Claims
- 1. A recording apparatus in which a heat generating element at a recording means for recording generates heat and thereby effects image recording on a recording medium, comprising:
- setting means for setting a reference voltage for driving said heat generating element to generate heat;
- voltage outputting means for outputting a driving voltage of said heat generating element based on said reference voltage;
- detecting means for detecting a signal corresponding to an amount of an electric power supplied to said heat generating element during said image recording;
- accumulating means for accumulating said a value based on said signal corresponding to said amount of said electric power in a predetermined time period; and
- control means for anticipating a temperature change of said recording means in accordance with said value and controlling said voltage outputting means to adjust an energy to be applied to said heat generating element.
- 2. A recording method in which a heat generating element at a recording means for recording generates heat and thereby effects image recording on a recording medium, comprising the steps of:
- setting a reference voltage to cause said heat generating element to generate heat;
- detecting a current supplied to said heat generating element during image recording;
- accumulating a value based on said current detected in said detecting step in a predetermined time period;
- anticipating a temperature change of said recording means in accordance with said value accumulated in said accumulating step and
- outputting a driving voltage of said heat generating element in accordance with the temperature change anticipated in said anticipating step so as to control an energy to be applied to said heat generating element.
- 3. A recording apparatus in which a heat generating element at a recording means for recording generates heat and thereby effects image recording on a recording medium, comprising:
- setting means for setting a reference voltage for driving said heat generating element to generate heat;
- voltage outputting means for outputting a driving voltage of said heat generating element on the basis of said reference voltage;
- detecting means for detecting a current supplied to said heat generating element during image recording;
- accumulating means for accumulating a value based on said detected current in a predetermined time period; and
- control means for anticipating a temperature change of said recording means in accordance with a value of said value and controlling said voltage outputting means to adjust an energy to be applied to said heat generating element.
- 4. A recording method in which a heat generating element at a recording means for recording generates heat and thereby effects image recording on a recording medium, comprising the steps of:
- setting a reference voltage to cause said heat generating element to generate heat;
- accumulating a value based on an electric power supplied to said heat generating element in a predetermined time period;
- anticipating a temperature change of said recording means in accordance with said value accumulated in said accumulating step; and
- outputting a driving voltage of said heat generating element in accordance with the temperature change anticipated in said anticipating step so as to control an energy to be applied to said heat generating element.
- 5. A recording apparatus in which a heat generating element at a recording means for recording generates heat and thereby effects image recording on a recording medium, comprising:
- setting means for setting a reference voltage for driving said heat generating element to generate heat;
- voltage outputting means for outputting a driving voltage of said heat generating element based on said reference voltage;
- detecting means for detecting a voltage supplied to said heat generating element during image recording; and
- control means for anticipating a temperature change of said recording means in accordance with said voltage detected by said detecting means and producing a pulse signal in conformity with a voltage value of said driving voltage, and controlling a level of the driving voltage by said pulse signal.
- 6. A recording apparatus according to claim 5, wherein said control means further comprises comparing means for comparing an integrated voltage value obtained by integrating a duty ratio of said pulse signal with said reference voltage, and the duty ratio of said pulse signal is changed in conformity with a result of the comparison by said comparing means.
- 7. A recording method in which a heat generating element at a recording means for recording generates heat and thereby effects image recording on a recording medium, comprising the steps of:
- setting a reference voltage to cause said heat generating element to generate heat;
- detecting a current supplied to said heat generating element during image recording;
- accumulating a value based on said current detected in said detecting step in a predetermined time period;
- anticipating a temperature change of said recording means in accordance with the value accumulated in said accumulating step;
- determining an electric power amount to be applied to said heat generating element in response to the temperature change anticipated in said anticipating step;
- generating a pulse signal for driving said heat generating element;
- outputting a driving voltage in accordance with said pulse signal so as to apply electric power to said heat generating element; and
- controlling said driving voltage in accordance with said reference voltage so as to apply to said heat generating element the electric power amount determined in said determining step.
- 8. A recording apparatus according to claim 1, wherein said heat generating element is a heat generating resistance member, and a thermal head is provided at said recording means, said thermal head comprising a plurality of such heat generating elements.
