1. A magnetic substance of a magnetic composition comprising M, X and Y, where M is a metallic magnetic material consisting of Fe, Co, andor Ni, X being element or elements other than M and Y, and Y being F, N, andor O which is characterized in that said M-X-Y magnetic composition has a concentration of M in the composition so that said M-X-Y magnetic composition has a saturation magnetization of 35-80% of that of the metallic bulk of magnetic material comprising M alone, said magnetic composition having the maximum max of complex permeability in a frequency range of 0.1-10 gigahertz (GHz).
2. The magnetic substance according to claim 1, which has a complex permeability frequency response of a relatively narrow band where a relative bandwidth bwr is 200% or less, said relative bandwidth bwr is determined as a percentage ratio of bandwidth between two frequency points which shows the complex permeability as a half value 50 of the maximum max, to center frequency of said bandwidth.
3. The magnetic substance according to claim 2, said metallic magnetic material X having a saturation magnetization, wherein said magnetic composition has a saturation magnetization which is 60-80% of the saturation magnetization of the metallic magnetic material X.
4. The magnetic substance according to claim 2 or 3, wherein said magnetic composition has a DC specific resistance of 100-700 cm.
5. The magnetic substance according to claim 1, which has a complex permeability frequency response of a relatively broad band where a relative bandwidth bwr is 150% or more, said relative bandwidth bwr is determined as a percentage ratio of bandwidth between two frequency points which shows the complex permeability as a half value 50 of the maximum max, to center frequency of said bandwidth.
6. The magnetic substance according to claim 5, said metallic magnetic material X having a saturation magnetization, wherein said magnetic composition has a saturation magnetization which is 35-60% of the saturation magnetization of the metallic magnetic material X.
7. The magnetic substance according to claim 5 or 6, wherein said magnetic composition has a DC specific resistance of 500 cm or more.
8. The magnetic substance according to any one of claims 1-7, wherein X being C, Bi, Si, Al, Mg, Ti, Zn, Hf, Sr, Nb, Ta, andor rare-earth metals.
9. The magnetic substance according to any one of claims 1-8, wherein said metallic magnetic material M is distributed as granular grains in a matrix composition consisting of X and Y.
10. The magnetic substance according to claim 8, wherein said granular grains have an average grain size of 1-40 nm.
11. The magnetic substance according to any one of claims 1-10, wherein said magnetic composition has an anisotropy field of 600 Oe or less.
12. The magnetic substance according to any one of claims 1-11, wherein said magnetic composition is a composition represented by a formula of FeAl62O.
13. The magnetic substance according to any one of claims 1-11, wherein said magnetic composition is a composition represented by a formula of FeSiO.
14. The magnetic substance according to any one of claims 1-13, wherein said magnetic composition is a thin film formed by sputtering process.
15. The magnetic substance according to any one of claims 1-13, wherein said magnetic composition is a thin film formed by vapor deposition process.
16. The magnetic substance according to any one of claims 1-15, which is formed as a plate having a thickness of 0.3-20 cm for use as a high frequency noise suppressor.
17. A method for suppressing a high frequency noise from flowing in a circuit line in an electronic device characterized by disposing said plate of claim 16 adjacent to, or directly onto said electronic device.
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 of forming an image on a transfer sheet based on electronic data using an image forming device and an ink ribbon cartridge, an ink ribbon of the ink ribbon cartridge having a plurality of ink films formed thereon with boundary lines being provided between the ink films, the method comprising:
turning on power to the image forming device;
installing the ink ribbon cartridge in the image forming device;
a user inputting an image forming instruction;
forming the image on the transfer sheet upon the image forming device receiving the image forming instruction; and
conveying the ink ribbon of the ink ribbon cartridge while determining with a boundary line detecting unit whether at least one of the boundary lines formed on the ink ribbon has reached a predetermined position in the image forming device, the conveying of the ink ribbon and the determining being performed when power to the image forming device is turned on and the ink ribbon cartridge is installed in the image forming device and before the user inputs the image forming instruction.
2. The image forming method recited in claim 1, further comprising:
stopping the conveyance of the ink ribbon when it is determined that a boundary line has reached the predetermined position before the user inputs the image forming instruction.
3. The image forming method recited in claim 1, further comprising:
determining that the ink ribbon has been expended to its terminal end, when no boundary line is determined to have reached the predetermined position by the time the ink ribbon is conveyed by a prescribed distance; and
notifying the user that the ink ribbon is expended, when it is determined that the ink ribbon has been expended to its terminal end.
4. The image forming method recited in claim 1, wherein:
some of the boundary lines formed on the ink ribbon constitute print start positions,
during the conveying of the ink ribbon of the ink ribbon cartridge, it is determined with a print start position detecting unit whether a print start position formed on the ink ribbon has reached a predetermined position in the image forming device, the conveying of the ink ribbon and the determining being performed when the power to the image forming device is turned on and the ink ribbon cartridge is installed in the image forming device and before the user inputs the image forming instruction, and
the image forming method further comprising
stopping the conveyance of the ink ribbon when it is determined that a print start position has reached the predetermined position before the user inputs the image forming instruction;
determining that the ink ribbon has been expended to its terminal end when no print start position is determined to have reached the predetermined position by the time the ink ribbon is conveyed by a prescribed distance; and
notifying a user that the ink ribbon is expended when it is determined that the ink ribbon has been expended to its terminal end.
