33rd week of 2009 patent applcation highlights part 28 |
Patent application number | Title | Published |
20090202020 | Distributed Antenna Diversity Transmission Method - A Distributed Antenna System employs a downlink transmission method that requires limited channel information feedback and less coherency between signals than is required for information broadcast. Distributed antennas are treated as diversity antennas with a given power allocation. Each antenna can transmit to multiple UEs by transmitting a weighed sum of their signals, and multiple antennas can transmit to one UE by transmitting weighed space-time (or space-frequency) coded signals. The power allocation weights are determined as an optimum power allocation policy with per-antenna power constraints. | 2009-08-13 |
20090202021 | FREQUENCY OFFSET COMPENSATION FOR DETECTING RANDOM ACCESS CHANNEL PREFIX - An exemplary method of communicating includes shifting a constant-amplitude zero autocorrelation (CAZAC) root sequence to a shifted CAZAC sequence. The CAZAC root sequence is used by a source of a received communication. The shifted CAZAC sequence is used for detecting a preamble of the received communication. | 2009-08-13 |
20090202022 | SPLIT CHANNEL RECEIVER WITH VERY LOW SECOND ORDER INTERMODULATION - A high performance radio frequency receiver includes an isolated transconductance amplifier with large binary and stepped gain control range, controlled impedance, and enhanced blocker immunity, for amplifying and converting a radio frequency signal to multiple electrically isolated currents; a pulse generator for generating in-phase and quadrature pulses; a crossover correction circuit and pulse shaper for controlling a crossover threshold of the pulses and interaction between in-phase and quadrature mixers; and a double balanced mixer for combining the RF signal with the pulses to generate an intermediate frequency or baseband zero intermediate frequency current-mode signal. The intermediate frequency signal and second order harmonics may be filtered with a high frequency low pass filter and a current injected complex direct-coupled filter. IIP2 calibration of the in-phase and quadrature channels may be optimized using the isolated transconductance amplifier. | 2009-08-13 |
20090202023 | METHOD AND APPARATUS OF BINARIZING INPUT SIGNAL, DISC DRIVER AND RECORDING MEDIUM - A method and an apparatus are provided for binarizing an input signal, which is capable of reliably correcting an offset of the input signal even when the input signal does not reach a reference level or has a single frequency, a disc driver and a recording medium. The binarizing method includes viterbi-decoding the input signal to obtain a viterbi-decoded signal; slicing the input signal based on a predetermined reference level to obtain a sliced signal; obtaining an offset of the input signal by low-pass filtering the viterbi-decoded signal or the sliced signal; and correcting the offset of the input signal based on the obtained offset. The viterbi-decoded signal is a binary signal of the input signal. | 2009-08-13 |
20090202024 | Reducing Apparatus and Method, and Receiving Apparatus - An object of the invention is to allow receiving a radio wave signal in a comfortable manner by overcoming defects in technique and performance according to the related art in reducing a multipath noise by use of an adaptive digital filter. In a multipath noise reducing apparatus ( | 2009-08-13 |
20090202025 | MOBILE WIRELESS COMMUNICATION APPARATUS, WIRELESS COMMUNICATION APPARATUS AND COMMUNICATION PROCESSING METHOD - Both a pre-word (PW) and a sync word (SW) are used to establish a synchronization or only the sync word (SW) is used to establish a synchronization in accordance with an operational status related to the synchronization in a mobile wireless communication apparatus. For example, during an initial synchronization with a control channel ( | 2009-08-13 |
20090202026 | METHOD, NETWORK, APPARATUS AND COMPUTER PROGRAM FOR USING QUALIFYING CIRCUITS IN CLOCK AND DATA RECOVERY CIRCUITS - A method for performing CDR on a digital transmission, and an apparatus, system, and computer program that operate in accordance with the method. The method includes oversampling the digital transmission into oversampled data, detecting a frequency component of the oversampled data, qualifying a decision logic to select a sample of the oversampled data, and selecting at least one sample of the oversampled data using the decision logic. | 2009-08-13 |
20090202027 | Unidirectional sweep training for an interconnect - In one embodiment, the present invention includes a receiver having a delay lock loop (DLL) to receive a clock signal and to generate a plurality of clock phases therefrom, and an offset controller including a first register set for a first phase interpolator and a second register set for a second phase interpolator. At initiation of a track pre-tune process, both phase interpolators are controlled to generate sampling signals at a common clock phase. Other embodiments are described and claimed. | 2009-08-13 |
20090202028 | METHOD, ARTICLE, AND APPARATUS FOR DYNAMIC PHASE DELAY COMPENSATOR - An apparatus, method, and article to dynamically adjust a data signal using a regenerated clock signal in an emulator to increase communication speed between the emulator and the evaluation board is disclosed. In one embodiment, this is achieved by applying a reference clock signal at a predetermined frequency to a digital circuit. A delayed return data signal is then sampled from the digital circuit. The sampled delayed return data signal is then compared to an expected return data signal. The delayed return data signal is then adjusted as a function of the comparison to increase the communication speed between the emulator and the evaluation board. | 2009-08-13 |
20090202029 | OPTIMIZED PRIMARY SYNCHRONIZATION SEQUENCES FOR DEDICATED MULTIMEDIA BROADCAST/ MULTICAST SERVICE - A method optimizes a selection of primary synchronization channel (P-SCH) sequences from an available set of P-SCH indices for a dedicated Multimedia Broadcast/Multicast Service (MBMS). The criteria for selecting P-SCH indices include coprimeness, frequency offset sensitivity, multipath sensitivity, cross-correlation property in the time domain, auto-correlation property in the time domain and computation complexity at the receiver. | 2009-08-13 |
20090202030 | AUTOMATED CLOCK RELATIONSHIP DETECTION - Automated clock relationship detection may quickly and reliably detect a clock relationship with minimal latency while reducing problems due to metastability occurring at a solitary instant or extended over multiple clock periods. Automated clock relationship detection between two clocks may comprise (a) a shift register synchronizer that reduces the possibility of metastability while capturing and temporarily storing samples of the first clock in response to cycles of the second clock and (b) an evaluator that processes the samples to determine the relationship. A clock relationship detector may also determine the relationship of two clocks by arbitrating a plurality of preliminary determinations of the relationship. Delays may be applied so that each of several detectors receives a clock at a different time, which may avoid metastability in the majority of detectors. The relationship may be used to reliably determine an operating mode of logic driven by one of the clocks. | 2009-08-13 |
20090202031 | Delay estimation for a timing advance loop - An apparatus includes a radio frequency receiver and a timing adjustment unit that contains at least two channel impulse response estimators. The at least two channel impulse response estimators include an on-time estimator and at least one of an early estimator and a late estimator. The apparatus also includes a calculation unit that is configurable to obtain a channel estimate for each measured channel impulse response and to average obtained channel estimates over a plurality of received signal events to determine a timing adjustment in accordance with residual signal power. | 2009-08-13 |
20090202032 | Automatic process counter - The present invention provides an automatic process counter that detects electrical signals from fasteners and attachments fastened to devices in a hard disk drive manufacturing line and uses the signals to increment the count of the fastens. Count signals are then transmitted to a plurality of display units for visual display to monitoring operators in the manufacturing line. | 2009-08-13 |
