Patents by Inventor Albert Wu

Albert Wu 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: 20150028422
    Abstract: Embodiments include a semiconductor device comprising: a substrate; a first transistor formed on the substrate; and a second transistor formed on the substrate, wherein a common region of the semiconductor device forms (i) a drain region of the first transistor, and (ii) a source region of the second transistor, and wherein a gate region of the first transistor is electrically coupled to a gate region of the second transistor.
    Type: Application
    Filed: July 22, 2014
    Publication date: January 29, 2015
    Inventor: Albert Wu
  • Patent number: 8934285
    Abstract: A cell of a resistive random access memory including a resistive element and an access device. The resistive element includes (i) a first electrode and (ii) a second electrode. The access device is configured to select and deselect the cell. The access device includes (i) a first terminal connected to a first contact and (i) a second terminal connected to a second contact. The second contact is connected to the second electrode of the resistive element via a third contact. The third contact includes (i) a first surface in contact with the second contact and (ii) a second surface in contact with the second electrode. The first surface defines a first surface area, and the second surface defines a second surface area. The first surface area is greater than the second surface area.
    Type: Grant
    Filed: October 10, 2013
    Date of Patent: January 13, 2015
    Assignee: Marvell World Trade Ltd.
    Inventors: Pantas Sutardja, Albert Wu, Winston Lee, Peter Lee, Runzi Chang
  • Patent number: 8885388
    Abstract: A memory includes an array of memory cells, a first module and a second module. The first module is configured to compare a first state of a memory cell with a reference. The memory cell is in the array of memory cells. The second module is configured to, subsequent to a read cycle or a write cycle of the memory cell and based on the comparison, reform the memory cell to adjust a difference between the first state and a second state of the memory cell.
    Type: Grant
    Filed: October 22, 2013
    Date of Patent: November 11, 2014
    Assignee: Marvell World Trade Ltd.
    Inventors: Pantas Sutardja, Albert Wu, Winston Lee, Peter Lee, Runzi Chang
  • Patent number: 8884419
    Abstract: Embodiments of the present disclosure provide a substrate, one of either a semiconductor die or an interposer disposed on the substrate, the semiconductor die or the interposer having a first surface attached to the substrate and a second surface that is opposite to the first surface, one or more interconnect structures formed on the second surface of the semiconductor die or the interposer, a mold compound formed to substantially encapsulate the semiconductor die or the interposer, and one or more vias formed in the mold compound to facilitate coupling the one or more interconnect structures with another component. Other embodiments may be described and/or claimed.
    Type: Grant
    Filed: June 21, 2013
    Date of Patent: November 11, 2014
    Assignee: Marvell International Ltd.
    Inventors: Shiann-Ming Liou, Albert Wu
  • Patent number: 8873309
    Abstract: A memory includes a module and a demultiplexer. The module is configured to monitor outputs of sense amplifiers. Each of the outputs of the sense amplifiers is configured to be in a first state or a second state. The module is configured to determine that two or more of the outputs of the sense amplifiers are in a same state. The same state is the first state or the second state. The module is configured to output the state of the two or more outputs of the sense amplifiers. The demultiplexer is configured to provide the state of the two or more outputs of the sense amplifiers to a latch.
    Type: Grant
    Filed: October 3, 2013
    Date of Patent: October 28, 2014
    Assignee: Marvell World Trade Ltd.
    Inventors: Pantas Sutardja, Albert Wu, Runzi Chang, Winston Lee, Peter Lee
  • Patent number: 8861214
    Abstract: Substrates for integrated passive devices are described herein. Embodiments of the present invention provide substrates including a glass layer and at least one passive device disposed thereon. According to various embodiments of the present invention, the glass layer may have a thickness adapted to minimize conductive and/or other interactions between the substrate and the at least one passive device. Other embodiments may be described and claimed.
    Type: Grant
    Filed: October 31, 2007
    Date of Patent: October 14, 2014
    Assignee: Marvell International Ltd.
    Inventors: Albert Wu, Chuan-Cheng Cheng
  • Publication number: 20140284635
    Abstract: An integrated circuit including a die of the integrated circuit, the die including an insulating layer, light emitting diodes, a semiconductor layer, and a control module. The insulating layer includes a first side and a second side. The second side is opposite to the first side. The light emitting diodes are arranged on the first side of the insulating layer. The semiconductor layer is arranged adjacent to the second side of the insulating layer. The light emitting diodes are connected to the semiconductor layer using connections from the first side of the insulating layer to the second side of the insulating layer. The control module is arranged on the semiconductor layer. The control module is configured to output pulse width modulated pulses to the light emitting diodes via the connections.
    Type: Application
    Filed: June 9, 2014
    Publication date: September 25, 2014
    Inventors: Wanfeng Zhang, Albert Wu
  • Patent number: 8796839
    Abstract: An apparatus that comprises a power ground/arrangement that comprises a first semiconductor die configured as a central processing unit (CPU). The power/ground arrangement further comprises a first metal layer that provides only one of (i) a power signal and (ii) a ground signal, and a second metal layer that provides the other one of (i) the power signal and (ii) the ground signal. The apparatus further comprises a second semiconductor die configured as a memory that is coupled to the power/ground arrangement. The second semiconductor die is configured to receive power signals and ground signals from the power/ground arrangement. The second semiconductor die is further configured to provide signals to the CPU via the power/ground arrangement and to receive signals from the CPU via the power/ground arrangement. The second semiconductor die is coupled to the power/ground arrangement only along a single side of the second semiconductor die.
    Type: Grant
    Filed: January 6, 2012
    Date of Patent: August 5, 2014
    Assignee: Marvell International Ltd.
    Inventors: Sehat Sutardja, Albert Wu
  • Patent number: 8767491
    Abstract: A system on a chip includes a semiconductor memory, a memory control module, a non-volatile memory and a memory decoder module. The semiconductor memory has i) first memory locations, and ii) second memory locations. Each of the second memory locations is redundant to one of the first memory locations. The memory control module is configured to detect defective ones of the first memory locations. The non-volatile memory has a memory repair database. The memory repair database is configured to store information associating respective addresses of the defective ones of the first memory locations with one or more of the second memory locations. The memory decoder module is configured to, based on the information stored in the memory repair database, respectively remap the respective addresses of the defective ones of the first memory locations to the one or more of the second memory locations.
    Type: Grant
    Filed: June 10, 2013
    Date of Patent: July 1, 2014
    Assignee: Marvell International Ltd.
    Inventors: Albert Wu, Sehat Sutardja
  • Patent number: 8762801
    Abstract: A system includes a first device, a first storage element, a comparator and a second device. The first device is configured to test memory cells in an array of memory cells to detect defective memory cells. The defective memory cells include a first memory cell and a second memory cell. The first storage element is configured to store a first address of the first memory cell. The comparator is configured to compare a second address of the second memory cell to the first address.
    Type: Grant
    Filed: April 15, 2013
    Date of Patent: June 24, 2014
    Assignee: Marvell International Ltd.
    Inventors: Winston Lee, Albert Wu, Chorng-Lii Liou
  • Publication number: 20140170832
    Abstract: A method including: forming a stack of resistive layers; prior to or subsequent to forming the stack of resistive layers, forming a conductive layer; applying a mask layer on the stack of resistive layers or the conductive layer; forming a first spacer on the mask layer; and etching away a first portion of the mask layer using the first spacer as a first mask to provide a remainder. The method further includes: forming a second spacer on the stack of the resistive layers or the conductive layer and the remainder of the mask layer; etching away a second portion of the remainder of the mask layer to form an island; and using the island as a second mask, etching the stack of the resistive layers to form a resistive element of a memory, and etching the conductive layer to form a conductive element of the memory.
    Type: Application
    Filed: December 11, 2013
    Publication date: June 19, 2014
    Applicant: Marvell World Trade Ltd.
    Inventors: Pantas Sutardja, Albert Wu, Runzi Chang, Winston Lee, Peter Lee
  • Patent number: 8753976
    Abstract: A method including: forming a dielectric layer over a substrate of a microelectronic device; forming a photoresist layer over the dielectric layer; performing a first exposure of the photoresist layer to permit portions of the dielectric layer to be removed at a first plurality of locations; subsequent to performing the first exposure, performing a second exposure of the photoresist layer to permit portions of the dielectric layer to be removed at a second plurality of locations different from the first plurality of locations; removing the portions of the dielectric layer at each of i) the first plurality of locations and ii) the second plurality of locations; and etching the dielectric layer at each of i) the first plurality of locations and ii) the second plurality of locations to respectively form a contact hole at each of the i) the first plurality of locations and ii) the second plurality of locations.
    Type: Grant
    Filed: July 29, 2013
    Date of Patent: June 17, 2014
    Assignee: Marvell International Ltd.
    Inventors: Albert Wu, Chien-Chuan Wei
  • Patent number: 8754506
    Abstract: Embodiments of the present invention provide an apparatus that includes a semiconductor substrate comprising a first surface having one or more integrated circuit devices formed thereon and a second surface opposite the first surface, wherein one or more vias are formed through the semiconductor substrate to couple the first surface with the second surface. The apparatus may further include a redistribution layer coupled with the second surface of the semiconductor substrate, wherein the one or more vias couple the redistribution layer with the first surface of the semiconductor substrate. Other embodiments including, for example, associated packages and methods may be described and/or claimed.
    Type: Grant
    Filed: April 10, 2009
    Date of Patent: June 17, 2014
    Assignee: Marvell International Ltd.
    Inventors: Shiann-Ming Liou, Albert Wu
  • Patent number: 8748910
    Abstract: A system includes a plurality of light emitting diodes (LEDs) and a control module configured to generate pulse width modulated (PWM) pulses to drive the LEDs. The LEDs and the control module are integrated in an integrated circuit (IC) package.
