US5359698A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable random access audio recording and playback apparatus
Assignee: Acacia Research Group LLC
•
Filing: 1991-12-20
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Granted: 1994-10-25
•
Expires: 2011-12-20
Abstract
Abstract Random access solid state memory is used for storing and playing back audio information. Compressed audio information is downloaded to the memory from an audio information source. The operator actuates apparatus for selecting information to be played back from the random access solid state memory.
Inventors
- 👤 Shmuel Goldberg
- 👤 Geora Oron
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 12:48
CPC Classifications
G; G11; G11C; G11C7/00; G11C7/16; G11C2207/00; G11C2207/16
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
155 words
Portable random access audio recording and playback apparatus comprising: a hand held enclosure; a random access solid state memory disposed in the enclosure for storing and playing back audio information; means, disposed within said enclosure, for receiving analog audio information and supplying it to said random access solid state memory is compressed digital form; said random access solid state memory being operative for recording and storing said analog audio information in compressed digital form, a data interface disposed in said hand held enclosure for downloading compressed audio information to said random access solid state memory from an external audio information source and for uploading said analog audio information in compressed digital form from said random access solid state memory to an external information storage medium, operator actuated means for selecting information to be played back from said random access solid state memory, and audio output means for providing an audio output of selected audio information.
Claim 2
Dependent Claim
155 words
Portable random access audio recording and playback apparatus comprising: a hand held enclosure; a random access solid state memory disposed in the enclosure for storing and playing back audio information; means, disposed within said enclosure, for receiving analog audio information and supplying it to said random access solid state memory is compressed digital form; said random access solid state memory being operative for recording and storing said analog audio information in compressed digital form, a data interface disposed in said hand held enclosure for downloading compressed audio information to said random access solid state memory from an external audio information source and for uploading said analog audio information in compressed digital form from said random access solid state memory to an external information storage medium, operator actuated means for selecting information to be played back from said random access solid state memory, and audio output means for providing an audio output of selected audio information.
Claim 3
Dependent Claim
18 words
Apparatus according to claim 1 and wherein said operator actuated means for selecting information include code reader apparatus.
Claim 4
Dependent Claim
19 words
Apparatus according to claim 2 and wherein said operator actuated means for selecting information includes wireless information communications means.
Claim 5
Dependent Claim
19 words
Apparatus according to claim 1 and wherein said operator actuated means for selecting information includes wireless information communication means.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1997-10-24 | 1998-04-25 | 1998-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2001-10-24 | 2002-04-25 | 2002-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2005-10-24 | 2006-04-25 | 2006-10-25 | $7700.00 | Window Closed / Lapsed |