Patents by Inventor Ho-Soo Seo
Ho-Soo Seo 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: 20240075853Abstract: An apparatus of tilting a seat cushion of a vehicle, includes a tilting motor, a pinion gear, a sector gear, and a tilting link which perform the tilting operation of the seat cushion and exert a binding force in a tilted state of the seat cushion and are provided to be connected to both of one side and the other side of a seat cushion frame, and has two sector gears positioned on left and right sides and connected to each other by a connection bar so that, by strengthening a binding force of the front portion of the seat cushion, it is possible to secure the safety of passengers in the event of a collision.Type: ApplicationFiled: April 13, 2023Publication date: March 7, 2024Applicants: Hyundai Motor Company, Kia Corporation, DAS CO., LTD, Faurecia Korea, Ltd., Hyundai Transys Inc.Inventors: Sang Soo LEE, Mu Young KIM, Sang Hark LEE, Ho Suk JUNG, Sang Do PARK, Chan Ho JUNG, Dong Hoon LEE, Hea Yoon KANG, Deok Soo LIM, Seung Pil JANG, Seon Ho KIM, Jong Seok YUN, Hyo Jin KIM, Dong Gyu SHIN, Jin Ho SEO, Young Jun KIM, Taek Jun NAM
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Patent number: 9553552Abstract: An amplifying module having one input terminal and one output terminal and passing an antenna signal input through the input terminal towards the output terminal. The amplifying module includes a first switch connected to the input terminal, a plurality of filters selectable by the first switch, a plurality of amplifiers respectively connected to the plurality of filters and amplifying a signal that has passed through the filters, and a second switch for connecting the amplified signal to the output terminal.Type: GrantFiled: July 16, 2015Date of Patent: January 24, 2017Assignee: Samsung Electronics Co., Ltd.Inventors: Jae Hoon Lee, Ho Soo Seo
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Patent number: 9389264Abstract: An apparatus and method for preventing erroneous detection of a jack is provided. The apparatus includes a detection terminal configured to detect whether a jack plug of an earphone is inserted into the jack, a comparator configured to compare a voltage input from the detection terminal with a predetermined reference voltage and provide a comparison result signal to a baseband module, a resistor with a certain resistance value, being interposed between the detection terminal and the comparator to keep a voltage of a high signal not to be lowered than the predetermined reference voltage when the jack is conducted due to conductive particles flowed into the jack.Type: GrantFiled: May 3, 2013Date of Patent: July 12, 2016Assignee: Samsung Electronics Co., Ltd.Inventors: Ho-Soo Seo, Mu-Sul Kim, Jung-Hyeong Lee
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Publication number: 20160020738Abstract: An amplifying module having one input terminal and one output terminal and passing an antenna signal input through the input terminal towards the output terminal. The amplifying module includes a first switch connected to the input terminal, a plurality of filters selectable by the first switch, a plurality of amplifiers respectively connected to the plurality of filters and amplifying a signal that has passed through the filters, and a second switch for connecting the amplified signal to the output terminal.Type: ApplicationFiled: July 16, 2015Publication date: January 21, 2016Inventors: Jae Hoon LEE, Ho Soo SEO
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Publication number: 20130293240Abstract: An apparatus and method for preventing erroneous detection of a jack is provided. The apparatus includes a detection terminal configured to detect whether a jack plug of an earphone is inserted into the jack, a comparator configured to compare a voltage input from the detection terminal with a predetermined reference voltage and provide a comparison result signal to a baseband module, a resistor with a certain resistance value, being interposed between the detection terminal and the comparator to keep a voltage of a high signal not to be lowered than the predetermined reference voltage when the jack is conducted due to conductive particles flowed into the jack.Type: ApplicationFiled: May 3, 2013Publication date: November 7, 2013Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Ho-Soo Seo, Mu-Sul Kim, Jung-Hyeong Lee
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Publication number: 20130043739Abstract: The present disclosure provides an apparatus and a method for preventing an Intermediate Frequency (IF) connector from being corroded in a portable terminal. The apparatus may comprise an IF connector and a load switch that is mounted in a main board. The load switch is configured to communicate with the IF connector and to prevent a reverse voltage from being applied to the IF connector.Type: ApplicationFiled: July 30, 2012Publication date: February 21, 2013Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Bo-Ram Kim, Ho-Soo Seo, Seong-Cheol Kim
