# US 10,480,750 B2 · Solar spectrum-like LED structure > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 10,480,750 B2 - Document ID: US10480750B2 - Status: Granted - Kind: B2 - Application number: 15/510,060 - Filed: 2014-09-09 - Published: 2017-10-19 - Granted: 2019-11-19 - Earliest claimed: 2014-09-09 - Assignees: Shenzhen Keweitian Eco-Lighting Co., LTD - Applicants: Shenzhen Keweitian Eco-Lighting Co., LTD - Inventors: Rui Xie; Liling Lin - Web page: https://patentgrep.com/patent/US10480750B2 ## CPC - H05B 45/20: Controlling the colour of the light - A01G 7/045: {with electric lighting} - A01M 29/10: using light sources, e.g. lasers or flashing lights - F21S 2/00: Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction - F21S 4/00: Lighting devices or systems using a string or strip of light sources - F21V 9/02: for simulating daylight (F21V9/04, F21V9/06 take precedence) - F21V 29/00: Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems (lighting fixtures combined with outlets for air-treatment systems F24F13/078) - F21Y 2107/50: on planar substrates or supports, but arranged in different planes or with differing orientation, e.g. on plate-shaped supports with steps on which light-generating elements are mounted - F21Y 2113/13: comprising an assembly of point-like light sources - F21Y 2115/10: Light-emitting diodes [LED] - Y02P 60/14: Measures for saving energy, e.g. in green houses - H05B: ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL - A01G: HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING (picking of fruits, vegetables, hops or the like A01D46/00; propagating unicellular algae C12N1/12) - A01M: CATCHING, TRAPPING OR SCARING OF ANIMALS (appliances for catching swarms or drone-catching A01K57/00; fishing A01K69/00 - {A01K99/00}; biocides, pest repellants or attractants A01N); APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS - F21S: NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS - F21V: FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR - F21Y: INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED - Y02P: CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS ## Abstract A solar spectrum-like LED structure, comprising a negative electrode for a three-dimensional integrated package, and a plurality of LED chips and resistors. The negative electrode for a three-dimensional integrated package is a three-dimensional structure comprising a plurality of planes. The plurality of LED chips is installed on the plurality of planes of the negative electrode for the three-dimensional integrated package. Light of different colors emitted by the plurality of LED chips forms a plane light source or a cone light source after being well mixed at an intersection point, thus simulating a solar spectrum. The invention enables manufacturing of a solar spectrum-like LED fluorescent lamp suitable for generating different bands of spectrums for the survival and metabolism of various organisms. In addition, the solar spectrum-like LED fluorescent lamp has a good color-rendering property and visual effect, and can be widely applied in the fields of general lighting, agriculture, animal husbandry and new biological energy sources. ## Claims ### Claim 1 A solar spectrum-like LED structure, comprising: a negative electrode for a three-dimensional integrated package, wherein the negative electrode for a three-dimensional integrated package is a three-dimensional structure comprising a plurality of planes; a plurality of LED chips each having a respective light-emitting surface, wherein the plurality of LED chips are installed on the plurality of planes of the negative electrode for the three-dimensional integrated package, and wherein each plane is correspondingly installed with one LED chip of the plurality of LED chips; and a plurality of resistors, wherein an end of at least one of the plurality of resistors is connected to at least one light-emitting surface of the plurality of LED chips, and wherein another end of at least one of the plurality of resistors is connected to a positive electrode; and wherein: the negative electrode for a three-dimensional integrated package is a structure design based on a semi-cylindrical surface having a plurality of planes thereon; lines from a center point of each plane to a center point of a designed semi-cylindrical surface are separately perpendicular to each of the corresponding planes; the plurality of LED chips are separately installed on each plane; each plane is correspondingly installed with one LED chip of the plurality of LED chips; and a computational formula of a design radius of the structure design based on the semi-cylindrical surface is as follows: Ra = 1 2 ⁢ ( L + M ) / sin ⁢ 90 ⁢ ° n wherein L is a size of an edge of one LED chip of the plurality of LED chips, M is a spacing between the LED chips, n is a number of the LED chips, and Ra is the