAGE PROCESSING METHOD - An edge extracting unit of a contour image generator generates an edge image of an input image using an edge extraction filter, etc. A foreground processing unites extracts the foreground from the input image using a background image and expands the foreground to generate an expanded foreground image. The foreground processing unit further generates a foreground boundary image constructed of the boundary of the expanded foreground region. A mask unit masks the edge image using the expanded foreground image to eliminate edges in the background. A synthesis unit synthesizes the masked edge image and the foreground boundary image to generate a contour image. | 2012-05-10 |
20120114174 | Voxel map generator and method thereof - A volume cell (VOXEL) map generation apparatus includes an inertia measurement unit to calculate inertia information by calculating inertia of a volume cell (VOXEL) map generator, a Time of Flight (TOF) camera to capture an image of an object, thereby generating a depth image of the object and a black-and-white image of the object, an estimation unit to calculate position and posture information of the VOXEL map generator by performing an Iterative Closest Point (ICP) algorithm on the basis of the depth image of the object, and to recursively estimate a position and posture of the VOXEL map generator on the basis of VOXEL map generator inertia information calculated by the inertia measurement unit and VOXEL map generator position and posture information calculated by the ICP algorithm, and a grid map construction unit to configure a grid map based on the recursively estimated VOXEL map generator position and posture. | 2012-05-10 |
20120114175 | OBJECT POSE RECOGNITION APPARATUS AND OBJECT POSE RECOGNITION METHOD USING THE SAME - An object pose recognition apparatus and method. The object pose recognition method includes acquiring first image data of an object to be recognized and 3-dimensional (3D) point cloud data of the first image data, and storing the first image data and the 3D point cloud data in a database, receiving input image data of the object photographed by a camera, extracting feature points from the stored first image data and the input image data, matching the stored 3D point cloud data and the input image data based on the extracted feature points and calculating a pose of the photographed object, and shifting the 3D point cloud data based on the calculated pose of the object, restoring second image data based on the shifted 3D point cloud data, and re-calculating the pose of the object using the restored second image data and the input image data. | 2012-05-10 |
20120114176 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - An image processing apparatus includes an object detection unit configured to detect an object from an image, a tracking unit configured to track the detected object, a trajectory management unit configured to manage a trajectory of the object being tracked, and a specific object detection unit configured to detect a specific object from the image. In a case where the specific object determination unit detects the object being tracked by the object tracking unit to be the specific object, the trajectory management unit manages a trajectory of the object being tracked at a time point before the time point the object being tracked is detected to be the specific object as the trajectory of the specific object. | 2012-05-10 |
20120114177 | IMAGE PROCESSING SYSTEM, IMAGE CAPTURE APPARATUS, IMAGE PROCESSING APPARATUS, CONTROL METHOD THEREFOR, AND PROGRAM - There is provided an image processing system in which an image capture apparatus and an image processing apparatus are connected to each other via a network. When a likelihood indicating the probability that a detection target object detected from a captured image is a predetermined type of object does not meet a designated criterion, the image capture apparatus generates tentative object information for the detection target object, and transmits it to the image processing apparatus. The image processing apparatus detects, from detection targets designated by the tentative object information, a detection target as the predetermined type of object. | 2012-05-10 |
20120114178 | VISION SYSTEM AND METHOD OF ANALYZING AN IMAGE - A vision system comprises a camera that captures an image and a processor coupled to process the received image to determine at least one feature descriptor for the image. The processor includes an interface to access annotated map data that includes geo-referenced feature descriptors. The processor is configured to perform a matching procedure between the at least one feature descriptor determined for the at least one image and the retrieved geo-referenced feature descriptors. | 2012-05-10 |
20120114179 | FACE DETECTION DEVICE, IMAGING APPARATUS AND FACE DETECTION METHOD - A face detection device for detecting the face of a person in an input image may include the following elements: a face detection circuit including a hardware circuit configured to detect a face in an input image; a signal processing circuit configured to perform signal processing based on an input image signal in accordance with a rewritable program including a face detection program for detecting a face in an input image; and a controller configured to allow the face detection circuit and the signal processing circuit to perform face detection on an image of a frame or on respective images of adjacent frames among consecutive frames, and to control face detection by the signal processing circuit on the basis of a face detection result obtained by the face detection circuit. | 2012-05-10 |
