Patents by Inventor Junfeng Mei

Junfeng Mei 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: 10595781
    Abstract: An electronic sticker assembly includes a first electronic sticker comprising an upper surface, a lower surface, and first one or more conductive connection dots on the upper surface, a first adhesive layer on the first electronic sticker and comprising a first window. The first window is positioned to expose the first one or more conductive connection dots. A second electronic sticker on the first adhesive layer includes a lower surface and one or more second conductive connection dots on the lower surface. The first conductive connection dots on the upper surface of the first electronic sticker are in contact with the one or more second conductive connection dots on the lower surface of the second electronic sticker through the first window in the first adhesive layer.
    Type: Grant
    Filed: May 15, 2018
    Date of Patent: March 24, 2020
    Assignee: VivaLnk, Inc.
    Inventors: Junfeng Mei, Jiang Li
  • Patent number: 10379679
    Abstract: The present invention discloses a moveable robot that includes a head, a main body, and a moving chassis. A transport mechanism is mounted on the lower part of the moving chassis. The head and the main body are carried by moving chassis. A moveable connection mechanism between the main body and the moving chassis enables relative movements between the two components. A sliding platform comprising a sliding mechanism between the head and the main body allows the head to move relative to the main body. A projection system can a display an image through a window in the head, and to project an interactive map on the ground. An optical sensing system can detect movements of users relative to the displayed map on the ground. The projection system and the optical sensing system in combination provides an interactive user interface for the users. The optical sensing system can also sense the environment to assist obstacle avoidance and route planning moveable robot.
    Type: Grant
    Filed: March 3, 2018
    Date of Patent: August 13, 2019
    Assignee: Junfeng Mei
    Inventor: Junfeng Mei
  • Publication number: 20190019074
    Abstract: A wireless (e.g., near field or RF) communication device, and methods of manufacturing the same are disclosed. The method of manufacturing the wireless communication device includes forming an integrated circuit on a first substrate, printing stud bumps on input and/or output terminals of the integrated circuit, forming an antenna on a second substrate, and electrically connecting ends of the antenna to the stud bumps. The antenna is configured to (i) receive and (ii) transmit or broadcast wireless signals.
    Type: Application
    Filed: August 5, 2016
    Publication date: January 17, 2019
    Applicant: Thin Film Electronics ASA
    Inventors: Mao TAKASHIMA, Junfeng MEI
  • Publication number: 20180364870
    Abstract: The present invention discloses a moveable robot that includes a head, a main body, and a moving chassis. A transport mechanism is mounted on the lower part of the moving chassis. The head and the main body are carried by moving chassis. A moveable connection mechanism between the main body and the moving chassis enables relative movements between the two components. A sliding platform comprising a sliding mechanism between the head and the main body allows the head to move relative to the main body. A projection system can a display an image through a window in the head, and to project an interactive map on the ground. An optical sensing system can detect movements of users relative to the displayed map on the ground. The projection system and the optical sensing system in combination provides an interactive user interface for the users. The optical sensing system can also sense the environment to assist obstacle avoidance and route planning moveable robot.
    Type: Application
    Filed: March 3, 2018
    Publication date: December 20, 2018
    Inventor: Junfeng Mei
  • Publication number: 20180256107
    Abstract: An electronic sticker assembly includes a first electronic sticker comprising an upper surface, a lower surface, and first one or more conductive connection dots on the upper surface, a first adhesive layer on the first electronic sticker and comprising a first window. The first window is positioned to expose the first one or more conductive connection dots. A second electronic sticker on the first adhesive layer includes a lower surface and one or more second conductive connection dots on the lower surface. The first conductive connection dots on the upper surface of the first electronic sticker are in contact with the one or more second conductive connection dots on the lower surface of the second electronic sticker through the first window in the first adhesive layer.
    Type: Application
    Filed: May 15, 2018
    Publication date: September 13, 2018
    Inventors: Junfeng Mei, Jiang Li
  • Patent number: 9993203
    Abstract: An electronic sticker assembly includes a first electronic sticker comprising an upper surface, a lower surface, and a first group of conductive connection dots on the upper surface, a first adhesive layer on the first electronic sticker and comprising a first window. The first window is positioned to expose the first group of one or more conductive connection dots. A second electronic sticker on the first adhesive layer includes a lower surface and one or more second conductive connection dots on the lower surface. The first group of conductive connection dots on the upper surface of the first electronic sticker are in contact with the one or more second conductive connection dots on the lower surface of the second electronic sticker through the first window in the first adhesive layer.
    Type: Grant
    Filed: November 24, 2014
    Date of Patent: June 12, 2018
    Assignee: VivaLnk, Inc.
    Inventors: Junfeng Mei, Jiang Li
  • Patent number: 9861289
    Abstract: A wearable patch capable of wireless communications includes an elastic layer, an adhesive layer under the elastic layer, and a shearable electrode layer that includes: a support substrate comprising one or more openings so positioned to allow the shearable electrode layer to be sheared and elongated, and breathable, an upper electrode layer on the support substrate, and a lower electrode layer under the support substrate. The support substrate can include a via that is conductively connected to the upper electrode layer and the lower electrode layer. The lower electrode can be in contact with a user's body and to pick up electric signals from the user's body.
