What is claimed is:
1. A cooling plate comprising:
a plate member made of a copper material having a fine-grained structure possessing an average particle size of less than 10 mm, the plate member having integrated coolant channels, wherein the thickness of the plate member is reduced by machining the final cross-sections of the coolant channels.
2. The cooling plate as recited in claim 1, wherein the particle size is less than 5 mm and is preferably between 0.005 mm and 2 mm.
3. The cooling plate as recited in claim 1, wherein the final cross-sections of the coolant channels are oval.
4. The cooling plate as recited in one of claim 1, wherein a first side of the plate member has grooves for accommodating fireproof material.
5. A method for manufacturing a cooling plate having a plate member, comprising the steps of:
initially providing a raw ingot made of a copper material, the raw ingot having a starting thickness greater than a final thickness of the plate member;
reducing the starting thickness of the raw ingot to the final thickness of the plate member, using at least one forming step; and
producing coolant channels in one of the raw ingot and the plate member prior to attaining the final thickness.
6. The method as recited in claim 5, wherein the coolant channels have circular cross-sections prior to the reducing step, the coolant channels are deformed in response to the thickness of the plate member being reduced to the final thickness, so that the coolant channels have oval cross-sections.
7. The method as recited in claim 5, wherein the step of reducing the starting thickness of a raw ingot is accomplished by cold rolling; the step of producing channels having circular cross-sections is subsequent to the rolling, the channels having a circular cross-section; and the step of reducing continues to reduce the ingot to the final thickness of the plate member, while the channels are deformed into coolant channels having oval cross-sections.
8. The method as recited in claim 5, wherein the channels having circular cross-sections are mechanically drilled into one of the raw ingot and the plate member, using deep-hole drilling.
9. The method as recited in claim 5, wherein the channels are cast into the raw ingot.
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 method for displaying an acquired signal on an oscilloscope, comprising the steps of:
acquiring an analog signal;
digitizing the analog signal;
determining a plurality of samples generated by the digitizing step representing samples at different times that are to be represented by a same vertical pixel column on a display;
generating a histogram of the values of the determined plurality of samples; and
modifying a display characteristic of information displayed in the vertical pixel column based upon the generated values of the histogram.
2. The method of claim 1, wherein the modified display characteristic is color.
3. The method of claim 2, further comprising the steps of:
defining a saturation control for assigning each of a plurality of colors to one or more of a plurality of corresponding histogram values; and
displaying the information in the vertical pixel column in accordance with the assigned colors.
4. The method of claim 1, wherein the modified display characteristic is grey scale.
5. The method of claim 4, further comprising the steps of:
defining a saturation control for assigning each of a plurality of grey scale values to one or more of a plurality of corresponding histogram values; and
displaying the information in the vertical pixel column in accordance with the assigned grey scale values.
6. The method of claim 1, further comprising the steps of:
determining a discontinuity in the histogram values; and
removing the discontinuity by filling in histogram bins with a value for the bins corresponding to the discontinuity.
7. The method of claim 1, further comprising the steps of:
determining a striping effect in the histogram values; and
removing the striping effect by changing the values in histogram bins to generate a smooth curve.
8. A method for determining display characteristics for a digital data signal, comprising the steps of:
assigning one or more digital data values of the digital data signal representing samples at different times to be represented by a single vertical pixel column on a display;
generating a histogram of the digital data values; and
assigning different characteristics to at least two histogram values.
9. The method of claim 8, wherein the characteristics are color.
10. The method of claim 9, further comprising the steps of:
defining a saturation control for assigning each of a plurality of colors to one or more of a plurality of corresponding histogram values; and
displaying the information in the vertical pixel column in accordance with the assigned colors.
11. The method of claim 8, wherein the characteristics are grey scale values.
12. The method of claim 11, further comprising the steps of:
defining a saturation control for assigning each of a plurality of grey scale values to one or more of a plurality of corresponding histogram values; and
displaying the information in the vertical pixel column in accordance with the assigned grey scale values.
13. The method of claim 8, further comprising the steps of:
determining a discontinuity in the histogram values; and
removing the discontinuity by filling in histogram bins with a value for the bins corresponding to the discontinuity.
14. The method of claim 8, further comprising the steps of:
determining a striping effect in the histogram values; and
removing the striping effect by changing the values in histogram bins to generate a smooth curve.
15. A method for displaying an acquired signal on an oscilloscope, comprising the steps of:
acquiring a data signal;
determining a plurality of samples of the acquired data signal representing samples at different times that are to be represented by each of a plurality of vertical pixel columns of a display;
generating a histogram of the values of the samples for each vertical pixel column;
determining a discontinuity in histogram values between histograms associated with adjacent pixel columns;
removing the discontinuity by filling in histogram bins with a value for the bins corresponding to the discontinuity; and
modifying a display characteristic of information displayed in one or more of the vertical pixel columns based upon values in the histogram corresponding to each vertical pixel column.