20120114180 | Identification Of Objects In A 3D Video Using Non/Over Reflective Clothing - A computing system generates a depth map from at least one image, detects objects in the depth map, and identifies anomalies in the objects from the depth map. Another computing system identifies at least one anomaly in an object in a depth map, and uses the anomaly to identify future occurrences of the object. A system includes a three dimensional (3D) imaging system to generate a depth map from at least one image, an object detector to detect objects within the depth map, and an anomaly detector to detect anomalies in the detected objects, wherein the anomalies are logical gaps and/or logical protrusions in the depth map. | 2012-05-10 |
20120114181 | VEHICLE POSE ESTIMATION AND LOAD PROFILING - A method of estimating the pose of a vehicle relative to a stereo camera is described herein. The method includes acquiring at least one stereo image of the vehicle from the stereo camera, wherein the stereo image comprises a plurality of scene data points, selecting a plurality of model data points corresponding to a model of the vehicle, wherein the plurality of model data points is representative of at least three degrees of freedom defining the pose of the model relative to the stereo camera, matching each of the plurality of model data points to a closest neighboring one of the plurality of scene data points according to a predetermined coarse-to-fine multi-resolution search approach, and, based on the results of the matching, determining at least three degrees of freedom defining the pose of the vehicle relative to the stereo camera. | 2012-05-10 |
20120114182 | METHOD AND APPARATUS FOR MEASURING DEPTH OF FIELD - A method and an apparatus for measuring a depth of field (DOF) are disclosed. The DOF measuring method includes the following steps. Firstly, an image is captured in each of a plurality of focus scales respectively, wherein each image respectively includes an image region corresponding to the same image area. Next, one of the image regions is selected as the best DOF region. Then, a DOF value corresponding to the focus scale corresponding to the best DOF image region is determined according to a lookup table. | 2012-05-10 |
20120114183 | OPERATION ANALYSIS DEVICE AND OPERATION ANALYSIS METHOD - A motion analysis apparatus is provided that enables a contribution degree that suits analysis conditions to be set easily. A motion analysis apparatus ( | 2012-05-10 |
20120114184 | TRAJECTORY-BASED METHOD TO DETECT AND ENHANCE A MOVING OBJECT IN A VIDEO SEQUENCE - The present invention concerns a method and associated apparatus for using a trajectory-based technique to detect a moving object in a video sequence, such as the ball in a soccer game. In one embodiment, the method comprises steps of identifying and evaluating sets of connected components in a video frame, filtering the list of connected components by comparing features of the connected components to predetermined criteria, identifying candidate trajectories across multiple frames, evaluating the candidate trajectories to determine a selected trajectory, and processing images in the video sequence based at least in part upon the selected trajectory. | 2012-05-10 |
20120114185 | SYSTEM AND METHOD FOR INVENTORYING VEGETAL SUBSTANCE - A system and method for computing an amount of timber that can be harvested from a plurality of trees is provided. An image related to a plurality of trees in a region may be obtained. A digital representation of the image may be analyzed to determine at least one of a presence, a location and/or a height of at least some of the trees. An inventory report related to an amount of timber that may be harvested may be generated based on at least one of the presence, location and/or a height of trees in the region. | 2012-05-10 |
20120114186 | SYSTEM FOR UNIQUELY IDENTIFYING SUBJECTS FROM A TARGET POPULATION - The system for uniquely identifying subjects from a target population operates to acquire, process and analyze images to create data which contains indicia sufficient to uniquely identify an individual in a population of interest. This system implements an automated, image-based process that captures data indicative of a selected set of external characteristics for subjects that are members of a target population of a predetermined species. | 2012-05-10 |
20120114187 | SYSTEM FOR DIAGNOSIS OF PLANT ANOMALIES - The present invention refers to a system for the diagnosis of plant anomalies which comprises at least: an acquisition device ( | 2012-05-10 |
20120114188 | RECORDING APPARATUS AND RECORDING SYSTEM - A process of detecting a defective recording element and a process of correcting the defective recording element are performed with appropriate processing loads. When the detection process and the correction processes are performed with small loads, for example, at a time of recording, a resolution used for reading an inspection pattern is set lower than that set in a case where the processes can be performed with small loads, for example, at down time before recording. The reading resolution to be set may be determined by an apparatus in accordance with a processing load or may be arbitrarily determined by a user. | 2012-05-10 |
20120114189 | Systems for Person's Verification Using Photographs on Identification Documents - One embodiment of a system of present invention includes means for collecting personal information from a requester, means for obtaining a digital copy of a photo ID from the requester, means for isolating requester's photograph from the photo ID, means for obtaining images from computer network information sources, means for comparing requester's photograph with the images obtained from computer network information sources, and means for calculating a statistical rating of a likelihood that requester's photograph and images obtained from said one or more computer network information sources display the same person. | 2012-05-10 |
20120114190 | Systems and Methods for Person's Verification Using Photographs on Identification Documents Taken by a Verifier-Controlled Mobile Device - One embodiment of the present invention envisions providing requester with an application for a mobile device equipped with a built-in digital photo camera. The application controls the camera and prevents alterations to an image taken with the camera. The unaltered image of a photo ID is transmitted from the mobile device to the verifier's server computer. The image of the photo ID may further be used to verify the requester by comparing the image to the photographs from other sources. | 2012-05-10 |
20120114191 | Systems and Methods for Person's Verification Using Photographs on Identification Documents Taken by a Verifier-Controlled Digital Camera - One embodiment of the present invention envisions providing requester with a computer program for a remote computer equipped with a digital photo camera. The computer program controls the camera and prevents alterations to an image taken with the camera. The unaltered image of a photo ID is transmitted from the remote computer to the verifier's server computer. The image of the photo ID may further be used to verify the requester by comparing the image to photographs from other sources. | 2012-05-10 |
20120114192 | Systems and Methods for Person's Verification Using Scans of Identification Documents Produced by a Verifier-Controlled Scanning Device - One embodiment of the present invention envisions providing requester with a computer program for a remote computer equipped with a scanning device. The computer program controls the scanning device and prevents alterations to an image produced by the scanning device. The unaltered image of a photo ID is transmitted from the remote computer to the verifier's server computer. The image of the photo ID may further be used to verify the requester by comparing the image to photographs from other sources. | 2012-05-10 |
20120114193 | Systems and Methods for Person's Verification Using Portrait Photographs Taken by a Verifier-Controlled Mobile Device - One embodiment of the present invention envisions providing requester with an application for a mobile device equipped with a built-in digital photo camera. The application controls the camera and prevents alterations to an image taken with the camera. The unaltered image of a portrait photograph of the requester is transmitted from the mobile device to the verifier's server computer. The image of the portrait photograph of the requester may further be used to verify the requester by comparing the image to the photographs from other sources. | 2012-05-10 |
20120114194 | MULTIMEDIA DEVICE, MULTIPLE IMAGE SENSORS HAVING DIFFERENT TYPES AND METHOD FOR CONTROLLING THE SAME - A method for controlling a multimedia device, which uses a plurality of heterogeneous image sensors, comprises the steps of identifying at least one user located in the periphery of the multimedia device under the control of a first image sensor for extracting depth data and a second image sensor for extracting color data; accessing a memory that stores a preference channel per user; extracting information on the preference channel corresponding to the identified user, from the accessed memory; performing a control operation for switching to the preference channel based on the extracted information; and monitoring change of a user located in front of the multimedia device. | 2012-05-10 |
20120114195 | BIOMETRICS AUTHENTICATION DEVICE AND METHOD - A primary object of the present invention is to extract a difference in shading of a blood vessel image in a picked up image as information to be used for authentication, and to acquire a larger number of pieces of biometric information from one image. An individual authentication device to be used to authenticate an individual using feature information of a vascular pattern acquired from a living body includes an imaging unit that images a region of the living body serving as an object of authentication, and an arithmetic unit that acquires the picked up image as an authentication image. The arithmetic unit extracts a vascular pattern from the authentication image, and acquires a degree of shading of the vascular pattern as the feature information. | 2012-05-10 |
