JPH0326607B2 - - Google Patents
Info
- Publication number
- JPH0326607B2 JPH0326607B2 JP59019781A JP1978184A JPH0326607B2 JP H0326607 B2 JPH0326607 B2 JP H0326607B2 JP 59019781 A JP59019781 A JP 59019781A JP 1978184 A JP1978184 A JP 1978184A JP H0326607 B2 JPH0326607 B2 JP H0326607B2
- Authority
- JP
- Japan
- Prior art keywords
- filter
- ultrasonic
- ultrasound
- group
- subject
- 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
- 238000002604 ultrasonography Methods 0.000 claims description 11
- 238000000034 method Methods 0.000 description 8
- 238000003745 diagnosis Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 239000000523 sample Substances 0.000 description 4
- 238000002592 echocardiography Methods 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000001028 reflection method Methods 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
- G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
- G01S7/52023—Details of receivers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/34—Generating the ultrasonic, sonic or infrasonic waves, e.g. electronic circuits specially adapted therefor
- G01N29/348—Generating the ultrasonic, sonic or infrasonic waves, e.g. electronic circuits specially adapted therefor with frequency characteristics, e.g. single frequency signals, chirp signals
Landscapes
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Computer Networks & Wireless Communication (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP59019781A JPS60164248A (ja) | 1984-02-06 | 1984-02-06 | 超音波診断装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP59019781A JPS60164248A (ja) | 1984-02-06 | 1984-02-06 | 超音波診断装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS60164248A JPS60164248A (ja) | 1985-08-27 |
JPH0326607B2 true JPH0326607B2 (fr) | 1991-04-11 |
Family
ID=12008865
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP59019781A Granted JPS60164248A (ja) | 1984-02-06 | 1984-02-06 | 超音波診断装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS60164248A (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2021250991A1 (fr) | 2020-06-09 | 2021-12-16 | 信越化学工業株式会社 | Substrat pour la croissance épitaxiale de nitrure de groupe iii et procédé pour sa production |
WO2022004165A1 (fr) | 2020-07-01 | 2022-01-06 | 信越化学工業株式会社 | Substrat à grand diamètre pour la croissance épitaxiale de nitrure du groupe iii et procédé de production de celui-ci |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4709584B2 (ja) * | 2004-12-24 | 2011-06-22 | 富士フイルム株式会社 | 超音波診断装置、および超音波断層画像の生成方法、並びに超音波断層画像の生成プログラム |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5689074A (en) * | 1979-12-21 | 1981-07-20 | Fujitsu Ltd | Sound wave detector |
JPS57170236A (en) * | 1981-04-14 | 1982-10-20 | Yokogawa Electric Works Ltd | Ultrasonic diagnostic apparatus |
JPS57203434A (en) * | 1981-06-08 | 1982-12-13 | Tokyo Shibaura Electric Co | Ultrasonic diagnostic apparatus |
JPS58127185A (ja) * | 1982-01-25 | 1983-07-28 | Yokogawa Hokushin Electric Corp | 超音波受信回路 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57203363U (fr) * | 1981-06-23 | 1982-12-24 |
-
1984
- 1984-02-06 JP JP59019781A patent/JPS60164248A/ja active Granted
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5689074A (en) * | 1979-12-21 | 1981-07-20 | Fujitsu Ltd | Sound wave detector |
JPS57170236A (en) * | 1981-04-14 | 1982-10-20 | Yokogawa Electric Works Ltd | Ultrasonic diagnostic apparatus |
JPS57203434A (en) * | 1981-06-08 | 1982-12-13 | Tokyo Shibaura Electric Co | Ultrasonic diagnostic apparatus |
JPS58127185A (ja) * | 1982-01-25 | 1983-07-28 | Yokogawa Hokushin Electric Corp | 超音波受信回路 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2021250991A1 (fr) | 2020-06-09 | 2021-12-16 | 信越化学工業株式会社 | Substrat pour la croissance épitaxiale de nitrure de groupe iii et procédé pour sa production |
WO2022004165A1 (fr) | 2020-07-01 | 2022-01-06 | 信越化学工業株式会社 | Substrat à grand diamètre pour la croissance épitaxiale de nitrure du groupe iii et procédé de production de celui-ci |
Also Published As
Publication number | Publication date |
---|---|
JPS60164248A (ja) | 1985-08-27 |
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