Patents by Inventor Jonnie Chuang

Jonnie Chuang has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20120094407
    Abstract: A wafer level LED package structure includes a light-emitting unit, a reflecting unit, a first conductive unit and a second conductive unit. The light-emitting unit has a substrate body, a light-emitting body disposed on the substrate body, a positive and a negative conductive layers formed on the light-emitting body, and a light-emitting area formed in the light-emitting body. The reflecting unit has a reflecting layer formed between the positive and the negative conductive layers and on the substrate body for covering external sides of the light-emitting body. The first conductive unit has a first positive conductive layer formed on the positive conductive layer and a first negative conductive layer formed on the negative conductive layer. The second conductive unit has a second positive conductive structure formed on the first positive conductive layer and a second negative conductive structure formed on the first negative conductive layer.
    Type: Application
    Filed: December 16, 2011
    Publication date: April 19, 2012
    Applicant: HARVATEK CORPORATION
    Inventors: BILY WANG, JONNIE CHUANG, CHUAN-FA LIN, CHI-WEN HUNG
  • Patent number: 8137999
    Abstract: A method for fabricating a LED includes: providing a metal substrate; etching the metal substrate to form a first terminal, a second terminal, and a gap between the first terminal and the second terminal, wherein the first terminal has at least one first etching concave and the second terminal has at least one second etching concave; placing at least one LED chip in the at least one first etching concave, wherein the at least one LED chip has a first electrode and a second electrode; electrically connecting the first electrode with the first terminal, and electrically connecting the second electrode with the second terminal; and then covering the at least one LED chip with synthetic polymer, wherein the synthetic polymer is filled into the at least one first etching concave, the at least one second etching concave and the gap to connect the first terminal with the second terminal.
    Type: Grant
    Filed: August 22, 2011
    Date of Patent: March 20, 2012
    Assignee: Harvatek Corporation
    Inventors: Bily Wang, Jonnie Chuang, Hui-Yen Huang
  • Publication number: 20120009700
    Abstract: A method of manufacturing a LED chip package structure includes the steps of: providing a substrate unit including a strip substrate body; electrically connecting a plurality of LED chips to the strip substrate body; and placing a strip package colloid body on the strip substrate body to cover the LED chips, wherein the strip package colloid body has an exposed top surface and an exposed surrounding peripheral surface connected between the exposed top surface and the strip substrate body, and the strip package colloid body has at least one exposed lens portion projected upwardly from the exposed top surface thereof and corresponding to the LED chips. Hence, light beams generated by the LED chips pass through the strip package colloid body to form a strip light-emitting area on the strip package colloid body.
    Type: Application
    Filed: September 21, 2011
    Publication date: January 12, 2012
    Applicant: HARVATEK CORPORATION
    Inventors: BILY WANG, JONNIE CHUANG, WEN-KUEI WU
  • Publication number: 20120001203
    Abstract: A LED chip package structure includes a substrate unit, a light-emitting unit, and a package unit. The substrate unit includes a strip substrate body. The light-emitting unit includes a plurality of LED chips disposed on the strip substrate body and electrically connected to the strip substrate body. The package unit includes a strip package colloid body disposed on the strip substrate body to cover the LED chips, wherein the strip package colloid body has an exposed top surface and an exposed surrounding peripheral surface connected between the exposed top surface and the strip substrate body, and the strip package colloid body has at least one exposed lens portion projected upwardly from the exposed top surface thereof and corresponding to the LED chips. Hence, light beams generated by the LED chips pass through the strip package colloid body to form a strip light-emitting area on the strip package colloid body.
    Type: Application
    Filed: September 19, 2011
    Publication date: January 5, 2012
    Applicant: HARVATEK CORPORATION
    Inventors: BILY WANG, JONNIE CHUANG, WEN-KUEI WU
  • Publication number: 20110300649
    Abstract: A method for fabricating a LED includes: providing a metal substrate; etching the metal substrate to form a first terminal, a second terminal, and a gap between the first terminal and the second terminal, wherein the first terminal has at least one first etching concave and the second terminal has at least one second etching concave; placing at least one LED chip in the at least one first etching concave, wherein the at least one LED chip has a first electrode and a second electrode; electrically connecting the first electrode with the first terminal, and electrically connecting the second electrode with the second terminal; and then covering the at least one LED chip with synthetic polymer, wherein the synthetic polymer is filled into the at least one first etching concave, the at least one second etching concave and the gap to connect the first terminal with the second terminal.
