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1. 发明授权

US10153765B2 Signal generation device 有权
公开(公告)号：US10153765B2
公开(公告)日：2018-12-11
申请号：US15411429
申请日：2017-01-20
申请人： Panasonic Corporation
发明人： Osamu Tabata , Shuichi Nagai , Yasufumi Kawai
IPC分类号： H03K17/687 , H01F38/14 , G08C17/00 , H01F19/08 , H02M5/02
摘要： A signal generation device, including: an insulation element having transmission and reception units, and isolatedly transmitting an input wave introduced to the transmission unit, to thereby output an output wave from the reception unit; a power unit generating a voltage according to the output wave; a terminal having an output signal corresponding to the voltage; a generation unit generating a control signal; an insulation unit isolatedly transmitting the control signal, and generating a drive signal according to the control signal; a selection unit selecting whether to output the output signal to the terminal, according to the drive signal; a detection unit generating a detection signal indicating the state of the output signal, according to a detection wave obtained from the transmission unit; and a control signal adjustment unit adjusting the control signal according to the detection signal, the output signal being adjusted according to the adjustment of the control signal.

2. 发明授权

US09184723B2 Electromagnetic resonance coupler 有权
标题翻译：电磁共振耦合器
公开(公告)号：US09184723B2
公开(公告)日：2015-11-10
申请号：US14224119
申请日：2014-03-25
申请人： Panasonic Corporation
发明人： Shuichi Nagai , Susumu Maruno
IPC分类号： H01P7/10 , H03H7/48 , H01P5/02 , H01P5/22 , H01F38/14 , H01P7/00
CPC分类号： H03H7/48 , H01F38/14 , H01P5/028 , H01P5/222
摘要： An electromagnetic resonance coupler includes: a transmitting resonator provided on a transmission substrate and having an open loop shape having an opening, first wiring provided on the transmission substrate and connected to a first connection point on the transmitting resonator, a receiving resonator provided on a reception substrate, second wiring provided on the reception substrate and connected to a second connection point on the receiving resonator, and third wiring provided on the reception substrate and connected to a third connection point on the receiving resonator. When viewed in a direction perpendicular to a main surface of the transmission substrate, the transmission substrate and the reception substrate face each other so that the transmitting resonator and the receiving resonator are symmetric about a point and have matching contours.
摘要翻译：电磁谐振耦合器包括：发射谐振器，设置在传输基板上，具有开环形状，具有开口，第一布线设置在传输基板上并连接到发射谐振器上的第一连接点;接收谐振器，设置在接收端基板，设置在接收基板上并连接到接收谐振器上的第二连接点的第二布线，以及设置在接收基板上并连接到接收谐振器上的第三连接点的第三布线。当从垂直于透射基板的主表面的方向观察时，透射基板和接收基板彼此面对，使得发射谐振器和接收谐振器关于点对称并且具有匹配的轮廓。

3. 发明授权

US08729983B2 Resonance coupler 有权
标题翻译：共振耦合器
公开(公告)号：US08729983B2
公开(公告)日：2014-05-20
申请号：US14063399
申请日：2013-10-25
申请人： Panasonic Corporation
发明人： Shuichi Nagai
IPC分类号： H01P7/00 , H01L41/00
CPC分类号： H01P5/028 , H01P1/20381 , H01P5/187 , H04B5/00
摘要： A resonance coupler includes transmission-side resonant wiring provided on a transmission substrate and connected to a transmission ground between a connection point of first transmission wiring to the transmission-side resonant wiring and a connection point of second transmission wiring to the transmission-side resonant wiring, and reception-side resonant wiring provided on a reception substrate and connected to a reception ground between a connection point of first reception wiring to the reception-side resonant wiring and a connection point of second reception wiring to reception-side resonant wiring. When viewed in a direction perpendicular to a main surface of the transmission substrate, the transmission substrate and the reception substrate are provided facing each other so that the transmission-side resonant wiring and the reception-side resonant wiring are symmetric about a point and have matching contours.
摘要翻译：谐振耦合器包括设置在传输基板上并连接到第一传输线与传输侧谐振布线的连接点与第二传输线到传输侧谐振布线的连接点之间的传输接地的发送侧谐振线路以及设置在接收基板上并连接到第一接收布线与接收侧谐振布线的连接点与第二接收布线到接收侧谐振布线的连接点之间的接收地的接收侧谐振布线。当在与传输基板的主表面垂直的方向上观察时，传输基板和接收基板彼此相对地设置，使得传输侧谐振布线和接收侧谐振布线关于点对称并具有匹配轮廓。

