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    • 21. 发明授权
    • Charge pump circuit and semiconductor integrated circuit
    • 电荷泵电路和半导体集成电路
    • US08395437B2
    • 2013-03-12
    • US12865585
    • 2009-08-25
    • Takeshi Hamada
    • Takeshi Hamada
    • G05F3/02G05F1/10
    • H01L27/0222H02M3/07
    • Provided is a charge pump circuit which is preferably used for reducing noise generated when electric charges are accumulated in a capacitor of the charge pump circuit. A load driving system 1 includes a charge pump circuit 2, a clock generation circuit 4, an amplifier circuit 6, and a load 8. The charge pump circuit 2 includes capacitors C1 and C2, a transistor PTr3 which is a P-channel MOS transistor and controls current supply to the C1, switching elements SW1 to SW3, and a supply current control circuit 20. The charge pump circuit 2 switches the SW1 to SW3, to thereby perform the accumulation of electric charges to the C1 and the transfer of the accumulated electric charges to the C2 for generating a negative power source. The supply current control circuit 20 includes a transistor PTr4, a switching element SW4, and a transistor NTr6 which forms a current mirror with a transistor NTr5 which constitutes an output stage of the amplifier circuit 6. The C1 is charged with a supply current which is positively correlated with a load current via the NTr6, the SW4, the PTr3, and the PTr4.
    • 提供了一种电荷泵电路,其优选地用于降低当电荷累积在电荷泵电路的电容器中时产生的噪声。 负载驱动系统1包括电荷泵电路2,时钟产生电路4,放大器电路6和负载8.电荷泵电路2包括电容器C1和C2,作为P沟道MOS晶体管的晶体管PTr3 并且控制向C1,开关元件SW1至SW3的电流供应以及电源电流控制电路20.电荷泵电路2将SW1切换到SW3,从而对C1进行电荷累积和累积 用于产生负电源的C2的电荷。 电源电流控制电路20包括晶体管PTr4,开关元件SW4和晶体管NTr6,晶体管NTr6与构成放大器电路6的输出级的晶体管NTr5形成电流镜.C1充电电源电流, 通过NTr6,SW4,PTr3和PTr4与负载电流正相关。
    • 23. 发明申请
    • CHARGE PUMP CIRCUIT AND SEMICONDUCTOR INTEGRATED CIRCUIT
    • 充电泵电路和半导体集成电路
    • US20110001554A1
    • 2011-01-06
    • US12865585
    • 2009-08-25
    • Takeshi Hamada
    • Takeshi Hamada
    • G05F1/10
    • H01L27/0222H02M3/07
    • Provided is a charge pump circuit which is preferably used for reducing noise generated when electric charges are accumulated in a capacitor of the charge pump circuit. A load driving system 1 includes a charge pump circuit 2, a clock generation circuit 4, an amplifier circuit 6, and a load 8. The charge pump circuit 2 includes capacitors C1 and C2, a transistor PTr3 which is a P-channel MOS transistor and controls current supply to the C1, switching elements SW1 to SW3, and a supply current control circuit 20. The charge pump circuit 2 switches the SW1 to SW3, to thereby perform the accumulation of electric charges to the C1 and the transfer of the accumulated electric charges to the C2 for generating a negative power source. The supply current control circuit 20 includes a transistor PTr4, a switching element SW4, and a transistor NTr6 which forms a current mirror with a transistor NTr5 which constitutes an output stage of the amplifier circuit 6. The C1 is charged with a supply current which is positively correlated with a load current via the NTr6, the SW4, the PTr3, and the PTr4.
    • 提供了一种电荷泵电路,其优选地用于降低当电荷累积在电荷泵电路的电容器中时产生的噪声。 负载驱动系统1包括电荷泵电路2,时钟产生电路4,放大器电路6和负载8.电荷泵电路2包括电容器C1和C2,作为P沟道MOS晶体管的晶体管PTr3 并且控制向C1,开关元件SW1至SW3的电流供应以及电源电流控制电路20.电荷泵电路2将SW1切换到SW3,从而对C1进行电荷累积和累积 用于产生负电源的C2的电荷。 电源电流控制电路20包括晶体管PTr4,开关元件SW4和晶体管NTr6,晶体管NTr6与构成放大器电路6的输出级的晶体管NTr5形成电流镜.C1充电电源电流, 通过NTr6,SW4,PTr3和PTr4与负载电流正相关。
    • 27. 发明申请
    • Fluid operating valve
    • 流体操作阀
    • US20060197049A1
    • 2006-09-07
    • US10551716
    • 2004-03-08
    • Takeshi HamadaToshihiro Hanada
    • Takeshi HamadaToshihiro Hanada
    • F16K51/00
    • F16K31/1221F16K31/1225
    • A fluid-operated valve comprises a first valve chamber (16) and a second valve chamber (25) communicating with each other through a through-hole (21), a first cylinder chamber (39) formed adjacent to the first valve chamber (16) and accommodating a first piston (6) so as to be slidable therein, a valve body (3) positioned in the second valve chamber (25) and adapted to come into contact with or move away from a valve seat (22) around the through-hole (21), a valve stem (4) having one end connected to the first piston (6) and the other end connected to the valve body (3), and an annular diaphragm (8) having an inner peripheral portion fixed to the valve stem (4) and an outer peripheral portion fixed to the inner peripheral surface of the first valve chamber (16). The first piston (6) is urged by a spring (9) to bring the valve body (3) into contact with the valve seat (22). The first piston (6) is moved by supplying the working fluid into the first cylinder chamber (39) through the working fluid supply port of a first cylinder (5) to move the valve body (3) away from the valve seat (22).
