Author: claimsbot

1. A device comprising:
a substrate;
a first interdigital transducer (IDT) configured to receive a first electrical signal and generate, from the first electrical signal, a surface acoustic wave that propagates along the substrate; and
a second IDT that is located on the substrate and has fingers that extend from two opposite terminals and are configured based on a code, the two opposite terminals being short circuited together so that the second IDT will receive the surface acoustic wave from the first IDT and reflect, back to the first IDT, a surface acoustic wave that includes a code based on a configuration of the fingers;
the first IDT being configured to output, from the reflected surface acoustic wave, a second electrical signal that is based on the code.
2. The device of claim 1 wherein the first IDT has two opposite terminals and fingers, the fingers extending from the terminals and overlying the substrate.
3. The device of claim 1 wherein the first electrical signal is a single pulse.
4. The device of claim 1 wherein the code is defined by relative positions of fingers of the second IDT.
5. The device of claim 1 wherein the second IDT is a three-finger IDT in which, corresponding to each unit of the code, the IDT has one finger coupled to one of the terminals and two fingers coupled to the other of the terminals.
6. A device comprising:
a substrate;
a first interdigital transducer (IDT) configured to receive a first electrical signal and generate, from the first electrical signal, a surface acoustic wave that propagates along the substrate; and
a second IDT that is located on the substrate and has fingers that extend from two opposite terminals and are configured based on a code, the two opposite terminals being open circuit terminated so that the second IDT will receive the surface acoustic wave from the first IDT and reflect, back to the first IDT, a surface acoustic wave that includes a code based on a configuration of the fingers;
the first IDT being configured to output, from the reflected surface acoustic wave, a second electrical signal that is based on the code.
7. The device of claim 6 wherein the first IDT has two opposite terminals and fingers, the fingers extending from the terminals and overlying the substrate.
8. The device of claim 6 wherein the first electrical signal is a single pulse.
9. The device of claim 6 wherein the code is defined by relative positions of fingers.
10. The device of claim 6 wherein the second IDT is a three-finger IDT in which, corresponding to each unit of the code, the IDT has one finger coupled to one of the terminals and two fingers coupled to the other of the terminals.
11. A method comprising:
receiving, by a first interdigital transducer (IDT), an electrical signal;
generating, by the first IDT, from the received electrical signal, a surface acoustic wave;
generating, by a second IDT, from the surface acoustic wave, a reflected surface acoustic wave that includes a code; and
outputting, by the first IDT, from the reflected coded surface acoustic wave, a coded electrical signal.
12. The method of claim 11 wherein the received electrical signal is a single pulse.
13. The method of claim 11 wherein the code is defined by relative positions of fingers.
14. The method of claim 11 wherein the second IDT has opposite terminals that are open circuit terminated.
15. The method of claim 11 wherein the second IDT has opposite terminals that are short circuited to each other.
16. A method comprising:
receiving, by a first interdigital transducer (IDT), an electrical signal;
generating, by the first IDT, from the received electrical signal, a first surface acoustic wave;
generating, by a second IDT, from the surface acoustic wave, a first reflected surface acoustic wave, the second IDT having opposite terminals that are open circuit terminated or closed circuited together;
generating, by a third IDT, from the surface acoustic wave, a second reflected surface acoustic wave, the third IDT having opposite terminals that are connected to a sensor that imparts, across the terminals, an impedance that is a function of a sensed property to cause the magnitude or phase of the second reflected surface acoustic wave to be a function of the property;
outputting, by the first IDT, respectively from the first and second reflected surface acoustic waves, first and second return electrical signals; and
determining a value of the property based on a comparison of said magnitude or phase of the first and second return electrical signals to each other.
17. The method of claim 16 wherein the property is selected from temperature and moisture.
18. The method of claim 16 wherein said magnitude or phase is magnitude.
19. The method of claim 16 wherein said magnitude or phase is phase.
20. The method of claim 16 wherein, in the receiving step, the received electrical signal is received from an antenna, and, in the outputting step, the return electrical signals are output to an antenna.

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 computer system, comprising:
a plurality of storage device systems including one or more remote-copy purpose logical volumes, and
one or more high-rank apparatuses connected to each of said storage device systems, said plurality of storage device systems being connected to each other via a network,
wherein said plural remote-copy purpose logical volumes configure remote-copy groups,
wherein said plural remote-copy purpose logical volumes configuring said remote-copy groups being controlled such that said logical volumes have same contents among said plural storage device systems,
sharedexclusive control using a shared logical volume which is unconscious of said remote copy being performed using said high-rank apparatuses in an environment where said remote copy is used, said high-rank apparatuses being connected to said logical volumes within each of said remote-copy groups.
2. A data control method in the computer system according to claim 1, wherein said sharedexclusive control is performed by a Reserve-oriented command of SCSI command.
3. The computer system according to claim 1, wherein said high-rank apparatuses are connected to each other via a network thereby to be formed into a cluster, said sharedexclusive control being performed using said logical volumes within said storage device systems at the time of a failure of said network for connecting said high-rank apparatuses.
4. The computer system according to claim 1, wherein said sharedexclusive control is performed by a Lock file.
5. The computer system according to claim 1, wherein said sharedexclusive control is performed by a Lock sector.
6. The computer system according to claim 3, wherein said computer system is formed into said cluster by MSCS.

1. A surface acoustic wave filter comprising:
two or more interdigital transducers, provided on a piezoelectric substrate, and arranged in a propagation direction of a surface acoustic wave,
wherein said two or more interdigital transducers include at least one pair of interdigital transducers arranged adjacent to each other in order to be acoustically coupled to each other, and have different numbers of paired electrode fingers, and
a pitch between each neighboring two of almost all of the electrode fingers included in both of the pair of interdigital transducers are made different from one to another in order that the interdigital transducers should include no primary pitch area.
2. The surface acoustic wave filter according to claim 1,
wherein, in a case where the pitch between each neighboring two of almost all of the electrode fingers included in both of the pair of interdigital transducers are made different from one to another in order that the interdigital transducers should include no primary pitch area, at least one of the interdigital transducer transducers includes at least one pitch-decreasing area in which the pitch between the electrode fingers is progressively decreased, and at least one pitch-increasing area in which the pitch between the electrode fingers is progressively increased.
3. The surface acoustic wave filter according to claim 1,
wherein the surface acoustic wave filter is a longitudinally coupled resonator multi-mode type surface acoustic wave filter,
said two or more interdigital transducers arranged in the propagation direction of the surface acoustic wave include three or more interdigital transducers,
reflectors are arranged respectively at the two sides of a group consisting of the three or more interdigital transducers, and
a plurality of resonant modes are used in the three or more interdigital transducers.
4. The surface acoustic wave filter according to claim 3,
wherein at least one surface acoustic wave resonator is connected in series to the surface acoustic wave filter.
5. The surface acoustic wave filter according to claim 3,
wherein at least one surface acoustic wave resonator is connected in parallel to the surface acoustic wave filter.
6. A surface acoustic wave filter comprising:
an input terminal which is an unbalanced terminal,
output terminals which are balanced terminals,
a pair of surface acoustic wave filters which are made different from each other in the phase of an output signal by substantially 180 degrees and are electrically connected in parallel between the input terminal and the output terminals,
wherein the surface acoustic wave filter according to claim 1 is used for each of the pair of surface acoustic wave filters.
7. The surface acoustic wave filter according to claim 6,
wherein at least one surface acoustic wave resonator is connected in series to the surface acoustic wave filter.
8. The surface acoustic wave filter according to claim 6,
wherein at least one surface acoustic wave resonator is connected in parallel to the surface acoustic wave filter.
9. A surface acoustic wave filter comprising:
two or more interdigital transducers, provided on a piezoelectric substrate, and arranged in a propagation direction of a surface acoustic wave,
wherein said two or more interdigital transducers include at least one pair of interdigital transducers arranged adjacent to each other in order to be acoustically coupled to each other, and have different numbers of paired electrode fingers,
a pitch between each neighboring two of almost all of the electrode fingers included in one of the pair of interdigital transducers which has the smaller number of paired electrode fingers is made different from one to another in order that the interdigital transducer should include no primary pitch area, the one of the pair of interdigital transducers includes at least one pitch-decreasing area in which the pitch between the electrode fingers is progressively decreased, and at least one pitch-increasing area in which the pitch between the electrode fingers is progressively increased, and
in each of endmost ones of the two or more interdigital transducers arranged in the propagation direction of the surface acoustic wave, the pitch between the electrode fingers is progressively decreased from its outside to its inside, thereafter is reversely increased and subsequently is decreased again, in its inner end portion.
