Number | Name | Date | Kind |
---|---|---|---|
4149242 | Miller, Jr. | Apr 1979 | |
4212072 | Huelsman et al. | Jul 1980 | |
4215414 | Huelsman | Jul 1980 | |
4245250 | Tiemann | Jan 1981 | |
4275415 | Engle | Jun 1981 | |
4547803 | Richards | Oct 1985 | |
4581636 | Blaker et al. | Apr 1986 |
Entry |
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"Digital Scan Converters in Diagnostic Ultrasound Imaging", by Ophir et al., Proceeding of the IEEE vol. 67, No. 4, pp. 654-664. |