Patents Assigned to Dialog Semiconductor Korea Inc.
  • Patent number: 11444453
    Abstract: An ESD protection circuit is provided. An embodiment provides an ESD protection circuit of a crystal oscillator for bearing an output swing level in an ESD IO for improving a reference clock isolation by adding a stacked diode to the ESD protection circuit and for improving a protection function by applying a secondary diode structure.
    Type: Grant
    Filed: October 30, 2019
    Date of Patent: September 13, 2022
    Assignee: Dialog Semiconductor Korea Inc.
    Inventor: Je Cheol Moon
  • Patent number: 11425657
    Abstract: A sensor data transmitting apparatus that transmits sensor data with low power and a method therefor are provided. According to an embodiment of the disclosure, a sensor data transmitting apparatus that transmits sensor data includes: a wireless communicator configured to access a network through an access point (AP); a timer module configured to generate a wake-up signal in a predetermined cycle; a storage configured to include a non-volatile memory and a volatile memory, a small booting code and a full booting code being recorded in the non-volatile memory and the volatile memory being capable of recording the sensor data; and a processor configured to execute the small booting code or the full booting code, collect the sensor data from a sensor after executing the small booting code, and transmit the sensor data to the AP.
    Type: Grant
    Filed: April 28, 2020
    Date of Patent: August 23, 2022
    Assignee: Dialog Semiconductor Korea Inc.
    Inventors: Hee Jun Kim, Beomjin Kim
  • Patent number: 11398846
    Abstract: A transceiver having an antenna-connection port and an FEM-connection port is disclosed. Exemplary embodiments provide a transceiver having an antenna-connection port and an FEM-connection port that may support a connection to an external FEM and also support a connection to an antenna without a separate RF switch when an antenna is used without an FEM.
    Type: Grant
    Filed: December 1, 2019
    Date of Patent: July 26, 2022
    Assignee: Dialog Semiconductor Korea Inc.
    Inventor: Hee Yong Yoo
  • Patent number: 11343872
    Abstract: A method and an apparatus for filtering a wireless signal by parsing a wireless signal transmitted from a surrounding wireless terminal so as to extract channel information of the surrounding wireless terminal in a MAC frame and performing adaptive filtering on the wireless signal.
    Type: Grant
    Filed: November 11, 2019
    Date of Patent: May 24, 2022
    Assignee: Dialog Semiconductor Korea Inc.
    Inventors: Jae Jun Ban, Jae Wan Kim, Won Man Kim, Beom Jin Kim
  • Patent number: 11307640
    Abstract: Provided are a method for managing usage time of an IoT device, and an apparatus therefor. According to the disclosure, a method for managing usage time of an IoT device which flexibly controls a standby mode of an IoT device according to a user's selection, and which enables a user to select an operation method of a standby mode by using an application for minimizing power consumption of an IoT device, and an apparatus therefor are provided.
    Type: Grant
    Filed: December 4, 2019
    Date of Patent: April 19, 2022
    Assignee: Dialog Semiconductor Korea Inc.
    Inventors: Sang Hak Chung, Jin Woo Park, Seung Ho Shin, Sung Ho Kim
  • Patent number: 11191018
    Abstract: A control method of beacon receiving time performed in a station that includes a receiving stage, receiving a first beacon n times from an access point (AP), and n is a natural number greater than or equal to 1; a computing stage, computing a first waiting time of a difference between a station wake-up time for receiving the first beacon and a receiving time of the first beacon every time of the n times of receiving; a deriving stage, deriving a representative value out of the n first waiting times; and a setting stage, setting a sum of a first beacon interval and the representative value of the first waiting times as a first wake-up interval of the station.
    Type: Grant
    Filed: January 16, 2020
    Date of Patent: November 30, 2021
    Assignee: Dialog Semiconductor Korea Inc.
    Inventor: Won Man Kim
  • Patent number: 11165405
    Abstract: A diplexer having a low band filter and a high band filter is disclosed. The disclosure provides a diplexer having a low band filter and a high band filter for preventing the circuit damage due to an electrostatic discharge in the diplexer itself, and minimizing the signal loss according to addition of an electrostatic discharge prevention circuit.
    Type: Grant
    Filed: December 1, 2019
    Date of Patent: November 2, 2021
    Assignee: Dialog Semiconductor Korea Inc.
    Inventor: Hee Yong Yoo
  • Patent number: 11137816
    Abstract: A software operation method for managing power supply and an electronic apparatus using the same are provided. The electronic apparatus includes a controller configured to convert a state into a sleep state, to convert the sleep state into a wake-up state for every first interval and to execute the first software. The controller is configured to convert the wake-up state into the sleep state, if an execution of the first software ends. The controller is configured to convert the sleep state into the wake-up state for every second interval and to execute the second software. The controller is configured to convert the wake-up state into the sleep state, if an execution of the second software ends. A classification into the first software and the second software is made based on an execution period.
    Type: Grant
    Filed: July 19, 2019
    Date of Patent: October 5, 2021
    Assignee: Dialog Semiconductor Korea Inc.
    Inventor: Beom Jin Kim
  • Patent number: 11122124
    Abstract: A wireless communication controlling apparatus for installing wireless Internet of an Internet of Things device is provided. There is provided a wireless communication controlling apparatus which supports the setup of an IoT device in connection with a user terminal based on an application, and if it fails, supports the setup of wireless Internet of the IoT device in connection with the user terminal based on an AP mode. A wireless communication controlling apparatus that does not support the above process supports easy setup based on a concurrent mode of a provision AP.
    Type: Grant
    Filed: November 12, 2019
    Date of Patent: September 14, 2021
    Assignee: Dialog Semiconductor Korea Inc.
    Inventor: Chang Hwan Park
  • Patent number: 11039498
    Abstract: In a transmission control method of connection confirmation data packets and a terminal, the terminal can optionally adjust time intervals of the connection confirmation data packets in re-transmissions to a wireless network device for keeping the data link between the wireless network device and the terminal, such that the time intervals are not kept at a fixed time interval but at adjustable time intervals.
    Type: Grant
    Filed: May 7, 2018
    Date of Patent: June 15, 2021
    Assignee: Dialog Semiconductor Korea Inc.
    Inventor: Hyo Won Jeon
  • Patent number: 10986677
    Abstract: Disclosed are a method and device for easily connecting to AP in WLAN. An embodiment provides a method for easily connecting to AP in WLAN to enable an IoT station to easily input connection information such as SSID, password, other information, and the like, for connecting the IoT station to the AP, and a device thereof.
    Type: Grant
    Filed: August 4, 2019
    Date of Patent: April 20, 2021
    Assignee: Dialog Semiconductor Korea Inc.
    Inventors: Ji Young Jung, Chong Hoon Lee, Yong Jin Lee, Chang Hwan Park, Jin Wook Jeong
  • Patent number: 10963266
    Abstract: A launch device for launching an electronic apparatus comprises a storage unit, a main storage and a processor. The storage unit is configured to store a mini-launch code for executing a detection of an output value of a sensor, and store system driving codes which comprises a standard launch code for launching electronic apparatus. The main storage loads the mini-launch code and the system driving codes. The processor loads and executes the mini-launch code or the standard launch code.
    Type: Grant
    Filed: July 9, 2018
    Date of Patent: March 30, 2021
    Assignee: Dialog Semiconductor Korea Inc.
    Inventor: Hee Jun Kim
  • Patent number: 10952140
    Abstract: The power saving method includes storing current connection information of an electronic device corresponding to an access point; disconnecting power supply to designated hardware to form a disconnection state after storing the current connection information; determining whether the disconnection state conforms to a release condition; and connecting the power supply to the designated hardware if the disconnection state conforms to the release condition. The connecting of the power supply to the designated hardware includes loading final connection information of the electronic device corresponding to the access point prior to disconnecting the power supply, and utilizing the final connection information to guide the electronic device to connect the access point.
    Type: Grant
    Filed: August 2, 2018
    Date of Patent: March 16, 2021
    Assignee: Dialog Semiconductor Korea Inc.
    Inventor: Chang Hawn Park
  • Patent number: 10945207
    Abstract: A beacon signal processing system of reducing wake-up frequency periodically receives a beacon signal from an access point. The beacon signal processing system, according to a data transfer type of a traffic indication message contained in the beacon signal, maintains a sleep mode or only wakes up part of modules of hardware and software necessary for communication for processing.
    Type: Grant
    Filed: January 4, 2019
    Date of Patent: March 9, 2021
    Assignee: Dialog Semiconductor Korea Inc.
    Inventors: Won Man Kim, Chang Hwan Park
  • Patent number: 10917844
    Abstract: A wireless local area network power saving method and an access point are provided. The access point implements a sleep mode regardless of whether the access point connects to a station. Furthermore, the access point sets different access point wake-up time period depending on the situation whether the access point connects to the base station or not such that power saving effect is enhanced.
    Type: Grant
    Filed: October 18, 2018
    Date of Patent: February 9, 2021
    Assignee: Dialog Semiconductor Korea Inc.
    Inventors: Kyung Sik Cho, Beom Jin Kim
  • Patent number: 10912022
    Abstract: The present disclosure discloses a power saving optimization method and device for an access point of a wireless local area network. The present embodiment discloses a power saving optimization method and device for optimizing the weak wakeup interval, a value of the weak awake time period, and a predicted value of power consumption between a station and an access point associated, in order to optimize power saving when the station performs operations in a low power mode, so as to maintain a sleep mode over a long period of time to a maximum extent without data loss in the low power mode.
    Type: Grant
    Filed: May 10, 2019
    Date of Patent: February 2, 2021
    Assignee: Dialog Semiconductor Korea Inc.
    Inventors: Jae Ho Kim, Chang Hwan Park, Jeong Hwan Lee
  • Patent number: 10873908
    Abstract: An IoT device having a low power consumption mode and an operating method thereof are disclosed. An objective in accordance with an aspect of an embodiment is to provide an IoT device wirelessly communicating, without a gateway, with a terminal by only a repeater and an operating method thereof.
    Type: Grant
    Filed: May 22, 2018
    Date of Patent: December 22, 2020
    Assignee: Dialog Semiconductor Korea Inc.
    Inventors: Sang Hak Chung, Sang Joon Lee, Dong Woo Jang
  • Patent number: 10849074
    Abstract: A terminal includes a first storage, which is kept turned on in a sleep mode, and is utilized to store a first packet transmitted with a server, a second storage which is utilized to store data required for the terminal in a wake-up mode, a central processing unit which is utilized to generated a second packet according the first packet and send the first packet to a access point in the sleep mode, and a communication unit which is connected to the access point and is utilized to transmit the second packet according to control of the central processing unit.
    Type: Grant
    Filed: October 5, 2018
    Date of Patent: November 24, 2020
    Assignee: Dialog Semiconductor Korea Inc.
    Inventors: Sang Joon Lee, Chong Hoon Lee, Chang Hawn Park, Won Man Kim
  • Patent number: 10772041
    Abstract: A beacon signal minimization method and a beacon signal processing system utilizing a changed beacon element periodically receives a beacon signal from an access point and maintains network connectivity in a sleep mode, or only wakes up modules of hardware and software necessary for communication, by comparing whether an information element contained in the beacon signal is different from information stored in advance.
    Type: Grant
    Filed: January 2, 2019
    Date of Patent: September 8, 2020
    Assignee: Dialog Semiconductor Korea Inc.
    Inventors: Won Man Kim, Chang Hwan Park
  • Patent number: 10707943
    Abstract: A device for estimating frequency offsets which is performed by periodically transmitting training signals from a wireless local area network system. The device includes a processor and computerized codes stored in a storage unit. The processor is configured to execute the computerized code to perform a method. The method includes receiving the plurality of training signals, selecting selected training signals by a predetermined interval from the received training signals, detecting and storing phases of the selected training signals, averaging phase differences of every pair of the detected phases of the selected training signals, calculating the frequency offsets according to an average of the phase differences for every pair of the detected phases of the selected training signals, and calculating a weighted average of the calculated frequency offsets using weighting values for each of the calculated frequency offsets.
    Type: Grant
    Filed: September 27, 2018
    Date of Patent: July 7, 2020
    Assignee: Dialog Semiconductor Korea Inc.
    Inventor: Byung Su Kang