10. A boundary acoustic wave filter comprising:
a piezoelectric substrate;
a non-piezoelectric material arranged in contact with the piezoelectric substrate; and
two or more interdigital transducers, provided on an interface between the piezoelectric substrate and the non-piezoelectric material, and arranged in a propagation direction of boundary acoustic waves,
wherein said two or more interdigital transducers include at least one pair of interdigital transducers arranged adjacent to each other in order to be acoustically coupled to each other, and have different numbers of paired electrode fingers,
a pitch between each neighboring two of almost all of the electrode fingers included in one of the pair of interdigital transducers which has the smaller number of paired electrode fingers is made different from one to another in order that the interdigital transducer should include no primary pitch area, the one of the pair of interdigital transducers includes at least one pitch-decreasing area in which the pitch between the electrode fingers is progressively decreased, and at least one pitch-increasing area in which the pitch between the electrode fingers is progressively increased, and
in each of endmost ones of the two or more interdigital transducers arranged in the propagation direction of the surface acoustic wave, the pitch between the electrode fingers is progressively decreased from its outside to its inside, thereafter is reversely increased and subsequently is decreased again, in its inner end portion.
11. A surface acoustic wave filter comprising:
three or more interdigital transducers, provided on a piezoelectric substrate, and arranged in a propagation direction of a surface acoustic wave,
wherein said three or more interdigital transducers include at least one pair of interdigital transducers arranged adjacent to each other in order to be acoustically coupled to each other, and have different numbers of paired electrode fingers,
a pitch between each neighboring two of almost all of the electrode fingers included in one of the pair of interdigital transducers which has the smaller number of paired electrode fingers is made different from one to another in order that the interdigital transducer should include no primary pitch area, the one of the pair of interdigital transducers transducer includes at least one pitch-decreasing area in which the pitch between the electrode fingers is progressively decreased, and at least one pitch-increasing area in which the pitch between the electrode fingers is progressively increased, and
among said three or more interdigital transducers arranged in the propagation direction of the surface acoustic wave, an interdigital transducer interposed between its two neighboring interdigital transducers has a pitch change as a whole in which the pitch between the electrode fingers is larger in its central portion and is decreased gradually toward its two ends, and has an area in which the pitch between the electrode fingers is decreased in a part of its central portion.
12. A boundary acoustic wave filter comprising:
a piezoelectric substrate;
a non-piezoelectric material arranged in contact with the piezoelectric substrate; and
three or more interdigital transducers, provided on an interface between the piezoelectric substrate and the non-piezoelectric material, and arranged in a propagation direction of boundary acoustic waves,
wherein said three or more interdigital transducers include at least one pair of interdigital transducers arranged adjacent to each other in order to be acoustically coupled to each other, and have different numbers of paired electrode fingers,
a pitch between each neighboring two of almost all of the electrode fingers included in one of the pair of interdigital transducers which has the smaller number of paired electrode fingers is made different from one to another in order that the interdigital transducer should include no primary pitch area, the one of the pair of interdigital transducers includes at least one pitch-decreasing area in which the pitch between the electrode fingers is progressively decreased, and at least one pitch-increasing area in which the pitch between the electrode fingers is progressively increased, and
among said three or more interdigital transducers arranged in the propagation direction of the surface acoustic wave, an interdigital transducer interposed between its two neighboring interdigital transducers has a pitch change as a whole in which the pitch between the electrode fingers is larger in its central portion and is decreased gradually toward its two ends, and has an area in which the pitch between the electrode fingers is decreased in a part of its central portion.
