Patents by Inventor Liang Ding

Liang Ding 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: 20220334339
    Abstract: Provided is a lens assembly, which comprises: a first optical lens module, comprising a first carrier and at least one first optical lens received in the first carrier; and a second optical lens module, comprising a second carrier, at least one second optical lens received in the second carrier, and a bearing portion connected to the second carrier. A lower end portion of the first carrier extends to the bearing portion, so as to constrain the relative positions of the first optical lens module and the second optical lens module.
    Type: Application
    Filed: July 6, 2022
    Publication date: October 20, 2022
    Applicant: NINGBO SUNNY OPOTECH CO., LTD.
    Inventors: Chunmei LIU, Yiqi WANG, Liang DING, Mingzhu WANG, Hailong LIAO, Nan GUO
  • Publication number: 20220319994
    Abstract: A method for forming a silicon photonics interposer having through-silicon vias (TSVs). The method includes forming vias in a front side of a silicon substrate and defining primary structures for forming optical devices in the front side. Additionally, the method includes bonding a first handle wafer to the front side and thinning down the silicon substrate from the back side and forming bumps at the back side to couple with a conductive material in the vias. Furthermore, the method includes bonding a second handle wafer to the back side and debonding the first handle wafer from the front side to form secondary structures based on the primary structures. Moreover, the method includes forming pads at the front side to couple with the bumps at the back side before completing final structures based on the secondary structures and debonding the second handle wafer from the back side.
    Type: Application
    Filed: June 17, 2022
    Publication date: October 6, 2022
    Inventors: Liang DING, Radhakrishnan L. NAGARAJAN
  • Publication number: 20220308310
    Abstract: An adjustable optical lens and camera module, and manufacturing method and applications thereof is disclosed. The camera module includes an optical sensor and an adjustable optical lens. The adjustable optical lens includes an optical structural member and at least two lenses, wherein each of the lenses is arranged in an internal space of the optical structural member. Along a vertical direction of the optical structural member, at least one lens is adapted to be adjustably pre-mounted to an internal space of the optical structural member serving as an adjustable lens. The side wall of the optical structural member is provided with at least one adjustment channel, which is positioned corresponding to the adjustable lens, so that an assembling position of the adjustable lens can be adjusted through the adjustment channel so as to align a central axis line of the adjustable optical lens with a central axis line of the optical sensor.
    Type: Application
    Filed: July 15, 2021
    Publication date: September 29, 2022
    Inventors: Mingzhu WANG, Bojie ZHAO, Heng JIANG, Liang DING, Feifan CHEN, Chunmei LIU, Nan GUO, Shoujie WANG
  • Publication number: 20220289405
    Abstract: A multi-purpose planet planetary exploration rover is provided in this invention, which relates to the field of planet exploration. The multi-purpose planetary exploration rover includes a case body, mounted with a first wheel at left and right sides respectively; and a cantilever, having a front end connected to the case body, a rear end of the cantilever being mounted with a second wheel; wherein the cantilever is rotated or fixed relative to the case body, the second wheel is steered relative to the cantilever, and the first wheel and the second wheel are used to drive the multi-purpose planetary exploration rover. Compared with the prior art, the multi-purpose planetary exploration rover of this invention can effectively explore special geographic locations such as cliffs, volcanic craters, craters and lava caves on alien planets.
    Type: Application
    Filed: July 10, 2020
    Publication date: September 15, 2022
    Applicant: Harbin Institute of Technology
    Inventors: Haibo GAO, Huaiguang YANG, Lan HUANG, Liang DING, Zhaowei YU, Zongquan DENG, Haitao YU
  • Publication number: 20220283399
    Abstract: A camera lens module includes an image sensor and a lens assembly. The image sensor includes a photosensitive chip defining a photosensitive path, wherein the lens assembly is coupled to the image sensor along the photosensitive path of the photosensitive chip. The lens assembly includes at least one optical lens module and an aperture member coupled at the optical lens module, wherein the optical lens module includes a lens barrel and at least an optical lens supported within the lens barrel. A relative position of the lens assembly with respect to the image sensor is adjustable for calibration and the relative position of the optical lens module is permanently fixed after calibration.
