Patents by Inventor Michael Renne Ty Tan

Michael Renne Ty Tan 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: 10924185
    Abstract: Systems and methods are provided for a dual-side bi-directional optical multiplexing system includes a light receiving elements array receiving light from in an egress propagation direction from an optical fiber, arranged at a side of the optical fiber. The system also includes a light transmitting elements array emitting light in an ingress propagation direction into the optical fiber, and arranged at a second position to an opposing side of the optical fiber. The light receiving elements array and the light transmitting elements array are on dual-sides of the system with respect to the optical fiber. The system also includes bi-directional micro-optics interfacing with the optical fiber, and interfacing with the light transmitting elements array to direct light propagating in the ingress direction emitted from the light transmitting element array towards the optical fiber.
    Type: Grant
    Filed: August 6, 2018
    Date of Patent: February 16, 2021
    Assignee: Hewlett Packard Enterprise Development LP
    Inventors: Kevin B. Leigh, Michael Renne Ty Tan, Sagi Mathai, Paul Rosenberg, Wayne Sorin
  • Patent number: 10895688
    Abstract: In example implementations, an optical connector is provided. The optical connector includes a jumper holder, a base bracket, and an optical ferrule. The jumper holder holds a plurality of ribbon fibers. The base bracket is coupled to an electrical substrate to mate with the jumper holder. The optical ferrule is coupled to an end of each one of the plurality of ribbon fibers. The optical ferrule is laterally inserted into a corresponding orthogonal socket that is coupled to a silicon interposer on the electrical substrate to optically mate the optical ferrule to the orthogonal socket.
    Type: Grant
    Filed: November 25, 2019
    Date of Patent: January 19, 2021
    Assignee: Hewlett Packard Enterprise Development LP
    Inventors: Kevin B. Leigh, Paul Kessler Rosenberg, Sagi Mathai, Mir Ashkan Seyedi, Michael Renne Ty Tan, Wayne Victor Sorin, Marco Fiorentino
  • Patent number: 10868407
    Abstract: An array of monolithic wavelength division multiplexing (WDM) vertical cavity surface emitting lasers (VCSELs) with spatially varying gain peak and Fabry Perot wavelength is provided. Each VCSEL includes a lower distributed Bragg reflector (DBR), a Fabry Perot tuning/current spreading layer, and a structure comprising a multiple quantum well (MQW) layer sandwiched between a lower separate confinement heterostructure (SCH) layer and an upper SCH layer. The structure is sandwiched between the DBR and the Fabry Perot tuning/current spreading layer. Each MQW experiences a different amount of quantum well intermixing and concomitantly a different wavelength shift. Each VCSEL further includes a top mirror on the Fabry Perot tuning/current spreading layer. A method is also provided for manufacturing the array.
    Type: Grant
    Filed: June 4, 2015
    Date of Patent: December 15, 2020
    Assignee: Hewlett Packard Enterprise Development LP
    Inventors: Sagi Mathai, Michael Renne Ty Tan
  • Patent number: 10848247
    Abstract: An apparatus includes a first and second VCSEL, each with an integrated lens. The VCSELs emit a first light beam having first optical modes at first wavelengths and a second light beam having second optical modes at second wavelengths. The apparatus also has an optical block with a first and second surface, a mirror coupled to the second surface, and a wavelength-selective filter coupled to the first surface. The first integrated lens mode matches the first beam to the optical block, and the second integrated lens mode matches the second beam to the optical block such that the first beam and second beam each have substantially a beam waist with a beam waist dimension at the first and second input region, respectively. An exit beam that includes light from the first beam and the second beam is output from the second surface of the optical block.
    Type: Grant
    Filed: January 29, 2019
    Date of Patent: November 24, 2020
    Assignee: Hewlett Packard Enterprise Development LP
    Inventors: Wayne Sorin, Michael Renne Ty Tan, Sagi V. Mathai, Georgios Panotopoulos, Paul K. Rosenberg
  • Publication number: 20200343695
    Abstract: Examples herein relate to optical modules. In particular, implementations herein relate to optical modules that include top-emitting VCSELs and/or top-entry photodetectors. The optical modules include a substrate having opposing first and second sides. The optical modules further includes a first interposer having opposing first and second sides and a plurality of top-emitting vertical-cavity surface-emitting lasers (VCSELs). The VCSELs are flip-chipped to the second side of the first interposer such that they are disposed between the substrate and the first interposer. The VCSELs are configured to emit optical signals having different wavelengths. The optical signals are configured to be combined and transmitted over a single optical fiber. The optical modules include a plurality of electrical conductors forming electrical paths between electrical contacts of the top-emitting VCSELs and the substrate.
    Type: Application
    Filed: April 29, 2019
    Publication date: October 29, 2020
    Inventors: Sagi Varghese Mathai, Paul Kessler Rosenberg, Wayne Victor Sorin, Michael Renne Ty Tan
  • Patent number: 10816738
    Abstract: One example includes an optical coupler. The optical coupler includes a waveguide formed in a first layer of a layered structure that is to propagate an optical signal. The waveguide includes an end portion. The optical coupler also includes a turning mirror that includes a bulk structure and a reflective material deposited on an angular face of the bulk structure to form a surface of the turning mirror. The bulk structure can have a greater cross-sectional size than a cross-sectional size of the waveguide, such that the angular face extends above the first layer of the layered structure and extends into a second layer of the layered structure below the first layer. The surface of the turning mirror can be arranged to reflect the optical signal that is provided from the end portion of the waveguide.
    Type: Grant
    Filed: October 24, 2014
    Date of Patent: October 27, 2020
    Assignee: Hewlett Packard Enterprise Development LP
    Inventors: Sagi Mathai, Michael Renne Ty Tan
  • Patent number: 10795103
    Abstract: Optoelectronic devices with a support member and methods of manufacturing or assembling the same are provided. An example of an optoelectronic device according to the present disclosure includes a substrate and an optical component and an electronic component disposed thereon or therein. The optoelectronic device further includes a ferrule coupled to the optical fiber and an optical socket receiving the ferrule therein. The optoelectronic device includes a support member disposed between the substrate and the optical socket such that the optical socket is spaced from the substrate by the support member.
    Type: Grant
    Filed: October 30, 2018
    Date of Patent: October 6, 2020
    Assignee: Hewlett Packard Enterprise Development LP
    Inventors: Paul Kessler Rosenberg, Sagi Mathai, Michael Renne Ty Tan
  • Patent number: 10795089
    Abstract: According to one example, the present application discloses an optical circuit comprising a grating to receive input light of mixed polarizations and output light of a same polarization to a first waveguide and a second waveguide. The first waveguide and second waveguide are optically coupled to a plurality of resonators that are coupled to a plurality of gratings that are to output light of mixed polarizations.
    Type: Grant
    Filed: March 12, 2019
    Date of Patent: October 6, 2020
    Assignee: Hewlett Packard Enterprise Development LP
    Inventors: Lars Helge Thylen, Joaquin Matres Abril, Michael Renne Ty Tan
  • Patent number: 10788633
    Abstract: In example implementations, an apparatus is provided. The apparatus includes an optical transmission component and an optical reception component. The optical transmission component includes a plurality of lasers and a transmit filter. The plurality of lasers each emit a different wavelength of light. The transmit filter includes a plurality of different regions that correspond to one of the different wavelengths of light emitted by the plurality of lasers. The optical reception component includes a plurality of photodiodes and a complementary reverse order (CRO) filter. The CRO filter includes a same plurality of different regions as the transmit filter in a reverse order.
    Type: Grant
    Filed: April 30, 2018
    Date of Patent: September 29, 2020
    Assignee: Hewlett Packard Enterprise Development LP
    Inventors: Kevin B. Leigh, Paul Kessler Rosenberg, Sagi Mathai, Wayne Victor Sorin, Michael Renne Ty Tan, Georgios Panotopoulos
  • Publication number: 20200244040
    Abstract: A VCSEL device includes a substrate and a first DBR structure disposed on the substrate. The VCSEL device further includes a cathode contact disposed on a top surface of the first DBR structure. In addition, the VCSEL device includes a VCSEL mesa that is disposed on the top surface of the first DBR structure. The VCSEL mesa includes a quantum well, a non-circularly-shaped oxide aperture region disposed above the quantum well, and a second DBR structure disposed above the non-circularly-shaped oxide aperture region. In addition, the VCSEL mesa includes a selective polarization structure disposed above the second DBR structure and an anode contact disposed above the selective polarization structure.
