초록

A peripheral input device for controlling movements on a display screen. The peripheral input device includes a housing and an optical touch pad carried by the housing. The optical touch pad is configured to translate finger motion into movements on the display screen.

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1. A mouse, comprising: a housing having a generally flat bottom surface and a generally curved top surface, the generally curved top surface having a contour that substantially conforms to the contour of the inside of a hand;a finger actuated scrolling region integrated into the top surface of the

1. A mouse, comprising: a housing having a generally flat bottom surface and a generally curved top surface, the generally curved top surface having a contour that substantially conforms to the contour of the inside of a hand;a finger actuated scrolling region integrated into the top surface of the housing; andan optical system disposed inside the housing and configured to detect finger movement across the scrolling region, wherein the finger actuated scrolling region represents a working area of the optical system. 2. A mouse, comprising: a housing;a finger actuated scrolling region integrated into the housing; andan optical system disposed inside the housing and configured to detect finger movement across the scrolling region, wherein the finger actuated scrolling region represents a working area of the optical system;wherein the scrolling region comprises an optically operable window carried by the housing of the mouse, such that the optical system is further configured to work through the optically operable window so as to detect movements of a finger in close proximity to and moving across the optically operable window in order to detect the finger movement across the scrolling region,wherein the optical system further comprises one or more light sources and one or more optical sensors for detecting movements of a finger in close proximity to and moving across the optically operable window by receiving light reflected directly from the finger through the optically operable window. 3. The mouse, as recited in claim 2, wherein the one or more light sources are a light emitter configured to shine light towards the optically operable window, and the one or more optical sensors are light detectors configured to measure the light intensity of the light that is reflected off an object located at the optically operable window. 4. The mouse, as recited in claim 2, wherein the scrolling region further comprises an optical touch pad configured to translate finger motion into scrolling movements. 5. The mouse, as recited in claim 2, further comprising: a light guide that directs light from the one or more light sources to the housing at the scrolling region; anda lens that helps direct light from the housing at the scrolling region to the optical sensors. 6. The mouse, as recited in claim 2, wherein the housing of the mouse is formed from an optically transmissive material. 7. The mouse, as recited in claim 2, wherein the housing of the mouse is formed from a translucent material. 8. The mouse, as recited in claim 2, further comprising: a controller coupled to the one or more optical sensors configured to interpret data collected by the one or more optical sensors and reports this information to a host system. 9. The mouse, as recited in claim 2, further comprising: a position detection mechanism carried by the housing of the mouse and configured to translate finger motion and/or housing motion into movements on a display coupled to the mouse. 10. The mouse, as recited in claim 9, wherein the movements controlled by the finger motion are different than the movements controlled by the housing motion. 11. The mouse, as recited in claim 10, wherein the movements controlled by the finger motion correspond to scrolling movements and wherein the movements controlled by the housing motion correspond to cursor movements. 12. The mouse, as recited in claim 1, further comprising: an audio feedback device that provides audio feedback to a user of the mouse at a rate at which an object is moved across the optically operable window. 13. The mouse, as recited in claim 1, wherein the optically operable window is located above a printed circuit board enclosed within the housing of the mouse, and the one or more light sources and optical sensors are mounted on the printed circuit board. 14. The mouse, as recited in claim 13, wherein at least one of the one or more light sources and optical sensors is mounted on a bottom side of the printed circuit board, and the printed circuit board includes one or more openings through which the at least one of the one or more light sources and optical sensors optically communicate with a surface outside the housing. 15. The mouse, as recited in claim 1, wherein the optical system is further configured to work through the window. 16. The mouse, as recited in claim 15, wherein the optical system is further configured so as to detect finger movement across the window. 17. The mouse, as recited in claim 1, further comprising: a first position detection mechanism carried by the housing of the mouse and configured to translate the finger motion into scrolling movements. 18. The mouse, as recited in claim 17, further comprising a second position detection mechanism configured to translate housing motion into cursor movements. 19. The mouse, as recited in claim 1, wherein the mouse further comprises a second optical system configured to detect movement of the mouse across a surface. 