20090202033 | SHIFTER REGISTER FOR LOW POWER CONSUMPTION APPLICATION - A high voltage shift register stage which directly accepts low voltage clock signal inputs without using clock buffers. In particular, a shift register stage circuit is adapted to operate with a low voltage swing clock signal, with the stage circuit having a single state node, a, driven directly. This arrangement allows for reduced power consumption and higher operating speeds. | 2009-08-13 |
20090202034 | Method for three-dimensional image reconstruction of a dynamically moved object from data of an imaging device as well as associated imaging device - The invention relates to a method for three-dimensional image reconstruction of a dynamically moved object from projection data of an imaging device comprising: a) determining a reference volume from the projection data which simulates a similar static object instead of the dynamically moved object; b) assigning the projection data to at least two disjoint consistent subsets, with a volume part reconstruction of the dynamically moved object being undertaken for each subset from projection data assigned to the subsets; c) applying a transformation to the respective volume part reconstructions representing a dynamic movement of the object; d) comparing the volumes of the transformed part reconstructions with a corresponding part of the reference volume, whereby, depending on the comparison, result step c) may be at least partly repeated; and e) summing the volume part reconstructions resulting from step c) and d) to form an overall three-dimensional image reconstruction. | 2009-08-13 |
20090202035 | X-RAY CT APPARATUS AND TOMOGRAPHY METHOD - An index-value detecting unit detects an index value that indicates a contrast medium density in a Region Of Interest (ROI) set on an image reconstructed during a scan. A switch-timing detecting unit detects an inflection point appearing on a curve that indicates temporal variations in the contrast medium density in the ROI, based on an index value detected by the index-value detecting unit. An imaging control unit then performs control so as to skip the rest of a scanning plan in execution and to start the next scanning plan when the switch-timing detecting unit detects an inflection point. | 2009-08-13 |
20090202036 | IMAGE RECONSTRUCTION WITH VOXEL DEPENDENT INTERPOLATION - A radiographic imaging apparatus includes a radiation detector ( | 2009-08-13 |
20090202037 | Self-Contained Mobile Inspection System and Method - The inspection methods and systems of the present invention are mobile, rapidly deployable, and capable of scanning a wide variety of receptacles cost-effectively and accurately on uneven surfaces. The present invention is directed toward a portable inspection system for generating an image representation of target objects using a radiation source, comprising a mobile vehicle, a detector array physically attached to a movable boom having a proximal end and a distal end. The proximal end is physically attached to the vehicle. The invention also comprises at least one source of radiation. The radiation source is fixedly attached to the distal end of the boom, wherein the image is generated by introducing the target objects in between the radiation source and the detector array, exposing the objects to radiation, and detecting radiation. | 2009-08-13 |
20090202038 | DETECTOR PANEL AND X-RAY IMAGING APPARATUS - A portable detector panel includes an X-ray detector assembly having an X-ray detecting surface on its surface, a box-like case that houses the X-ray detector assembly therein and whose upper part that is opposite to the X-ray detecting surface is X-ray transmissive, and a buffer member that is arranged between the inner side wall of the case and the X-ray detector assembly, is made of a hard material, and has a flexible shape with respect to the movement of the X-ray detector assembly in the direction generally parallel to the X-ray detecting surface. | 2009-08-13 |
20090202039 | Methods for Sterilizing Biological Materials Containing Non-Aqueous Solvents - Methods are disclosed for sterilizing biological materials to reduce the level of one or more active biological contaminants or pathogens therein, such as viruses, bacteria (including inter- and intracellular bacteria, such as mycoplasmas, ureaplasmas, nanobacteria, | 2009-08-13 |
20090202040 | Apparatus for the Production of Electron Beams and X-Ray Beams for Interstitial and Intra-Operatory Radiation Therapy - Apparatus for the production of electron beams and of X-ray beams for interstitial and intra-operatory radiation therapy, characterized in that it comprises:—as a pulsed source of electrons, a head ( | 2009-08-13 |
20090202041 | COMPTON CAMERA DEVICE - A Compton camera device according to the invention includes first means for reading coordinate data of a scattering point of a quantum ray detected by a pre-stage detector for each Compton scattering event, second means for reading coordinate data of a reaching point of the Compton-scattered quantum ray detected by a post-stage detector for each Compton scattering event, and third means for calculating a measurement accuracy of the scattered quantum ray by the first and second means for each Compton scattering event, calculating a statistical quantity of the quantum ray for each calculated measurement accuracy, and outputting the calculated statistical quantity to image reconstruction means. | 2009-08-13 |
20090202042 | X-RAY DETECTOR AND MANUFACTURING METHOD THEREOF - An X-ray detector includes; a panel having a plurality of photo-detecting pixels generating electrical signals in response to the detection of X-rays, a gate driver providing a gate signal to the plurality of photo-detecting pixels, wherein the photo-detecting pixels output the electrical signals in response to the gate signal, a readout integrated circuit reading out the electrical signal in response to the gate signal, a main board including a controller receiving the electrical signal and converting the electrical signal to an image signal, a film attached to the panel and the main board, the film including a signal line electrically connecting the readout integrated circuit to the panel and main board, wherein the readout integrated circuit is mounted on the film, and a shielding layer covering the film and comprising a conductive material, wherein the shielding layer prevents externally applied electromagnetic signals from passing through the film. | 2009-08-13 |
20090202043 | Polychromic Digital Radiography Detector with Patterned Mask for Single-Exposure Energy-Sensitive X-Ray Imaging - A digital radiography system, having: a pixelated optical detector; and a mask positioned adjacent to the pixelated optical detector, the mask comprising a repeating pattern of first and second portions configured to pass different wavelengths of electromagnetic radiation therethrough such that a polychromic X-ray image can be taken using only a single X-ray exposure with a single imaging detector. | 2009-08-13 |
20090202044 | DETECTOR PANEL AND X-RAY IMAGING APPARATUS - A portable detector panel includes an X-ray detector assembly having an X-ray detecting surface on its surface, a box-like case that houses the X-ray detector assembly therein and whose upper part that is opposite to the X-ray detecting surface is X-ray transmissive, and a spacer that supports the X-ray detector assembly housed in the case so as to be apart from the inner bottom wall of the case, wherein the spacer is arranged between the X-ray detector assembly and the inner bottom wall of the case, is made of a hard material, and has a flexible shape with respect to the movement of the X-ray detector assembly in the direction substantially parallel to the X-ray detecting surface. | 2009-08-13 |
20090202045 | TREATMENT BOOTH FOR RADIATION THERAPY - A radiation system includes a frame having a housing, a radiation source disposed in the housing of the frame, and a supporting device. The frame is curve-shaped and rotatably supported on a floor partially enclosing a space. The supporting device is disposed in the space and movable. The supporting device is adapted to support a patient in a generally seated position. A radiation method is also provided. | 2009-08-13 |