    Type: Application
    Filed: January 27, 2019
    Publication date: July 30, 2020
    Inventors: Binhao Wang, Wayne Sorin, Michael Renne Ty Tan, Sagi Varghese Mathai, Stanley Cheung
  • Patent number: 10700494
    Abstract: In the examples provided herein, a data center transmission system includes a VCSEL (vertical-cavity surface-emitting laser) that lases in a single spatial mode with a side mode suppression ratio of at least 25 dB, where the VCSEL is formed on a substrate and lases at a wavelength transparent to the substrate, and further where an output of the VCSEL exits through the substrate. Also, the VCSEL is directly modulated. The system further includes an optical fiber having a first end to receive the output of the VCSEL for propagation along the optical fiber. The optical fiber supports a single spatial mode without supporting higher order spatial modes over a range of wavelengths between 1260 nm and 1360 nm. The system also includes a receiver to receive the directly modulated output of the VCSEL after propagation through the optical fiber.
    Type: Grant
    Filed: April 1, 2016
    Date of Patent: June 30, 2020
    Assignee: Hewlett Packard Enterprise Development LP
    Inventors: Wayne Victor Sorin, Michael Renne Ty Tan, Sagi Varghese Mathai
  • Patent number: 10698163
    Abstract: Examples herein relate to polarization diversity optical interface assemblies including a single mode optical fiber and first and second grating couplers disposed on a substrate. The first and second grating couplers are coupled to first and second waveguides, respectively. The assemblies further includes an optical connector to couple light between the single mode optical fiber and each of the first and second grating couplers. The optical connector includes a ferrule and a walk-off crystal. The ferrule is coupled to a portion of the single mode optical fiber. The walk-off crystal is configured to spatially separate the light into first and second orthogonal polarization modes prior to passing through the respective first and second grating couplers and/or combine the first and second polarization modes of the light prior to passing through the single mode optical fiber.
    Type: Grant
    Filed: October 30, 2018
    Date of Patent: June 30, 2020
    Assignee: Hewlett Packard Enterprise Development LP
    Inventors: Sagi Mathai, Wayne Victor Sorin, Marco Fiorentino, Michael Renne Ty Tan
  • Publication number: 20200203918
    Abstract: Examples of the present disclosure include a tunable laser comprising a waveguide including gain section. The waveguide overlies and is optically coupled to another waveguide. The another waveguide has a reflector at one end. A laser cavity is formed in the waveguides.
    Type: Application
    Filed: September 30, 2019
    Publication date: June 25, 2020
    Inventors: Stanley Cheung, Michael Renne Ty Tan, Wayne Sorin, Joaquin Matres Abril, Sagi Mathai
  • Patent number: 10677990
    Abstract: In the examples provided herein, a system includes a loop waveguide; and a grating coupler formed on the loop waveguide to couple light impinging on the grating coupler having a first polarization into the loop waveguide in a first direction, and to couple light having a second polarization, orthogonal to the first polarization, into the loop waveguide in a second direction. The system also includes a ring resonator positioned near the loop waveguide tuned to have a resonant wavelength at a first wavelength to couple light at the first wavelength out of the loop waveguide into the ring resonator. An output waveguide positioned near the ring resonator couples light out of the ring resonator into the output waveguide; and a photodetector detects light propagating out of a first end and a second end of the output waveguide.
