专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明专利

JP2013145942A Optical transmitting/receiving apparatus 有权
标题翻译：光传输/接收设备
公开(公告)号：JP2013145942A
公开(公告)日：2013-07-25
申请号：JP2012004984
申请日：2012-01-13
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： SUGIHARA KOHEI
IPC分类号： H04B10/516 , H04B10/07 , H04B10/40 , H04B10/50 , H04B10/60 , H04B10/61
摘要： PROBLEM TO BE SOLVED: To widen an operation range in which excellent transmission characteristics can be obtained.SOLUTION: An optical transmitting unit 2 includes an optical divider 22 with a predetermined dividing ratio for dividing CW light 51 emitted by a light source 21, and an optical receiving unit 3 includes an optical amplifier 31 for amplifying a received optical signal 60. The optical receiving unit 3 makes the CW light 51 divided by the optical divider 22 into local oscillation light and performs coherent detection on the received optical signal 61 amplified by the optical amplifier 31.
摘要翻译：要解决的问题：扩大可以获得优异传输特性的操作范围。解决方案：光传输单元2包括具有预定分频比的光分路器22，用于分割由光源21发射的CW光51，以及光接收单元3包括用于放大接收到的光信号60的光放大器31.光接收单元3使由光分路器22划分的CW光51成为本地振荡光，并对接收到的光信号61进行相干检测光放大器31。

2. 发明专利

JP2010251439A Optical semiconductor module 审中-公开
标题翻译：光学半导体模块
公开(公告)号：JP2010251439A
公开(公告)日：2010-11-04
申请号：JP2009097617
申请日：2009-04-14
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： SUGIHARA KOHEI , YAGYU EIJI , NISHIKAWA TOMOSHI , TAKABAYASHI MASAKAZU , HORIGUCHI YUICHIRO , YOSHIARA KIICHI
IPC分类号： H01L31/10
摘要： PROBLEM TO BE SOLVED: To provide an optical semiconductor module that stably attains high coupling efficiency of light and uniformizes characteristics by relaxing mounting accuracy. SOLUTION: The optical semiconductor module includes: a semiconductor chip 3 wherein a plurality of semiconductor elements 8 are integrated and mounted, and one end of an active area in the lengthwise direction in the respective semiconductor elements 8 is used as a light reception/emission section 10 and each of the light reception/emission sections 10 is formed on a different end face; a plurality of ferrules 5 that are provided with single-fiber cores 6 respectively and are arranged facing the respective end faces where the light reception/emission section 10 of the semiconductor chip 3 are formed; and a plurality of lens 7 provided among the semiconductor chip 3 and the respective ferrules 5. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供通过放松安装精度来稳定地获得光的高耦合效率和均匀化特性的光学半导体模块。解决方案：光半导体模块包括：半导体芯片3，其中集成并安装多个半导体元件8，并且将各个半导体元件8中的长度方向上的有源区域的一端用作光接收 /发射部分10，并且每个光接收/发射部分10形成在不同的端面上; 多个套圈5分别设置有单纤维芯6并且被布置成面对形成有半导体芯片3的光接收/发射部分10的各个端面; 以及设置在半导体芯片3和各个套圈5之间的多个透镜7.版权所有（C）2011，JPO＆INPIT

3. 发明专利

JP2010026296A Variable dispersion compensator 有权
标题翻译：可变分散补偿器
公开(公告)号：JP2010026296A
公开(公告)日：2010-02-04
申请号：JP2008188365
申请日：2008-07-22
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： SHIMAKURA YASUHISA , SUGIHARA KOHEI , GOTODA MITSUNOBU , YOSHIARA KIICHI
IPC分类号： G02F1/01 , G02B6/02 , H04B10/2507 , H04B10/2519 , H04B10/524 , H04B10/54 , H04B10/58
摘要： PROBLEM TO BE SOLVED: To provide a variable dispersion compensator which compensates the wavelength dispersion characteristic of an optical signal in an optical fiber communication system. SOLUTION: The variable dispersion compensator includes: an optical fiber 2 having a chirped grating formed therein; a temperature control element 3 on which the optical fiber 2 is mounted; a heater substrate 5 on the surface of which a plurality of heaters 4 are disposed along the optical axis 2a direction of the optical fiber 2 and the temperature control element 3 is mounted on the plurality of heaters 4; and a heater temperature controller 7 which supplies electric power to the plurality of heaters 4 and individually controls the temperature of each of the plurality of heaters 4. The dispersion characteristic of an optical fiber transmission path is compensated with high efficiency. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供补偿光纤通信系统中的光信号的波长色散特性的可变色散补偿器。解决方案：可变色散补偿器包括：光纤2，其中形成有啁啾光栅; 安装光纤2的温度控制元件3; 沿着光纤2的光轴2a方向配置有多个加热器4的表面上的加热器基板5和温度控制元件3安装在多个加热器4上; 以及加热器温度控制器7，其向多个加热器4提供电力，并且分别控制多个加热器4中的每一个的温度。光纤传输路径的色散特性被高效地补偿。版权所有（C）2010，JPO＆INPIT

4. 发明专利

JP2012129351A Element carrier and light receiving module 审中-公开
标题翻译：元件运输车和灯光接收模块
公开(公告)号：JP2012129351A
公开(公告)日：2012-07-05
申请号：JP2010279199
申请日：2010-12-15
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： HORIGUCHI YUICHIRO , SUGIHARA KOHEI , SHIMAKURA YASUHISA , MIYAHARA TOSHIJI , KAJIYA SATORU , NISHIKAWA TOMOSHI , YAGYU EIJI
IPC分类号： H01L23/12 , H01L31/02
CPC分类号： G02B6/4274 , H01L2224/48091 , H01L2224/48137 , H01L2224/48227 , H01L2224/49433 , H01L2924/3011 , H01L2924/30111 , H01L2924/3025 , H01L2924/00014 , H01L2924/00
摘要： PROBLEM TO BE SOLVED: To provide an element carrier capable of ensuring a wide region for arranging a high-frequency transmission path, and to provide a light receiving module using the same.SOLUTION: A first dielectric layer 11 has a first lateral surface S1 partially forming a mounting surface MS, and a first principal surface P1 connected with the first lateral surface S1 and extending in an intersecting direction DR intersecting with the mounting surface MS. A first wiring pattern 21 is provided on the first principal surface P1, and extends from the first lateral surface S1. A second dielectric layer 12 has a second lateral surface S2 partially forming the mounting surface MS, and a second principal surface P2 connected with the second lateral surface S2 and extending in the intersecting direction DR, and is provided on a part of the first principal surface P1 of the first dielectric layer 11 to which the first wiring pattern 21 is provided. A second wiring pattern 22 is provided on the second principal surface P2 of the second dielectric layer 12, and extends from the second lateral surface S2. Any one of the first and second wiring patterns 21 and 22 is used as a transmission path for a high-frequency signal.
摘要翻译：要解决的问题：提供能够确保用于布置高频传输路径的宽区域的元件载体，并提供使用该载波的光接收模块。解决方案：第一电介质层11具有部分地形成安装表面MS的第一侧表面S1和与第一侧表面S1连接并且在与安装表面MS相交的交叉方向DR上延伸的第一主表面P1。第一布线图案21设置在第一主表面P1上，并且从第一侧面S1延伸。第二电介质层12具有部分地形成安装表面MS的第二侧表面S2和与第二侧表面S2连接并在交叉方向DR上延伸的第二主表面P2，并且设置在第一主表面的一部分上设置第一布线图案21的第一电介质层11的P1。第二布线图案22设置在第二介电层12的第二主表面P2上，并从第二侧表面S2延伸。第一和第二布线图案21和22中的任何一个用作高频信号的传输路径。版权所有（C）2012，JPO＆INPIT

