Patents by Inventor Joon Il Kim
Joon Il Kim 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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Publication number: 20160359357Abstract: A wireless power receiver for wirelessly receiving driving power from a wireless power transmitter and a method for wirelessly receiving charging power at a wireless power receiver from a wireless power transmitter are provided. The wireless power receiver includes a power reception unit configured to wirelessly receive the charging power from the wireless power transmitter; a rectifier configured to rectify the charging power from the power reception unit; a load unit configured to store the rectified charging power from the rectifier; and a controller configured to detect a change of a charging mode for the load unit, and control to adjust an impedance in the power reception unit according to the change of the charging mode.Type: ApplicationFiled: August 19, 2016Publication date: December 8, 2016Inventors: Joon-Il KIM, Sung-Bum PARK, Se-Ho PARK, Young-Min LEE, Woo-Ram LEE
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Patent number: 9496083Abstract: A wireless power transmitter, a wireless power receiver, and methods of controlling the same are provided. A method of detecting a rogue device other than a wireless power receiver in the wireless power transmitter includes receiving power consumption information about the wireless power receiver from the wireless power receiver, calculating a power loss based on the received power consumption information about the wireless power receiver, determining whether the power loss exceeds a threshold, and controlling transmission power of the wireless power transmitter, determining that a rogue device exists on the wireless power transmitter, if the power loss exceeds the threshold.Type: GrantFiled: July 12, 2013Date of Patent: November 15, 2016Assignee: Samsung Electronics Co., LtdInventors: Kyung-Woo Lee, Hyuk-Choon Kwon, Kang-Ho Byun, Hae-Young Jun, Hee-Won Jung, Joon-Il Kim, Se-Ho Park
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Patent number: 9425629Abstract: A wireless power receiver is provided for wirelessly receiving driving power from a wireless power transmitter. The wireless power receiver includes a power reception unit for wirelessly receiving the driving power from the wireless power transmitter. The wireless power receiver also includes a rectifier for rectifying the driving power from the power reception unit into a Direct Current (DC) power type. The wireless power receiver additionally includes a load unit for storing the rectified driving power from the rectifier. The wireless power receiver further includes a controller for detecting an amount of the rectified driving power stored in the load unit to control output from the rectifier to the load unit. The wireless power receiver also includes an impedance adjuster for adjusting an impedance in the power reception unit according to the amount of the rectified driving power stored in the load unit.Type: GrantFiled: July 13, 2012Date of Patent: August 23, 2016Assignee: Samsung Electronics Co., Ltd.Inventors: Joon-Il Kim, Sung-Bum Park, Se-Ho Park, Young-Min Lee, Woo-Ram Lee
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Patent number: 9419477Abstract: Disclosed is a wireless power transmitter that includes a resonator that provides charging electric power to a wireless power receiver and a metal layer spaced apart from the resonator by a preset interval, with a line width of the resonator being smaller than the preset interval between the resonator and the metal layer.Type: GrantFiled: November 8, 2013Date of Patent: August 16, 2016Assignee: Samsung Electronics Co., LtdInventors: Joon-Il Kim, Hong-Kweun Kim, Se-Ho Park
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Patent number: 9356475Abstract: A wireless power receiver is provided that includes a communication unit for receiving wireless power and a communication signal from a wireless power supplier; a controller for determining whether the wireless power is received from the wireless power supplier; a loader for storing the wireless power; and a switching unit for, when the wireless power is received, dividing the wireless power and the communication signal by a predetermined ratio and transferring the divided power to the controller and the loader based on the predetermined ratio.Type: GrantFiled: November 14, 2012Date of Patent: May 31, 2016Assignee: Samsung Electronics Co., Ltd.Inventors: Joon-Il Kim, Se-Ho Park, Sung-Bum Park, Young-Min Lee, Woo-Ram Lee
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Publication number: 20160087484Abstract: A wireless charging apparatus according to various embodiments of the present disclosure may include a wireless power transmitter that is included in a charging pad where an electronic device is placed, and may include a light source unit that provides light to a solar cell module included in the electronic device, wherein the light source unit may include a plurality of light sources that emit light outside the charging pad, and a plurality of sensors that are disposed between the light sources and close to the light sources and sense the electronic device.Type: ApplicationFiled: September 23, 2015Publication date: March 24, 2016Inventor: Joon-Il KIM
