Patents by Inventor Hieu Dinh

Hieu Dinh 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: 20230037029
    Abstract: A wearable ring includes an inner surface and an outer surface; a first antenna component and a second antenna component, each disposed between the inner surface and the outer surface; a first electrical circuit connecting a first end portion of the first antenna component with a first end portion of the second antenna component; and a second electrical circuit connecting a second end portion of the first antenna component with a second end portion of the second antenna component, and wherein, based on configuration of the first electrical circuit and the second electrical circuit, the first antenna component and second antenna component are configured to operate in a given frequency band.
    Type: Application
    Filed: August 2, 2021
    Publication date: February 2, 2023
    Inventors: Miroslav Samardzija, Eden Cheng, Robert Huang, Liem Hieu Dinh Vo
  • Patent number: 11563274
    Abstract: An integrated metallic component includes a metallic body and an antenna. The metallic body is adapted to at least one of act as a heat exchanger and at least partially enclose electronic components on a Printed Circuit Board (PCB. The antenna includes an antenna element, a short wall, and an antenna feed leg. The antenna element is offset from the metallic body and includes a length extending along a perimeter of the metallic body. The short wall connects the antenna element to the metallic body. The antenna feed leg is offset from the short wall in a direction of the length of the antenna element and adapted to extend from the antenna element to the PCB and to form an electrical connection with an electrical contact for a Radio Frequency (RF) signal trace on the PCB.
    Type: Grant
    Filed: October 29, 2020
    Date of Patent: January 24, 2023
    Assignee: Plume Design, Inc.
    Inventors: Miroslav Samardzija, Arthur Tung, Brian Nam, Liem Hieu Dinh Vo
  • Patent number: 11437721
    Abstract: A method for manufacturing a dual-band antenna includes stamping a metallic sheet to form an antenna plate having at least one antenna element with a low frequency section and a high frequency section having a slot; and folding the at least one antenna element about a portion of a perimeter of the stamped metallic sheet forming an upper surface, a side wall and a lower surface of the at least one antenna element.
    Type: Grant
    Filed: May 4, 2021
    Date of Patent: September 6, 2022
    Assignee: Plume Design, Inc.
    Inventors: Miroslav Samardzija, William McFarland, Brian Nam, Christina Xu, Liem Hieu Dinh Vo
  • Patent number: 11417953
    Abstract: A compact electronic device for wireless communication is disclosed. The compact electronic device includes a main printed circuit board, one or more antennas, at least one conductor, and a shell. The one or more antennas are configured for wireless communication. The at least one conductor being configured to provide at least one of control signals and power to a fan. The shell mounts the fan relative to the main printed circuit board. The shell includes walls forming a cavity. The walls encapsulate the conductor in the cavity.
    Type: Grant
    Filed: November 14, 2019
    Date of Patent: August 16, 2022
    Assignee: Plume Design, Inc.
    Inventors: Miroslav Samardzija, Chien Chang Chen, Ming-Tsung Su, Brian Nam, Liem Hieu Dinh Vo, William McFarland
  • Publication number: 20220140484
    Abstract: An integrated metallic component includes a metallic body and an antenna. The metallic body is adapted to at least one of act as a heat exchanger and at least partially enclose electronic components on a Printed Circuit Board (PCB. The antenna includes an antenna element, a short wall, and an antenna feed leg. The antenna element is offset from the metallic body and includes a length extending along a perimeter of the metallic body. The short wall connects the antenna element to the metallic body. The antenna feed leg is offset from the short wall in a direction of the length of the antenna element and adapted to extend from the antenna element to the PCB and to form an electrical connection with an electrical contact for a Radio Frequency (RF) signal trace on the PCB.
    Type: Application
    Filed: October 29, 2020
    Publication date: May 5, 2022
    Inventors: Miroslav Samardzija, Arthur Tung, Brian Nam, Liem Hieu Dinh Vo
  • Publication number: 20220102860
    Abstract: An antenna element includes an outer conductor and an inner conductor. The outer conductor forms a perimeter of the antenna element. The inner conductor is physically and electrically connected to the outer conductor only at an intermediate connection at an inner portion of the outer conductor. The outer conductor and the inner conductor are arranged to form a slot therebetween. The slot extends around the inner conductor such that each end of the slot is adjacent to the intermediate connection.