    Type: Application
    Filed: August 22, 2011
    Publication date: December 8, 2011
    Applicant: HARVATEK CORPORATION
    Inventors: BILY WANG, JONNIE CHUANG, HUI-YEN HUANG
  • Patent number: 8003413
    Abstract: An LED chip package structure includes a ceramic substrate, a conductive unit, a hollow ceramic casing, many LED chips, and a package colloid. The ceramic substrate has a main body, many protrusions extended from the main body, many penetrating holes respectively penetrating through the protrusions, and many half through holes formed on a lateral side of the main body and respectively formed between each two protrusions. The conductive unit has many first conductive layers respectively formed on the protrusions, many second conductive layers respectively formed on inner surfaces of the half through holes and a bottom face of the main body, and many third conductive layers respectively filled in the penetrating holes. The hollow ceramic casing is fixed on the main body to form a receiving space. The LED chips is received in the receiving space. The package colloid is filled in the receiving space for covering the LED chips.
    Type: Grant
    Filed: December 5, 2008
    Date of Patent: August 23, 2011
    Assignee: Harvatek Corporation
    Inventors: Bily Wang, Jonnie Chuang, Chia-Hung Chen
  • Publication number: 20110170317
    Abstract: A light-guiding structure with phosphor material layers includes a light-guiding unit, a light-emitting unit and a phosphor unit. The light-emitting unit is disposed beside an outer lateral side of the light-guiding unit. The phosphor unit is connected with the light-guiding unit and is disposed between the light-guiding unit and the light-emitting unit. In addition, the phosphor unit is formed or pasted on the lateral side of the light-guiding unit, and the light-emitting unit has a PCB substrate and a plurality of light-emitting elements electrically disposed on the PCB substrate and facing the light-guiding unit. Hence, light beams generated by the light-emitting elements of the light-emitting unit pass through the phosphor unit to form another light beams, and the light beams are guided into the light-guiding unit. Finally, the light beams are projected out from a light-exiting face of the light-guiding unit.
    Type: Application
    Filed: March 22, 2011
    Publication date: July 14, 2011
    Inventors: BILY WANG, JONNIE CHUANG
  • Patent number: 7951621
    Abstract: An LED chip package structure with high-efficiency light-emitting effect includes a substrate unit, a light-emitting unit, and a package colloid unit. The substrate unit has a substrate body, and a positive electrode trace and a negative electrode trace respectively formed on the substrate body. The light-emitting unit has a plurality of LED chips arranged on the substrate body. Each LED chip has a positive electrode side and a negative electrode side respectively and electrically connected with the positive electrode trace and the negative electrode trace of the substrate unit. The package colloid unit has a plurality of package colloids respectively covered on the LED chips. Each package colloid has a colloid cambered surface and a colloid light-emitting surface respectively formed on a top surface and a front surface thereof.
    Type: Grant
    Filed: November 17, 2009
    Date of Patent: May 31, 2011
    Assignee: Harvatek Corporation
    Inventors: Bily Wang, Jonnie Chuang, Wen-Kuei Wu
  • Patent number: 7923745
    Abstract: An LED chip package structure with high-efficiency light-emitting effect includes a substrate unit, a light-emitting unit, and a package colloid unit. The substrate unit has a substrate body, and a positive electrode trace and a negative electrode trace respectively formed on the substrate body. The light-emitting unit has a plurality of LED chips arranged on the substrate body, and each LED chip has a positive electrode side and a negative electrode side respectively and electrically connected with the positive electrode trace and the negative electrode trace of the substrate unit. The package colloid unit has a plurality of package colloids respectively covered on the LED chips.
    Type: Grant
    Filed: July 18, 2007
    Date of Patent: April 12, 2011
    Assignee: Harvatek Corporation
    Inventors: Bily Wang, Jonnie Chuang, Wen-Kuei Wu
  • Publication number: 20100301349
    Abstract: A wafer level LED package structure includes a light-emitting unit, a reflecting unit, a first conductive unit and a second conductive unit. The light-emitting unit has a substrate body, a light-emitting body disposed on the substrate body, a positive and a negative conductive layers formed on the light-emitting body, and a light-emitting area formed in the light-emitting body. The reflecting unit has a reflecting layer formed between the positive and the negative conductive layers and on the substrate body for covering external sides of the light-emitting body. The first conductive unit has a first positive conductive layer formed on the positive conductive layer and a first negative conductive layer formed on the negative conductive layer. The second conductive unit has a second positive conductive structure formed on the first positive conductive layer and a second negative conductive structure formed on the first negative conductive layer.