13. A boundary acoustic wave filter comprising:
a piezoelectric substrate;
a non-piezoelectric material arranged in contact with the piezoelectric substrate; and
two or more interdigital transducers, provided on an interface between the piezoelectric substrate and the non-piezoelectric material, and arranged in a propagation direction of boundary acoustic waves,
wherein said two or more interdigital transducers include at least one pair of interdigital transducers arranged adjacent to each other in order to be acoustically coupled to each other, and have different numbers of paired electrode fingers, and
a pitch between each neighboring two of almost all of the electrode fingers included in both of the pair of interdigital transducers are made different from one to another in order that the interdigital transducers should include no primary pitch area.
14. The boundary acoustic wave filter according to claim 13,
wherein the boundary acoustic wave filter is a longitudinally coupled resonator multi-mode type boundary acoustic wave filter,
said two or more interdigital transducers arranged in the propagation direction of the surface acoustic wave include three or more interdigital transducers,
reflectors are arranged respectively at the two sides of a group consisting of the three or more interdigital transducers, and
a plurality of resonant modes are used in the three or more interdigital transducers.
15. The boundary acoustic wave filter according to claim 13,
wherein, in a case where the pitch between each neighboring two of almost all of the electrode fingers included in both of the pair of interdigital transducers are made different from one to another in order that the interdigital transducers should include no primary pitch area, at least one of the interdigital transducers includes at least one pitch-decreasing area in which the pitch between the electrode fingers is progressively decreased, and at least one pitch-increasing area in which the pitch between the electrode fingers is progressively increased.
16. A surface acoustic wave filter comprising:
two or more interdigital transducers, provided on a piezoelectric substrate, and arranged in a propagation direction of a surface acoustic wave,
wherein said two or more interdigital transducers include at least one pair of interdigital transducers arranged adjacent to each other in order to be acoustically coupled to each other, and have different numbers of paired electrode fingers,
a pitch between each neighboring two of almost all of the electrode fingers included in one of the pair of interdigital transducers which has the smaller number of paired electrode fingers is made different from one to another in order that the interdigital transducer should include no primary pitch area,
the largest pitch between the electrode fingers in a first one of the pair of interdigital transducers which has the smaller number of paired electrode fingers is smaller than the largest pitch between the electrode fingers in a second one of the pair of interdigital transducers which has the larger number of paired electrode fingers, and
the smallest pitch between the electrode fingers in the first one of the pair of interdigital transducers which has the smaller number of paired electrode fingers is larger than the smallest pitch between the electrode fingers in the second one of the pair of interdigital transducers which has the larger number of paired electrode fingers.
17. A boundary acoustic wave filter comprising:
a piezoelectric substrate;
a non-piezoelectric material arranged in contact with the piezoelectric substrate; and
two or more interdigital transducers, provided on an interface between the piezoelectric substrate and the non-piezoelectric material, and arranged in a propagation direction of boundary acoustic waves,
wherein said two or more interdigital transducers include at least one pair of interdigital transducers arranged adjacent to each other in order to be acoustically coupled to each other, and have different numbers of paired electrode fingers,
a pitch between each neighboring two of almost all of the electrode fingers included in one of the pair of interdigital transducers which has the smaller number of paired electrode fingers is made different from one to another in order that the interdigital transducer should include no primary pitch area,
the largest pitch between the electrode fingers in a first one of the pair of interdigital transducers which has the smaller number of paired electrode fingers is smaller than the largest pitch between the electrode fingers in a second one of the pair of interdigital transducers which has the larger number of paired electrode fingers, and
the smallest pitch between the electrode fingers in the first one of the pair of interdigital transducers which has the smaller number of paired electrode fingers is larger than the smallest pitch between the electrode fingers in the second one of the pair of interdigital transducers which has the larger number of paired electrode fingers.

The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.

1-6. (canceled)
7. An adjustable handlebar comprising:
(a) a handlebar portion having a shoulder portion at one end with internal threads;
(b) a collet having a first end, a second end and a wall portion between the first end and the second end, said wall portion having an outer surface portion centered about a first longitudinal axis and an inner surface portion defined by an aperture centered about a second longitudinal axis for receiving the shoulder portion of the handlebar portion and wherein said aperture is angularly offset in that the first longitudinal axis and the second longitudinal axis are not parallel to each other;
(c) a bolt having a head at one end and external threads at the other end;
(d) a bolt plate having a shoulder and an aperture through which the threaded end of the bolt passes but not the head of the bolt, the shoulder and aperture of the bolt plate oriented to complement the angularly offset aperture of the collet;
(e) a member having a first opening for receiving the collet and a second opening in communication with the first opening for receiving the shoulder of the bolt plate, the first opening interacting with the collet permitting the angle at which the handlebar portion extends from the member to be adjusted to a desired angle and the second opening interacting with the bolt plate so the threaded end of the bolt can pass through the bolt plate and then mate with the internal threads of the handlebar portion to secure the handlebar portion to the member at the desired angle.
