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    • 2. 发明授权
    • Base station equipment, base station control equipment and communication system
    • 基站设备,基站控制设备及通信系统
    • US08233940B2
    • 2012-07-31
    • US12297116
    • 2006-04-27
    • Takehiro ShimomuraKuniyuki SuzukiKeiji Okamoto
    • Takehiro ShimomuraKuniyuki SuzukiKeiji Okamoto
    • H04B1/38
    • H04W24/04H04L41/08H04L41/0803H04L41/5054H04W92/12
    • A technique of being capable to decrease the number of times of delivery and receipt of information on a common channel setup between a base station equipment and a base station control equipment. A communication system includes base station equipment and a base station control equipment which controls the base station equipment. The base station control equipment is capable of supplying information necessary for the common channel setup to the base station equipment, and the base station equipment produces a track-record notification signal indicating a track record of the common channel setup while performing the common channel setup on the basis of the information. The base station control equipment does not supply the information necessary for the common channel setup when receiving the track-record notification signal from the base station equipment.
    • 能够减少在基站设备和基站控制设备之间的公共信道建立上的传送和接收信息的次数的技术。 通信系统包括基站设备和控制基站设备的基站控制设备。 基站控制设备能够向基站设备提供公共信道建立所需的信息,并且基站设备在执行公共信道建立时产生指示公共信道建立的跟踪记录的跟踪记录通知信号 信息的基础。 当从基站设备接收到跟踪记录通知信号时,基站控制设备不提供公共信道建立所需的信息。
    • 3. 发明授权
    • Clock signal generation device, and wireless base station
    • 时钟信号发生装置和无线基站
    • US08022773B2
    • 2011-09-20
    • US11721781
    • 2004-12-17
    • Keiji OkamotoKuniyuki SuzukiMichio Orita
    • Keiji OkamotoKuniyuki SuzukiMichio Orita
    • H03L7/085H04M1/00
    • G06F1/08H03L7/08H04J3/0685
    • A wireless base station (11) includes a wireless communication unit (17) and a clock signal generation unit (20). The clock signal generation unit (20) includes a voltage-controlled oscillation unit (21) that outputs a clock signal of an oscillating frequency according to an inputted control voltage, a time information generation unit (22) that generates time information based on the clock signal, a time information comparison unit (23) that compares the time information with reference time information; and a control voltage instruction unit (24) that instructs a control voltage according to the comparison result to the voltage-controlled oscillation unit (21). Accordingly, the oscillating frequency of the clock signal can be kept easily and highly precisely.
    • 无线基站(11)包括无线通信单元(17)和时钟信号生成单元(20)。 时钟信号生成部(20)具备根据输入的控制电压输出振荡频率的时钟信号的压控振荡部(21),基于时钟生成时刻信息的时刻信息生成部(22) 时间信息比较单元,用于将时间信息与参考时间信息进行比较; 以及根据与压控振荡单元(21)的比较结果来指示控制电压的控制电压指令单元(24)。 因此,可以容易且高精度地保持时钟信号的振荡频率。
    • 5. 发明申请
    • Clock Signal Generation Device, And Wireless Base Station
    • 时钟信号发生设备和无线基站
    • US20080106342A1
    • 2008-05-08
    • US11721781
    • 2004-12-17
    • Keiji OkamotoKuniyuki SuzukiMichio Orita
    • Keiji OkamotoKuniyuki SuzukiMichio Orita
    • H03L7/00H04M1/00
    • G06F1/08H03L7/08H04J3/0685
    • A wireless base station (11) includes a wireless communication unit (17) and a clock signal generation unit (20). The clock signal generation unit (20) includes a voltage-controlled oscillation unit (21) that outputs a clock signal of an oscillating frequency according to an inputted control voltage, a time information generation unit (22) that generates time information based on the clock signal, a time information comparison unit (23) that compares the time information with reference time information; and a control voltage instruction unit (24) that instructs a control voltage according to the comparison result to the voltage-controlled oscillation unit (21). Accordingly, the oscillating frequency of the clock signal can be kept easily and highly precisely.
