1. An ink set comprising a plurality of inks each comprising at least a water soluble dye, a water miscible organic solvent and water, wherein:
(1) each of the water miscible organic solvents permits all of the dyes to have a solubility at 25\xb0 C. of less than 10 (g100 g); or
(2) at least one of the water miscible organic solvents permits at least one of the dyes to have a solubility at 25\xb0 C. of 10 (g100 g) or greater, but a total amount of the at least one of the water miscible organic solvents is 10% by weight or less based on each one of the inks; and
(3) at least one of the water soluble dyes is a magenta dye represented by the following formula (1):
wherein, A represents a 5-membered heterocyclic group; B1 and B2 each represents \u2550CR1\u2014 or \u2014CR2\u2550, or one of B1 and B2 represents a nitrogen atom and the other represents \u2550CR1\u2014 or \u2014CR2\u2550; R5 and R6 each independently represents a hydrogen atom or a substituent, the substituent is an aliphatic group, an aromatic group, a heterocyclic group, an acyl group, an alkoxycarbonyl group, an aryloxycarbonyl group, a carbamoyl group, an alkylsulfonyl group, an arylsulfonyl group or a sulfamoyl group, and a hydrogen atom of each of the substituents may be substituted; and G, R1, and R2 each independently represents a hydrogen atom or a substituent, the substituent is a halogen atom, an aliphatic group, an aromatic group, a heterocyclic group, a cyano group, a carboxyl group, a carbamoyl group, an alkoxycarbonyl group, an aryloxycarbonyl group, a heterocyclic oxycarbonyl group, an acyl group, a hydroxy group, an alkoxy group, an aryloxy group, a heterocyclic oxy group, a silyloxy group, an acyloxy group, a carbamoyloxy group, an alkoxycarbonyloxy group, an aryloxycarbonyloxy group, an amino group, an acylamino group, a ureido group, a sulfamoylamino group, an alkoxycarbonylamino group, an aryloxycarbonylamino group, an alkylsulfonylamino group, an arylsulfonylamino group, a heterocyclic sulfonylamino group, a nitro group, an alkylthio group, an arylthio group, a heterocyclic thio group, an alkylsulfonyl group, an arylsulfonyl group, a heterocyclic sulfonyl group, an alkylsulfinyl group, an arylsulfinyl group, a heterocyclic sulfinyl group, a sulfamoyl group or a sulfo group, and a hydrogen atom of each of the substituents may be substituted; and R1 and R5, or R5 and R6 may be coupled to form a 5- or 6-membered ring.
2. An inkjet recording method using the ink set according to claim 1.
3. The ink set according to claim 1, wherein at least one of the dyes has a structure represented by the following formula (2):
Het-N\u2550N-Het\u2003\u2003(2)
wherein Het is a heterocyclic group.
4. The ink set according to claim 1, wherein at least one of the dyes has a structure represented by the following formula (3):
D-N\u2550N-E\u2003\u2003(3)
wherein D is a 5-membered heterocyclic group and E is a 6 membered heterocyclic group.
5. The ink set according to claim 1, wherein at least two of the water miscible organic solvents permit at least one of the water soluble dyes to have a solubility at 25\xb0 C. of 10 (g100 g) or greater.
6. The ink set according to claim 1, wherein the plurality of inks comprises at least yellow, magenta and cyan inks.
7. The ink set according to claim 1, wherein the plurality of inks comprises at least yellow, magenta, cyan, and black inks.
8. The ink set according to claim 1, wherein the plurality of inks comprises at least yellow, dark yellow, magenta, light magenta, cyan, light cyan, and black inks.
9. The ink set according to claim 1, wherein at least one of A, R1, R2, R5, R6 and G, in the water soluble dye of formula (1) has, as a further substituent, an ionic hydrophilic group.
10. The ink set according to claim 9, wherein the ionic hydrophilic group is a sulfo group, a carboxyl group, a phosphono group, or a quaternary ammonium group.
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 measuring a vital signal by an electronic device, the method comprising:
detecting a motion of the electronic device;
determining whether an amount of the motion is less than or equal to a threshold;
measuring at least one vital signal at least once if the amount of the motion is less than or equal to the threshold;
analyzing a parameter of the at least one vital signal; and
converting the parameter into vital information.
2. The method of claim 1, further comprising comparing the vital information with information corresponding to an age range of a user of the electronic device, and outputting a result of the comparison.