20120114196 | Methods for Person's Verification Using Photographs on Identification Documents - One embodiment of a method of present invention provides for collecting personal information from a requester, obtaining a digital copy of a photo ID from the requester, isolating requester's photograph from the photo ID, obtaining images from computer network information sources, comparing requester's photograph with the images obtained from computer network information sources, and calculating a statistical rating of a likelihood that requester's photograph and images obtained from said one or more computer network information sources display the same person. | 2012-05-10 |
20120114197 | BUILDING A PERSON PROFILE DATABASE - Names of entities, such as people, in an image may be identified automatically. Visually similar images of entities are retrieved, including text proximate to the visually similar images. The collected text is mined for names of entities, and the detected names are analyzed. A name may be associated with the entity in the image, based on the analysis. | 2012-05-10 |
20120114198 | FACIAL IMAGE GENDER IDENTIFICATION SYSTEM AND METHOD THEREOF - A facial image gender identification system is provided. The system includes a face database, an image capturing unit, a gender identification data generating unit, and a gender identification unit. The face database is for storing gender characteristic values and gender data corresponding to each of a plurality of training facial images respectively. The image capturing unit is for capturing at least one facial image. The gender identification data generating unit, coupled to the image capturing unit and the face database, is for receiving the facial image from the image capturing unit and calculating global feature values and local feature values of the facial image. The gender identification unit, coupled to the gender identification data generating unit and the face database, is for determining a gender identification result according the global feature values and local feature values, and the gender characteristic values and gender data stored in the face database. | 2012-05-10 |
20120114199 | IMAGE AUTO TAGGING METHOD AND APPLICATION - A method, apparatus, system, article of manufacture, and computer readable storage medium provides the ability to automatically tag a photograph. First photographs are obtained. Each of the first photographs is associated with a tag that uniquely identifies a user. Based on the tag and the first photographs, a single facial identification record (FIR) is generated for the user. A second photograph is uploaded. Profile based FIRs for the user that uploaded the second photograph is obtained. A matching FIR from the profile based FIRs that match a second face in the second photograph is obtained. | 2012-05-10 |
20120114200 | ADDITION OF IMMERSIVE INTERACTION CAPABILITIES TO OTHERWISE UNMODIFIED 3D GRAPHICS APPLICATIONS - A method and system for enabling interaction with unmodified 3D graphics applications using face-tracking. The method includes determining a position of a viewer using face-tracking component and transforming a viewer's position to application coordinates. The application coordinates are passed to a wrapper library around a 3D graphics application's library. The 3D graphic application's instruction stream is altered to display 3D graphics on a display with scenes rendered as seen from the viewer's position. The 3D graphics application is forced to load a wrapper library which overloads functions of the underlying 3D graphics application library. In this way, the 3D graphics application can be an existing unmodified 3D graphics application provided on a computer system. | 2012-05-10 |
20120114201 | Method and apparatus for processing image representative data - A method for processing digital image representations representative of a subject head shape comprises: providing a database library of a first plurality of first digital image representations of subject head shapes captured directly from corresponding subjects, and a second plurality of second digital image representations of corresponding modified head shapes. The method includes proving a support vector machine and utilizing the database library plurality of said first and second digital image representation to train the support vector machine to operate on new digital image representations. The method further includes receiving a new digital image representation of a subject head shape captured directly from a new subject; and operating the support vector machine such that the support vector machine operates on the new first digital image representation to generate a corresponding new second digital image representation that replicates a corresponding modified head shape. | 2012-05-10 |
20120114202 | IMAGE REGISTRATION SYSTEM AND METHOD FOR REGISTERING IMAGES FOR DEFORMABLE SURFACES - Embodiments of an image registration system and method registering corresponding images of a deformable surface are generally described herein. In some embodiments, image features of the corresponding images are converted to point features, the point features from each corresponding image are sorted based on one or more attributes of the point features, and a plurality of three-point sets are generated for each image from a selected portion of the sorted point features. Each three-point set defines a triangle. Matching triangles may be identified from the corresponding images. The corresponding point features of the matching triangles represent corresponding image features providing for at least local image registration. | 2012-05-10 |
