Patents by Inventor Song A CHOI
Song A CHOI 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: 8141376Abstract: An air conditioning system including an outdoor heat-exchanging unit, at least one indoor heat-exchanging unit, a gaseous refrigerant line connected between the outdoor heat-exchanging unit and the indoor heat-exchanging unit, to allow a refrigerant in a gaseous state to flow between the outdoor heat-exchanging unit and the indoor heat-exchanging unit, and a pressure compensation device for increasing a pressure of the gaseous refrigerant flowing through the gaseous refrigerant line. The pressure compensation device is located along the gaseous refrigerant line at a position closer to the indoor heat-exchanging unit than to the outdoor heat-exchanging unit. A pressure compensation device for use in an air conditioning system is also provided.Type: GrantFiled: February 19, 2008Date of Patent: March 27, 2012Assignee: LG Electronics Inc.Inventors: Song Choi, Baik Young Chung, Yun Ho Ryu
-
Patent number: 8064402Abstract: The present invention relates to a device for interworking a wireless local area network (WLAN) and a portable Internet. The device establishes a first wireless data path following a first wireless communication protocol with a first network, and establishes a plurality of the second wireless data paths through the first wireless data paths. Here, the plurality of the second wireless data paths follow a second wireless communication protocol and respectively correspond to a plurality of terminal devices. Subsequently, the device establishes a plurality of first network links respectively corresponding to the plurality of terminal devices with the first network, and stores mapping information for the first network link corresponding to a relationship between the plurality of terminal devices and the plurality of first network links.Type: GrantFiled: October 29, 2007Date of Patent: November 22, 2011Assignee: Electronics and Telecommunications Research InstituteInventors: Sun-Mi Jun, Kyung-Soo Kim, Jee-Hwan Ahn, Song-In Choi, Dong-Soo Jung, Byoung-Chun Jeon
-
Patent number: 8054814Abstract: Disclosed is an interworking device for interworking with a first network and supporting signaling between a terminal and a second network. The interworking device sets a first wireless data path with the first network. The interworking device sets a first radio link with the terminal, receives an authentication message through a first radio link, and transmits the authentication message to an authentication server of the second network through the first wireless data path. When the authentication server finishes authentication, the interworking device sets a second wireless data path with the terminal. Accordingly, the interworking device provides an Internet service to the terminal during movement.Type: GrantFiled: October 29, 2007Date of Patent: November 8, 2011Assignee: Electronics and Telecommunications Research InstituteInventors: Sun-Mi Jun, Kyung-Soo Kim, Jee-Hwan Ahn, Song-In Choi, Dong-Soo Jung, Byoung-Chun Jeon
-
Patent number: 8053439Abstract: Disclosed herein are novel benzophenone derivatives represented by formula I, a pharmaceutically acceptable salt thereof, a hydrate thereof or a solvate thereof, a pharmacological composition containing the same, and a use of the composition as therapeutic drugs. The benzophenone derivatives have an inhibition activity of microtubule formation and can be used to treat a normal proliferative state of a malignant tumor by killing the actively proliferating cells.Type: GrantFiled: September 21, 2007Date of Patent: November 8, 2011Assignee: Chong Kun Dang Pharmaceutical Corp.Inventors: Nam-Song Choi, Young-Mi Kim, Young-Hoon Kim, Jae-Kwang Lee, In-Taek Lim, Ho-Jin Choi, Hyun-Mo Yang, Seung-Kee Moon, Soo-Jin Kim, Hyun-Jung Yu, Jae-Su Shin, Young-Min Kwon, Sung-Sook Lee, Soon-Kil Ahn, Sun-Ju Kong
-
Patent number: 7991884Abstract: The present invention relates to a data processing method and system for checking an interactive communication sequence (ICS) relating to a plurality of users in a communication record by using a variable time window, and checking an interactive communication sequence pattern (ICSP) that is a frequently generated interactive communication sequence from among the checked interactive communication sequences.Type: GrantFiled: December 17, 2008Date of Patent: August 2, 2011Assignees: Electronics and Telecommunications Research Institute, Korea Advanced Institute of Science and TechnologyInventors: Man Ho Park, Song In Choi, Jee Hwan Ahn, Byung Wan Lim, Ji Hwan Song, Myoung Ho Kim
-
Publication number: 20110153108Abstract: Provided is a method for remote power management capable of remotely controlling power consumption. The method for remote power management includes: allowing a power management device to generate power information on the basis of power consumption information collected from at least one electronic apparatus and transmit the generated power information to a user terminal through a wireless communication network; and to control an operation of the at least one electronic apparatus in accordance with a control command transmitted in response to the power information from the user terminal through the wireless communication network.Type: ApplicationFiled: December 17, 2010Publication date: June 23, 2011Applicant: Electronics and Telecommunications Research InstituteInventors: Byung-Sik YOON, Sook-Jin LEE, Song-In CHOI, Jee-Hwan AHN
-
Publication number: 20110145396Abstract: In a lawful interception system including an interception unit, an application service providing unit, and an Internet access service providing unit, the application service providing unit may receive, from the interception unit, an interception request including interception target information of an interception target. Next, the application service providing unit may transfer a user code corresponding to the received interception target information to the interception unit, and may insert user related information into a packet to be provided to the interception target corresponding to the user code, enabling the packet to be lawfully intercepted. The interception unit may request the Internet access service providing unit for an interception of the packet with respect to the interception target by including the user code.Type: ApplicationFiled: September 22, 2010Publication date: June 16, 2011Applicant: Electronics and Telecommunications Research InstituteInventors: Junghak KIM, Song In Choi, Sook Jin Lee, Jee Hwan Ahn
-
Publication number: 20110142240Abstract: An interception target terminal includes an interception module, and the interception module activates an interception function on the basis of interception related information received from a communication business system. In addition, when a communication mode is changed in the state where an interception function is in an activated state, if a network to be accessed depending on a change of the communication mode is a network that is permitted to be intercepted, corresponding access details information is transmitted to a communication service system or a law enforcement agency system. Further, when the terminal performs communication by an encryption method in the state where the interception function is in the activated state, an encryption key used for encryption or communication data before the encryption is transmitted to the communication service system or the law enforcement agency system.Type: ApplicationFiled: September 17, 2010Publication date: June 16, 2011Applicant: Electronics and Telecommunications Research InstitueInventors: Byungsik YOON, Song In Choi, Sook Jin Lee, Jee Kwan Ahn
-
Publication number: 20110081139Abstract: Disclosed is a heating apparatus. In the present invention, carbon nanotube heating elements for heat fluid flowing through a flow channel in a heating chamber are disposed at a heat transfer part and the contact area of the carbon nanotube heating elements and the heat transfer part is 50% or more of the contact area of the heat transfer part and the fluid. Therefore, according to the present invention, it is possible to more efficiently heat the fluid.Type: ApplicationFiled: May 4, 2009Publication date: April 7, 2011Inventors: Sanghun Lee, Song Choi
-
Publication number: 20110053994Abstract: Provided herein include compositions, all related stereoisomers as well as pharmaceutically acceptable salts provided as simplified analogs of pateamine A, in which the analogs generally are devoid of the C3-amino and C5-methyl groups, also referred to as desmethyl, desamino-pateamine A. Suitable analogs provide anticancer and antiproliferative effects in vivo and in vitro by a novel drugs mechanism of action described herein for pateamine A, including inhibition of eIF4A-dependent translation initiation. As with pateamine A, as described herein, suitable analogs cause cell cycle arrest or induce apoptosis in transformed cells. However, toxicity of such compounds to slow growing normal cells is low. In addition, such analogs, like pateamine A, target translation initiation factors and are useful as anticancer and antiproliferative agents in subjects in need thereof.Type: ApplicationFiled: June 11, 2010Publication date: March 3, 2011Applicants: THE TEXAS A & M UNIVERSITY SYSTEM, JOHNS HOPKINS UNIVERSITY, THEInventors: Daniel Romo, Jun Liu, Nam Song Choi, Zonggao Shi, Woon-Kai Low, Yongjun Dang, Tilman Schneider-Poetsch
-
Publication number: 20110021582Abstract: Disclosed are a novel thiazole-containing benzophenone derivative represented by formula 1, and an isomer thereof, a pharmaceutically acceptable salt thereof, a hydrate thereof and a solvate thereof, a pharmaceutical composition comprising the derivative, a use of the derivative as therapeutic agent and a method for preparing the derivative. The benzophenone thiazole derivatives inhibit formation of microtubules and eliminate actively proliferating cells of malignant tumors to control general cell proliferation. In formula 1, R, R1 and R2 are defined as above.Type: ApplicationFiled: March 5, 2009Publication date: January 27, 2011Applicant: CHONG KUN DANG PHARMACEUTICAL CORP.Inventors: Nam-Song Choi, Young-Hoon Kim, Jae-Kwang Lee, Hee-Ryong Kang, Ho-Jin Choi, Seung-Kee Moon, Soo-Jin Kim, Gyu-Tae Park, Byeong-Hoon Han, Dal-Hyun Kim, Jae-Hoon Choi, Sung-Sook Lee, Soon-Kil Ahn, Kyung-Joo Lee, Su-Yeal Bae
-
Publication number: 20100246441Abstract: The present invention provides a packet service electronic monitoring method in a wireless portable Internet system and an apparatus using the same. In the packet service electronic monitoring method, a packet service electronic monitoring start request is transmitted to a packet subscriber station (PSS) from a law enforcement agency and the packet service electronic monitoring is started. When the PSS attempts a packet service, electronic monitoring call information of the PSS is transmitted to the law enforcement agency, and an electronic monitoring subscriber packet of the PSS is transmitted to the law enforcement agency when the PSS is provided with the packet service.Type: ApplicationFiled: June 9, 2008Publication date: September 30, 2010Inventors: Dong Soo Jung, Song In Choi, Jee Hwan Ahn
-
Patent number: 7802440Abstract: A compression system for an air conditioning system includes first and second compressors. The first compressor includes a first compression chamber in which a fluid introduced from an outside of the first compressor is compressed, and a first case defining a first space into which the fluid compressed in the first compression chamber is introduced. The second compressor includes a second case defining a second space into which the fluid compressed in the first compressor is introduced, and a second compression chamber in which the fluid introduced from the second space is compressed. The second compressor operates independently of the first compressor, and a connecting line connects the first and second compressors.Type: GrantFiled: August 16, 2007Date of Patent: September 28, 2010Assignee: LG Electronics Inc.Inventors: Song Choi, Young Min Kim, Baik Young Chung
-
Patent number: 7765812Abstract: A system for detecting a mis-connected state between communication lines for a multi-type air conditioner and a method thereof. The system comprises an indoor unit pipe temperature detection unit for detecting a temperature of an indoor unit pipe, and a microprocessor for controlling an opening of an electronic expansion valve based on a temperature detected by the indoor unit pipe temperature detection unit, comparing a temperature response characteristic of the indoor unit pipe with a preset temperature response characteristic of a normal indoor unit pipe based on an opening of the electronic expansion valve, and thereby judging whether the communication lines are mis-connected to one another or not. An indoor unit from which the mis-connection has been generated is fast detected, and error information is displayed. Accordingly, the mis-connected state between the communication lines is restored, thereby preventing a damage of the system due to the mis-connection.Type: GrantFiled: October 26, 2005Date of Patent: August 3, 2010Assignee: LG Electronics Inc.Inventors: Se-Dong Chang, Kwang-Woon Kim, Yoon-Been Lee, Hyung-Soo Kim, Sung-Hwan Kim, Jeong-Eon Oh, Jae-Heuk Choi, Song Choi
-
Publication number: 20100150104Abstract: The present invention relates to a deep packet inspection method and device of a wireless communication system. The deep packet inspection method includes: receiving a first deep packet inspection result for a packet of a terminal from a first subnet before a handover when the handover occurs; receiving a second deep packet inspection result for the packet of the terminal from a second subnet after the handover; and coordinating the first deep packet inspection result and the second deep packet inspection result when the handover occurs.Type: ApplicationFiled: February 19, 2009Publication date: June 17, 2010Applicants: Electronics and Telecommunications Research Institute, Korea University Industry and Academy Collaboration FoundationInventors: Byung Sik YOON, Man Ho Park, Jung Hak Kim, Song In Choi, Myoung Rak Lee, Seung Bin Kim, Sung Jun Park, Hoh Peter In
-
Patent number: 7737134Abstract: Provided herein are compositions, all related stereoisomers as well as pharmaceutically acceptable salts provided as simplified analogs of pateamine A, in which the analogs generally are devoid of the C3-amino and C5-methyl groups, also referred to as desmethyl, desamino-pateamine A. Suitable analogs provide anticancer and antiproliferative effects in vivo and in vitro by a novel drug mechanism of action described herein for pateamine A, including inhibition of eIF4A-dependent translation initiation. As with pateamine A, as described herein, suitable analogs cause cell cycle arrest or induce apoptosis in transformed cells. However, toxicity of such compounds to slow growing normal cells is low. In addition, such analogs, like pateamine A, target translation initiation factors and are useful as anticancer and antiproliferative agents in subjects in need thereof.Type: GrantFiled: October 6, 2006Date of Patent: June 15, 2010Assignees: The Texas A & M University System, The Johns Hopkins UniversityInventors: Daniel Romo, Jun Liu, Nam Song Choi, Zonggao Shi, Woon-Kai Low, Yongjun Dang, Tilman Schneider-Poetsch
-
Publication number: 20100135160Abstract: A system for electronic monitoring includes a control server and a plurality of monitoring servers. The control server transmits electronic monitoring instructions including identification information on terminals to a plurality of monitoring servers, respectively, based on information of objects to be monitored stored in a database, receives an object confirmation request message including information on suspect object packets from a first monitoring server among the plurality of monitoring servers, and determines whether the monitoring object terminals correspond to suspect object terminals that transmit or receive the suspect object packets according to the object confirmation request message based on the information on the monitoring objects. When the suspect object terminals are the monitoring object terminals, the control server updates the database based on the information on the suspect object packets.Type: ApplicationFiled: December 1, 2009Publication date: June 3, 2010Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Manho PARK, Song In Choi, Byungsik Yoon, Jee Hwan Ahn
-
Publication number: 20100138599Abstract: A pattern matching system detects strings contained in a target pattern to be detected within a data stream input by 1-byte data, and detects a regular expression representing the target pattern among regular expressions constructed by the detected strings.Type: ApplicationFiled: December 2, 2009Publication date: June 3, 2010Applicant: ELECTRONICS AND TELECOMMUNICATION RESEARCH INSTITUTEInventors: Junghak KIM, Song In Choi, Jee Hwan Ahn
-
Patent number: 7715365Abstract: Disclosed is a communication vocoder. An encoder and a decoder in a first format, and a decoder in a second format are formed in the communication vocoder. The encoder in the first format encodes voice signals into voice packets in the first format, and the decoder in the first format decodes the voice packets in the first format into voice signals. When voice packets in the second format are input to the communication vocoder, the decoder in the second format decodes the voice packets in the second format into voice signals. The decoders in the first and second formats are formed as subroutines in the communication vocoder.Type: GrantFiled: November 10, 2003Date of Patent: May 11, 2010Assignee: Electronics and Telecommunications Research InstituteInventors: Byung-Sik Yoon, Song-In Choi, Dae-Sik Kim
-
Publication number: 20100115018Abstract: Disclosed is an interception method that interworks with a communication network and an Internet network. A law enforcement agency system verifies whether an interception target presently uses an Internet service by using a terminal other than a terminal registered as the interception target on the basis of Internet service access information of the interception target. When the interception target uses the Internet service by using the other terminal, the law enforcement agency system updates interception target information on the basis of IP address information of the corresponding terminal, which is included in the Internet service access information and transmits the updated interception target information to a communication service provider.Type: ApplicationFiled: August 12, 2009Publication date: May 6, 2010Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Byungsik YOON, Song In CHOI, Jee Hwan AHN