Patents by Inventor Yonggang Li

Yonggang Li 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: 9113547
    Abstract: In some embodiments, same layer microelectronic circuit patterning using hybrid laser projection patterning (LPP) and semi-additive patterning (SAP) is presented. In this regard, a method is introduced including patterning a first density region of a laminated substrate surface using LPP, patterning a second density region of the laminated substrate surface using SAP, and plating the first and second density regions of the laminated substrate surface, wherein features spanning the first and second density regions are directly coupled. Other embodiments are also disclosed and claimed.
    Type: Grant
    Filed: October 24, 2008
    Date of Patent: August 18, 2015
    Assignee: Intel Corporation
    Inventors: John Guzek, Yonggang Li
  • Publication number: 20150181717
    Abstract: Generally discussed herein are systems and apparatuses that can include a releasable core panel. The disclosure also includes techniques of making and using the systems and apparatuses. According to an example a technique of making a releasable core panel can include coupling an inner foil to a substantially rectangular base, situating an outer conductive foil situated on the inner foil, or coupling, using a connective material, the inner foil and the outer conductive foil near edges of the outer conductive foil and the inner foil.
    Type: Application
    Filed: March 27, 2014
    Publication date: June 25, 2015
    Inventors: Ching-Ping Janet Shen, Ravi Shankar, Yonggang Li, Dilan Seneviratne, Charan K. Gurumurthy
  • Publication number: 20150171067
    Abstract: Embodiments of the present disclosure are directed to integrated circuit (IC) package assemblies with three-dimensional (3D) integration of multiple dies, as well as corresponding fabrication methods and systems incorporating such 3D IC package assemblies. A bumpless build-up layer (BBUL) package substrate may be formed on a first die, such as a microprocessor die. Laser radiation may be used to form an opening in a die backside film to expose TSV pads on the back side of the first die. A second die, such as a memory die stack, may be coupled to the first die by die interconnects formed between corresponding TSVs of the first and second dies. Underfill material may be applied to fill some or all of any remaining gap between the first and second dies, and/or an encapsulant may be applied over the second die and/or package substrate. Other embodiments may be described and/or claimed.
    Type: Application
    Filed: March 2, 2015
    Publication date: June 18, 2015
    Inventors: Digvijay A. Raorane, Yonggang Li, Rahul N. Manepalli, Javier Soto Gonzalez
  • Patent number: 9000599
    Abstract: Embodiments of the present disclosure are directed to integrated circuit (IC) package assemblies with three-dimensional (3D) integration of multiple dies, as well as corresponding fabrication methods and systems incorporating such 3D IC package assemblies. A bumpless build-up layer (BBUL) package substrate may be formed on a first die, such as a microprocessor die. Laser radiation may be used to form an opening in a die backside film to expose TSV pads on the back side of the first die. A second die, such as a memory die stack, may be coupled to the first die by die interconnects formed between corresponding TSVs of the first and second dies. Underfill material may be applied to fill some or all of any remaining gap between the first and second dies, and/or an encapsulant may be applied over the second die and/or package substrate. Other embodiments may be described and/or claimed.
    Type: Grant
    Filed: May 13, 2013
    Date of Patent: April 7, 2015
    Assignee: Intel Corporation
    Inventors: Digvijay A. Raorane, Yonggang Li, Rahul N. Manepalli, Javier Soto Gonzalez
  • Publication number: 20150089806
    Abstract: A semiconductor device substrate includes a front section and back section that are laminated cores disposed on a front- and back surfaces of a first core. The first core has a cylindrical plated through hole that has been metal plated and filled with air-core material. The front- and back sections have laser-drilled tapered vias that are filled with conductive material and that are coupled to the plated through hole. The back section includes an integral inductor coil that communicates to the front section. The first core and the laminated-cores form a hybrid-core semiconductor device substrate with an integral inductor coil.
    Type: Application
    Filed: December 10, 2014
    Publication date: April 2, 2015
    Inventors: MIHIR K. ROY, ISLAM A. SALAMA, YONGGANG LI
  • Patent number: 8928151
    Abstract: A semiconductor device substrate includes a front section and back section that are laminated cores disposed on a front- and back surfaces of a first core. The first core has a cylindrical plated through hole that has been metal plated and filled with air-core material. The front- and back sections have laser-drilled tapered vias that are filled with conductive material and that are coupled to the plated through hole. The back section includes an integral inductor coil that communicates to the front section. The first core and the laminated-cores form a hybrid-core semiconductor device substrate with an integral inductor coil.
    Type: Grant
    Filed: September 6, 2013
    Date of Patent: January 6, 2015
    Assignee: Intel Corporation
    Inventors: Mihir K. Roy, Islam Salama, Yonggang Li
  • Publication number: 20140332975
    Abstract: Embodiments of the present disclosure are directed to integrated circuit (IC) package assemblies with three-dimensional (3D) integration of multiple dies, as well as corresponding fabrication methods and systems incorporating such 3D IC package assemblies. A bumpless build-up layer (BBUL) package substrate may be formed on a first die, such as a microprocessor die. Laser radiation may be used to form an opening in a die backside film to expose TSV pads on the back side of the first die. A second die, such as a memory die stack, may be coupled to the first die by die interconnects formed between corresponding TSVs of the first and second dies. Underfill material may be applied to fill some or all of any remaining gap between the first and second dies, and/or an encapsulant may be applied over the second die and/or package substrate. Other embodiments may be described and/or claimed.