20. The mouse, as recited in claim 19, wherein the mouse further comprises a single light source, a beam splitter system, and a pair of optical sensors. 21. The mouse as recited in claim 1, wherein vertical scrolling is implemented when a finger is moved along a first direction and horizontal scrolling in implemented when the finger is moved along a second direction. 22. The mouse as recited in claim 21, wherein the mouse has a longitudinal axis generally extending along the length of the mouse and a transverse axis, extending perpendicular to the longitudinal axis, and the first direction is generally along the longitudinal axis of the mouse and the second direction is generally along the transverse axis of the mouse. 23. A method comprising: detecting finger movement across a finger actuated scrolling region integrated into a housing of a mouse, wherein the finger actuated scrolling region represents a working area of an optical system disposed within the housing of the mouse, the optical system including at least one light source and at least one light detector;detecting movement of the mouse across a surface external to the mouse, the external surface being other than a surface immediately adjacent the finger actuated scrolling region,translating the detected finger movement into a first movement on a display; andtranslating the detected movement of the mouse across the external surface into a second movement on the display, the second movement being distinct from the first movement. 24. The method of claim 23, further comprising: directing light from the at least one light source to the working area of the optical system; andreceiving light reflected from the working area at the at least one light detector. 25. The method of claim 24, wherein the at least one light detector comprises a plurality of light detectors, and receiving light reflected from the working area comprises receiving reflected light at each of the plurality of light detectors. 26. The method of claim 23, further comprising: using the at least one light source to generate a first light beam and a light second beam;directing the first light beam onto the working area of the optical system;directing the second light beam onto the external surface; andusing reflected light from the second light beam to detect mouse positions relative to the external surface. 27. The method of claim 26, wherein the at least one light detector comprises a first and a second light detector, the method further comprising: receiving light of the first light beam reflected from the working area onto the first light detector; andreceiving light of the second light beam reflected from the external surface onto the second light detector. 28. The method of claim 27, wherein the at least one light source comprises a single light source, the method further comprising: splitting light emanating from the single light source into the first and the second light beams. 29. The method of claim 27, wherein the at least one light source comprises a first and second light source, the method further comprising: generating the first light beam using the first light source, andgenerating the second light beam using the second light source. 30. A mouse, comprising: a housing having a generally flat bottom surface and a top surface;a finger actuated scrolling region integrated into the top surface of the housing;an optical system disposed inside the housing and configured to detect finger movement across the scrolling region, wherein the finger actuated scrolling region represents a working area of the optical system, andmeans, at least partially distinct from the optical system to detect finger movement across the scrolling region, for detecting movement of the housing across a surface external to the housing while at least a portion of the bottom surface of the housing is in contact with the external surface and the external surface is other than a surface immediately adjacent the finger actuated scrolling region. 31. The mouse as recited in 30, wherein the means for detecting comprises another optical system, the other optical system including at least some elements distinct from the optical system configured to detect finger movement across the scrolling region. 32. The mouse as recited in 30, wherein the means for detecting comprises a mechanical mechanism. 33. The mouse as recited in 32, wherein the means for detecting comprises a trackball. 34. The mouse as recited in claim 30 wherein the optical system is configured to produce a first position signal for making a first movement a on a display screen, and the detecting means is configured to produce a second position signal for making a second movement on the display screen, the second movement being distinct from the first movement. 35. A mouse, comprising: a housinga finger actuated scrolling region integrated into the housing; andan optical system disposed inside the housing and configured to detect finger movement through the housing and in multiple directions across the scrolling region;wherein vertical scrolling is implemented when a finger is moved along a first direction and horizontal scrolling in implemented when the finger is moved along a second direction. 36. The mouse as recited in claim 35, wherein the mouse has a longitudinal axis generally extending along the length of the mouse and a transverse axis, extending perpendicular to the longitudinal axis, and the first direction is generally along the longitudinal axis of the mouse and the second direction is generally along the transverse axis of the mouse.