JPH0239254B2 - - Google Patents
Info
- Publication number
- JPH0239254B2 JPH0239254B2 JP59146927A JP14692784A JPH0239254B2 JP H0239254 B2 JPH0239254 B2 JP H0239254B2 JP 59146927 A JP59146927 A JP 59146927A JP 14692784 A JP14692784 A JP 14692784A JP H0239254 B2 JPH0239254 B2 JP H0239254B2
- Authority
- JP
- Japan
- Prior art keywords
- signal
- average
- attenuation coefficient
- value
- calculates
- 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
- 239000006185 dispersion Substances 0.000 claims description 19
- 238000004364 calculation method Methods 0.000 claims description 17
- 238000001228 spectrum Methods 0.000 claims description 13
- 238000005311 autocorrelation function Methods 0.000 claims description 9
- 238000012935 Averaging Methods 0.000 claims description 8
- 230000008859 change Effects 0.000 claims description 6
- 238000003745 diagnosis Methods 0.000 claims description 4
- 238000010606 normalization Methods 0.000 claims description 3
- 239000003086 colorant Substances 0.000 claims description 2
- 230000000087 stabilizing effect Effects 0.000 claims 1
- 239000000523 sample Substances 0.000 description 6
- 238000002604 ultrasonography Methods 0.000 description 6
- 238000007792 addition Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 5
- 238000001727 in vivo Methods 0.000 description 5
- 230000002159 abnormal effect Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000013016 damping Methods 0.000 description 3
- 230000003111 delayed effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000000877 morphologic effect Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004451 qualitative analysis Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 238000005314 correlation function Methods 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 230000003211 malignant effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 238000010183 spectrum analysis Methods 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14692784A JPS6125536A (ja) | 1984-07-17 | 1984-07-17 | 超音波診断装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14692784A JPS6125536A (ja) | 1984-07-17 | 1984-07-17 | 超音波診断装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6125536A JPS6125536A (ja) | 1986-02-04 |
| JPH0239254B2 true JPH0239254B2 (fr) | 1990-09-04 |
Family
ID=15418718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14692784A Granted JPS6125536A (ja) | 1984-07-17 | 1984-07-17 | 超音波診断装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6125536A (fr) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4873984A (en) * | 1986-05-30 | 1989-10-17 | Hewlett-Packard Company | Techniques for calculating ultrasonic integrated backscatter using frequency or time domain techniques |
| WO2012002420A1 (fr) * | 2010-06-30 | 2012-01-05 | 富士フイルム株式会社 | Dispositif de diagnostic échographique et procédé de diagnostic échographique |
| EP2589342A1 (fr) | 2010-06-30 | 2013-05-08 | FUJIFILM Corporation | Dispositif de diagnostic par ultrasons et procédé de diagnostic par ultrasons |
| EP3936891A1 (fr) * | 2020-07-10 | 2022-01-12 | Supersonic Imagine | Procédé et système pour estimer un paramètre d'atténuation des ultrasons |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60153849A (ja) * | 1983-12-16 | 1985-08-13 | ソシエテ アノニム セージーアール ウルトラソニツク | 媒体の構造を特徴付けする方法及びこの方法を実施する装置 |
| JPS60157061A (ja) * | 1983-12-23 | 1985-08-17 | セ・ジエ・エ−ル・ユルトラソニツク | 物体の内部構造の超音波カラ−像の形成方法 |
| JPS61751A (ja) * | 1984-01-27 | 1986-01-06 | Fujitsu Ltd | 超音波媒体の特性測定装置 |
-
1984
- 1984-07-17 JP JP14692784A patent/JPS6125536A/ja active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60153849A (ja) * | 1983-12-16 | 1985-08-13 | ソシエテ アノニム セージーアール ウルトラソニツク | 媒体の構造を特徴付けする方法及びこの方法を実施する装置 |
| JPS60157061A (ja) * | 1983-12-23 | 1985-08-17 | セ・ジエ・エ−ル・ユルトラソニツク | 物体の内部構造の超音波カラ−像の形成方法 |
| JPS61751A (ja) * | 1984-01-27 | 1986-01-06 | Fujitsu Ltd | 超音波媒体の特性測定装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6125536A (ja) | 1986-02-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |