Author: claimsbot

1. A high-frequency power inductance element comprising:
a coil formed of a band-shaped conductor spirally wound in a cylindrical shape so that the wider surfaces thereof come flush with each other;
an electrically insulated bobbin for mounting said coil thereon; and
a core inserted into said bobbin to form a closed magnetic circuit;
wherein the middle portion of the band-shaped conductor forming said coil is formed as a middle tap-out terminal of said coil.
2. A high-frequency power inductance element according to claim 1, wherein said coil is formed of the band-shaped conductor wound spirally in a cylindrical shape such that said band-shaped conductor being formed into rectangular staggered patterns which extend in the same direction as a whole while bending in an L-shape to the left and right, is folded in the vertical and horizontal direction alternately relative to the pattern plane.

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 liquid crystal display device comprising:
a vertical alignment liquid crystal layer;
a first substrate and a second substrate, which face each other with the liquid crystal layer interposed between them; and at least one alignment film, which is arranged in contact with the liquid crystal layer,
wherein the first substrate includes a TFT, a gate bus line, a source bus line and a storage capacitor line, and wherein each pixel region includes two subpixel regions, in which mutually different voltages are applied to the liquid crystal layer with respect to a signal voltage that has been supplied from the source bus line by way of their associated TFTs, and wherein the first substrate further includes a first electrode, which is provided for each of the two subpixel regions, and wherein the second substrate includes a second electrode, which is arranged so as to face the first electrode with the liquid crystal layer interposed between them, and wherein a liquid crystal capacitor, formed by the first and second electrodes and the liquid crystal layer between the first and second electrodes, is provided for each said subpixel region, and wherein each said subpixel region includes at least one liquid crystal domain that produces a dark area, which looks darker than a gray scale tone being presented for a viewer located in front of the device, inside of, and substantially parallel to, an edge portion of the first electrode, and wherein at least a part of the edge portion of the first electrode is arranged so as to overlap with the gate bus line and selectively shield at least a part of the dark area from incoming light, and wherein two TFTs associated with the two subpixel regions have substantially equal drain-gate capacitances Cgd, and
wherein the gate electrodes andor drain electrodes of the first and second transistors have mutually different areas, respectively.
2. The liquid crystal display device of claim 1, wherein the gate electrodes of the two TFTs associated with the two subpixel regions have mutually different areas.
3. The liquid crystal display device of claim 1, wherein the drain electrodes of the two TFTs associated with the two subpixel regions have mutually different areas.
4. The liquid crystal display device of claim 1, wherein a portion of the first electrode overlapping with the gate bus line, including the edge portion, in one of the two subpixel regions has the same area as the overlapping portion of the first electrode in the other subpixel region.
5. The liquid crystal display device of claim 1, further comprising:
drain extension lines, which are connected to the respective drains of the two TFTs associated with the two subpixel regions; and gate bus line extended portions, which branch from the gate bus line,
wherein each said gate bus line extended portion includes a portion that faces its associated drain extension line that is connected to one of the two TFTs with an insulating layer interposed between them.
6. The liquid crystal display device of claim 1, wherein the feedthrough voltages of the two subpixel regions have a difference of 100 mV or less.
7. A liquid crystal display device comprising:
a vertical alignment liquid crystal layer;
a first substrate and a second substrate, which face each other with the liquid crystal layer interposed between them; and at least one alignment film, which is arranged in contact with the liquid crystal layer,
wherein the first substrate includes a TFT, a gate bus line, a source bus line and a storage capacitor line, and wherein each pixel region includes two subpixel regions, in which mutually different voltages are applied to the liquid crystal layer with respect to a signal voltage that has been supplied from the source bus line by way of their associated TFTs, and wherein the first substrate further includes a first electrode, which is provided for each of the two subpixel regions, and wherein the second substrate includes a second electrode, which is arranged so as to face the first electrode with the liquid crystal layer interposed between them, and wherein a liquid crystal capacitor, formed by the first and second electrodes and the liquid crystal layer between the first and second electrodes, is provided for each said subpixel region, and wherein each said subpixel region includes at least one liquid crystal domain that produces a dark area, which looks darker than a gray scale tone being presented for a viewer located in front of the device, inside of, and substantially parallel to, an edge portion of the first electrode, and wherein at least a part of the edge portion of the first electrode is arranged so as to overlap with the gate bus line and selectively shield at least a part of the dark area from incoming light, and wherein two TFTs associated with the two subpixel regions have substantially equal drain-gate capacitances Cgd; and
wherein a portion of the first electrode overlapping with the gate bus line, including the edge portion, in one of the two subpixel regions has a different area from the overlapping portion of the first electrode in the other subpixel region.
