US6683599B2
Expired / Lapsed
US
⏱️ 0.0 years remaining
Keypads style input device for electrical device
Assignee: Nokia Technologies Oy
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Filing: 2001-06-29
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Granted: 2004-01-27
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Expires: 2021-06-29
Abstract
Abstract A mobile telephone includes a body, a display, and a keypad. The keypad is removably secured to the body and coupled to a processor. The keypad is depressible along a plurality of directions and can be switched between a first mode and second mode, wherein each combination of depressible direction and mode represent a unique group of alphanumeric letters. The processor includes word recognition software, such a desire word can be determined form the sequence of groups of letter selected without having to select each individual letter.
Inventors
- 👤 Robert A. Shepherd
- 👤 Nikolaj Helberg Bestle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:44
CPC Classifications
H; H04; H04B; H04B1/00; H04B1/38; G; G06; G06F; G06F3/00; G06F3/01; G06F3/02; G06F3/023; G06F3/0233; G06F3/0234
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
114 words
An electrical device comprising: a body for retaining a control processor; a display secured to the body coupled to the processor for visual presentation of information; and a keypad removably secured to the body and coupled to the processor, wherein the keypad is depressible along a plurality of directions and can be switched between a first mode and second mode and wherein each combination of depressible direction and mode represent a unique group of alphanumeric letters by selecting a letter in the first mode using lateral movement only of the keypad and selecting a letter in the second mode by a vertical pressing of the keypad and then a lateral movement of the keypad.
Claim 2
Dependent Claim
114 words
An electrical device comprising: a body for retaining a control processor; a display secured to the body coupled to the processor for visual presentation of information; and a keypad removably secured to the body and coupled to the processor, wherein the keypad is depressible along a plurality of directions and can be switched between a first mode and second mode and wherein each combination of depressible direction and mode represent a unique group of alphanumeric letters by selecting a letter in the first mode using lateral movement only of the keypad and selecting a letter in the second mode by a vertical pressing of the keypad and then a lateral movement of the keypad.
Claim 3
Dependent Claim
15 words
The electrical device according to claim 1 , further comprising a annulus of numerical keys.
Claim 4
Dependent Claim
40 words
The electrical device according to claim 2 , further comprising means for text recognition controlled by and coupled to the processor for determining, based on sequence of the unique groups selected, a unique word selected from a plurality of words.
Claim 5
Dependent Claim
27 words
The electrical device according to claim 3 , wherein the keypad can be reposition in an orientation that is vertical relative to the orientation of the display.
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) | 2007-01-26 | 2007-07-28 | 2008-01-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2011-01-26 | 2011-07-28 | 2012-01-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2015-01-26 | 2015-07-28 | 2016-01-27 | $7700.00 | Window Closed / Lapsed |