4. 发明授权

US08866516B2 Gate drive circuit 有权
标题翻译：门驱动电路
公开(公告)号：US08866516B2
公开(公告)日：2014-10-21
申请号：US14062950
申请日：2013-10-25
申请人： Panasonic Corporation
发明人： Shuichi Nagai , Daisuke Ueda , Nobuyuki Otsuka
IPC分类号： H03K17/06 , H02M1/08 , H03K17/04 , H03K17/691 , H03K17/0412
CPC分类号： H03K17/04 , H01L2224/48137 , H01L2924/1305 , H01L2924/13055 , H02M1/08 , H03K17/04123 , H03K17/691 , H01L2924/00
摘要： A gate drive circuit includes: an input port for receiving a control signal; an output port; a capacitor connected to the output port; a modulation unit which generates (i) a first modulated signal indicating timing of a first logical value of the control signal and (ii) a second modulated signal indicating timing of at least a second logical value of the control signal; a first electromagnetic resonance coupler which wirelessly transmits the first modulated signal; a second electromagnetic resonance coupler which wirelessly transmits the second modulated signal; a first rectifier circuit which generates a first demodulated signal by demodulating the first modulated signal, and outputs the first demodulated signal to the output port; and a second rectifier circuit which generates a second demodulated signal by demodulating the second modulated signal, and outputs the second demodulated signal to the output port.
摘要翻译：栅极驱动电路包括：用于接收控制信号的输入端口; 输出端口连接到输出端口的电容器; 调制单元，其生成指示所述控制信号的第一逻辑值的定时的第一调制信号和（ii）指示所述控制信号的至少第二逻辑值的定时的第二调制信号; 第一电磁共振耦合器，其无线发送第一调制信号; 无线发送第二调制信号的第二电磁谐振耦合器; 第一整流电路，通过解调第一调制信号产生第一解调信号，并将第一解调信号输出到输出端口; 以及第二整流电路，通过解调第二调制信号来产生第二解调信号，并将第二解调信号输出到输出端口。

5. 发明授权

US08552821B2 Electromagnetic resonance coupler 有权
公开(公告)号：US08552821B2
公开(公告)日：2013-10-08
申请号：US13760412
申请日：2013-02-06
申请人： Panasonic Corporation
发明人： Shuichi Nagai
IPC分类号： H01P7/00 , H01L41/00
CPC分类号： H03H2/005 , H01F38/14 , H01P1/2013 , H01P5/028 , H01P7/084 , H01P7/086 , H04B5/0031 , H04B5/0037 , H04B5/0075
摘要： An electromagnetic resonance coupler includes a transmission resonator provided on the transmission substrate and having a shape obtained by opening a loop shape including an inwardly recessed portion in part to make a transmission resonator slit, transmission wiring connected to the transmission resonator, a reception substrate, a reception resonator provided on the reception substrate and having the same size and shape as the transmission resonator, and reception wiring connected to the reception resonator. The transmission and reception resonators are symmetric with respect to a point and face each other so that their contours match. In the transmission resonator, at least part of wiring constituting the recessed portion is close to wiring other than the at least part of wiring at a distance less than or equal to four times the wiring width of the transmission resonator.

6. 发明申请

US20210111590A1 ELECTROMAGNETIC RESONANCE COUPLER AND GATE DRIVE CIRCUIT USING SAME, AND SIGNAL TRANSMISSION DEVICE 有权
公开(公告)号：US20210111590A1
公开(公告)日：2021-04-15
申请号：US16496710
申请日：2018-02-19
申请人： Panasonic Corporation
发明人： Yasufumi Kawai , Songbaek Choe , Shingo Enomoto , Noboru Negoro , Shuichi Nagai
IPC分类号： H02J50/12 , H03K17/0412 , H03K17/691
摘要： An electromagnetic resonance coupler includes a first transmission line on a top surface of a first dielectric layer, and a second transmission line on a top surface of a second dielectric layer. The first transmission line includes first and second resonance lines and first and second input-output lines. The second transmission line includes third and fourth resonance lines and third and fourth input-output lines. Third and fourth ground parts are provided separated from each other on the top surface of the second dielectric layer or the top surface of the first dielectric layer. The first resonance line and the third ground part are connected via a third connector, and the fourth resonance line and the fourth ground part are connected via a fourth connector.

7. 发明授权

US10297538B2 Signal transmission apparatus including semiconductor chips and signal isolator 有权
公开(公告)号：US10297538B2
公开(公告)日：2019-05-21
申请号：US15497189
申请日：2017-04-25
申请人： Panasonic Corporation
发明人： Osamu Tabata , Shuichi Nagai , Songbaek Choe
IPC分类号： H01L23/495 , H01F38/14 , H01L23/522 , H01L25/00 , H01P1/201 , H01P5/02 , H04B5/00 , H01L23/49 , H01P1/203 , H01L21/56 , H01P7/08 , H01L23/48
摘要： A signal transmission apparatus includes: a first lead frame; a second lead frame spaced from the first lead frame; a primary semiconductor chip electrically connected to the first lead frame; a secondary semiconductor chip electrically connected to the second lead frame; and a signal isolator through which a signal is isolatedly transmitted from the primary semiconductor chip to the secondary semiconductor chip, the signal isolator having a first main surface that is bonded to both the first lead frame and the second lead frame.

