JP4828651B2 - 可変空間合成を備える超音波診断イメージングシステム - Google Patents
可変空間合成を備える超音波診断イメージングシステム Download PDFInfo
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- JP4828651B2 JP4828651B2 JP2010242898A JP2010242898A JP4828651B2 JP 4828651 B2 JP4828651 B2 JP 4828651B2 JP 2010242898 A JP2010242898 A JP 2010242898A JP 2010242898 A JP2010242898 A JP 2010242898A JP 4828651 B2 JP4828651 B2 JP 4828651B2
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- 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
- G01S7/52085—Details related to the ultrasound signal acquisition, e.g. scan sequences
-
- 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
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/88—Sonar systems specially adapted for specific applications
- G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
- G01S15/8906—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques
- G01S15/8909—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration
- G01S15/8913—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration using separate transducers for transmission and reception
-
- 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
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/88—Sonar systems specially adapted for specific applications
- G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
- G01S15/8906—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques
- G01S15/8995—Combining images from different aspect angles, e.g. spatial compounding
-
- 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
- G01S7/52025—Details of receivers for pulse systems
-
- 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
- G01S7/5205—Means for monitoring or calibrating
-
- 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
- G01S7/52053—Display arrangements
- G01S7/52057—Cathode ray tube displays
-
- 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
- G01S7/52053—Display arrangements
- G01S7/52057—Cathode ray tube displays
- G01S7/5206—Two-dimensional coordinated display of distance and direction; B-scan display
- G01S7/52065—Compound scan display, e.g. panoramic imaging
-
- 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
- G01S7/52034—Data rate converters
-
- 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
- G01S7/52036—Details of receivers using analysis of echo signal for target characterisation
- G01S7/52038—Details of receivers using analysis of echo signal for target characterisation involving non-linear properties of the propagation medium or of the reflective target
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Image Processing (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Description
12 配列振動子
14 送信機
16 デジタルビーム形成器
18 システム制御器
20 ユーザインタフェース
22 デジタルフィルター
24 検出器
30 処理装置
32 前処理装置
34 再標本化回路
36 組合せ器
38 後処理装置
40 走査変換器
42 シネループメモリ
44 ビデオ処理装置
50 像表示装置
60 デジタル信号処理装置
62 フレームメモリ
64 アキュムレータメモリ
66 正規化回路
68 参照テーブル
Claims (5)
- 複数の動作パラメータの設定に応じて動作可能な超音波診断イメージングシステムであって、
複数の異なる視方向においてターゲットからの超音波エコーを獲得すべく動作する配列振動子と、
1つ以上の動作パラメータの変化に応じ、空間的に合成される像を形成するために当該画像フィールドにおける共通空間位置から受け取られる異なる視方向の信号を平均又は加算することによって異なる視方向のエコー情報を組み合わせる合成像処理装置と呼ばれる像処理装置と、
を有し、当該合成像処理装置は、複数の異なる視方向を組み合わせることにより前記空間的に合成される像を形成し、当該異なる視方向の数は、前記1つ以上の動作パラメータの変化に応じて可変であり、前記動作パラメータの1つが以下の動作パラメータ、即ち、
・送信焦点ゾーンの数、
・関心像領域の大きさ、及び
・サーベイ動作モード又はターゲット動作モードの選択
の中から選択される、
超音波診断イメージングシステム。 - 請求項1に記載の超音波診断イメージングシステムであって、前記動作パラメータの1つが、関心像領域の大きさであり、当該関心領域の大きさは、像ズームにおける変化に応じて変化する、超音波診断イメージングシステム。
- 請求項1に記載の超音波診断イメージングシステムであって、前記配列振動子が、複数の視方向においてターゲットの超音波エコーを獲得するために動作されつつ、前記合成像処理装置は、実時間表示のために空間的に合成される像を形成する、超音波診断イメージングシステム。
- 請求項1に記載の超音波診断イメージングシステムを用いて空間的に合成される超音波像を形成する方法であって、
複数の異なる視方向においてターゲットからの複数の超音波エコーを獲得するステップと、
共通空間位置から受け取られる異なる視方向の複数の超音波エコーを平均又は加算することにより組み合わせて、空間的に合成された超音波像を形成するステップと、
を有し、当該組み合わせられる超音波エコーの数は、1つ以上の動作パラメータの設定に関連して選択され、前記動作パラメータの1つが、以下の動作パラメータ、即ち、
・像深度、
・送信焦点ゾーンの数、
・関心像領域の大きさ、及び
・サーベイ動作モード又はターゲット動作モードの選択
の中から選択される、
方法。 - 請求項4に記載の方法であって、前記動作パラメータの1つが像深度であり、前記異なる視方向の最大舵取り角が像深度における変化に応じて変化させられる、方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10292398P | 1998-10-01 | 1998-10-01 | |
US60/102,923 | 1998-10-01 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2000574949A Division JP4694692B2 (ja) | 1998-10-01 | 1999-09-30 | 可変空間合成を備える超音波診断イメージングシステム |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011078792A JP2011078792A (ja) | 2011-04-21 |
JP4828651B2 true JP4828651B2 (ja) | 2011-11-30 |
Family
ID=22292411
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2000574949A Expired - Lifetime JP4694692B2 (ja) | 1998-10-01 | 1999-09-30 | 可変空間合成を備える超音波診断イメージングシステム |
JP2010242898A Expired - Lifetime JP4828651B2 (ja) | 1998-10-01 | 2010-10-29 | 可変空間合成を備える超音波診断イメージングシステム |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
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JP2000574949A Expired - Lifetime JP4694692B2 (ja) | 1998-10-01 | 1999-09-30 | 可変空間合成を備える超音波診断イメージングシステム |
Country Status (5)
Country | Link |
---|---|
US (1) | US6210328B1 (ja) |
EP (1) | EP1046061B1 (ja) |
JP (2) | JP4694692B2 (ja) |
DE (1) | DE69923430T2 (ja) |
WO (1) | WO2000020884A1 (ja) |
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-
1999
- 1999-06-17 US US09/335,058 patent/US6210328B1/en not_active Expired - Lifetime
- 1999-09-30 WO PCT/EP1999/007473 patent/WO2000020884A1/en active IP Right Grant
- 1999-09-30 EP EP99952523A patent/EP1046061B1/en not_active Expired - Lifetime
- 1999-09-30 JP JP2000574949A patent/JP4694692B2/ja not_active Expired - Lifetime
- 1999-09-30 DE DE69923430T patent/DE69923430T2/de not_active Expired - Lifetime
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Also Published As
Publication number | Publication date |
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JP4694692B2 (ja) | 2011-06-08 |
EP1046061B1 (en) | 2005-01-26 |
EP1046061A1 (en) | 2000-10-25 |
US6210328B1 (en) | 2001-04-03 |
DE69923430D1 (de) | 2005-03-03 |
JP2011078792A (ja) | 2011-04-21 |
DE69923430T2 (de) | 2006-02-16 |
WO2000020884A1 (en) | 2000-04-13 |
JP2002526224A (ja) | 2002-08-20 |
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