JPS6486682A - Video projector - Google Patents
Video projectorInfo
- Publication number
- JPS6486682A JPS6486682A JP24483487A JP24483487A JPS6486682A JP S6486682 A JPS6486682 A JP S6486682A JP 24483487 A JP24483487 A JP 24483487A JP 24483487 A JP24483487 A JP 24483487A JP S6486682 A JPS6486682 A JP S6486682A
- Authority
- JP
- Japan
- Prior art keywords
- picture frame
- reference picture
- aspect ratio
- video
- conforming
- 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.)
- Granted
Links
Landscapes
- Transforming Electric Information Into Light Information (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62244834A JP2605738B2 (ja) | 1987-09-28 | 1987-09-28 | ビデオ投影装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62244834A JP2605738B2 (ja) | 1987-09-28 | 1987-09-28 | ビデオ投影装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6486682A true JPS6486682A (en) | 1989-03-31 |
JP2605738B2 JP2605738B2 (ja) | 1997-04-30 |
Family
ID=17124654
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP62244834A Expired - Fee Related JP2605738B2 (ja) | 1987-09-28 | 1987-09-28 | ビデオ投影装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2605738B2 (ja) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5285268A (en) * | 1991-12-10 | 1994-02-08 | Victor Company Of Japan, Ltd. | Projection type display device having a mask for cutting off unnecessary light parts of displayed picture |
US5386252A (en) * | 1991-08-27 | 1995-01-31 | Hitachi, Ltd. | Projection system and display apparatus for compressing and expanding aspect ratio of a picture |
EP0961502A3 (en) * | 1998-05-29 | 2004-09-29 | Texas Instruments Incorporated | Cinema projector using spatial light modulators |
JP2006060562A (ja) * | 2004-08-20 | 2006-03-02 | Sony Corp | 表示装置 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5525234A (en) * | 1978-08-10 | 1980-02-22 | Sony Corp | Picture display device |
-
1987
- 1987-09-28 JP JP62244834A patent/JP2605738B2/ja not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5525234A (en) * | 1978-08-10 | 1980-02-22 | Sony Corp | Picture display device |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5386252A (en) * | 1991-08-27 | 1995-01-31 | Hitachi, Ltd. | Projection system and display apparatus for compressing and expanding aspect ratio of a picture |
US5285268A (en) * | 1991-12-10 | 1994-02-08 | Victor Company Of Japan, Ltd. | Projection type display device having a mask for cutting off unnecessary light parts of displayed picture |
EP0961502A3 (en) * | 1998-05-29 | 2004-09-29 | Texas Instruments Incorporated | Cinema projector using spatial light modulators |
JP2006060562A (ja) * | 2004-08-20 | 2006-03-02 | Sony Corp | 表示装置 |
Also Published As
Publication number | Publication date |
---|---|
JP2605738B2 (ja) | 1997-04-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
LAPS | Cancellation because of no payment of annual fees |