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    • 54. 发明授权
    • Communication apparatus and communication method
    • 通信设备和通信方法
    • US08135423B2
    • 2012-03-13
    • US12095053
    • 2006-11-10
    • Suguru FujitaKazuaki TakahashiAkihiko Matsuoka
    • Suguru FujitaKazuaki TakahashiAkihiko Matsuoka
    • H04B7/00
    • H04L7/0091G01S7/40G01S13/10G01S13/878G07B15/063H04L7/0033H04L27/02
    • A communication apparatus is provided in which only a terminal having a specific positional relationship can perform communication through a relatively simple arrangement. When initial setting is performed or communication is started, a timing calculator calculates a time difference corresponding to the difference between a path from a first antenna to a terminal and a path from a second antenna to the terminal, based on a transmission signal from the first antenna and a reflection signal provided by having the transmission signal reflected from the second antenna or a communication partner, i.e. the terminal, and returned back to the first antenna. Based on the time difference thus calculated, the timing calculator outputs a signal for regulating the transmission timing of transmission data from the first antenna to a variable delay unit. The variable delay unit delays transmission timing of the transmission data depending on the timing regulation signal and outputs the delayed transmission data to a modulator/demodulator.
    • 提供一种通信装置,其中仅具有特定位置关系的终端可以通过相对简单的布置来执行通信。 当进行初始设定或开始通信时,定时计算器基于来自第一天线的发送信号,计算从第一天线到终端的路径与从第二天线到终端的路径之间的差对应的时间差 天线和通过具有从第二天线或通信对方(即终端)反射并且返回到第一天线的发射信号而提供的反射信号。 基于这样计算的时间差,定时计算器输出用于调节从第一天线到可变延迟单元的发送数据的发送定时的信号。 可变延迟单元根据定时调节信号延迟发送数据的发送定时,并将延迟的发送数据输出到调制器/解调器。
    • 55. 发明申请
    • RADIO COMMUNICATION DEVICE AND RADIO COMMUNICATION METHOD
    • 无线电通信设备和无线电通信方法
    • US20120052819A1
    • 2012-03-01
    • US13318416
    • 2011-02-23
    • Junji SatoSuguru Fujita
    • Junji SatoSuguru Fujita
    • H04B1/44
    • H04B1/0475H03F1/3247H03F1/34H03F3/24H03F3/245H03F3/604H04B2001/0433
    • It is provided a radio communication apparatus and radio communication method that, in the radio communication apparatus having a normal transmitting/receiving mode and a distortion correction mode, communicates successfully without influencing circuit characteristic in a normal transmitting/receiving mode, sends back a transmitting signal from the receiving system, extracts a distortion component due to narrowband characteristics or non-linear characteristics of a circuit, and corrects distortion in a distortion correction mode. In radio communication apparatus (100), distortion detecting section (111) extracts a distortion component using a transmitting baseband signal and a receiving baseband signal, coupling degree adjustment circuit (180) adjusts the degree of coupling between transmitting antenna (130) and receiving antenna (140), and coupling degree control section (170) switches the degree of coupling depending on a normal transmitting/receiving mode or a distortion correction mode.
    • 提供了一种无线电通信装置和无线电通信方法,在具有正常发送/接收模式和失真校正模式的无线电通信装置中,在正常的发送/接收模式下成功通信而不影响电路特性,发送回发送信号 从接收系统,由于电路的窄带特性或非线性特性而提取失真分量,并且在失真校正模式中校正失真。 在无线通信装置(100)中,失真检测部(111)使用发送基带信号和接收基带信号来提取失真成分,耦合度调整电路(180)调整发送天线(130)与接收天线 (140)和耦合度控制部分(170)根据正常发送/接收模式或失真校正模式切换耦合度。
    • 56. 发明授权
    • Differential oscillation apparatus and modulator
    • 差分振荡装置和调制器
    • US07965150B2
    • 2011-06-21
    • US12303727
    • 2007-05-23
    • Shigeru KobayashiSuguru Fujita
    • Shigeru KobayashiSuguru Fujita
    • H03L5/00H03L1/00
    • H03L7/00H03B5/06H03B5/1215H03B5/1231H03B5/1271H03C1/36H03L3/00H04B1/7174
    • It is an object of the present invention to shorten a time required until phases of output signals being output from two output terminals are inverted respectively from a start time of an oscillation in a differential oscillation apparatus. In a differential oscillation apparatus according to the present invention which includes a differential oscillator portion 103 having an external input terminal at a terminal of one transistor 105 and a switch circuit 104, a first control signal generation circuit 101 for generating a first control signal to control an oscillation start and an oscillation stop of the differential oscillator portion 103, and a second control signal generation circuit 102 for generating a second control signal input into the terminal of one transistor 105 of the differential oscillator portion 103, when a phase relationship between collector currents flowing through two transistors 105, 106 is decided by the second control signal, output signals being output from two output terminals are opposite in phase from a start time of an oscillation.