20120114203 | IMAGE PROCESSING DEVICE, COMPUTER-READABLE RECORDING DEVICE, AND IMAGE PROCESSING METHOD - An image processing device includes: an interest area detector that detects interest areas included in a time-series image group captured in time series; a calculation processing unit that calculates feature amounts indicative of features of the interest areas; an area classification unit that classifies the interest areas into area groups, based on the feature amounts of the interest areas and time-series positions of time-series images including the interest areas; a group feature amount calculation unit that calculates a group feature amount indicative of a feature of each of the area groups; an area selection unit that selects one or more representative areas of the interest areas belonging to the area groups, from among the area groups; and a representative image output unit that outputs one or more representative images including the representative areas in the time-series image group. | 2012-05-10 |
20120114204 | Optimizing Virtual Slide Image Quality - Systems and methods for assessing and optimizing virtual microscope slide image quality are provided. In order to determine whether any of multiple virtual slide images has an out of focus area and is therefore a candidate for manual inspection or rescanning, various focus points used to scan each virtual slide image are used to calculate a best fit surface for each virtual slide image. The best fit surface is then used to determine whether any of the various focus points are outliers. If it is determined that a virtual slide image is associated with outlying focus points, it is identified as a candidate for manual inspection or rescanning. | 2012-05-10 |
20120114205 | METHOD AND SYSTEM FOR DETECTING ISCHEMIC STROKE - A method for assisting diagnosis of stroke by image analysis, the method comprising obtaining a scanned brain image of a patient, transforming the scanned brain image into a digitized brain image, removing bone and other artifacts from the digitized brain image, generating at least one circular adaptive region of interest on one side of the brain image, generating a binary mask of the circular adaptive region of interest, calculating the percentage of zeros from the binary mask within the circular adaptive region of interest, locating at least one corresponding circular adaptive region of interest on the other side of the brain image, and comparing the circular adaptive region of interest with the corresponding circular adaptive region on interest of the other side of the brain based on a plurality of texture attributes. | 2012-05-10 |
20120114206 | SYSTEM AND METHOD FOR ANALYZING AND VISUALIZING SPECTRAL CT DATA - A system and method for analyzing and visualizing spectral CT data includes access of a set of image data acquired from a patient comprising spectral CT data, identification of a plurality of target regions of interest (TROIs) and a reference region of interest (RROI) from the set of image data, extraction of a plurality of target spectral Hounsfield unit (HU) curves from image data representing the plurality of TROIs, extraction of a reference spectral HU curve from image data representing the RROI, normalization of the plurality of target spectral HU curves with respect to the reference spectral HU curve, and display of the plurality of normalized target spectral HU curves. | 2012-05-10 |
20120114207 | TOMOGRAPHIC RECONSTRUCTION OF A MOVING OBJECT - A method is provided for processing a sequence of sets of 2D projection images of a moving object, wherein the sequence of sets of 2D projection images is obtained by a medical imaging system that is in motion along a trajectory. The method comprises determining a sequence of images which minimize a function dependant on a set of 3D images, a term of fidelity of the sequence of images, a function of spatial and temporal compression of the sequence of images, a compressibility parameter, and a sequence of operators for an approximate modelling of motion. The sequence of operators leads to a compression constraint augmented by partial knowledge of the motion and the minimization comprises defining a decreasing sequence of degrees of compressibility for which an estimation is determined from an initial sequence. | 2012-05-10 |
20120114208 | IMAGE MATCHING DEVICE AND PATIENT POSITIONING DEVICE USING THE SAME - An image matching device in which, in automatic positioning calculation using an ICP method, a solution is converged to an optimal solution while avoiding reaching a local solution, and a patient positioning device using this matching device. The device includes a CT image data reading unit reading first and second CT image data, a point group data generation unit generating first and second point group data in a three-dimensional space by binarization processing and edge-extraction processing on sliced images of the first and second CT image data, respectively, a point group data resolution conversion unit thinning-out point group data so as to extend a point-group-data array pitch, and an ICP calculation unit obtaining, using an ICP method, a conversion amount for the second point group data so that an error function of the first point group data and the second point group data outputted from the point group data resolution conversion unit is minimized. | 2012-05-10 |