20090202046 | METHOD AND SYSTEM FOR ACQUIRING PROJECTION FOR 3D RECONSTRUCTION OF AN OFF-CENTER ROI - In the acquisition of an image series with an x-ray image acquisition that has an x-ray C-arm rotatable around a center point, movement of the patient table is updated so that table is brought into a specific position calculated relative to the angle position of the x-ray C-arm. This position of the patient table is determined as follows. An envelope is established and a point is established that is the center point of a region of interest. In each position of the patient table that matches the position of the x-ray C-arm, the flat panel detector is perpendicular to a line emanating from the point and simultaneously contacts (is tangent to) the envelope. The region of interest is thereby optimally imaged in the image series so that a good 3D reconstruction can be obtained. | 2009-08-13 |
20090202047 | Implicit emergency registration set - A method for providing an implicit emergency registration set is disclosed. The method can include initiating an identifier selection procedure. The method can also include identifying whether a user has a dedicated emergency telephone uniform resource identifier (tel URI), and, if so, selecting it. The method can further include identifying, when the user does not have a dedicated emergency tel URI, whether the user's internet protocol (IP) multimedia private identity (IMPI) is known. The method can additionally include identifying, when the user's IMPI is known, whether the user's IMPI has a non-shared tel URI, and, if so, selecting it, but otherwise selecting a tel URI of the user's IMPI. The method can also include identifying, when the user's IMPI is not known, whether a shared tel URI is available, and selecting it if it is, otherwise selecting a tel URI from a non-shared set. | 2009-08-13 |
20090202048 | System and Method for Communication - The present invention is a system and method for providing a connection to an entity from a request made to a general database, the system having a central contact and a list or database of word sequences purchased by entities; wherein the list or database has an associated telephone number contact information or address information and telephone or mail connection is made based on word sequence purchased by a particular entity. | 2009-08-13 |
20090202049 | Voice User Interfaces Based on Sample Call Descriptions - A design interface is described for maintaining call information for creating a voice user interface. An initial set of sample call paths is defined for a dialog application. Each sample call path has associated call information including a sequence of system prompts and caller responses that model a user interaction through the dialog application for the sample call path. A call design database stores the call information. A set of subsequent call paths is defined for the dialog application using the call information in the call design database. The call information in the call design database is updated to reflect current versions of the call information for all the call paths. | 2009-08-13 |
20090202050 | SYSTEM AND METHOD FOR DEEP DIALING PHONE SYSTEMS - An independent communications system (ICS) is used in a transaction between a waiting party and a queuing party, with the queuing party having a interactive voice response (IVR). The IVR includes multiple nodes and the ICS is adapted to connect to a particular node in the IVR. | 2009-08-13 |
20090202051 | Custom voicemail greeting message based on caller - A method and apparatus for providing customized voicemail greeting messages. A user device is constructed with a memory unit storing a plurality of customized voicemail greeting messages in association with respective contact information. When the user device receives an incoming call from a caller and the call has not been answered after a certain time, the user device may play the customized voicemail greeting message to the caller. | 2009-08-13 |
20090202052 | METHOD, SYSTEM AND ARTICLE OF MANUFACTURE FOR BOOKMARKING VOICEMAIL MESSAGES - A voicemail system includes a voicemail bookmarking procedure that permits users to bookmark voicemail messages during message playback. Upon receiving a bookmark request from a user, the procedure generates a bookmark pointer defining a starting point for subsequent playback of the message. The bookmark pointer can be based, in part, on a timing offset value entered by the user while making the bookmark request. The timing offset value defines a user-selected playback starting point that occurs before the message time at which the bookmark request was made. The value of the timing offset can be user selected. | 2009-08-13 |
20090202053 | Method and Device for Preventing Misuse of Personal Information - The invention disclosed comprises a method and device for receiving an order request from a first party along with contact information for the first party, routing at least some communication made using, or to, second contact information, such as may be provided to the first party, and providing at least part of the order request and first contact information to a third party. The contact information may be a phone number or an e-mail address or a plurality of same. | 2009-08-13 |
20090202054 | Automated Distribution and Indexing of Prepaid Calling Card Information - In certain embodiments, a system for automated distribution and indexing of prepaid calling card information comprises a central terminal operable to receive a request to purchase prepaid telephone services from an initiating terminal. The request comprises an identifier of a financial account to be used to purchase the prepaid telephone services. The central terminal is operable to electronically seek authorization for the request, initiate electronic debiting of the financial account using the identifier, and log a transaction indicating a purchase of prepaid telephone services in response to receipt of the authorization. The central terminal is operable to initiate electronic transmission, according to purchaser contact information, of calling card information from the central terminal to at least one electronic storage medium for access by a purchaser. The calling card information provides access to the prepaid telephone services instead of using a telephone card or printed receipt to obtain the prepaid telephone services. | 2009-08-13 |
20090202055 | SYSTEM AND METHOD FOR PROVIDING PREPAID TELECOMMUNICATION SERVICES - The present invention relates to a system and method for providing prepaid telecommunication services. More particularly, prepaid telephone calls can be made by users without entering any access code, if such calls are made from telephone numbers previously registered in the telecommunication system in connection with valid access codes. Prepaid telephone calls can also be made from non-registered telephone numbers after providing the telecommunication system with a valid access code. | 2009-08-13 |
20090202056 | TECHNIQUES FOR TRANSFER ERROR RECOVERY - Techniques for transfer error recovery are described. A system may comprise a context generator module operative to record context information for a first call session between a first call terminal and a call system resource, and store the context information with a context identifier in a context table. The system may include a transfer error context module to couple to the context generator module, the transfer error context module operative to generate transfer error context information having the context identifier. The system may include a call transfer module to couple to the transfer error context module, the call transfer module operative to send the transfer error context information to the first call terminal for use in case of a transfer failure event. Other embodiments are described and claimed. | 2009-08-13 |
20090202057 | Method For Identifying Undesired Telephone Calls - A method for identifying undesired telephone calls (Spit/Spam over IP), preferably in a VoIP network, in which the telephone calls coming in for a telephone subscriber, the callee, from at least one calling telephone subscriber, the caller, are subjected to a test or more precisely to a statistical analysis. The method is developed in such a manner that in the framework of the test for incoming calls, the time of the receipt of each call is determined and in each case the probability that the call is undesired is determined, where for the calculation of the probability the time of the receipt of the call, or a parameter dependent thereon, is related to the temporal distribution of previous undesired calls. | 2009-08-13 |