16. The method of claim 15, wherein the discontinuity is determined by comparing a minimum signal value represented by a first histogram to a maximum signal value represented by a second histogram to be displayed in adjacent vertical pixel columns.
17. The method of claim 16, wherein a discontinuity is present when it is determined that the minimum signal value represented by the first histogram is larger than the maximum signal value represented by the second histogram.
18. The method of claim 17, wherein the histogram bins are filled in by determining a midpoint between signal values at each end of the discontinuity, and filling in bins for each histogram from the signal value of that histogram at one end of the discontinuity up to the midpoint.
19. The method of claim 15, wherein the value filled into the histogram bins is one.
20. A method for displaying an acquired signal on an oscilloscope, comprising the steps of:
acquiring a data signal;
determining a plurality of samples of the acquired data signal representing samples at different times that are to be represented by each of a plurality of vertical pixel columns of a display;
generating a histogram of the values of the samples for each vertical pixel column;
determining a discontinuity in histogram values of a histogram associated with a single vertical pixel column;
removing the discontinuity by filling in histogram bins with a value for the bins corresponding to the discontinuity; and
modifying a display characteristic of information displayed in one or more of the vertical pixel columns based upon values in the histogram corresponding to each vertical pixel column.
21. The method of claim 20, wherein the value filled into the histogram bins is one.
22. A computer program for controlling a multi-purpose computer, the computer program including instructions for:
receiving an input data signal;
determining a plurality of samples of the input data signal representing samples at different times that are to be represented by a same vertical pixel column on a display;
generating a histogram of the values of the determined plurality of samples; and
modifying a display characteristic of information displayed in the vertical pixel column based upon the generated values of the histogram.
23. A computer program for controlling a multi-purpose computer, the computer program including instructions for:
receiving an input data signal;
determining a plurality of samples of the input data signal representing samples at different times that are to be represented by each of a plurality of vertical pixel columns of a display;
generating a histogram of the values of the samples for each vertical pixel column;
determining a discontinuity in histogram values between histograms associated with adjacent pixel columns;
removing the discontinuity by filling in histogram bins with a value for the bins corresponding to the discontinuity; and
modifying a display characteristic of information displayed in one or more of the vertical pixel columns based upon values in the histogram corresponding to each vertical pixel column.
24. A computer program for controlling a multi-purpose computer, the computer program including instructions for:
receiving an input data signal;
determining a plurality of samples of the input data signal representing samples at different times that are to be represented by each of a plurality of vertical pixel columns of a display;
generating a histogram of the values of the samples for each vertical pixel column;
determining a discontinuity in histogram values of a histogram associated with a single vertical pixel column;
removing the discontinuity by filling in histogram bins with a value for the bins corresponding to the discontinuity; and
modifying a display characteristic of information displayed in one or more of the vertical pixel columns based upon values in the histogram corresponding to each vertical pixel column.
25. A computer program for controlling an oscilloscope, the computer program including instructions for:
receiving an input data signal;
determining a plurality of samples of the input data signal representing samples at different times that are to be represented by a same vertical pixel column on a display;
generating a histogram of the values of the determined plurality of samples; and
modifying a display characteristic of information displayed in the vertical pixel column based upon the generated values of the histogram.
26. A computer program for controlling an oscilloscope, the computer program including instructions for:
receiving an input data signal;
determining a plurality of samples of the input data signal representing samples at different times that are to be represented by each of a plurality of vertical pixel columns of a display;
generating a histogram of the values of the samples for each vertical pixel column;
determining a discontinuity in histogram values between histograms associated with adjacent pixel columns;
removing the discontinuity by filling in histogram bins with a value for the bins corresponding to the discontinuity; and
modifying a display characteristic of information displayed in one or more of the vertical pixel columns based upon values in the histogram corresponding to each vertical pixel column.
27. A computer program for controlling an oscilloscope, the computer program including instructions for:
receiving an input data signal;
determining a plurality of samples of the input data signal representing samples at different times that are to be represented by each of a plurality of vertical pixel columns of a display;
generating a histogram of the values of the samples for each vertical pixel column;
determining a discontinuity in histogram values of a histogram associated with a single vertical pixel column;
removing the discontinuity by filling in histogram bins with a value for the bins corresponding to the discontinuity; and
modifying a display characteristic of information displayed in one or more of the vertical pixel columns based upon values in the histogram corresponding to each vertical pixel column.