    Type: Application
    Filed: May 23, 2022
    Publication date: September 8, 2022
    Inventors: Mingzhu WANG, Heng JIANG, Feifan CHEN, Chunmei LIU, Bojie ZHAO, Nan GUO, Liang DING
  • Patent number: 11435545
    Abstract: A camera lens module includes a lens assembly. The lens assembly may comprise a first optical lens module comprising a first carrier and at least one first optical lens received in the first carrier; and a second optical lens module comprising a second carrier, at least one second optical lens received in the second carrier, and a bearing portion connected to the second carrier. When the first optical lens module and the second optical lens module are assembled together, an adjustable clearance exists between the first carrier and the bearing portion, and between bottom surfaces of the first carrier and a lowermost lens of the first optical lenses and a top surface of an uppermost lens of the second optical lenses.
    Type: Grant
    Filed: June 22, 2020
    Date of Patent: September 6, 2022
    Assignee: NINGBO SUNNY OPOTECH CO., LTD.
    Inventors: Chunmei Liu, Yiqi Wang, Liang Ding, Mingzhu Wang, Hailong Liao, Nan Guo
  • Publication number: 20220268968
    Abstract: A molded photosensitive assembly includes a supporting member, at least a circuit board, at least two photosensitive units, at least two lead wires, and a mold sealer. The photosensitive units are coupled at the chip coupling area of the circuit board. The lead wires are electrically connected the photosensitive units at the chip coupling area of the circuit board. The mold sealer includes a main mold body and has two optical windows. When the main mold body is formed, the lead wires, the circuit board and the photosensitive units are sealed and molded by the main mold body of the mold sealer, such that after the main mold body is formed, the main mold body and at least a portion of the circuit board are integrally formed together at a position that the photosensitive units are aligned with the optical windows respectively.
    Type: Application
    Filed: May 10, 2022
    Publication date: August 25, 2022
    Inventors: Mingzhu WANG, Bojie ZHAO, Takehiko TANAKA, Nan GUO, Zhenyu CHEN, Heng JIANG, Zhongyu LUAN, Fengsheng XI, Feifan CHEN, Liang DING
  • Publication number: 20220224808
    Abstract: A split lens includes a first lens group including a first set of lenses, a second lens group including a second set of lenses, and at least one light shielding element. The light shielding element is disposed between the lens at the bottom position of the first lens group and the lens at the top position of the second lens group, such that a predetermined light path is formed between the first lens group and the second lens group, thereby conforming to the structure of the split lens.
    Type: Application
    Filed: March 22, 2018
    Publication date: July 14, 2022
    Inventors: Mingzhu WANG, Shoujie WANG, Nan GUO, Liang DING, Bojie ZHAO, Feifan CHEN, Chunmei LIU, Qimin MEI
  • Patent number: 11385432
    Abstract: A camera lens module includes an image sensor and a lens assembly. The image sensor includes a photosensitive chip defining a photosensitive path, wherein the lens assembly is coupled to the image sensor along the photosensitive path of the photosensitive chip. The lens assembly includes at least one optical lens module and an aperture member coupled at the optical lens module, wherein the optical lens module includes a lens barrel and at least an optical lens supported within the lens barrel. A relative position of the lens assembly with respect to the image sensor is adjustable for calibration and the relative position of the optical lens module is permanently fixed after calibration.
    Type: Grant
    Filed: January 23, 2019
    Date of Patent: July 12, 2022
    Assignee: NINGBO SUNNY OPOTECH CO., LTD.
    Inventors: Mingzhu Wang, Heng Jiang, Feifan Chen, Chunmei Liu, Bojie Zhao, Nan Guo, Liang Ding
  • Patent number: 11377162
    Abstract: A soft biomimetic legged robot is provided in the present invention, including a plurality of soft robotic arms. The soft robotic arms include a plurality of motion units, and each of the motion units includes one or more of a twist module, an extension module, a contraction, and a bending module. The plurality of motion units is combined to achieve a full-posture motion of the soft robotic arms. By using soft robotic arms composed of different motion units, the soft biomimetic legged robot of the present invention can not only realize the underwater swimming and crawling, but the crawling on land or slopes, thereby adapting to more complicated environments and achieving richer functions. The motion posture is not limited to a single bending, twisting, extension, and shortening. The soft robotic arm can achieve full-posture movements, and its motion type is more complete.
    Type: Grant
    Filed: March 23, 2020
    Date of Patent: July 5, 2022
    Assignee: HARBIN INSTITUTE OF TECHNOLOGY
    Inventors: Liang Ding, Haibo Gao, Lizhou Niu, Yang Su, Zongquan Deng, Nan Li, Zhen Liu
  • Patent number: 11367687
    Abstract: A method for forming a silicon photonics interposer having through-silicon vias (TSVs). The method includes forming vias in a front side of a silicon substrate and defining primary structures for forming optical devices in the front side. Additionally, the method includes bonding a first handle wafer to the front side and thinning down the silicon substrate from the back side and forming bumps at the back side to couple with a conductive material in the vias. Furthermore, the method includes bonding a second handle wafer to the back side and debonding the first handle wafer from the front side to form secondary structures based on the primary structures. Moreover, the method includes forming pads at the front side to couple with the bumps at the back side before completing final structures based on the secondary structures and debonding the second handle wafer from the back side.