    Type: Application
    Filed: September 28, 2020
    Publication date: March 31, 2022
    Inventors: Miroslav Samardzija, Arthur Tung, Brian Nam, Liem Hieu Dinh Vo, William J. McFarland
  • Patent number: 11233328
    Abstract: A dual-band antenna or coupled resonators, related wireless device applications, and methods of manufacturing the same are provided. Embodiments of the antenna have resonant frequencies in a lower 2-3 GHz frequency band and a higher 5-6 GHz frequency band range. The antenna has a high frequency portion that may be configured to operate as an inverted F antenna. The high frequency element is also positioned adjacent to a nearby parasitic element. In operation, the high frequency element and the parasitic element couple together and form a current loop, or loop antenna which is configured to resonate at a low frequency band.
    Type: Grant
    Filed: September 10, 2019
    Date of Patent: January 25, 2022
    Assignee: Plume Design, Inc.
    Inventors: Miroslav Samardzija, Brian Nam, Ming-Tsung Su, Liem Hieu Dinh Vo
  • Publication number: 20210257733
    Abstract: A method for manufacturing a dual-band antenna includes stamping a metallic sheet to form an antenna plate having at least one antenna element with a low frequency section and a high frequency section having a slot; and folding the at least one antenna element about a portion of a perimeter of the stamped metallic sheet forming an upper surface, a side wall and a lower surface of the at least one antenna element.
    Type: Application
    Filed: May 4, 2021
    Publication date: August 19, 2021
    Inventors: Miroslav Samardzija, William McFarland, Brian Nam, Christina Xu, Liem Hieu Dinh Vo
  • Patent number: 11092565
    Abstract: Disclosed are compositions and methods for the electrochemical detection of enzymes, such as enzymes that are indicative of disease, disorders, or pathogens, such as viruses, bacteria, and fungi, or other disorders. These methods can be used in point-of-care diagnostic assays for the detection of disease, disorder, or pathogen (e.g., to identify the strain of pathogen infecting a patient in a healthcare setting). The electrochemical methods described herein can also be used to assess the susceptibility of a pathogen to an antipathogen drug. Also provided are probes suitable for use in conjunction with the methods described herein.
    Type: Grant
    Filed: September 9, 2019
    Date of Patent: August 17, 2021
    Assignee: Georgia State University Research Foundation, Inc.
    Inventors: Suri Saranathan Iyer, Abasaheb Dhawane, Yun He, Xiaohu Zhang, Hieu Dinh, Mugdha Vasireddi, Joyce Sweeney
  • Patent number: 11024963
    Abstract: A wireless device with an antenna plate includes one or more components; and at least one antenna integrally formed with the antenna plate. The at least one antenna has a low frequency section and a high frequency section, wherein the high frequency section has a slot, the dimensions of the slot being formed in part by a parasitic arm formed within the high frequency section. A method for manufacturing a wireless device having an antenna plate includes stamping a metallic sheet to form the antenna plate having at least one antenna element; and folding the at least one dual-band antenna element about a portion of a perimeter of the stamped sheet forming an upper surface, a side wall and a lower surface of the at least one antenna element.
    Type: Grant
    Filed: May 10, 2019
    Date of Patent: June 1, 2021
    Assignee: Plume Design, Inc.
    Inventors: Miroslav Samardzija, William McFarland, Brian Nam, Christina Xu, Liem Hieu Dinh Vo
  • Publication number: 20210160878
    Abstract: Systems and methods for operating a radio system include configuring a first antenna of a plurality of antennas in a wireless device to operate in a configured mode of a plurality of modes, wherein the plurality of modes include a first mode of operating as a quarter wave for operation in a 2.4 GHz band, a second mode of operating as a half wave for operation in a 5 GHz band, and a third mode of operating simultaneous as a half wave and a quarter wave for operation in both the 2.4 GHz band and the 5 GHz band; and operating a first radio of a plurality of radios connected to the first antenna in the configured mode of the first antenna.
