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    • 2. 发明授权
    • Overhead wire
    • 架空电线
    • US06331677B1
    • 2001-12-18
    • US09308625
    • 1999-10-28
    • Takeo MunakataNaoshi KikuchiTakashi ShinoharaHideo BanseTakao KanekoHiroji AkasakaYukikatsu AidaNaoyoshi ShimokuraYuji IshikuboTetsuya OkadaTamezo Suzuki
    • Takeo MunakataNaoshi KikuchiTakashi ShinoharaHideo BanseTakao KanekoHiroji AkasakaYukikatsu AidaNaoyoshi ShimokuraYuji IshikuboTetsuya OkadaTamezo Suzuki
    • H01B508
    • H01B5/104H01B5/006
    • An overhead cable includes an outermost surface formed by twisting together a plurality of segment strands. A plurality of spiral grooves form recesses having substantially rectangular cross-sections and are provided at intervals in a circumferential direction of either the outer surface of the segment strands or the outer surface regions of boundary portions where twisted segment strands adjoin each other. Thin segment strands and at least one thick segment strand form the outermost layer. A recessed portion is provided at one side surface among two surfaces of the segment strands forming the outermost layer, a projecting portion is provided at the other side surface, and the strands are twisted together so that the recessed portions and the projecting portions mate. The recessed and projecting portions formed at the two side surfaces of the segment strands mate with each other to form recess-projection mating portions, and the lengths of the contact of the recessed and projecting surfaces at the recess-projection mating portions is configured to be no more than 10% of the length of the recess-projection mating portions.
    • 架空电缆包括通过将多个分段线扭转在一起形成的最外表面。 多个螺旋槽形成具有基本上矩形横截面的凹部,并且在分段线束的外表面或扭曲的线束彼此相邻的边界部分的外表面区域的周向间隔设置。 细链段和至少一个粗链段形成最外层。 在形成最外层的分段线束的两个表面中的一个侧表面处设置有凹部,在另一侧表面设置有突出部,并且将绞合线绞合在一起,使得凹部和突出部配合。 形成在分段线束的两侧面的凹凸部相互配合形成凹凸配合部,凹凸配合部的凹凸面的接触长度构成为 不超过凹部 - 突出配合部分的长度的10%。
    • 3. 发明授权
    • Phase-locked loop using integrated switched filter
    • 使用集成开关滤波器的锁相环
    • US4524333A
    • 1985-06-18
    • US407150
    • 1982-08-11
    • Atsushi IwataTakao KanekoAkihiko ItoTadahiro SaitoHirokazu Fukui
    • Atsushi IwataTakao KanekoAkihiko ItoTadahiro SaitoHirokazu Fukui
    • H03L7/093H03L7/089H03L7/08
    • H03L7/0895
    • A phase-locked loop circuit provides a phase comparator which receives input signals through a first input terminal, a loop filter which receives a first output and a second output of the phase comparator, and a voltage-controlled oscillator which produces output signals of an oscillation frequency proportional to the first output and the second output of the loop filter. The signals corresponding to the output signals produced by the voltage-controlled oscillator are supplied to a second input terminal of the phase comparator so that the phase of the signals supplied to the first input terminal of the phase comparator is compared with the phase of the signals supplied to the second input terminal. In the present invention, the loop filter comprises a first capacitor connected to the output terminal of the loop filter, second and third capacitors, each having a terminal connected to the output terminal of the loop filter, and a charging circuit for electrically charging the first, second, and third capacitors. The charging circuit is connected in parallel with the second capacitor. A discharging circuit for discharging the first, second, and third capacitors is connected in parallel with the third capacitor.
    • 锁相环电路提供相位比较器,它通过第一输入端接收输入信号,接收相位比较器的第一输出和第二输出的环路滤波器和产生振荡的输出信号的压控振荡器 频率与环路滤波器的第一输出和第二输出成比例。 对应于由压控振荡器产生的输出信号的信号被提供给相位比较器的第二输入端,使得提供给相位比较器的第一输入端的信号的相位与信号的相位相比较 提供给第二输入端。 在本发明中,环路滤波器包括连接到环路滤波器的输出端子的第一电容器,第二和第三电容器,每个电容器具有连接到环路滤波器的输出端子的端子,以及充电电路,用于对第一 ,第二和第三电容器。 充电电路与第二电容器并联连接。 用于对第一,第二和第三电容器进行放电的放电电路与第三电容器并联连接。
    • 4. 发明授权
    • Optical fiber ribbon, method of manufacturing optical fiber ribbon, and optical cable
    • 光纤带,制造光纤带的方法和光缆
    • US08787718B2
    • 2014-07-22
    • US13577775
    • 2011-09-21
    • Kengo TanabeTakao Kaneko
    • Kengo TanabeTakao Kaneko
    • G02B6/44
    • G02B6/4403G02B6/4405
    • There is provided an optical fiber ribbon capable of realizing, in an optical cable, sure reliability, a reduction in size and weight, higher density, and a further improvement in workability, a method of manufacturing the same, and an optical cable using such an optical fiber ribbon. An optical fiber ribbon 10 includes four single-core coated optical fibers 11 arranged in parallel on a same plane; and coupling parts 12 arranged at intervals in a length direction and a width direction, each coupling only adjacent two of the single-core coated optical fibers 11, wherein an interval P of the coupling parts 12 coupling the same two single-core coated optical fibers is not less than 20 mm nor more than 90 mm and a length Q of each of the coupling parts 12 is not less than 1 mm nor more than 10 mm.
    • 提供了一种能够在光缆中实现可靠性,尺寸和重量的减小,更高密度以及进一步提高可加工性的光纤带,其制造方法以及使用这样的光缆的光缆 光纤带。 光纤带10包括平行布置在同一平面上的四个单芯涂覆光纤11; 以及沿长度方向和宽度方向间隔设置的连接部件12,每个连接部件仅耦合相邻的两个单芯涂覆光纤11,其中联接部件12的间隔P将相同的两芯单芯涂覆光纤 不小于20mm且不大于90mm,并且每个联接部件12的长度Q不小于1mm不大于10mm。
    • 5. 发明申请
    • OPTICAL FIBER RIBBON, METHOD OF MANUFACTURING OPTICAL FIBER RIBBON, AND OPTICAL CABLE
    • 光纤玻璃纤维,制造光纤玻璃的方法和光电缆
    • US20140016905A1
    • 2014-01-16
    • US13577775
    • 2011-09-21
    • Kengo TanabeTakao Kaneko
    • Kengo TanabeTakao Kaneko
    • G02B6/44
    • G02B6/4403G02B6/4405
    • There is provided an optical fiber ribbon capable of realizing, in an optical cable, sure reliability, a reduction in size and weight, higher density, and a further improvement in workability, a method of manufacturing the same, and an optical cable using such an optical fiber ribbon. An optical fiber ribbon 10 includes four single-core coated optical fibers 11 arranged in parallel on a same plane; and coupling parts 12 arranged at intervals in a length direction and a width direction, each coupling only adjacent two of the single-core coated optical fibers 11, wherein an interval P of the coupling parts 12 coupling the same two single-core coated optical fibers is not less than 20 mm nor more than 90 mm and a length Q of each of the coupling parts 12 is not less than 1 mm nor more than 10 mm.
    • 提供了一种能够在光缆中实现可靠性,尺寸和重量的减小,更高密度以及进一步提高可加工性的光纤带,其制造方法以及使用这样的光缆的光缆 光纤带。 光纤带10包括平行布置在同一平面上的四个单芯涂覆光纤11; 以及沿长度方向和宽度方向间隔设置的连接部件12,每个连接部件仅耦合相邻的两个单芯涂覆光纤11,其中联接部件12的间隔P将相同的两芯单芯涂覆光纤 不小于20mm且不大于90mm,并且每个联接部件12的长度Q不小于1mm不大于10mm。
    • 6. 发明授权
    • Optical fiber drawing apparatus
    • 光纤拉丝装置
    • US08613209B2
    • 2013-12-24
    • US11720390
    • 2005-11-22
    • Toshiyuki MiyamotoNorio FukuharaKeiichi SakamotoTakao Kaneko
    • Toshiyuki MiyamotoNorio FukuharaKeiichi SakamotoTakao Kaneko
    • C03B37/07C03B37/01C03B37/025F27B1/26
    • C03C25/12C03B37/0253C03B2205/40C03B2205/44C03B2205/72
    • In an optical fiber drawing device of the present invention, as an operational parameters corresponding to the real drawing speed in the duration from the moment of starting the operation of the optical fiber drawing device till the moment of reaching the target drawing speed are extracted from operational parameters stored in a operational parameter storage unit and applied to the optical fiber drawing device. The operational parameters include a base preform feeding speed, a target variation of real drawing speed, a gain multiplied by the speed element related with the variation of the real drawing speed, an operation cycle, a drawing furnace temperature, a coating resin pressure to coat the optical fiber, and flow of cooling gaseous helium, etc. The optical fiber drawing device of the present invention capable of a stable drawing control that does not generate hunting or overshoot or the like, while reducing the start-up fiber length (or speed increasing time) in the unsteady state (transient state) operation of the optical fiber drawing device.