8. The liquid crystal display device of claim 7, wherein the feedthrough voltages of the two subpixel regions have a difference of 100 mV or less.
9. A liquid crystal display device comprising:
a vertical alignment liquid crystal layer;
a first substrate and a second substrate, which face each other with the liquid crystal layer interposed between them; and at least one alignment film, which is arranged in contact with the liquid crystal layer,
wherein the first substrate includes a TFT, a gate bus line, a source bus line and a storage capacitor line, and wherein each pixel region includes two subpixel regions, in which mutually different voltages are applied to the liquid crystal layer with respect to a signal voltage that has been supplied from the source bus line by way of their associated TFTs, and wherein the first substrate further includes a first electrode, which is provided for each of the two subpixel regions, and wherein the second substrate includes a second electrode, which is arranged so as to face the first electrode with the liquid crystal layer interposed between them, and wherein a liquid crystal capacitor, formed by the first and second electrodes and the liquid crystal layer between the first and second electrodes, is provided for each said subpixel region, and wherein each said subpixel region includes at least one liquid crystal domain that produces a dark area which looks darker than a gray scale tone being presented for a viewer located in front of the device, inside of, and substantially parallel to, an edge portion of the first electrode, and wherein at least a part of the edge portion of the first electrode is arranged so as to overlap with the gate bus line and selectively shield at least a part of the dark area from incoming light, and wherein two TFTs associated with the two subpixel regions have substantially equal drain-gate capacitances Cgd;
drain extension lines, which are connected to the respective drains of the two TFTs associated with the two subpixel regions; and gate bus line extended portions, which branch from the gate bus line,
wherein each said gate bus line extended portion includes a portion that faces its associated drain extension line that is connected to one of the two TFTs with an insulating layer interposed between them,
wherein each of the two subpixel regions further includes first, second, third and fourth liquid crystal domains in which liquid crystal molecules are tilted in first, second, third and fourth directions, respectively, around the center of the plane, and approximately at the middle of the thickness, of the liquid crystal layer in response to a voltage applied, the first, second, third and fourth directions being defined such that an angle formed between any two of the four directions is approximately equal to an integral multiple of 90 degrees, and wherein the first liquid crystal domain is located close to at least a part of an edge of the first electrode, the part including a first edge portion in which an azimuthal direction that is perpendicular to the part and that points toward the inside of the first electrode defines an angle greater than 90 degrees with respect to the first direction, and
wherein the second liquid crystal domain is located close to at least a part of another edge of the first electrode, the part including a second edge portion in which an azimuthal direction that is perpendicular to the part and that points toward the inside of the first electrode defines an angle greater than 90 degrees with respect to the second direction, and wherein the third liquid crystal domain is located close to at least a part of still another edge of the first electrode, the part including a third edge portion in which an azimuthal direction that is perpendicular to the part and that points toward the inside of the first electrode defines an angle greater than 90 degrees with respect to the third direction, and wherein the fourth liquid crystal domain is located close to at least a part of yet another edge of the first electrode, the part including a fourth edge portion in which an azimuthal direction that is perpendicular to the part and that points toward the inside of the first electrode defines an angle greater than 90 degrees with respect to the fourth direction, and wherein either the first or second substrate has an opaque member that includes first, second, third and fourth opaque portions for selectively shielding at least respective parts of the first, second, third and fourth edge portions from incoming light, and a central opaque portion for shielding at least a part of a boundary area, where each of the first, second, third and fourth liquid crystal domains is adjacent to another one of these four liquid crystal domains, from incoming light, and wherein the central opaque portion includes a part of the drain extension line.
