Patents by Inventor Joon-soo Bae
Joon-soo Bae 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: 9184602Abstract: A cell balancing circuit includes a plurality of battery cells coupled in series, balancing switches, each balancing switch being coupled in parallel to a respective battery cell, balancing resistors, each balancing resistor being coupled in series to the respective battery cell, a balancing controller that individually controls the balancing switches such that the battery cells are discharged through the balancing resistors, and positive temperature coefficient (PTC) elements, each PTC element being positioned adjacent to a respective balancing resistor and electrically coupled to the respective balancing switch coupled in series to the respective balancing resistor.Type: GrantFiled: December 27, 2012Date of Patent: November 10, 2015Assignee: SAMSUNG SDI CO., LTD.Inventors: Tae-Jin Kim, Joon-Soo Bae
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Patent number: 8920952Abstract: A battery pack assembly including: an inner pack accommodating a plurality of secondary cells; an outer pack accommodating the inner pack; a first shock absorbing member between a first surface of the inner pack and a first surface of the outer pack, the first shock absorbing member configured to absorb a shock between the inner pack and the outer pack; and a second shock absorbing member between at least a side surface of the inner pack and a side surface of the outer pack among surfaces of the inner pack and the outer pack other than the first surfaces, the second shock absorbing member configured to absorb a shock between the inner pack and the outer pack.Type: GrantFiled: January 5, 2012Date of Patent: December 30, 2014Assignee: Samsung SDI Co., Ltd.Inventors: Joon-Soo Bae, Min-Cheol Bae, Ik-Jae Jeong, Tae-Jin Kim
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Publication number: 20140042972Abstract: A cell balancing circuit includes a plurality of battery cells coupled in series, balancing switches, each balancing switch being coupled in parallel to a respective battery cell, balancing resistors, each balancing resistor being coupled in series to the respective battery cell, a balancing controller that individually controls the balancing switches such that the battery cells are discharged through the balancing resistors, and positive temperature coefficient (PTC) elements, each PTC element being positioned adjacent to a respective balancing resistor and electrically coupled to the respective balancing switch coupled in series to the respective balancing resistorType: ApplicationFiled: December 27, 2012Publication date: February 13, 2014Inventors: Tae-Jin KIM, Joon-Soo BAE
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Publication number: 20130017422Abstract: A battery pack assembly including: an inner pack accommodating a plurality of secondary cells; an outer pack accommodating the inner pack; a first shock absorbing member between a first surface of the inner pack and a first surface of the outer pack, the first shock absorbing member configured to absorb a shock between the inner pack and the outer pack; and a second shock absorbing member between at least a side surface of the inner pack and a side surface of the outer pack among surfaces of the inner pack and the outer pack other than the first surfaces, the second shock absorbing member configured to absorb a shock between the inner pack and the outer pack.Type: ApplicationFiled: January 5, 2012Publication date: January 17, 2013Inventors: Joon-Soo Bae, Min-Cheol Bae, Ik-Jae Jeong, Tae-Jin Kim
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Publication number: 20120169289Abstract: A battery module is disclosed. According to one aspect, the battery module includes: a plurality of batteries, and at least one thermistor inserted and fixed into a gap region between the plurality of batteries. The thermistor may be configured to have a variable width along an inserted direction where a size of the gap region changes. According to another aspect, a controller electrically connected to the at least one thermistor is disclosed. The controller is configured to control a charging and discharging operation of the plurality of batteries by receiving an output signal of the at least one thermistor. Accordingly, a temperature sensor is prevented from deviating its location, stability of the temperature sensor is improved, and installation of the temperature sensor is simplified.Type: ApplicationFiled: September 23, 2011Publication date: July 5, 2012Applicant: Samsung SDI Co., Ltd.Inventors: Bong-Young Kim, Joon-Soo Bae, Young-Ho Kim
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Patent number: 7629732Abstract: A cathode ray tube includes a tube having a panel having an inner phosphor screen, a funnel connected to the panel, a neck connected to the funnel, a deflection unit disposed around the funnel, an electron gun installed in the neck, and a scatter-proof unit installed on the panel and the funnel such that the panel shares the scatter-proof unit with the funnel for preventing the tube from breaking and scattering into many pieces.Type: GrantFiled: March 3, 2006Date of Patent: December 8, 2009Assignee: Samsung SDI Co., Ltd.Inventors: Sang-Shin Choi, Chang-Ryon Byon, Soon-Cheol Shin, Joon-Soo Bae, Hyung-Seok Oh, Seok-Nam Lee, Jong-Heon Kim, Jeong-Hoon Kim, Hoo-Deuk Kim
