Patents by Inventor Seung-In Baek

Seung-In Baek 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: 20180297349
    Abstract: A shielding pattern embedded type window film includes a base film, a first hard coating layer and a second hard coating layer which are sequentially laminated on one surface of the base film, and a shielding pattern disposed at an outer area between the first hard coating layer and the second hard coating layer.
    Type: Application
    Filed: October 5, 2016
    Publication date: October 18, 2018
    Inventors: Jong Kwan LIM, Han Bae LEE, Jae Hun CHA, Seung Baek HONG
  • Patent number: 10104665
    Abstract: The present invention relates to wireless networks and more specifically to a method and apparatus for providing dynamic frequency selection (DFS) spectrum access in peer-to-peer wireless networks. Embodiments of the present invention include a standalone DFS master coupled to a client device and configured to collect and/or generate spectral information associated with a plurality of 5 GHz DFS communication channels and a cloud intelligence engine that is also coupled to the client device and configured to receive the spectral information via the client device. The cloud intelligence engine is configured to determine a list of one or more communication channels for the standalone multi-channel DFS master from the plurality of 5 GHz DFS communication channels.
    Type: Grant
    Filed: September 8, 2016
    Date of Patent: October 16, 2018
    Assignee: NETWORK PERFORMANCE RESEARCH GROUP LLC
    Inventors: Terry F K Ngo, Seung Baek Yi, Erick Kurniawan, Kun Ting Tsai
  • Publication number: 20180246634
    Abstract: An electronic device includes a touch screen display, an input/output interface, a communication circuit, a memory, and a processor, and the processor modifies screen configuration information associated with at least a part of a resolution, a density, and an orientation of a screen output by the electronic device if the electronic device is connected to the external display device through the input/output interface, determines whether a target application to be displayed on the external display device supports resizing of a window that displays an execution screen of the target application, configures a first type of window which is resizable if the target application supports the resizing, configures a second type of window with a fixed size if the target application does not support the resizing, and displays the first type of window or the second type of window on the external display device.
    Type: Application
    Filed: February 28, 2018
    Publication date: August 30, 2018
    Inventors: Jae Woo SUH, Young Kyu SEON, Seong Hoon CHOI, Jong Seung BAEK, Jeong Won YANG, Kwang Ho LIM, So Jung JANG, Gye Hun JEON, Byung Seok JUNG, Jun Hee CHO, Jae Sook JOO, Seung HEO, Ga Jin SONG
  • Publication number: 20180234974
    Abstract: The present invention relates to wireless networks and more specifically to systems and methods for selecting available channels free of radar signals from a plurality of radio frequency channels. In one embodiment, the present invention provides a standalone multi-channel DFS master device and a cloud intelligence device. The standalone multi-channel DFS master device generates spectral information associated with a plurality of communication channels for a device in communication with the standalone multi-channel DFS master device. The cloud intelligence device receives the spectral information via a network device, integrates the spectral information with other spectral information to generate integrated spectral information, and determines a communication channel for the device that is selected from the plurality of communication channels based at least on the integrated spectral information.
    Type: Application
    Filed: April 11, 2018
    Publication date: August 16, 2018
    Inventors: Terry F K Ngo, Seung Baek Yi, Erick Kurniawan, Kun Ting Tsai
  • Patent number: 10048409
    Abstract: An optical film includes a base film including a base and first and second lens pattern portions, where the first lens pattern portion includes a first surface, a first side surface, which extends from one side of the first surface to a surface of the base and a second side surface, which extends from the other side of the first surface and the surface of the base, the second lens pattern portion includes a second surface, a third side surface, which extends from one side of the second surface to the surface of the base, and a fourth side surface, which extends from the other side of the second surface and the surface of the base, and an angle between an imaginary line and the surface of the base is less than about 50 degrees.
