1
Bernard J Savord, Karl E Thiele: Phased array acoustic systems with intra-group processors. Hewlett Packard Company, December 7, 1999: US05997479 (74 worldwide citation)

The disclosed ultrasound imaging apparatus and method use a transducer array with a very large number of transducer elements or a transducer array with many more transducer elements than beamformer channels. The imaging apparatus includes a transmit array including a multiplicity of transducer eleme ...


2
Bernard J Savord, Karl E Thiele: Segmented 3-D cardiac ultrasound imaging method and apparatus. Hewlett Packard Company, November 30, 1999: US05993390 (73 worldwide citation)

Ultrasound image data representative of three-dimensional volume segments of an image volume of interest is acquired in synchronism with corresponding cardiac cycles of a patient. The image data representative of the volume segments is combined to provide image data representative of a three-dimensi ...


3
Thomas J Hunt, Benjamin M Herrick, Kimberly K Robertson, Karl E Thiele, J Mark Ziel: Ultrasound imaging system using line splicing and parallel receive beam formation. Hewlett Packard Company, October 31, 1995: US05462057 (53 worldwide citation)

In a phased array ultrasound imaging system, a high quality image is obtained by a combination of line splicing and parallel receive beamforming. Two transmit pulses, one focused in the near field and one focused in the far field, are transmitted sequentially at each steering angle. The transmitted ...


4
Bernard J Savord, Karl E Thiele: Phased array acoustic systems with intra-group processors. Agilent Technologies, October 3, 2000: US06126602 (52 worldwide citation)

The disclosed ultrasound imaging apparatus and method use a transducer array with a very large number of transducer elements or a transducer array with many more transducer elements than beamformer channels. The imaging apparatus includes a transmit array including a multiplicity of transducer eleme ...


5
Karl E Thiele, Ann Brauch: Method and apparatus for dynamically steering ultrasonic phased arrays. Hewlett Packard Company, June 21, 1994: US05322068 (27 worldwide citation)

A phased array ultrasonic imaging system including a transducer array for transmitting pulses of ultrasound energy in a transmitting mode and for receiving reflected ultrasound energy in a receiving mode, a transmit control circuit, coupled to and controlling the transducer array, for selecting an a ...


6
Richard A Hager, David W Clark, Karl E Thiele, Jerome F Witt: Ultrasound clutter filter. Koninklijke Philips Electronics, John Vodopia, February 10, 2004: US06689064 (26 worldwide citation)

A method for adaptive filtering of clutter from a sample stream having a blood signal component and a clutter signal component comprises the steps of (a) estimating a signal strength of the sample stream, and (b) determining an order of a filter based on a relationship between the signal strength es ...


7
Darwin P Adams, Karl E Thiele: Ultrasound imaging system and method for spatial compounding. Koninklijke Philips Electronics, John Vodopia, October 15, 2002: US06464638 (26 worldwide citation)

An ultrasound imaging system is provided along with a method for spatially compounding a plurality of ultrasound images in an elevation dimension. The ultrasound imaging system and method reduce image speckle. The ultrasound imaging system may include a transducer in electrical communication with an ...


8
Karl E Thiele, Showna Hsu Hwa Chang: Transducer with spatial sensor. Koninklijke Philips Electronics, February 11, 2003: US06517491 (16 worldwide citation)

An ultrasound system comprising an ultrasound unit and a transducer. The transducer including a transducer housing integrating at least one element integrated and a first spatial locator unit. The ultrasound unit includes an imaging unit that receives an echo signal from the at least one element of ...


9
McKee D Poland, Karl E Thiele: System and method for visualizing scene shift in ultrasound scan sequence. Koninklijke Philips Electronics, John Vodopia, November 30, 2004: US06824514 (14 worldwide citation)

A system and method for visualizing scene shift over successive ultrasound scan frames is disclosed. In one embodiment the invention is a system for real-time visualization of scene shift in an ultrasound scan, comprising an ultrasound receiver for developing a first ultrasound image and a second ul ...


10
Alexander Tykulsky, Karl E Thiele, Leslie I Halberg: Extending sample volume in pulsed Doppler systems. Hewlett Packard Company, Donald N Timbie, February 3, 1987: US04640292 (13 worldwide citation)

The sampling volume of a pulsed Doppler system is increased to a length greater than that corresponding to one pulse by sampling the reflections of each launched pulse a plurality of successive times and accumulating the samples.