LIGHT EMITTING SEMICONDUCTOR CHIP (LESC), SEMICONDUCTOR LIGHT EMITTING DEVICE (LED) HAVING LESC IN BASE CASING, SEMICONDUCTOR LED HAVING LESC IN NOTCH OF BASE CASING, AND LIGHT EMITTING SEMICONDUCTOR DEVICE HAVING SEMICONDUCTOR CHIP AT LEAST PARTIALLY IN TRANSPARENT ENVELOPE
PROBLEM TO BE SOLVED: To provide a light emitting semiconductor chip (LESC) that guarantees mass production which is technically simple due to extremely reproducible device characteristics. SOLUTION: The light emitting semiconductor chip (LESC) comprises a luminescence transformation layer affixed t...
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Main Authors | , , , , , , |
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Format | Patent |
Language | English |
Published |
12.02.2004
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Edition | 7 |
Subjects | |
Online Access | Get full text |
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Abstract | PROBLEM TO BE SOLVED: To provide a light emitting semiconductor chip (LESC) that guarantees mass production which is technically simple due to extremely reproducible device characteristics. SOLUTION: The light emitting semiconductor chip (LESC) comprises a luminescence transformation layer affixed to the top of a semiconductor chip, and this luminescence transformation layer is at least partially transparent relative to a beam of a first wavelength range; and at least one phosphor that transforms the beam originating from the first wave range into a beam of a second wavelength range different from the first one. Thus the semiconductor light emitting device emitts a mixed beam composed of a beam of the first wavelength range and a beam of the second one. COPYRIGHT: (C)2004,JPO |
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AbstractList | PROBLEM TO BE SOLVED: To provide a light emitting semiconductor chip (LESC) that guarantees mass production which is technically simple due to extremely reproducible device characteristics. SOLUTION: The light emitting semiconductor chip (LESC) comprises a luminescence transformation layer affixed to the top of a semiconductor chip, and this luminescence transformation layer is at least partially transparent relative to a beam of a first wavelength range; and at least one phosphor that transforms the beam originating from the first wave range into a beam of a second wavelength range different from the first one. Thus the semiconductor light emitting device emitts a mixed beam composed of a beam of the first wavelength range and a beam of the second one. COPYRIGHT: (C)2004,JPO |
Author | SCHMITT ROLF SCHNEIDER JUERGEN STATH NORBERT REEH ULRIKE WAITL GUENTHER HOEHN KLAUS SCHLOTTER PETER |
Author_xml | – fullname: HOEHN KLAUS – fullname: REEH ULRIKE – fullname: SCHLOTTER PETER – fullname: SCHMITT ROLF – fullname: SCHNEIDER JUERGEN – fullname: STATH NORBERT – fullname: WAITL GUENTHER |
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Snippet | PROBLEM TO BE SOLVED: To provide a light emitting semiconductor chip (LESC) that guarantees mass production which is technically simple due to extremely... |
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SubjectTerms | ADHESIVES BASIC ELECTRIC ELEMENTS BLASTING CHEMISTRY DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH ISMODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THEDEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY,COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g.SWITCHING, GATING, MODULATING OR DEMODULATING DEVICES USING STIMULATED EMISSION DYES ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR ELECTRICITY FREQUENCY-CHANGING FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMSTHEREOF HEATING INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21Sand F21V, RELATING TO THEFORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THELIGHT EMITTED 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 NON-LINEAR OPTICS OPTICAL ANALOGUE/DIGITAL CONVERTERS OPTICAL LOGIC ELEMENTS OPTICS PAINTS PHYSICS POLISHES SEMICONDUCTOR DEVICES STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHERARTICLES, NOT OTHERWISE PROVIDED FOR TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF WEAPONS |
Title | LIGHT EMITTING SEMICONDUCTOR CHIP (LESC), SEMICONDUCTOR LIGHT EMITTING DEVICE (LED) HAVING LESC IN BASE CASING, SEMICONDUCTOR LED HAVING LESC IN NOTCH OF BASE CASING, AND LIGHT EMITTING SEMICONDUCTOR DEVICE HAVING SEMICONDUCTOR CHIP AT LEAST PARTIALLY IN TRANSPARENT ENVELOPE |
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