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Patent number: 7525243Abstract: A Cathode Ray Tube (CRT) includes a panel having an inner phosphor screen, a funnel connected to the panel and adapted to have a deflection unit arranged thereon and a neck connected to the funnel and having an electron gun arranged therein. A shatter-proof member is installed on the funnel to prevent the tube from shattering.Type: GrantFiled: February 16, 2006Date of Patent: April 28, 2009Assignee: Samsung SDI Co., Ltd.Inventors: Joon-Soo Bae, Hoo-Deuk Kim, Kyou-Bong Lee, Seok-Nam Lee, Yun-Ho Chang, Chang-Ryon Byon, Do-Hun Pyun, Mun-Seong Kim
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Patent number: 7484590Abstract: A fuel cell system with a muffler to reduce noise generated while supplying air to a fuel cells disclosed. One embodiment of the fuel cell system includes an air feeder to supply air; an electric generator to generate electricity through an electrochemical reaction between air and fuel; and a muffler provided in one end of the air feeder. The muffler includes a first pipe and a second pipe which are different in length from each other. The muffler has a relatively small structure, so that limitation in a mounting space can be decreased and a more compact fuel cell system can be realized. Also, even if there are considerable noise components at two or more frequencies, the mufflers corresponding to the respective frequencies are connected in series, thereby reducing the noise.Type: GrantFiled: January 24, 2007Date of Patent: February 3, 2009Assignee: Samsung SDI Co., Ltd.Inventors: In Youl Jeon, Sang Hyeon Choi, Joon Soo Bae, Min Jung Oh
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Patent number: 7462980Abstract: A cathode ray tube includes a panel with a sealing surface, and a funnel with a sealing surface contacting the sealing surface of the panel. The panel and the funnel each have a thickness varied at the sealing surface thereof.Type: GrantFiled: September 14, 2005Date of Patent: December 9, 2008Assignee: Samsung SDI Co., Ltd.Inventors: Mun-Seong Kim, Joon-Soo Bae, Chang-Ryon Byon, Hoo-Deuk Kim, Rog Hur, Ho-Joong Lee, Gum-Jong Lee
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Publication number: 20080113249Abstract: Disclosed is a fuel cell system having a filter module that prevents the impurity contained in a fuel from entering into a fuel cell of the fuel cell system. The fuel cell system of the present invention includes a cartridge combination portion connected to a fuel cartridge and receiving a fuel from the cartridge, a pump receiving the fuel from the cartridge combination portion and transferring the fuel to the fuel cell, and a means for intercepting the impurity of the fuel and disposed between the cartridge combination and the pump.Type: ApplicationFiled: November 13, 2007Publication date: May 15, 2008Inventors: Joon-soo Bae, Tong-jin Park
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Publication number: 20080038607Abstract: A flow rate sensor includes a collision sensing plate and a variable resistance unit. The collision sensing plate is positioned in a flow path of the fluid and is bent with a different degree depending on a flow rate of the fluid. The variable resistance unit is connected to the collision sensing plate, and varies resistance depending on the degree of the bend of the collision sensing plate. A fuel cell system with the flow rate sensor is capable of measuring the flow rate of fluid such as fuel with an inexpensive cost and in a manner of not substantially interrupting the flow of the fluid.Type: ApplicationFiled: August 14, 2007Publication date: February 14, 2008Inventors: Won Hyouk Jang, Do Young Kim, Joon Soo Bae, Min Jung Oh, Sang Min Jeon
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Publication number: 20070178352Abstract: A fuel cell system with a muffler to reduce noise generated while supplying air to a fuel cell is disclosed. One embodiment of the fuel cell system includes an air feeder to supply air; an electric generator to generate electricity through an electrochemical reaction between air and fuel; and a muffler provided in one end of the air feeder. The muffler includes a first pipe and a second pipe which are different in length from each other. The muffler has a relatively small structure, so that limitation in a mounting space can be decreased and a more compact fuel cell system can be realized. Also, even if there are considerable noise components at two or more frequencies, the mufflers corresponding to the respective frequencies are connected in series, thereby reducing the noise.Type: ApplicationFiled: January 24, 2007Publication date: August 2, 2007Inventors: In Youl Jeon, Sang Hyeon Choi, Joon Soo Bae, Min Jung Oh
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Patent number: 7250714Abstract: A cathode ray tube includes a panel with inner and outer surfaces, a funnel connected to the panel, a neck connected to the rear of the funnel, and a shadow mask mounted within the panel. The inner surface of the panel satisfies the following condition: 0.2?Px?0.4, 0.3?Py?0.Type: GrantFiled: June 21, 2005Date of Patent: July 31, 2007Assignee: Samsung SDI Co., Ltd.Inventors: Do-Hun Pyun, Sung-Hun Ji, Yeun-Gil Choi, Soon-Dong Jeong, Joon-Soo Bae
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Publication number: 20060197431Abstract: A cathode ray tube includes a tube having a panel having an inner phosphor screen, a funnel connected to the panel, a neck connected to the funnel, a deflection unit disposed around the funnel, an electron gun installed in the neck, and a scatter-proof unit installed on the panel and the funnel such that the panel shares the scatter-proof unit with the funnel for preventing the tube from breaking and scattering into many pieces.Type: ApplicationFiled: March 3, 2006Publication date: September 7, 2006Inventors: Sang-Shin Choi, Chang-Ryon Byon, Soon-Cheol Shin, Joon-Soo Bae, Hyung-Seok Oh, Seok-Nam Lee, Jong-Heon Kim, Jeong-Hoon Kim, Hoo-Deuk Kim
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Publication number: 20060186784Abstract: A Cathode Ray Tube (CRT) includes a panel having an inner phosphor screen, a funnel connected to the panel and adapted to have a deflection unit arranged thereon and a neck connected to the funnel and having an electron gun arranged therein. A shatter-proof member is installed on the funnel to prevent the tube from shattering.Type: ApplicationFiled: February 16, 2006Publication date: August 24, 2006Inventors: Joon-Soo Bae, Hoo-Deuk Kim, Kyou-Bong Lee, Seok-Nam Lee, Yun-Ho Chang, Chang-Ryon Byon, Do-Hun Pyun, Mun-Seong Kim
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Publication number: 20060145595Abstract: An image display device where in the region of electron emission regions and the region of phosphor layers are spaced apart from each other with a predetermined distance therebetween without mounting spacers therein. The image display device includes a vacuum vessel having a first substrate, a second substrate placed to face a first side of the first substrate to form a first region together with the first substrate, and a reinforcing member placed to face a second side of the first substrate to form a second region together with the first substrate. An electron emission unit is formed on a surface of the first substrate, and a light emission unit is formed on a surface of the second substrate. The first substrate has one or more through-holes for coupling the first and second regions with each other.Type: ApplicationFiled: November 30, 2005Publication date: July 6, 2006Inventors: Hae-Su Youn, Soon-Cheol Shin, Joon-Soo Bae, Hyun-Chul Ji, Won-Bok Lee, Hyuck-Keun Oh, Seung-Hee Jeong, Chang-Ryon Byon, Kuen-Dong Ha, Jong-Hoon Lim, Hideki Miyazaki
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Patent number: 7034445Abstract: A tension mask frame assembly of a color CRT includes a tension mask in which a plurality of electron beam passing holes are formed and a frame. The frame includes a pair of first and second support members separated a predetermined distance from each other and supporting the tension mask so that a tensile force is applied to the tension mask. First and second elastic members are installed between both end portions of each of the first and second support members, supporting the first and second support members to be separated a predetermined distance from each other to compensate for an amount of thermal expansion of the tension mask, and having inclined portions inclined at a predetermined angle. Bars connect the first and second support members and are made of a material having a thermal expansion coefficient smaller than that of the first and second elastic members.Type: GrantFiled: June 12, 2003Date of Patent: April 25, 2006Assignee: Samsung SDI Co., Ltd.Inventors: Kuen-Dong Ha, Joon-Soo Bae, Gi-Young Song
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Publication number: 20060082282Abstract: A cathode ray tube includes a panel with a sealing surface, and a funnel with a sealing surface contacting the sealing surface of the panel. The panel and the funnel each have a thickness varied at the sealing surface thereof.Type: ApplicationFiled: September 14, 2005Publication date: April 20, 2006Inventors: Mun-Seong Kim, Joon-Soo Bae, Chang-Ryon Byon, Hoo-Deuk Kim, Rog Hur, Ho-Joong Lee, Gum-Jong Lee
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Patent number: 7005786Abstract: A color CRT includes a panel having a fluorescent film formed on an inner surface, a tension mask frame assembly installed in the panel and including a frame including a pair of first and second support members separated a predetermined distance from each other, and first and second elastic members installed between the first and second support members to support the first and second support members and having support portions fixed at the first and second support members and a connection portion to connect the support portions, a mask having electron beam passing holes formed therein and installed such that a tension is applied to the first and second support members, and a correction unit installed at the first and second support members or support portions between the connection portion and the mask, to correct a mis-landing of an electron beam due to thermal expansion of the mask and the frame.Type: GrantFiled: October 11, 2002Date of Patent: February 28, 2006Assignee: Samsung SDI Co., Ltd.Inventors: Jun-kyo In, Dong-hwan Kim, Kuen-dong Ha, Joon-soo Bae, Du-seob Aum, Nozomu Arimoto
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Publication number: 20050285499Abstract: A cathode ray tube includes a panel with inner and outer surfaces, a funnel connected to the panel, a neck connected to the rear of the funnel, and a shadow mask mounted within the panel. The inner surface of the panel satisfies the following condition: 0.2?Px?0.4, 0.3?Py?0.Type: ApplicationFiled: June 21, 2005Publication date: December 29, 2005Inventors: Do-Hun Pyun, Sung-Hun Ji, Yeun-Gil Choi, Soon-Dong Jeong, Joon-Soo Bae