20090202058 | TELEPHONIC AUTOMATED ACTION SYSTEM - The disclosed system and methods enable meticulous communication between two parties initiated by an unanswered telephone call. Particularly, complex actions may be taken based on a called telephone number and calling line identification (CLI). A selected action may be any action performable by a computer, and may include multiple actions or be a sub-part of a chain of actions. Thus disclosed is a dynamic, buildable communication system to end users. | 2009-08-13 |
20090202059 | Memo Service for Telecommunications Network - A method is provided in a telecommunications network ( | 2009-08-13 |
20090202060 | TELEPHONIC VOICE AUTHENTICATION AND DISPLAY - An improved solution for telephonic voice authentication and display is provided. A method of identifying conference call participants includes detecting a sound made by one of conference call participants; identifying this conference call participant based on the sound; and then displaying an attribute of the conference call participant to one of the other conference call participants. The attribute may include a picture, a name, and/or other information related to the identified conference call participant. | 2009-08-13 |
20090202061 | METHOD FOR IDENTIFYING SPIT OR SPAM FOR VOIP - The invention relates to a method for the computer-assisted identification of a class of VoIP calls of a first type (spam) in a communication network (internet). Said communication network has a plurality (N) of first subscribers (Tn | 2009-08-13 |
20090202062 | System and Method for Communication - The present invention is a system and method for providing a connection to an entity from a request made to a general database, the system having a central contact and a list or database of word sequences purchased by entities; wherein the list or database has an associated telephone number contact information or address information and telephone or mail connection is made based on word sequence purchased by a particular entity. | 2009-08-13 |
20090202063 | Controlling Echo During Double-Talk in a Voice Conference - An echo canceller apparatus comprises a receive side attenuator coupled in a receive side signal path that is configured to couple from a conference call bridge to a caller; a convolution processor coupled to the receive side signal path at a convolution processor pick-off point; a double-talk detector coupled to the receive side signal path and to a sending side signal path that is configured to couple from the caller to the conference call bridge; and logic coupled to the receive side attenuator which when executed is responsive to a double-talk condition detected by the double-talk detector and operable to determine a level of echo canceled by the convolution processor, to determine an additional amount of attenuation to introduce, and to activate the receive side attenuator to introduce the additional attenuation. | 2009-08-13 |
20090202064 | VOICE ABSORBER FOR PORTABLE TELEPHONIC DEVICES - The voice absorber of the present invention includes an absorption member and an attachment member and is adapted for use with portable telephonic devices to enable a user to engage in a more private conversation and limit the disruption to individuals nearby the user during the conversation. The shape of the absorption member may be selectively configurable and may be constructed of multiple layers, including a layer specifically adapted to absorb sound waves. The attachment member enables the voice absorber to be easily affixed and removed from portable telephonic devices and generally positions the absorption member in front of the user's mouth. The voice absorber also functions to isolate the transmitter portion of a portable telephonic device from ambient, background noise and serves as a reminder to a user to speak with a quieter voice. | 2009-08-13 |
20090202065 | Scrambler, scramble processing method, and program - A multiplication value decision unit ( | 2009-08-13 |
20090202066 | SCRAMBLER, SCRAMBLE PROCESSING METHOD, AND PROGRAM - A multiplication value decision unit ( | 2009-08-13 |
20090202067 | CRYPTOGRAPHIC SYSTEM CONFIGURED TO PERFORM A MIXED RADIX CONVERSION WITH A PRIORI DEFINED STATISTICAL ARTIFACTS - A cryptographic system (CS) is provided. The CS ( | 2009-08-13 |
20090202068 | MEDIA SECURITY THROUGH HARDWARE-RESIDENT PROPRIETARY KEY GENERATION - A method, system and apparatus of an author website in a commerce environment are disclosed. In one embodiment, a system includes a host processor; a first security circuit to re-encrypt a work of authorship protected by an encryption standard using a proprietary key after an authorization module uses an algorithm of the encryption standard to verify that the system has permission to playback the work of authorship; a system memory to store a proprietary encrypted content generated through the re-encryption process of the first security circuit; and a second security circuit of a display module to independently generate the proprietary key using an index pointer provided from the first security circuit to the second security circuit through the host processor and to decrypt the proprietary encrypted content of the system memory using the independently generated proprietary key. | 2009-08-13 |
20090202069 | METHOD AND SYSTEM FOR GENERATING A SECURE KEY - A method, system on a chip, and computer system for generating more robust keys which utilize data occupying relatively small die areas is disclosed. Embodiments provide a convenient and effective mechanism for generating a key for use in securing data on a portable electronic device, where the key is generated from repurposed data and a relatively small amount. A multi-stage encryption algorithm may be performed to generate the key, where the first stage may include encrypting the secure data, and the second stage may include encrypting the result of a logical operation on the encrypted secure data with a unique identifier of the portable electronic device. A secret key may be used as the encryption key for each stage. The result of the second encryption stage may include the generated key which may be used to perform subsequent operations on the portable electronic device. | 2009-08-13 |
20090202070 | Robust Cipher Design - In an iterated block cipher, a method for round key encryption and key generation, the method including providing a first function Fi and a second function Fj, providing a round key generation function, the round key generation function being operative to utilize, in any given round, exactly one of the first function Fi, and the second function Fj, providing a round mixing function, the round mixing function being operative to utilize, in any given round, exactly one of the first function Fi, and the second function Fj, utilizing the round key generation function in at least a first round to generate a second round key for use in a second round, and utilizing the round mixing function in at least the first round to mix a first round key with a cipher state, wherein one of the following is performed in the first round the round key generation function utilizes the first function Fi to generate the second round key for use in the second round, substantially simultaneously with the round key mixing function utilizing the second function Fj to mix the first round key with the cipher state, and the round key generation function utilizes the second function Fj to generate the second round key for use in the second round, substantially simultaneously with the round key mixing function utilizing the first function Fi to mix the first round key with the cipher state. Related apparatus and methods are also described. | 2009-08-13 |
20090202071 | RECORDING APPARATUS, REPRODUCING APPARATUS, AND COMPUTER PROGRAM PRODUCT FOR RECORDING AND REPRODUCING - A recording apparatus stores first secret information uniquely allocated to the recording apparatus, reads media identification information for specifically identifying a recordable medium and encrypted disk key information encrypted by master key information from the recordable medium, and transmits these pieces of information to an authentication server. The recording apparatus receives an encrypted content encrypted by title key information and encrypted title key information from the authentication server. Further, the recording apparatus receives first certificate information for certifying that the authentication server permits recording of the content on the recordable medium from the authentication server, generates second certificate information by using the first certificate information and first secret information, and records the encrypted content, the encrypted title key information, and the second certificate information on the recordable medium. | 2009-08-13 |