    Type: Grant
    Filed: December 11, 2015
    Date of Patent: June 9, 2020
    Assignee: Hewlett Packard Enterprise Development LP
    Inventors: Joaquin Matres, Wayne Victor Sorin, Sagi Mathai, Lars Helge Thylen, Michael Renne Ty Tan, Marco Fiorentino
  • Patent number: 10678006
    Abstract: An example method of manufacturing an optical interface. An optical socket may be provided that has an alignment feature that is to engage an optical connector, and first solder attachment pads. A printed circuit board may be provided that has an active optical device and second solder attachment pads. The optical socket may be connected to the printed circuit board by reflowing solder between the first and second solder attachment pads. The first and second solder attachment pads, the alignment feature, and the active optical device are positioned such that, while reflowing the solder, the solder automatically forces the optical socket into an aligned position.
    Type: Grant
    Filed: September 30, 2016
    Date of Patent: June 9, 2020
    Assignee: Hewlett Packard Enterprise Development LP
    Inventors: Paul Kessler Rosenberg, Michael Renne Ty Tan, Kevin Leigh
  • Patent number: 10680714
    Abstract: Techniques related to optical devices including a high contrast grating (HCG) lens are described herein. In an example, an optical device includes a transparent substrate. A laser emitter or detector at a first side of the transparent substrate to emit or detect a laser light transmitted via the transparent substrate. A HCG lens is at a second side of the transparent substrate to transmit and refract the laser light.
    Type: Grant
    Filed: January 17, 2019
    Date of Patent: June 9, 2020
    Assignee: Hewlett Packard Enterprise Development LP
    Inventors: Wayne Victor Sorin, Michael Renne Ty Tan, David A. Fattal, Sagi Varghese Mathai
  • Publication number: 20200132933
    Abstract: Examples herein relate to polarization diversity optical interface assemblies including a single mode optical fiber and first and second grating couplers disposed on a substrate. The first and second grating couplers are coupled to first and second waveguides, respectively. The assemblies further includes an optical connector to couple light between the single mode optical fiber and each of the first and second grating couplers. The optical connector includes a ferrule and a walk-off crystal. The ferrule is coupled to a portion of the single mode optical fiber. The walk-off crystal is configured to spatially separate the light into first and second orthogonal polarization modes prior to passing through the respective first and second grating couplers and/or combine the first and second polarization modes of the light prior to passing through the single mode optical fiber.
    Type: Application
    Filed: October 30, 2018
    Publication date: April 30, 2020
    Inventors: Sagi Mathai, Wayne Victor Sorin, Marco Fiorentino, Michael Renne Ty Tan
  • Publication number: 20200132953
    Abstract: Optoelectronic devices with a support member and methods of manufacturing or assembling the same are provided. An example of an optoelectronic device according to the present disclosure includes a substrate and an optical component and an electronic component disposed thereon or therein. The optoelectronic device further includes a ferrule coupled to the optical fiber and an optical socket receiving the ferrule therein. The optoelectronic device includes a support member disposed between the substrate and the optical socket such that the optical socket is spaced from the substrate by the support member.
    Type: Application
    Filed: October 30, 2018
    Publication date: April 30, 2020
    Inventors: Paul Kessler Rosenberg, Sagi Mathai, Michael Renne Ty Tan
  • Publication number: 20200127442
    Abstract: In example implementations of a vertical-cavity surface-emitting laser (VCSEL), the VCSEL includes a p-type distributed Bragg reflector (p-DBR) layer and a p-type ohmic (p-ohmic) contact layer adjacent to the p-DBR layer. The p-DBR layer may include an oxide aperture and the p-ohmic contact layer may have an opening that is aligned with the oxide aperture. The opening may be filled with a dielectric material. A metal layer may be coupled to the p-ohmic contact layer and encapsulate the dielectric material.
    Type: Application
    Filed: December 18, 2019
    Publication date: April 23, 2020
    Inventors: Sagi MATHAI, Michael Renne Ty TAN, Wayne Victor SORIN
  • Publication number: 20200105957
    Abstract: A substrate-entry photodiode includes a light redirection layer over an absorbing layer of the photodiode. The light redirection layer may reflect light back through the absorbing layer of the photodiode at an oblique angle. The oblique angle prevents the reflected light from exiting the substrate entry aperture while providing a second pass through the absorbing layer.
    Type: Application
    Filed: September 28, 2018
    Publication date: April 2, 2020
    Inventors: Sagi Mathai, Wayne Victor Sorin, Michael Renne Ty Tan