    Type: Application
    Filed: May 15, 2019
    Publication date: May 27, 2021
    Inventors: Miroslav Samardzija, Brian Nam, Liem Hieu Dinh Vo, William McFarland
  • Publication number: 20210151875
    Abstract: A compact electronic device for wireless communication is disclosed. The compact electronic device includes a main printed circuit board, one or more antennas, at least one conductor, and a shell. The one or more antennas are configured for wireless communication. The at least one conductor being configured to provide at least one of control signals and power to a fan. The shell mounts the fan relative to the main printed circuit board. The shell includes walls forming a cavity. The walls encapsulate the conductor in the cavity.
    Type: Application
    Filed: November 14, 2019
    Publication date: May 20, 2021
    Inventors: Miroslav Samardzija, Chien Chang Chen, Ming-Tsung Su, Brian Nam, Liem Hieu Dinh Vo, William McFarland
  • Patent number: 11011847
    Abstract: A multi-antenna structure includes a monopole-like or loop-like antenna structure with an antenna feed configured to connect to electrical circuitry; and a slot-like antenna structure adjacent to the monopole-like or loop-like antenna structure and capacitively fed by the monopole-like or loop-like antenna structure, wherein the monopole-like or loop-like antenna structure and the slot-like antenna structure operate as a combined antenna with extended bandwidth relative to operation individually. The monopole-like or loop-like antenna structure can include a horizontal member and a plurality of vertical members connected to the horizontal member. The slot-like antenna structure can include two parallel horizontal members separated by a slot and a vertical member at one end of the slot connected to each of the two parallel horizontal members separated and another end of the slot is open.
    Type: Grant
    Filed: May 10, 2019
    Date of Patent: May 18, 2021
    Assignee: Plume Design, Inc.
    Inventors: Miroslav Samardzija, William McFarland, Brian Nam, Liem Hieu Dinh Vo
  • Publication number: 20210075106
    Abstract: A dual-band antenna or coupled resonators, related wireless device applications, and methods of manufacturing the same are provided. Embodiments of the antenna have resonant frequencies in a lower 2-3 GHz frequency band and a higher 5-6 GHz frequency band range. The antenna has a high frequency portion that may be configured to operate as an inverted F antenna. The high frequency element is also positioned adjacent to a nearby parasitic element. In operation, the high frequency element and the parasitic element couple together and form a current loop, or loop antenna which is configured to resonate at a low frequency band.
    Type: Application
    Filed: September 10, 2019
    Publication date: March 11, 2021
    Inventors: Miroslav Samardzija, Brian Nam, Ming-Tsung Su, Liem Hieu Dinh Vo
  • Patent number: 10844195
    Abstract: The present invention relates to an additive composition and a low haze polyolefin material which may be prepared using said additive composition. In particular, the polyolefin material is prepared from a polyolefin resin composition comprising one or more optical brighteners, bis-3,4-dimethylbenzylidene sorbitol and bis-p-ethylbenzylidene sorbitol at a certain weight ratio. In an aspect, the present invention relates to a method for forming a polyolefin material; said method comprising: (i) preparing a polyolefin resin composition comprising polyolefin resin, one or more optical brighteners, bis-3,4-dimethylbenzylidene sorbitol and bis-p-ethylbenzylidene sorbitol, wherein the weight ratio of bis-3,4-dimethylbenzylidene sorbitol to bis-p-ethylbenzylidene sorbitol in the polyolefin resin composition is 45:55 to 25:75; (ii) processing said polyolefin resin composition to form said polyolefin material.
    Type: Grant
    Filed: April 19, 2017
    Date of Patent: November 24, 2020
    Assignee: NJC EUROPE LIMITED
    Inventors: Estibaliz Santamaria, Hieu-Dinh Phan, Sukehiro Niga, Yohei Uchiyama
  • Patent number: 10840596
    Abstract: A radio system supporting 2.4 GHz operation, 5 GHz operation, and dual simultaneous 2.4 GHz/5 GHz operation includes one or more radios; and a plurality of antenna systems connected to the one or more radios via a plurality of switches, wherein each of the plurality of antenna systems includes an antenna element including a first end and a second end; a terminating network connecting the first end to ground; and a matching network connecting the second end to an antenna port which is communicatively coupled to one or more radios, wherein the antenna element operates as one of a quarter wave, a half wave, based on first settings in the terminating network and the matching network, and wherein the one or more radios are selectively connected to the plurality of antenna systems based on second settings of the plurality of switches.