20090202072 | CONTROL MESSAGE PROCESSING METHOD - This invention relates to a method for processing control messages from a set of control messages intended to access an encrypted content received in the form of a stream by a multimedia unit. These messages include at least a discrimination parameter having a different value for two consecutive messages in the stream and access data to encrypted content. The method comprises steps for receiving a current control message, for reading the discrimination parameter from the current control message, for retrieving in a memory, the discrimination parameter from the message processed previously to the current message, for comparing the discrimination parameter of the current message with the previously processed message discrimination parameter, and for blocking said current control message by the filter if the comparison step indicates that the discrimination parameter of the current message is identical to the discrimination parameter of the previously processed message. | 2009-08-13 |
20090202073 | Random wave envelope derived random numbers and their use in generating transient keys in communication security applications part II - A random wave envelope is created from a set of bounded random numbers by additively combining a triangle, a square and a sine wave. The random wave envelope is then used to create a sequence of wave random numbers from the wave envelope, which are used to generate random-variant keys for encryption in place of the pre-placed encryption key. An ambiguity envelope is thus created over the transmission of data packets as random-variant-keys are used that are distinct and separate for each packet and may also be distinct and separate for each incoming and outgoing packet. The random-variant keys are only created at the time of the actual use for encrypting or decrypting a data packet and not before and then discarded after one time use. The random-variant keys may be used in wireless network using wireless access points, cellular phone and data networks and ad hoc mobile wireless networks. | 2009-08-13 |
20090202074 | QKD station with EMI signature suppression - Methods and systems for suppressing the electromagnetic interference (EMI) signature generated by a QKD station are disclosed. One of the methods includes generating two or more modulator drive signals corresponding to two or more of the n possible modulator states of the particular QKD protocol. The modulator drive signals are sent to a random number generation (RNG) unit, which randomly selects one of the two or more modulator drive signals and passes it to the modulator. Another method involves generating two modulator drive signals, wherein the voltage sum is constant. One signal is sent to the modulator while the other is sent to a circuit-terminating element, which can be a second modulator. The method suppresses the EMI signature associated with individual modulation states. This prevents an eavesdropper from gaining information about the modulator states via the EMI signature, which information could otherwise yield information about the exchanged key. | 2009-08-13 |
20090202075 | CONDITIONAL ACCESS SYSTEM EMPLOYING CONSTRAINED ENCRYPTION KEYS - A method and apparatus is provided for decrypting an encrypted transport stream, comprising. The method includes receiving the encrypted transport stream over a content delivery network. The encrypted transport stream is encrypted using a first control word that serves as an encryption/decryption key. A variable control word is received over the content delivery network. The variable control word is mathematically constrained to create a second control word. The encrypted transport stream is decrypted using the second control word if the second control word is the same as the first control word. | 2009-08-13 |
20090202076 | Communications System via Data Scrambling and Associated Methods - A communications system that may include a transmitter, a receiver, connected over a communications network. A communication link on the communications network may transfer data between the transmitter and the receiver. The system may also include a logic unit to scramble a plurality of portions of the data at the transmitter based upon the communication link and may unscramble the plurality of portions of the data at the receiver. As a result, the logic unit may provide improved performance of the communication link and/or reduced power consumption of the communication link. | 2009-08-13 |
20090202077 | APPARATUS AND METHOD FOR SECURE DATA PROCESSING - A method for secure processing of a data stream using a secret key stored in a key storage, with the data stream including content data and context information, with the key storage holding several secret keys, the method including: extracting the context information from the content data stream; generating address information based on the context information for accessing one of the several secret keys stored in the key storage; retrieving from the key storage the one of the several secret keys using the address information; processing the content data using the retrieved secret key. Further disclosed is an apparatus for secure data processing. | 2009-08-13 |
20090202078 | DEVICE, SYSTEM, AND METHOD OF SECURELY EXECUTING APPLICATIONS - Device, system, and method of executing secure-processing (SEP) applications. Some demonstrative embodiments include a secure-processing (SEP) hardware module including a processor capable of executing at least one SEP application, wherein the SEP hardware module is configured to perform at least one of encrypting and decrypting data handled by the SEP application using an application-specific application-key corresponding to the SEP application, only if the processor begins execution of the SEP application at an approved entry point of the SEP application, and wherein the application-key corresponding to the SEP application is based at least on an internal key internally stored by the SEP hardware module and on application-specific information corresponding to the SEP application. Other embodiments are described and claimed. | 2009-08-13 |
20090202079 | Method, apparatus and computer program product for providing mobile broadcast service protection - An apparatus for providing mobile broadcast service protection may include a processor. The processor may be configured to receive an indication of device groupings defining at least a first group of devices and a second group of devices in which the first and second groups are defined on the basis of a device characteristic, communicate a first security key providing access to a first message stream associated with a mobile broadcast service to the first group of devices, and communicate a second security key providing access to a second message stream associated with the same mobile broadcast service to the second group of devices. Methods and computer program products corresponding to the apparatus are also provided from the perspective of a network device and mobile terminal. | 2009-08-13 |
20090202080 | Method and system for managing encryption key - Conventionally, an encryption key for encrypting data to be backed up in a tape cannot be allocated for each logical data management unit. To solve the problem, provided is a storage system including: a disk storage device; a tape storage device in which a tape storage medium is loaded; and a controller for controlling the disk storage device and the tape storage device, in which the controller is configured to: generate, upon reception of a request for setting a tape group including one or more tape storage media, a first encryption key used for encrypting data stored in the tape group set by the request; and hold information for correlating the generated first encryption key with the tape group. | 2009-08-13 |
20090202081 | KEY DELIVERY SYSTEM AND METHOD - A method for delivering a key is disclosed. The method includes encrypting a first key using a second uniquely derived key to form an encrypted first key, and providing the encrypted first key to a transaction device. The transaction device contains the second uniquely derived key. | 2009-08-13 |