20120114209 | ENHANCING QUALITY OF ULTRASOUND SPATIAL COMPOUND IMAGE BASED ON BEAM PROFILE IN ULTRASOUND SYSTEM - There are provided embodiments for enhancing the quality of an ultrasound spatial compound image based on a beam profile in an ultrasound system. In one embodiment, an ultrasound system comprises: an ultrasound data acquisition unit configured to acquire ultrasound data for obtaining a plurality of ultrasound images corresponding to a plurality of steering angles; a storage unit for storing at least one beam profile indicating a spreading degree of an ultrasound beam according to depth based on at least one focusing point; and a processing unit configured to set an amount of blurring corresponding to spreading of the ultrasound beam according to the depth based on the at least one beam profile, and perform a filtering process for compensating the blurring by the spreading of the ultrasound beam based on the ultrasound data and the amount of blurring to form an ultrasound spatial compound image. | 2012-05-10 |
20120114210 | ENHANCING QUALITY OF ULTRASOUND IMAGE IN ULTRASOUND SYSTEM - There are provided embodiments for enhancing the quality of an ultrasound image are disclosed. In one embodiment, by way of non-limiting example, an ultrasound system comprises: an ultrasound data acquisition unit configured to acquire ultrasound data corresponding to at least one ultrasound image; a storage unit for storing at least one beam profile indicating a spreading degree of an ultrasound beam according to depth based on at least one focusing point; and a processing unit configured to set an amount of blurring corresponding to spreading of the ultrasound beam according to the depth based on the at least one beam profile, and perform a filtering process for compensating the blurring by the spreading of the ultrasound beam based on the ultrasound data and the amount of blurring to enhance quality of the at least one ultrasound image. | 2012-05-10 |
20120114211 | Systems and Methods for Generating an Osteoarthritis Progression Predictor and Systems and Methods for Using the Predictor - Example systems and methods of generating an indicator of osteoarthritis (OA) progression are described. Fractal dimension curves are generated for horizontal and vertical trabecular components associated with a region of interest of a joint image. A statistical model is used to model shapes of the fractal dimension curves and a predictor of OA progression is calculated based on shape parameters of the statistical model. | 2012-05-10 |
20120114212 | IMAGE RECONSTRUCTION INCLUDING SHIFT-VARIANT BLUR COMPENSATION - An image reconstruction method comprises reconstructing an image using an iterative reconstruction method and computing a projection used in the reconstructing by summing ray increments between neighboring planes (P | 2012-05-10 |
20120114213 | MULTI-MODALITY BREAST IMAGING - A system for multi-modality breast imaging comprises a first shape model constructing sub-system ( | 2012-05-10 |
20120114214 | METHODS AND APPARATUS FOR IDENTIFYING SUBJECT MATTER IN VIEW DATA - In one aspect, a method and apparatus for detecting subject matter of interest in view data obtained by scanning an object including generating a filter adapted to respond to the subject matter of interest, splatting the filter onto a portion of the view data to provide a filter splat, and performing at least one operation on the portion of the view data using the filter splat to facilitate determining whether the subject matter of interest is present in the portion of the view data. | 2012-05-10 |
20120114215 | Data Management System for Use in Angiographic X-ray Imaging - A data management system automatically manages image buffers to produce images for angiography using a first memory portion, a second memory portion and an image data processor. The first memory portion stores first image frame data representing minimum luminance values of individual pixels of a sequence of medical images. The second memory portion stores second image frame data comprising a difference between the minimum luminance values and corresponding maximum luminance values. The image data processor processes data representing an acquired X-ray image frame of a catheterized vessel using a stored frame of maximum or minimum pixel luminance values and the second image frame data to provide an image with enhanced visualization of a catheter in a vessel. | 2012-05-10 |
20120114216 | Microscopy Analysis Technique - A method and apparatus for the analysis of cell nuclei may use a system where images captured from a bright field microscope are analysed and information is retrieved that give quantitative information of the different type of chromatin within the cell nuclei for example Hetrochromatin and Euchromatin. The method is based on segmented cell nuclei. Quantitative information is determined related to the greyscale distribution of the different areas of the chromatin types and the object structure within these different areas. | 2012-05-10 |