IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0862307
(2001-05-23)
|
우선권정보 |
JP-0151521 (2000-05-23) |
발명자
/ 주소 |
- Kawakami, Soichiro
- Degura, Yasusaburo
|
출원인 / 주소 |
|
대리인 / 주소 |
Fitzpatrick, Cella, Harper & Scinto
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인용정보 |
피인용 횟수 :
79 인용 특허 :
1 |
초록
▼
A detecting method for detecting an internal state of an inspective rechargeable battery (Ba), said internal state including a deterioration state, an electricity storable capacity, a remaining capacity, and an internal resistance of said inspective rechargeable battery (Ba), comprising: (1) a step
A detecting method for detecting an internal state of an inspective rechargeable battery (Ba), said internal state including a deterioration state, an electricity storable capacity, a remaining capacity, and an internal resistance of said inspective rechargeable battery (Ba), comprising: (1) a step in which basic data (BD) of characteristics of a normal non-deteriorated rechargeable battery (Bn) as a reference rechargeable battery for said inspective rechargeable battery (Ba) are provided; and (2) a step in which for said inspective rechargeable battery (Ba), a voltage value or/and a current value thereof are measured, and the measured result is compared with said basic data (BD) obtained in said step (1) to judge whether or not said inspective rechargeable battery (Ba) is of a deterioration mode and to detect the internal state thereof.
대표청구항
▼
A detecting method for detecting an internal state of an inspective rechargeable battery (Ba), said internal state including a deterioration state, an electricity storable capacity, a remaining capacity, and an internal resistance of said inspective rechargeable battery (Ba), comprising: (1) a step
A detecting method for detecting an internal state of an inspective rechargeable battery (Ba), said internal state including a deterioration state, an electricity storable capacity, a remaining capacity, and an internal resistance of said inspective rechargeable battery (Ba), comprising: (1) a step in which basic data (BD) of characteristics of a normal non-deteriorated rechargeable battery (Bn) as a reference rechargeable battery for said inspective rechargeable battery (Ba) are provided; and (2) a step in which for said inspective rechargeable battery (Ba), a voltage value or/and a current value thereof are measured, and the measured result is compared with said basic data (BD) obtained in said step (1) to judge whether or not said inspective rechargeable battery (Ba) is of a deterioration mode and to detect the internal state thereof. nsmit RF signals to an RF coil connected to the gradient coil, the gradient coil further comprising: a first coil aligned along a first axis; a second coil aligned along the first axis and positioned substantially within the first coil; a third coil having a plurality of bi-planar coils; and wherein the first, second, and third coils each provide a different gradient magnetic field. 14. The MRI apparatus of claim 13 wherein the imaging volume is substantially less than a volume imaged by gradient coils positioned around the bore of the magnet. 15. The MRI apparatus of claim 13 wherein the gradient coil is a surface coil that is used adjacent a surface of a patient to acquire images of a region of interest and wherein the gradient coil does not encircle the region of interest. 16. The MRI apparatus of claim 13 wherein activation of the gradient coil causes the creation of a substantially linear magnetic field gradient for micro-imaging in an imaging volume adjacent to the gradient coil. 17. The MRI apparatus of claim 13 wherein the first coil creates a dBz/dz gradient, the second coil creates a dBz/dy gradient, and the third coil creates a dBz/dx gradient when activated by an RF transceiver. 18. The MRI apparatus of claim 13 wherein the first coil is a z-gradient coil arranged to conduct current in more than one direction, the second coil is a y-gradient coil arranged to conduct current one direction, and the third coil is an x-gradient coil arranged to conduct current in two planes. 19. The MRI apparatus of claim 18 having dimensions less than 15 cm.×6 cm.×9 cm. 20. The MRI apparatus of claim 19 wherein the anatomy imaged is within an FOV as small as 1.0 cm. 21. The MRI apparatus of claim 13 wherein the imaging volume is proximate to an RF coil platform connected to the RF coil. 22. A method of acquiring MR data from a localized region comprising the steps of: applying a uniform magnetic field to an imaging object; locating a local gradient coil adjacent to a surface of a localized FOV of the imaging object, such that a plurality of gradients are focused away from the local gradient coil; and generating a substantially linear gradient over the localized FOV on three axes. 23. The method of claim 22 wherein the step of generating a substantially linear gradient over the localized FOV on the three axes further includes: forming a first gradient coil subassembly to produce a dBz/dz gradient; forming a second gradient coil subassembly to produce a dBz/dy gradient; and forming a third gradient coil subassembly to produce a dBz/dx gradient. 24. The method of claim 23 further including the steps of: conducting current through the first gradient coil subassembly with orientation in opposite directions; conducting current through the second gradient coil subassembly with orientation in a common direction; and conducting current through the third gradient coil subassembly in two planes. 25. The method of claim 23 wherein the forming of the first, second, and third gradient coil subassemblies includes: constructing the first gradient coil subassembly as a first plurality of loops, each capable of conducting current such that current flow is in opposed directions; constructing the second gradient coil subassembly as a second plurality of loops, each capable of conducting current in a common direction; and constructing the third gradient coil subassembly as a plurality of bi-planar loops, each capable of conducting current such that current flow in one-half of the bi-planar loops opposes current flow in another one-half of the bi-planar loops. 26. The method of claim 23 wherein the forming of the first, second, and third gradient coil subassemblies includes: forming the first gradient coil subassembly as a first plurality of loops about a z-axis; forming the second gradient coil subassembly as a second plurality of loops in alignment with the z-axis and positioned s ubstantially within the first gradient coil subassembly; and forming the third gradient coil subassembly as a set of four bi-planar loops arranged such that a gradient surface is formed by one side of each of the bi-planar loops. 27. The method of claim 22 wherein the local gradient coil is a surface coil that does not encircle a region of interest to be scanned. 28. A micro-imaging gradient coil comprising: means for creating a dBz/dz gradient on a localized FOV; means for creating a dBz/dy gradient on the localized FOV; means for creating a dBz/dx gradient on the localized FOV; and means for locating the micro-imaging gradient coil adjacent to a surface of the localized FOV of the imaging object, such that the localized FOV is positioned in a region external to the micro-imaging gradient coil. 29. The gradient coil of claim 28 wherein the micro-imaging gradient coil is a surface coil that is employed adjacent a surface of anatomy to acquire images of a region of interest and wherein the micro-imaging gradient coil does not encircle the region of interest. 30. The gradient coil of claim 28 wherein the means for creating a dBz/dy gradient in the localized FOV constructing the second gradient coil as a second plurality of loops arranged to conduct current in one direction. 31. The gradient coil of claim 28 wherein the means for creating a dBz/dx gradient in the localized FOV constructing the third gradient coil as a plurality of bi-planar loops, each capable of conducting current such that current flow in one-half of the bi-planar loops opposes current flow in another one-half of the bi-planar loops. 32. The gradient coil of claim 28 wherein the means for creating a dBz/dz gradient in a localized FOV includes constructing the first gradient coil as a first plurality of loops arranged to conduct current in opposed directions. e,where e is a number from 4 to 11; or G3is the linking group --R5--; G5is as defined for G4or is C1-C8hydroxyalkyl; or G4and G5together are (CH2)e,where e is a number from 4 to 11; or G5is the linking group --R5--; G6is as defined for G4or is hydrogen; or G6is the linking group, which is a direct bond or --R5--; and other residues are as defined in claim 1. The new compounds are effective as stabilizers for organic material, especially coatings, against harmful effects of light, oxygen and/or heat.
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