20090202082 | System And Method For Automatic Multiple Listener Room Acoustic Correction With Low Filter Orders - A system and a methods for correcting, simultaneously at multiple-listener positions, distortions introduced by the acoustical characteristics includes warping room responses, intelligently weighing the warped room acoustical responses to form a weighted response, a low order spectral fitting to the weighted response, forming a warped filter from the low order spectral fit, and unwarping the warped filter to form the room acoustical correction filter. | 2009-08-13 |
20090202083 | ELECTRO-MECHANICAL TRANSDUCER AND MANUFACTURING METHOD OF THE SAME - A microphone-capsule includes a vibrator implemented by a conductor having a flat vibration surface, a dielectric-polarization plate that is defined by a flat first principal surface facing the vibration surface of the vibrating plate and a second principal surface facing parallel to the first principal surface and in which polarization directions are aligned, a back electrode joined to the second principal surface of the dielectric-polarization plate, and an induced-charge measuring unit configured to measure the charges induced between the vibrating plate and the back electrode, in association with the displacement of the vibration surface. The induced-charge measuring unit includes an amplifier connected to the back electrode and an output circuit connected to the amplifier. | 2009-08-13 |
20090202084 | Method and Apparatus for Monitoring a Hearing Aid - A hearing aid contains a microphone detecting an acoustic input signal and converts it to an electrical output signal, a receiver producing an acoustic output signal being dependent on an electrical output signal of the microphone, and a transmitter transmitting a monitoring signal, which is dependent on the electrical output signal. A transceiver contains a receiver for receiving the monitoring signal, and a signal processing device for processing the monitoring signal. The signal processing device processes the monitoring signal to produce an indication signal which is acoustically restricted with respect to the monitoring signal such that it simulates a restricted hearing capability of a person, or which indicates an operating/signal state of the hearing aid. The transmission of the monitoring signal to the transceiver and the processing to form the indication signal provides information about the state of the hearing aid for monitoring of the hearing aid. | 2009-08-13 |
20090202085 | Listening Device for Clear Perception of Sound Signals In a Noisy Environment - The invention concerns a listening device ( | 2009-08-13 |
20090202086 | Audio processing apparatus - A processing apparatus comprises a beeper system for controlling operation of a beeper in response to beeper control signals, an audio system for controlling operation of at least one speaker in response to audio data signals, and a redirection module for redirecting a beeper control signal to the audio system. | 2009-08-13 |
20090202087 | Wireless Microphone Device - To provide a wireless microphone device that enables a circuit board, which is to be provided with an oscillation circuit, to be decreased in size without deteriorating radiation characteristics. | 2009-08-13 |
20090202088 | ULTRASONIC TRANSDUCER, ULTRASONIC SPEAKER, ACOUSTIC SYSTEM, AND CONTROL METHOD OF ULTRASONIC TRANSDUCER - An ultrasonic speaker or acoustic system includes an electrostatic type ultrasonic transducer of a push-pull system is constructed such that a through hole is arranged in the central portion of a fixing electrode of a circular shape. A sound wave reflecting plate is arranged on the rear face of the ultrasonic transducer and an ultrasonic wave radiated from the rear face of the ultrasonic transducer is reflected by the sound wave reflecting plate and is radiated to the front face of the ultrasonic transducer through the through hole. | 2009-08-13 |
20090202089 | Microphone with Reduced Parasitic Capacitance - A MEMS microphone has an SOI wafer, a backplate formed in a portion of the SOI wafer, and a diaphragm adjacent to and movable relative to the backplate. The backplate has at least one trench that substantially circumscribes a central portion of the backplate. | 2009-08-13 |
20090202090 | PIEZO SPEAKER PRESSURE SENSOR - A piezo speaker pressure sensor that includes a bladder and a piezo speaker element. The bladder abuts the piezo speaker element. A pressure may be sensed from the piezo speaker element proportional to a pressure exerted on the bladder in a direction of the piezo speaker element. The piezo speaker element functions as a speaker when audio signals are received by the piezo speaker element. | 2009-08-13 |
20090202091 | Method of estimating weighting function of audio signals in a hearing aid - Disclosed is method of generating an audible signal in a hearing aid by estimating a weighting function of received audio signals, the hearing aid is adapted to be worn by a user; the method comprises the steps of: | 2009-08-13 |
20090202092 | Hearing apparatus with battery compartment locking - A hearing apparatus is provided with a housing and/or frame and a battery compartment that is mounted rotatably in or on the housing or frame between an open position and a closed position. The battery compartment, radially relative to the axis of rotation, has a first locking element within the battery charger area. A second locking element that corresponds to the first locking element is arranged on the housing or frame so that the battery compartment engages removably in a specified pivoted position between the open position and the closed position. | 2009-08-13 |
20090202093 | Charging device for a hearing apparatus with a moveable charging contact and associated hearing device system - A charging device for a hearing apparatus and a system which includes the charging device are provided. The charging device has at least one charging contact in order to charge the hearing apparatus. The charging contact is movable in order to align with a contact on a hearing apparatus contact thereby a standard charging device is be made available. | 2009-08-13 |
20090202094 | Hearing Aid with Connecting Element Serving for Retention in Concha - A hearing aid device has a shell that fits into the upper part of the concha of the outer ear of a hearing-impaired person, and connecting element that is held in the concha of the outer ear and terminates in an ear piece in the ear canal. The combination of the shell and the connecting element in the concha retain the hearing aid in the outer ear. | 2009-08-13 |
20090202095 | SPEAKER DEVICE - There is provided a speaker device in which a baffle plate that forms an acoustic space is formed of a resin material, and a step is provided at an opening for fixing a diaphragm in this baffle plate so that the diaphragm is positioned by this step. It is thereby possible to improve strength of the baffle plate and strength of the speaker device. | 2009-08-13 |
20090202096 | Wireless earring assembly - A wireless or “Bluetooth” earpiece assembly configured to physically contact a user substantially exclusively at an outer ear location of a user's ear when in use. For example, the outer ear location may be an ear lobe providing the assembly with an appearance of an earring. The assembly is configured to distribute a significant portion of its bulk away from the isolated location of a user's ear for long term user comfort without sacrifice of audio or communicational integrity. The wireless earpiece assembly simultaneously eliminates extraneous wiring in order to optimize the un-encumbering user-friendly advantages afforded by wireless technology. | 2009-08-13 |
20090202097 | EARPHONE HAVING AN ARTICULATED ACOUSTIC TUBE - An in-ear earphone has a housing in which a driver is located. An articulated acoustic tube is coupled to the housing at its near end portion. The acoustic tube has an open far end portion that is to be inserted into an ear. A hinge or pivot mechanism is formed in the tube, between the near and far end portions. An acoustic aperture formed within the mechanism acoustically couples sound pressure waves, generated by the driver, to the far end portion of the acoustic tube. Other embodiments are also described. | 2009-08-13 |
