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    • 3. 发明授权
    • Zero insertion force connector actuated by a stored shape member
    • 零插入力连接器由存储的形状构件致动
    • US4846729A
    • 1989-07-11
    • US94756
    • 1987-09-10
    • Toshiya HikamiKoji YoshidaYuichi ObaraKenichi Fuse
    • Toshiya HikamiKoji YoshidaYuichi ObaraKenichi Fuse
    • H01R4/01H01R12/16H01R12/18
    • H01R12/856H01R4/01
    • An electronic connector which has a plurality of contacts associated in one or more rows in a connector housing, a shape memory spring associated in the connector housing for driving the contacts, the shape memory spring having a beginning shape and transmitting a recovery force to the contacts generated when the shape memory spring reaches a transformation temperature or higher while recovering a stored shape when the shape memory spring reaches the transformation temperature or higher and returning to the beginning shape by the spring force of the contact when the shape memory spring reaches below its transformation temperature. Thus, the electronic connector can mount or dismount contacts to each other without an inserting or removing force or substantially without an inserting or removing force in a simple structure with a reduced number of parts.
    • 一种电子连接器,其具有在连接器壳体中以一行或多列相关联的多个触点,与连接器壳体相关联的用于驱动触点的形状记忆弹簧,形状记忆弹簧具有起始形状,并将回复力传递到触点 当形状记忆弹簧达到相变温度以上时,当形状记忆弹簧达到相变温度以上时,当形状记忆弹簧达到相变温度以上时,当形状记忆弹簧低于其变形时,由于接触的弹力而返回到起始形状 温度。 因此,电子连接器可以在没有插入或移除力的情况下将触点彼此安装或拆卸,或者在具有减少的部件数量的简单结构中基本上不插入或移除力。
    • 7. 发明授权
    • Method and apparatus for receiving light with a modulated polarization
    • 用于接收具有调制偏振的光的方法和装置
    • US5497437A
    • 1996-03-05
    • US354735
    • 1994-12-06
    • Toshiya HikamiShoichi NegamiShigeaki NishikawaMatsue Murata
    • Toshiya HikamiShoichi NegamiShigeaki NishikawaMatsue Murata
    • G02B6/00G02B6/34G02F1/01H04B10/516H04B10/532H04B10/54H04B10/564H04B10/61G02B6/126
    • G02B6/4204G02B6/2713G02B6/2766G02B6/2773
    • There is provided a method for modulating the polarization of light that allows detection of any modulated output regardless if the optical analyzers are rigidly held in place. According to a first aspect of the invention, a method for receiving light with a modulated polarization comprises steps of dividing the light being propagated through an optical fiber 1 with a polarization modulated in accordance with a modulation signal into three branched beams, causing one of the branched beams of light with a modulated polarization to pass through a .pi./2 phase corrector 2 and a first optical analyzer 3a and causing the remaining branched beams of light to respectively pass through second and third optical analyzers 3b and 3c without passing through any .pi./2 phase correctors before in order to receive light with a modualted intensity from the optical analyzers 3a, 3b and 3c. According to a second aspect of the invention, an apparatus for receiving light with a modulated plane is provided, said second optical analyzer 3b and said third optical analyzer 3c forming an angle of 49.degree. therebetween.
    • 提供了一种用于调制光的偏振的方法,其允许检测任何调制的输出,而不管光学分析器是否被刚性地保持就位。 根据本发明的第一方面,一种用于接收具有调制偏振的光的方法包括以下步骤:将通过光纤1传播的光与根据调制信号调制的偏振分成三个分支光束,从而使得 具有调制偏振的分支光束通过π/ 2相位校正器2和第一光学分析仪3a,并使剩余的分支光束分别通过第二和第三光学分析器3b和3c,而不通过任何pi / 之前为了从光学分析仪3a,3b和3c接收具有调制强度的光,之前的两相校正器。 根据本发明的第二方面,提供一种用于接收具有调制平面的光的装置,所述第二光学分析器3b和所述第三光学分析器3c之间形成49°的角度。
    • 8. 发明授权
    • Optical external modulator for optical telecommunications
    • 用于光通信的光学外部调制器
    • US5471545A
    • 1995-11-28
    • US331903
    • 1994-10-31
    • Shoichi NegamiToshiya HikamiShigeaki NishikawaMatsue Murata
    • Shoichi NegamiToshiya HikamiShigeaki NishikawaMatsue Murata
    • G02F1/01
    • G02F1/0134G02F2203/07
    • There is provided an optical external modulator that can modulate the polarization of incident light without regulating the state of polarization of the light entering the modulator. Such a modulator can be suitably incorporated into an optical telecommunications system. An optical external modulator according to the invention comprises a substrate 1, an optical transmission line 7, a polarization modulating section 11 and a phase changing section 8 for changing the state of polarization of the light passing through the optical transmission line by applying stress to the optical transmission line 7 as a function of a modulation signal given to the modulator such that the phase difference between the X-component and the Y-component of the light being propagated through the optical transmission line 7 is shifted by (2m-1)*.pi./2 (m is a positive integer).
    • 提供了一种可以调制入射光的偏振而不调节进入调制器的光的偏振状态的光学外部调制器。 这种调制器可以适当地并入光通信系统中。 根据本发明的光学外部调制器包括基板1,光传输线7,偏振调制部分11和相位改变部分8,用于通过施加应力来改变通过光传输线的光的偏振状态 光传输线7作为调制信号的函数,使得通过光传输线7传播的光的X分量和Y分量之间的相位差被移位(2m-1)* pi / 2(m为正整数)。