Original Assignee Acuson Corp Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) Allison Albert Gee Matthew O'Donnell Current Assignee (The listed assignees may be inaccurate.
Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Lifetime Application number US08/993,393 Inventor John A. Google Patents Ultrasonic Doppler imaging system with frequency dependent focusĭownload PDF Info Publication number US5891037A US5891037A US08/993,393 US99339397A US5891037A US 5891037 A US5891037 A US 5891037A US 99339397 A US99339397 A US 99339397A US 5891037 A US5891037 A US 5891037A Authority US United States Prior art keywords doppler transmit frequency receive signals frequency components Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents US5891037A - Ultrasonic Doppler imaging system with frequency dependent focus US5891037A - Ultrasonic Doppler imaging system with frequency dependent focus
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