1. Apparatus comprising:
an active antenna; and
an attachment component including a floating portion adapted to resonate in the presence of a carrier wave transmitted by the active antenna.
2. The apparatus of claim 1, wherein the attachment component attaches a wearable electronic device to a user.
3. The apparatus of claim 2, wherein the attachment component is a clip and the wearable electronic device is a stylus.
4. The apparatus of claim 1, wherein the active antenna is attached to a printed circuit board that is positioned parallel to a plane of the floating portion of the attachment component.
5. The apparatus of claim 1, wherein the floating portion of the attachment component is a u-shaped wire structure.
6. The apparatus of claim 1, wherein the floating portion of the attachment component includes one or more coiled regions.
7. The apparatus of claim 1, wherein the floating portion of the attachment component is coupled to a resonant network within the wearable electronic device that tunes the resonant frequency of the floating portion.
8. Apparatus comprising:
a stylus including an active antenna and an attachment component including a floating portion adapted to resonate in the presence of a carrier wave transmitted by the active antenna.
9. The apparatus of claim 8, wherein the active antenna is attached to a printed circuit board that is positioned parallel to a plane of the floating portion of the attachment component.
10. The apparatus of claim 8, wherein the active antenna is positioned internal to an outer casing of the stylus.
11. The apparatus of claim 8, wherein the floating portion of the attachment component is a u-shaped wire structure.
12. The apparatus of claim 8, wherein the floating portion of the attachment component includes one or more coiled regions.
13. The apparatus of claim 8, wherein the floating portion of the attachment component is coupled to a resonant network that tunes a resonant frequency of the floating external clip.
14. The apparatus of claim 8, wherein the floating portion of the attachment component resonates in a frequency range substantially between 2.4 gigahertz (GHz) and 2.485 GHz.
15. A method comprising:
exciting a floating portion of an attachment component into a state of resonance by transmitting a carrier wave via an active antenna of a wearable electronic device, the attachment component attached to an external surface of a wearable electronic device.
16. The method of claim 15, wherein the floating portion of the attachment component resonates in a frequency range substantially between 2.4 GHz and 2.485 GHz.
17. The method of claim 15, wherein the active antenna is attached to a printed circuit board positioned parallel to a plane of the floating portion.
18. The method of claim 15, wherein the floating portion of the attachment component is a u-shaped wire structure.
19. The method of claim 15, wherein the floating portion of the attachment component includes one or more coiled portions.
20. The method of claim 15, wherein the floating portion of the attachment component is coupled to a resonant network that tunes a resonant frequency of the floating portion.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A data storage device, comprising:
a housing;
a rotatable medium connected with the housing, said rotatable medium including a template pattern having a marker zone;
an actuator rotatably connected with the housing;
a head operably connected with the actuator, the head being adapted to access the rotatable medium;
a ramp associated with the housing, ramp being adapted to remove the head from accessing the rotatable medium;
a crash stop associated with the housing;
a machine readable medium having instructions to:
determine a location of a marker zone edge of the template pattern;
determine a location of the ramp relative to the marker zone edge;
determine a location of the crash stop relative to the marker zone edge;
calculate a width of a data stroke based on the location of the ramp and the location of the crash stop;
compare the width of the data stroke to one or more criteria; and
a processor adapted to execute the instructions.
2. The data storage device of claim 1, wherein the instructions to determine a location of said ramp relative to said marker zone edge include instructions to:
position said head over said marker zone edge;
read said template pattern with said head;
measure a metric while reading said template pattern with said head;
adjust said actuator such that said head moves toward an outer edge of said rotatable medium; and
detect a severe change in the metric.
3. The data storage device of claim 1, wherein the instructions to determine a location of said ramp relative to said marker zone edge include instructions to:
position said head over said marker zone edge;
read said template pattern with said head;
measure a metric while reading said template pattern with said head;
adjust said actuator such that said head moves toward an inner diameter of said rotatable medium;
detect a severe change in the metric.
4. The data storage device of claim 2, wherein the metric is a bias force.
5. The data storage device of claim 2, wherein the metric is an AGC level.
6. The data storage device of claim 4, wherein the severe change is a severe drop.
7. The data storage device of claim 5, wherein the severe change is a sharp rise.
8. The data storage device of claim 6, wherein the severe change is a sharp rise.
9. the data storage device of claim 1, wherein the instructions to determine a location of said crash stop relative to said marker zone edge include instructions to:
position said head river said marker zone edge;
read said template pattern with said head;
measure a metric while reading said template pattern with said head;
adjust said actuator such that said head moves toward an inner diameter of said rotatable medium; and
detect a severe change in the metric.
10. The data storage device of claim 1, wherein the instructions to determine a location of said crash stop relative to said marker zone edge include instructions to:
position said head over said marker zone edge;
read said template pattern with said head;
measure a metric while reading said template pattern with said head;
adjust said actuator such that said head moves toward an outer edge of said rotatable medium; and
detect a severe change in the metric.
11. The data storage device of claim 9, wherein the metric is a bias force.
12. The data storage device of claim 11, wherein the severe change is a sharp rise.
13. The data storage device of claim 11, wherein the severe change is a severe drop.
14. The data storage device of claim 1, wherein the instructions to calculate the width of said data stroke based on the location of said ramp and the location of said crash stop include instructions to:
determine one or more portions of the data stroke within one or more radial zones;
weigh the one or more portions by circumferential density; and
sum the weighted one or more portions.
15. The data storage device of claim 1, wherein the criterion is one of maximum track capacity and minimum track density.
16. A data storage device, comprising:
a housing;
a rotatable medium connected with the housing, said rotatable medium including a template pattern having a marker zone;
an actuator rotatably connected with the housing;
a head operably connected with the actuator the head being adapted to access the rotatable medium;
a ramp associated with the housing, the ramp being adapted to remove the head from accessing the rotatable medium;
a crash stop associated with the housing;
a machine readable medium having instructions to:
determine, a location of a marker zone edge of said template pattern;
determine a location of the ramp relative to the marker zone edge;
determine a location of the crash stop relative to the marker zone edge;
calculate a width of a data stroke based on the location of the ramp and the location of the crash stop;
write a final servo pattern on the rotatable medium based on the width; and
a processor adapted to execute the instructions.
17. The data storage device of claim 16, wherein the instructions to determine a location of said crash stop relative to said marker zone edge include instructions to:
position said head over said marker zone edge;
read said template pattern with said head;
measure a metric while reading said template pattern with said head;
adjust said actuator such that said head moves toward an inner diameter of said rotatable medium; and
detect a severe change in the metric.
18. The data storage device of claim 16, wherein the instructions to determine a location of said ramp relative to said marker zone edge include instructions to:
position said head over said marker zone edge;
read said template pattern with said head;
measure a metric while reading said template pattern with said head;
adjust said actuator such that said head moves toward an inner diameter of said rotatable medium; and
detect a severe change in the metric.
19. The data storage device of claim 17, wherein the metric is a bias force.
20. The data storage device of claim 17, wherein the metric is an AGC level.
21. The data storage device of claim 19, wherein the severe change is a severe drop.
22. The data storage device of claim 19, wherein the severe change is a sharp rise.
23. The data storage device of claim 20, wherein the severe change is a sharp rise.
24. The data storage device of claim 16, wherein the instructions to determine a location of said crash stop relative to said marker zone edge include instructions to:
position said head over said marker zone edge;
read said template pattern with said head;
measure a metric while reading said template pattern with said head;
adjust said actuator such that said head moves toward an outer edge of said rotatable medium; and
detect a severe change in the metric.
25. The data storage device of claim 16, wherein the instructions to determine a location of said crash stop relative to said marker zone edge include instructions to:
position said head over said marker zone edge;
read said template pattern with said head;
measure a metric while reading said template pattern with said head;
adjust said actuator such that said head moves toward an inner diameter of said rotatable medium; and
detect a severe change in the metric.
