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公开(公告)号:US20190020311A1
公开(公告)日:2019-01-17
申请号:US15637286
申请日:2017-06-29
发明人: Jongchan Kang , Ara K. Kurdoghlian
CPC分类号: H03D7/1441 , H03B19/14 , H03D7/1458 , H03D7/1466 , H03D9/0675 , H03D2200/0088 , H04B1/0475
摘要: A unit cell for a resistive mixer includes a plurality of active devices arranged in series, wherein each of said plurality of active devices having a different output conductance. A resistive mixer includes a plurality of active devices connected in series with one another to form a unit cell.
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公开(公告)号:US09893401B2
公开(公告)日:2018-02-13
申请号:US14554995
申请日:2014-11-26
发明人: Jongchan Kang , Hasan Sharifi , Eric M. Prophet
摘要: A multi-port active circulator where each of a plurality of FET transistors has (i) a gate connected to an associated port of the multi-port active circulator via a capacitor of an associated one of a plurality of first RF chokes, each of the first RF chokes being connected to a gate of an associated FET transistor of said plurality of transistors, the associated port of said associated FET transistor and to a power supply bias connection; (ii) a source connected to a common point; and (iii) a drain connected to the gate of the same FET transistor by a feedback circuit and connected to the gate of a neighboring FET transistor via a capacitor of one of a plurality of second RF chokes, each of which coupling gates and drains of neighboring FET transistors via capacitors thereof and being connected to another power supply bias connection.
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公开(公告)号:US11525878B1
公开(公告)日:2022-12-13
申请号:US16950724
申请日:2020-11-17
发明人: Yeong Yoon , Jongchan Kang
IPC分类号: H01L27/18 , G01R33/3815 , H01L39/24 , H01F6/00
摘要: A superconductor magnetic field effect transistor. The superconductor magnetic field effect transistor may include a sheet of a superconducting material; and a solenoid. The sheet may be substantially flat, and the solenoid may include a plurality of turns, each of the turns being substantially parallel to the sheet. The superconducting material may be a type-II superconducting material.
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公开(公告)号:US09880148B1
公开(公告)日:2018-01-30
申请号:US15478129
申请日:2017-04-03
发明人: Kyung-Ah Son , Jeong-Sun Moon , Zhiwei A. Xu , Brian N. Limketkai , Jongchan Kang , Tahir Hussain
IPC分类号: A61N1/00 , G01N33/483 , C23C16/455 , C23C16/56 , C23C16/26 , H01L21/04 , H01L21/02
CPC分类号: G01N33/4836 , A61B5/0478 , A61B5/6868 , A61B2562/0209 , A61B2562/028 , A61B2562/046 , A61N1/0531 , A61N1/36125 , A61N1/37229 , A61N1/3787 , C23C16/26 , C23C16/45525 , C23C16/56 , H01L21/02527 , H01L21/0262 , H01L21/042 , H01L21/044
摘要: A neuroelectric sensor and stimulator system includes a first antenna, a reader coupled to the first antenna for transmitting stimulation controls and power to a second antenna, and for receiving sensor data transmitted from the second antenna via the first antenna, and at least one neuroelectric sensor stimulator array including the second antenna, a rectifier coupled to the second antenna for extracting power transmitted from the first antenna, a controller coupled to the second antenna for decoding controls transmitted from the first antenna to the second antenna for the neuroelectric sensor stimulator array, a plurality of sensors, a multiplexer coupled to the controller and to the plurality of sensors for selecting a single sensor, and a plurality of stimulators coupled to the controller for stimulating neurons, wherein the rectifier, the controller, the plurality of sensors, the multiplexer, and the plurality of stimulators include graphene.
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公开(公告)号:US09641156B1
公开(公告)日:2017-05-02
申请号:US14949044
申请日:2015-11-23
发明人: Jongchan Kang , Hasan Sharifi , Eric M. Prophet
CPC分类号: H03H11/38 , H03K17/693
摘要: A multi-port active circulator includes a plurality of cascode circuits coupled to one another in a ring. Each respective cascode circuit of the plurality of cascode circuits is coupled to a respective port of a plurality of ports. Each respective cascode circuit includes a common source transistor, a common gate transistor coupled to the common source transistor, and a feedback circuit coupled from the common gate transistor to the common source transistor. Each common source transistor of each respective cascode circuit is coupled to a common junction point.
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公开(公告)号:US11323072B1
公开(公告)日:2022-05-03
申请号:US17331485
申请日:2021-05-26
发明人: Jongchan Kang , Ara K. Kurdoghlian
摘要: A unit cell for a resistive mixer includes a plurality of active devices arranged in series, wherein each of said plurality of active devices having a different output conductance. A resistive mixer includes a plurality of active devices connected in series with one another to form a unit cell.
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公开(公告)号:US11063560B1
公开(公告)日:2021-07-13
申请号:US16697126
申请日:2019-11-26
发明人: Jongchan Kang , Ara K. Kurdoghlian
摘要: A unit cell for a resistive mixer includes a plurality of active devices arranged in series, wherein each of said plurality of active devices having a different output conductance. A resistive mixer includes a plurality of active devices connected in series with one another to form a unit cell.
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公开(公告)号:US10056340B1
公开(公告)日:2018-08-21
申请号:US15346155
申请日:2016-11-08
发明人: Hasan Sharifi , Keisuke Shinohara , Mary C. Montes , Charles McGuire , Wonill Ha , Jason May , Hooman Kazemi , Jongchan Kang , Robert G. Nagele
IPC分类号: H01L23/00 , H01L23/66 , H01L21/683 , H01L21/311 , H01L23/12
CPC分类号: H01L23/66 , H01L21/31111 , H01L21/6835 , H01L21/6836 , H01L23/12 , H01L23/367 , H01L23/49838 , H01L23/4985 , H01L23/5387 , H01L24/80 , H01L2221/68327 , H01L2221/6834 , H01L2221/68345 , H01L2223/6672
摘要: An electronic circuit comprising: an integrated circuit chip, the integrated circuit chip having a top face; portions of the top face of the chip being covered by a first metal layer electrically connected to the integrated circuit; and a dialectic layer formed on the top face of the chip beside and on top of said first metal layer; wherein the dielectric layer extends parallel to the top face of the chip beyond the edges of the chip, the first metal layer extending in the dielectric layer beyond the edges of the chip; and wherein portions of a top surface of the dielectric layer are covered by a second metal layer, portions of the first and second metal layers being electrically connected through the dielectric layer.
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公开(公告)号:US09662498B1
公开(公告)日:2017-05-30
申请号:US14669794
申请日:2015-03-26
申请人: HRL LABORATORIES LLC
发明人: Kyung-Ah Son , Jeong-Sun Moon , Zhiwei A. Xu , Brian N. Limketkai , Jongchan Kang , Tahir Hussain
CPC分类号: G01N33/4836 , A61B5/0478 , A61B5/6868 , A61B2562/0209 , A61B2562/028 , A61B2562/046 , A61N1/0531 , A61N1/36125 , A61N1/37229 , A61N1/3787 , C23C16/26 , C23C16/45525 , C23C16/56 , H01L21/02527 , H01L21/0262 , H01L21/042 , H01L21/044
摘要: A neuroelectric sensor and stimulator system includes a first antenna, a reader coupled to the first antenna for transmitting stimulation controls and power to a second antenna, and for receiving sensor data transmitted from the second antenna via the first antenna, and at least one neuroelectric sensor stimulator array including the second antenna, a rectifier coupled to the second antenna for extracting power transmitted from the first antenna, a controller coupled to the second antenna for decoding controls transmitted from the first antenna to the second antenna for the neuroelectric sensor stimulator array, a plurality of sensors, a multiplexer coupled to the controller and to the plurality of sensors for selecting a single sensor, and a plurality of stimulators coupled to the controller for stimulating neurons, wherein the rectifier, the controller, the plurality of sensors, the multiplexer, and the plurality of stimulators include graphene.
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公开(公告)号:US11054598B1
公开(公告)日:2021-07-06
申请号:US16681596
申请日:2019-11-12
发明人: Daniel Yap , Jongchan Kang
摘要: An optical transmitter includes a superconducting driver circuit including at least one Josephson junction, the superconducting driver circuit having a voltage output and having a connection to a circuit ground, a first bias circuit coupled to the voltage output of the superconducting driver circuit, a second bias circuit, wherein the second bias circuit establishes a positive bias voltage relative to the circuit ground, and an electro-optic device having a first end and a second end, wherein the first end of the electro-optic device is coupled to the voltage output of the superconducting driver circuit, and wherein the second end of the electro-optic device is coupled to the second bias circuit.
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