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    • 4. 发明授权
    • High frequency filter assembly for electric instrument
    • 高频滤波器组合电器
    • US4782310A
    • 1988-11-01
    • US911999
    • 1986-09-26
    • Toshiki SaburiNobuyuki OhyaToru YamazakiTaisei Katoh
    • Toshiki SaburiNobuyuki OhyaToru YamazakiTaisei Katoh
    • H04B1/10H01R13/719H03H1/00H03H7/01H03H7/075H05K1/02
    • H01R13/7195H01R23/6873H03H1/0007H05K1/0231H05K1/0233H05K2201/10189H05K2201/10454H05K2201/10522H05K2201/1053
    • A high frequency filter assembly for an electric instrument including an internal electric circuit element arranged within a casing of metallic conductive material, and a connector mounted on a peripheral wall of the casing for connecting an external electric circuit to the internal electric circuit element. The filter assembly comprises at least a pair of overlapped insulation thin plates to be arranged between the connector and a connection terminal of the circuit element, and an earth electrode strip disposed between the insulation thin plates and being connected to a portion of the casing. One of the insulation thin plates is integrally provided with a first signal electrode strip which has one end for connection to the connector and is associated with the earth electrode strip to form a first plate condenser, and the other insulation thin plate is integrally provided with a second signal electrode strip which is connected structurally in series with the first signal electrode strip for connection to the connection terminal of the circuit element and associated with the earth electrode strip to form a second plate condenser electrically in parallel connection with the first plate condenser.
    • 一种用于电气仪器的高频滤波器组件,包括布置在金属导电材料的壳体内的内部电路元件,以及安装在壳体的周壁上的用于将外部电路连接到内部电路元件的连接器。 所述过滤器组件包括至少一对重叠的绝缘薄板,其布置在所述连接器和所述电路元件的连接端子之间,以及接地电极条,设置在所述绝缘薄板之间并连接到所述壳体的一部分。 一个绝缘薄板一体地设置有第一信号电极带,其具有用于连接到连接器的一端并与接地电极带相关联以形成第一板式冷凝器,另一绝缘薄板一体地设置有 第二信号电极条,其在结构上与第一信号电极条串联连接,用于连接到电路元件的连接端子并与接地电极条相关联,以形成与第一板式冷凝器并联连接的第二板式电容器。
    • 6. 发明授权
    • High frequency filter for electric instruments
    • 电动乐器高频滤波器
    • US4743868A
    • 1988-05-10
    • US847533
    • 1986-04-03
    • Taisei KatohToru YamazakiToshiki Saburi
    • Taisei KatohToru YamazakiToshiki Saburi
    • H03H1/00H05K1/02H04B3/28
    • H03H1/0007H05K1/0233
    • A high frequency filter in combination with an internal electronic circuit element of the flat-plate type, such as a hybrid integrated circuit element contained within a casing, includes an electrode member arranged on a circuit board within the casing to be grounded, an insulation substance layer, integrally formed on the electrode member and being made of a dielectric material whose dielectric constant decreases or increases in accordance with an increase or a decrease of wireless frequency applied thereto, and an electrode strip integrally formed on the insulation substance layer for connection to an external electric circuit. The internal electronic circuit element is integrally provided on either the electrode member or the insulation substance layer and connected to the electrode strip, and the electrode member is mounted on the circuit board to carry the electronic circuit element in place.
    • 高频滤波器与平板式内部电子电路元件(例如容纳在壳体内的混合集成电路元件)组合包括布置在待接地的壳体内的电路板上的电极构件,绝缘物质 层,整体地形成在电极构件上,并且由其介电常数随着施加到其上的无线频率的增加或减少而减小或增加的介电材料制成,以及一体地形成在绝缘物质层上用于连接到 外部电路。 内部电子电路元件一体地设置在电极构件或绝缘物质层上并连接到电极条,并且电极构件安装在电路板上以将电子电路元件运送到位。
    • 9. 发明申请
    • Optical transmission module and wavelength control method of optical transmission module
    • 光传输模块和光传输模块的波长控制方法
    • US20110158643A1
    • 2011-06-30
    • US12926866
    • 2010-12-14
    • Toru Yamazaki
    • Toru Yamazaki
    • H04B10/08
    • H04B10/572
    • An optical transmission module includes a variable wavelength light source; an alternating current adding unit that adds an alternating current to a drive current to the variable wavelength light source; a first detector to detect optical power of an output light; a filter to input the output light from the variable wavelength light source in which transmission wavelength periodically increases and decreases; a second detector to detect optical power of transmitted light transmitted through the filter; an extraction unit to extract a wavelength fluctuation component of the output light based on the optical power of the output light and the optical power of the transmitted light; a phase comparison unit to compare a phase of the wavelength fluctuation component with a phase of the alternating current; and a wavelength controller to control a wavelength of the output light by controlling a temperature of the variable wavelength light source.
    • 光传输模块包括可变波长光源; 交流电加法单元,其向所述可变波长光源添加与驱动电流的交流电流; 检测输出光的光功率的第一检测器; 输入来自可变波长光源的输出光的滤波器,其中透射波长周期性地增加和减少; 第二检测器,用于检测透射过滤器的透射光的光功率; 提取单元,用于基于输出光的光功率和透射光的光功率来提取输出光的波长变动分量; 相位比较单元,用于将波长波动分量的相位与交流电的相位进行比较; 以及波长控制器,通过控制可变波长光源的温度来控制输出光的波长。