Patents by Inventor Saravanakumar Selvarajan

Saravanakumar Selvarajan 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).

  • Auto addressing for hvac secondary units using delayed responses
    Patent number: 11828478
    Abstract: A system comprises a primary unit and a plurality of secondary units each having a unique unit number. The primary unit is configured to communicate a command to each secondary unit with instructions to reply during a time window. The primary unit is also configured to receive a reply communication indicating the secondary unit's unique unit number from at least one of the secondary units, and determine an address to assign to the replying secondary unit based at least in part on the received unique unit number.
    Type: Grant
    Filed: September 7, 2022
    Date of Patent: November 28, 2023
    Assignee: Lennox Industries Inc.
    Inventors: Hongbing Lian, Saravanakumar Selvarajan, Cheng Liang Xu
  • AUTO ADDRESSING FOR HVAC SECONDARY UNITS
    Publication number: 20230003408
    Abstract: A system comprises a primary unit and a plurality of secondary units each having a unique unit number. The primary unit is configured to communicate a command to each secondary unit with instructions to reply during a time window. The primary unit is also configured to receive a reply communication indicating the secondary unit's unique unit number from at least one of the secondary units, and determine an address to assign to the replying secondary unit based at least in part on the received unique unit number.
    Type: Application
    Filed: September 7, 2022
    Publication date: January 5, 2023
    Inventors: Hongbing Lian, Saravanakumar Selvarajan, Cheng Liang Xu
  • Auto addressing for HVAC secondary units
    Patent number: 11473802
    Abstract: According to certain embodiments, a system comprises a primary unit and a plurality of secondary units each having a unique unit number. The primary unit is configured to communicate a command to each secondary unit with instructions to reply during a time window. The primary unit is also configured to receive a reply communication indicating the secondary unit's unique unit number from at least one of the secondary units, and determine an address to assign to the replying secondary unit based at least in part on the received unique unit number.
    Type: Grant
    Filed: January 21, 2020
    Date of Patent: October 18, 2022
    Assignee: Lennox Industries Inc.
    Inventors: Hongbing Lian, Saravanakumar Selvarajan, Cheng Liang Xu
  • AUTO ADDRESSING FOR HVAC UNITS
    Publication number: 20200158367
    Abstract: According to certain embodiments, a system comprises a primary unit and a plurality of secondary units each having a unique unit number. The primary unit is configured to communicate a command to each secondary unit with instructions to reply during a time window. The primary unit is also configured to receive a reply communication indicating the secondary unit's unique unit number from at least one of the secondary units, and determine an address to assign to the replying secondary unit based at least in part on the received unique unit number.
    Type: Application
    Filed: January 21, 2020
    Publication date: May 21, 2020
    Inventors: Hongbing Lian, Saravanakumar Selvarajan, Cheng Liang Xu
  • Auto addressing for HVAC units
    Patent number: 10563884
    Abstract: According to certain embodiments, a system comprises a primary unit and a plurality of secondary units each having a unique unit number. The primary unit is configured to communicate a command to each secondary unit with instructions to reply during a time window. The primary unit is also configured to receive a reply communication indicating the secondary unit's unique unit number from at least one of the secondary units, and determine an address to assign to the replying secondary unit based at least in part on the received unique unit number.
    Type: Grant
    Filed: January 29, 2018
    Date of Patent: February 18, 2020
    Assignee: Lennox Industries Inc.
    Inventors: Hongbing Lian, Saravanakumar Selvarajan, Cheng Liang Xu
  • AUTO ADDRESSING FOR HVAC UNITS
    Publication number: 20190234639
    Abstract: According to certain embodiments, a system comprises a primary unit and a plurality of secondary units each having a unique unit number. The primary unit is configured to communicate a command to each secondary unit with instructions to reply during a time window. The primary unit is also configured to receive a reply communication indicating the secondary unit's unique unit number from at least one of the secondary units, and determine an address to assign to the replying secondary unit based at least in part on the received unique unit number.
    Type: Application
    Filed: January 29, 2018
    Publication date: August 1, 2019
    Inventors: Hongbing Lian, Saravanakumar Selvarajan, Cheng Liang Xu