20090202098 | Occluding Earbud System and Method - An earbud is disclosed for use in a user's ear. The earbud includes an ear pad shaped to engage the concha of the ear and an audio driver coupled to the ear pad. When the earbud is installed in the user's ear the ear pad substantially occludes, or closes up the concha of the user's ear. Thus ambient noise is significantly attenuated before reaching the user's ear canal. Also, the earbud is supported primarily by the ear pad resting in the concha. | 2009-08-13 |
20090202099 | Audio System And a Method For detecting and Adjusting a Sound Field Thereof - The invention provides an audio system and a method for detecting and adjusting a sound field effect thereof. The audio system includes a first speaker and a second speaker. The first speaker is used to emit a first sound signal, and the second speaker is used to emit a second sound signal. The method for adjusting the sound field effect includes the steps of detecting a specific position and adjusting the first speaker or the second speaker based on the specific position to focus the first sound signal and the second sound signal on the specific position. | 2009-08-13 |
20090202100 | Voice coil and speaker - A voice coil includes a cylindrical bobbin formed of a first material; a coil which surrounds on an outer circumferential surface of the bobbin; and a plurality of reinforcement members formed of a material having a propagation speed faster than the first material and provided on the outer circumferential surface of the cylindrical bobbin. | 2009-08-13 |
20090202101 | ELECTRONIC MANIFEST OF UNDERGROUND FACILITY LOCATE MARKS - A method performed by a device may include receiving information regarding a particular geographic area; retrieving an aerial image of the particular geographic area; displaying the aerial image; determining an approximate geographic location of a mark denoting an underground facility; overlaying, on the displayed aerial image, information concerning the approximate geographic location of the mark denoting the underground facility; and storing the aerial image and the information concerning the approximate geographic location of the mark denoting the underground facility. | 2009-08-13 |
20090202102 | METHOD AND SYSTEM FOR ACQUISITION AND DISPLAY OF IMAGES - A system and method for acquiring images and linking the images to positions is provided. In particular, images are taken using one or more cameras and identified with a particular time stamp. A position locating unit located close to the camera takes position determinations that are similarly time stamped with a clock that is synchronized with image time stamp clock. A processor calculates the position of the camera or unit carrying the camera at the time the image was shot based on the closest available positioning determination information and the velocity, or speed and direction, of the unit. The images may be linked as part of a series of images or linked based on stringing or vectoring the images associated with travel directions, such as, a particular block of residential images in a city or the like. The images are displayed individually for a static, 360 degree, panoramic view, or via a video or near video simulation to simulate driving conditions. The images, being associated with actual locations, allows for visual mapping and route information to be determined. | 2009-08-13 |
20090202103 | DIGITAL WATERMARK EMBEDDING APPARATUS, DIGITAL WATERMARK DETECTING APPARATUS, AND DIGITAL WATERMARK SYSTEM - The digital watermark embedding apparatus includes: a storing unit ( | 2009-08-13 |
20090202104 | SYSTEM AND METHOD FOR ANALYZING AND MARKING FILM - A system and method for analyzing and marking a film image for providing a marked film with robust marks which have a high survival rate during, e.g., unauthorized duplication. The present invention provides the ability to facilitate the choosing of ideal locations of marks for marking a film image by recommending potential marking locations based on the survivability of the mark against different background colors. The system and method provides for selecting at least two potential marking areas in at least one frame of the film, saturating the at least two potential marking areas in a predetermined color of a mark, calculating a root mean square error (RMSE) of each of the at least two potential marking areas and an area surrounding each potential marking area, and determining which of the at least two potential marking areas has the lowest RMSE, i.e., the recommend marking location. | 2009-08-13 |
20090202105 | AUTOMATIC LICENSE PLATE RECOGNITION SYSTEM INTEGRATED IN AN ELECTRONIC TOLL COLLECTION SYSTEM - This invention relates to an automatic license plate recognition system referred to as ALPR—Advanced License Plate Recognition—which is integrated in an electronic toll collection system such as “Via Verde”—single-lane freeflow—, multi-lane (Open Road Tolling), manual lane, semi-automatic lane, or any other solution involving the automatic license plate recognition. It is basically characterized by the following: taking of a panoramic picture of the back of the vehicle for visual inspection; automatic (by image recognition), recognition of the vehicle's license plate, checking both the rear and front license plates; generation of a final photograph in the JPEG (“Joint Photographic Expert Group”) format, apposing rear and front license plates to the panoramic image, as well as inserting data on time and place; independence between the quality of the generated photos and from variables such as light, climate conditions and license plates' quality, among other aspects; thus comprising for that purpose: a camera system for image acquisition; an automatic license plate recognition system (“engine”) referred to as LPR (“License Plate Recognition”); a composition module ( | 2009-08-13 |
20090202106 | METHOD FOR RECOGNIZING MUSIC SCORE IMAGE WITH AUTOMATIC ACCOMPANIMENT IN MOBILE DEVICE - A method for recognizing a music score included in an image and various information included in the music score, which may be obtained through a camera provided in a mobile terminal without requiring a separate editing program. The method includes detecting a region with staff lines from the image including the music score; detecting a region with an accompaniment chord from the image by taking the region with the staff lines and a region with a musical note into consideration; extracting and removing the staff lines from the music score included in the image; recognizing the musical note by extracting the musical note from the image, from which the staff lines have been removed; recognizing the accompaniment chord by extracting the accompaniment chord from the image, from which the staff lines have been removed; and generating data for reproducing a sound source corresponding to the musical note and accompaniment chord. | 2009-08-13 |
20090202107 | Object detection and recognition system - An object recognition system is provided including at least one image capturing device configured to capture at least one image, wherein the image includes a plurality of pixels and is represented in an image data set, an object detection device configured to identify a plurality of pixels corresponding to objects from the at least one image, wherein an object includes a plurality of pixels and is represented in an object data set, wherein the object data set includes a set of features corresponding to each pixel in the object, and an image recognition device configured to recognize objects of interest present in an object by image correlation against a set of template images to recognize an object as one of the templates. | 2009-08-13 |
20090202108 | ASSAYING AND IMAGING SYSTEM IDENTIFYING TRAITS OF BIOLOGICAL SPECIMENS - A method of system is provided for assaying specimens. In connection with such system or method, plural multi-pixel target images of a field of view are obtained at different corresponding points in time over a given sample period. A background image is obtained using a plural set of the plural target images. For a range of points in time, the background image is removed from the target images to produce corresponding background-removed target images. Analysis is performed using at least a portion of the corresponding background-removed target images to identify visible features of the specimens. A holding structure is provided to hold a set of discrete specimen containers. A positioning mechanism is provided to position a plural subset of the containers to place the moving specimens within the plural subset of the containers within a field of view of the camera. | 2009-08-13 |