    • 流体操作阀包括通过通孔(21)彼此连通的第一阀室(16)和第二阀室(25),与第一阀室(16)相邻形成的第一气缸室(39) )和容纳第一活塞(6)以便在其中滑动;阀体(3),其定位在所述第二阀室(25)中并且适于与所述阀座(22)接触或远离所述阀座 通孔(21),一端连接到第一活塞(6)的阀杆(4)和连接到阀体(3)的另一端;以及环形隔膜(8),其内周部分固定 到所述阀杆(4)和固定到所述第一阀室(16)的内周面的外周部。 第一活塞(6)被弹簧(9)推压以使阀体(3)与阀座(22)接触。 通过从第一气缸(5)的工作流体供给口向第一气缸室(39)供给工作流体以使阀体(3)离开阀座(22)移动第一活塞(6) 。
    • 29. 发明授权
    • Capacitive-type nonlinear emphasis circuit
    • 电容式非线性强调电路
    • US4198650A
    • 1980-04-15
    • US825170
    • 1977-08-16
    • Masayuki HonguTakeshi HamadaKazuo Yamagiwa
    • Masayuki HonguTakeshi HamadaKazuo Yamagiwa
    • H04N5/922G11B20/06H04N5/923H04N5/76G11B5/02G11B5/04H04N5/21
    • H04N5/923
    • A video signal processing circuit includes an amplifier with a circuit connected to it to emphasize the amplification of some frequencies relative to others. A non-linear circuit is also connected to the amplifier and comprises a capacitor connected in series with non-linear elements that change the amplification of positive and negative overshoots of the signal relative to the middle amplitude range. The result is non-linear modification of emphasis and can be used to pre-emphasize video signals before using them to modulate the frequency of a carrier and, in the playback section to de-emphasize the signals to minimize FM noise. Use of the capacitor prevents direct current from flowing and thus affecting the threshold levels of the non-linear elements. Component values can be selected to effect temperature compensation.
    • 视频信号处理电路包括具有与其连接的电路的放大器,以强调相对于其他频率的一些频率的放大。 非线性电路也连接到放大器,并且包括与非线性元件串联连接的电容器,其改变信号相对于中间幅度范围的正和负过冲的放大。 结果是强调的非线性修改,并且可以用于在使用它们调制载波的频率之前预加重视频信号,并且在播放部分中去强调信号以最小化FM噪声。 使用电容器可防止直流电流流动,从而影响非线性元件的阈值电平。 可以选择组件值进行温度补偿。
    • 30. 发明授权
    • Heavy duty tire
    • 重型轮胎
    • US08875759B2
    • 2014-11-04
    • US12953131
    • 2010-11-23
    • Takeshi Hamada
    • Takeshi Hamada
    • B60C11/04B60C11/12B60C11/13B60C9/28B60C3/04B60C11/03
    • B60C11/0306B60C3/04B60C9/28B60C11/047B60C11/125B60C2011/0367B60C2011/0381B60C2200/06Y10S152/03
    • A heavy duty tire comprises a tread portion provided with four or five circumferential grooves so as to axially divide the tread portion into five or six rib portions. The five or six rib portions are a pair of shoulder rib portions each provided with shoulder lateral groove, and three or four crown rib portions each provided with crown lateral grooves. The crown lateral grooves extend across the entire width of the crown rib portion. The shoulder lateral grooves extend axially outwardly from an axially inner edge of the shoulder rib portion so as to terminate at an axial distance of from 78 to 88% of the axial width of the shoulder rib portion from the above-mentioned axially inner edge. The depth of the circumferential grooves is 15 to 20 mm. The depth of the crown lateral grooves is 9 to 30% of the depth of the circumferential grooves. The depth of the shoulder lateral grooves is 9 to 25% of the depth of the circumferential grooves. The tread width TW is in a range of 0.78 to 0.87 times the cross sectional width SW of the tire.
    • 重型轮胎包括设置有四个或五个周向槽的胎面部分,以便将胎面部分轴向地分成五个或六个肋部分。 五个或六个肋部分是一对肩部肋条,每个肩部肋条均设有肩部横向槽,三个或四个胎冠肋条分别设置有胎冠横向槽。 冠部横向槽横跨冠状肋部分的整个宽度延伸。 胎肩横向沟槽从胎肩肋部分的轴向内边缘轴向向外延伸,从而在与上述轴向内边缘的肩肋部分的轴向宽度的78至88%的轴向距离处终止。 圆周槽的深度为15〜20mm。 胎冠横向槽的深度为圆周槽深度的9〜30%。 肩部横向槽的深度为圆周槽深度的9〜25%。 胎面宽度TW在轮胎的横截面宽度SW的0.78〜0.87倍的范围内。