    Type: Grant
    Filed: March 30, 2016
    Date of Patent: August 14, 2018
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hee Hwan Lee, Je Won Yoo, Seung In Baek, Ju Youn Son
  • Publication number: 20180192422
    Abstract: Over the air signaling of dynamic frequency selection operating parameters to client devices is disclosed. In an embodiment, a multi-channel master device determines a maximum range value of a radar detection umbrella associated with the multi-channel master device based on a first range representing a range at which the multi-channel master device detects a first radar transmission transmitted by a radar device at a defined transmission power; determines a compliance range value based on a second range representing a range at which the multi-channel master device detects a second radar transmission transmitted by the radar device at a dynamic frequency selection (DFS) compliance threshold transmission power; and determines a margin range value based on a third range representing a range at which the multi-channel master device detects a third radar transmission transmitted by the radar device at a transmission power that is lower than the dynamic frequency selection compliance threshold transmission power.
    Type: Application
    Filed: July 12, 2017
    Publication date: July 5, 2018
    Inventors: Seung Baek Yi, Kun Ting Tsai, Paul V. Yee, Terry F.K. Ngo, Erick Kurniawan
  • Publication number: 20180166193
    Abstract: A ferrite sheet includes acicular ferrite powder, and has a uniaxially-oriented magnetic direction. The ferrite sheet is capable of remarkably increasing magnetic permeability and saturation magnetization, and accordingly is capable of remarkably improving the power efficiency of an electronic device by minimizing magnetic field leakage when being applied to a shielding sheet.
    Type: Application
    Filed: May 30, 2016
    Publication date: June 14, 2018
    Inventors: Won Mo SEONG, In Seung BAEK
  • Patent number: 9999055
    Abstract: The present invention relates to wireless networks and more specifically to systems and methods for selecting available channels free of radar signals from a plurality of radio frequency channels. In one embodiment, the present invention provides a standalone multi-channel DFS master device and a cloud intelligence device. The standalone multi-channel DFS master device generates spectral information associated with a plurality of communication channels for a device in communication with the standalone multi-channel DFS master device. The cloud intelligence device receives the spectral information via a network device, integrates the spectral information with other spectral information to generate integrated spectral information, and determines a communication channel for the device that is selected from the plurality of communication channels based at least on the integrated spectral information.
    Type: Grant
    Filed: August 2, 2016
    Date of Patent: June 12, 2018
    Assignee: NETWORK PERFORMANCE RESEARCH GROUP LLC
    Inventors: Terry F K Ngo, Seung Baek Yi, Erick Kurniawan, Kun Ting Tsai
  • Patent number: 9998923
    Abstract: Access point (AP) management via secure association between APs and mobile devices is facilitated. A method comprises: associating the device with an AP that is locked, wherein the associating is performed via a proximity-based network facilitating communication based on the device and the AP being within a defined distance of one another; unlocking the AP employing a key associated with the device, wherein the unlocking the AP comprises facilitating access to one or more configuration settings of the AP via the device; and enabling a service of the AP and a corresponding service of the device to facilitate change of at least one of the one or more configuration settings via the device. In one embodiment, the associating the device with the AP comprises performing exchange of information between the device and the AP for secure pairing between the device and the AP.
    Type: Grant
    Filed: September 15, 2016
    Date of Patent: June 12, 2018
    Assignee: NETWORK PERFORMANCE RESEARCH GROUP LLC
    Inventors: Terry Ngo, Erick Kurniawan, Kun Ting Tsai, Seung Baek Yi
  • Publication number: 20180091494
    Abstract: Mobile device access to a guest network is facilitated. A method comprises: detecting a home network having an associated access point based on the device being within a first defined proximity of the associated access point; and transmitting information indicative of a request to establish a guest network via the associated access point of the home network and providing authentication information for an entity associated with the device. The method also comprises establishing the guest network according to one or more assigned resources based on receipt of an acknowledgement message received from a cloud device, wherein receipt of the acknowledgment message from the cloud device is based on cloud device determination that the entity associated with the device is authenticated and based on receipt of an authorization by an entity associated with the home network.
    Type: Application
    Filed: April 21, 2017
    Publication date: March 29, 2018
    Inventors: Terry F K Ngo, Seung Baek Yi, Erick Kurniawan, Kun Ting Tsai
  • Patent number: 9930670
    Abstract: The present invention relates to wireless networks and more specifically directed to device location confirmation based on a geolocation proxy. One embodiment includes an exemplary device location confirmation component configured to implement a device location confirmation algorithm using a cloud database configured to comprise device information including location information from the geolocation proxy. Another embodiment includes a device configured to operate in a reduced functionality radio frequency mode until a location can be confirmed through a trusted cloud service.
