Patents by Inventor In-jeong CHO

In-jeong CHO 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).

  • ULTRASOUND DIAGNOSTIC APPARATUS AND METHOD OF OPERATING THE SAME
    Publication number: 20150065867
    Abstract: An ultrasound diagnostic apparatus and a method for operating the ultrasound diagnostic apparatus are provided, whereby a location of a needle or an insertion degree may be more conveniently and accurately determined when a user treats or diagnoses an object by inserting the needle into the object. The ultrasound diagnostic apparatus includes a first display device that displays a first ultrasound image and a second display device that operates as a battery, is wirelessly connected to a main body of the ultrasound diagnostic apparatus, and easily moves. The second display device displays an enlarged ultrasound image of a needle and is disposed near a patient.
    Type: Application
    Filed: September 3, 2014
    Publication date: March 5, 2015
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jeong CHO, Eun-ho YANG, Ho-san HAN
  • NEGATIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY, METHOD OF PREPARING SAME, AND NEGATIVE ELECTRODE AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME
    Publication number: 20150056510
    Abstract: Disclosed are a negative active material for a rechargeable lithium battery including a silicon-based material including SiOx particles, where 0<x<2, and a Si—Fe-containing alloy positioned on the surface of the SiOx (0<x<2) particles, a method of preparing the same, and a negative electrode and a rechargeable lithium battery including the same.
    Type: Application
    Filed: July 16, 2014
    Publication date: February 26, 2015
    Inventors: Yu-Jeong Cho, Hyun-Ki Park, Sang-Hyuck Ahn, Deok-Hyun Kim, Xianhui Meng, Su-Kyung Lee, Yeon-Gap Kim, Young-Jin Choi
  • Method and device for allocating a broadcast channel in a wireless mobile communication system
    Patent number: 8958443
    Abstract: A method for receiving a superframe header at a mobile station in a wireless mobile communication system is disclosed. The method comprises receiving a sub-frame including the superframe header and a first data channel and decoding the received superframe header. Herein, the superframe header is located within a predetermined physical frequency band and the predetermined physical frequency band includes a synchronization channel.
    Type: Grant
    Filed: September 18, 2013
    Date of Patent: February 17, 2015
    Assignee: LG Electronics Inc.
    Inventors: Jin Soo Choi, Hee Jeong Cho, Doo Hyun Sung, Han Gyu Cho, Sung Ho Moon, Jin Sam Kwak, Bin Chul Ihm
  • ULTRASONIC PROBE, SYSTEM INCLUDING THE SAME, AND OPERATION METHOD THEREOF
    Publication number: 20150032004
    Abstract: Provided are an ultrasonic probe, a system including the same, and an operation method thereof. The ultrasonic probe may include a probe head comprising a transducer configured to receive a signal and a first storage configured to store information, and a probe body comprising an image processor configured to generate an ultrasonic image with the signal received from the probe head, wherein the transducer and the image processor are electrically connected to each other by a coupling between the probe head and the probe body, and wherein the transducer and the image processor are separated from each other by a separation between the probe head and the probe body.
    Type: Application
    Filed: June 25, 2014
    Publication date: January 29, 2015
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Sang-won KIM, Jeong CHO, Ho-san HAN
  • ULTRASOUND APPARATUS AND METHOD OF GENERATING ULTRASOUND IMAGE
    Publication number: 20150032003
    Abstract: A method of generating an ultrasound image in an ultrasound apparatus connected with at least one wired probe and at least one wireless probe is provided. A wired response signal corresponding to a first ultrasound response signal reflected from an object is received from the at least one wired probe, and a wireless response signal corresponding to a second ultrasound response signal reflected from the object is received from the at least one wireless probe. An ultrasound image of the object is generated by using the wired and wireless response signals.
    Type: Application
    Filed: July 28, 2014
    Publication date: January 29, 2015
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jeong CHO, Ho-san HAN
  • Method of efficient ranging procedure considering ranging purpose in broadband wireless access system
    Patent number: 8929305
    Abstract: A broadband wireless access system and, more particularly, a method for a mobile station and a base station to perform an efficient ranging procedure considering a ranging purpose and a device for performing the same are disclosed herein. A method of a mobile station for performing ranging in a broadband wireless access system, the method includes the steps of transmitting a first ranging preamble code for requesting ranging to a base station through a first ranging opportunity of a first frame, and, when a first message is received from the base station before a timer indicating a limited time point is expired, wherein the first message including a response to the first ranging preamble code is transmitted during the limited time point, determining whether or not the ranging request is successfully made by using the first message.
    Type: Grant
    Filed: October 21, 2010
    Date of Patent: January 6, 2015
    Assignee: LG Electronics Inc.
    Inventors: Hee Jeong Cho, Ki Seon Ryu, Young Soo Yuk, Jin Sam Kwak, Hyun Woo Lee, Gi Won Park, Yong Ho Kim
  • Method for requesting and allocating uplink resource in wireless communication system
    Patent number: 8908578
    Abstract: The present invention relates to a method for requesting an uplink resource in a wireless communication system. In the method according to one aspect of the invention, a terminal transmits a quick access message to a base station and receives a resource from the base station. The quick access message includes a first field that shows the attributes of the data that is supposed to be transmitted by the terminal, and a field that is determined by the first field.
    Type: Grant
    Filed: December 15, 2009
    Date of Patent: December 9, 2014
    Assignee: LG Electronics Inc.
    Inventors: Hee Jeong Cho, Ki Seon Ryu, Doo Hyun Sung, Sung Ho Park, Yong Ho Kim
  • FUEL CELL HYBRID SYSTEM
    Publication number: 20140352309
    Abstract: Provided is a fuel cell hybrid system. The fuel cell hybrid system includes a heat engine including a compression unit for compressing an oxidizer supply gas including air and an expansion unit for expanding the oxidizer supply gas to generate mechanical energy, a fuel cell including an anode for receiving a fuel gas, a cathode for receiving the oxidizer supply gas, and a catalytic combustor for burning a non-reaction fuel gas of an anode exhaust gas exhausted from the anode to heat the oxidizer supply gas, a first heat exchanger heat-exchanging the oxidizer supply gas discharged from the compression unit with a cathode exhaust gas exhausted from the cathode, and a second heat exchanger heat-exchanging the oxidizer supply gas discharged from the first heat exchanger with the oxidizer supply gas discharged from the catalytic combustor.
    Type: Application
    Filed: December 21, 2012
    Publication date: December 4, 2014
    Inventors: Min Ki Kim, Yin Jeong Cho, Sang Hoon Lee
  • Negative active material and lithium battery including the negative active material
    Patent number: 8900748
    Abstract: A negative active material and a lithium battery including the negative active material. The negative active material includes a carbonaceous substrate with a plurality of recessed portions at its surface; and a silicon-based nanowire placed in each of the recessed portions. The negative active material provides the silicon-based nanowires with separate places to control volumetric expansion of the silicon-based nanowires, and thus, a lithium battery including the negative active material has improved efficiency and lifetime.
    Type: Grant
    Filed: May 23, 2012
    Date of Patent: December 2, 2014
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Yu-Jeong Cho
  • Method for efficiently performing initial access in a multi-carrier broadband wireless access system
    Patent number: 8897245
    Abstract: A method for efficiently performing an initial access in an MS in a multi-carrier broadband wireless access system is disclosed. The method includes scanning a plurality of carriers supported by a BS, and selecting one of the scanned carriers as a first carrier and receiving an SFH of the first carrier. The SFH of the first carrier includes at least one of a field indicating load status of the first carrier and recommended network entry carrier information including information about a second carrier in good load status.
    Type: Grant
    Filed: October 25, 2012
    Date of Patent: November 25, 2014
    Assignee: LG Electronics Inc.
    Inventors: In Uk Jung, Ki Seon Ryu, Jeong Ki Kim, Hee Jeong Cho, Yong Ho Kim, Young Soo Yuk
  • Display apparatus and control method thereof
    Patent number: 8896566
    Abstract: A display apparatus and method for controlling interference includes a signal receiving unit which receives a signal in an effective frequency band from an input device; a signal processing unit which processes a signal on the effective frequency band to output a user input signal; a display unit which displays an image based on the user input signal; and a diminishing signal generating unit which generates a diminishing signal having a waveform diminishing a noise outside the effective frequency band.
    Type: Grant
    Filed: May 19, 2010
    Date of Patent: November 25, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sang-hyun Koh, Jeong-a Cho
  • Method for allocating uplink resources using QoS parameter
    Patent number: 8891367
    Abstract: A method for allocating uplink resources using information of a Bandwidth Request (BR) indicator in a Base Station (BS), and which includes receiving a BR indicator including a station Identifier (ID), and a Quality of Service (QoS) parameter from a Mobile Station (MS); estimating uplink resources based on the BR indicator and allocating the estimated uplink resources to the MS, and if there are a plurality of connections for the MS, the estimating includes deciding one QoS parameter to be used to estimate the uplink resources among a plurality of QoS parameters corresponding to the connections; and transmitting information about the allocated uplink resources to the MS through an uplink grant message.
    Type: Grant
    Filed: September 18, 2009
    Date of Patent: November 18, 2014
    Assignee: LG Electronics Inc.
    Inventors: Hee Jeong Cho, Yong Ho Kim, Ki Seon Ryu
  • Method and device for monitoring paging message
    Patent number: 8891424
    Abstract: A method and device for monitoring a paging message in Machine To Machine (M2M) communication are provided. A M2M device receives a segment of the paging message that includes an extension flag and a M2M extension flag. The extension flag indicates that the M2M device checks the M2M extension flag and the M2M extension flag indicates whether a remaining segment of the paging message exists.
    Type: Grant
    Filed: October 15, 2012
    Date of Patent: November 18, 2014
    Assignee: LG Electronics Inc.
    Inventors: Gi Won Park, Hee Jeong Cho
  • METHOD FOR EFFICIENTLY PERFORMING INITIAL ACCESS IN A MULTI-CARRIER BROADBAND WIRELESS ACCESS SYSTEM
    Publication number: 20140334411
    Abstract: A method for efficiently performing an initial access in an MS in a multi-carrier broadband wireless access system is disclosed. The method includes scanning a plurality of carriers supported by a BS, and selecting one of the scanned carriers as a first carrier and receiving an SFH of the first carrier. The SFH of the first carrier includes at least one of a field indicating load status of the first carrier and recommended network entry carrier information including information about a second carrier in good load status.
    Type: Application
    Filed: July 22, 2014
    Publication date: November 13, 2014
    Applicant: LG ELECTRONICS INC.
    Inventors: In Uk JUNG, Ki Seon RYU, Jeong Ki KIM, Hee Jeong CHO, Yong Ho KIM, Young Soo YUK
  • METHOD FOR DETERMINING VALIDITY OF TERMINAL GROUP IDENTIFIER IN MACHINE-TO-MACHINE COMMUNICATION
    Publication number: 20140328253
    Abstract: Disclosed is a method for determining whether a machine-to-machine group identifier (MGID) for identifying a multicast service flow is supported in a wireless access system that supports machine-to-machine (M2M) communication, wherein the multicast service flow is shared by a group of M2M terminals within an M2M group zone that is allocated to the terminals. The method comprises the steps of: receiving from the first base station M2M group zone information of the first base station and neighboring base stations; receiving from the second base station system information of the second base station; and determining whether the MGID that is received from the first base station is supported by the second base station by comparing the system information of the second base station and the M2M group zone information on the neighboring base stations.
    Type: Application
    Filed: May 31, 2012
    Publication date: November 6, 2014
    Applicant: LG ELECTRONICS INC.
    Inventors: Eun Jong Lee, Gi Won Park, Young Soo Yuk, Hee Jeong Cho
  • Organic light emitting display device
    Patent number: 8878171
    Abstract: An organic light emitting display device includes first and second electrodes facing each other on a substrate, a first stack including a first hole transport layer, a second hole transport layer, a first emitting layer, and a first electron transport layer, the layers being sequentially stacked on the first electrode, a second stack including a third hole transport layer, a fourth hole transport layer, a second emitting layer including at least two hosts and a single dopant and having at least three emitting areas, and a second electron transport layer, the layers being sequentially stacked between the first stack and the second electrode, wherein the second emitting layer includes a first emitting area including a material of the fourth hole transport layer, a second emitting area including a material of the second electron transport layer, and a third emitting area including the at least two hosts.
    Type: Grant
    Filed: September 25, 2013
    Date of Patent: November 4, 2014
    Assignee: LG Display Co., Ltd.
    Inventors: Jeong-Haeng Heo, Jae-Man Lee, Gwi-Jeong Cho, So-Yeon Ahn
  • Method allowing ranging dependent on status of mobile station in broadband wireless access system
    Patent number: 8879482
    Abstract: The present system relates to a broadband wireless access system, and more specifically to a method whereby resources for ranging are efficiently allocated to a mobile station with reference to the status of the mobile station, and also relates to a device for implementing the same. In one example of the present invention, the method for allowing a mobile station to range on a broadband wireless access system may comprise the steps of: selecting any one code from one or more codes contained in a ranging code subset corresponding to the status of a mobile station in one or more ranging codes subsets set in accordance with the purpose of the ranging by the mobile station mode; and transmitting the selected code to a base station.
    Type: Grant
    Filed: February 26, 2010
    Date of Patent: November 4, 2014
    Assignee: LG Electronics Inc.
    Inventors: Hee Jeong Cho, In Uk Jung, Gi Won Park, Yong Ho Kim
  • Method of random access in a wireless system
    Patent number: 8873459
    Abstract: A random access method in a wireless communication system is disclosed. The present invention includes transmitting a bandwidth request indicator and a quick access message from a mobile station to a base station and starting a timer having a timer value determined according to an acknowledgement from the base station.
    Type: Grant
    Filed: September 15, 2012
    Date of Patent: October 28, 2014
    Assignee: LG Electronics Inc.
    Inventors: Hee Jeong Cho, Ki Seon Ryu, Su Nam Kim, Doo Hyun Sung, Yong Ho Kim, Young Soo Yuk
  • METHOD AND DEVICE FOR AUTHORIZING USER EQUIPMENT IN A WIRELESS COMMUNICATION SYSTEM
    Publication number: 20140310784
    Abstract: The present invention relates to a method and device for authorizing user equipment (UE) in a wireless communication system. The present invention also relates to a method and device for authorizing authorized true user equipment if an abnormal power down report is transmitted from a fake user equipment. The real user equipment checks the abnormal power down from a base station, receives an assignment A-MAP 1E, and transmits an authorized message to the base station if power is not abnormally down. Alternatively, user equipment transmits, to the base station, an abnormal power down signaling header that includes authorization parameters, such as COUNTER_TEK or a cipher-based message authentication code (CMAC).
    Type: Application
    Filed: October 10, 2012
    Publication date: October 16, 2014
    Applicant: LG ELECTRONICS INC.
    Inventors: Hee Jeong Cho, Young Soo Yuk
  • Method of allocating CID for fast handover
    Patent number: 8855639
    Abstract: A handover performing method and a method of allocating a connection identifier (CID) at the time of handover are disclosed. The method includes transmitting a handover request message to a serving base station, and receiving a handover response message including CID update information used in a target base station from the serving base station. At this time, the CID update information may include a transport CID (TCID) allocation start position and a TCID allocable value used in the target base station. Accordingly, it is possible to minimize service delay of a mobile station by providing a method of updating the CID of the mobile station for performing fast handover.
    Type: Grant
    Filed: November 24, 2008
    Date of Patent: October 7, 2014
    Assignee: LG Electronics Inc.
    Inventors: Ae Ran Youn, Ki Seon Ryu, Hee Jeong Cho, Tae Gon Kong