LED LIGHTING APPARATUS HAVING IMPROVED COLOR RENDERING, AND LED FILAMENT

• Main Authors: SONG, Jun Myung, LEE, Jong Kook, LEE, Seong Jin
• Format: Patent
• Language: English; French; German
• Published: 12.06.2024
• Subjects: ADHESIVES; BASIC ELECTRIC ELEMENTS; BLASTING; CHEMISTRY; DYES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR; ELECTRICITY; HEATING; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATINGELEMENTS; LIGHTING; MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE; MECHANICAL ENGINEERING; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; PAINTS; POLISHES; SEMICONDUCTOR DEVICES; WEAPONS

A lighting apparatus and an LED filament are disclosed. The lighting apparatus according to one embodiment includes: a light emitting diode chip emitting blue light; a green phosphor having an emission peak in a range of 500 nm to 550 nm; and a red phosphor having an emission peak in a range of 600...