Patent US4939601A successfully refreshed from Google Patents.
US4939601A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Playback apparatus having a single mode selecting pushbutton
Assignee: Panasonic Holdings Corp
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Filing: 1988-07-22
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Granted: 1990-07-03
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Expires: 2008-07-22
Abstract
Abstract A portable playback apparatus includes a manually operated single pushbutton and a control circuit connected to the pushbutton for selectively determining one of a plurality of operating modes of the apparatus in accordance with successive depressions of the pushbutton, or duration of each depression, or in accordance with the number of depressions. The single pushbutton may be attached to an earpiece cord or located on one end face of a housing of the apparatus which is convenient to use.
Inventors
- 👤 Hirotaka Endo
- 👤 Hiroshi Hamanaka
- 👤 Atsushi Nagayoshi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 06:47
CPC Classifications
G; G11; G11B; G11B15/00; G11B15/18; G11B19/00; G11B19/02; G11B19/16; G11B15/02; G11B15/023; G11B15/10
Claims Analysis
Total Claims: 26
Claim 1
Independent Claim
59 words
A playback apparatus having function keys each selecting one of a plurality of operating modes thereof, said playback apparatus further including a remote control device comprising: a manually operating single pushbutton; and control means connected to said pushbutton for selectively determining one of the plurality of operating modes of said apparatus in accordance with successive depressions of said pushbutton.
Claim 2
Dependent Claim
59 words
A playback apparatus having function keys each selecting one of a plurality of operating modes thereof, said playback apparatus further including a remote control device comprising: a manually operating single pushbutton; and control means connected to said pushbutton for selectively determining one of the plurality of operating modes of said apparatus in accordance with successive depressions of said pushbutton.
Claim 3
Dependent Claim
27 words
A playback apparatus as claimed in claim 1, further comprising a cord extending from said apparatus to an earpiece, wherein said pushbutton is attached to said cord.
Claim 4
Dependent Claim
23 words
A playback apparatus as claimed in claim 1, wherein said pushbutton is located on one end face of a housing of said apparatus.
Claim 5
Dependent Claim
64 words
A playback apparatus having function keys each selecting one of a plurality of operating modes thereof, said playback apparatus further including a remote control device comprising: a manually operated single pushbutton; and control means connected to said pushbutton for selectively determining one of the plurality of operating modes of said apparatus in accordance with the length of time during which said pushbutton is depressed.
Claim 6
Dependent Claim
64 words
A playback apparatus having function keys each selecting one of a plurality of operating modes thereof, said playback apparatus further including a remote control device comprising: a manually operated single pushbutton; and control means connected to said pushbutton for selectively determining one of the plurality of operating modes of said apparatus in accordance with the length of time during which said pushbutton is depressed.
Claim 7
Dependent Claim
27 words
A playback apparatus as claimed in claim 4, further comprising a cord extending from said apparatus to an earpiece, wherein said pushbutton is attached to said cord.
Claim 8
Dependent Claim
23 words
A playback apparatus as claimed in claim 4, wherein said pushbutton is located on one end face of a housing of said apparatus.
Claim 9
Dependent Claim
74 words
A playback apparatus having function keys each selecting one of a plurality of operating modes thereof, said playback apparatus further including a remote control device comprising: a manually operated single pushbutton; counter means connected to said pushbutton for incrementing a count in response to depression of said pushbutton; and control means connected to said counter means for selectively determining one of the plurality of operating modes of said apparatus in accordance with said count.
Claim 10
Dependent Claim
74 words
A playback apparatus having function keys each selecting one of a plurality of operating modes thereof, said playback apparatus further including a remote control device comprising: a manually operated single pushbutton; counter means connected to said pushbutton for incrementing a count in response to depression of said pushbutton; and control means connected to said counter means for selectively determining one of the plurality of operating modes of said apparatus in accordance with said count.
Claim 11
Dependent Claim
27 words
A playback apparatus as claimed in claim 7, further comprising a cord extending from said apparatus to an earpiece, wherein said pushbutton is attached to said cord.
Claim 12
Dependent Claim
23 words
A playback apparatus as claimed in claim 7, wherein said pushbutton is located on one end face of a housing of said apparatus.
Claim 13
Dependent Claim
65 words
A portable playback apparatus having an electrically controlled mechanism and function keys each selecting one of a plurality of operating modes thereof, said playback apparatus further including a remote control device comprising: a manually operated single pushbutton; and control means connected to said pushbutton for selectively determining one of the plurality of operating modes of said apparatus in accordance with successive depressions of said pushbutton.
