Patents by Inventor Boon Liang Yap

Boon Liang Yap 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).

  • Patent number: 12199218
    Abstract: In an embodiment an optoelectronic semiconductor component includes an optoelectronic semiconductor chip having a radiation exit surface and side surfaces running transversely with respect to the radiation exit surface, the optoelectronic semiconductor chip configured to emit primary radiation through the radiation exit surface, a conversion element arranged on the radiation exit surface, the conversion element configured to convert at least part of the primary radiation into secondary radiation and including a stack of at least two conversion layers and a reflective element laterally surrounding the optoelectronic semiconductor chip, wherein a lateral extent of the conversion layers decreases from a layer which is closest to the radiation exit surface to a layer which is most distant from the radiation exit surface, wherein the conversion element includes a part laterally extending beyond the radiation exit surface and being concavely curved, wherein the conversion element is partly arranged on the reflectiv
    Type: Grant
    Filed: March 14, 2019
    Date of Patent: January 14, 2025
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Ee Lian Lee, Boon Liang Yap, Prakash Rajah
  • Patent number: 12095013
    Abstract: In an embodiment a method for producing a plurality of radiation-emitting devices includes providing a plurality of semiconductor chips on a main surface of a carrier, each semiconductor chip for emitting electromagnetic radiation from a radiation exit surface, arranging a lens mold with a plurality of cavities over the carrier, introducing a liquid mold material into the cavities of the lens mold and curing the liquid mold material such that a plurality of molded lenses is generated, wherein the molded lenses directly adjoin the main surface of the carrier, wherein regions of an outer surface of the molded lenses directly adjacent to the main surface of the carrier are free of planar areas, and wherein the carrier includes a plurality of carrier elements, the carrier elements having a first recess in a main surface extending from a side face of the carrier element.
    Type: Grant
    Filed: April 12, 2019
    Date of Patent: September 17, 2024
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Ee Lian Lee, Boon Liang Yap, Prakash Rajah
  • Publication number: 20220077361
    Abstract: In an embodiment a method for producing a plurality of radiation-emitting devices includes providing a plurality of semiconductor chips on a main surface of a carrier, each semiconductor chip for emitting electromagnetic radiation from a radiation exit surface, arranging a lens mold with a plurality of cavities over the carrier, introducing a liquid mold material into the cavities of the lens mold and curing the liquid mold material such that a plurality of molded lenses is generated, wherein the molded lenses directly adjoin the main surface of the carrier, wherein regions of an outer surface of the molded lenses directly adjacent to the main surface of the carrier are free of planar areas, and wherein the carrier includes a plurality of carrier elements, the carrier elements having a first recess in a main surface extending from a side face of the carrier element.
    Type: Application
    Filed: April 12, 2019
    Publication date: March 10, 2022
    Inventors: Ee Lian Lee, Boon Liang Yap, Prakash Rajah
  • Patent number: 10072833
    Abstract: A light apparatus includes a first carrier with an optoelectronic component for generating electromagnetic radiation, a second carrier with at least one electronic component for controlling the optoelectronic component, and a thermally insulating layer arranged between, and attached to, the first and second carriers.
    Type: Grant
    Filed: August 13, 2013
    Date of Patent: September 11, 2018
    Assignee: OSRAM OPTO SEMICONDUCTORS GMBH
    Inventors: Kok Eng Ng, Choo Kean Lim, Eu Liong Ong, Boon Liang Yap
  • Publication number: 20170263836
    Abstract: A method of producing a device includes providing a strip-shaped leadframe, wherein the leadframe includes leadframe sections arranged in a row next to one another and connection structures connecting the leadframe sections, the connection structures each connecting two adjacent leadframe sections; forming molded bodies on the leadframe, the molded bodies each mechanically connecting two adjacent leadframe sections; arranging semiconductor chips on the leadframe; and interrupting the connections of the leadframe sections realized by the connection structures.
    Type: Application
    Filed: July 29, 2015
    Publication date: September 14, 2017
    Inventors: Eu Liong Ong, Bin Abdul Manaf Shahrol Izzanni, Boon Liang Yap, Mohd Fauzi Zainordin
  • Publication number: 20160186976
    Abstract: A light apparatus is disclosed. Embodiments of the light apparatus includes a first carrier with at least one electronic component for controlling an optoelectronic component, a second carrier with the optoelectronic component for generating electromagnetic radiation and a thermally insulating layer arranged between the first and second carriers, wherein the first and second carriers are attached to the insulating layer.
    Type: Application
    Filed: August 13, 2013
    Publication date: June 30, 2016
    Applicant: OSRAM Opto Semiconductors GmbH
    Inventors: Kok Eng Ng, Choo Kean Lim, Eu Liong Ong, Boon Liang Yap
  • Patent number: 9341361
    Abstract: A light emitter with a radiation exit surface including a housing part with a receptacle, at least one organic optoelectronic device, arranged in the receptacle, and at least one cover part joined to the housing part, wherein the device is mounted between the cover part and the housing part.
    Type: Grant
    Filed: August 6, 2012
    Date of Patent: May 17, 2016
    Assignee: OSRAM Opto Semiconductors GmbH
    Inventors: Karsten Diekmann, Steven Rossbach, Britta Göötz, Kok Eng Ng, Sok Gek Beh, Mardiana Binti Khalid, Boon Liang Yap, Shahrol Izzanni Abdul Manaf
  • Publication number: 20140293604
    Abstract: A light emitter with a radiation exit surface including a housing part with a receptacle, at least one organic optoelectronic device, arranged in the receptacle, and at least one cover part joined to the housing part, wherein the device is mounted between the cover part and the housing part.
    Type: Application
    Filed: August 6, 2012
    Publication date: October 2, 2014
    Applicant: OSRAM OPTO SEMICONDUCTORS GMBH
    Inventors: Karsten Diekmann, Steven Rossbach, Britta Göötz, Kok Eng Ng, Sok Gek Beh, Mardiana Binti Khalid, Boon Liang Yap, Shahrol Izzanni Abdul Manaf