    Type: Application
    Filed: May 13, 2013
    Publication date: November 13, 2014
    Inventors: Digvijay A. Raorane, Yonggang Li, Rahul N. Manepalli, Javier Soto Gonzalez
  • Patent number: 8877565
    Abstract: A method of fabricating a substrate core structure, and a substrate core structure formed according to the method. The method includes: laser drilling a first set of via openings through a starting insulating layer; filling the first set of via openings with a conductive material to provide a first set of conductive vias; providing first and second patterned conductive layers on opposite sides of the starting insulating layer; providing a supplemental insulating layer onto the first patterned conductive layer; laser drilling a second set of via openings through the supplemental insulating layer; filling the second set of via openings with a conductive material to provide a second set of conductive vias; and providing a supplemental patterned conductive layer onto an exposed side of the supplemental insulating layer, the second set of conductive vias contacting the first patterned conductive layer and the supplemental patterned conductive layer at opposite sides thereof.
    Type: Grant
    Filed: June 28, 2007
    Date of Patent: November 4, 2014
    Assignee: Intel Corporation
    Inventors: Yonggang Li, Islam Salama, Charan Gurumurthy
  • Publication number: 20140204454
    Abstract: A first acousto-optic deflector receives a laser beam. The first acousto-optic deflector diffracts the received laser beam along a first axis. A second acousto-optic deflector receives the diffracted laser beam. The second acousto-optic deflector diffracts the received diffracted laser beam along a second axis.
    Type: Application
    Filed: December 22, 2011
    Publication date: July 24, 2014
    Inventors: Yonggang Li, Islam A. Salama, Chong Zhang
  • Publication number: 20140008760
    Abstract: A semiconductor device substrate includes a front section and back section that are laminated cores disposed on a front- and back surfaces of a first core. The first core has a cylindrical plated through hole that has been metal plated and filled with air-core material. The front- and back sections have laser-drilled tapered vias that are filled with conductive material and that are coupled to the plated through hole. The back section includes an integral inductor coil that communicates to the front section. The first core and the laminated-cores form a hybrid-core semiconductor device substrate with an integral inductor coil.
    Type: Application
    Filed: September 6, 2013
    Publication date: January 9, 2014
    Inventors: Mihir K. Roy, ISLAM SALAMA, YONGGANG LI
  • Patent number: 8552564
    Abstract: A semiconductor device substrate includes a front section and back section that are laminated cores disposed on a front- and back surfaces of a first core. The first core has a cylindrical plated through hole that has been metal plated and filled with air-core material. The front- and back sections have laser-drilled tapered vias that are filled with conductive material and that are coupled to the plated through hole. The back section includes an integral inductor coil that communicates to the front section. The first core and the laminated-cores form a hybrid-core semiconductor device substrate with an integral inductor coil.
    Type: Grant
    Filed: December 9, 2010
    Date of Patent: October 8, 2013
    Assignee: Intel Corporation
    Inventors: Mihir K. Roy, Islam Salama, Yonggang Li
  • Publication number: 20130242498
    Abstract: A method of fabricating a substrate core structure comprises: providing first and second patterned conductive layers defining openings therein on each side of a starting insulating layer; providing a first and a second supplemental insulating layers onto respective ones of a first and a second patterned conductive layer; laser drilling a set of via openings extending through at least some of the conductive layer openings of the first and second patterned conductive layers; filling the set of via openings with a conductive material to provide a set of conductive vias; and providing a first and a second supplemental patterned conductive layer onto respective ones of the first and the second supplemental insulating layers, the set of conductive vias contacting the first supplemental patterned conductive layer at one side thereof, and the second supplemental patterned conductive layer at another side thereof.
    Type: Application
    Filed: April 11, 2013
    Publication date: September 19, 2013
    Inventors: Yonggang Li, Islam Salama, Charan Gurumurthy, Hamid Azimi
  • Publication number: 20130189812
    Abstract: In some embodiments, coaxial plated through holes (PTH) for robust electrical performance are presented. in this regard, an apparatus is introduced comprising an integrated circuit device and a substrate coupled with the integrated circuit device, wherein the substrate includes: a plated through hole, the plated through hole filled with dielectric material and a coaxial copper wire, and conductive traces to separately route the plated through hole and the coaxial copper wire. Other embodiments are also disclosed.