    Type: Grant
    Filed: December 10, 2010
    Date of Patent: June 10, 2014
    Assignee: Marvell World Trade Ltd.
    Inventors: Wanfeng Zhang, Albert Wu
  • Publication number: 20140124961
    Abstract: Embodiments of the present disclosure provide a method comprising providing a semiconductor substrate having (i) a first surface and (ii) a second surface that is disposed opposite to the first surface, forming a dielectric film on the first surface of the semiconductor substrate, forming a redistribution layer on the dielectric film, electrically coupling one or more dies to the redistribution layer, forming a molding compound on the semiconductor substrate, recessing the second surface of the semiconductor substrate, forming one or more channels through the recessed second surface of the semiconductor substrate to expose the redistribution layer; and forming one or more package interconnect structures in the one or more channels, the one or more package interconnect structures being electrically coupled to the redistribution layer, the one or more package interconnect structures to route electrical signals of the one or more dies. Other embodiments may be described and/or claimed.
    Type: Application
    Filed: January 13, 2014
    Publication date: May 8, 2014
    Applicant: Marvell World Trade Ltd.
    Inventors: Albert WU, Roawen Chen, Chung Chyung Han, Shiann-Ming Liou, Chien-Chuan Wei, Runzi Chang, Scott Wu, Chuan-Cheng Cheng
  • Publication number: 20140112057
    Abstract: A memory includes an array of memory cells, a first module and a second module. The first module is configured to compare a first state of a memory cell with a reference. The memory cell is in the array of memory cells. The second module is configured to, subsequent to a read cycle or a write cycle of the memory cell and based on the comparison, reform the memory cell to adjust a difference between the first state and a second state of the memory cell.
    Type: Application
    Filed: October 22, 2013
    Publication date: April 24, 2014
    Applicant: Marvell World Trade Ltd.
    Inventors: Pantas Sutardja, Albert Wu, Winston Lee, Peter Lee, Runzi Chang
  • Publication number: 20140104924
    Abstract: A memory includes a module and a demultiplexer. The module is configured to monitor outputs of sense amplifiers. Each of the outputs of the sense amplifiers is configured to be in a first state or a second state. The module is configured to determine that two or more of the outputs of the sense amplifiers are in a same state. The same state is the first state or the second state. The module is configured to output the state of the two or more outputs of the sense amplifiers. The demultiplexer is configured to provide the state of the two or more outputs of the sense amplifiers to a latch.
    Type: Application
    Filed: October 3, 2013
    Publication date: April 17, 2014
    Applicant: Marvell World Trade Ltd.
    Inventors: Pantas Sutardja, Albert Wu, Runzi Chang, Winston Lee, Peter Lee
  • Publication number: 20140106508
    Abstract: Embodiments of the present disclosure provide a method that comprises providing a first die having a surface comprising a bond pad to route electrical signals of the first die and attaching the first die to a layer of a substrate. The method further comprises forming one or more additional layers of the substrate to embed the first die in the substrate and coupling a second die to the one or more additional layers, the second die having a surface comprising a bond pad to route electrical signals of the second die. The second die is coupled to the one or more additional layers such that electrical signals are routed between the first die and the second die.
    Type: Application
    Filed: December 24, 2013
    Publication date: April 17, 2014
    Applicant: Marvell World Trade Ltd.
    Inventors: Sehat Sutardja, Albert Wu, Scott Wu
  • Publication number: 20140104928
    Abstract: A cell of a resistive random access memory including a resistive element and an access device. The resistive element includes (i) a first electrode and (ii) a second electrode. The access device is configured to select and deselect the cell. The access device includes (i) a first terminal connected to a first contact and (i) a second terminal connected to a second contact. The second contact is connected to the second electrode of the resistive element via a third contact. The third contact includes (i) a first surface in contact with the second contact and (ii) a second surface in contact with the second electrode. The first surface defines a first surface area, and the second surface defines a second surface area. The first surface area is greater than the second surface area.
    Type: Application
    Filed: October 10, 2013
    Publication date: April 17, 2014
    Applicant: Marvell World Trade Ltd.
    Inventors: Pantas SUTARDJA, Albert Wu, Winston Lee, Peter Lee, Runzi Chang
  • Publication number: 20140104927
    Abstract: A system includes a resistive random access memory cell and a driver circuit. The resistive random access memory cell includes a resistive element and a switching element, and has a first terminal connected to a bit line and a second terminal connected to a word line. The driver circuit is configured to apply, in response to selection of the resistive random access memory cell using the word line, a first voltage of a first polarity to the bit line to program the resistive random access memory cell to a first state by causing current to flow through the resistive element in a first direction, and a second voltage of a second polarity to the bit line to program the resistive random access memory cell to a second state by causing current to flow through the resistive element in a second direction.
    Type: Application
    Filed: October 10, 2013
    Publication date: April 17, 2014
    Applicant: Marvell World Trade Ltd.
    Inventors: Pantas Sutardja, Albert Wu, Runzi Chang, Winston Lee, Peter Lee