    • 在本发明的光纤拉制装置中,从开始光纤拉丝装置的运转时刻到到达目标拉伸速度的时刻的持续时间内的实际拉拔速度对应的运转参数从运转中提取出来 参数存储在操作参数存储单元中并应用于光纤绘图装置。 操作参数包括基底预成型件进给速度,实际拉伸速度的目标变化,与实际拉伸速度的变化相关的速度要素的增益,操作周期,拉伸炉温度,涂覆树脂压力 光纤和冷却气体氦气等。本发明的光纤拉伸装置能够在不产生振荡或过冲等的情况下进行稳定的拉丝控制,同时降低启动光纤长度(或速度) 增加时间)在光纤拉丝装置的非稳态(瞬态)操作中。
    • 8. 发明申请
    • Optical Fiber Drawing Apparatus
    • 光纤拉丝装置
    • US20080016917A1
    • 2008-01-24
    • US11720390
    • 2005-11-22
    • Toshiyuki MiyamotoNorio FukuharaKeiichi SakamotoTakao Kaneko
    • Toshiyuki MiyamotoNorio FukuharaKeiichi SakamotoTakao Kaneko
    • C03B37/027G02B6/00G02B6/44
    • C03C25/12C03B37/0253C03B2205/40C03B2205/44C03B2205/72
    • In an optical fiber drawing device of the present invention, as an operational parameters corresponding to the real drawing speed in the duration from the moment of starting the operation of the optical fiber drawing device till the moment of reaching the target drawing speed are extracted from operational parameters stored in a operational parameter storage unit and applied to the optical fiber drawing device. The operational parameters include a base preform feeding speed, a target variation of real drawing speed, a gain multiplied by the speed element related with the variation of the real drawing speed, an operation cycle, a drawing furnace temperature, a coating resin pressure to coat the optical fiber, and flow of cooling gaseous helium, etc. The optical fiber drawing device of the present invention capable of a stable drawing control that does not generate hunting or overshoot or the like, while reducing the start-up fiber length (or speed increasing time) in the unsteady state (transient state) operation of the optical fiber drawing device.
    • 在本发明的光纤拉制装置中,从开始光纤拉丝装置的运转时刻到到达目标拉伸速度的时刻的持续时间内的实际拉拔速度对应的运转参数从运转中提取出来 参数存储在操作参数存储单元中并应用于光纤绘图装置。 操作参数包括基底预成型件进给速度,实际拉伸速度的目标变化,与实际拉伸速度的变化相关的速度要素的增益,操作周期,拉伸炉温度,涂覆树脂压力 光纤和冷却气体氦气等。本发明的光纤拉伸装置能够在不产生振荡或过冲等的情况下进行稳定的拉丝控制,同时降低启动光纤长度(或速度) 增加时间)在光纤拉丝装置的非稳态(瞬态)操作中。
    • 9. 发明授权
    • Address arithmetic circuit of a memory unit utilized in a processing
system of digitalized analogue signals
    • 在数字化模拟信号的处理系统中使用的存储器单元的地址运算电路
    • US4594687A
    • 1986-06-10
    • US517348
    • 1983-07-26
    • Takao KanekoHironori YamauchiAtsushi Iwata
    • Takao KanekoHironori YamauchiAtsushi Iwata
    • G06F12/02G06F17/14G11C8/04G06F12/00G10L3/02
    • G11C8/04
    • A signal address arithmetic circuit is used for performing address arithmetic required for executing such analog signal algorithms as adaptive predicative coding, adaptive bit allocation in predictive coding, adaptive transform coding, etc. The address arithmetic circuit is constructed of two counters, three registers, two selectors, a shift circuit an adder and AND gate circuits. The first selector selects either one of the first counter, the second counter or a first register, and its output is applied to one input terminal of the adder. The second selector selects either one of the second counter or the third register and its output is directly applied to the other input of the adder. The output of the adder and the content of the second register for each bit are applied to the AND gate circuits and its output is set in the third register, the content thereof being used for memory addressing. According to the type of processing algorithms and corresponding addressing modes, the arithmetic circuit performs the resetting or incrementing of the two counters, controlling the selection operation of the two selection circuits, controlling the number of shifts of the shift circuit, and resetting the third register.
    • 信号地址运算电路用于执行执行自适应预测编码,预测编码中的自适应位分配,自适应变换编码等模拟信号算法所需的地址运算。地址运算电路由两个计数器,三个寄存器,二个 选择器,移位电路,加法器和与门电路。 第一选择器选择第一计数器,第二计数器或第一寄存器中的任一个,并且其输出被加到加法器的一个输入端。 第二选择器选择第二计数器或第三寄存器中的任一个,并且其输出被直接施加到加法器的另一个输入。 加法器的输出和每个位的第二寄存器的内容被加到与门电路,其输出被设置在第三寄存器中,其内容用于存储器寻址。 根据处理算法的类型和相应的寻址模式,算术电路执行两个计数器的复位或递增,控制两个选择电路的选择操作,控制移位电路的移位数,以及复位第三寄存器 。