8. 发明授权

US09093973B2 Electromagnetic resonance coupler 有权
标题翻译：电磁共振耦合器
公开(公告)号：US09093973B2
公开(公告)日：2015-07-28
申请号：US14021293
申请日：2013-09-09
申请人： Panasonic Corporation
发明人： Shuichi Nagai
IPC分类号： H01P7/00 , H03H2/00 , H01P1/201 , H01P7/08 , H01F38/14 , H01P5/02 , H01L41/00 , H04B5/00
CPC分类号： H03H2/005 , H01F38/14 , H01P1/2013 , H01P5/028 , H01P7/084 , H01P7/086 , H04B5/0031 , H04B5/0037 , H04B5/0075
摘要： An electromagnetic resonance coupler includes a transmission resonator provided on the transmission substrate and having a shape obtained by opening a loop shape including an inwardly recessed portion in part to make a transmission resonator slit, transmission wiring connected to the transmission resonator, a reception substrate, a reception resonator provided on the reception substrate and having the same size and shape as the transmission resonator, and reception wiring connected to the reception resonator. The transmission and reception resonators are symmetric with respect to a point and face each other so that their contours match. In the transmission resonator, at least part of wiring constituting the recessed portion is close to wiring other than the at least part of wiring at a distance less than or equal to four times the wiring width of the transmission resonator.
摘要翻译：电磁谐振耦合器包括设置在透射基板上的透射谐振器，并且具有通过部分地形成包括向内凹陷部的环形形状而形成的形状，以形成透射谐振器狭缝，连接到透射谐振器的透射线，接收基板，设置在接收基板上并且具有与发送谐振器相同的尺寸和形状的接收谐振器和连接到接收谐振器的接收布线。发送和接收谐振器相对于点对称并且彼此面对，使得它们的轮廓匹配。在发送谐振器中，构成凹部的布线的至少一部分接近布线的至少一部分以外的布线，距离小于或等于发送谐振器的布线宽度的四倍。

9. 发明授权

US09634655B2 Drive device having first and second switching devices with different gate widths 有权
公开(公告)号：US09634655B2
公开(公告)日：2017-04-25
申请号：US15011703
申请日：2016-02-01
申请人： Panasonic Corporation
发明人： Osamu Tabata , Shuichi Nagai
IPC分类号： H03K3/00 , H03K17/041 , H03K17/687
CPC分类号： H03K17/04106 , H03K17/6871
摘要： A drive device that drives a semiconductor switching device includes a capacitor and an output selection unit that selects whether or not to supply charge of the capacitor to a conduction control terminal of the semiconductor switching device, in which the output selection unit includes a first switching device and a second switching device, the charge of the capacitor is supplied to the conduction control terminal of the semiconductor switching device by the first switching device going to a conducting state, the charge is extracted from the conduction control terminal of the semiconductor switching device by the second switching device going to the conducting state, and a gate width of the second switching device is smaller than the gate width of the first switching device.

10. 发明授权

US08847663B2 Gate drive circuit 有权
标题翻译：门驱动电路
公开(公告)号：US08847663B2
公开(公告)日：2014-09-30
申请号：US14007663
申请日：2013-01-23
申请人： Panasonic Corporation
发明人： Shuichi Nagai , Takeshi Fukuda
IPC分类号： H03K17/04 , H03K17/687 , H03K17/041 , H02M1/08
CPC分类号： H03K17/041 , H02M1/08 , H03K17/04 , H03K17/04123 , H03K17/687
摘要： A gate drive circuit which drives a gate terminal of a semiconductor switching device includes: a first wireless signal transmitter which transmits an input first AC signal wirelessly; a second wireless signal transmitter which transmits an input second AC signal wirelessly; a first rectifier circuit which includes a first diode that rectifies an output signal from the first wireless signal transmitter; and a second rectifier circuit which includes a second diode that rectifies an output signal from the second wireless signal transmitter. A threshold voltage of the second diode is larger than a threshold voltage of the first diode.
摘要翻译：驱动半导体开关器件的栅极端子的栅极驱动电路包括：无线发送输入的第一AC信号的第一无线信号发送器; 第二无线信号发射机，其以无线方式发送输入的第二AC信号; 第一整流器电路，其包括对来自第一无线信号发射器的输出信号进行整流的第一二极管; 以及第二整流器电路，其包括对来自第二无线信号发送器的输出信号进行整流的第二二极管。第二二极管的阈值电压大于第一二极管的阈值电压。

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