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A modular light emitting diode (LED) mounting configuration is provided including a light source module having a plurality of pre-packaged LEDs arranged in a serial array. The module includes a heat conductive body portion adapted to conduct heat generated by the LEDs to an adjacent heat sink. As a

A modular light emitting diode (LED) mounting configuration is provided including a light source module having a plurality of pre-packaged LEDs arranged in a serial array. The module includes a heat conductive body portion adapted to conduct heat generated by the LEDs to an adjacent heat sink. As a result, the LEDs are able to be operated with a higher current than normally allowed. Thus, brightness and performance of the LEDs is increased without decreasing the life expectancy of the LEDs. The LED modules can be used in a variety of illumination applications employing one or more modules.

대표청구항 ▼

A modular light emitting diode (LED) mounting configuration is provided including a light source module having a plurality of pre-packaged LEDs arranged in a serial array. The module includes a heat conductive body portion adapted to conduct heat generated by the LEDs to an adjacent heat sink. As a

A modular light emitting diode (LED) mounting configuration is provided including a light source module having a plurality of pre-packaged LEDs arranged in a serial array. The module includes a heat conductive body portion adapted to conduct heat generated by the LEDs to an adjacent heat sink. As a result, the LEDs are able to be operated with a higher current than normally allowed. Thus, brightness and performance of the LEDs is increased without decreasing the life expectancy of the LEDs. The LED modules can be used in a variety of illumination applications employing one or more modules. nt position. 19. The printhead of claim 1, wherein a top of the print fluid reservoir is open to the atmosphere. 20. A printhead, comprising: a print fluid reservoir; a membrane forming a side of the reservoir; a plurality of nozzle apertures in the membrane; for each nozzle aperture, ribs attached to the membrane to isolate a segment of the membrane surrounding the nozzle aperture from movement of the membrane at a different location; and for each nozzle aperture, at least one piezoelectric element attached to the isolated segment of the membrane surrounding the nozzle aperture; wherein a top of the print fluid reservoir is open to the atmosphere. jetting mode when the liquid has a low liquid-expansion characteristic. 10. A liquid jetting apparatus according to claim 9, wherein: the jetting-mode setting unit has an information reader that can obtain liquid information regarding the liquid included in a liquid cartridge from the liquid cartridge, the liquid cartridge being mounted on the head member, and a jetting-mode setting main part that is adapted to set a selected jetting mode based on the liquid information obtained by the information reader. 11. A liquid jetting apparatus according to claim 4, wherein: the jetting-mode setting unit sets as a selected jetting mode the first jetting mode when a medium onto which the liquid is jetted has a high liquid-expansion characteristic, and the second jetting mode when the medium onto which the liquid is jetted has a low liquid-expansion characteristic. 12. A liquid jetting apparatus according to claim 1, wherein: the pressure-changing unit has a piezoelectric vibrating member. 13. A liquid jetting apparatus according to claim 1, wherein: the liquid is an ink. 14. A controlling unit for controlling a liquid jetting apparatus including a head member having a nozzle, and a pressure-changing unit that can cause pressure of liquid in the nozzle to change in such a manner that the liquid is jetted from the nozzle, comprising a jetting-mode setting unit that can set a selected jetting mode from a plurality of jetting modes, a driving-signal generator that can generate a common jetting-driving signal, a driving-pulse generator that can generate a full-jetting driving pulse, based on the selected jetting mode and the common jetting-driving signal, and a full-jetting main controller that can cause the pressure-changing unit to operate, based on the full-jetting driving pulse, wherein the full-jetting driving pulse is used to fully cover an image unit of a recording medium with the liquid jetted from the nozzle, and wherein respective full-jetting drive pulses are different according to respective jetting modes. 15. A controlling unit according to claim 14, wherein: weights of the liquid jetted from the nozzle based on respective full-jetting driving pulses are different according to respective jetting modes. 16. A controlling unit according to claim 15, wherein: the common jetting-driving signal is a periodical signal including a plurality of same pulse-waves within a period thereof, and the driving-pulse generator is adapted to generate a rectangular-pulse row corresponding to the period of the common jetting-driving signal based on the selected jetting mode, and generate an AND signal of the rectangular-pulse row and the common jetting-driving signal as the full-jetting driving pulse. 