Patent application number | Description | Published |
20090321761 | COATING FOR CONVERTING OPTICAL SPECTRUM AND LED CHIP PACKAGE MODULE USING THE SAME - A coating for converting optical spectrum includes: a transparent colloid layer and an emitter material unit. The emitter material unit is used to convert one part of a short-wavelength band of a light source into a long-wavelength band. The emitter material unit has at least one first emitter body and at least one second emitter body both mixed with the transparent colloid layer, the at least one first emitter body is an inorganic silicate compound, and the at least one second emitter body is aan organic dye. Hence, the color rendering index (CRI) and the range of color temperature of white light generated by an LED chip package module using the coating are increased according to the function of the emitter material unit for converting one part of a short-wavelength band of a light source into a long-wavelength band. | 12-31-2009 |
20100127619 | LED Chip Package Module Using Coating for Converting Optical Spectrum - A coating for converting optical spectrum includes: a transparent colloid layer and an emitter material unit. The emitter material unit is used to convert one part of a short-wavelength band of a light source into a long-wavelength band. The emitter material unit has at least one first emitter body and at least one second emitter body both mixed with the transparent colloid layer, the at least one first emitter body is an inorganic silicate compound, and the at least one second emitter body is an organic dye. Hence, the color rendering index (CRI) and the range of color temperature of white light generated by an LED chip package module using the coating are increased according to the function of the emitter material unit for converting one part of a short-wavelength band of a light source into a long-wavelength band. | 05-27-2010 |
20100327294 | LED PACKAGE STRUCTURE FOR INCREASING LIGHT-EMITTING EFFICIENCY AND CONTROLLING LIGHT-PROJECTING ANGLE AND METHOD FOR MANUFACTURING THE SAME - An LED package structure for increasing light-emitting efficiency and controlling light-projecting angle includes a substrate unit, a light-emitting unit, a light-reflecting unit and a package unit. The substrate unit has a substrate body and a chip-placing area disposed on a top surface of the substrate body. The light-emitting unit has a plurality of LED chips electrically disposed on the chip-placing area. The light-reflecting unit has an annular reflecting resin body surroundingly formed on the top surface of the substrate body by coating. The annular reflecting resin body surrounds the LED chips that are disposed on the chip-placing area to form a resin position limiting space above the chip-placing area. The package unit has a translucent package resin body disposed on the top surface of the substrate body in order to cover the LED chips. The position of the translucent package resin body is limited in the resin position limiting space. | 12-30-2010 |
20100327295 | LED PACKAGE STRUCTURE WITH EXTERNAL CUTTING CHAMFER AND METHOD FOR MANUFACTURING THE SAME - An LED package structure includes a substrate unit, a light-emitting unit, a light-reflecting unit and a package unit. The substrate unit has a substrate body and a chip-placing area, and the substrate body has a cutting chamfer formed on one side thereof. The light-emitting unit has a plurality of LED chips electrically disposed on the chip-placing area. The light-reflecting unit has an annular reflecting resin body surroundingly formed on the substrate body by coating. A distance between an outermost side of the annular reflecting resin body and an outermost side of the substrate body is between 0 and 1.5 mm, and the annular reflecting resin body surrounds the LED chips to form a resin position limiting space. The package unit has a translucent package resin body for covering the LED chips, and the position of the translucent package resin body is limited in the resin position limiting space. | 12-30-2010 |
20110089441 | MULTICHIP TYPE LED PACKAGE STRUCTURE FOR GENERATING LIGHT-EMITTING EFFECT SIMILAR TO CIRCLE SHAPE - A multichip type LED package structure for generating light-emitting effect similar to circle shape includes a substrate unit, a light-emitting unit and a package unit. The substrate unit has a substrate body and a plurality of conductive circuits separated from each other by a predetermined distance and disposed on the substrate body. Each conductive circuit has a plurality of extending portions, and the extending portions of every two conductive circuits are adjacent to each other and are alternated with each other. The light-emitting unit has a plurality of LED chips selectively electrically disposed on the substrate unit. The package unit has a light-transmitting package resin body formed on the substrate unit to cover the LED chips. | 04-21-2011 |