    Type: Application
    Filed: August 16, 2010
    Publication date: December 2, 2010
    Applicant: HARVATEK CORPORATION
    Inventors: BILY WANG, JONNIE CHUANG, CHUAN-FA LIN, CHI-WEN HUNG
  • Patent number: 7842964
    Abstract: A front and rear covering type LED package structure includes an insulating body, a substrate unit, at least one light-emitting element, and a package colloid. The insulating body has a receiving space. The substrate unit has two electrode pins separated from each other. Each electrode pin has one side covered by the insulating body. Each electrode pin has another side bent into a U-shape and exposed outside the insulating body in order to cover two opposite lateral sides and front and rear sides of the insulating body by a front and rear covering method. The at least one light-emitting element is received in the receiving space and electrically connected with the two electrode pins of the substrate unit. The package colloid is filled into the receiving space of the insulating body.
    Type: Grant
    Filed: December 28, 2007
    Date of Patent: November 30, 2010
    Assignee: Harvatek Corporation
    Inventors: Bily Wang, Jonnie Chuang, Hui-Yen Huang, Chao-Yuan Huang
  • Patent number: 7834365
    Abstract: An LED chip package structure with high-efficiency light-emitting effect includes a substrate unit, a light-emitting unit, and a package colloid unit. The substrate unit has a substrate body, and a positive electrode trace and a negative electrode trace respectively formed on the substrate body. The light-emitting unit has a plurality of LED chips arranged on the substrate body. Each LED chip has a positive electrode side and a negative electrode side respectively and electrically connected with the positive electrode trace and the negative electrode trace of the substrate unit. The package colloid unit has a plurality of package colloids respectively covered on the LED chips. Each package colloid has a colloid cambered surface and a colloid light-emitting surface respectively formed on a top surface and a front surface thereof.
    Type: Grant
    Filed: September 12, 2007
    Date of Patent: November 16, 2010
    Assignee: Harvatek Corporation
    Inventors: Bily Wang, Jonnie Chuang, Wen-Kuei Wu
  • Patent number: 7828464
    Abstract: An LED lamp structure with high-efficiency heat-dissipating function includes a heat-dissipating module, a light-emitting module, a power-transmitting module, and a casing module. The heat-dissipating module has a plurality of heat-dissipating fins, and the heat-dissipating fins are combined together to form a radial shape and a receiving space. The light-emitting module is received in the receiving space of the heat-dissipating module. The power-transmitting module is electrically connected with the light-emitting module. The casing module has a top board body, a bottom board body mated with the top board body, and a joint board body disposed between the top board body and the heat-dissipating fins. Both the top board body and the joint board body have an opening for exposing the light-emitting module. Each heat-dissipating fin has a top side contacted with the joint board body and a bottom side separated from the bottom board body by a predetermined distance.
    Type: Grant
    Filed: November 19, 2007
    Date of Patent: November 9, 2010
    Assignee: Harvatek Corporation
    Inventors: Bily Wang, Jonnie Chuang, Shih-Yu Wu
  • Patent number: 7824938
    Abstract: An LED chip package structure with thick guiding pin includes a plurality of conductive pins separated from each other, an insulative casing, a plurality of LED chips, and a packaging colloid. The insulative casing covers a bottom side of each conductive pin to form an injection concave groove for exposing a top surface of each conductive pin. Two lateral sides of each conductive pin are extended outward from the insulative casing. The LED chips are arranged in the injection concave groove, and each LED chip has a positive electrode side and a negative electrode side respectively and electrically connected with different conductive pins. In addition, the packaging colloid is filled into the injection concave groove for covering the LED chips.
    Type: Grant
    Filed: March 24, 2009
    Date of Patent: November 2, 2010
    Assignee: Harvatek Corporation
    Inventors: Bily Wang, Jonnie Chuang, Hui-Yen Huang
  • Publication number: 20100271844
    Abstract: A light-guiding structure with phosphor material layers includes a light-guiding unit, a light-emitting unit and a phosphor unit. The light-emitting unit is disposed beside an outer lateral side of the light-guiding unit. The phosphor unit is connected with the light-guiding unit and is disposed between the light-guiding unit and the light-emitting unit. In addition, the phosphor unit is formed or pasted on the lateral side of the light-guiding unit, and the light-emitting unit has a PCB substrate and a plurality of light-emitting elements electrically disposed on the PCB substrate and facing the light-guiding unit. Hence, light beams generated by the light-emitting elements of the light-emitting unit pass through the phosphor unit to form another light beams, and the light beams are guided into the light-guiding unit. Finally, the light beams are projected out from a light-exiting face of the light-guiding unit.
