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公开(公告)号：US20240338083A1
公开(公告)日：2024-10-10
申请号：US18748222
申请日：2024-06-20
发明人： Hyeong Jun KIM , Jeen Gi KIM , In Sik JEE
IPC分类号： G06F3/01 , G06F3/02 , H01H13/7065 , H02K33/02
CPC分类号： G06F3/016 , G06F3/0202 , H01H13/7065 , H02K33/02
摘要： The present invention relates to a tactile keyboard and a tactile input device. The tactile keyboard according to the present invention, which includes a plurality of keys, comprises a base portion providing a region on which the plurality of keys are arranged, wherein at least one of the keys comprises: a magnetic field generator which is arranged on the base portion; a cap portion which provides one surface so that a user comes in contact with the surface to apply an external force; an elastic portion which is disposed between the base portion and the cap portion and elastically supports the cap portion; and a motion portion which is at least partially connected to the cap portion and includes an elastic material, in which magnetic particles are distributed in a matrix.
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公开(公告)号：US12080155B2
公开(公告)日：2024-09-03
申请号：US18330388
申请日：2023-06-07
发明人： Hyeong Jun Kim , Jong Hun Lee , In Sik Jee
CPC分类号： G08B6/00 , G06F3/016 , G06F3/165 , G10L21/06 , H04R3/00 , H04S7/30 , H04R2420/07 , H04R2430/01
摘要： Provided is a haptic device including a medium for receiving a digital sound signal from a portable terminal, a digital-to-analog converter (DAC) for receiving the digital sound signal from the medium and converting the digital sound signal into an analog signal, a sound outputter for receiving the analog signal and outputting sound, and a haptic actuator driven by receiving the analog signal.
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公开(公告)号：US11914779B2
公开(公告)日：2024-02-27
申请号：US17298596
申请日：2019-11-07
发明人： Hyeong Jun Kim , Jong Hun Lee
CPC分类号： G06F3/016 , G06F3/0416 , G06F3/16 , H05B45/20
摘要： An apparatus and method for generating and reproducing pattern data is provided. The apparatus for generating pattern data includes an input data reception unit for receiving input data according to a user selection; a controller for determining pattern information on the basis of the input data and generating pattern data including the determined pattern information, and a communication unit for transmitting the generated pattern data to the apparatus for reproducing pattern data.
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公开(公告)号：US11847262B2
公开(公告)日：2023-12-19
申请号：US16614491
申请日：2017-11-14
发明人： Hyeong Jun Kim , Ki Suk Son , Jong Hun Lee
摘要： An apparatus and a method for providing a haptic control signal of a haptic device are disclosed. The apparatus for providing a haptic control signal of a haptic device comprises: a haptic pattern data determination unit for determining haptic pattern data on the basis of at least one of an audio signal and an additional effect signal; a haptic control signal generation unit for generating a haptic control signal for controlling a vibration operation of the haptic device on the basis of the haptic pattern data; and a transmission unit for transmitting the haptic control signal to the haptic device.
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公开(公告)号：US20230253135A1
公开(公告)日：2023-08-10
申请号：US17251818
申请日：2020-11-06
发明人： Hyeong Jun KIM , Yoon Koo KIM , Jeong Hoon KIM , Woun Ho CHOI
摘要： The present invention relates to a magnetorheological fluid and a manufacturing method thereof. The magnetorheological fluid according to the present invention includes: a dispersion medium; magnetic particles; and a thixotropic agent, in which the magnetorheological fluid has viscoelasticity, and when shear stress τ of the viscoelasticity of the magnetorheological fluid is τ = τ0sin(wt) and shear strain γ is γ = γ0sin(wt + δ) = G′sin(wt) + G″cos [G′ is referred to storage modulus and G″ is referred to as loss modulus], when a magnetic field is applied, the slope of G″ is equal to or less than 0 for the range from 0.01% shear strain applied to the magnetorheological fluid to the shear strain value satisfying tan δ = G″ / G′= 1.
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公开(公告)号：US20230001949A1
公开(公告)日：2023-01-05
申请号：US17901176
申请日：2022-09-01
发明人： Seoung Hun Do , Hyeong Jun Kim
IPC分类号： B60W50/16 , A44C5/00 , G01C21/36 , G06F1/16 , G06F3/01 , H04M19/04 , G01C21/26 , G08B6/00 , B60W30/12 , G08G1/16
摘要： The present invention relates to a haptic information provision device. The haptic information provision device (100) according to the present invention comprises: a receiver (120) for receiving external notification information; a controller (130) for converting the notification information to a haptic signal; and an operation unit (110) for transferring haptic information to a user according to the haptic signal, wherein the operation unit (110) includes a plurality of operation units (110a-110j), the respective operation units (110a-110j) operating in response to different notification information and thus transferring different haptic information to the user.
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公开(公告)号：US11382199B2
公开(公告)日：2022-07-05
申请号：US16613860
申请日：2017-10-12
发明人： Hyeong Jun Kim , Jong Hun Lee , Ki Suk Son
摘要： A control apparatus and method for controlling a haptic device are disclosed. The control apparatus can comprise: a haptic pattern data generation unit for generating first haptic pattern data corresponding to a bit pattern of content; a wireless data generation unit for generating wireless data including the first haptic pattern data and identification data of at least one target haptic device by which the first haptic pattern data is to be received; and a wireless data transmission unit for transmitting the generated wireless data through an antenna.
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公开(公告)号：US20220020300A1
公开(公告)日：2022-01-20
申请号：US17489823
申请日：2021-09-30
发明人： Hyeong Jun KIM , Jong Hun LEE , Min Kyu CHOI
摘要： The purpose of the present invention is to provide a magnetic fluid display in which a magnetic fluid moves in response to a magnetic field and which may display a unique visual image according to the meeting and parting of the magnetic fluid. A magnetic fluid display according to the present invention comprises: a display unit including a transparent liquid into which a magnetic fluid is injected; and a magnetic field generating unit for applying a magnetic field to the magnetic fluid at a rear surface of the display unit. When the magnetic field is applied, the magnetic fluid moves in the transparent liquid in a directional manner, so that an image may be displayed on the display unit.
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公开(公告)号：US20210383660A1
公开(公告)日：2021-12-09
申请号：US17403879
申请日：2021-08-17
发明人： Hyeong Jun KIM , Myung Sun PARK , Jong Hun LEE , Cheol Hee LEE
摘要： A curved haptic actuator according to an embodiment may comprise: a housing having a receiving space and having a shape where the receiving space and an outer appearance thereof are bent outward; a vibration unit disposed in the receiving space, being movable along the longitudinal direction of the housing, and having a shape bent upward; elastic bodies connected to an inner wall of the housing and both sides of the vibration unit; and a magnetic field generation unit which is installed on the inner wall of the housing and generates a magnetic field and applies the magnetic field to the vibration unit.
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公开(公告)号：US20210375105A1
公开(公告)日：2021-12-02
申请号：US17057291
申请日：2019-09-06
发明人： Hyeong Jun KIM , Jong Hun LEE , In Sik JEE
摘要： Provided is a haptic device including a medium for receiving a digital sound signal from a portable terminal, a digital-to-analog converter (DAC) for receiving the digital sound signal from the medium and converting the digital sound signal into an analog signal, a sound outputter for receiving the analog signal and outputting sound, and a haptic actuator driven by receiving the analog signal.
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