    Type: Grant
    Filed: January 9, 2020
    Date of Patent: June 21, 2022
    Assignee: MARVELL ASIA PTE LTD.
    Inventors: Liang Ding, Radhakrishnan L. Nagarajan
  • Publication number: 20220191368
    Abstract: A camera module and array camera module with circuit board unit and photosensitive unit and manufacturing method thereof is provided. The array camera module comprises two or more camera lenses and a circuit unit. The circuit unit comprises a circuit board portion for electrically connecting two or more photosensitive sensors of the array camera module, and a conjoined encapsulation portion integrally encapsulated on the circuit board portion. The camera lenses are respectively arranged along the photosensitive paths of the photosensitive sensors.
    Type: Application
    Filed: March 3, 2022
    Publication date: June 16, 2022
    Applicant: NINGBO SUNNY OPOTECH CO., LTD.
    Inventors: Mingzhu WANG, Bojie ZHAO, Takehiko TANAKA, Feifan CHEN, Qimin MEI, Liang DING, Heng JIANG
  • Patent number: 11360832
    Abstract: An operation method of robot operating system and a robot control method are provided in this invention. The operation method of robot operating system includes steps of: monitoring an operating state of the Linux kernel through the security kernel when the security kernel and the Linux kernel of the robot operating system are both started; and hosting the Linux kernel through the security kernel when the Linux kernel runs abnormally or crashes. The technical scheme of the present invention is able to improve stability and safety of the robot operation.
    Type: Grant
    Filed: September 25, 2020
    Date of Patent: June 14, 2022
    Assignee: HGR INTERNATIONAL INSTITUTE FOR RESEARCH & INNOVATION
    Inventors: Fei Wang, Liang Ding, Kerui Xia, Zhenzhong Yu, Yanan Zhang, Qi Hou, Chao Peng, Taogeng Zhang, Xiaolong Li
  • Publication number: 20220123852
    Abstract: An in-packaged multi-channel light engine is packaged for four or more sub-assemblies of optical-electrical sub-modules. Each is assembled with at least four laser chips, one or more driver chip, and one or more trans-impedance amplifier (TIA) chip separately flip-mounted on a silicon photonics interposer and is coupled to an optical interface block and an electrical interface block on a sub-module substrate. The in-packaged multi-channel light engine further includes a first frame fixture holding the four or more sub-assemblies and a second frame fixture configured to hold the first frame fixture with the four or more sub-assemblies. The in-packaged multi-channel light engine further includes an interposer plate inserted between the sub-module substrates and a module substrate and is compressed between a backplate member attached to a bottom side of the module substrate and a top plate member configured as a heatsink with a plurality of fin structures.
    Type: Application
    Filed: December 28, 2021
    Publication date: April 21, 2022
    Inventors: Radhakrishnan L. NAGARAJAN, Liang DING, Mark PATTERSON, Roberto COCCIOLI
  • Patent number: 11303789
    Abstract: A camera module and array camera module with circuit board unit and photosensitive unit and manufacturing method thereof is provided. The array camera module comprises two or more camera lenses and a circuit unit. The circuit unit comprises a circuit board portion for electrically connecting two or more photosensitive sensors of the array camera module, and a conjoined encapsulation portion integrally encapsulated on the circuit board portion. The camera lenses are respectively arranged along the photosensitive paths of the photosensitive sensors.
    Type: Grant
    Filed: June 22, 2020
    Date of Patent: April 12, 2022
    Assignee: NINGBO SUNNY OPOTECH CO., LTD.
    Inventors: Mingzhu Wang, Bojie Zhao, Takehiko Tanaka, Feifan Chen, Qimin Mei, Liang Ding, Heng Jiang
  • Patent number: 11218242
    Abstract: An in-packaged multi-channel light engine is packaged for four or more sub-assemblies of optical-electrical sub-modules. Each is assembled with at least four laser chips, one or more driver chip, and one or more trans-impedance amplifier (TIA) chip separately flip-mounted on a silicon photonics interposer and is coupled to an optical interface block and an electrical interface block on a sub-module substrate. The in-packaged multi-channel light engine further includes a first frame fixture holding the four or more sub-assemblies and a second frame fixture configured to hold the first frame fixture with the four or more sub-assemblies. The in-packaged multi-channel light engine further includes an interposer plate inserted between the sub-module substrates and a module substrate and is compressed between a backplate member attached to a bottom side of the module substrate and a top plate member configured as a heatsink with a plurality of fin structures.