    Type: Application
    Filed: April 24, 2009
    Publication date: October 28, 2010
    Inventors: Bily Wang, Jonnie Chuang
  • Patent number: 7803641
    Abstract: A mold structure for packaging LED chips includes a top mold and a bottom mold. The bottom mold is mated with the top mold. The bottom mold has a main flow channel, a plurality of receiving spaces formed beside the main flow channel, a plurality of secondary flow channels for respectively and transversely communicating the receiving spaces with each other, and a plurality of ejection pins penetrating through the bottom mold.
    Type: Grant
    Filed: September 12, 2007
    Date of Patent: September 28, 2010
    Assignee: Harvatek Corporation
    Inventors: Bily Wang, Jonnie Chuang, Hui-Yen Huang
  • Patent number: 7804162
    Abstract: A multi-wavelength white light-emitting structure uses a UV light emitting diode chip and a blue light emitting diode chip to excite a red phosphor and a green phosphor and generates a white light-emitting structure having good color rendering. The multi-wavelength white light-emitting structure uses a UV light emitting diode chip that emits light having a wavelength of between 350˜430 nm to excite a red phosphor to emit red light having a wavelength of between 600˜700 nm. The present invention then uses a blue light emitting diode chip that emits light having a wavelength between of 400˜500 nm to emit blue light and uses the blue light emitting diode chip to excite a green phosphor to emit green light having a wavelength of between 490˜560 nm. Mixing the red light, the blue light and the green light forms a white light.
    Type: Grant
    Filed: February 18, 2009
    Date of Patent: September 28, 2010
    Assignee: Harvatek Corporation
    Inventors: Bily Wang, Jonnie Chuang, Chuan-Fa Lin
  • Patent number: 7749781
    Abstract: A method for manufacturing a light-emitting diode having a high heat-dissipating efficiency forms a thickened metal into a plurality of supports. The support has a first electrode and a second electrode thereon. The first electrode is formed with a trough. The chip that emits a visible light or an invisible light is adhered in the trough. Then, two leads are welded on the chip. One end of each of the two leads is welded to the first and second electrodes respectively. Various glues are dotted on the chip, adhesive, leads and the support. Finally, the glue is formed into a seat and lens having a packaged chip, adhesive, leads and support by means of a hot press-forming process.
    Type: Grant
    Filed: June 2, 2007
    Date of Patent: July 6, 2010
    Assignee: Harvatek Corporation
    Inventors: Bily Wang, Jonnie Chuang, Miko Huang
  • Patent number: 7741648
    Abstract: An LED chip package structure includes a ceramic substrate, a conductive unit, a hollow ceramic casing, many LED chips, and a package colloid. The ceramic substrate has a main body, many protrusions extended from the main body, many penetrating holes respectively penetrating through the protrusions, and many half through holes formed on a lateral side of the main body and respectively formed between each two protrusions. The conductive unit has many first conductive layers respectively formed on the protrusions, many second conductive layers respectively formed on inner surfaces of the half through holes and a bottom face of the main body, and many third conductive layers respectively filled in the penetrating holes. The hollow ceramic casing is fixed on the main body to form a receiving space. The LED chips is received in the receiving space. The package colloid is filled in the receiving space for covering the LED chips.
    Type: Grant
    Filed: October 24, 2007
    Date of Patent: June 22, 2010
    Assignee: Harvatek Corporation
    Inventors: Bily Wang, Jonnie Chuang, Chia-Hung Chen
  • Patent number: 7737635
    Abstract: A light source module of a white light emitting diode comprising a blue LED, a packaging substrate, wherein the blue LED is mounted on and electrically connected to the packaging substrate, a cap layer, enclosing the blue LED, wherein the cap layer includes a mixture of silicon and phosphor blend at ratio of 1:0.2-0.5, and a protective layer over the cap layer.
    Type: Grant
    Filed: February 6, 2007
    Date of Patent: June 15, 2010
    Assignee: Harvatek Corporation
    Inventors: Bily Wang, Jonnie Chuang, Chao-Yuan Huang