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US Patent 5477508 - Control of digital watch using menu and thumbwheel

US Patent Issued on December 19, 1995
Estimated Patent Expiration Date: Icon_subject May 31, 2014Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
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Abstract

A method and apparatus for control of a digital watch and associated functions, based on a user interface with a menu and thumbwheel. The watch consists of an internal clock, microprocessor, display, rotating cylinder (thumbwheel) operated by the thumb or finger, and a button. The display consists of a matrix of pixels and can display menus or other information with small characters and time and date information in a larger size. Rotating the cylinder results in changing the designated item in a menu, which is typically indicated in reverse video, and pressing the button results in the designated item being selected. In cases where a parameter is modified and the values of the parameter are well known and have a natural order (such as minutes) only the present value of the parameter is displayed, and movement of the thumbwheel causes the displayed value to be incremented or decremented, as appropriate. Pressing the selector button causes the actual value of the parameter to be replaced by the displayed value. The use of a hierarchical set of menus and a thumbwheel allows control of a watch with only a single button and avoids excessive dependence on multiple buttons the function of which is context-dependent and difficult to learn and to remember.

Other References

  • Sedgwick, "The Complexity Problem", Atlantic Monthly, vol. 271, No. 3, pp. 96-104 (Mar., 1993)
  • Mills, Joshua "Among Desktop Users, Support Grows for the Trackball", New York Times, Jan. 9, 1994, p. 12
  • Lampson, B. W. "Personal Distributed Computing: The Alto and Ethernet Software", from Goldberg, Adele, A History of Personal Workstations ACM Press, New York, 198

Inventor

Application

No. 251207 filed on 05/31/1994

US Classes:

368/189, With pulse blocking means368/69, With manually actuated display368/281Wrist worn

Field of Search

368/280, Of particular material368/281, Wrist worn368/282, With band or bracelet details368/69, With manually actuated display368/70, Operated sequentially for distinct time data368/185, For setting368/186, With rate regulation368/187, By electrical device actuation368/188, With single actuation and plural pulses368/189, With pulse blocking means368/190By winding means (e.g., stem)

Examiners

Primary: Roskoski, Bernard

US Patent References

3541541, 3835464, 4115993, Digital alarm watch
Issued on: 09/26/1978
Inventor: Moriya
4257115, Switch structure for electronic timepiece
Issued on: 03/17/1981
Inventor: Hatuse ,   et al.
4354260, Personal data bank system
Issued on: 10/12/1982
Inventor: Planzo
4358837, Time correcting method
Issued on: 11/09/1982
Inventor: Yamazaki ,   et al.
4395134, Joystick switch for timepieces
Issued on: 07/26/1983
Inventor: Luce
4881179, Method for providing information security protocols to an electronic calendar
Issued on: 11/14/1989
Inventor: Vincent
4905213, Medication reminder
Issued on: 02/27/1990
Inventor: Masse, et al.
4982388, Apparatus dial and watch
Issued on: 01/01/1991
Inventor: Erard
5088070, Selecting apparatus for a multimode electronic wrist instrument
Issued on: 02/11/1992
Inventor: Shiff
5208736, Portable computer with trackball mounted in display section
Issued on: 05/04/1993
Inventor: Crooks, et al.
5257244Menu display of operating instructions with indicia for multimode electronic timepiece
Issued on: 10/26/1993
Inventor: Thinsen

International Class

G04C 017/00

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