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US4928173A Expired / Lapsed US ⏱️ 0.0 years remaining

Picture display device

Assignee: Mitsubishi Electric Corp
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Filing: 1989-06-22
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Granted: 1990-05-22
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Expires: 2009-06-22
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Abstract

Abstract A picture display device can indicate information of plural still pictures, and comprises an increased unit enclosing plural frame memory boards for inputting and storing the picture signals through a buffer circuit and indicating the pictures onto respective displays connected individually, an image file controller acting as a host controller, and a buffer board connected to the image controller and supplying the picture signals stored in the image file controller to a buffer circuit in the increased unit. Information of different pictures can be transmitted and stored respectively to plural sheets of the frame boards for indication only, thereby the information of respective pictures can be indicated on respective plural displays individually and simultaneously.

Inventors

  • 👤 Takahiko Yamamuro

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 06:34
CPC Classifications
H; H04; H04N; H04N1/00; H04N1/21; H04N1/2166; H04N1/2179

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 149 words
A picture display device comprising: an image file controller for storing inputted pictures in arbitrarily taken state and for controlling the whole device; a flat visual terminal being an operation terminal of said image file controller; a picture input/output device connected to said image file controller for taking the pictures and outputting the picture indication signals; displays connected as indication parts to said picture input/output device for monitoring the inputted pictures of said picture input/output device and for indicating the stored pictures of said image file controller; a buffer board connected to said image file controller; and an increased unit having a plurality of frame memory boards for inputting and storing the picture signals stored in said image file controller through a buffer circuit connected conductively to said buffer board in response to operation of said flat visual terminal and for indicating the pictures onto respective displays connected individually.
Claim 2
Dependent Claim 149 words
A picture display device comprising: an image file controller for storing inputted pictures in arbitrarily taken state and for controlling the whole device; a flat visual terminal being an operation terminal of said image file controller; a picture input/output device connected to said image file controller for taking the pictures and outputting the picture indication signals; displays connected as indication parts to said picture input/output device for monitoring the inputted pictures of said picture input/output device and for indicating the stored pictures of said image file controller; a buffer board connected to said image file controller; and an increased unit having a plurality of frame memory boards for inputting and storing the picture signals stored in said image file controller through a buffer circuit connected conductively to said buffer board in response to operation of said flat visual terminal and for indicating the pictures onto respective displays connected individually.

References Cited (Backward Citations)

US4264808A Cited
JPS61198993A Cited
JPS6244353A Cited
US4782390A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1993-05-21 1993-11-20 1994-05-22 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1997-05-21 1997-11-20 1998-05-22 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2001-05-21 2001-11-20 2002-05-22 $7700.00 Window Closed / Lapsed

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