    Type: Grant
    Filed: May 22, 2018
    Date of Patent: November 17, 2020
    Assignee: Plume Design, Inc.
    Inventors: Miroslav Samardzija, Brian Nam, Liem Hieu Dinh Vo, William McFarland
  • Publication number: 20200358189
    Abstract: A wireless device with an antenna plate includes one or more components; and at least one antenna integrally formed with the antenna plate. The at least one antenna has a low frequency section and a high frequency section, wherein the high frequency section has a slot, the dimensions of the slot being formed in part by a parasitic arm formed within the high frequency section. A method for manufacturing a wireless device having an antenna plate includes stamping a metallic sheet to form the antenna plate having at least one antenna element; and folding the at least one dual-band antenna element about a portion of a perimeter of the stamped sheet forming an upper surface, a side wall and a lower surface of the at least one antenna element.
    Type: Application
    Filed: May 10, 2019
    Publication date: November 12, 2020
    Inventors: Miroslav Samardzija, William McFarland, Brian Nam, Christina Xu, Liem Hieu Dinh Vo
  • Publication number: 20200358196
    Abstract: A multi-antenna structure includes a monopole-like or loop-like antenna structure with an antenna feed configured to connect to electrical circuitry; and a slot-like antenna structure adjacent to the monopole-like or loop-like antenna structure and capacitively fed by the monopole-like or loop-like antenna structure, wherein the monopole-like or loop-like antenna structure and the slot-like antenna structure operate as a combined antenna with extended bandwidth relative to operation individually. The monopole-like or loop-like antenna structure can include a horizontal member and a plurality of vertical members connected to the horizontal member. The slot-like antenna structure can include two parallel horizontal members separated by a slot and a vertical member at one end of the slot connected to each of the two parallel horizontal members separated and another end of the slot is open.
    Type: Application
    Filed: May 10, 2019
    Publication date: November 12, 2020
    Inventors: Miroslav Samardzija, William McFarland, Brian Nam, Liem Hieu Dinh Vo
  • Patent number: 10777877
    Abstract: A wireless access point includes a physical form factor including a plurality of sides each adjacent to a bottom portion, wherein the physical form factor houses a plurality of components including i) at least one Printed Circuit Board (PCB) having one or more Wi-Fi radios and a Bluetooth radio and ii) a power supply; and an electrical plug connected to the power supply and extending from the bottom portion for insertion into an electrical outlet for power and for physical support of the wireless access point adjacent to the electrical plug.
    Type: Grant
    Filed: June 4, 2019
    Date of Patent: September 15, 2020
    Assignee: Plume Design, Inc.
    Inventors: Ming-Tsung Su, Brian Nam, Irene Yang, Guan-Heng Chen, Jeffrey ChiFai Liew, Nora Yan, Yoseph Malkin, Richard Chang, Liem Hieu Dinh Vo, Shu-Chun Shen, Duc Minh Nguyen, William McFarland
  • Patent number: 10611895
    Abstract: The present invention relates to an additive composition and a low haze polyolefin material which may be prepared using said additive composition. In particular, the polyolefin material is prepared from a polyolefin resin composition comprising bis-3,4-dimethylbenzylidene sorbitol and bis-p-ethylbenzylidene sorbitol at a certain weight ratio. In an aspect, the present invention relates to a method for forming a polyolefin material; said method comprising: (i) preparing a polyolefin resin composition comprising polyolefin resin and bis-3,4-dimethylbenzylidene sorbitol and bis-p-ethylbenzylidene sorbitol, wherein the weight ratio of bis-3,4-dimethylbenzylidene sorbitol to bis-p-ethylbenzylidene sorbitol in the polyolefin resin composition is 45:55 to 25:75; (ii) processing said polyolefin resin composition to form said polyolefin material.
    Type: Grant
    Filed: October 15, 2015
    Date of Patent: April 7, 2020
    Assignee: NJC EUROPE LIMITED
    Inventors: Estibaliz Santamaria, Hieu-Dinh Phan, Sukehiro Niga, Yohei Uchiyama