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Publication number: 20160042863Abstract: An electronic device is provided. The electronic device includes a battery; a non-contact near field communication antenna; a wireless charging coil; and a case covering the battery, wherein the wireless charging coil is positioned between the battery and the case, and wherein one of the non-contact near field communication antenna and the wireless charging coil is positioned to surround the other one of the non-contact near field communication antenna and the wireless charging coil.Type: ApplicationFiled: October 22, 2015Publication date: February 11, 2016Inventors: Woo-Ram LEE, Ki-Hyun KIM, Jin-Hyoung PARK, Kil-Soo KO, Joon-Il KIM, Sung-Kweon PARK, Se-Ho PARK
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Patent number: 9172263Abstract: An electronic device is provided. The electronic device includes a main body including a battery pack and a battery cover; a non-contact near field communication antenna included in the battery pack; and a wireless charging coil portion included in the battery cover and disposed around an outer periphery of the antenna, such that the wireless coil portion does not overlap with the non-contact near field communication antenna.Type: GrantFiled: January 3, 2013Date of Patent: October 27, 2015Assignee: Samsung Electronics Co., LtdInventors: Woo-Ram Lee, Ki-Hyun Kim, Jin-Hyoung Park, Kil-Soo Ko, Joon-Il Kim, Sung-Kweon Park, Se-Ho Park
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Patent number: 9166446Abstract: A wireless power transmission controlling apparatus and method are provided. The apparatus includes a power amplifier that receives a source power, amplifies the received source power, and outputs a wireless power transmission signal from the amplified received source power, a band pass filter that filters the wireless power transmission signal, and passes a harmonic wave corresponding to a communication frequency band, and a communication unit that transmits a wireless power transmission control signal using the harmonic wave corresponding to the communication frequency band.Type: GrantFiled: May 17, 2012Date of Patent: October 20, 2015Assignee: Samsung Electronics Co., LtdInventors: Woo-Ram Lee, Joon-Il Kim, Sung-Bum Park, Young-Min Lee, Hong-Kweun Kim, Se-Ho Park, Seung-Woo Han
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Publication number: 20150244204Abstract: A power transmitter and method are provided for wireless multi-charging. A power transmitter includes a resonator configured to wirelessly transmit power to one or more power receivers; and a controller configured to increase a transmission power of the resonator to charge a first power receiver when the first power receiver is located in a charging area of the resonator; decrease the transmission power of the resonator when a second power receiver is located in the charging area of the resonator; and increase the transmission power of the resonator to charge both of the first power receiver and the second power receiver.Type: ApplicationFiled: May 13, 2015Publication date: August 27, 2015Inventors: Kyung-Woo LEE, Joon-Il KIM, Kang-Ho BYUN
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Patent number: 9048682Abstract: A wireless multi-charging method of a power transmitter that wirelessly transmits power includes sensing a first power receiver, increasing a transmission power required for charging the first power receiver, sensing a second power receiver, decreasing the transmission power required for suspending charging of the first power receiver, and increasing the transmission power required for simultaneously charging both the first power receiver and the second power receiver.Type: GrantFiled: October 4, 2012Date of Patent: June 2, 2015Assignee: Samsung Electronics Co., LtdInventors: Kyung-Woo Lee, Joon-Il Kim, Kang-Ho Byun
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Patent number: 8929043Abstract: Provided is an over-voltage protection device for a resonant wireless power reception device. The over-voltage protection device includes a resonance signal receiver for receiving a wireless resonance signal transmitted from a wireless power transmission device, an over-voltage protector which is driven by a driver in an over-voltage protection operation to detune a resonance frequency of the reception device, thereby reducing reception power, the driver for driving the over-voltage protector according to a control signal in the over-voltage protection operation, and a controller for outputting the control signal for driving the over-voltage protector to the driver when it is determined that over-voltage occurs.Type: GrantFiled: December 19, 2012Date of Patent: January 6, 2015Assignee: Samsung Electronics Co., LtdInventors: Yu-Su Kim, Joon-Il Kim, Se-Ho Park, Sung-Kweon Park
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Publication number: 20140125278Abstract: Disclosed is a wireless power transmitter that includes a resonator that provides charging electric power to a wireless power receiver and a metal layer spaced apart from the resonator by a preset interval, with a line width of the resonator being smaller than the preset interval between the resonator and the metal layer.Type: ApplicationFiled: November 8, 2013Publication date: May 8, 2014Applicant: Samsung Electronics Co., Ltd.Inventors: Joon-Il KIM, Hong-Kweun Kim, Se-Ho Park
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Publication number: 20140017998Abstract: A cordless charging apparatus is provided. The cordless charging apparatus includes a cordless power reception resonator including a feeding connector for electric feeding, and a ground connector for grounding. The ground connector is spaced apart from a connection terminal connecting the cordless power reception resonator to a circuit.Type: ApplicationFiled: July 16, 2013Publication date: January 16, 2014Inventors: Joon-Il KIM, Se-Ho PARK, Sung-Ku YEO
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Publication number: 20140015335Abstract: A wireless power transmitter, a wireless power receiver, and methods of controlling the same are provided. A method of detecting a rogue device other than a wireless power receiver in the wireless power transmitter includes receiving power consumption information about the wireless power receiver from the wireless power receiver, calculating a power loss based on the received power consumption information about the wireless power receiver, determining whether the power loss exceeds a threshold, and controlling transmission power of the wireless power transmitter, determining that a rogue device exists on the wireless power transmitter, if the power loss exceeds the threshold.Type: ApplicationFiled: July 12, 2013Publication date: January 16, 2014Inventors: Kyung-Woo LEE, Hyuk-Choon Kwon, Kang-Ho Byun, Hae-Young Jun, Hee-Won Jung, Joon-Il Kim, Se-Ho Park
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Publication number: 20130293027Abstract: A shunt capacitor is connected to a wireless charging resonator to prevent harmonics emitted from a power amplifier from radiating to the outside, and at least one circuit having a high impedance relative to a Near Field Wireless Communication (NFC) frequency band is formed at a front side or a rear side of the shunt capacitor for solving the problems of radiating noise components due to wireless charging and of lowering an NFC signal and a power transmission intensity due to a concurrent interference between a wireless charging resonator and an NFC antenna.Type: ApplicationFiled: May 2, 2013Publication date: November 7, 2013Applicant: Samsung Electronics Co., Ltd.Inventors: Joon-Il KIM, Se-Ho PARK, Sung-Ku YEO, Woo-Ram LEE, Jeong-Seok LEE
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Publication number: 20130015813Abstract: A wireless power receiver is provided for wirelessly receiving driving power from a wireless power transmitter. The wireless power receiver includes a power reception unit for wirelessly receiving the driving power from the wireless power transmitter. The wireless power receiver also includes a rectifier for rectifying the driving power output from the power reception unit into an Alternating Current (AC) power type. The wireless power receiver additionally includes a load unit for storing the rectified driving power output from the rectifier. The wireless power receiver further includes a controller for detecting an amount of the rectified driving power stored in the load unit to control output from the rectifier to the load unit. The wireless power receiver also includes an impedance adjuster for adjusting an impedance in the power reception unit according to the amount of the rectified driving power stored in the load unit.Type: ApplicationFiled: July 13, 2012Publication date: January 17, 2013Applicant: Samsung Electronics Co., Ltd.Inventors: Joon-Il KIM, Sung-Bum Park, Se-Ho Park, Young-Min Lee, Woo-Ram Lee
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Publication number: 20120235880Abstract: An ultrahigh-frequency package module is provided, including a first substrate having a plurality of power lines and a plurality of signal lines, and one or more second substrates provided on one surface of the first substrate and each being provided with at least one antenna. The second substrates are independently arranged one by one in a grid pattern along one surface of the first substrate.Type: ApplicationFiled: March 14, 2012Publication date: September 20, 2012Inventors: Joon-Il KIM, Shin-Hee CHO, Young-Min LEE, Jae-Hyuck LEE, Kyu-Sub KWAK, Sung-Ku YEO
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Publication number: 20100259453Abstract: An internal antenna is provided that includes a first antenna having a first antenna pattern formed on a first dielectric layer, and a second antenna having a second antenna pattern formed on a second dielectric layer. The second dielectric layer has a higher dielectric constant than the first dielectric layer. The first and second antenna patterns are electrically connected to each other.Type: ApplicationFiled: April 9, 2010Publication date: October 14, 2010Applicant: Samsung Electronics Co., Ltd.Inventors: Joon-Il KIM, Se-Ho Park, Woo-Ram Lee, Young-Min Lee, Ki-Hyun Kim, Seok-Myong Kang
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Publication number: 20030194835Abstract: Disclosed is a method for fabricating ceramic chip packages in which an epoxy resin containing fine ceramic particles is applied on a ceramic substrate provided with chip packages respectively having a plurality of chips mounted thereon, thereby improving reliability and endurance of the package and miniaturizing the size of the package. The epoxy resin is applied on the ceramic substrate provided with a plurality of the chips mounted thereon except a designated region, thereby minimizing the deformation of the substrate. The epoxy resin layer is formed on the substrate by two steps including a first step for forming a first epoxy resin layer serving as a dam and a second step for forming a second epoxy resin layer, thereby reducing the amount of the used epoxy resin and improving reliability and endurance of the package against temperature and humidity.Type: ApplicationFiled: March 24, 2003Publication date: October 16, 2003Inventors: Joon Il Kim, Chul Ho Kim, Ik Seo Choi