    • 无线基站(11)包括无线通信单元(17)和时钟信号生成单元(20)。 时钟信号生成部(20)具备根据输入的控制电压输出振荡频率的时钟信号的压控振荡部(21),基于时钟生成时刻信息的时刻信息生成部(22) 时间信息比较单元,用于将时间信息与参考时间信息进行比较; 以及根据与压控振荡单元(21)的比较结果来指示控制电压的控制电压指令单元(24)。 因此,可以容易且高精度地保持时钟信号的振荡频率。
    • 6. 发明授权
    • Heat engine
    • 热机
    • US09371744B2
    • 2016-06-21
    • US12897233
    • 2010-10-04
    • Norio GoukoMasahiro AsanoAtusi SakaidaTomikazu IshikawaKeiji Okamoto
    • Norio GoukoMasahiro AsanoAtusi SakaidaTomikazu IshikawaKeiji Okamoto
    • F03C1/00F01K11/00
    • F01K11/00
    • A heat engine is provided which includes: a boiler unit including an evaporation chamber and a fluid-pool chamber, the evaporation chamber heating a working fluid by supplied heat and generating vapor of the fluid, and the fluid-pool chamber collecting the fluid supplied to the evaporation chamber; an output unit through which the vapor flows, and which converts energy of the vapor to mechanical energy; a condensation unit which condenses the vapor that has passed through the output unit, and refluxes the condensed fluid to the fluid-pool chamber; and a working fluid guide member which is disposed in the boiler unit, and which sucks the fluid in the fluid-pool chamber by using capillary force and supplies the fluid to the evaporation chamber. The evaporation chamber is separated from the fluid-pool chamber. Pressure in the evaporation chamber is higher than pressure in the fluid-pool chamber. The working fluid guide member satisfies (2σ/r)·cos θ>PH−PL.
    • 提供了一种热机,其包括:包括蒸发室和流体池室的锅炉单元,所述蒸发室通过供应热量加热工作流体并产生流体的蒸气,并且所述流体池室收集供应到 蒸发室; 蒸汽流过的输出单元,其将蒸气的能量转化为机械能; 冷凝单元,其冷凝已经通过所述输出单元的蒸气,并且将所述冷凝流体回流到所述流体池室; 以及工作流体引导构件,其设置在所述锅炉单元中,并且通过使用毛细管力吸入所述流体池室中的流体并将所述流体供应到所述蒸发室。 蒸发室与流体池分离。 蒸发室中的压力高于流体池室中的压力。 工作流体引导构件满足(2&sgr; / r)·cos&thetas;> PH-PL。
    • 9. 发明申请
    • WAVELENGTH-MULTIPLEXED OPTICAL SIGNAL MEASUREMENT DEVICE AND THE METHOD THEREOF
    • 波长多重光信号测量装置及其方法
    • US20110077887A1
    • 2011-03-31
    • US12990741
    • 2009-05-14
    • Fumihiko ItoKeiji Okamoto
    • Fumihiko ItoKeiji Okamoto
    • G06F19/00G01R23/16G01J3/00
    • G01J3/2889G01J11/00H04J14/0221
    • Light to be measured L and sampling pulse light LSP are each split into M beams, and a time delay of 0, T, 2T, . . . , (M−1)T is given to each of the M-split sampling pulse light beams. The M-split light beams to be measured are then respectively multiplexed with M optical 90-degree hybrids, and M electrical field amplitudes per time T are determined for the light beam to be measured, based on M sets of output currents received at a balance light receiving element that receives light emitted from each of the optical 90-degree hybrids. The amplitudes of the respective wavelength optical signals contained in the light beam to be measured are calculated through Fourier transformations of the field electrical amplitudes. Pulsed light with a spectral width that covers the total frequency bandwidth of the light to be measured is used as the sampling pulse light. Where the total frequency bandwidth of the light to be measured is Δftotal, and the frequency interval of the optical signals contained in the light to be measured is Δf, T≦1/Δftotal and 1/(MT)≦Δf are set.
    • 待测光L和采样脉冲光LSP分为M个光束,时间延迟为0,T,2T,。 。 。 ,(M-1)T被赋予每个M分割采样脉冲光束。 然后将待测量的M个分割光束分别与M个光学90度混合复用,并且基于在平衡处接收的M组输出电流来确定针对待测量的光束的每时间T的M个电场幅度 光接收元件,其接收从每个光学90度混合物发射的光。 通过场电场的傅立叶变换来计算包含在待测光束中的各波长光信号的振幅。 使用覆盖要测量的光的总频带宽的光谱宽度的脉冲光用作采样脉冲光。 要测量的光的总频率带宽为&Dgr; ftotal,并且待测光中包含的光信号的频率间隔为&Dgr; f,T≦̸ 1 /&Dgr; ftotal和1 /(MT)&nlE ;&Dgr; f设置。