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| Number | Title | Issue Date |
| 6464640 | Methods and apparatus for ultrasound imaging with automatic color image positioning A method and apparatus for quantifying and displaying ultrasound signals in an ultrasonic system are provided. A first signal value for each of at least one spatial location in a region of interest is acquired at a first time, and the signal values are su... | 10/15/2002 |
| 6322511 | Methods and apparatus for ultrasound image quantification A method and apparatus for quantifying and displaying ultrasound signals in an ultrasonic system are provided. A first signal value for each of at least one spatial location in a region of interest is acquired at a first time, and the signal values are su... | 11/27/2001 |
| 6300961 | Ultrasonic system and method for processing data An apparatus and method for processing ultrasound data is provided. The apparatus includes an interface operatively connected to a memory, a programmable single instruction multiple data processor (or two symmetric processors), a source of acoustic data (... | 10/09/2001 |
| 6262749 | Ultrasonic system and method for data transfer, storage and/or processing An apparatus and method for processing ultrasound data is provided. The apparatus includes an interface operatively connected to a memory, a programmable single instruction multiple data processor (or two symmetric processors), a source of acoustic data (... | 07/17/2001 |
| 6258029 | Methods and apparatus for ultrasound image quantification A method and apparatus for quantifying and displaying ultrasound signals in an ultrasonic system are provided. A first signal value for each of at least one spatial location in a region of interest is acquired at a first time, and the signal values are su... | 07/10/2001 |
| 6241677 | Method and apparatus for ultrasound image quantification A method and apparatus for quantifying and displaying ultrasound signals in an ultrasonic system are provided. A first signal value for each of at least one spatial location in a region of interest is acquired at a first time, and the signal values are su... | 06/05/2001 |
| 6224556 | Diagnostic medical ultrasound system and method for using a sparse array A method and system for obtaining ultrasound data with a sparse array of transducer elements is provided. About one wavelength of a highest operating frequency separates the center of each transducer element from any adjacent transducer element. While thi... | 05/01/2001 |
| 6210334 | Medical diagnostic ultrasound method and apparatus for harmonic detection using doppler processing A method and system for detecting energy using pulse inversion and Doppler processing are provided. Pulse inversion may be used to image the harmonic response of tissue alone or with contrast agents. Lowpass or bandpass clutter filters suppress the harmon... | 04/03/2001 |
| 6210333 | Medical diagnostic ultrasound system and method for automated triggered intervals A region of interest in the body is imaged using at least two different trigger intervals between images. Imaging automatically switches from one trigger interval to another in response to a user command, such as depressing a button. This automation avoid... | 04/03/2001 |
| 6193660 | Medical diagnostic ultrasound system and method for region of interest determination A method and system for determining the location of a region of interest throughout a sequence of images is provided. The system, in response to user input or automatically, identifies a region of interest associated with anatomy represented in an image. ... | 02/27/2001 |
| 6188183 | High intensity discharge lamp ballast A means of ballasting for high intensity discharge (HID) lamps, wherein the necessary lamp striking voltage, warm-up current and steady state running current may all be controlled using only two power switching transistors 9,10 operating in two discrete m... | 02/13/2001 |
| 6174286 | Medical diagnostic ultrasound method and system for element switching A method and system for obtaining ultrasound data is provided. Two or more transducer elements are shorted or connected to the same transmit or receive channel for a single transmit or receive event. The affect of any grating lobes generated from shorting... | 01/16/2001 |
| 6171244 | Ultrasonic system and method for storing data An apparatus and method for processing ultrasound data is provided. The apparatus includes an interface operatively connected to a memory, a programmable single instruction multiple data processor (or two symmetric processors), a source of acoustic data (... | 01/09/2001 |
| 6132375 | Medical ultrasonic system and method for synthetic aperture processing in elevation Coherent data representing a plurality of two-dimensional regions that overlap as a function of the elevational beam width are obtained. The coherent data, such as in-phase and quadrature data, is filtered along an elevational dimension. The filtering adj... | 10/17/2000 |