5. 发明专利

JP2013088702A Optical modulator drive controller 审中-公开
标题翻译：光学调制器驱动控制器
公开(公告)号：JP2013088702A
公开(公告)日：2013-05-13
申请号：JP2011230583
申请日：2011-10-20
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： SHIMAKURA YASUHISA , YAGYU EIJI , SUGIHARA KOHEI , HAYASHI SHUSAKU , YOSHIDA TAKESHI
IPC分类号： G02F1/03 , H04B10/516 , H04B10/61
摘要： PROBLEM TO BE SOLVED: To provide a technique that allows for providing appropriate bias control for any drive signal amplitudes.SOLUTION: A drive controller 100 for an optical modulator 2 includes a peak detector 5 for acquiring a peak detection output signal which represents a waveform peak of an electrical signal corresponding to an optical signal from the optical modulator 2, an oscillation circuit 6 for generating an oscillation signal, and a synchronous detection section 7 for performing synchronized detection based on the peak detection output signal and the oscillation signal. The drive controller 100 also includes a bias setting section 8 for generating a control signal for controlling the bias relating to the modulation by the optical modulator 2 based on the result of the synchronous detection, an adder 10b for adding the oscillation signal to the control signal, an amplifier 11 for generating a drive signal by amplifying a data signal based on predetermined signals including the oscillation signal.
摘要翻译：要解决的问题：提供允许为任何驱动信号幅度提供适当偏置控制的技术。解决方案：用于光调制器2的驱动控制器100包括峰值检测器5，用于获取表示与来自光调制器2的光信号相对应的电信号的波形峰值的峰值检测输出信号，振荡电路6 以及用于基于峰值检测输出信号和振荡信号执行同步检测的同步检测部分7。驱动控制器100还包括偏置设定部分8，用于基于同步检测的结果产生用于控制与光调制器2的调制有关的偏置的控制信号;加法器10b，用于将振荡信号加到控制信号，放大器11，用于通过基于包括振荡信号的预定信号放大数据信号来产生驱动信号。版权所有（C）2013，JPO＆INPIT

6. 发明专利

JP2011097390A Optical reception device 有权
标题翻译：光接收装置
公开(公告)号：JP2011097390A
公开(公告)日：2011-05-12
申请号：JP2009249763
申请日：2009-10-30
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： SHIMAKURA YASUHISA , SUGIHARA KOHEI , YAGYU EIJI , SAWADA KAZUE , SUGIHARA TAKASHI , NOMATSU SHINOBU
IPC分类号： H04B10/40 , H04B10/07 , H04B10/50 , H04B10/516 , H04B10/548 , H04B10/60 , H04B10/61 , H04B10/66 , H04B10/69
摘要： PROBLEM TO BE SOLVED: To provide an optical reception device which can suppress quality deterioration of an optical signal. SOLUTION: The optical reception device 100 includes an MZI1, a twin PD2, a dither signal producing part 3, an envelope detecting part 5, a synchronization detecting part 6, a lock detecting part 7, a bias control part, and a frame processing part. When the frame processing part 11 does not detect a frame after outputting a lock signal from the lock detecting part 7, the optical reception device 100 performs a signal inverting process for inverting and recognizing the logic of a signal to be input to the frame processing part 11, or performs an initial value changing process for changing a bias initial value. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：解决的问题：提供一种能够抑制光信号质量恶化的光接收装置。解决方案：光接收装置100包括MZI1，双PD2，抖动信号产生部3，包络检测部5，同步检测部6，锁定检测部7，偏置控制部以及帧处理部分。当帧处理部分11在从锁定检测部分7输出锁定信号之后没有检测到帧时，光接收装置100执行信号反相处理，用于反转并识别要输入到帧处理部分的信号的逻辑 11，或者执行用于改变偏置初始值的初始值改变处理。版权所有（C）2011，JPO＆INPIT