26. The data storage device of claim 24, wherein the metric is a bias force.
27. The data storage device of claim 26, wherein the severe change is a sharp rise.
28. The data storage device of claim 26, wherein the severe change is a severe drop.
29. The data storage device of claim 16, wherein the instructions to calculate the width based on the location of said ramp and the location of the inner diameter include instructions to:
determine one or more portions of the data stroke within one or more radial zones;
weigh the one or more portions by circumferential density; and
sum the weighted one or more portions.
30. The data storage device of claim 16, wherein the instructions to write the final servo pattern on said rotatable medium based on the width include instructions to:
select a track density;
select a capacity; and
determine a first user track and a final user track based on the track density and the capacity;
wherein a distance between said ramp and the first user track is at least a minimum outer guard band and a distance between said crash stop and the final user track is at least a minimum inner guard band.
31. The data storage device of claim 16, wherein the instructions to write the final servo pattern on said rotatable medium based on the width includes instructions to:
select an outer guard band;
select an inner guard band;
select a capacity; and
determine a track density based on the capacity the outer guard band, the inner guard band, and the width.
32. The data storage device of claim 16, wherein the instructions to write the final servo pattern on said rotatable medium based on the width includes instructions to:
select an outer guard band;
select an inner guard band;
select a track density; and
determine a capacity based on the track density, the outer guard band, the inner guard band, and the width.
33. The data storage device of claim 16, wherein the instructions to determine a location of said ramp relative to said marker zone edge include instructions to:
locate said marker zone edge using said head;
move said actuator such that said head moves toward an outer edge of said rotatable medium;
measure a plurality of cycles as said head moves from the marker zone edge toward the outer edge of said rotatable medium; and
determine a position of said ramp by detecting a severe change in the metric.
34. The data storage device of claim 16, wherein the instructions to determine a location of said crash stop relative to said marker zone edge include instructions to:
locate said marker zone edge using said head;
move said actuator such that said head moves toward an inner diameter of said rotatable medium;
measure a plurality of cycles as said head moves from said marker zone edge toward the inner diameter of said rotatable medium; and
determine a position of said crash stop by detecting a severe change in the metric.
35. The data storage device of claim 33, wherein the metric is a bias force.
36. The data storage device of claim 33, wherein the metric is an AGC level.
37. The data storage device of claim 35, wherein the severe change is a severe drop.
38. The data storage device of claim 35, Wherein the severe change is a sharp rise.
39. The data storage device of claim 36, wherein the severe change is a sharp rise.
40. The data storage device of claim 16, wherein said template pattern is one of a media written pattern and a printed media pattern.
41. The data storage device of claim 30, wherein the instructions to write said final servo pattern on said rotatable medium based on the width further includes instructions to write a set of tracks from the first user track to the final user track.
42. The data storage device of claim 31, wherein the instructions to write said final servo pattern on said rotatable medium based on the width further includes instructions to write a set of tracks between said inner guard band and said outer guard band.
43. The data storage device of claim 32, wherein the instructions to write said final servo pattern on said rotatable medium based on the width further includes instructions to write a set of tracks between said inner guard band and said outer guard band.
44. A data storage device, comprising:
a rotatable medium having a template pattern;
a ramp;
a crash stop;
a machine readable medium having instructions to:
determine a location of a marker zone edge of said template pattern;
determine a location of said ramp relative to said marker zone edge;
determine a location of said crash stop relative to said marker zone edge; and
calculate a width of a data stroke based on the location of said ramp and the location of said crash stop; and
write a final servo pattern on the rotatable medium based on the width of the data stroke; and
a processor adapted to execute the instructions.
