Patent US4934079A successfully refreshed from Google Patents.
US4934079A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Display panel device
Assignee: Individual
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Filing: 1988-09-07
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Granted: 1990-06-19
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Expires: 2008-09-07
Abstract
Abstract A display panel device includes a display panel having a sensor sensitive to light, sound, heat and so on and a recorder/playback combination attached thereto. As an object transparent to or shielding light and generating sound or heat approaches the panel, the sensor is automatically actuated to give an automatic actuation to the recorder/playback combination, thereby reproducing music or sound from the surface of the display panel.
Inventors
- 👤 Hatsuo Hoshi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:13
CPC Classifications
G; G09; G09F; G09F27/00; G09F27/005; G09F2027/001; Y; Y10; Y10S; Y10S40/00; Y10S40/902
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
109 words
A display panel device comprising: a display panel for displaying thereon a photograph or poster; light-detecting sensor means mounted on said display panel; recording and playback means mounted on said display panel and actuated by said light-detecting sensor for recording a preselected audio message and playing said message upon activation by said light-detecting sensor means; speaker means operably coupled to said recording and playback means; a power source for said recorder and playback means mounted on said display panel; and a variable-angle ccd camera detachably mounted on said display panel, with at least one portion of said display panel being adapted to display visual output of said ccd camera.
Claim 2
Dependent Claim
109 words
A display panel device comprising: a display panel for displaying thereon a photograph or poster; light-detecting sensor means mounted on said display panel; recording and playback means mounted on said display panel and actuated by said light-detecting sensor for recording a preselected audio message and playing said message upon activation by said light-detecting sensor means; speaker means operably coupled to said recording and playback means; a power source for said recorder and playback means mounted on said display panel; and a variable-angle ccd camera detachably mounted on said display panel, with at least one portion of said display panel being adapted to display visual output of said ccd camera.
Claim 3
Dependent Claim
29 words
The display panel of claim 1 wherein said display panel is comprised of a material selected from the group consisting of paper, plastics, wood, and ferrous and non-ferrous metals.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1993-06-18 | 1993-12-18 | 1994-06-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-06-18 | 1997-12-18 | 1998-06-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-06-18 | 2001-12-18 | 2002-06-19 | $7700.00 | Window Closed / Lapsed |