    Type: Grant
    Filed: June 5, 2020
    Date of Patent: January 4, 2022
    Assignee: MARVELL ASIA PTE, LTD.
    Inventors: Radhakrishnan L. Nagarajan, Liang Ding, Mark Patterson, Roberto Coccioli
  • Patent number: 11216319
    Abstract: An Intelligent Real-Time Robot Operating System (IRT-ROS) architecture and an operation method thereof are provided. The IRT-ROS architecture includes a General-Purpose OS kernel, a Real-Time OS kernel, and an Inter-processor Interrupt interface. The General-Purpose OS kernel is configured to run a General-Purpose OS to execute a non-real-time process. The Real-Time OS kernel is configured to run a Real-Time OS to execute a real-time process. The IPI interface is connected between the General-Purpose OS kernel and the Real-Time OS kernel, and is configured to support communication between the non-real-time process and the real-time process. The AIRT-ROS architecture allows Linux and RTERS to respectively execute non-real-time process and real-time process, and to respectively respond IRQ of non-real-time devices and IRQ of real-time devices. Communications between non-real-time process and real-time process are supported.
    Type: Grant
    Filed: September 10, 2020
    Date of Patent: January 4, 2022
    Assignee: HRG INTERNATIONAL INSTITUTE FOR RESEARCH & INNOVATION
    Inventors: Kerui Xia, Liang Ding, Pengfei Liu, Zhenzhong Yu, Yanan Zhang, Fei Wang, Qi Hou, Taogeng Zhang
  • Publication number: 20210392251
    Abstract: A camera module, an integral base component of same, and a manufacturing method therefor are provided. The camera module includes at least one lens, at least one photosensitive chip, at least one filter, and at least one integral base component. The integral base component includes a base part and a circuit board part. The base part is integrally packaged in the circuit board part. The photosensitive chip is mounted on the circuit board part. The base part forms at least one through hole so as to provide the photosensitive chip with a light path. The lens is arranged on the light path of the photosensitive chip.
    Type: Application
    Filed: July 28, 2016
    Publication date: December 16, 2021
    Inventors: Mingzhu WANG, Bojie ZHAO, Takehiko TANAKA, Nan GUO, Zhenyu CHEN, Zhen HUANG, Feifan CHEN, Liang DING
  • Publication number: 20210385000
    Abstract: An in-packaged multi-channel light engine is packaged for four or more sub-assemblies of optical-electrical sub-modules. Each is assembled with at least four laser chips, one or more driver chip, and one or more trans-impedance amplifier (TIA) chip separately flip-mounted on a silicon photonics interposer and is coupled to an optical interface block and an electrical interface block on a sub-module substrate. The in-packaged multi-channel light engine further includes a first frame fixture holding the four or more sub-assemblies and a second frame fixture configured to hold the first frame fixture with the four or more sub-assemblies. The in-packaged multi-channel light engine further includes an interposer plate inserted between the sub-module substrates and a module substrate and is compressed between a backplate member attached to a bottom side of the module substrate and a top plate member configured as a heatsink with a plurality of fin structures.
    Type: Application
    Filed: June 5, 2020
    Publication date: December 9, 2021
    Inventors: Radhakrishnan L. NAGARAJAN, Liang DING, Mark PATTERSON, Roberto COCCIOLI
  • Publication number: 20210384989
    Abstract: A co-packaged optical module includes a substrate, a processor arranged on the substrate and a plurality of light engines mounted around the processor on the substrate using mounting assemblies configured to attach the respective light engines to the substrate. The light engines and the mounting assemblies are disposed along a perimeter of the substrate, including at corners of the substrate. Each of the mounting assemblies includes a socket, a metal clamp clamping a corresponding one of the light engines into the socket, and a plurality of pins which when mated with corresponding holes in the substrate cause peripheries of the mounting assemblies, including the light engines, the sockets and the metal clamps, to be flush with the perimeter of the substrate.
    Type: Application
    Filed: August 10, 2021
    Publication date: December 9, 2021
    Inventors: Radhakrashnan L. NAGARAJAN, Liang DING, Mark PATTERSON, Roberto COCCIOLI, Steve ABOAGYE