    Type: Application
    Filed: July 23, 2012
    Publication date: July 25, 2013
    Inventors: Mihir Roy, Mahadevan Suryakumar, Yonggang Li
  • Patent number: 8456016
    Abstract: A semiconductor package comprises a semiconductor substrate that may comprise a core. The core may comprise one or more materials selected from a group comprising ceramics and glass dielectrics. The package further comprises a set of one or more inner conductive elements that is provided on the core, a set of one or more outer conductive elements that is provided on an outer side of the substrate, and a semiconductor die to couple to the substrate via one or more of the outer conductive elements. Example materials for the core may comprise one or more from alumina, zirconia, carbides, nitrides, fused silica, quartz, sapphire, and Pyrex. A laser may be used to drill one or more plated through holes to couple an inner conductive element to an outer conductive element. A dielectric layer may be formed in the substrate to insulate an outer conductive element from the core or an inner conductive element.
    Type: Grant
    Filed: March 23, 2010
    Date of Patent: June 4, 2013
    Assignee: Intel Corporation
    Inventors: Yonggang Li, Amruthavalli P. Alur, Devarajan Balaraman, Xiwang Qi, Charan K. Gurumurthy
  • Patent number: 8440916
    Abstract: A method of fabricating a substrate core structure comprises: providing first and second patterned conductive layers defining openings therein on each side of a starting insulating layer; providing a first and a second supplemental insulating layers onto respective ones of a first and a second patterned conductive layer; laser drilling a set of via openings extending through at least some of the conductive layer openings of the first and second patterned conductive layers; filling the set of via openings with a conductive material to provide a set of conductive vias; and providing a first and a second supplemental patterned conductive layer onto respective ones of the first and the second supplemental insulating layers, the set of conductive vias contacting the first supplemental patterned conductive layer at one side thereof and the second supplemental patterned conductive layer at another side thereof.
    Type: Grant
    Filed: June 28, 2007
    Date of Patent: May 14, 2013
    Assignee: Intel Corporation
    Inventors: Yonggang Li, Islam Salama, Charan Gurumurthy, Hamid Azimi
  • Patent number: 8318536
    Abstract: A method, comprises drilling a set of one or more microvias in a semiconductor package with an aperture, wherein drilling the set of microvias comprises to use an aperture that has a phase shift region to reduce a spot size of a drilling beam that is used to form the set of microvias.
    Type: Grant
    Filed: December 31, 2007
    Date of Patent: November 27, 2012
    Assignee: Intel Corporation
    Inventor: Yonggang Li
  • Patent number: 8288682
    Abstract: A method for forming at least one micro-via on a substrate is disclosed. The method comprises drilling at least one hole in a substrate by using a first laser beam. The first laser beam has an energy distribution, which is more at edges of the first laser beam than at the center of the first laser beam. The method further comprises forming at least one blank pattern on a top surface of the substrate and around an outer periphery of the at least one hole by removing at least a portion of the substrate by using a second laser beam. At least one blank pattern of the plurality of blank pattern corresponds to pad of the at least one micro-via. Thereafter, the method comprises filling the plurality of blank patterns and the at least one micro-via with a conductive material to form at least micro-via.
    Type: Grant
    Filed: September 28, 2007
    Date of Patent: October 16, 2012
    Assignee: Intel Corporation
    Inventors: Islam Salama, Yonggang Li
  • Patent number: 8227706
    Abstract: In some embodiments, coaxial plated through holes (PTH) for robust electrical performance are presented. In this regard, an apparatus is introduced comprising an integrated circuit device and a substrate coupled with the integrated circuit device, wherein the substrate includes: a plated through hole, the plated through hole filled with dielectric material and a coaxial copper wire, and conductive traces to separately route the plated through hole and the coaxial copper wire. Other embodiments are also disclosed and claimed.
    Type: Grant
    Filed: December 31, 2008
    Date of Patent: July 24, 2012
    Assignee: Intel Corporation
    Inventors: Mihir Roy, Mahadevan Suryakumar, Yonggang Li
  • Publication number: 20120146180
    Abstract: A semiconductor device substrate includes a front section and back section that are laminated cores disposed on a front- and back surfaces of a first core. The first core has a cylindrical plated through hole that has been metal plated and filled with air-core material. The front- and back sections have laser-drilled tapered vias that are filled with conductive material and that are coupled to the plated through hole. The back section includes an integral inductor coil that communicates to the front section. The first core and the laminated-cores form a hybrid-core semiconductor device substrate with an integral inductor coil.
    Type: Application
    Filed: December 9, 2010
    Publication date: June 14, 2012
    Inventors: Mihir K. Roy, Islam Salama, Yonggang Li
  • Patent number: 8183496
    Abstract: A method of forming a pattern (700) on a work piece (1260) includes placing a pattern mask (1210) over the work piece, placing an aperture (100, 500, 600, 1220) over the pattern mask, and placing the work piece in a beam of electromagnetic radiation (1240). The aperture includes three adjacent sections. A first section (310) has a first side (311), a second side (312), and a first length (313). A second section (320) has a third side (321) adjacent to the second side, a fourth side (322), a second length (323), and a first width (324). A third section (330) has a fifth side (331) adjacent to the fourth side, a sixth side (332), and a third length (333). The first and third lengths are substantially equal. The first and third sections are complementary shapes, as defined herein.
    Type: Grant
    Filed: December 30, 2008
    Date of Patent: May 22, 2012
    Assignee: Intel Corporation
    Inventors: Yonggang Li, Islam Salama