- 9. A recording method according to claim 2, wherein said heat generating element is a heat generating resistance member, and a thermal head is provided at said recording means, said thermal head comprising a plurality of such heat generating elements.
- 10. A recording apparatus according to claim 3, wherein said heat generating element is a heat generating resistance member, and a thermal head is provided at said recording means, said thermal head comprising a plurality of such heat generating elements.
- 11. A recording method according to claim 4, wherein said heat generating element is a heat generating resistance member, and a thermal head is provided at said recording means, said thermal head comprising a plurality of such heat generating elements.
- 12. A recording apparatus according to claim 5, wherein said heat generating element is a heat generating resistance member, and a thermal head is provided at said recording means, said thermal head comprising a plurality of such heat generating elements.
- 13. A recording method according to claim 7, wherein said heat generating element is a heat generating resistance member, and a thermal head is provided at said recording means, said thermal head comprising a plurality of such heat generating elements.
- 14. A recording apparatus according to claim 1, wherein said recording means has a thermal head and said thermal head has a plurality of heat generating elements.
- 15. A recording apparatus according to claim 1, wherein said recording means has an ink jet recording head for discharging ink through a discharge port thereof to record by utilizing thermal energy of said heat generating element.
- 16. A recording apparatus according to claim 1, wherein said recording means has an ink jet recording head for discharging an ink through a discharge port thereof to record by utilizing a bubble generated by thermal energy of said heat generating element.
- 17. A recording method according to claim 2, wherein said recording means has a thermal head and said thermal head has a plurality of heat generating elements.
- 18. A recording method according to claim 2, wherein said recording means has an ink jet recording head for discharging an ink through a discharge port thereof to record by utilizing thermal energy of said heat generating element.
- 19. A recording method according to claim 2, wherein said recording means has an ink jet recording head for discharging an ink through a discharge port thereof to record by utilizing a bubble generated by thermal energy of said heat generating element.
- 20. A recording apparatus according to claim 3, wherein said recording means has a thermal head and said thermal head has a plurality of heat generating elements.
- 21. A recording apparatus according to claim 3, wherein said recording means has an ink jet recording head for discharging an ink through a discharge port thereof to record by utilizing thermal energy of said heat generating element.
- 22. A recording apparatus according to claim 3, wherein said recording means has an ink jet recording head for discharging an ink through a discharge port thereof to record by utilizing a bubble generated by thermal energy of said heat generating element.
- 23. A recording method according to claim 4, wherein said recording means has a thermal head and said thermal head has a plurality of heat generating elements.
- 24. A recording method according to claim 4, wherein said recording means has an ink jet recording head for discharging an ink through a discharge port thereof to record by utilizing thermal energy of said heat generating element.
- 25. A recording method according to claim 4, wherein said recording means has an ink jet recording head for discharging an ink through a discharge port thereof to record by utilizing a bubble generated by thermal energy of said heat generating element.
- 26. A recording apparatus according to claim 25, wherein said recording means has a thermal head and said thermal head has a plurality of heat generating elements.
- 27. A recording apparatus according to claim 25, wherein said recording means has an ink jet recording head for discharging an ink through a discharge port thereof to record by utilizing thermal energy of said heat generating element.
- 28. A recording apparatus according to claim 25, wherein said recording means has a bubble jet recording head for discharging an ink through a discharge port thereof to record by utilizing a bubble generated by thermal energy of said heat generating element.
- 29. A recording method according to claim 7, wherein said recording means has a thermal head and said thermal head has a plurality of heat generating elements.
- 30. A recording method according to claim 7, wherein said recording means has an ink jet recording head for discharging an ink through a discharge port thereof to record by utilizing thermal energy of said heat generating element.
- 31. A recording method according to claim 7, wherein said recording means has an inkjet recording head for discharging an ink through a discharge port thereof to record by utilizing a bubble generated by thermal energy of said heat generating element.
- 32. A recording apparatus for recording on a recording medium, comprising:
- head means for recording having a heat generating element;
- voltage output means for outputting a drive voltage for driving said heat generating element so as to apply energy to said heat generating element to generate heat in response to a reference voltage;
- accumulating means for accumulating a voltage amount of voltage in a predetermined time period to be supplied to said heat generating element as electric power during recording;
- detecting means for detecting the voltage amount accumulated by said accumulating means; and
- control means for controlling the energy applied to said heat generating element by anticipating a temperature change in said head means in response to the voltage amount.