20110101389 | MULTICHIP TYPE LED PACKAGE STRUCTURE FOR GENERATING LIGHT-EMITTING EFFECT SIMILAR TO CIRCLE SHAPE BY SINGLE WIRE OR DUAL WIRE BONDING METHOD ALTERNATIVELY - A multichip type LED package structure for generating light-emitting effect similar to circle shape includes a substrate unit, a light-emitting unit and a package unit. The substrate unit has a substrate body and a plurality of conductive circuits separated from each other by a predetermined distance and disposed on the substrate body. Each conductive circuit has a plurality of extending portions, and the extending portions of every two conductive circuits are adjacent to each other and are alternated with each other. The light-emitting unit has a plurality of LED chips selectively electrically disposed on the substrate unit. The package unit has a light-transmitting package resin body formed on the substrate unit to cover the LED chips. | 05-05-2011 |
20110193108 | LIGHT-MIXING TYPE LED PACKAGE STRUCTURE FOR INCREASING COLOR RENDER INDEX - A light-mixing type LED package structure for increasing color render index includes a substrate unit, a light-emitting unit, a frame unit and a package unit. The light-emitting unit has a first light-emitting module for generating a first color temperature and a second light-emitting module for generating a second color temperature. The frame unit has two annular resin frames surroundingly formed on the top surface of the substrate unit by coating. The two annular resin frames respectively surround the first light-emitting module and the second light-emitting module in order to form two resin position limiting spaces above the substrate unit. The package unit has a first translucent package resin body and a second translucent package resin body both disposed on the substrate unit and respective covering the first light-emitting module and the second light-emitting module. | 08-11-2011 |
20110241035 | LED PACKAGE STRUCTURE FOR INCREASING LIGHT-EMITTING EFFICIENCY AND CONTROLLING LIGHT-PROJECTING ANGLE AND METHOD FOR MANUFACTURING THE SAME - An LED package structure for increasing light-emitting efficiency and controlling light-projecting angle includes a substrate unit, a light-emitting unit, a light-reflecting unit and a package unit. The substrate unit has a substrate body and a chip-placing area disposed on a top surface of the substrate body. The light-emitting unit has a plurality of LED chips electrically disposed on the chip-placing area. The light-reflecting unit has an annular reflecting resin body surroundingly formed on the top surface of the substrate body by coating. The annular reflecting resin body surrounds the LED chips that are disposed on the chip-placing area to form a resin position limiting space above the chip-placing area. The package unit has a translucent package resin body disposed on the top surface of the substrate body in order to cover the LED chips. The position of the translucent package resin body is limited in the resin position limiting space. | 10-06-2011 |
20120187865 | LIGHT-MIXING MULTICHIP PACKAGE STRUCTURE - A light-mixing multichip package structure includes a substrate unit, a light-emitting unit, a frame unit, and a package unit. The light-emitting unit includes at least one first light-emitting module with red light-emitting chips and at least one second light-emitting module with blue light-emitting chips. The frame unit includes at least one first continuous colloid frame and at least one second continuous colloid frame respectively surrounding the first light-emitting module and the second light-emitting module. The package unit includes a transparent colloid body and a phosphor colloid body respectively covering the first light-emitting module and the second light-emitting module. Hence, when the red light source generated by matching the red light-emitting chips and the transparent colloid body and the white light source generated by matching the blue light-emitting chips and the phosphor colloid body are mixed with each other, the CRI of the light-mixing multichip package structure can be increased. | 07-26-2012 |
20130188349 | MULTICHIP PACKAGE STRUCTURE AND METHOD OF MANUFACTURING THE SAME - A method of manufacturing a multichip package structure includes: providing a substrate body; placing a plurality of light-emitting chips on the substrate body, where the light-emitting chips are electrically connected to the substrate body; surroundingly forming surrounding liquid colloid on the substrate body to surround the light-emitting chips; naturally drying an outer layer of the surrounding liquid colloid at a predetermined room temperature to form a semidrying surrounding light-reflecting frame, where the semidrying surrounding light-reflecting frame has a non-drying surrounding colloid body disposed on the substrate body and a dried surrounding colloid body totally covering the non-drying surrounding colloid body; and then forming a package colloid body on the substrate body to cover the light-emitting chips, where the semidrying surrounding light-reflecting frame contacts and surrounds the package colloid body. | 07-25-2013 |