Ultrasonic scanner
Patent 4241608 Issued on December 30, 1980. Estimated Expiration Date: 
January 24, 1998. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
January 24, 1998. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 3778756 3778757 3789833 3864660 3881466 3911730 3918024 3919683 Synchronized multiple image tomographic cardiography Radiography InventorsAssigneeApplicationNo. 05/871785 filed on 01/24/1978US Classes:73/606, Imaging of discontinuity with stationary sonic transmitter73/626SwitchedExaminersPrimary: Michell, Robert W.Assistant: Jaworski, Francis J. Attorney, Agent or FirmInternational ClassesG01S 15/89 (20060101)G01S 15/00 (20060101) G01S 7/52 (20060101) AbstractAn ultrasonic transducer system comprising a transducer array, control circuit and display system wherein the control system is able to actuate the transducer elements in groups of N and N+1 elements, actuate the groups in non-sequential order, actuate groups of selectively different sizes, subject the actuation signals to and the echo signals from the transducers to pre-programmable delay periods, compress the echo signals into a logarithmic representation, transform the echo signals into plural simultaneous visual displays on a standard TV monitor in split screen format, and transform the display of discrete points in the visual display into continuous lines. Further, each transducer element in the array may consist of a split or paired set of transducers.Other References
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