JPH0222659B2 - - Google Patents
Info
- Publication number
- JPH0222659B2 JPH0222659B2 JP15607685A JP15607685A JPH0222659B2 JP H0222659 B2 JPH0222659 B2 JP H0222659B2 JP 15607685 A JP15607685 A JP 15607685A JP 15607685 A JP15607685 A JP 15607685A JP H0222659 B2 JPH0222659 B2 JP H0222659B2
- Authority
- JP
- Japan
- Prior art keywords
- signal
- complex
- difference
- frequency
- signals
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 230000033001 locomotion Effects 0.000 claims description 17
- 230000005540 biological transmission Effects 0.000 claims description 15
- 238000009826 distribution Methods 0.000 claims description 15
- 238000012935 Averaging Methods 0.000 claims description 9
- 230000003111 delayed effect Effects 0.000 claims description 8
- 230000017531 blood circulation Effects 0.000 description 14
- 239000006185 dispersion Substances 0.000 description 9
- 238000004364 calculation method Methods 0.000 description 6
- 239000000523 sample Substances 0.000 description 6
- 238000002604 ultrasonography Methods 0.000 description 5
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 210000004204 blood vessel Anatomy 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 208000025494 Aortic disease Diseases 0.000 description 1
- 208000002330 Congenital Heart Defects Diseases 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 210000001124 body fluid Anatomy 0.000 description 1
- 239000010839 body fluid Substances 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 208000028831 congenital heart disease Diseases 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000002592 echocardiography Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 230000000302 ischemic effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 208000031225 myocardial ischemia Diseases 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000010349 pulsation Effects 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Ultra Sonic Daignosis Equipment (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15607685A JPS6216747A (ja) | 1985-07-17 | 1985-07-17 | 超音波診断装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15607685A JPS6216747A (ja) | 1985-07-17 | 1985-07-17 | 超音波診断装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6216747A JPS6216747A (ja) | 1987-01-24 |
| JPH0222659B2 true JPH0222659B2 (ko) | 1990-05-21 |
Family
ID=15619778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15607685A Granted JPS6216747A (ja) | 1985-07-17 | 1985-07-17 | 超音波診断装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6216747A (ko) |
-
1985
- 1985-07-17 JP JP15607685A patent/JPS6216747A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6216747A (ja) | 1987-01-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |