Patents by Inventor Ho Ming Chan

Ho Ming Chan 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: 20190304350
    Abstract: A method and a display driver apparatus for detecting panel defect on a non-volatile type display panel are disclosed. The present invention obtains a sense voltage from the VCOM electrode or the source lines of the display panel, comparing the sense voltage with an upper reference voltage and a lower reference voltage, and determining a condition of the display panel. As the sense voltage is proportional to a total capacitance of the plural display electrode capacitors on the display panel, a defective panel with abnormal capacitance can be identified.
    Type: Application
    Filed: June 14, 2018
    Publication date: October 3, 2019
    Inventors: Choi Wing SIU, Wing Chun CHAN, Ho Ming CHAN, Haojuan DAI, Wei GONG
  • Publication number: 20190253317
    Abstract: The present invention discloses methods and systems for configuring a second system. The system of the present invention determines at least one configuration and the identity information of the second system. The at least one configuration is then sent to the second system. The second system is configured with the at least one configuration. The at least one configuration can be sent through an SMS message, a USB modem plugged in the second system, or NFC. Additionally, the at least one configuration may comprise an APN. The at least one configuration may also be used to configure the second system to establish one or more VPN connections.
    Type: Application
    Filed: April 22, 2019
    Publication date: August 15, 2019
    Applicant: PISMO LABS TECHNOLOGY LIMITED
    Inventors: Wan Chun LEUNG, Ho Ming Chan
  • Patent number: 10374826
    Abstract: A method carried out by a first communication gateway for transmitting broadcast data. Broadcast data is first received through a first network interface. The first communication gateway determines whether the broadcast data satisfies at least one condition, and forwards the broadcast data through at least one tunnel and through a second network interface to a second communication gateway if the broadcast data satisfies the at least one condition. The broadcast data is encapsulated in at least one encapsulating packet and the at least one encapsulating packet is decapsulated by the second communication gateway in order to retrieve the broadcast data. The broadcast data is then distributed by the second communication gateway to a second network.
    Type: Grant
    Filed: February 24, 2017
    Date of Patent: August 6, 2019
    Assignee: PISMO LABS TECHNOLOGY LIMITED
    Inventors: Ho Ming Chan, Kam Chiu Ng
  • Patent number: 10341286
    Abstract: The present invention discloses methods and systems for updating domain name service (DNS) resource records. An update message is received at a first system from a network node periodically and upon occurrence of a first predefined event. The DNS resource record is updated at the first system substantially based on the update message. The update message comprises an Internet Protocol (IP) address field, a unique identifier field, and a network interface identifier field. The network node comprises a plurality of network interfaces.
    Type: Grant
    Filed: October 10, 2016
    Date of Patent: July 2, 2019
    Assignee: PISMO LABS TECHNOLOGY LIMITED
    Inventor: Ho Ming Chan
  • Publication number: 20190121410
    Abstract: The present invention discloses a method carried out at a power controller for managing power supply to a network device, comprising the steps of sending a request message to a remote server, wherein the power controller is connected to the remote server via the network device and waiting for a valid response message from the remote server, wherein a valid response is received when all components of the network device are functioning properly. When a valid response message is not received from the remote server within a first predefined time, the network device is restarted. For the present invention the power controller connects to the remote server via the network device, wherein the network device connects to the remote server using at least one network interface.
    Type: Application
    Filed: December 29, 2016
    Publication date: April 25, 2019
    Applicant: Pismo Labs Technology Limited
    Inventors: Ho Ming CHAN, Nusrat RAHMAN
  • Publication number: 20190123955
    Abstract: The present invention discloses a method carried out at a network device for restarting one or more components of the network device, comprising the steps of monitoring whether at least one condition has been satisfied at any component of the network device. If at least one condition satisfied, one or more components are restarted of the network device, based, at least in part, on the at least one condition. When the network device has been restarted a management server is informed that one or more components of the network device have been restarted. According to the present invention, whether a configuration has been received for the network device is determined from a user or administrator at the management server. When a configuration has been received the configuration is retrieved from the management server. The network device is then configured with the configuration retrieved.
    Type: Application
    Filed: December 29, 2016
    Publication date: April 25, 2019
    Applicant: Pismo Labs Technology Limited
    Inventors: Ho Ming CHAN, Nusrat RAHMAN
  • Patent number: 10270656
    Abstract: The present invention discloses methods and systems for configuring a second system. The system of the present invention determines the identity information of the second system and at least one configuration. The at least one configuration is then sent to the second system. The second system is configured with the at least one configuration. The at least one configuration can be sent through an SMS message, a USB modem plugged in the second system, or NFC. Additionally, the at least one configuration may comprise an APN. The at least one configuration may also be used to configure the second system to establish one or more VPN connections.
    Type: Grant
    Filed: April 20, 2015
    Date of Patent: April 23, 2019
    Assignee: PISMO LABS TECHNOLOGY LIMITED
    Inventors: Wan Chun Leung, Ho Ming Chan
  • Patent number: 10250608
    Abstract: The present invention discloses methods and systems for managing a node through a management server. The management server verifies whether a management confirmation has been received and allows a second user group to manage the node if the management confirmation is received. If the management confirmation is not received by the management server, the second user group is not allowed to manage the node through the management server.
    Type: Grant
    Filed: July 10, 2017
    Date of Patent: April 2, 2019
    Assignee: PISMO LABS TECHNOLOGY LIMITED
    Inventors: Ho Ming Chan, Kit Wai Chau, Kenneth Kai Kut Yip
  • Publication number: 20190089557
    Abstract: The present invention discloses methods and systems for sending information packets from a first network node to a second network node. An aggregated tunnel is established between the first network node and the second network node. An information packet is determined whether to be sent according to profile condition(s) of the aggregated tunnel and then according to a selected policy. When a selected policy is selected and the information packet is sent through a tunnel according to the selected policy. When no policy is selected, the information packet is sent through one of a first group of tunnels. When no profile is selected, the information packet is sent through a network interface of the first network node.
    Type: Application
    Filed: February 11, 2017
    Publication date: March 21, 2019
    Applicant: Pismo Labs Technology Limited
    Inventors: Patrick Ho Wai SUNG, Kam Chiu NG, Wan Chun LEUNG, Ho Ming CHAN
  • Publication number: 20190089488
    Abstract: The present invention discloses methods and systems for managing an error correction mode at a first communications router. The first communication router transmits data packets to a second communications router and stores the first data packet in a local storage medium, When a delay inquiry message is received from the second communications router, the first communications router activates the error correction mode. When the error correction mode is activated, the first data packet is retransmitted to the second communications router and an error correction packet corresponding to the first data packet is also transmitted. When a back-to-normal message is received from the second communications router, the first communications router deactivates the error correction mode. The back-to-normal message indicates that the first communications router no longer needs to be in error correction mode.
    Type: Application
    Filed: October 17, 2016
    Publication date: March 21, 2019
    Applicant: Pismo Labs Technology Limited
    Inventors: Patrick Ho Wai Sung, Kam Chiu NG, Ho Ming Chan
  • Patent number: 10218467
    Abstract: The present invention discloses methods and systems for managing an error correction mode at a first communications router. The first communication router transmits data packets to a second communications router and stores the first data packet in a local storage medium, When a delay inquiry message is received from the second communications router, the first communications router activates the error correction mode. When the error correction mode is activated, the first data packet is retransmitted to the second communications router and an error correction packet corresponding to the first data packet is also transmitted. When a back-to-normal message is received from the second communications router, the first communications router deactivates the error correction mode. The back-to-normal message indicates that the first communications router no longer needs to be in error correction mode.
    Type: Grant
    Filed: October 17, 2016
    Date of Patent: February 26, 2019
    Assignee: PISMO LABS TECHNOLOGY LIMITED
    Inventors: Patrick HoWai Sung, Kam Chiu Ng, Ho Ming Chan
  • Patent number: 10204073
    Abstract: A method and system for configuring a network device according to the identity of a plurality of removable wireless communications devices (RWCDs), the method comprising the steps of: determining the identities of the plurality of RWCDs; determining whether the network device is capable of using the plurality RWCDs; retrieving policy settings from an authorized party or a storage medium of the network device according to the identities of the plurality of RWCDs, determining priority of policy settings; and configuring the network device according to the policy settings. The priority of policy settings are based on the positions of the RWCDs when there are conflict among policy settings. The plurality of RWCDs are plugged to the network device and the network device provides wireless wide area network (WAN) connectivity through the plurality of RWCDs.
    Type: Grant
    Filed: November 3, 2015
    Date of Patent: February 12, 2019
    Assignee: PISMO LABS TECHNOLOGY LIMITED
    Inventors: Alex Wing Hong Chan, Wan Chun Leung, Ho Ming Chan, Patrick Ho Wai Sung
  • Publication number: 20180367332
    Abstract: The present disclosure provides for devices, systems, and methods which optimize throughput of bonded connections over multiple variable bandwidth logical paths by adjusting a tunnel bandwidth weighting schema during a data transfer session in response to a change in bandwidth capabilities of one or more tunnels. By making such adjustments, embodiments of the present invention are able to optimize the bandwidth potential of multiple connections being used in a session, while minimizing the adverse consequences of reduced bandwidth issues which may occur during the data transfer session.
    Type: Application
    Filed: August 3, 2018
    Publication date: December 20, 2018
    Applicant: PISMO LABS TECHNOLOGY LIMITED
    Inventors: Patrick Ho Wai SUNG, Kam Chiu NG, Ho Ming CHAN
  • Publication number: 20180352496
    Abstract: The present invention discloses methods and systems for selecting at least one SIM card for data communication at a wireless communication device which is capable of housing a plurality of SIM cards. When a switching condition is satisfied, the wireless communication device selects a second SIM card group, and disconnects one or more connections established using any non-second group SIM card. Non-second group SIM cards are SIM cards that are not in the second SIM card group. A selected SIM card from the second SIM card group is then used for data communications. The steps are repeated until (i) the switching condition is no longer satisfied, (ii) no more SIM cards selected from the second SIM card group can be used for data communications or (iii) no more connection is made using non-second group SIM cards.
    Type: Application
    Filed: August 13, 2018
    Publication date: December 6, 2018
    Applicant: Pismo Labs Technology Limited
    Inventors: Kit Wai CHAU, Ho Ming CHAN, Man Kit KWAN
  • Patent number: 10142282
    Abstract: Methods and apparatus for processing DNS request in a gateway with WAN and LAN interfaces. The gateway receives a first DNS request from a host via the LAN interface. The gateway selects DNS servers according to predefined selection policies and selects access networks that are authorized to send new DNS requests. The new DNS requests and the first DNA request have the same content. The gateway transmits the new DNS requests to corresponding DNS sever of the selected access networks through the selected access networks and via the WAN interfaces that are connected to the selected access networks. The gateway then identifies valid DNS responses from DNS responses received from the corresponding DNS server. The gateway selects one of the identified valid DNS responses and generates a first new DNS response with the same content thereof. The gateway sends the first new DNS response to the host.
    Type: Grant
    Filed: May 15, 2017
    Date of Patent: November 27, 2018
    Assignee: PISMO LABS TECHNOLOGY LIMITED
    Inventors: Ho Ming Chan, Min-Fu Tsai, Alex Wing Hong Chan, Kit Wai Chau
  • Patent number: 10116591
    Abstract: The present invention discloses methods and systems for processing data packets received at a first network node and for processing encapsulating packets received at a second network node. The first network node receives data packets from its network interface. It then selects a first tunnel and selects none or at least one second tunnel according to a selection policy. Original encapsulating packets (OEPs) are transmitted to a second network node through the first tunnel and at least one duplicate encapsulating packet (DEP) is transmitted through the at least one second tunnel. The second network node receives an encapsulating packet with a global sequence number (GSN) through an aggregated connection. The second network node determines whether one or more data packets corresponding to the encapsulating packet have been received earlier. The second network node may then determine whether or not to forward the one or more data packets.
    Type: Grant
    Filed: February 24, 2017
    Date of Patent: October 30, 2018
    Assignee: PISMO LABS TECHNOLOGY LIMITED
    Inventors: Patrick Ho Wai Sung, Kam Chiu Ng, Ho Ming Chan
  • Publication number: 20180309683
    Abstract: The present invention discloses methods and systems for restricting data usage at a first network device. The first network device determines a first usage threshold. A first instruction is retrieved from a first server when the first threshold is reached. The first instruction comprises information for determining whether or not to restrict data usage. Data usage is restricted or not restricted according to the first instruction. The first server is periodically updated with data usage information.
    Type: Application
    Filed: December 31, 2015
    Publication date: October 25, 2018
    Applicant: Pismo Labs Technology Limited
    Inventors: Ho Ming CHAN, Kit Wai CHAU, Man Kit KWAN
  • Publication number: 20180262461
    Abstract: A method and system for processing Domain Name Services (DNS) request in a gateway. The gateway receives a DNS request from a host from its local area network. The gateway then selects DNS server(s) and transmits a new DNS request to at least one DNS server(s). DNS server(s) may or may not be accessible through a first tunnel. The contents of the new DNS request are the same as the content of the received DNS request. Further, when the gateway receives a DNS response corresponding to the DNS request, it determines a decision whether to transfer data to the host whose IP address is specified in the DNS response through a second tunnel. The decision may be based on a geographical location of an IP address.
    Type: Application
    Filed: March 5, 2018
    Publication date: September 13, 2018
    Applicant: Pismo Labs Technology Limited
    Inventors: Alex Wing Hong Chan, Ho Ming Chan, Kit Wai Chau, Chi Pan Yip, Min-Fu Tsai
  • Publication number: 20180234553
    Abstract: The present invention discloses methods and systems for sharing data usage by a plurality of SIM cards at a plurality of network devices. Each of the plurality of network devices is capable of housing at least one SIM card from the plurality of SIM cards. The method comprises the steps of determining the total data usage allowance. A remaining total data usage allowance is determined by either retrieving it from a carrier server or by subtracting aggregated data usage information from the total data usage allowance. The method further comprises restricting use of one or more of the plurality of SIM cards when the remaining total data usage allowance is below a first threshold until the remaining total data usage allowance is above the first threshold. The total data usage allowance is changed to a first value periodically or according to an administrator's instruction.
    Type: Application
    Filed: February 6, 2018
    Publication date: August 16, 2018
    Applicant: PISMO LABS TECHNOLOGY LIMITED
    Inventors: Ho Ming Chan, Kit Wai Chau, Man Kit Kwan
  • Patent number: 10050867
    Abstract: The present invention discloses methods and systems for transmitting broadcast data at a communication gateway. When the communication gateway receives a broadcast packet from a host or node, the communication gateway determines whether the broadcast packet satisfies at least one condition. If the broadcast packet satisfies the at least one condition, it is determined whether or not to modify a time to live (TTL) value. The TTL value of the broadcast packet is modified if it is determined to modify the TTL value. The broadcast packet is then forwarded to the destination address of the broadcast packet based on the TTL value. The destination address is reachable through an interconnected network.
    Type: Grant
    Filed: October 29, 2014
    Date of Patent: August 14, 2018
    Assignee: PISMO LABS TECHNOLOGY LIMITED
    Inventors: Ho Ming Chan, Kam Chiu Ng, Yu Yeung, Kwok Yui Mok