8. The adjustable handlebar assembly of claim 7 wherein the collet has a plurality of first flats and the member has a plurality of second flats.
9. The adjustable handlebar assembly of claim 8 wherein the collet has at least one slot.
10. The adjustable handlebar of claim 7 wherein said handlebar portion is a horizontal handlebar portion and said member is a vertical handlebar portion.
11. An adjustable handlebar comprising:
(a) a handlebar portion having a shoulder;
(b) a collet having an outer surface portion and an aperture shaped to receive the shoulder of the handlebar portion so that the handlebar portion extends from the collet at an angle other than 180\xb0 to the collet’s outer surface portion;
(c) a member having an aperture shaped to receive the collet so the handlebar portion extends from the member at a selected, but adjustable angle; and
(d) means in addition to the collet for fastening the handlebar portion to the member at the selected angle wherein said means for fastening includes a member directly connected to the handlebar portion.
12. The adjustable handlebar of claim 11 wherein the means for fastening the handlebar portion and collet to the member comprises a bolt plate and a bolt.
13. The adjustable handlebar of claim 11 wherein the collet has a plurality of first flats and the wall of the aperture of the member has a plurality of second flats.
14. The adjustable handlebar of claim 13 wherein the collet has a slot between at least one adjacent pair of first flats.
15. The adjustable handlebar of claim 11 wherein the means for fastening the handlebar portion and collet to the member comprises a bolt plate having a first end, a second end and an outer wall portion between the first end and the second end centered about a first longitudinal axis and a bolt-receiving aperture centered about a second longitudinal axis which is not parallel to the first longitudinal axis.
16. An adjustable handlebar of claim 11 wherein:
the aperture of the member is defined by a wall having an inside taper with a plurality of flat faces along the wall,
the collet has a plurality of flat faces on its outer surface corresponding to the flat faces of the wall of the aperture of the member, the collet having slots between its flat faces,
the handlebar portion has an aperture centered therein, and
the means for fastening the handlebar portion to the member includes a bolt plate having an aperture therethrough, and a bolt passing through the aperture of the bolt plate and into the member to engage the horizontal handlebar aperture; said bolt plate and bolt cooperating to pull the horizontal handlebar and collet toward the bolt plate thus compressing the handlebar and collet inside the aperture of the member to secure the handlebar portion to the member at a desired angle.
17. An adjustable handlebar as in claim 11 wherein the member is a second handlebar portion.
18. An adjustable handlebar as in claim 11 further comprising:
a dual split ring clamp secured to the member.
19. An adjustable handlebar as in claim 18 wherein the dual split ring clamp adjustably engages the member for height and rotational adjustment of the member.
20. A method for attaching a handlebar portion having a first set of threads to a member at a selected angle comprising:
(a) inserting one end of the handlebar portion into an aperture of a collet, said collet having a first end, a second end, an outer surface portion between the first end and the second end, and an aperture, the aperture of the collet being oriented with respect to the outer surface portion of the collet so the handlebar portion extends from the collet at an angle to the outer surface portion rather than parallel to the outer surface portion of the collet;
(b) inserting the collet into an aperture of the member so the handlebar portion extends from the member at a selected but adjustable angle;
(c) using a plate having an aperture and a threaded fastener having threads which cooperate with the first set of threads of the handlebar portion to lock the handlebar portion to the member.
21. The method of claim 20 wherein said threaded fastener is a bolt.
22. The method of claim 20 wherein the aperture of the collet is defined by a wall having a first set of flats and the aperture of the member is defined by a wall having a second set of flats.
23. The method of claim 22 wherein said collet includes a slot between two adjacent flats.