KR970003647U - Structure of rear projection screen - Google Patents
Structure of rear projection screenInfo
- Publication number
- KR970003647U KR970003647U KR2019950012579U KR19950012579U KR970003647U KR 970003647 U KR970003647 U KR 970003647U KR 2019950012579 U KR2019950012579 U KR 2019950012579U KR 19950012579 U KR19950012579 U KR 19950012579U KR 970003647 U KR970003647 U KR 970003647U
- Authority
- KR
- South Korea
- Prior art keywords
- projection screen
- rear projection
- screen
- projection
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
- H04N9/3141—Constructional details thereof
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
- G02B3/0006—Arrays
- G02B3/0037—Arrays characterized by the distribution or form of lenses
- G02B3/005—Arrays characterized by the distribution or form of lenses arranged along a single direction only, e.g. lenticular sheets
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/54—Accessories
- G03B21/56—Projection screens
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
- H04N5/21—Circuitry for suppressing or minimising disturbance, e.g. moiré or halo
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Overhead Projectors And Projection Screens (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019950012579U KR0127352Y1 (en) | 1995-06-02 | 1995-06-02 | The structure of rear viewer projection screen |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019950012579U KR0127352Y1 (en) | 1995-06-02 | 1995-06-02 | The structure of rear viewer projection screen |
Publications (2)
Publication Number | Publication Date |
---|---|
KR970003647U true KR970003647U (en) | 1997-01-24 |
KR0127352Y1 KR0127352Y1 (en) | 1998-12-15 |
Family
ID=19414933
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019950012579U KR0127352Y1 (en) | 1995-06-02 | 1995-06-02 | The structure of rear viewer projection screen |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR0127352Y1 (en) |
-
1995
- 1995-06-02 KR KR2019950012579U patent/KR0127352Y1/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR0127352Y1 (en) | 1998-12-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E701 | Decision to grant or registration of patent right | ||
REGI | Registration of establishment | ||
FPAY | Annual fee payment |
Payment date: 20070629 Year of fee payment: 10 |
|
LAPS | Lapse due to unpaid annual fee |