10. The liquid crystal display device of claim 9, wherein if the horizontal direction of a display screen has an azimuthal angle of zero degrees, the first, second, third and fourth directions are an approximately 225 degree direction, an approximately 315 degree direction, an approximately 45 degree direction and an approximately 135 degree direction, respectively, and wherein the first and third edge portions are parallel to a vertical direction and the second and fourth edge portions are parallel to the horizontal direction, and wherein in one of the two subpixel regions, the third opaque portion includes at least a part of the gate bus line extended portion.
11. The liquid crystal display device of claim 9, wherein in one of the two subpixel regions, the first opaque portion includes at least a part of the storage capacitor line extended portion.
12. The liquid crystal display device of claim 9, wherein in the other subpixel region, the third opaque portion includes at least a part of the storage capacitor line extended portion.
13. The liquid crystal display device of claim 9, wherein in the other subpixel region, the first opaque portion includes at least a part of an island opaque portion that is made of the same layer as the gate bus line.
14. The liquid crystal display device of claim 7, wherein the feedthrough voltages of the two subpixel regions have a difference of 100 mV or less.

1. A data storage device comprising:
a head actuated over a disk;
a spindle motor configured to rotate the disk; and
control circuitry configured to:
sample a speed of the spindle motor at a sampling rate;
generate an error signal based on a difference between the sampled speed and a target speed;
generate a sliding mode control signal for controlling a speed of the spindle motor based on the error signal; and
when the error signal exceeds a threshold, increase the sampling rate.
2. The data storage device as recited in claim 1, wherein the control circuitry is further configured to:
sample the speed of the spindle motor based on a back electromotive force (BEMF) voltage generated by the spindle motor;
when the error signal is less than the threshold, sample the speed once per revolution of the disk; and
when the error signal exceeds the threshold, sample the speed at least twice per revolution of the disk.
3. The data storage device as recited in claim 2, wherein:
the BEMF voltage crosses a threshold at least twice per revolution of the disk; and
the control circuitry is further configured to sample the speed based on a duration between the BEMF voltage crossings.
4. The data storage device as recited in claim 1, wherein the disk comprises a plurality of servo sectors and the control circuitry is further configured to sample the speed of the spindle motor based on the servo sectors.
5. The data storage device as recited in claim 4, wherein the control circuitry is further configured to sample the speed based on a duration between the servo sectors.
6. A method of operating data storage device, the method comprising:
sampling a speed of a spindle motor at a sampling rate;
generating an error signal based on a difference between the sampled speed and a target speed;
generating a sliding mode control signal for controlling a speed of the spindle motor based on the error signal; and
when the error signal exceeds a threshold, increasing the sampling rate.
7. The method as recited in claim 6, further comprising:
sampling the speed of the spindle motor based on a BEMF voltage generated by the spindle motor;
when the error signal is less than the threshold, sampling the speed once per revolution of the disk; and
when the error signal exceeds the threshold, sampling the speed at least twice per revolution of the disk.
8. The method as recited in claim 7, wherein:
the BEMF voltage crosses a threshold at least twice per revolution of the disk; and
the method further comprises sampling the speed based on a duration between the BEMF voltage crossings.
9. The method as recited in claim 6, wherein the disk comprises a plurality of servo sectors and the method further comprises sampling the speed of the spindle motor based on the servo sectors.
10. The method as recited in claim 9, further comprising sampling the speed based on a duration between the servo sectors.