    Type: Grant
    Filed: May 5, 2017
    Date of Patent: March 27, 2018
    Assignee: NETWORK PERFORMANCE RESEARCH GROUP LLC
    Inventors: Seung Baek Yi, Terry Ngo, Kun Ting Tsai
  • Patent number: 9924518
    Abstract: The present invention relates to wireless networks and more specifically to systems and methods for selecting available channels free of radar signals from a plurality of radio frequency channels. In one embodiment, the present invention provides for a dynamic frequency selection (“DFS”) master device that can facilitate DFS capabilities for one or more legacy access points that do not have DFS capabilities on their own. The DFS master device can be a device communicably coupled to the access point via a universal serial bus (USB) connection or over Ethernet. In some embodiments, the DFS master device can provide DFS capabilities for a plurality of access points on a network. In other embodiments, the DFS master device can be a separate device that is embeddable on the legacy access point device.
    Type: Grant
    Filed: April 10, 2017
    Date of Patent: March 20, 2018
    Assignee: NETWORK PERFORMANCE RESEARCH GROUP LLC
    Inventors: Seung Baek Yi, Kun Ting Tsai, Yung-Jui Chen
  • Publication number: 20180077576
    Abstract: Access point (AP) management via secure association between APs and mobile devices is facilitated. A method comprises: associating the device with an AP that is locked, wherein the associating is performed via a proximity-based network facilitating communication based on the device and the AP being within a defined distance of one another; unlocking the AP employing a key associated with the device, wherein the unlocking the AP comprises facilitating access to one or more configuration settings of the AP via the device; and enabling a service of the AP and a corresponding service of the device to facilitate change of at least one of the one or more configuration settings via the device. In one embodiment, the associating the device with the AP comprises performing exchange of information between the device and the AP for secure pairing between the device and the AP.
    Type: Application
    Filed: September 15, 2016
    Publication date: March 15, 2018
    Inventors: Terry Ngo, Erick Kurniawan, Kun Ting Tsai, Seung Baek Yi
  • Publication number: 20180035457
    Abstract: The present invention relates to wireless networks and more specifically to systems and methods for selecting available channels free of radar signals from a plurality of 5 GHz radio frequency channels. In one embodiment, the present invention provides a standalone multi-channel DFS master that includes a switch and embedded processor that are programmed to switch a 5 GHz radio transceiver to a first channel of the plurality of 5 GHz radio channels, cause a beacon generator to generate a beacon in the first channel of the plurality of 5 GHz radio channels, cause a radar detector to scan for the radar signal in the first channel of the plurality of 5 GHz radio channel, and then repeat these steps for each of the other channels of the plurality of 5 GHz radio channels during a single beacon transmission duty cycle.
    Type: Application
    Filed: October 11, 2017
    Publication date: February 1, 2018
    Inventors: Terry F K Ngo, Seung Baek Yi, Erick Kurniawan, Kun Ting Tsai
  • Publication number: 20180014205
    Abstract: The present invention relates to wireless networks and more specifically to systems and methods for selecting available channels free of radar signals from a plurality of 5 GHz radio frequency channels. In non-limiting embodiments, exemplary systems, methods, and apparatuses are provided that can facilitate reducing false detections and/or network downtime in exemplary mesh networks employing dynamic frequency selection (DFS) channels. In a non-limiting aspect, radar information can be propagated among exemplary mesh nodes, including location information, to facilitate reducing false detections and/or network downtime in exemplary mesh networks. In addition, in further non-limiting aspects, exemplary embodiments can transmit signals to facilitate silencing one or more DFS channels and/or collaborative mesh node identification and/or discrimination of radar signals and false detections, among other non-limiting aspects provided.