- 33. A recording apparatus according to claim 32, wherein said control means controls an output voltage from said voltage output means.
- 34. A recording apparatus according to claim 32, wherein said head means has a thermal head.
- 35. A recording apparatus according to claim 32, wherein said head means has an ink jet recording head for discharging ink through a discharge port thereof to record by utilizing thermal energy of said heat generating element.
- 36. A recording apparatus according to claim 32, wherein said head means has a bubble jet recording head for discharging an ink through a discharge port thereof to record by utilizing thermal energy of said heat generating element.
- 37. A recording apparatus in which a heat generating element at a recording means for recording generates heat and thereby effects image recording on a recording medium, said apparatus comprising:
- setting means for setting a reference signal used in driving said heat generating element to generate heat;
- driving signal outputting means for outputting a driving signal of said heat generating element based on said reference signal;
- detecting means for detecting a signal corresponding to said driving signal supplied to said heat generating element during the image recording;
- accumulating means for accumulating a value based on said signal detected by said detecting means in a predetermined time period; and
- control means for anticipating a temperature change of said recording means in accordance with said value and controlling said driving signal outputting means to adjust an energy to be applied to said heat generating element.
- 38. A recording apparatus according to claim 37, wherein each of said reference signal, said driving signal and said signal detected by said detecting means is a voltage signal.
- 39. A recording apparatus according to claim 37, wherein said apparatus further comprises ink discharging means having ink discharge ports for discharging an ink utilizing thermal energy generated by said heat generating element, to provide an ink jet recording apparatus.
- 40. A recording method in which a heat generating element at a recording means for recording generates heat and thereby effects image recording on a recording medium, said method comprising the steps of:
- setting a reference signal to cause said heat generating element to generate heat;
- detecting a signal corresponding to a driving signal supplied to said heat generating element during the image recording;
- accumulating a value corresponding to said driving signal detected in said detecting step in a predetermined time period;
- anticipating a temperature change of said recording means in accordance with said value accumulated in said accumulating step; and
- outputting said driving signal of said heat generating element in accordance with the temperature change anticipated in said anticipating step so as to control an energy to be applied to said heat generating element.
- 41. A recording method according to claim 40, wherein each of said reference signal, said driving signal and said signal detected in said detecting step is a voltage signal.
- 42. A recording method according to claim 40, wherein said method is an ink jet recording method, further comprising the step of discharging an ink utilizing thermal energy generated by said heat generating element.
- 43. A recording method using a heat generating element, said method comprising the steps of:
- supplying a driving signal for driving said heat generating element to said heat generating element;
- detecting a signal based on said driving signal;
- accumulating a value based on said signal detected in said detecting step in a predetermined time period; and
- adjusting said driving signal in accordance with said value.
- 44. A recording method according to claim 43, wherein each of said driving signal and said signal detected in said detecting step is a voltage signal.
- 45. A recording method according to claim 43, wherein said method is an ink jet recording method, further comprising the step of discharging an ink utilizing thermal energy generated by said heat generating element.
Priority Claims (2)
Number |
Date |
Country |
Kind |
63-255937 |
Oct 1988 |
JPX |
|
1-250560 |
Sep 1989 |
JPX |
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Parent Case Info
This application is a continuation of application Ser. No. 08/240,213 filed May 9, 1994, now abandoned, which in turn is a continuation of application Ser. No. 08/003,956 filed Jan. 19, 1993, now abandoned, which in turn is a continuation of application Ser No. 07/632,644 filed Dec. 26, 1990, now abandoned, which in turn is a continuation of application Ser. No. 07/420,018 filed Oct. 11, 1989 now abandoned.
US Referenced Citations (8)
Foreign Referenced Citations (2)
Number |
Date |
Country |
0086784 |
Jul 1981 |
JPX |
0235166 |
Oct 1986 |
JPX |
Continuations (4)
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Number |
Date |
Country |
Parent |
240213 |
May 1994 |
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Parent |
03956 |
Jan 1993 |
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Parent |
632644 |
Dec 1990 |
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Parent |
420018 |
Oct 1989 |
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