28. An oscilloscope, comprising:
an acquisition module for acquiring an analog signal;
one or more analog to digital converters for digitizing the analog signal; and
a processor for determining a plurality of samples generated by the digitizing step representing samples at different times that are to be represented by a same vertical pixel column on a display, for generating a histogram of the values of the determined plurality of samples, and for modifying a display characteristic of information to be displayed in the vertical pixel column based upon the generated values of the histogram.
29. The oscilloscope of claim 28, wherein the modified display characteristic is color.
30. The oscilloscope of claim 29, wherein the processor further defines a saturation control for assigning each of a plurality of colors to one or more of a plurality of corresponding histogram values; and
further comprising a display for displaying the information in the vertical pixel column in accordance with the assigned colors.
31. The oscilloscope of claim 28, wherein the modified display characteristic is grey scale.
32. The oscilloscope of claim 31, wherein the processor further defines a saturation control for assigning each of a plurality of grey scale values to one or more of a plurality of corresponding histogram values; and
further comprising a display for displaying the information in the vertical pixel column in accordance with the assigned grey scale values.
33. The oscilloscope of claim 28, wherein the processor further determines a discontinuity in the histogram values and removes the discontinuity by filling in histogram bins with a value for the bins corresponding to the discontinuity.
34. The oscilloscope of claim 28, wherein the processor further determines a striping effect in the histogram values and removes the striping effect by changing the values in histogram bins to generate a smooth curve.
35. An apparatus for displaying a digital data signal, comprising:
a processor for assigning one or more digital data values of the digital data signal representing samples at different times to be represented by a single vertical pixel column on a display, generating a histogram of the digital data values and assigning different display characteristics to at least two histogram values.
36. The apparatus of claim 35, wherein the characteristics are color.
37. The apparatus of claim 36, wherein the processor further defines a saturation control for assigning each of a plurality of colors to one or more of a plurality of corresponding histogram values; and
further comprising a display for displaying the information in the vertical pixel column in accordance with the assigned colors.
38. The apparatus of claim 35, wherein the characteristics are grey scale values.
39. The apparatus of claim 38, wherein the processor further defines a saturation control for assigning each of a plurality of grey scale values to one or more of a plurality of corresponding histogram values; and
further comprising a display for displaying the information in the vertical pixel column in accordance with the assigned grey scale values.
40. The apparatus of claim 35, wherein the processor further determines a discontinuity in the histogram values and removes the discontinuity by filling in histogram bins with a value for the bins corresponding to the discontinuity.
41. The apparatus of claim 35, wherein the processor further determines a striping effect in the histogram values and removes the striping effect by changing the values in histogram bins to generate a smooth curve.
42. An oscilloscope, comprising:
an acquisition board for acquiring a data signal; and
a processor for determining a plurality of samples of the acquired data signal representing samples at different times that are to be represented by each of a plurality of vertical pixel columns of a display, generating a histogram of the values of the samples for each vertical pixel column, determining a discontinuity in histogram values between histograms associated with adjacent pixel columns, removing the discontinuity by filling in histogram bins with a value for the bins corresponding to the discontinuity, and modifying a display characteristic of information to be displayed in one or more of the vertical pixel columns of a display based upon values in the histogram corresponding to each vertical pixel column.
43. The oscilloscope of claim 42, wherein the processor determines the discontinuity by comparing a minimum signal value represented by a first histogram to a maximum signal value represented by a second histogram to be displayed in adjacent vertical pixel columns.
44. The oscilloscope of claim 43, wherein a discontinuity is present when it is determined by the processor that the minimum signal value represented by the first histogram is larger than the maximum signal value represented by the second histogram.
45. The oscilloscope of claim 44, wherein the histogram bins are filled in by determining a midpoint between signal values at each end of the discontinuity, and filling in bins for each histogram from the signal value of that histogram at one end of the discontinuity up to the midpoint.
46. The oscilloscope of claim 42, wherein the value filled into the histogram bins is one.
47. The oscilloscope of claim 42, further comprising a display for displaying the information including the modified display characteristic.
48. An oscilloscope, comprising:
an acquisition module for acquiring a data signal, and
a processor for determining a plurality of samples of the acquired data signal representing samples at different times that are to be represented by each of a plurality of vertical pixel columns of a display, generating a histogram of the values of the samples for each vertical pixel column, determining a discontinuity in histogram values of a histogram associated with a single vertical pixel column, removing the discontinuity by filling in histogram bins with a value for the bins corresponding to the discontinuity, and modifying a display characteristic of information to be displayed in one or more of the vertical pixel columns of a display based upon values in the histogram corresponding to each vertical pixel column.
49. The oscilloscope of claim 48, wherein the value filled into the histogram bins is one.
50. The oscilloscope of claim 48, further comprising a display for displaying the information including the modified display characteristic.