    Type: Grant
    Filed: October 22, 2014
    Date of Patent: January 9, 2018
    Assignee: VivaLnk, Inc.
    Inventors: Jiang Li, Junfeng Mei, Zhigang Wang
  • Patent number: 9632533
    Abstract: A wearable patch capable of wireless communications includes an adhesive layer, and a shearable circuit layer comprising a support substrate comprising one or more openings on the adhesive layer, wherein the one or more openings in the support substrate are so positioned to allow the shearable circuit layer to be sheared and elongated, and breathable. A conductive circuit is embedded in the support substrate. One or more semiconductor chips are in connection with the conductive circuit. An elastic layer is positioned on the shearable circuit layer. The one or more semiconductor chips and the conductive circuit can wirelessly communicate with an external device.
    Type: Grant
    Filed: October 10, 2014
    Date of Patent: April 25, 2017
    Assignee: VivaLnk, Inc.
    Inventors: Jiang Li, Junfeng Mei
  • Patent number: 9585245
    Abstract: An electronic patch includes a foldable circuit layer that includes a foldable network that includes comprising: a plurality of electronic modules comprising a plurality of electronic components, and flexible straps that connect the plurality of electronic modules, wherein the flexible straps comprise conductive circuit that are conductively connected with the plurality of electronic components in the plurality of electronic modules. Neighboring electronic modules can undulate in opposite directions normal to the foldable circuit layer. The electronic patch also includes an elastic layer that encloses the foldable circuit layer.
    Type: Grant
    Filed: June 2, 2016
    Date of Patent: February 28, 2017
    Assignee: VivaLnk, Inc.
    Inventors: Jiang Li, Junfeng Mei
  • Patent number: 9563836
    Abstract: A wearable tag capable of wireless communications includes a first elastic layer, a second elastic layer over the first elastic layer, wherein the second elastic layer is embedded with a first conductive circuit. The wearable tag includes a dielectric layer on the second elastic layer, a third elastic layer on the dielectric layer, wherein the third elastic layer is embedded with a second conductive circuit, wherein the dielectric layer comprises via holes that contain electric connections between the semiconductor chip and the first conductive circuit. A semiconductor chip is in connection with the first conductive circuit and the second conductive circuit, wherein the semiconductor chip, the first conductive circuit, and the second conductive circuit are configured to wirelessly communicate with external devices. The wearable tag also includes a fourth elastic layer on the semiconductor chip.
    Type: Grant
    Filed: January 18, 2016
    Date of Patent: February 7, 2017
    Assignee: VivaLnk Limited (Cayman Islands)
    Inventors: Junfeng Mei, Jie Li
  • Patent number: 9560975
    Abstract: A three-dimensional electronic patch includes a flat flexible circuit substrate that includes an elastic layer including a first portion and a second portion. The second portion includes at least side connected to the elastic layer and one or more sides defined by one or more cuts in the elastic layer. The three-dimensional electronic patch further includes a first sensor on the first portion of the elastic layer, a first conductive sensing pad under the first portion of the elastic layer and in electrical connection with the first sensor, and a conductive layer under the second portion of the elastic layer and in electrical connection with the first sensor. The second portion is folded to position the conductive layer away from the first portion.
    Type: Grant
    Filed: September 23, 2016
    Date of Patent: February 7, 2017
    Assignee: VivaLnk Limited (Cayman Islands)
    Inventors: Junfeng Mei, Zhigang Wang
  • Patent number: 9553254
    Abstract: A process for producing a patterned deformable polymer film for use in a deformable polymer device is disclosed. The process includes positioning an intermediary layer between a deformable film and a process tooling and printing at least one electrode on the deformable film by depositing an ink to form the at least one electrode on a first surface of the deformable film, wherein the intermediary layer permits release of the deformable film from the process tooling subsequent to the printing process. Films produced by the inventive processes may find use in electroactive polymer devices.
    Type: Grant
    Filed: March 1, 2012
    Date of Patent: January 24, 2017
    Assignee: Parker-Hannifin Corporation
    Inventors: Francois Egron, Pat Liptawat, Junfeng Mei, Hooman Mousavi Nazari, Xina Quan, Marcus A. Rosenthal, William D. Sutherland, Luther L. White, III
  • Publication number: 20170007133
    Abstract: A three-dimensional electronic patch includes a flat flexible circuit substrate that includes an elastic layer including a first portion and a second portion. The second portion includes at least side connected to the elastic layer and one or more sides defined by one or more cuts in the elastic layer. The three-dimensional electronic patch further includes a first sensor on the first portion of the elastic layer, a first conductive sensing pad under the first portion of the elastic layer and in electrical connection with the first sensor, and a conductive layer under the second portion of the elastic layer and in electrical connection with the first sensor. The second portion is folded to position the conductive layer away from the first portion.