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. An empty bag supplying apparatus in a continuous conveying type bag-filling packaging machine wherein said empty bag supplying apparatus receives empty bags that are positioned in a vertical attitude with mouths of said bags facing upward and transfers said bags to respective gripper pairs of said continuous conveying type bag-filling packaging machine, said gripper pairs being moved continuously at a constant speed and at a uniform spacing and gripping both side edges of said bags by means of gripping sections thereof and conveying said bags in a vertically suspended fashion; and wherein:
said empty bag supplying apparatus is comprised of:
downward-facing bag holding members which open and close at a specified timing so as to hold upper portions of said bags when closed,
a reciprocating movement mechanism which causes said bag holding members to perform a reciprocating motion along an arc-shaped path on a horizontal plane and which causes said bags held by said bag holding members to be set substantially parallel to a direction of movement of said gripper pairs at all times, and
a bag transfer region that is established at an intermediate point on said arc-shaped path, said arc-shaped path substantially overlapping a movement path of said gripping sections of said gripper pairs within said bag transfer region, and a speed of said reciprocating motion of said bag holding members in a direction of movement of said gripper pairs being set to be substantially equal to a moving speed of said gripper pairs at least within said bag transfer region.
2. The empty bag supplying apparatus in a continuous conveying type bag-filling packaging machine according to claim 1, wherein
a plurality of said bag holding members are provided on a common supporting member which performs a reciprocating motion along an arc-shaped path and which performs a translational motion during said reciprocating motion, and
said bag holding members are disposed along a direction of movement at equal spacing as said gripper pairs.
3. The empty bag supplying apparatus in a continuous conveying type bag-filling packaging machine according to claim 2, wherein a mechanism that causes said supporting member to perform said reciprocating motion comprises:
two pivot shafts disposed with a specified distance in between, and
respective swing shafts which are kept positioned at equal distances and in a same direction with respect to said respective pivot shafts, said swing shafts swinging about said respective pivot shafts as said pivot shafts are rotated; wherein
said supporting member performs said translational motion as a result of being connected to said swing shafts.
4. A product-filled bag extraction apparatus in a continuous conveying type bag-filling packaging machine wherein said product-filled bag extraction apparatus receives product-filled bags, upon which packaging treatment has been completed, from respective gripper pairs of said bag-filling packaging machine and then discharges said product-filled bags to an outside of an movement path of said gripper pairs, said gripper pairs being moved continuously at a constant speed and at a uniform spacing and gripping both side edges of said bags by means of gripping sections thereof and conveying said bags in a vertically suspended fashion; and wherein:
said product-filled bag extraction apparatus is comprised of:
downward-facing bag holding members which open and close at a specified timing so as to hold upper portions of said bags when closed,
a reciprocating movement mechanism which causes said bag holding members to perform a reciprocating motion along an arc-shaped path on a horizontal plane and which causes said bags held by said bag holding members to be set substantially parallel to a direction of movement of said gripper pairs at all times, and
a bag receiving region that is established at an intermediate point on said arc-shaped path, said arc-shaped path substantially overlapping a movement path of said gripping sections of said gripper pairs within said bag receiving region, and a speed of said reciprocating motion of said bag holding members in a direction of movement of said gripper pairs being set to be substantially equal to a moving speed of said gripper pairs at least within said bag receiving region.
5. The product-filled bag extraction apparatus in a continuous conveying type bag-filling packaging machine according to claim 4, wherein
a plurality of said bag holding members are provided on a common supporting member which performs a reciprocating motion along an arc-shaped path and which performs a translational motion during said reciprocating motion, and
said bag holding members are disposed along a direction of movement at equal spacing as said gripper pairs.
6. The product-filled bag extraction apparatus in a continuous conveying type bag-filling packaging machine according to claim 5, wherein a mechanism that causes said supporting member to perform said reciprocating motion comprises:
two pivot shafts disposed with a specified distance in between, and
respective swing shafts which are kept positioned at equal distances and in a same direction with respect to said respective pivot shafts, said swing shafts swinging about said respective pivot shafts as said pivot shafts are rotated; wherein
said supporting member performs said translational motion as a result of being connected to said swing shafts.