Patents by Inventor Chae-Man Lim

Chae-Man Lim 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).

  • Patent number: 10917193
    Abstract: Methods, a Base Station (BS), and a User Equipment (UE) in a wireless communication system for transmitting and receiving control information are provided. The method for transmitting control information by a BS in a wireless communication system includes receiving information related to a signal transmitted by a second BS that the second BS which is a neighboring BS of the first BS, determining whether a second UE using an identical resource to that used by a first UE included in a cell of the first BS exists within a cell of the second BS based on the received information, when the second UE exists, generating control information for controlling a signal transmitted to the second UE by the second BS based on the received information, and transmitting the generated control information to the first UE through a control channel.
    Type: Grant
    Filed: August 31, 2020
    Date of Patent: February 9, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Han-Ju Kim, Chae-Man Lim, Min-Goo Kim, Jong-Han Lim, Hyuk-Joon Kwon, Jung-Won Lee
  • Patent number: 10911915
    Abstract: According to various embodiments of the present invention, an electronic device may comprise a communication circuit configured to perform proximity-based service direct discovery; and a processor configured to broadcast a safety message related to the electronic device via the communication circuit in a first safe operation mode, and receive a safety message broadcast from at least one external electronic device in a second safe operation mode different from the first safe operation mode, and various embodiments are possible.
    Type: Grant
    Filed: November 3, 2017
    Date of Patent: February 2, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jun-Young Woo, Seung-Jin Kim, Song-Yean Cho, Chae-Man Lim
  • Publication number: 20200403727
    Abstract: Methods, a Base Station (BS), and a User Equipment (UE) in a wireless communication system for transmitting and receiving control information are provided. The method for transmitting control information by a BS in a wireless communication system includes receiving information related to a signal transmitted by a second BS that the second BS which is a neighboring BS of the first BS, determining whether a second UE using an identical resource to that used by a first UE included in a cell of the first BS exists within a cell of the second BS based on the received information, when the second UE exists, generating control information for controlling a signal transmitted to the second UE by the second BS based on the received information, and transmitting the generated control information to the first UE through a control channel.
    Type: Application
    Filed: August 31, 2020
    Publication date: December 24, 2020
    Inventors: Han-Ju KIM, Chae-Man LIM, Min-Goo KIM, Jong-Han LIM, Hyuk-Joon KWON, Jung-Won LEE
  • Patent number: 10763994
    Abstract: Methods, a Base Station (BS), and a User Equipment (UE) in a wireless communication system for transmitting and receiving control information are provided. The method for transmitting control information by a BS in a wireless communication system includes receiving information related to a signal transmitted by a second BS that the second BS which is a neighboring BS of the first BS, determining whether a second UE using an identical resource to that used by a first UE included in a cell of the first BS exists within a cell of the second BS based on the received information, when the second UE exists, generating control information for controlling a signal transmitted to the second UE by the second BS based on the received information, and transmitting the generated control information to the first UE through a control channel.
    Type: Grant
    Filed: July 6, 2012
    Date of Patent: September 1, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Han-Ju Kim, Chae-Man Lim, Min-Goo Kim, Jong-Han Lim, Hyuk-Joon Kwon, Jung-Won Lee
  • Patent number: 10634759
    Abstract: A method for estimating location of an electronic device is provided. The method includes collecting from a transmitter, transmitter information including time information that is proportional to distance between the electronic device and the transmitter; obtaining location information of the electronic device at a point where the transmitter information is collected; and transmitting the transmitter information and the location information to a server to be used to estimate the location of the transmitter.
    Type: Grant
    Filed: December 11, 2015
    Date of Patent: April 28, 2020
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Jin-Woo Kim, Seok-Hwan Park, Sung-Rae Cho, Chae-Man Lim
  • Publication number: 20200059767
    Abstract: According to various embodiments of the present invention, an electronic device may comprise a communication circuit configured to perform proximity-based service direct discovery; and a processor configured to broadcast a safety message related to the electronic device via the communication circuit in a first safe operation mode, and receive a safety message broadcast from at least one external electronic device in a second safe operation mode different from the first safe operation mode, and various embodiments are possible.
    Type: Application
    Filed: November 3, 2017
    Publication date: February 20, 2020
    Inventors: Jun-Young WOO, Seung-Jin KIM, Song-Yean CHO, Chae-Man LIM
  • Patent number: 10433102
    Abstract: A position associated information providing method, implemented by an electronic device supporting the same, includes identifying a condition of position information set to an application running or execution-requested, obtaining position information corresponding to the identified condition of the position information, and providing the obtained position information to the application.
    Type: Grant
    Filed: January 15, 2018
    Date of Patent: October 1, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hye Jeong Kim, Chae Man Lim, Sung Rae Cho, Yun Sang Park, Moon Gyo Bae
  • Patent number: 10321274
    Abstract: Provided is an apparatus and method for providing a location of an electronic device according to various embodiments. An operation method of the electronic device according to an embodiment includes obtaining cellular data from at least one base station, obtaining at least one coverage information corresponding to the obtained cellular data, and determining a location of the electronic device based on the obtained at least one coverage information.
    Type: Grant
    Filed: January 26, 2017
    Date of Patent: June 11, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jin-Woo Kim, Hye-Joong Kang, Chae-Man Lim
  • Patent number: 10299148
    Abstract: A device and a method for providing a wireless LAN service in an electronic device are provided. The electronic device includes a communication interface that transmits and receives a signal for a wireless LAN service; and a processor that selects a plurality of channels using the communication interface and based on channel scan information, accesses at least one Access Point (AP) corresponding to at least one channel among the plurality of channels, and monitors the plurality of channels in a state in which the access to at least one AP is maintained.
    Type: Grant
    Filed: November 23, 2015
    Date of Patent: May 21, 2019
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Duk-Hyun Chang, Sung-Rae Cho, Hyoung-Joo Lee, Chae-Man Lim, Jung-Woo Lee
  • Publication number: 20190098575
    Abstract: An apparatus and a method for controlling power consumption of a terminal in a wireless communication system are provided. The method includes deactivating one or more of hardware components for signal reception in a transmission interval if there is no data to be received in the transmission interval, and receiving a control signal by activating all the components in a next transmission interval.
    Type: Application
    Filed: November 26, 2018
    Publication date: March 28, 2019
    Inventors: Tae-Yoon Kim, Min-Goo Kim, Seong-Woo Ahn, Jong-Han Lim, Chae-Man Lim, Young-Seok Jung
  • Patent number: 10178645
    Abstract: Disclosed is an electronic device including a memory that stores grid information corresponding to a plurality of grids corresponding to a cell. The electronic device also includes a processor configured to acquire location information of an external electronic device and cell information related to a cell of the external electronic device corresponding to the location information, to calculate at least one active grid corresponding to the location information of the electronic device among the plurality of grids at least based on the location information, to acquire dominant values corresponding to the at least one active grid based on the cell information, to designate the at least one active grid as at least one dominant grid when the dominant values meet a predetermined condition, and to update the cell information when a number of at least one dominant grid meets a predetermined condition. Various embodiments are possible.
    Type: Grant
    Filed: February 17, 2017
    Date of Patent: January 8, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jin-Woo Kim, Chae-Man Lim
  • Patent number: 10149244
    Abstract: An apparatus and a method for controlling power consumption of a terminal in a wireless communication system are provided. The method includes deactivating one or more of hardware components for signal reception in a transmission interval if there is no data to be received in the transmission interval, and receiving a control signal by activating all the components in a next transmission interval.
    Type: Grant
    Filed: February 11, 2014
    Date of Patent: December 4, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Tae-Yoon Kim, Min-Goo Kim, Seong-Woo Ahn, Jong-Han Lim, Chae-Man Lim, Young-Seok Jung
  • Publication number: 20180294547
    Abstract: An electronic apparatus, according to various embodiments of the present invention, comprises: a first antenna of a first bandwidth; a second antenna of a second bandwidth which partially overlaps with the first bandwidth; a third antenna of the first bandwidth; a fourth antenna of the second bandwidth; a transmission/reception path corresponding to each of a plurality of bandwidths; a reception path corresponding to each of the plurality of bandwidths; and a path formation unit which forms a path such that any one of the first antenna and the third antenna is connected to the transmission/reception path, the other of the first antenna and the third antenna is connected to the reception path, and any one of the second antenna and the fourth antenna is connected to the transmission/reception path, and the other of the second antenna and the fourth antenna is connected to the reception path.
    Type: Application
    Filed: October 5, 2016
    Publication date: October 11, 2018
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Sung-Chul PARK, Yeon-Woo KIM, Jong-Hyuk KIM, Seung-Gil JEON, Young-Ju KIM, Chae-Man LIM
  • Patent number: 10045278
    Abstract: A method for searching for an access point in a local area network at an electronic device, in accordance with various embodiments, comprises: an operation for determining the moving level of the electronic device; and an operation for deciding, in accordance with the determination result of the moving level of the electronic device, whether or not an access point in the local area network is searched for. Other embodiments are possible.
    Type: Grant
    Filed: July 9, 2014
    Date of Patent: August 7, 2018
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Sung-Rae Cho, Tae-Yoon Kim, Chae-Man Lim, Jung-Woo Lee
  • Patent number: 10039056
    Abstract: An apparatus and a method for controlling power consumption of a terminal in a wireless communication system are provided. The method includes deactivating one or more of hardware components for signal reception in a transmission interval if there is no data to be received in the transmission interval, and receiving a control signal by activating all the components in a next transmission interval.
    Type: Grant
    Filed: February 11, 2014
    Date of Patent: July 31, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Tae-Yoon Kim, Min-Goo Kim, Seong-Woo Ahn, Jong-Han Lim, Chae-Man Lim, Young-Seok Jung
  • Publication number: 20180206067
    Abstract: A position associated information providing method, implemented by an electronic device supporting the same, includes identifying a condition of position information set to an application running or execution-requested, obtaining position information corresponding to the identified condition of the position information, and providing the obtained position information to the application.
    Type: Application
    Filed: January 15, 2018
    Publication date: July 19, 2018
    Inventors: Hye Jeong Kim, Chae Man Lim, Sung Rae Cho, Yun Sang Park, Moon Gyo Bae
  • Patent number: 9949231
    Abstract: An electronic device is provided, and includes a communication interface and a first processor and a second processor. The first processor may be configured to receive first base station information from base station, search a first memory for first wireless information corresponding to the received first base station information, and when the first wireless information is not searched in the first memory, send a request for second wireless information corresponding to the first base station information to the second processor, and the second processor may be configured to search a second memory for the second wireless information based on the request for the second wireless information. Other various embodiments are also available.
    Type: Grant
    Filed: February 21, 2017
    Date of Patent: April 17, 2018
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Hyun-Myung Kim, Hye-Joong Kang, Dong-Ryeol Ryu, Sung-Rae Cho, Jin-Woo Kim, Sang-Uk Park, Bum-Soo Lee, Chae-Man Lim
  • Patent number: 9807777
    Abstract: An antenna switching method of an electronic device is provided. The antenna switching method includes measuring a transmit power variation of a first antenna, monitoring characteristics of received signals of both the first antenna and a second antenna, determining a comparison result by comparing the characteristics of the received signals of both the first antenna and the second antenna when the transmit power variation is greater than or equal to a threshold value, and switching a transmitting antenna based on at least the comparison result.
    Type: Grant
    Filed: March 30, 2015
    Date of Patent: October 31, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Tae Yoon Kim, Keon Young Lee, Chae Man Lim, Sang Won Kim, Yu Shin Kim
  • Patent number: 9788261
    Abstract: Methods, a Base Station (BS), and a User Equipment (UE) in a wireless communication system for transmitting and receiving a signal are provided. The method for transmitting a signal by a first BS in a wireless communication system includes receiving control information including information related to transmission of a Reference Signal (RS) by one or more second BSs, from the one or more second BSs which are neighboring BSs of the first BS, and transmitting signals to a UE based on information as to a second resource identified in the received control information, wherein the second resource corresponds to an identical resource to that used by the one or more second BSs for transmitting the RS.
    Type: Grant
    Filed: July 6, 2012
    Date of Patent: October 10, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Han-Ju Kim, Hyuk-Joon Kwon, Chae-Man Lim, Jung-Won Lee, In-Yup Kang
  • Patent number: 9781570
    Abstract: An electronic device apparatus and method are disclosed herein. The apparatus includes a processor. The processor may execute the method, which includes detecting a first location and a movement velocity of the electronic device, estimating a second location of the electronic device based on the detected movement velocity of the electronic device, comparing the first location of the electronic device and the estimated second location of the electronic device to determine a location measurement error, and correcting the detected first location of the electronic device based on the determined location measurement error.
    Type: Grant
    Filed: April 24, 2015
    Date of Patent: October 3, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sung-Rae Cho, Chae-Man Lim, Tae-Yoon Kim, Dong-Ryeol Ryu