← Back to Patent Explorer
US6232947B1 Expired / Lapsed US ⏱️ 0.0 years remaining

Video information display system including a reflective type active matrix addressed liquid crystal display and method for synthetically combining and editing data

Assignee: Canon Inc
•
Filing: 1995-03-14
•
Granted: 2001-05-15
•
Expires: 2015-03-14
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

Abstract A display apparatus for displaying video information by superimposing a plurality of images obtained through a plurality of display systems, each including a light source, a reflection type liquid crystal panel and an optical system. The apparatus includes at least either of a system selector for selecting at least one of the plurality of display systems and a modifier for modifying the attributes of the image obtained through one of the display systems.

Inventors

  • 👤 Mamoru Miyawaki
  • 👤 Tetsunobu Kochi

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-09 13:19
CPC Classifications
G; G09; G09G; G09G3/00; G09G3/001; G09G3/002; G02; G02F; G02F1/00; G02F1/01; G02F1/13; G02F1/133; G02F1/1333; G02F1/1335; G02F1/133553; G02F1/136; G02F1/1362; G02F1/136277; H; H04; H04N; H04N5/00; H04N5/74; H04N5/7416; H04N5/7441; H04N7/00; H04N7/14; H04N7/141; H04N7/148; H04N9/00; H04N9/12; H04N9/31; H04N9/3141; H04N9/3147; G09G2360/00; G09G2360/18; G09G3/20; G09G3/34; G09G3/36; G09G3/3611; G09G5/00; G09G5/003; G09G5/006

Claims Analysis

Total Claims: 12
Claim 1
Independent Claim 239 words
A display apparatus comprising: a plurality of switching elements arranged along plural rows and plural columns; a plurality of scan signal wirings commonly connecting, per each row, said switching elements on the row; a plurality of first information signal wirings commonly connecting, per each column, switching elements on the plural odd rows in that column; a plurality of second information signal wirings commonly connecting, per each column, switching elements on the plural even rows in that column; a scan signal wiring drive circuit driving said plural scan signal wirings; an information signal driving circuit driving said plurality of first information signal wirings and said plurality of second information signal wirings; a delay circuit; a video signal input terminal; a plurality of first transfer switches driven by said information signal driving circuit; and a plurality of second transfer switches driven by said information signal driving circuit; wherein each of said plurality of first information signal wirings is connected to said video signal input terminal through a respective first transfer switch and each of said plurality of second information signal wirings is connected to said video signal input terminal through a respective second transfer switch and said delav circuit, and wherein said delay circuit includes means for delaying an information signal in accordance with an amount of spatial displacement between a switching element connected to said first information signal wiring and a switch element connected to said second information signal wiring.
Claim 2
Dependent Claim 239 words
A display apparatus comprising: a plurality of switching elements arranged along plural rows and plural columns; a plurality of scan signal wirings commonly connecting, per each row, said switching elements on the row; a plurality of first information signal wirings commonly connecting, per each column, switching elements on the plural odd rows in that column; a plurality of second information signal wirings commonly connecting, per each column, switching elements on the plural even rows in that column; a scan signal wiring drive circuit driving said plural scan signal wirings; an information signal driving circuit driving said plurality of first information signal wirings and said plurality of second information signal wirings; a delay circuit; a video signal input terminal; a plurality of first transfer switches driven by said information signal driving circuit; and a plurality of second transfer switches driven by said information signal driving circuit; wherein each of said plurality of first information signal wirings is connected to said video signal input terminal through a respective first transfer switch and each of said plurality of second information signal wirings is connected to said video signal input terminal through a respective second transfer switch and said delav circuit, and wherein said delay circuit includes means for delaying an information signal in accordance with an amount of spatial displacement between a switching element connected to said first information signal wiring and a switch element connected to said second information signal wiring.
Claim 3
Dependent Claim 18 words
A display apparatus according to claim 1 , wherein said switching elements operate as three terminal type transistors.
Claim 4
Dependent Claim 18 words
A display apparatus according to claim 1 , wherein said switching elements operate as two terminal type transistors.
Claim 5
Dependent Claim 31 words
A display apparatus according to any one of claims 1 through 3 , wherein said first information signal wirings and said second information signal wirings are formed in a same layer.
Claim 6
Dependent Claim 30 words
A display apparatus according to any one of claims 1 through 3 , wherein said first information signal wirings and said second information signal wirings are formed in different layers.
Claim 7
Dependent Claim 31 words
A display apparatus according to claim 1 , further comprising a video signal input terminal for transmitting video signals to said information signal wirings provided with a video signal delay circuit.
Claim 8
Dependent Claim 29 words
A display apparatus according to claim 1 , wherein said circuits driving said signal wirings are made of monocrystalline Si and said switching elements are made of polycrystalline Si.
Claim 9
Dependent Claim 38 words
A display apparatus according to claim 1 , wherein said switching elements belonging to said even rows and said switching elements belonging to said odd rows are located at respective positions shifted from each other in the columns.
Claim 10
Dependent Claim 40 words
A display apparatus according to claim 6 , wherein said plurality of switching elements on the odd rows and said plurality of switching elements on the even rows are separated from each other in a direction of a scan line.
Claim 11
Dependent Claim 46 words
A display apparatus according to claim 1 , wherein said plurality of switching elements on the odd rows and said plurality of switching elements on the even rows are separated from each other in a direction of a scan line by a width of 0.5 pixel.
Claim 12
Dependent Claim 17 words
A display apparatus according to claim 1 , wherein said switching element comprises a thin film transistor.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 2004-05-14 2004-11-13 2005-05-15 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 2008-05-14 2008-11-13 2009-05-15 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2012-05-14 2012-11-13 2013-05-15 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag