Patents by Inventor Yoonjae CHOI
Yoonjae 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).
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Patent number: 12003257Abstract: An electronic device having a 5G antenna, according to the present invention, is provided. The electronic device has the antenna comprising: a metal pattern in which metal having a predetermined length and width is printed and disposed on the front surface of a substrate, and which is configured to emit a first signal; and a feeding pattern which is disposed in an area in which the metal pattern is separated and spaced apart from the feeding pattern, and which is configured to coupling-feed the first signal to the metal pattern. In addition, the electronic device further comprises a second antenna which has a metal pattern and a second feeding pattern that are disposed to be symmetrical to those of the first antenna on the front surface of the substrate, and which is configured to emit a second signal.Type: GrantFiled: October 30, 2019Date of Patent: June 4, 2024Assignee: LG ELECTRONICS INC.Inventors: Songyi Lee, Moonsoo Song, Chisang You, Yoonjae Won, Deuksu Choi
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Patent number: 11929768Abstract: In embodiments, an electronic device may include a housing having an inner space, a printed circuit board (PCB) disposed in the inner space of the housing, a first antenna structure disposed at a position spaced apart from the PCB, and transmitting and/or receiving a radio signal in a first frequency band, at least one second antenna structure disposed at a position spaced apart from the PCB, and transmitting and/or receiving a radio signal in a second frequency band different from the first frequency band, and a flexible substrate electrically connecting the PCB and the first antenna structure.Type: GrantFiled: July 31, 2020Date of Patent: March 12, 2024Assignee: Samsung Electronics Co., Ltd.Inventors: Yoondo Lee, Sigwan Kim, Hyelee Song, Dongryul Shin, Dongmin Shin, Yoonjae Lee, Handug Lee, Woosik Cho, Weonjai Choi, Taewook Ham, Kyunggu Kim, Hongpyo Bae, Jinwoo Jung, Youngjun Cho
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Publication number: 20230344417Abstract: A semiconductor device is provided. The semiconductor device includes: an equalizer circuit configured to output a first control signal corresponding to a first bit of original two-bit data and a second control signal corresponding to a second bit of the original two-bit data; and a driver circuit including a plurality of pull-up transistors connected between an output node and a first power node configured to provide a first power supply voltage, and a plurality of pull-down transistors connected between the output node and a second power node configured to provide a second power supply voltage, wherein the second power supply voltage is lower than the first power supply voltage, and the driver circuit is connected to the equalizer circuit in series.Type: ApplicationFiled: December 22, 2022Publication date: October 26, 2023Applicants: SAMSUNG ELECTRONICS CO., LTD., Korea University Research and Business FoundationInventors: Kwanyeob CHAE, Chulwoo KIM, Yoonjae CHOI, Kyeongkeun KANG
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Publication number: 20140172497Abstract: An apparatus for managing risk in social web media in a prediction-based manner is provided, and includes a risk vocabulary management unit, which extracts and manages vocabulary to be managed as pertaining to risk from social web content, a risk issue prediction analysis quality extraction unit, which performs language analysis and sensitivity analysis, a risk prediction modeling unit, which models risk prediction analysis, a risk detection and notification unit, which automatically detects and notifies the risk, a risk situation monitoring unit, which monitors in real time a risk state of a risk entity when an alarm is raised with respect to the detected risk, and a risk history management unit, which receives user feedback for monitored risk information and manages a record of a terminated risk situation.Type: ApplicationFiled: April 23, 2013Publication date: June 19, 2014Inventors: Hyeon Jin KIM, Chung Hee LEE, HYO-JUNG OH, Myung Gil JANG, Yohan JO, HyunKi KIM, Pum Mo RYU, Jeong HEO, Yeo Chan YOON, Miran CHOI, Yoonjae CHOI, Sang Kyu PARK
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Patent number: 8744837Abstract: A question type and domain identifying apparatus includes: a question type identifier for recognizing the number of words of a user's question to identify whether the user's question is a query for performing information searching or a question for performing a question and answer (Q&A); a question domain distributor for distributing one of plural preset domain specialized Q&A engines, as a Q&A engine of the user's question based on the recognized word number; and a Q&A engine block, including the domain specialized Q&A engines, for selectively performing information searching or a Q&A with respect to the user's question in response to the distribution of the question domain distributor.Type: GrantFiled: October 25, 2011Date of Patent: June 3, 2014Assignee: Electronics and Telecommunications Research InstituteInventors: Jeong Heo, Myung Gil Jang, Hyunki Kim, Pum Mo Ryu, Changki Lee, Chung Hee Lee, Ji Ae Shin, Yoonjae Choi, Soojong Lim, Miran Choi, Yeo Chan Yoon, Hyo-Jung Oh, Sang Kyu Park
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Publication number: 20130054553Abstract: A method for automatically extracting information of products, includes searching documents based on product names; and extracting sentences including advantages and disadvantages for products having the product names from the searched documents. Further, the method for automatically extracting the information of the products includes classifying the sentences by similar contents among the extracted sentences; selecting representative sentences among the classified sentences; and calculating each weight of the selected representative sentences.Type: ApplicationFiled: July 26, 2012Publication date: February 28, 2013Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Yeo Chan YOON, HyunKi Kim, Hyo-Jung Oh, Changki Lee, Chung Hee Lee, Myung Gil Jang, Yohan Jo, Miran Choi, Yoonjae Choi, Jeong Heo, Pum Mo Ryu, Hyeon Jin Kim
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Publication number: 20120101807Abstract: A question type and domain identifying apparatus includes: a question type identifier for recognizing the number of words of a user's question to identify whether the user's question is a query for performing information searching or a question for performing a question and answer (Q&A); a question domain distributor for distributing one of plural preset domain specialized Q&A engines, as a Q&A engine of the user's question based on the recognized word number; and a Q&A engine block, including the domain specialized Q&A engines, for selectively performing information searching or a Q&A with respect to the user's question in response to the distribution of the question domain distributor.Type: ApplicationFiled: October 25, 2011Publication date: April 26, 2012Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Jeong HEO, Myung Gil Jang, HyunKi Kim, Pum Mo Ryu, Changki Lee, Chung Hee Lee, Ji Ae Shin, Yoonjae Choi, Soojong Lim, Miran Choi, Yeo Chan Yoon, Hyo-Jung Oh, Sang Kyu Park
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Publication number: 20120089584Abstract: Provided are a method and mobile terminal for performing a personalized search, capable of providing search results optimized for a user in consideration of location and user preference. The method includes acquiring a question keyword from a user and information about the location of a mobile terminal, making a local search on the basis of the question keyword and the location information to generate local search results, displaying the local search results and storing a use record of the user of the mobile terminal corresponding to the displayed local search results, generating a user preference analysis model using the location information and the use record, then applying the generated user preference analysis model to the local search results, and deducing personalized final local search results from the local search results. Thus, it is possible to provide the local search results optimized for the user.Type: ApplicationFiled: July 26, 2011Publication date: April 12, 2012Applicant: Electronics and Telecommunications Research InstituteInventors: Yeo Chan YOON, Soojong LIM, Hyo-Jung OH, HyunKi KIM, Pum Mo RYU, Chung Hee LEE, Jeong HEO, Changki LEE, Miran CHOI, Yoonjae CHOI, Ji Ae SHIN, Myung Gil JANG, Sang Kyu PARK