design radius of an electrode designed and based on the semi-cylindrical surface. ### Claim 2 (depends on 1) The solar spectrum-like LED structure according to claim 1, wherein: the negative electrode for a three-dimensional integrated package is a three-dimensional structure comprising a plurality of planes; lines from center points of the plurality of planes to a designed intersection point are separately perpendicular to each of the corresponding planes; the plurality of LED chips are separately installed on each plane; and each plane is correspondingly installed with one LED chip of the plurality of LED chips. ### Claim 3 (depends on 1) The solar spectrum-like LED structure according to claim 1, wherein: the plurality of resistors comprises a plurality of variable resistors; and a spectrum of mixed light can be varied by varying a resistance of the plurality of resistors, varying a current through the corresponding LED chips and controlling a proportion of each monochromatic light in the spectrum of mixed light. ### Claim 4 (depends on 1) The solar spectrum-like LED structure of claim 1, wherein light of a plurality of colors emitted by the plurality of LED chips generates a spectrogram of solar spectrum-like lighting insect-repelling LED fluorescent lamp after being mixed at a designed intersection point, and the spectrogram comprises: a radiant flux of wavelengths between 530 nm and 590 nm being greater than 50% of a radiant flux of wavelengths between 380 nm and 780 nm; a main peak wavelength of the spectrum having a minimum value of 581 nm, a maximum value of 601 nm, and a median value of 591 nm; and a radiant flux of wavelengths between 380 nm and 480 nm being less than 25% of the radiant flux of the wavelengths between 380 nm and 780 nm. ### Claim 5 (depends on 1) The solar spectrum-like LED structure of claim 1, wherein light of a plurality of colors emitted by the plurality of LED chips generates a spectrogram of solar spectrum-like myopia prevention LED fluorescent lamp after being well mixed at a designed intersection point, and the spectrogram comprises: a radiant flux of wavelengths between 530 nm and 590 nm being greater than 50% of a radiant flux of wavelengths between 380 nm and 780 nm; a main peak wavelength of the spectrum having a minimum value of 550 nm, a maximum value of 570 nm, and a median value of 560 nm, and a radiant flux of wavelengths between 380 nm and 480 nm being less than 25% of the radiant flux of the wavelengths between 380 nm and 780 nm. ### Claim 6 (depends on 1) An LED light source module, wherein the LED light source module applies the LED structure of claim 1. ### Claim 7 A solar spectrum-like LED structure, comprising: a negative electrode for a three-dimensional integrated package, wherein the negative electrode for a three-dimensional integrated package is a three-dimensional structure comprising a plurality of planes; a plurality of LED chips each having a respective light-emitting surface, wherein the plurality of LED chips are installed on the plurality of planes of the negative electrode for the three-dimensional integrated package, and wherein each plane is correspondingly installed with one LED chip of the plurality of LED chips; and a plurality of resistors, wherein an end of at least one of the plurality of resistors is connected to at least one light-emitting surface of the plurality of LED chips, and wherein another end of at least one of the plurality of resistors is connected to a positive electrode; wherein: the negative electrode for the three-dimensional integrated package is a structure design based on a semi-spherical surface having a plurality of planes thereon; a plurality of apex angles below the plurality of planes are interconnected into a regular polygon; a plane of the regular polygon is parallel to a plane of the designed semi-spherical surface; the plurality of apex angles of the regular polygon are located on the designed semi-spherical surface; wherein two top apex angles of the plurality of apex angles above the plurality of planes are located on a spherical surface that intersects with the structure design; lines from the center points of the plurality of planes to a center point of the structure design are separately perpendicular to each of the corresponding planes; the plurality of LED chips are separately installed on each plane; each plane is correspondingly installed with one LED chip of the plurality of LED chips; and a computational formula of a design radius of the structure designed and based on the semi-spherical surface is as follows: Ra = 1 2 ⁢ ( L + M ) ⁢ 1 4 ⁡ [ tan ⁢ 90 ⁢ ° ⁡ ( n - 2 ) n + ( tan ⁢ 90 ⁢ ° ⁡ ( n - 2 ) n ) 2 + 8 ] 2 + 1 wherein L is a size of the edge of one LED chip, M is a spacing between the LED chips, n is a number of the LED chips, n≥3, and Ra is the design radius of an electrode design based on the semi-spherical surface.