51. An oscilloscope, comprising:
acquisition means for acquiring an analog signal;
one or more analog to digital conversion means for digitizing the analog signal; and
processing means for determining a plurality of samples of the digitized analog signal representing samples at different times that are to be represented by a same vertical pixel column on a display, for generating a histogram of the values of the determined plurality of samples, and for modifying a display characteristic of information to be displayed in the vertical pixel column based upon the generated values of the histogram.
52. The oscilloscope of claim 51, wherein the modified display characteristic is color.
53. The oscilloscope of claim 52, wherein the processing means further defines a saturation control for assigning each of a plurality of colors to one or more of a plurality of corresponding histogram values; and
further comprising display means for displaying the information in the vertical pixel column in accordance with the assigned colors.
54. The oscilloscope of claim 51, wherein the modified display characteristic is grey scale.
55. The oscilloscope of claim 54, wherein the processing means further defines a saturation control for assigning each of a plurality of grey scale values to one or more of a plurality of corresponding histogram values; and
further comprising display means for displaying the information in the vertical pixel column in accordance with the assigned grey scale values.
56. The oscilloscope of claim 51, wherein the processing means further determines a discontinuity in the histogram values and removes the discontinuity by filling in histogram bins with a value for the bins corresponding to the discontinuity.
57. The oscilloscope of claim 51, wherein the processing means further determines a striping effect in the histogram values and removes the striping effect by changing the values in histogram bins to generate a smooth curve.
58. An apparatus for displaying a digital data signal, comprising:
processing means for assigning one or more digital data values of the digital data signal representing samples at different times to be represented by a single vertical pixel column on a display, generating a histogram of the digital data values and assigning different display characteristics to at least two histogram values; and
display means for displaying the digital data values including the assigned different display characteristics.
59. The apparatus of claim 58, wherein the characteristics are color.
60. The apparatus of claim 59, wherein the processing means further defines a saturation control for assigning each of a plurality of colors to one or more of a plurality of corresponding histogram values.
61. The apparatus of claim 58, wherein the characteristics are grey scale values.
62. The apparatus of claim 61, wherein the processing means further defines a saturation control for assigning each of a plurality of grey scale values to one or more of a plurality of corresponding histogram values.
63. The apparatus of claim 58, wherein the processing means further determines a discontinuity in the histogram values and removes the discontinuity by filling in histogram bins with a value for the bins corresponding to the discontinuity.
64. The apparatus of claim 58, wherein the processing means further determines a striping effect in the histogram values and removes the striping effect by changing the values in histogram bins to generate a smooth curve.
65. An oscilloscope, comprising:
acquisition means for acquiring a data signal; and
processing means for determining a plurality of samples of the acquired data signal representing samples at different times that are to be represented by each of a plurality of vertical pixel columns of a display, generating a histogram of the values of the samples for each vertical pixel column, determining a discontinuity in histogram values between histograms associated with adjacent pixel columns, removing the discontinuity by filling in histogram bins with a value for the bins corresponding to the discontinuity, and modifying a display characteristic of information to be displayed in one or more of the vertical pixel columns of a display based upon values in the histogram corresponding to each vertical pixel column.
66. The oscilloscope of claim 64, wherein the processing means determines the discontinuity by comparing a minimum signal value represented by a first histogram to a maximum signal value represented by a second histogram to be displayed in adjacent vertical pixel columns.
67. The oscilloscope of claim 65, wherein a discontinuity is present when it is determined by the processing means that the minimum signal value represented by the first histogram is larger than the maximum signal value represented by the second histogram.
68. The oscilloscope of claim 66, wherein the histogram bins are filled in by determining a midpoint between signal values at each end of the discontinuity, and filling in bins for each histogram from the signal value of that histogram at one end of the discontinuity up to the midpoint.
69. The oscilloscope of claim 64, wherein the value filled into the histogram bins is one.
70. The oscilloscope of claim 64, further comprising display means for displaying the information including the modified display characteristic.
71. An oscilloscope, comprising:
acquisition means for acquiring a data signal, and
processing means for determining a plurality of samples of the acquired data signal representing samples at different times that are to be represented by each of a plurality of vertical pixel columns of a display, generating a histogram of the values of the samples for each vertical pixel column, determining a discontinuity in histogram values of a histogram associated with a single vertical pixel column, removing the discontinuity by filling in histogram bins with a value for the bins corresponding to the discontinuity, and modifying a display characteristic of information to be displayed in one or more of the vertical pixel columns of a display based upon values in the histogram corresponding to each vertical pixel column.
72. The oscilloscope of claim 70, wherein the value filled into the histogram bins is one.
73. The oscilloscope of claim 70, further comprising a display for displaying the information including the modified display characteristic.