DE69535528D1 - Bildanzeigesysteme - Google Patents
BildanzeigesystemeInfo
- Publication number
- DE69535528D1 DE69535528D1 DE69535528T DE69535528T DE69535528D1 DE 69535528 D1 DE69535528 D1 DE 69535528D1 DE 69535528 T DE69535528 T DE 69535528T DE 69535528 T DE69535528 T DE 69535528T DE 69535528 D1 DE69535528 D1 DE 69535528D1
- Authority
- DE
- Germany
- Prior art keywords
- image display
- display systems
- systems
- image
- display
- 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
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P6/00—Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
- H02P6/06—Arrangements for speed regulation of a single motor wherein the motor speed is measured and compared with a given physical value so as to adjust the motor speed
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/30—Picture reproducers using solid-state colour display devices
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US339373 | 1994-11-14 | ||
US08/339,373 US5625424A (en) | 1994-11-14 | 1994-11-14 | Digital motor controller for color wheel |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69535528D1 true DE69535528D1 (de) | 2007-08-16 |
DE69535528T2 DE69535528T2 (de) | 2008-03-13 |
Family
ID=23328718
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69535528T Expired - Lifetime DE69535528T2 (de) | 1994-11-14 | 1995-11-14 | Bildanzeigesysteme |
Country Status (5)
Country | Link |
---|---|
US (1) | US5625424A (de) |
EP (1) | EP0712253B1 (de) |
JP (1) | JPH08214580A (de) |
KR (1) | KR960019951A (de) |
DE (1) | DE69535528T2 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105577043A (zh) * | 2014-10-30 | 2016-05-11 | 美蓓亚株式会社 | 马达驱动控制装置以及马达驱动控制装置的控制方法 |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7253794B2 (en) * | 1995-01-31 | 2007-08-07 | Acacia Patent Acquisition Corporation | Display apparatus and method |
US6002452A (en) * | 1995-06-08 | 1999-12-14 | Texas Instruments Incorporated | Sequential color display system with spoke synchronous frame rate conversion |
JPH09140177A (ja) * | 1995-06-13 | 1997-05-27 | Texas Instr Inc <Ti> | 低コストの位相同期モータ制御方法及び構造 |
US5900709A (en) * | 1996-02-23 | 1999-05-04 | Konica Corporation | Rotation control device |
US6054832A (en) * | 1997-05-30 | 2000-04-25 | Texas Instruments Incorporated | Electronically programmable color wheel |
US6054820A (en) * | 1997-12-19 | 2000-04-25 | Canon Kabushiki Kaisha | Motor drive control system |
US6084235A (en) * | 1998-05-27 | 2000-07-04 | Texas Instruments Incorporated | Self aligning color wheel index signal |
US6188187B1 (en) | 1998-08-07 | 2001-02-13 | Nidec America Corporation | Apparatus and method of regulating the speed of a DC brushless motor |
US6285146B1 (en) | 1998-08-07 | 2001-09-04 | Nidec America Corporation | Apparatus and method of regulating the speed of a brushless DC motor |
US6621529B2 (en) | 1999-12-28 | 2003-09-16 | Texas Instruments Incorporated | Common color wheel speed system |
US6828961B2 (en) | 1999-12-30 | 2004-12-07 | Texas Instruments Incorporated | Color wheel synchronization in multi-frame-rate display systems |
CN1941920A (zh) * | 2000-06-07 | 2007-04-04 | 格诺色彩技术有限公司 | 用于电子真彩显示的设备、系统和方法 |
US7471822B2 (en) | 2002-07-24 | 2008-12-30 | Genoa Color Technologies Ltd | Method and apparatus for high brightness wide color gamut display |
TW581928B (en) * | 2003-04-17 | 2004-04-01 | Benq Corp | Projector which can generate a gray-level image for adjusting the color wheel delay and method for adjusting the color wheel delay of the projector |
US7954960B2 (en) * | 2007-12-04 | 2011-06-07 | Silicon Quest Kabushiki-Kaisha | Video image display apparatus and timing control method |
US6874892B1 (en) | 2003-11-13 | 2005-04-05 | Hewlett-Packard Development Company, L.P. | Color setting monitoring system for a digital projector |
US7139040B2 (en) * | 2003-12-29 | 2006-11-21 | Texas Instruments Incorporated | Method to correct non-periodic index event time-of-arrival data in a synchronization system |
KR20060066328A (ko) | 2004-12-13 | 2006-06-16 | 삼성전자주식회사 | 칼라휠장치 및 이를 갖는 광학엔진 |