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Publication number: 20100124945Abstract: A mobile terminal includes a touch screen panel installed in an upper surface of a display unit formed in an upper surface of the mobile terminal. The touch screen panel includes an upper panel and a lower panel disposed opposite each other; and a detection unit installed in the touch screen panel beneath the lower panel thereof. The detection unit detects an approach of an external object and for determining whether to allow or invalidate an input of a manipulation instruction from a user through the touch screen panel. A portion of lower panel of the touch screen panel is not included in a portion of the touch screen panel at which the detection unit is positioned. Thereby, diffused reflection of light around the detection sensor can be reduced, thereby preventing an erroneous operation of the detection unit when detecting the approach of an external object.Type: ApplicationFiled: November 16, 2009Publication date: May 20, 2010Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jae Soon Hwang, Ho Soo Seo
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Patent number: 7706761Abstract: The present invention relates to a power amplifying circuit of a mobile terminal and, more particularly, to a voltage gain control circuit in a mobile terminal which is capable of acquiring a variable voltage gain. The present invention includes a transceiver controller to produce a voltage gain control signal and transforming analog and digital signals; a first driving voltage controller for generating a reference voltage for a predetermined voltage gain according to the voltage gain control signal; a DC voltage transformer for transforming source voltage into a first driving voltage according to the reference voltage of the first driving voltage controller; a second driving voltage controller for generating a second driving voltage according to the voltage gain control signal; and a power amplifier for generating a predetermined voltage gain according to the first driving voltage supplied by the DC voltage transformer and the second driving voltage supplied by the second driving voltage controller.Type: GrantFiled: August 12, 2005Date of Patent: April 27, 2010Assignee: Samsung Electronics Co., LtdInventor: Ho-Soo Seo
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Patent number: 7535119Abstract: A power control apparatus of a complex terminal is disclosed that includes a DC/DC converter for outputting an auxiliary power supplied from an auxiliary battery after adjusting a level of voltage of the auxiliary power to a required input voltage level of the complex terminal; a second voltage sensor for measuring voltage of a main power outputted from a main battery, and controlling the auxiliary power of the auxiliary battery to be inputted to the DC/DC converter before the measured voltage of the main power becomes lower than a predetermined voltage; and a first voltage sensor for interrupting supply of the main power from the main battery to the complex terminal and controlling the auxiliary power outputted from the DC/DC converter to be supplied to the complex terminal, when the measured voltage of the main power becomes lower than the predetermined voltage.Type: GrantFiled: August 20, 2004Date of Patent: May 19, 2009Assignee: Samsung Electronics Co., LtdInventor: Ho-Soo Seo
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Patent number: 7280856Abstract: A portable terminal having a tuner for changing an antenna radiation pattern is disclosed. In the portable terminal, a main body has a main body PCB and a main body ground defined in the main body PCB. A folder is rotatably connected to the main body by a hinge device. An antenna device is provided at an upper end of the main body. The tuner is formed at a predetermined position of the main body in the vicinity of the antenna device, for changing a current distribution of the main body and thus changing an antenna radiation pattern of the portable terminal.Type: GrantFiled: April 29, 2004Date of Patent: October 9, 2007Assignee: Samsung Electronics Co., Ltd.Inventors: Jung-Ho Park, Wan-Jin Choi, Seonk-Kyeng Kim, Ho-Soo Seo, Won-Chan Kim, Jae-Joon Choi, Taig-Jong Yoo
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Patent number: 7183986Abstract: The present invention relates to a device and method for improving a radiation pattern of a built-in antenna in a folder-typed mobile wireless terminal that has a main body having the RF board installed with a built-in antenna, a sub-body to be opened and closed at an angle from the main body, and a hinge module configured to open and close the sub-body. The device includes a conductive ground means installed in the sub-body at a portion adjacent to the built-in antenna, for minimizing a radiation pattern difference of the built-in antenna between the opening and closing of the sub-body, thereby increasing reliability of the terminal.Type: GrantFiled: July 15, 2005Date of Patent: February 27, 2007Assignee: Samsung Electronics Co., Ltd.Inventors: Ho-Soo Seo, Taig-Jong Yoo, Jae-Joon Choi
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Publication number: 20060046667Abstract: The present invention relates to a power amplifying circuit of a mobile terminal and, more particularly, to a voltage gain control circuit in a mobile terminal which is capable of acquiring a variable voltage gain. The present invention includes a transceiver controller to produce a voltage gain control signal and transforming analog and digital signals; a first driving voltage controller for generating a reference voltage for a predetermined voltage gain according to the voltage gain control signal; a DC voltage transformer for transforming source voltage into a first driving voltage according to the reference voltage of the first driving voltage controller; a second driving voltage controller for generating a second driving voltage according to the voltage gain control signal; and a power amplifier for generating a predetermined voltage gain according to the first driving voltage supplied by the DC voltage transformer and the second driving voltage supplied by the second driving voltage controller.Type: ApplicationFiled: August 12, 2005Publication date: March 2, 2006Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventor: Ho-Soo Seo
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Publication number: 20060022878Abstract: The present invention relates to a device and method for improving a radiation pattern of a built-in antenna in a folder-typed mobile wireless terminal that has a main body having the RF board installed with a built-in antenna, a sub-body to be opened and closed at an angle from the main body, and a hinge module configured to open and close the sub-body. The device includes a conductive ground means installed in the sub-body at a portion adjacent to the built-in antenna, for minimizing a radiation pattern difference of the built-in antenna between the opening and closing of the sub-body, thereby increasing reliability of the terminal.Type: ApplicationFiled: July 15, 2005Publication date: February 2, 2006Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Ho-Soo Seo, Taig-Jong Yoo, Jae-Joon Choi
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Patent number: 6937675Abstract: Disclosed is an apparatus for improving an intermodulation distortion characteristic by controlling a gain of an attenuator in a CDMA mobile terminal. The apparatus includes a converter for passing input signal components except an IF signal component, amplifying the passed input signal to a specific level, converting the amplified signal to a DC signal, comparing the DC signal with first and second thresholds, and generating a control signal for controlling an operating point of the attenuator by synthesizing the compared result signals.Type: GrantFiled: March 22, 2001Date of Patent: August 30, 2005Assignee: Samsung Electronics Co., LTDInventor: Ho-Soo Seo
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Publication number: 20050041352Abstract: Disclosed is a power control apparatus of a complex terminal which includes a main battery and an auxiliary battery. The power control apparatus includes: a DC/DC converter for outputting an auxiliary power supplied from the auxiliary battery after adjusting a level of voltage of the auxiliary power to a required input voltage level of the complex terminal; a second voltage sensor for measuring voltage of a main power outputted from the main battery, and controlling the auxiliary power of the auxiliary battery to be inputted to the DC/DC converter before the measured voltage of the main power becomes lower than a predetermined voltage; and a first voltage sensor for interrupting supply of the main power from the main battery to the complex terminal and controlling the auxiliary power outputted from the DC/DC converter to be supplied to the complex terminal, when the measured voltage of the main power becomes lower than the predetermined voltage.Type: ApplicationFiled: August 20, 2004Publication date: February 24, 2005Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventor: Ho-Soo Seo
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Publication number: 20040204027Abstract: A portable terminal having a tuner for changing an antenna radiation pattern is disclosed. In the portable terminal, a main body has a main body PCB and a main body ground defined in the main body PCB. A folder is rotatably connected to the main body by a hinge device. An antenna device is provided at an upper end of the main body. The tuner is formed at a predetermined position of the main body in the vicinity of the antenna device, for changing a current distribution of the main body and thus changing an antenna radiation pattern of the portable terminal.Type: ApplicationFiled: April 29, 2004Publication date: October 14, 2004Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jung-Ho Park, Wan-Jin Choi, Seonk-Kyeng Kim, Ho-Soo Seo, Won-Chan Kim, Jae-Joon Choi, Taig-Jong Yoo
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Publication number: 20030206576Abstract: Disclosed is an apparatus for improving an intermodulation distortion characteristic by controlling a gain of an attenuator in a CDMA mobile terminal. The apparatus includes a converter for passing input signal components except an IF signal component, amplifying the passed input signal to a specific level, converting the amplified signal to a DC signal, comparing the DC signal with first and second thresholds, and generating a control signal for controlling an operating point of the attenuator by synthesizing the compared result signals.Type: ApplicationFiled: March 22, 2001Publication date: November 6, 2003Applicant: SAMSUNG ELECTRONICS CO., LTDInventor: Ho-Soo Seo
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Patent number: 6552516Abstract: A regulator system and method for controlling the level of an output voltage. The regulator system comprises a regulator, enabled in response to an enable signal, for converting a level of an input signal into a predetermined value and providing a first output signal, a smoother for smoothing the first output signal from the regulator and providing the smoothed signal as a second output signal, and an enable signal generator for generating an initial version of the enable signal to control an enable period of the regulator so that the second output signal has a target level and adjusting an enable active period of the initial version of the enable signal to generate a new version of the enable signal when a level of the second output signal associated with the initial version of the enable signal is different from the target level.Type: GrantFiled: June 27, 2002Date of Patent: April 22, 2003Assignee: Samsung Electronics, Co., Ltd.Inventors: Byung-Hun Hwang, Dong-In Ha, Ho-Soo Seo, Hyung-Suk Kim
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Publication number: 20030030418Abstract: A regulator system and method for controlling the level of an output voltage. The regulator system comprises a regulator, enabled in response to an enable signal, for converting a level of an input signal into a predetermined value and providing a first output signal, a smoother for smoothing the first output signal from the regulator and providing the smoothed signal as a second output signal, and an enable signal generator for generating an initial version of the enable signal to control an enable period of the regulator so that the second output signal has a target level and adjusting an enable active period of the initial version of the enable signal to generate a new version of the enable signal when a level of the second output signal associated with the initial version of the enable signal is different from the target level.Type: ApplicationFiled: June 27, 2002Publication date: February 13, 2003Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Byung-Hun Hwang, Dong-In Ha, Ho-Soo Seo, Hyung-Suk Kim
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Patent number: 6198440Abstract: A dual band antenna for a radio terminal consists of a retractable whip antenna and a helical antenna with irregular pitches, wherein the whip antenna is independent of the helical antenna. The helical antenna includes first and second helical portions having first and second pitches, respectively and the first and second helical portions are operable at different frequency bands independently. The whip antenna includes a conductive core line, a conductive substance covering a first portion of the conductive core line to serve as a choke and an isolation element extending from an upper end of the conductive core line, for filling a gap between the conductive core line and the conductive substance. Here, only the first portion of the conductive core line is operable at a first frequency band and the entire conductive core line is operable at a second frequency. A fixing element fixes the helical antenna and the whip antenna to the radio terminal.Type: GrantFiled: February 19, 1999Date of Patent: March 6, 2001Assignee: Samsung Electronics Co., Ltd.Inventors: Dong-In Ha, Ho-Soo Seo, Seong-Joong Kim, Alexandre Goudelev, Konstantin Krylov