20090202109 | Terrain map updating system - A terrain mapping system is disclosed. The system has at least one sensor configured to gather a plurality of current points defining a current surface of a site and a database containing a plurality of previously-gathered points defining a previous surface of the site. The system also has a controller in communication with the at least one sensor. The controller is configured to compare a height of at least one of the plurality of the current points to a height of a corresponding at least one of the plurality of previously-gathered points and to determine if an update to the database is warranted based on the comparison. The controller is further configured to update the database if it is determined that an update is warranted. | 2009-08-13 |
20090202110 | ELECTRONIC MANIFEST OF UNDERGROUND FACILITY LOCATE MARKS - A manifest including an electronic file associated with a geographic location and a portion of the geographic location indicating a dig area is provided. The manifest includes indicia noting a presence or an absence of at least one underground facility within the dig area. | 2009-08-13 |
20090202111 | ELECTRONIC MANIFEST OF UNDERGROUND FACILITY LOCATE MARKS - Methods and apparatus for generating a searchable electronic record of a locate operation in which a locate technician, using one or more physical locate marks, identifies a presence or an absence of at least one underground facility within a dig area. A digital image of a geographic area comprising the dig area is electronically received, and at least a portion of the received digital image is displayed on a display device. Location information regarding an identified location of the at least one physical locate mark is also electronically received and, based at least in part on the received location information, one or more digital representations of the identified location of the physical locate mark(s) is/are included in the displayed digital image so as to generate a marked-up digital image. Information relating to the marked-up digital image is electronically stored and/or electronically transmitted so as to generate the searchable electronic record of the locate operation. | 2009-08-13 |
20090202112 | SEARCHABLE ELECTRONIC RECORDS OF UNDERGROUND FACILITY LOCATE MARKING OPERATIONS - Methods and apparatus for generating a searchable electronic record of a locate operation in which a presence or an absence of at least one underground facility within a dig area may be identified using one or more physical locate marks. Source data representing one or more input images of a geographic area comprising the dig area is received and processed so as to display at least a portion of the input image(s) on a display device. One or more digital representations of the physical locate mark(s) applied to the dig area during the locate operation are added to the displayed input image(s) as “locate mark indicators” so as to generate a marked-up image. Information relating to the marked-up image is electronically transmitted and/or electronically stored so as to generate the searchable electronic record of the locate operation. | 2009-08-13 |
20090202113 | PERSONAL AUTHENTICATION METHOD AND PERSONAL AUTHENTICATION DEVICE UTILIZING OCULAR FUNDUS BLOOD FLOW MEASUREMENT BY LASER LIGHT - A personal authentication method comprising imaging, on an image sensor as a laser speckle using an optical system, light reflected from retinal blood vessels of the ocular fundus and a blood vessel layer in ocular fundus internal tissue when a laser beam is expanded and made to irradiate the ocular fundus, calculating a quantity that represents the rate of change with respect to time of the amount of light received for each pixel of the laser speckle, obtaining an ocular fundus blood flow map as a two-dimensional map of the numerical values of the quantity, and comparison-checking against pre-registered personal data utilizing at least one, observed in the blood flow map, of blood flow distribution data, a pattern reflecting the course of retinal blood vessels, a pattern reflecting the course of blood vessels in ocular fundus internal tissue observed superimposed thereon, and data on changes thereof over time, and a device therefor. In accordance with the method and device of the present invention utilizing the ocular fundus blood flow rate map, a personal authentication method and device can be obtained that have remarkably higher accuracy than conventional methods and devices. | 2009-08-13 |
20090202114 | Live-Action Image Capture - A computer-implemented video capture process includes identifying and tracking a face in a plurality of real-time video frames on a first computing device, generating first face data representative of the identified and tracked face, and transmitting the first face data to a second computing device over a network for display of the face on an avatar body by the second computing device. | 2009-08-13 |
20090202115 | MINUTIAE MASK - A system and method of authenticating fingerprints. A method of authenticating a fingerprint includes comparing a geometric shape of a scanned fingerprint to a corresponding geometric shape of a stored fingerprint. The geometric shape and the corresponding geometric shape are defined by vertices. The vertices are defined by minutiae points, while the vertices are spaced apart from the minutiae points. | 2009-08-13 |
20090202116 | METHOD FOR MEASURING THE CONCENTRATION OF A SUBSTANCE USING ADVANCED IMAGE PROCESSING TECHNIQUES - A method and system for non-invasively measuring the concentration of an optically-active substance in a subject are provided. The system includes a light source adapted to transmit light towards a subject or object having a concentration of an optically-active substance, a polarizer positioned between the light source and the subject, an image capturing device, and a processor. The image capturing device is positioned to receive light reflected from the subject and create a measured image therefrom. The measured image defines measured light intensity data. The processor is configured to calculate a concentration of the optically-active substance based on a selected portion of the measured light intensity data. | 2009-08-13 |
20090202117 | DEVICE, SYSTEM AND METHOD FOR MEASUREMENT AND ANALYSIS OF CONTRACTILE ACTIVITY - A method and system for determining intestinal dysfunction condition are provided by classifying and analyzing image frames captured in-vivo. The method and system also relate to the detection of contractile activity in intestinal tracts, to automatic detection of video image frames taken in the gastrointestinal tract including contractile activity, and more particularly to measurement and analysis of contractile activity of the GI tract based on image intensity of in vivo image data. | 2009-08-13 |
20090202118 | Method and apparatus for wireless image guidance - A method of guiding a spatial procedure in a space comprises: a) obtaining spatial information in a first coordinate frame; b) transforming the obtained spatial information into a second coordinate frame; and c) indicating the transformed spatial information in the second coordinate frame. A system for guiding a spatial procedure in a space comprises: a) a first device configured to provide spatial information in a first coordinate frame; b) a second device configured to provide a second coordinate frame; and c) means for indicating the spatial information in the second coordinate frame. Computer software programs that can be used with the method and/or the system are also described herein. | 2009-08-13 |
20090202119 | Method for analyzing and processing fluorescent images - A method for analysis and processing of fluorescent images. Fluorescent light is emitted by tumor tissue in an illuminated surgical area detected by an image detection device and is forwarded to an image processing system. After determination of a maximal intensity, the image processing system determines a threshold value as a predefined fraction of the maximal intensity. With basic morphological operations of image processing, limit intensity lines which separate the tumor tissue of intensities above the threshold value and normal tissue of intensities below the threshold value are generated and imaged in a line profile image, wherein the line profile image can be superimposed on the fluorescent image. | 2009-08-13 |