US20060256821A1 (en) * | 2005-05-13 | 2006-11-16 | Peter Richards | Signal synchronization in display systems |
TWI276907B (en) * | 2005-05-13 | 2007-03-21 | Coretronic Corp | Color wheel calibrating method, color wheel module and projection apparatus |
JP4797489B2 (ja) * | 2005-07-26 | 2011-10-19 | 日本電産株式会社 | カラーホイール回転用装置 |
JP2008026682A (ja) * | 2006-07-24 | 2008-02-07 | Mitsubishi Electric Corp | 色順次画像表示方法、および色順次画像表示装置 |
US20090141194A1 (en) * | 2007-12-04 | 2009-06-04 | Akira Shirai | Apparatus and method, both for controlling spatial light modulator |
US8061846B2 (en) * | 2007-12-04 | 2011-11-22 | Silicon Quest Kabushiki-Kaisha | Light source control method for video image display apparatus and video image display apparatus |
KR101707597B1 (ko) | 2010-12-07 | 2017-02-17 | 한국전자통신연구원 | 홀 센서리스 bldc 모터용 전원 공급 모듈 |
JP7129632B2 (ja) * | 2018-08-29 | 2022-09-02 | パナソニックIpマネジメント株式会社 | モータ駆動制御装置及び投写型映像表示装置 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4523224A (en) * | 1982-12-27 | 1985-06-11 | Welch Allyn Inc. | Color filter wheel synchronizer |
JPS6020787A (ja) * | 1983-07-14 | 1985-02-02 | Ricoh Co Ltd | ブラシレスモ−タのデイジタル位相制御方式 |
JPS60241784A (ja) * | 1984-05-15 | 1985-11-30 | Sanyo Electric Co Ltd | 直流サ−ボモ−タの制御装置 |
US4885793A (en) * | 1987-02-10 | 1989-12-05 | Sanyo Electric Co., Ltd. | Digital servo system using microcomputer for controlling phase and speed of rotary body |
US4896244A (en) * | 1987-03-23 | 1990-01-23 | General Dynamics Electronics Division | Feed forward compensation circuitry and switching logic driver with overcurrent protection incorporating same |
DE3885942T2 (de) * | 1987-04-16 | 1994-03-24 | Matsushita Electric Ind Co Ltd | Mikroprozessorregelsystem insbesondere für einen Motor. |
US4843288A (en) * | 1988-03-28 | 1989-06-27 | Rigidyne Corporation | Phase locked motor control system for multiple disk drive units |
US5046162A (en) * | 1988-08-31 | 1991-09-03 | Brother Kogyo Kabushiki Kaisha | Image input device having color filters and filter position detector |
US5079544A (en) | 1989-02-27 | 1992-01-07 | Texas Instruments Incorporated | Standard independent digitized video system |
US5086261A (en) * | 1989-10-31 | 1992-02-04 | Konica Corporation | Motor speed control device for use in an image forming apparatus |
US4998163A (en) * | 1990-04-02 | 1991-03-05 | Welch Allyn, Inc. | Stepping motor control having a dynamically variable loop filter circuit |
US5057753A (en) * | 1990-06-29 | 1991-10-15 | Seagate Technology, Inc. | Phase commutation circuit for brushless DC motors using a spike insensitive back EMF detection method |
US5350988A (en) * | 1990-07-10 | 1994-09-27 | Alliedsignal, Inc. | Digital motor controller |
US5270622A (en) * | 1992-04-13 | 1993-12-14 | Smith & Nephew Dyonics, Inc. | Brushless motor control system |
JP3084928B2 (ja) * | 1992-05-29 | 2000-09-04 | 三菱電機株式会社 | 電動機の位置制御装置 |
US5365283A (en) * | 1993-07-19 | 1994-11-15 | Texas Instruments Incorporated | Color phase control for projection display using spatial light modulator |
US5452024A (en) | 1993-11-01 | 1995-09-19 | Texas Instruments Incorporated | DMD display system |
-
1994
- 1994-11-14 US US08/339,373 patent/US5625424A/en not_active Expired - Lifetime
-
1995
- 1995-11-13 KR KR1019950040970A patent/KR960019951A/ko not_active Application Discontinuation
- 1995-11-13 JP JP7294569A patent/JPH08214580A/ja active Pending
- 1995-11-14 EP EP95117914A patent/EP0712253B1/de not_active Expired - Lifetime
- 1995-11-14 DE DE69535528T patent/DE69535528T2/de not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105577043A (zh) * | 2014-10-30 | 2016-05-11 | 美蓓亚株式会社 | 马达驱动控制装置以及马达驱动控制装置的控制方法 |
CN105577043B (zh) * | 2014-10-30 | 2019-02-22 | 美蓓亚株式会社 | 马达驱动控制装置以及马达驱动控制装置的控制方法 |
Also Published As
Publication number | Publication date |
---|---|
EP0712253A3 (de) | 1997-10-22 |
EP0712253A2 (de) | 1996-05-15 |
EP0712253B1 (de) | 2007-07-04 |
DE69535528T2 (de) | 2008-03-13 |
JPH08214580A (ja) | 1996-08-20 |
KR960019951A (ko) | 1996-06-17 |
US5625424A (en) | 1997-04-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |