Inner-sensor based pointing device
An inner-sensor based pointing device is presented. The pointing device includes a central housing having an aperture and a sleeve disposed surrounding a portion of the central housing. The sleeve is rotatable about the portion of the central housing and slideable along a portion of the central housing. The pointing device further includes a sensor disposed along a surface of the central housing. The sensor is capable of detecting rotational movement of the sleeve relative to the central housing and axial movement of the sleeve relative to the central housing. Additionally, the pointing device has a circuit in communication with the sensor, the circuit capable of transmitting data to a computer regarding the movement of the sleeve.
1. A pointing device comprising:
a tube;
a sleeve disposed over a portion of the tube that is rotatable about the tube and that is slideable along a generally horizontal axis of the tube; and
a sensor disposed along a surface of the tube that is configured to detect rotational movement of the sleeve relative to the tube and that is configured to detect axial movement of the sleeve relative to the tube.
2. The pointing device of claim 1 , further comprising a circuit in communication with the sensor, the circuit capable of transmitting data to a processor regarding the detected movement of the sleeve.
3. The pointing device of claim 1 , wherein the sensor is selected from the group consisting of a laser sensor and an optical sensor.
4. The pointing device of claim 3 , wherein light provided by the sensor is directed upon a surface of the sleeve.
5. The pointing device of claim 1 , further comprising a support supporting the tube, the support providing for downward movement of the tube.
6. The pointing device of claim 5 , further comprising at least one switch arranged to detect the downward movement of the sleeve and the tube.
7. The pointing device according to claim 6 , wherein the at least one switch comprises a pick switch and the pointing device further comprises a pick adjuster assembly, the pick adjuster assembly being in communication with the pick switch, the pick adjuster assembly including a pick adjuster movable to select a required force for triggering said pick switch.
8. The pointing device of claim 1 , further comprising at least one bushing disposed between the sleeve and the tube.
9. The pointing device of claim 1 , wherein the sleeve includes a pattern on an inner surface of the sleeve.
10. A pointing device comprising:
a central housing having an aperture;
a sleeve disposed over a portion of the central housing that is rotatable about the central housing and that is slideable along a generally horizontal axis of the central housing;
a sensor disposed in the central housing and aligned with the aperture in the central housing that is configured to detect rotational movement of the sleeve relative to the central housing and that is configured to axial movement of the sleeve relative to central housing;
a circuit in communication with the sensor configured to transmit data to a processor regarding the rotational and axial movement of the sleeve.
11. The pointing device of claim 10 , wherein the sensor is selected from the group consisting of a laser sensor and an optical sensor.
12. The pointing device of claim 11 , wherein light provided by the sensor is directed through the aperture upon a surface of the sleeve.
13. The pointing device of claim 10 , further comprising a support supporting the central housing, the support providing for downward movement of the sleeve and the central housing.
14. The pointing device of claim 13 , further comprising at least one switch arranged to detect the downward movement of the sleeve and the central housing.
15. The pointing device according to claim 14 , wherein the at least one switch comprises a pick switch and the pointing device further comprises a pick adjuster assembly, the pick adjuster assembly being in communication with the pick switch, the pick adjuster assembly including a pick adjuster movable to select a required force for triggering said pick switch.
16. The pointing device of claim 10 , further comprising at least one bushing disposed between the sleeve and the central housing.
17. The pointing device of claim 10 , wherein the sleeve includes a pattern on an inner surface of the sleeve.
18. A pointing device comprising:
a central housing having an aperture;
a sleeve disposed over a portion of the central housing that is rotatable about the central housing and that is slideable along a generally horizontal axis of the central housing;
a sensor disposed within the central housing and aligned with the aperture in the central housing, that is configured to detect rotational movement of the sleeve relative to the central housing and that is configured to detect axial movement of the sleeve relative to the central housing;
a support supporting the central housing, the support providing for downward movement of the central housing; and
at least one switch arranged to detect the downward movement of the sleeve and the central housing.
19. The pointing device of claim 18 , further comprising a circuit in communication with the sensor, the circuit configured to transmit data to a processor regarding the axial and rotational movement of the sleeve.
20. The pointing device of claim 18 , further comprising at least one bushing disposed between the sleeve and the central housing.
21. The pointing device of claim 18 , wherein light provided by the sensor is directed through the aperture upon a surface of the sleeve.
22. The pointing device according to claim 18 , wherein the at least one switch comprises a pick switch and the pointing device further comprises a pick adjuster assembly, the pick adjuster assembly being in communication with the pick switch, the pick adjuster assembly including a pick adjuster movable to select a required force for triggering said pick switch.
23. The pointing device of claim 18 , wherein the sleeve includes a pattern on an inner surface of the sleeve.
24. A pointing device comprising:
a roller assembly comprising:
a central housing in the form of a hollow tube, the tubular central housing having an aperture in a surface of the tubular central housing;
a sleeve disposed over a portion of said tubular central housing by bushings, the bushings providing for the sleeve to rotate about the tubular central housing and to slide along a generally horizontal axis about of the tubular central housing;
a sensor within the tubular central housing, the sensor being positioned proximate to and aligned with the aperture, the sensor being configured to detect rotational movement of the sleeve relative to the tubular central housing and to detect axial movement of the sleeve relative to the tubular central housing;
a circuit configured to be in communication with the sensor, the circuit capable of transmitting data to a computer regarding the movement of the sleeve relative to the tubular central housing;
a support supporting the roller assembly, the support providing for downward movement of the roller assembly; and
at least one switch arranged to detect the downward movement of the roller assembly.
25. The pointing device according to claim 24 , wherein the at least one switch comprises a pick switch and the pointing device further comprises a pick adjuster assembly, the pick adjuster assembly being in communication with the pick switch, the pick adjuster assembly including a pick adjuster movable to select a required force for triggering said pick switch.
26. The pointing device of claim 24 , wherein the sleeve includes a pattern on an inner surface of the sleeve.