17. A controlling unit according to claim 14, wherein: the plurality of jetting modes include a first jetting mode and a second jetting mode, the common jetting-driving signal is a periodical signal including n same pulse-waves within a period thereof, and the driving-pulse generator is adapted to generate, based on the common jetting-driving signal, a full-jetting driving-pulse including only p pulse-waves when the selected jetting mode is the first jetting mode, p being one or more, and a full-jetting driving-pulse including only q pulse-waves when the selected jetting mode is the second jetting mode, q being more than p and not more than n. 18. A controlling unit according to claim 17, wherein: a weight of the liquid jetted from the nozzle based on the one pulse-wave is 7 ng. 19. A controlling unit according to claim 17, wherein: p=n-1 or n-2, and q=n. 20. A controlling unit according to claim 17, wherein: the jetting-mode setting unit has an input part into which desired dense-thin information is inputted by a user, and a jetting-mode setting main part that is adapted to set a selected jetting mode based on the desired dense-thin information inputted into the input part. 21. A controlling unit according to claim 20, wherein: the jetting-mode setting main part can change at least one of p and q, based on the desired dense-thin information inputted into the input part. 22. A controlling unit according to claim 17, wherein: the jetting-mode setting unit sets as a selected jetting mode the first jetting mode when the liquid has a high liquid-expansion characteristic, and the second jetting mode when the liquid has a low liquid-expansion characteristic. 23. A controlling unit according to claim 22, wherein: the jetting-mode setting unit has an information reader that can obtain liquid information regarding the liquid included in a liquid cartridge from the liquid cartridge, the liquid cartridge being mounted on the head member, and a jetting-mode setting main part that is adapted to set a selected jetting mode based on the liquid information obtained by the information reader. 24. A controlling unit according to claim 17, wherein: the jetting-mode setting unit sets as a selected jetting mode the first jetting mode when a medium onto which the liquid is jetted has a high liquid-expansion characteristic, and the second jetting mode when the medium onto which the liquid is jetted has a low liquid-expansion characteristic. 25. A liquid jetting apparatus comprising a head member having a plurality of nozzles, a plurality of pressure-changing units each of which can cause pressure of liquid in each of the plurality of nozzles to change in such a manner that the liquid is jetted from the nozzle, a driving-signal generator that can generate a common jetting-driving signal, a mode storing unit that can store a jetting-amount-adjusting mode that has been set for each of the plurality of nozzles, a driving-pulse generator that can generate a full-jetting driving pulse for each of the plurality of nozzles, based on the jetting-amount-adjusting mode and the common jetting-driving signal, and a full-jetting main controller that can cause each of the plurality of pressure-changing units to operate, based on the full-jetting driving pulse, wherein the full-jetting driving pulses are used to fully cover an image unit of a recording medium with the liquid jetted from the nozzle, and wherein respective full-jetting driving pulses are different according to respective jetting-amount-adjusting modes. 26. A liquid jetting apparatus comprising a head member having a plurality of nozzles forming a plurality of nozzle rows, a plurality of pressure-changing units each of which can cause pressure of liquid in each of the plurality of nozzles to change in such a manner that the liquid is jetted from the nozzle, a driving-signal generator that can generate a common jetting-driving signal, a mode storing unit that can store a jetting-amount-adjusting mode that has been set for each of the plurality of nozzle rows, a driving-pulse generator that can generate a full-jetting driving pulse for each of the plurality of nozzle rows, based on the jetting-amount-adjusting mode and the common jetting-driving signal, and a full-jetting main controller that can cause each of the plurality of pressure-changing units to operate, based on the full-jetting driving pulse, wherein the full-jetting driving pulses are used to fully cover an image unit of a recording medium with the liquid jetted from the nozzle, and wherein respective full-jetting driving pulses are different according to respective jetting-amount-adjusting modes. 27. A liquid jetting apparatus according to claim 25, wherein: the common jetting-driving signal is a periodical signal including a plurality of same pulse-waves within a period thereof, and the driving-pulse generator is adapted to generate a rectangular-pulse row corresponding to the period of the common jetting-driving signal based on the jetting-amount-adjusting mode, and generate an AND signal of the rectangular-pulse row and the common jetting-driving