3. The method of claim 1, wherein the at least one vital signal comprises a plurality of vital signals, and wherein analyzing the parameter comprises:
adding values of each of the plurality of vital signals, if an interval between measurements of each of the plurality of vital signals is shorter than a predetermined time; and
analyzing the parameter of the added values of the plurality of vital signals.
4. The method of claim 1, wherein analyzing the parameter comprises analyzing the parameter in a time domain of the vital signal.
5. The method of claim 4, wherein analyzing the parameter comprises analyzing a variation of the parameter in an interval between beats of the vital signal.
6. The method of claim 4, wherein the interval between the beats is at least one of an RR interval, a pulse interval, and a JJ interval of the vital signal.
7. The method of claim I , wherein converting the parameter into the vital information comprises taking a natural logarithm of a reciprocal of the parameter.
8. The method of claim 2, wherein outputting the result of the comparison comprises generating and outputting a guide for reducing a size of the vital information if the vital information is higher than the information corresponding to the age range.
9. The method of claim 8, wherein the guide includes at least one of information for reducing a stress index, an warning informing that the stress index is high, and a breathing method for reducing the stress index.
10. The method of claim 8, wherein outputting the result of the comparison further comprises detecting breathing while the guide is output, comparing the breathing and the guide in real time, and outputting a result of the comparison.
11. An electronic device for measuring a vital signal, the electronic device comprising:
a first sensor configured to detect a motion of the electronic device;
a second sensor unit configured to measure at least one vital signal at least once if an amount of the motion is less than or equal to a threshold; and
a controller configured to determine whether the amount of the motion is less than or equal to the threshod, analyze a parameter of the at least one vital signal, and convert the parameter into vital information.
12. The electronic device of claim 11, further comprising a display configured to display the vital information, wherein the controller is further configured to compare the vital information with information corresonding to an age range of a user of the electronic device, and output a result of the comparison through the display.
13. The electronic device of claim 11, wherein the at least one vital sigal comprises a plurality of vital signals, and wherein the controller is further configured to add values of each of the plurality of vital signals if an interval between measurements of each of the plurality of vital signals is shorter than a predetermined time, and analyze the parameter of the added values of the plurality of vital signals.
14. The electronic device of claim 11, wherein the controller is further configured to analyze a variation of the parameter in an interval between beats of the vital signal.
15. The electronic device of claim 12, wherein the controller is further configured to generate a guide for reducing a size of the vital information and output the generated guide through an inputoutput interface, if the vital information is higher than the information corresponding to the age range.
16. The electronic device of claim 15, wherein the second sensor unit comprises a sensor that detects breathing of the user, and the controller is further configured to compare detected breathing and the guide in real time, and output a result of the comparison.
17. The electronic device of claim 11, wherein the controller is further configured to compare a current stress index and a pre-stored average stress index in accordance with the measurement of the vital signal, and the pre-stored average stress index generated by averaging and storing stress indexes of the user in the unit of at least one of time segments, dates, days of the week, months, and years.
18. The electronic device of claim 17, wherein, if the current stress index is higher than the pre-stored average stress index, the controller is further configured to generate a guide for reducing the stress index and output the guide through an inputoutput interface.
19. An electronic device for measuring a vital signal, the electronic device comprising:
a first sensor configured to detect a motion of the electronic device;
a second sensor configured to measure a vital signal; and
a controller configured determine whether an amount of the motion is less than or equal to a threshold, and measure at least one vital signal by using the second sensor, if the amount of motion is less than or equal to the threshold.
20. An electronic device for measuring a vital signal, the electronic device comprising:
a first sensor configured to detect a motion of the electronic device;
a second sensor configured to measure a vital signal; and
a controller configured to determine whether an amount of motion is less than or equal to a threshold, and convert the vital signal measured by using the second sensor into vital information, if the amount of motion is less than or equal to the threshold.
21. A non-transitory computer readable medium with computer executable instructions stored thereon exected by a processor to perform the method of measuring a vital signal by an electronic device, the method comprising:
detecting a motion of the electronic device;
determining whether an amount of the motion is less than or equal to a threshold;
measuring at least one vital signal at least once if the amount of the motion is less than or equal to the threshold;
analyzing a parameter of the at least one vital signal; and
converting the parameter into vital information.