| 6116244 | Ultrasonic system and method for three-dimensional imaging with opacity control A method and system for generating three-dimensional representations using opacity modulation are provided. The opacity level associated with each datum in a 3D volume data set is controlled as a function of at least one Doppler parameter, such as varianc... | 09/12/2000 |
| 6110118 | Method and apparatus for ultrasound image quantification A method and apparatus for quantifying and displaying ultrasound signals in an ultrasonic system are provided. A first signal value for each of at least one spatial location in a region of interest is acquired at a first time, and the signal values are su... | 08/29/2000 |
| 6093149 | Method and apparatus for setting the integration interval for time integrated surface integral in an ultrasound imaging system A method and apparatus for quantifying and displaying ultrasound signals in an ultrasonic system are provided. A first signal value for each of at least one spatial location in a region of interest is acquired at a first time, and the signal values are su... | 07/25/2000 |
| 6086539 | Methods and apparatus for ultrasound image quantification A method and apparatus for quantifying and displaying ultrasound signals in an ultrasonic system are provided. A first signal value for each of at least one spatial location in a region of interest is acquired at a first time, and the signal values are su... | 07/11/2000 |
| 6045505 | Method and apparatus for frequency control of an ultrasound system A method and system for acquiring data in an ultrasound system are provided. A transducer is operatively connected to a transmit beamformer and a receive beamformer. The receive beamformer is configured to obtain a first value associated with a fundamenta... | 04/04/2000 |
| 6042545 | Medical diagnostic ultrasound system and method for transform ultrasound processing The preferred embodiment includes a method and system for processing ultrasound data during or after compression. Various compression algorithms, such as JPEG compression, are used to transfer ultrasound data. The ultrasound data may include image (i.e. v... | 03/28/2000 |
| 6039690 | Method and apparatus for frequency control of an ultrasound system A method and system for acquiring data in an ultrasound system are provided. A transducer is operatively connected to a transmit beamformer and a receive beamformer. The receive beamformer is configured to obtain a first value associated with a fundamenta... | 03/21/2000 |
| 6030344 | Methods and apparatus for ultrasound image quantification A method and apparatus for quantifying and displaying ultrasound signals in an ultrasonic system are provided. A first signal value for each of at least one spatial location in a region of interest is acquired at a first time, and the signal values are su... | 02/29/2000 |
| 6028484 | Ultrasound apparatus and method for amplifying transmit signals A method and system for amplifying an ultrasonic transmit signal is provided. A first amplifier stage has a first supply voltage input and receives transmit signals. A second amplifier stage has a second supply voltage input and receives transmit signals ... | 02/22/2000 |
| 6015384 | Ultrasonic system and method for tissue viability imaging A method of imaging to aid tissue viability determinations is provided. Tissue motion is detected for at least region of tissue. Perfusion is estimated as a function of intensity data and time for the region of tissue. An image responsive to the detected ... | 01/18/2000 |
| 5997480 | Ultrasonic system and method for measurement of fluid flow In an ultrasound system and method, a transducer connects to an estimator for obtaining first and second blood flow parameters associated with first and second scan line directions, respectively, in a first scan plane. One beam substantially covering a cr... | 12/07/1999 |
| 5970025 | Ultrasound beamformation integrated circuit and method A method and system for an ultrasound beamformer with an integrated circuit is provided. Both digital transmit and digital receive beam formation are processed on a single integrated circuit receiver is provided. The transmit beamformer includes transmit ... | 10/19/1999 |
| 5957852 | Ultrasonic harmonic imaging system and method The system described ultrasonically images a target with energy spreading transmissions. Generally, ultrasonic energy corresponding to a line focus is transmitted into a target at a fundamental center frequency. The target may or may not include contrast ... | 09/28/1999 |
| 5913823 | Ultrasound imaging method and system for transmit signal generation for an ultrasonic imaging system capable of harmonic imaging An improvement to the method for harmonic imaging including the steps of (a) transmitting ultrasonic energy at a fundamental frequency and (b) receiving reflected ultrasonic energy at a harmonic of the fundamental frequency is provided. For the improvemen... | 06/22/1999 |