    Type: Application
    Filed: September 23, 2016
    Publication date: January 12, 2017
    Inventors: Junfeng Mei, Zhigang Wang
  • Patent number: 9513666
    Abstract: A wearable patch capable of wireless communications includes an adhesive layer, and a shearable circuit layer comprising a support substrate comprising one or more openings on the adhesive layer, wherein the one or more openings in the support substrate are so positioned to allow the shearable circuit layer to be sheared and elongated, and breathable. A conductive circuit is embedded in the support substrate. One or more semiconductor chips are in connection with the conductive circuit. An elastic layer is positioned on the shearable circuit layer. The one or more semiconductor chips and the conductive circuit can wirelessly communicate with an external device.
    Type: Grant
    Filed: September 19, 2014
    Date of Patent: December 6, 2016
    Assignee: VivaLnk, Inc.
    Inventors: Jiang Li, Junfeng Mei
  • Publication number: 20160317057
    Abstract: A wearable patch capable of wireless communications includes an elastic layer, an adhesive layer under the elastic layer, and a shearable electrode layer that includes: a support substrate comprising one or more openings so positioned to allow the shearable electrode layer to be sheared and elongated, and breathable, an upper electrode layer on the support substrate, and a lower electrode layer under the support substrate. The support substrate can include a via that is conductively connected to the upper electrode layer and the lower electrode layer. The lower electrode can be in contact with a user's body and to pick up electric signals from the user's body.
    Type: Application
    Filed: July 13, 2016
    Publication date: November 3, 2016
    Inventors: Jiang Li, Junfeng Mei, Zhigang Wang
  • Patent number: 9483726
    Abstract: A three-dimensional electronic patch includes a flat flexible circuit substrate that includes an elastic layer including a first portion and a second portion. The second portion includes at least side connected to the elastic layer and one or more sides defined by one or more cuts in the elastic layer. The three-dimensional electronic patch further includes a first sensor on the first portion of the elastic layer, a first conductive sensing pad under the first portion of the elastic layer and in electrical connection with the first sensor, and a conductive layer under the second portion of the elastic layer and in electrical connection with the first sensor. The second portion is folded to position the conductive layer away from the first portion.
    Type: Grant
    Filed: July 30, 2015
    Date of Patent: November 1, 2016
    Assignee: VivaLnk Inc.
    Inventors: Junfeng Mei, Zhigang Wang
  • Publication number: 20160278204
    Abstract: An electronic patch includes a foldable circuit layer that includes a foldable network that includes comprising: a plurality of electronic modules comprising a plurality of electronic components, and flexible straps that connect the plurality of electronic modules, wherein the flexible straps comprise conductive circuit that are conductively connected with the plurality of electronic components in the plurality of electronic modules. Neighboring electronic modules can undulate in opposite directions normal to the foldable circuit layer. The electronic patch also includes an elastic layer that encloses the foldable circuit layer.
    Type: Application
    Filed: June 2, 2016
    Publication date: September 22, 2016
    Inventors: Jiang Li, Junfeng Mei
  • Patent number: 9380698
    Abstract: An electronic patch includes a foldable circuit layer that includes a foldable network that includes comprising: a plurality of electronic modules comprising a plurality of electronic components, and flexible straps that connect the plurality of electronic modules, wherein the flexible straps comprise conductive circuit that are conductively connected with the plurality of electronic components in the plurality of electronic modules. Neighboring electronic modules can undulate in opposite directions normal to the foldable circuit layer. The electronic patch also includes an elastic layer that encloses the foldable circuit layer.
    Type: Grant
    Filed: March 10, 2015
    Date of Patent: June 28, 2016
    Assignee: VivaLnk, Inc.
    Inventors: Jiang Li, Junfeng Mei
  • Patent number: 9378450
    Abstract: An electronic patch includes a first circuit layer comprising a substantially flat first substrate and a first conductive circuit, a second circuit layer comprising a substantially flat second substrate and a second conductive circuit, and an undulated ribbon that connects the first circuit layer and the second circuit layer. The undulated ribbon includes a third conductive circuit that connects the first conductive circuit and the second conductive circuit. An elastic layer encloses the first circuit layer, the second circuit layer, and the undulated ribbons.
    Type: Grant
    Filed: February 9, 2015
    Date of Patent: June 28, 2016
    Assignee: VivaLnk, Inc
    Inventors: Junfeng Mei, Jiang Li
  • Publication number: 20160171363
    Abstract: A three-dimensional electronic patch includes a flat flexible circuit substrate that includes an elastic layer including a first portion and a second portion. The second portion includes at least side connected to the elastic layer and one or more sides defined by one or more cuts in the elastic layer. The three-dimensional electronic patch further includes a first sensor on the first portion of the elastic layer, a first conductive sensing pad under the first portion of the elastic layer and in electrical connection with the first sensor, and a conductive layer under the second portion of the elastic layer and in electrical connection with the first sensor. The second portion is folded to position the conductive layer away from the first portion.
    Type: Application
    Filed: July 30, 2015
    Publication date: June 16, 2016
    Inventors: Junfeng Mei, Zhigang Wang