Patent application number | Description | Published |
20090304076 | MEMORY ARRANGEMENT METHOD AND SYSTEM FOR AC/DC PREDICTION IN VIDEO COMPRESSION APPLICATIONS BASED ON PARALLEL PROCESSING - A memory arrangement method and system for AC/DC prediction in video compression applications based on parallel processing is disclosed. The method and system achieves optimum operating efficiency for data operation and reading based on parallel computing characteristics (Single Instruction Multiple Data (SIMD)) of an operation unit of the system. Additionally, the method transplants a VC-1 video compression system running in an operating system (the Windows operating system, for example) to a system platform using a digital signal processor (DSP) as an operation unit and implements a real-time VC-1 encoder according to parallel computing characteristics of a hardware core of the system platform. | 12-10-2009 |
20100115187 | NON-VOLATILE DATA STORAGE SYSTEM AND METHOD THEREOF - A non-volatile data storage system including a first non-volatile storage medium, a second non-volatile storage medium, and a microprocessor is provided. The first non-volatile storage medium includes a popular data address recording area for recording logic addresses of popular data in the first non-volatile storage medium. The microprocessor is coupled to the first non-volatile storage medium and the second non-volatile storage medium. When the non-volatile data storage system boots up, the microprocessor copies the popular data from the first non-volatile storage medium to the second non-volatile storage medium according to the popular data address recording area. The popular data is accessed in the second non-volatile storage medium instead of the first non-volatile storage medium. | 05-06-2010 |
20100158121 | MOTION VECTOR CODING MODE SELECTION METHOD AND CODING MODE SELECTION APPARATUS AND MACHINE READABLE MEDIUM USING THE SAME - A coding mode selection method for selecting a coding mode for motion vector estimation is disclosed. The method includes the following steps. First, a first coding mode is selected to perform motion vector estimation for a macroblock having M sub-blocks. M motion vectors corresponding to the M sub-blocks are separately calculated. It is determined whether correlations for the M motion vectors match to a predetermined condition. If not, the first coding mode is selected and the M motion vectors are utilized to perform a motion vector estimation; and if so, a second coding mode is selected and the N motion vectors corresponding to the second coding mode are utilized to perform the motion vector estimation, wherein the N motion vectors are generated by using the M motion vectors and 1≦N06-24-2010 | |
20100174191 | APPARATUS AND METHOD FOR PROVIDING A DYNAMIC 3D ULTRASOUND IMAGE - A system and method thereof for capturing and reconstructing a dynamic 3D ultrasound image of a blood vessel are provided. The present system includes a ultrasound transducer, a motor positioning system, an electrocardiograph, a microprocessor for processing ultrasound images and signals capturing by the ultrasound transducer, and a monitor displaying the dynamic 3D ultrasound image. The motor positioning system controls the ultrasound transducer to capture 2D ultrasound images of the blood vessel at several locations in a predetermined urea. During the capturing process, capturing times, electrocardiograms and 3D locations of those captured 2D ultrasound images are simultaneously recoded. Finally, those captured 2D ultrasound images are reconstructed to the dynamic 3D ultrasound image of the blood vessel according to the time bases based on the phases of the electrocardiograms. | 07-08-2010 |
20110161053 | SLOPE-BASED FAST INTRINSIC MODE FUNCTIONS DECOMPOSITION METHOD AND APPARATUS - An apparatus for analyzing a physical signal representing a physical phenomenon is provided. The apparatus comprises an analog-to-digital converter, a slope calculator, a local extrema identifier, a residual signal constructor and an intrinsic mode function (IMF) extractor. The analog-to-digital converter is used to convert the physical signal into a plurality of data points. The slope calculator is used to calculate slope of each data point. The local extrema identifier is used to identify a plurality of local extrema of the slopes. The residual signal constructor is used to construct a residual signal of the physical signal from the data points corresponding to the local extrema of slopes. An IMF extractor is used to extract an intrinsic mode function indicative of an intrinsic oscillatory mode in the physical phenomenon by subtracting the residual signal from the physical signal. A method for analyzing a physical signal representing a physical phenomenon is provided. | 06-30-2011 |
20130044929 | ULTRASOUND IMAGE REGISTRATION APPARATUS AND METHOD THEREOF - The disclosure provides an ultrasound image registration apparatus and a method thereof suitable for registering two ultrasound images partially overlapped with each other. The apparatus comprises: a first-stage image-developing processing module, a second-stage image-developing processing module and a registration module. The first-stage image-developing processing module performs beam-forming processing on two ultrasound images so as to generate two raw images. The second-stage image-developing processing module connects the first-stage module for performing envelope detection processing and compression processing on the raw images so as to generate two developed ultrasound images. The registration module connects the two image-developing processing modules for respectively obtaining coordinate information of at least one feature point of the raw images as the initial values of an image registration procedure, and for performing speckles-reducing processing on the developed ultrasound images and using the speckles-reduced ultrasound images to perform the image registration procedure. | 02-21-2013 |
20130094018 | OPTICAL EQUIPMENT AND REGISTRATION METHOD - An optical equipment for inspecting and addressing a specimen is disclosed. The optical equipment comprises an optical device and a processing module. The optical device comprises a light source, a sample inspecting device and an address detecting device. The sample inspecting device comprises a first objective lens and a first detector. A beam is focused on a sample placed in an inspected site of a specimen by the first objective lens. The address detecting device comprises a second objective lens and a second detector. A beam is focused on the address coding site by the second objective lens. The processing module controls the beam to be focused on the sampling points of the inspected site to generate first optical signals, and simultaneously controls the beam of the light source to be focused on the corresponding address codes of the address coding site to generate second optical signals. | 04-18-2013 |
20130171935 | METHOD FOR ESTABLISHING CONNECTION BETWEEN WIRELESS COMMUNICATION DEVICES - A method for establishing a connection between wireless communication devices suitable for sharing data between a sender and a receiver is provided. Both the sender and the receiver respectively have a built-in acceleration sensor to enable the sender and the receiver obtaining an internal tap-data and external tap-data. A first-connection is established between the sender and at least one receiver all around. The sender bumps the receiver both for sharing data. The sender receives the external tap-data from at least one receiver via the first-connection, the internal tap-data is compared with the external tap-data to filter out not-bumped receivers and then the bumped receiver is confirmed. Then, a second-connection is established between the bumped sender and receiver according to a security protocol so as to mutually share data through the second connection between the sender and the receiver. | 07-04-2013 |
20140024944 | FLOW VELOCITY ESTIMATION AND ULTRASOUND SYSTEMS FOR FLOW VELOCITY ESTIMATION - Systems and methods for measuring flow velocities, including ultrasound systems, are provided. A Doppler angle between a direction of ultrasound signals and an axis of a flow may be estimated to improve the accuracy of the flow velocity estimation that is based on Doppler effects. A sensor may be mounted on or in an ultrasound probe to obtain a reference orientation of the ultrasound probe and an orientation of the ultrasound probe relative to the reference orientation when the ultrasound probe is moved to other positions. The Doppler angle may be estimated based on the orientation of the ultrasound probe. | 01-23-2014 |
20140088425 | SINGLE CHIP AND HANDHELD ELECTRONIC DEVICE - A single chip includes an analog module, an ultrasound imaging module, a wireless network module, a switch circuit and a central processing unit (CPU). The ultrasound imaging module controls an ultrasound front end, and the wireless network module controls a radio-frequency (RF) front end. The CPU controls the switch circuit to electrically connect the analog module to the ultrasound imaging circuit or the wireless network module. | 03-27-2014 |
20140105479 | METHOD AND SYSTEM OF IMAGE RECONSTRUCTION AND METHOD AND SYSTEM OF IMAGE CONSTRUCTION - A method of image reconstruction is provided. When an object is not placed in a measurement space, first intensity images of an electromagnetic wave passing through the measurement space and corresponding to photon energy levels are measured. When the object is placed in the measurement space, second intensity images of the electromagnetic wave passing through the object and corresponding to photon energy levels are measured. In a database, data including an attenuation coefficient of each substance respectively having components irradiated by the electromagnetic wave corresponding to each photon energy level and a thickness of each substance in a transmission direction of the electromagnetic wave corresponding to each photon energy level are provided. Attenuation images of the object respectively corresponding to the components are calculated according to the data and the first and second intensity images. An image reconstruction system and a method and system of image construction are also provided. | 04-17-2014 |