Patents by Inventor Ju-Hyang Lee
Ju-Hyang Lee 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: 11652373Abstract: An electronic device is provided. The electronic device includes a housing, a wireless charging coil disposed inside the housing, a fan disposed inside the housing and in proximity to the coil, a temperature sensor disposed inside the housing and in proximity to the coil, a wireless charging circuit having the coil and configured to transmit power wirelessly to an external device via the coil, and a control circuit electrically connected to the fan, the temperature sensor, and the wireless charging circuit. The control circuit may be configured to receive a signal from the external device, receive data related to a temperature of the coil from the temperature sensor, and control the fan at least partially on the basis of at least one of the signal and the data.Type: GrantFiled: March 7, 2022Date of Patent: May 16, 2023Assignee: Samsung Electronics Co., Ltd.Inventors: Kihyun Kim, Kyungha Koo, Wooram Lee, Changhyung Lee, Jihye Kim, Jihong Kim, Yunjeong Noh, Seho Park, Kumjong Sun, Ju-Hyang Lee, Mincheol Ha, Sangmoo Hwangbo
-
Patent number: 11451074Abstract: An electronic device is provided. The electronic device includes a housing, a wireless charging coil disposed inside the housing, a fan disposed inside the housing and in proximity to the coil, a temperature sensor disposed inside the housing and in proximity to the coil, a wireless charging circuit having the coil and configured to transmit power wirelessly to an external device via the coil, and a control circuit electrically connected to the fan, the temperature sensor, and the wireless charging circuit. The control circuit may be configured to receive a signal from the external device, receive data related to a temperature of the coil from the temperature sensor, and control the fan at least partially on the basis of at least one of the signal and the data.Type: GrantFiled: May 21, 2020Date of Patent: September 20, 2022Assignee: Samsung Electronics Co., Ltd.Inventors: Kihyun Kim, Kyungha Koo, Wooram Lee, Changhyung Lee, Jihye Kim, Jihong Kim, Yunjeong Noh, Seho Park, Kumjong Sun, Ju-Hyang Lee, Mincheol Ha, Sangmoo Hwangbo
-
Patent number: 11411432Abstract: An electronic device according to various embodiments of the present invention comprises a wireless power reception circuit and a processor, wherein the processor can be set so as to receive power transmitted from an external electronic device by using the wireless power reception circuit, detect a state related with the reception during the reception of the power, and disable at least a part of the wireless power reception circuit such that the external electronic device stops the transmission when the state satisfies a designated condition. Other examples are also possible.Type: GrantFiled: October 1, 2018Date of Patent: August 9, 2022Assignee: Samsung Electronics Co., Ltd.Inventors: Ju-Hyang Lee, Yusu Kim, Kyungmin Park, Wooram Lee, Jung-Min Lee
-
Publication number: 20220190609Abstract: An electronic device is provided. The electronic device includes a housing, a wireless charging coil disposed inside the housing, a fan disposed inside the housing and in proximity to the coil, a temperature sensor disposed inside the housing and in proximity to the coil, a wireless charging circuit having the coil and configured to transmit power wirelessly to an external device via the coil, and a control circuit electrically connected to the fan, the temperature sensor, and the wireless charging circuit. The control circuit may be configured to receive a signal from the external device, receive data related to a temperature of the coil from the temperature sensor, and control the fan at least partially on the basis of at least one of the signal and the data.Type: ApplicationFiled: March 7, 2022Publication date: June 16, 2022Inventors: Kihyun KIM, Kyungha KOO, Wooram LEE, Changhyung LEE, Jihye KIM, Jihong KIM, Yunjeong NOH, Seho PARK, Kumjong SUN, Ju-Hyang LEE, Mincheol HA, Sangmoo HWANGBO
-
Patent number: 11271284Abstract: An electronic device according to an embodiment of the disclosure may include a loop antenna, a printed circuit board including a power wire and a ground wire, a first switch electrically connected between a first terminal of the loop antenna and the power wire, a second switch electrically connected between the first terminal and the ground wire, a third switch electrically connected between a second terminal of the loop antenna and the power wire, a fourth switch electrically connected between the second terminal and the ground wire, and a controller.Type: GrantFiled: October 22, 2018Date of Patent: March 8, 2022Inventors: Yu Su Kim, Ju Hyang Lee, Kyung Min Park
-
Patent number: 11171512Abstract: A method and electronic device for performing wireless charging are provided. The electronic device includes a housing, a conductive coil, a power transmission circuit electrically connected to the conductive coil, and configured to wirelessly transmit power to an outside of the housing through the conductive coil, a voltage source electrically connected to the power transmission circuit, and a control circuit electrically connected between the power transmission circuit and the voltage source. The control circuit is configured to change power radiated through the conductive coil, monitor a frequency of a signal and/or electromagnetic waves radiated through the conductive coil, and adjust a level of a voltage from the voltage source based on at least a part of a monitored result of the frequency.Type: GrantFiled: December 4, 2017Date of Patent: November 9, 2021Assignee: Samsung Electronics Co., Ltd.Inventors: Kyoung-Won Kim, Dong-Zo Kim, Se-Ho Park, Kwang-Seob Kim, Chang-Hak O, Ju-Hyang Lee, Hyung-Koo Chung, Se-Hyun Cho
-
Patent number: 11115082Abstract: According to one embodiment of the present invention, an electronic apparatus can comprises: at least one antenna; a first circuit for wirelessly receiving or transmitting power by using at least one part of the at least one antenna; a second circuit for performing at least one communication by using at least one part of the at least one antenna; a first electrical path for connecting the at least one antenna to the first circuit; a second electrical path for connecting the at least one antenna to the second circuit; a third electrical path for connecting a point on the first electrical path to a point on the second electrical path; and at least one passive element or active element connected to at least one of the first electrical path, the second electrical path, and the third electrical path.Type: GrantFiled: March 28, 2017Date of Patent: September 7, 2021Inventors: Ju-Hyang Lee, Keumsu Song, Dongzo Kim, Yusu Kim, Seho Park, Jung-Oh Sung, Mincheol Ha, Changjong Son, Seung-Nyun Kim, Yong Sang Yun
-
Publication number: 20210184336Abstract: An electronic device according to an embodiment of the disclosure may include a loop antenna, a printed circuit board including a power wire and a ground wire, a first switch electrically connected between a first terminal of the loop antenna and the power wire, a second switch electrically connected between the first terminal and the ground wire, a third switch electrically connected between a second terminal of the loop antenna and the power wire, a fourth switch electrically connected between the second terminal and the ground wire, and a controller.Type: ApplicationFiled: October 22, 2018Publication date: June 17, 2021Inventors: Yu Su KIM, Ju Hyang LEE, Kyung Min PARK
-
Patent number: 10938239Abstract: An electronic device is provided. The electronic device includes a housing, a wireless charging coil disposed inside the housing, a fan disposed inside the housing and in proximity to the coil, a temperature sensor disposed inside the housing and in proximity to the coil, a wireless charging circuit having the coil and configured to transmit power wirelessly to an external device via the coil, and a control circuit electrically connected to the fan, the temperature sensor, and the wireless charging circuit. The control circuit may be configured to receive a signal from the external device, receive data related to a temperature of the coil from the temperature sensor, and control the fan at least partially on the basis of at least one of the signal and the data.Type: GrantFiled: April 1, 2019Date of Patent: March 2, 2021Assignee: Samsung Electronics Co., Ltd.Inventors: Kihyun Kim, Kyungha Koo, Wooram Lee, Changhyung Lee, Jihye Kim, Jihong Kim, Yunjeong Noh, Seho Park, Kumjong Sun, Ju-Hyang Lee, Mincheol Ha, Sangmoo Hwangbo
-
Patent number: 10938243Abstract: A power transmitting unit is provided. The power transmitting unit includes a signal generator configured to generate a signal of a first frequency band for wireless charging, a power generation circuit configured to generate a modulation signal for modulating the signal of the first frequency band generated by the signal generator, and amplify a transmit power of the signal of the first frequency band based on voltage supplied from the outside of the power transmitting unit, a power transmission circuit configured to transmit the amplified transmit power to a power receiving unit via a first antenna, a second antenna configured to receive information about a charging state from the power receiving unit through a second frequency band, and a control circuit configured to control a duty and frequency of the modulation signal based on the charging state.Type: GrantFiled: August 22, 2017Date of Patent: March 2, 2021Assignee: Samsung Electronics Co., Ltd.Inventors: Dong Zo Kim, Kyoung Won Kim, Han Seok Park, Se Ho Park, Yu Su Kim, Keum Su Song, Ju Hyang Lee, Hyung Koo Chung, Kyung Min Park, Yong Sang Yun
-
Publication number: 20200313460Abstract: An electronic device according to various embodiments of the present invention comprises a wireless power reception circuit and a processor, wherein the processor can be set so as to receive power transmitted from an external electronic device by using the wireless power reception circuit, detect a state related with the reception during the reception of the power, and disable at least a part of the wireless power reception circuit such that the external electronic device stops the transmission when the state satisfies a designated condition. Other examples are also possible.Type: ApplicationFiled: October 1, 2018Publication date: October 1, 2020Inventors: Ju-Hyang LEE, Yusu KIM, Kyungmin PARK, Wooram LEE, Jung-Min LEE
-
Publication number: 20200280212Abstract: An electronic device is provided. The electronic device includes a housing, a wireless charging coil disposed inside the housing, a fan disposed inside the housing and in proximity to the coil, a temperature sensor disposed inside the housing and in proximity to the coil, a wireless charging circuit having the coil and configured to transmit power wirelessly to an external device via the coil, and a control circuit electrically connected to the fan, the temperature sensor, and the wireless charging circuit. The control circuit may be configured to receive a signal from the external device, receive data related to a temperature of the coil from the temperature sensor, and control the fan at least partially on the basis of at least one of the signal and the data.Type: ApplicationFiled: May 21, 2020Publication date: September 3, 2020Inventors: Kihyun KIM, Kyungha KOO, Wooram LEE, Changhyung LEE, Jihye KIM, Jihong KIM, Yunjeong NOH, Seho PARK, Kumjong SUN, Ju-Hyang LEE, Mincheol HA, Sangmoo HWANGBO
-
Publication number: 20190379241Abstract: A power transmitting unit is provided. The power transmitting unit includes a signal generator configured to generate a signal of a first frequency band for wireless charging, a power generation circuit configured to generate a modulation signal for modulating the signal of the first frequency band generated by the signal generator, and amplify a transmit power of the signal of the first frequency band based on voltage supplied from the outside of the power transmitting unit, a power transmission circuit configured to transmit the amplified transmit power to a power receiving unit via a first antenna, a second antenna configured to receive information about a charging state from the power receiving unit through a second frequency band, and a control circuit configured to control a duty and frequency of the modulation signal based on the charging state.Type: ApplicationFiled: August 22, 2017Publication date: December 12, 2019Inventors: Dong Zo KIM, Kyoung Won KIM, Han Seok PARK, Se Ho PARK, Yu Su KIM, Keum Su SONG, Ju Hyang LEE, Hyung Koo CHUNG, Kyung Min PARK, Yong Sang YUN
-
Patent number: 10367548Abstract: An electronic device and an operating method thereof according to various embodiments are capable of releasing a connection between a first antenna and a first magnetic field module, receiving power wirelessly through the first antenna by a second magnetic field module coupled to the first antenna, coupling the first antenna and the first magnetic field module, and performing first short range communication through the first antenna by the first magnetic field module.Type: GrantFiled: November 14, 2016Date of Patent: July 30, 2019Assignee: Samsung Electronics Co., Ltd.Inventors: Mincheol Ha, Seho Park, Jung-Oh Sung, Ju-Hyang Lee, Kwangseob Kim, Dongzo Kim, Yusu Kim, Keumsu Song, Jae-Woong Jeon
-
Publication number: 20190229771Abstract: According to one embodiment of the present invention, an electronic apparatus can comprises: at least one antenna; a first circuit for wirelessly receiving or transmitting power by using at least one part of the at least one antenna; a second circuit for performing at least one communication by using at least one part of the at least one antenna; a first electrical path for connecting the at least one antenna to the first circuit; a second electrical path for connecting the at least one antenna to the second circuit; a third electrical path for connecting a point on the first electrical path to a point on the second electrical path; and at least one passive element or active element connected to at least one of the first electrical path, the second electrical path, and the third electrical path.Type: ApplicationFiled: March 28, 2017Publication date: July 25, 2019Inventors: Ju-Hyang LEE, Keumsu SONG, Dongzo KIM, Yusu KIM, Seho PARK, Jung-Oh SUNG, Mincheol HA, Changjong SON, Seung-Nyun KIM, Yong Sang YUN
-
Publication number: 20190229550Abstract: An electronic device is provided. The electronic device includes a housing, a wireless charging coil disposed inside the housing, a fan disposed inside the housing and in proximity to the coil, a temperature sensor disposed inside the housing and in proximity to the coil, a wireless charging circuit having the coil and configured to transmit power wirelessly to an external device via the coil, and a control circuit electrically connected to the fan, the temperature sensor, and the wireless charging circuit. The control circuit may be configured to receive a signal from the external device, receive data related to a temperature of the coil from the temperature sensor, and control the fan at least partially on the basis of at least one of the signal and the data.Type: ApplicationFiled: April 1, 2019Publication date: July 25, 2019Inventors: Kihyun KIM, Kyungha KOO, Wooram LEE, Changhyung LEE, Jihye KIM, Jihong KIM, Yunjeong NOH, Seho PARK, Kumjong SUN, Ju-Hyang LEE, Mincheol HA, Sangmoo HWANGBO
-
Patent number: 10326307Abstract: An electronic apparatus and its operating method are provided. The electronic apparatus and its operating method can be configured to drive the capacitor, to detect the received power, and stop driving the capacitor.Type: GrantFiled: January 24, 2017Date of Patent: June 18, 2019Assignee: Samsung Electronics Co., Ltd.Inventors: Yusu Kim, Kwangseob Kim, Dongzo Kim, Seho Park, Hanseok Park, Keumsu Song, Ju-Hyang Lee, Mincheol Ha, Seung-Nyun Kim, Yong Sang Yun, Chi-Hyun Cho
-
Patent number: 10270276Abstract: An electronic device is provided. The electronic device includes a housing, a wireless charging coil disposed inside the housing, a fan disposed inside the housing and in proximity to the coil, a temperature sensor disposed inside the housing and in proximity to the coil, a wireless charging circuit having the coil and configured to transmit power wirelessly to an external device via the coil, and a control circuit electrically connected to the fan, the temperature sensor, and the wireless charging circuit. The control circuit may be configured to receive a signal from the external device, receive data related to a temperature of the coil from the temperature sensor, and control the fan at least partially on the basis of at least one of the signal and the data.Type: GrantFiled: July 5, 2016Date of Patent: April 23, 2019Assignee: Samsung Electronics Co., Ltd.Inventors: Kihyun Kim, Kyungha Koo, Wooram Lee, Changhyung Lee, Jihye Kim, Jihong Kim, Yunjeong Noh, Seho Park, Kumjong Sun, Ju-Hyang Lee, Mincheol Ha, Sangmoo Hwangbo
-
Publication number: 20180331726Abstract: An electronic device and an operating method thereof according to various embodiments are capable of releasing a connection between a first antenna and a first magnetic field module, receiving power wirelessly through the first antenna by a second magnetic field module coupled to the first antenna, coupling the first antenna and the first magnetic field module, and performing first short range communication through the first antenna by the first magnetic field module.Type: ApplicationFiled: November 14, 2016Publication date: November 15, 2018Inventors: Mincheol HA, Seho PARK, Jung-Oh SUNG, Ju-Hyang LEE, Kwangseob KIM, Dongzo KIM, Yusu KIM, Keumsu SONG, Jae-Woong JEON
-
Patent number: 10056945Abstract: A leakage power processing method of an electronic device including a first conductive pattern that sends and receives a communication signal associated with a communication function, a second conductive pattern that is arranged adjacent to the first conductive pattern and sends and receives a power signal used for charging, and a communication hardware interface electrically connected with the first conductive pattern is provided. The leakage power processing method includes determining, by a processor of an electronic device, whether a specific power signal is induced through the second conductive pattern and forming, by the processor of the electronic device, a closed loop including the first conductive pattern if the specific power signal of a specific magnitude or greater is induced.Type: GrantFiled: January 23, 2017Date of Patent: August 21, 2018Assignee: Samsung Electronics Co., Ltd.Inventors: Dong Zo Kim, Kwang Seob Kim, Se Ho Park, Yu Su Kim, Han Seok Park, Keum Su Song, Ju Hyang Lee, Min Cheol Ha