5. A method of forming an image on a transfer sheet based on electronic data using an image forming device and an ink ribbon cartridge, an ink ribbon of the ink ribbon cartridge having a plurality of ink films of yellow, magenta, cyan, and overcoat formed thereon with black boundary lines being provided between the ink films, the method comprising:
turning on power to the image forming device;
installing the ink ribbon cartridge in the image forming device;
user inputting an image forming instruction;
forming the image on the transfer sheet upon the image forming device receiving the image forming instruction; and
conveying the ink ribbon of the ink ribbon cartridge while determining with a boundary line detecting unit whether at least one of the black boundary lines formed on the ink ribbon has reached a predetermined position in the image forming device, the conveying of the ink ribbon and the determining being performed when power to the image forming device is turned on and the ink ribbon cartridge is installed in the image forming device and before the user inputs the image forming instruction;
stopping the conveyance of the ink ribbon when it is determined that a black boundary line has reached the predetermined position before the user inputs the image forming instruction;
determining that the ink ribbon has been expended to its terminal end when no black boundary line is determined to have reached the predetermined position by the time the ink ribbon is conveyed by a prescribed distance; and
notifying a user that the ink ribbon is expended when it is determined that the ink ribbon has been expended to its terminal end.
6. An image forming device configured to form an image on a transfer sheet based on electronic data with an ink ribbon cartridge that is adapted to be detachably installed in the image forming device, an ink ribbon of the ink ribbon cartridge having a plurality of ink films formed thereon with boundary lines being provided between the ink films, the image forming device comprising:
a main body;
a feed unit adapted to feed the transfer sheet;
a boundary line detecting unit configured to detect boundary lines formed on the ink ribbon that reach a predetermined position in the image forming device;
a thermal transfer mechanism unit having heating elements that are configured to be selectively and electrically heated so as to thermally transfer an ink film on the ink ribbon to the transfer sheet upon receipt of an image forming instruction from a user;
a drive unit configured to drive the feed unit and adapted to convey the ink ribbon of the ink ribbon cartridge;
a mounting state detecting unit configured to detect the ink ribbon cartridge that is installed in the main body; and
a control unit operatively connected to the feed unit, the boundary line detecting unit, the thermal transfer mechanism unit, the drive unit, and the mounting state detecting unit, the control unit being configured to, when power of the image forming device is turned on and the mounting state detecting unit detects an installed ink ribbon cartridge and before the image forming instruction is received, convey the ink ribbon of the ink ribbon cartridge and at the same time determine with the boundary line detecting unit whether at least one of the boundary lines formed on the ink ribbon has reached a predetermined position in the image forming device.
7. The image forming device recited in claim 6, wherein
the control unit is configured to stop the conveyance of the ink ribbon when it is determined that a boundary line has reached the predetermined position before the user inputs the image forming instruction.
8. The image forming device recited in claim 6, wherein
the control unit is configured to determine that the ink ribbon has been expended to its terminal end, when no boundary line is determined to have reached the predetermined position by the time the ink ribbon is conveyed by a prescribed distance, and
the control unit is configured to notify the user that the ink ribbon is expended, when it is determined that the ink ribbon has been expended to its terminal end.
9. The image forming device recited in claim 6, further comprising:
a print start position detecting unit configured to detect print start positions formed on the ink ribbon that reach the predetermined position in the image forming device, each of the print start positions being constituted by some of the boundary lines,
wherein
the control unit is configured to, when power of the image forming device is turned on and the mounting state detecting unit detects the installed ink ribbon cartridge but before the print instruction is received, convey the ink ribbon of the ink ribbon cartridge and at the same time determine with the boundary line detecting unit whether a print start position formed on the ink ribbon has reached the predetermined position in the image forming device,
the control unit is configured to stop the conveyance of the ink ribbon when it is determined that the print start position has reached the predetermined position before the user inputs the image forming instruction, and
the control unit is configured to determine that the ink ribbon has been expended to its terminal end, when no print start position is determined to have reached the predetermined position by the time the ink ribbon is conveyed by a prescribed distance.
10. An image forming device configured to form an image on a transfer sheet based on electronic data with an ink ribbon cartridge of an ink ribbon that is adapted to be detachably installed in the image forming device, the ink ribbon having a plurality of ink films of yellow, magenta, cyan, and overcoat formed thereon with black boundary lines being provided between the ink films, the image forming device comprising:
a main body;
a feed unit adapted to feed the transfer sheet;
a boundary line detecting unit configured to detect black boundary lines formed on the ink ribbon that reach a predetermined position in the image forming device;
a thermal transfer mechanism unit having heating elements that are configured to be selectively and electrically heated so as to thermally transfer an ink film on the ink ribbon to the transfer sheet upon receipt of a print instruction from a user;
a drive unit configured to drive the feed unit and adapted to convey the ink ribbon of the ink ribbon cartridge;
a mounting state detecting unit configured to detect the ink ribbon cartridge that is installed in the main body; and
a control unit operatively connected to the feed unit, the boundary line detecting unit, the thermal transfer mechanism unit, the drive unit, and the mounting state detecting unit, the control unit being configured to, when power of the image forming device is turned on and the mounting state detecting unit detects an installed ink ribbon cartridge but before the print instruction is received, convey the ink ribbon of the ink ribbon cartridge and at the same time determine with the boundary line detecting unit whether at least one of the black boundary lines formed on the ink ribbon has reached a predetermined position in the image forming device,
wherein
the control unit is configured to stop the conveyance of the ink ribbon when it is determined that the black boundary line has reached the predetermined position before the user inputs the image forming instruction,
the control unit is configured to determine that the ink ribbon has been expended to its terminal end, when no black boundary line is determined to have reached the predetermined position by the time the ink ribbon is conveyed by a prescribed distance, and
the control unit is configured to notify the user that the ink ribbon is expended, when it is determined that the ink ribbon has been expended to its terminal end.