    Type: Application
    Filed: September 22, 2017
    Publication date: January 11, 2018
    Inventors: Kun Ting Tsai, Terry F. K. Ngo, Seung Baek Yi, Erick Kurniawan
  • Publication number: 20180014211
    Abstract: The present invention relates to wireless networks and more specifically to systems and methods for selecting and implementing communication parameters used in a wireless network to optimize communication between access points and client devices while accounting for effects of adjacent networks. In one embodiment, the present invention includes a Wi-Fi coordinator device that receives packet information from devices within wireless range of the Wi-Fi coordinator. The Wi-Fi coordinator sends the packet information to a cloud intelligence engine which then time shifts the packet information and combines the packet information with other packet information. Using this integrated packet information, the cloud intelligence devices determines the access point settings to improve the operation of the network.
    Type: Application
    Filed: September 21, 2017
    Publication date: January 11, 2018
    Inventors: Terry F K Ngo, Seung Baek Yi, Erick Kurniawan, Kung Ting Tsai
  • Patent number: 9827870
    Abstract: A charge control method for a vehicle is provided which includes charging a first battery when the vehicle is in an IG ON operational state, maintaining the IG ON operational state and monitoring a second battery voltage. The charge control method further includes charging a second battery, calculating a vehicle speed when the vehicle is in an EV READY state and adjusting the EV READY state of the vehicle to the IG ON operational state when the calculated vehicle speed is less than a predetermined speed.
    Type: Grant
    Filed: November 3, 2015
    Date of Patent: November 28, 2017
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: O Young Ahn, Hyun Soo Park, Ki Seung Baek
  • Patent number: 9832791
    Abstract: The present invention relates to wireless networks and more specifically to systems and methods for selecting available channels free of radar signals from a plurality of 5 GHz radio frequency channels. In one embodiment, the present invention provides a standalone multi-channel DFS master that includes a switch and embedded processor that are programmed to switch a 5 GHz radio transceiver to a first channel of the plurality of 5 GHz radio channels, cause a beacon generator to generate a beacon in the first channel of the plurality of 5 GHz radio channels, cause a radar detector to scan for the radar signal in the first channel of the plurality of 5 GHz radio channel, and then repeat these steps for each of the other channels of the plurality of 5 GHz radio channels during a single beacon transmission duty cycle.
    Type: Grant
    Filed: October 22, 2015
    Date of Patent: November 28, 2017
    Assignee: NETWORK PERFORMANCE RESEARCH GROUP LLC
    Inventors: Terry F K Ngo, Seung Baek Yi, Erick Kurniawan, Kun Ting Tsai
  • Patent number: 9807619
    Abstract: The present invention relates to wireless networks and more specifically to systems and methods for selecting available channels free of radar signals from a plurality of 5 GHz radio frequency channels. In non-limiting embodiments, exemplary systems, methods, and apparatuses are provided that can facilitate reducing false detections and/or network downtime in exemplary mesh networks employing dynamic frequency selection (DFS) channels. In a non-limiting aspect, radar information can be propagated among exemplary mesh nodes, including location information, to facilitate reducing false detections and/or network downtime in exemplary mesh networks. In addition, in further non-limiting aspects, exemplary embodiments can transmit signals to facilitate silencing one or more DFS channels and/or collaborative mesh node identification and/or discrimination of radar signals and false detections, among other non-limiting aspects provided.
    Type: Grant
    Filed: September 13, 2016
    Date of Patent: October 31, 2017
    Assignee: NETWORK PERFORMANCE RESEARCH GROUP LLC
    Inventors: Kun Ting Tsai, Terry F. K. Ngo, Seung Baek Yi, Erick Kurniawan
  • Patent number: 9807625
    Abstract: The present invention relates to wireless networks and more specifically to systems and methods for selecting and implementing communication parameters used in a wireless network to optimize communication between access points and client devices while accounting for effects of adjacent networks. In one embodiment, the present invention includes a Wi-Fi coordinator device that receives packet information from devices within wireless range of the Wi-Fi coordinator. The Wi-Fi coordinator sends the packet information to a cloud intelligence engine which then time shifts the packet information and combines the packet information with other packet information. Using this integrated packet information, the cloud intelligence devices determines the access point settings to improve the operation of the network.
    Type: Grant
    Filed: March 9, 2017
    Date of Patent: October 31, 2017
    Assignee: NETWORK PERFORMANCE RESEARCH GROUP LLC
    Inventors: Terry F K Ngo, Seung Baek Yi, Erick Kurniawan, Kun Ting Tsai