DE69232227T2 - Verfahren zur Erzeugung von freigebogenen Linien und modellierten Flächen - Google Patents

Verfahren zur Erzeugung von freigebogenen Linien und modellierten Flächen

Info

Publication number
DE69232227T2
DE69232227T2 DE69232227T DE69232227T DE69232227T2 DE 69232227 T2 DE69232227 T2 DE 69232227T2 DE 69232227 T DE69232227 T DE 69232227T DE 69232227 T DE69232227 T DE 69232227T DE 69232227 T2 DE69232227 T2 DE 69232227T2
Authority
DE
Germany
Prior art keywords
curved lines
creating free
modeled surfaces
modeled
creating
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 - Fee Related
Application number
DE69232227T
Other languages
English (en)
Other versions
DE69232227D1 (de
Inventor
Miwa Ooka
Tetsuzo Kuragano
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Original Assignee
Sony Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sony Corp filed Critical Sony Corp
Publication of DE69232227D1 publication Critical patent/DE69232227D1/de
Application granted granted Critical
Publication of DE69232227T2 publication Critical patent/DE69232227T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T17/00—Three dimensional [3D] modelling, e.g. data description of 3D objects
    • G06T17/20—Finite element generation, e.g. wire-frame surface description, tesselation

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Software Systems (AREA)
  • Geometry (AREA)
  • Computer Graphics (AREA)
  • Data Mining & Analysis (AREA)
  • Databases & Information Systems (AREA)
  • Mathematical Physics (AREA)
  • General Engineering & Computer Science (AREA)
  • Image Generation (AREA)
  • Numerical Control (AREA)
DE69232227T 1991-03-20 1992-03-19 Verfahren zur Erzeugung von freigebogenen Linien und modellierten Flächen Expired - Fee Related DE69232227T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8190591 1991-03-20

Publications (2)

Publication Number Publication Date
DE69232227D1 DE69232227D1 (de) 2002-01-10
DE69232227T2 true DE69232227T2 (de) 2002-05-23

Family

ID=13759461

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69232227T Expired - Fee Related DE69232227T2 (de) 1991-03-20 1992-03-19 Verfahren zur Erzeugung von freigebogenen Linien und modellierten Flächen

Country Status (5)

Country Link
US (1) US5410645A (de)
EP (1) EP0504889B1 (de)
JP (1) JPH0535826A (de)
KR (1) KR100253039B1 (de)
DE (1) DE69232227T2 (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5500927A (en) * 1993-03-18 1996-03-19 Macromedia, Inc. System and method for simplifying a computer-generated path
GB2285378B (en) * 1993-06-29 1998-02-04 Fujitsu Ltd Method of and apparatus for generating tangential circle
JP3512091B2 (ja) * 1994-04-28 2004-03-29 ソニー株式会社 自由曲面作成方法及び自由曲面作成装置
JPH07311858A (ja) * 1994-05-18 1995-11-28 Sony Corp 自由曲面作成方法及び自由曲面作成装置
GB2295701B (en) * 1994-11-29 1997-06-25 Honda Motor Co Ltd Method for machining a product die
US5805172A (en) * 1995-11-13 1998-09-08 Brown; Ray Method of generating abstract designs
FR2749527B1 (fr) * 1996-06-06 1998-07-17 Const Mecaniques Des Vosges Procedes pour l'usinage de pieces mecaniques, particulierement de pieces de forme complexe
US5774359A (en) * 1996-09-17 1998-06-30 Autodesk, Inc. Method for generating an extended rolling ball fillet surface between two surfaces
US5995109A (en) * 1997-04-08 1999-11-30 Lsi Logic Corporation Method for rendering high order rational surface patches
JPH10293854A (ja) * 1997-04-18 1998-11-04 Koubundou:Kk 曲線表示方法及び装置、同曲線を表すデータの作成方法及び装置、並びに同表示方法及び作成方法を実現するためのプログラムを記録した記録媒体
AUPP557998A0 (en) * 1998-08-28 1998-09-24 Canon Kabushiki Kaisha Method and apparatus for orientating a set of finite N-dimensional space curves
US6498608B1 (en) * 1998-12-15 2002-12-24 Microsoft Corporation Method and apparatus for variable weight outline emboldening of scalable outline fonts
US6441822B1 (en) * 1999-04-02 2002-08-27 Bruce H. Johnson Drawing with circular arcs
US6392646B1 (en) 1999-12-22 2002-05-21 General Electric Co. Iterative determination of the shortest path between two points on a polygonal surface
AUPQ856700A0 (en) * 2000-07-04 2000-07-27 Ninnes, David Brian Method for creating geometric figures
US6950099B2 (en) * 2002-07-01 2005-09-27 Alias Systems Corp. Approximation of Catmull-Clark subdivision surfaces by Bezier patches
US20060080820A1 (en) * 2004-10-18 2006-04-20 Belote Adam T Method and apparatus for a reducing surface area profile required for a gasket part cut from a sheet of gasket material
JP4934789B2 (ja) * 2006-01-23 2012-05-16 国立大学法人横浜国立大学 補間処理方法および補間処理装置
JP4800873B2 (ja) * 2006-08-04 2011-10-26 オークマ株式会社 近似点群データからの近似曲線生成プログラム及び方法
KR100913848B1 (ko) * 2007-07-06 2009-08-26 삼성중공업 주식회사 곡형 부재 가공 완성도 평가 시스템 및 그 방법
US8300052B1 (en) 2008-09-24 2012-10-30 Autodesk, Inc. Application of bevel curves to splines
JP2012114518A (ja) * 2010-11-19 2012-06-14 Fujitsu Ltd 受信回路、送信回路、通信システム、及び通信システムの送信設定方法
CN102629289B (zh) * 2012-03-05 2014-05-07 南京航空航天大学 一种转角特征插铣刀轨自动生成方法
TWI476640B (zh) 2012-09-28 2015-03-11 Ind Tech Res Inst 時間資料序列的平滑化方法與裝置
CN107350528B (zh) * 2017-09-18 2018-11-02 沈阳飞机工业（集团）有限公司 转角插铣加工的插铣点位构建方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1282142C (en) * 1986-10-21 1991-03-26 Sony Corporation Method for generating offset surface data
CA1293812C (en) * 1987-10-26 1991-12-31 Tetsuzo Kuragano Method and system for generating free curved surface
KR930002339B1 (ko) * 1989-04-20 1993-03-29 가부시기가이샤 도시바 짧은 직선 벡터의 곡선 세그멘트에 3차 베지어(Bzxier)곡선을 정합시키는 방법

Also Published As

Publication number Publication date
EP0504889B1 (de) 2001-11-28
DE69232227D1 (de) 2002-01-10
EP0504889A3 (en) 1994-08-24
US5410645A (en) 1995-04-25
KR100253039B1 (ko) 2000-04-15
KR920018600A (ko) 1992-10-22
JPH0535826A (ja) 1993-02-12
EP0504889A2 (de) 1992-09-23

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee