JP2001507794A - 空間的なデイザー動作を有する超音波のスキヤンコンバージヨン方法 - Google Patents
空間的なデイザー動作を有する超音波のスキヤンコンバージヨン方法Info
- Publication number
- JP2001507794A JP2001507794A JP52912998A JP52912998A JP2001507794A JP 2001507794 A JP2001507794 A JP 2001507794A JP 52912998 A JP52912998 A JP 52912998A JP 52912998 A JP52912998 A JP 52912998A JP 2001507794 A JP2001507794 A JP 2001507794A
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- JP
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- Prior art keywords
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- computer
- scan
- 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.)
- Ceased
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Classifications
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- A61B8/463—Displaying means of special interest characterised by displaying multiple images or images and diagnostic data on one display
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Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
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- Biomedical Technology (AREA)
- General Health & Medical Sciences (AREA)
- Radiology & Medical Imaging (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
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- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Pathology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Biophysics (AREA)
- Human Computer Interaction (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.超音波の走査データーを表示フオーマットに変換する方法に於いて、 超音波装置からの入力データーの入力配列を提供する過程と、そして該入力デ ーターを出力データーの出力配列に変換するために該入力データーを空間的にデ イザーする(dithering)過程とを具備することを特徴とする超音波走査データ ーを表示フオーマットに変換する方法。 2.請求項1の方法に於いて、空間的にデイザーする過程が位置データーを任 意の精度の値から剰余値のある整数値に丸める過程を具備することを特徴とする 方法。 3.請求項2の方法に於いて、空間的にデイザーする該過程が更に該出力デー ターを通して剰余値をプロパゲートさせる(propagate)過程を具備することを 特徴とする方法。 4.請求項1の方法に於いて、空間的にデイザーする該過程が、 該入力配列内の第1の値から該出力配列内の第1の位置を計算する計算する過 程と、 該第1の位置を使用して、該出力配列内の第2の位置を計算する過程とを具備 することを特徴とする方法。 5.請求項4の方法に於いて、該第1及び第2の位置が隣接する表示画素位置 を表すことを特徴とする方法。 6.請求項1の方法に於いて、空間的にデイザーする該過程が汎用コンピュー ターで行われることを特徴とする方法。 7.請求項6の方法に於いて、該汎用コンピューターは携帯用コンピューター であることを特徴とする方法。 8.請求項1の方法に於いて、入力配列を提供する該過程が更に該超音波装置 から極座標で該入力データーを受信する過程を具備することを特徴とする方法。 9.請求項1の方法が更に該出力配列を該入力配列に写像する過程を具備する ことを特徴とする方法。 10.請求項9の方法に於いて、写像する該過程が該表示フオーマットへの変 更に基づいてリマップ配列(remap array)を初期化する過程を具備することを 特徴とする方法。 11.請求項1の方法が更に該入力データーを空間的にデイザーするスキヤン コンバージヨン(scan conversion)回路を提供する過程を具備することを特徴 とする方法。 12.超音波走査データーを表示フオーマットに変換するための方法に於いて 、 入力超音波データーの入力配列を提供する過程と、 パーソナルコンピューターを提供する過程とを具備しており、該パーソナルコ ンピューターは該入力超音波データーをの変換を行うようプログラムされており 、そして 該方法は又入力超音波データーの該入力配列を表示フオーマットを有する出力 配列に変換する過程を具備することを特徴とする超音波走査データーを表示フオ ーマットに変換するための方法。 13.請求項12の方法が更に毎秒少なくとも20フレーム(frame)の速度 で入力超音波データーの複数のフレームを変換する過程を具備することを特徴と する方法。 14.請求項13の方法が更に毎秒約30フレーム以上の速度で変換 する過程を具備することを特徴とする方法。 15.超音波画像処理システムに於いて、 超音波信号を送信及び受信する変換器のアレーと、 該変換器のアレーに電気的に接続されておりそして画像処理されるべき対象の 電子的表現を形成するビーム成形回路と、 該電子的表現を受信するプログラム可能なデーター処理システムとを具備して おり、該コンピューターが該電子的表現の表示フオーマットへのスキヤンコンバ ージヨン(scan conversion)を行うようプログラムされていることを特徴とす る超音波画像処理システム。 16.請求項15のシステムに於いて、該プログラム可能なデーター処理シス テムはパーソナルコンピューターであることを特徴とするシステム。 17.請求項15のシステムに於いて、該プログラム可能なデーター処理シス テムがキーボードと液晶デイスプレーを有する携帯型コンピューターであること を特徴とするシステム。 18.請求項15のシステムに於いて、該プログラム可能なデーター処理シス テムがパームトップコンピューターであることを特徴とするシステム。 19.請求項15のシステムが更にインターフエース回路を備えることを特徴 とするシステム。 20.請求項15のシステムが更に該変換器のアレーと該ビーム成形回路とを 含むハンドヘルド(hand-held)のハウジングを備えることを特徴とするシステ ム。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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US08/773,647 US5904652A (en) | 1995-06-29 | 1996-12-24 | Ultrasound scan conversion with spatial dithering |
US08/773,647 | 1996-12-24 | ||
PCT/US1997/024291 WO1998028631A2 (en) | 1996-12-24 | 1997-12-23 | Ultrasound scan conversion with spatial dithering |
Publications (1)
Publication Number | Publication Date |
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JP2001507794A true JP2001507794A (ja) | 2001-06-12 |
Family
ID=25098892
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP52912998A Ceased JP2001507794A (ja) | 1996-12-24 | 1997-12-23 | 空間的なデイザー動作を有する超音波のスキヤンコンバージヨン方法 |
Country Status (11)
Country | Link |
---|---|
US (1) | US5904652A (ja) |
EP (2) | EP0949976B1 (ja) |
JP (1) | JP2001507794A (ja) |
KR (1) | KR100508276B1 (ja) |
AT (1) | ATE245056T1 (ja) |
AU (1) | AU741952B2 (ja) |
CA (1) | CA2275577A1 (ja) |
DE (1) | DE69723578T2 (ja) |
TW (2) | TW521522B (ja) |
WO (1) | WO1998028631A2 (ja) |
ZA (1) | ZA9711640B (ja) |
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Also Published As
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ZA9711640B (en) | 1998-09-08 |
TW521522B (en) | 2003-02-21 |
WO1998028631A3 (en) | 1998-12-10 |
AU7097698A (en) | 1998-07-17 |
EP0949976A2 (en) | 1999-10-20 |
US5904652A (en) | 1999-05-18 |
ATE245056T1 (de) | 2003-08-15 |
KR100508276B1 (ko) | 2005-08-17 |
EP0949976B1 (en) | 2003-07-16 |
AU741952B2 (en) | 2001-12-13 |
TW447215B (en) | 2001-07-21 |
EP1353195A2 (en) | 2003-10-15 |
WO1998028631A2 (en) | 1998-07-02 |
EP1353195A3 (en) | 2004-04-14 |
KR20000069707A (ko) | 2000-11-25 |
DE69723578D1 (de) | 2003-08-21 |
CA2275577A1 (en) | 1998-07-02 |
DE69723578T2 (de) | 2004-04-15 |
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