    • 本发明的目的是缩短从两个输出端子输出的输出信号的相位分别从差分振荡装置的振荡的开始时刻反转所需的时间。 在根据本发明的差分振荡装置中,包括在一个晶体管105的端子处具有外部输入端子的差分振荡器部分103和开关电路104,用于产生控制信号的第一控制信号的第一控制信号产生电路101 差分振荡器部分103的振荡开始和振荡停止;以及第二控制信号产生电路102,用于产生输入到差分振荡器部分103的一个晶体管105的端子中的第二控制信号,当集电极电流 流过两个晶体管105,106由第二控制信号决定,从两个输出端子输出的输出信号与振荡的开始时间相位相反。
    • 57. 发明授权
    • Intermittent operation circuit and modulation device
    • 间歇运行电路和调制装置
    • US07888984B2
    • 2011-02-15
    • US12064446
    • 2006-08-23
    • Shigeru KobayashiSuguru Fujita
    • Shigeru KobayashiSuguru Fujita
    • H03K3/00
    • H04B1/7174H03K3/66
    • There is provided a small-size, low-power-consumption intermittent operation circuit capable of obtaining an output waveform having a rapid rise and fall. The intermittent operation circuit includes an active circuit (106), a first control signal generation circuit (101) for generating a first control signal (S1) for controlling the operation start and the operation end of the active circuit (106), a second control signal generation circuit (102) for generating a second control signal (S2) causing the active circuit (106) to perform ringing vibration and controlling the frequency and the amplitude value of the ringing vibration, and a timing adjusting circuit (103) for adjusting the input timing of the first and the second control signal (S1, S2) into the active circuit (106) so that the ringing vibration and the safety vibration are outputted continuously from the active circuit (106).
    • 提供了能够获得快速上升和下降的输出波形的小尺寸,低功耗的间歇运行电路。 间歇运行电路包括有源电路(106),用于产生用于控制有源电路(106)的运行开始和运行结束的第一控制信号(S1)的第一控制信号发生电路(101) 信号发生电路(102),用于产生使有源电路(106)执行振铃振动并控制振铃的频率和振幅值的第二控制信号(S2),以及用于调整振铃振动的频率和振幅值的定时调整电路(103) 将所述第一和第二控制信号(S1,S2)的输入定时输入到所述有源电路(106)中,使得所述振铃和所述安全振动从所述有源电路(106)连续输出。
    • 58. 发明申请
    • SEPARATION MEMBRANE MODULE
    • 分离膜模块
    • US20110024342A1
    • 2011-02-03
    • US12933995
    • 2008-10-07
    • Suguru FujitaYoshinobu TakakiYoshihiro Asari
    • Suguru FujitaYoshinobu TakakiYoshihiro Asari
    • B01D35/18B01D63/06B05D1/00
    • B01D71/028B01D63/065B01D65/003B01D2313/02B01D2313/08B01D2313/22B01D2319/022B01D2319/04
    • A separation membrane module is provided with a module main body 11, an upper horizontal partition plate 21 which is positioned in an upper portion within the module main body 11 so as to form an upper fluid channel 22, a lower horizontal partition plate 23 which is positioned in a lower portion within the module main body 11 so as to form a lower fluid channel 24, a plurality of vertical outer tubes 13 which are fixed between the upper horizontal partition plate 21 and the lower horizontal partition plate 23, and vertical tubular membrane elements 21 which are put through the respective outer tubes 13 with a gap. An upper end of the gap between each of the outer tubes 13 and the membrane elements 12 put there through is joined with the upper fluid channel 22, and a lower end of the gap is joined with the lower fluid channel 24. An upper end opening of each of the membrane elements 12 is open to an outer side of the module main body 11, and a lower end opening each of the membrane elements 12 is closed. A vertical partition plate 28 is provided in any one of the upper fluid channel 22 and the lower fluid channel 24 so as to form an inlet chamber 22A and an outlet chamber 22B.
    • 分离膜组件设置有模块主体11,上水平分隔板21,其位于模块主体11内的上部,以形成上流体通道22,下水平分隔板23 定位在模块主体11内的下部,以形成下流体通道24,固定在上水平隔板21和下水平隔板23之间的多个垂直外管13和垂直管状膜 元件21通过相应的外管13间隙放置。 每个外管13和放置在其中的膜元件12之间的间隙的上端与上流体通道22接合,并且间隙的下端与下流体通道24接合。上端开口 每个膜元件12对模块主体11的外侧开放,并且每个膜元件12的下端开口关闭。 在上部流体通道22和下部流体通道24中的任何一个中设置有垂直隔板28,以形成入口室22A和出口室22B。
    • 59. 发明授权
    • Pulse modulation type transmitter apparatus and pulse modulation type receiver apparatus
    • 脉冲调制型发送装置和脉冲调制型接收装置
    • US07881400B2
    • 2011-02-01
    • US11914281
    • 2006-05-08
    • Suguru FujitaMasahiro MimuraKazuaki TakahashiYoshinori KuniedaNoriyuki Ueki
    • Suguru FujitaMasahiro MimuraKazuaki TakahashiYoshinori KuniedaNoriyuki Ueki
    • H04L27/00
    • H04J3/0605H04B1/7183H04L25/4902
    • A pulse modulation type transmitter apparatus and a pulse modulation type receiver apparatus wherein both a fast synchronization establishment and a low power consumption of a synchronizing part can be achieved at the same time and wherein the data transmission/reception can be performed soon after a commencement of communication, and further a fast data transmission and a low power consumption can be achieved. A first template signal (1006), which is generated based on a separately transmitted RF frame synchronization signal (1005), is used to generate a frame synchronization signal (1009), and a second frame synchronization timing adjusting part (150) is used to synchronize the frame synchronization signal (1009) with a received RF data signal (1004). Then, a synchronization detection is performed, whereby a prompt pulse acquisition and a prompt pulse phase acquisition can be achieved. After the establishment of frame synchronization, a template switching part (142) is used to switch from the first template signal (1006) to a second template signal (1007) that has been already synchronized with the first template signal (1006). Then, a synchronization detection is performed, whereby the frame synchronization can be maintained.
    • 一种脉冲调制型发送装置和脉冲调制型接收装置,其特征在于可以同时实现同步部分的快速同步建立和低功耗,其中数据发送/接收可以在开始后立即执行 通信,进一步实现快速数据传输和低功耗。 使用基于单独发送的RF帧同步信号(1005)生成的第一模板信号(1006)来生成帧同步信号(1009),并且使用第二帧同步定时调整部(150) 使帧同步信号(1009)与接收的RF数据信号(1004)同步。 然后,执行同步检测,从而可以实现提示脉冲获取和提示脉冲相位采集。 在帧同步建立之后,使用模板切换部分(142)从第一模板信号(1006)切换到已经与第一模板信号(1006)同步的第二模板信号(1007)。 然后,进行同步检测,由此能够维持帧同步。
    • 60. 发明申请
    • RADIO COMMUNICATION METHOD AND RADIO COMMUNICATION DEVICE
    • 无线电通信方法和无线电通信设备
    • US20100316043A1
    • 2010-12-16
    • US12526248
    • 2008-02-05
    • Hiroshi DoiTaisuke MatsumotoSuguru FujitaMasahiro Mimura
    • Hiroshi DoiTaisuke MatsumotoSuguru FujitaMasahiro Mimura
    • H04J3/06
    • H04L27/0006H04W74/0816H04W84/18Y02D70/144Y02D70/22
    • Provided is a radio communication method which can reduce the power consumption as compared to the conventional technique while realizing coexistence of a plurality of radio communication methods and can perform synchronization with a super frame of other radio communication device. The super frame has life confirmation slots (2820, 2830) through which radio communication devices of various modulation types should transmit tone signals. A radio communication device has a chance to judge whether one or more radio communication devices using a different modulation type exist or no such device exists in the vicinity. If no such device exists, the slot to be used by the radio communication device of the modulation method is reported as a time that can be used by a radio communication group of other modulation method. Thus, by confirming existence of an object in the vicinity by other radio communication device with which communication cannot be performed, communication can be performed by sharing the super frame.
    • 提供一种无线电通信方法,其可以在实现多种无线电通信方法的共存的同时与现有技术相比降低功耗,并且可以与其他无线电通信装置的超帧执行同步。 超帧具有生命确认时隙(2820,2830),各种调制类型的无线电通信设备将通过该确认时隙发送音调信号。 无线电通信装置有机会判断是否存在使用不同调制类型的一个或多个无线通信装置,或者在附近不存在这种装置。 如果不存在这样的装置,则由调制方式的无线通信装置使用的时隙被报告为可以由其他调制方式的无线通信组使用的时间。 因此,通过确认不能进行通信的其他无线通信装置附近的对象的存在,可以通过共享超帧来进行通信。