45. The data storage device of claim 44, further comprising:
an actuator;
a head connected with said actuator;
wherein the instructions to determine a location of said ramp relative to said marker zone edge include instructions to:
position said head over said marker zone edge;
read said template pattern with said head;
measure a metric while reading said template pattern with said head;
adjust said actuator such that said head moves toward said ramp across said rotatable medium; and
detect a severe change in the metric.
46. The data storage device of claim 45, wherein the metric is one of a bias force and an AGC level.
47. The data storage device of claim 44, further comprising:
an actuator;
a head connected with said actuator;
wherein the instructions to determine a location of said crash stop relative to said marker zone edge include instructions to:
position said head over said marker zone edge;
read said template pattern with said head;
measure a metric while reading said template pattern with said head;
adjust said actuator such that said head moves toward said crash stop across said rotatable medium; and
detect a severe change in the metric.
48. The data storage device of claim 45, wherein the metric is a bias force.
49. The data storage device of claim 44, wherein the instructions to write a final servo pattern on the rotatable medium based on the width; include instructions to:
select a track density;
select a capacity; and
determine a first user track and a final user track based on the track density and the capacity;
wherein a distance between said ramp and the first user track is at least a minimum outer guard band and a distance between said crash stop and the final user track is at least a minimum inner guard band.
50. The data storage device of claim 44, wherein the instructions to write a final servo pattern on the rotatable medium based on the width; include instructions to:
select an outer guard band;
select an inner guard band;
select a capacity; and
determine a track density based on the capacity, the outer guard band the inner guard band, and the width.
51. The data storage device of claim 44, wherein the instructions to write a final servo pattern on the rotatable medium based on the width; include instructions to:
select an outer guard band;
select an inner guard band;
select a track density; and
determine a capacity based on the track density, the outer guard band, the inner guard band, and the width.
52. A system to write a final servo pattern on a rotatable medium of a data storage device, the data storage device having an actuator, a head connected with the actuator, a ramp and a crash stop, and the rotatable medium having a template pattern, the system comprising:
a machine readable medium having instructions to:
wherein the instructions to determine a width of a data stroke include instructions to:
determine a location of a marker zone edge of said template pattern;
determine a location of said ramp relative to said marker zone edge;
determine a location of said crash stop relative to said marker zone edge; and
calculate a width of a data stroke based on the location of said ramp and the location of said crash stop; and
write a final servo pattern on the rotatable medium based on the width of the data stroke.
53. The system of claim 52, further comprising:
wherein the instructions to determine a location of said ramp relative to said marker zone edge include instructions to:
position said head over said marker zone edge;
read said template pattern with said head;
measure a metric while reading said template pattern with said head;
adjust said actuator such that said head moves toward said ramp across said rotatable medium; and
detect a severe change in the metric.
54. The system of claim 53, wherein the metric is one of a bias force and an AGC level.
55. The system of claim 52, further comprising:
wherein the instructions to determine a location of said crash stop relative to said marker zone edge include instructions to:
position said head over said marker zone edge;
read said template pattern with said head;
measure a metric while reading said template pattern with said head;
adjust said actuator such that said head moves toward said crash stop across said rotatable medium; and
detect a severe change in the metric.
56. The system of claim 53, wherein the metric is a bias force.
57. The system of claim 52, wherein the instructions to write a final servo pattern on the rotatable medium based on the width; include instructions to:
select a track density;
select a capacity; and
determine a first user track and a final user track based on the track density and the capacity;
wherein a distance between said ramp and the first user track is at least a minimum outer guard band and a distance between said crash stop and the final user track is at least a minimum inner guard band.
58. The system of claim 52, wherein the instructions to write a final servo pattern on the rotatable medium based on the width; include instructions to:
select an outer guard band;
select an inner guard band;
select a capacity; and
determine a track density based on the capacity, the outer guard band, the inner guard band, and the width.
59. The system of claim 52, wherein the instructions to write a final servo pattern on the rotatable medium based on the width; include instructions to:
select an outer guard band;
select an inner guard band;
select a track density; and
determine a capacity based on the track density, the outer guard band, the inner guard band, and the width.