Claim 14
Dependent Claim
65 words
A portable playback apparatus having an electrically controlled mechanism and function keys each selecting one of a plurality of operating modes thereof, said playback apparatus further including a remote control device comprising: a manually operated single pushbutton; and control means connected to said pushbutton for selectively determining one of the plurality of operating modes of said apparatus in accordance with successive depressions of said pushbutton.
Claim 15
Dependent Claim
28 words
A portable playback apparatus as claimed in claim 10, further comprising a cord extending from said apparatus to an earpiece, wherein said pushbutton is attached to said cord.
Claim 16
Dependent Claim
24 words
A portable playback apparatus as claimed in claim 10, wherein said pushbutton is located on one end face of a housing of said apparatus.
Claim 17
Dependent Claim
70 words
A portable playback apparatus having an electrically controlled mechanism and function keys each selecting one of a plurality of operating modes thereof, said playback apparatus further including a remote control device comprising: a manually operated single pushbutton; and control means connected to said pushbutton for selectively determining one of the plurality of operating modes of said apparatus in accordance with the length of time during which said pushbutton is depressed.
Claim 18
Dependent Claim
70 words
A portable playback apparatus having an electrically controlled mechanism and function keys each selecting one of a plurality of operating modes thereof, said playback apparatus further including a remote control device comprising: a manually operated single pushbutton; and control means connected to said pushbutton for selectively determining one of the plurality of operating modes of said apparatus in accordance with the length of time during which said pushbutton is depressed.
Claim 19
Dependent Claim
28 words
A portable playback apparatus as claimed in claim 13, further comprising a cord extending from said apparatus to an earpiece, wherein said pushbutton is attached to said cord.
Claim 20
Dependent Claim
24 words
A portable playback apparatus as claimed in claim 13, wherein said pushbutton is located on one end face of a housing of said apparatus.
Claim 21
Dependent Claim
79 words
A portable playback apparatus having an electrically controlled mechanism and function keys each selecting one of a plurality of operating modes thereof, said playback apparatus further including a remote control device comprising: a manually operated single pushbutton; counter means connected to said pushbutton for incrementing a count in response to depression of pushbutton; and control means connected to said counter means for selectively determining one of the plurality of operating modes of said apparatus in accordance with said count.
Claim 22
Dependent Claim
79 words
A portable playback apparatus having an electrically controlled mechanism and function keys each selecting one of a plurality of operating modes thereof, said playback apparatus further including a remote control device comprising: a manually operated single pushbutton; counter means connected to said pushbutton for incrementing a count in response to depression of pushbutton; and control means connected to said counter means for selectively determining one of the plurality of operating modes of said apparatus in accordance with said count.
Claim 23
Dependent Claim
28 words
A portable playback apparatus as claimed in claim 16, further comprising a cord extending from said apparatus to an earpiece, wherein said pushbutton is attached to said cord.
Claim 24
Dependent Claim
24 words
A portable playback apparatus as claimed in claim 16, wherein said pushbutton is located on one end face of a housing of said apparatus.
Claim 25
Dependent Claim
113 words
A portable playback apparatus having an electrically controlled mechanism, comprising: a manually operated single pushbutton; counter means connected to said pushbutton for incrementing a count in response to depression of said pushbutton; control means connected to said counter means for selectively determining one of a plurality of operating modes of said apparatus in accordance with said count; a plurality of mode selecting function keys associated respectively with said plurality of operating modes of said apparatus, said functions keys being connected to said control means over parallel input lines; and logic circuit means for converting said counts into a plurality of parallel signals and coupling said parallel signals respectively to said parallel input lines.
Claim 26
Dependent Claim
113 words
A portable playback apparatus having an electrically controlled mechanism, comprising: a manually operated single pushbutton; counter means connected to said pushbutton for incrementing a count in response to depression of said pushbutton; control means connected to said counter means for selectively determining one of a plurality of operating modes of said apparatus in accordance with said count; a plurality of mode selecting function keys associated respectively with said plurality of operating modes of said apparatus, said functions keys being connected to said control means over parallel input lines; and logic circuit means for converting said counts into a plurality of parallel signals and coupling said parallel signals respectively to said parallel input lines.
References Cited (Backward Citations)
US4101949A
Cited
US4788713A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1993-07-02 | 1994-01-01 | 1994-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-07-02 | 1998-01-01 | 1998-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-07-02 | 2002-01-01 | 2002-07-03 | $7700.00 | Window Closed / Lapsed |