7. 发明专利

JP2010152051A Optical demultiplexer and method of adjusting position in optical demultiplexer 审中-公开
标题翻译：光学解复用器和光学解复用器调整位置的方法
公开(公告)号：JP2010152051A
公开(公告)日：2010-07-08
申请号：JP2008329437
申请日：2008-12-25
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： TAKABAYASHI MASAKAZU , YAGYU EIJI , SUGIHARA KOHEI , NISHIKAWA TOMOSHI , HORIGUCHI YUICHIRO , YOSHIARA KIICHI
IPC分类号： G02B6/293 , G02B6/42
摘要： PROBLEM TO BE SOLVED: To provide an optical demultiplexer in which optical axis is easily adjusted for each wavelength filter, having a mechanically stable structure, and to provide a method of positioning the optical demultiplexer. SOLUTION: The optical demultiplexer includes: an incident side collimator lens 2 which receives external light; a plurality of wavelength filters 3 which demultiplex predetermined corresponding wavelength components from the light which passes through the incident side collimator lens 2; a plurality of emission side collimator lenses 4 which receive the light demultiplexed with the wavelength filters 3 for each of the wavelength components; a plurality of detectors 5 which detect the light having passed through the emission side collimator lenses 4 for each of the emission side collimator lenses 4; and a first position adjustment means which adjusts the light incident position to the detectors 5 by individually adjusting the positions of the wavelength filters 3. The first position adjustment means includes: a plurality of annular fixtures 7a; and a plurality of cylindrical fixtures 6 which are inserted to the annular fixtures 7a, having the wavelength filters 3 fixed on its upper part, whose positions in the longitudinal direction and the turning angles around the longitudinal direction are adjustable. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种光学解复用器，其中可以容易地对具有机械稳定结构的每个波长滤波器调整光轴，并提供一种定位光学解复用器的方法。光解复用器包括：接收外部光的入射侧准直透镜2; 多个波长滤波器3，其从通过入射侧准直透镜2的光中分配预定的相应波长分量; 多个发射侧准直透镜4，其接收针对每个波长分量的用波长滤波器3解复用的光; 多个检测器5，其检测通过每个发射侧准直透镜4的发射侧准直透镜4的光; 以及通过分别调整波长滤波器3的位置来调整到检测器5的光入射位置的第一位置调整装置。第一位置调节装置包括：多个环形固定件7a; 以及插入到环状固定件7a中的多个圆柱形固定件6，其具有固定在其上部上的波长过滤器3，其纵向方向上的位置和围绕纵向方向的转动角度是可调节的。版权所有（C）2010，JPO＆INPIT

8. 发明专利

JP2009218765A Optical receiving apparatus 审中-公开
标题翻译：光接收装置
公开(公告)号：JP2009218765A
公开(公告)日：2009-09-24
申请号：JP2008058992
申请日：2008-03-10
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： SUGIHARA KOHEI , GOTODA MITSUNOBU , SHIMAKURA YASUHISA , YOSHIARA KIICHI
IPC分类号： H04B10/516 , G02F1/01 , G02F2/00 , H04B10/07 , H04B10/548 , H04B10/61
摘要： PROBLEM TO BE SOLVED: To provide a technique accurately reproducing data from an optical signal modulated using a differential M phase shift modulation system. SOLUTION: A demodulator 1 has a heater 21 for applying phase shift to an optical signal obtained by branching an optical signal PS. A phase shift amount in the heater 212 is controlled by a control unit 50. The control unit 50 includes: a signal generator 52 for generating a low-frequency signal LFS1; an envelope detector 51 for detecting an envelope of an electric signal ES1; a manipulated variable determination section 53 for determining a control voltage VT1 for the heater 212 on the basis of a detection signal DS1 output from the envelope detector 51 and the low-frequency signal LFS1; and an adder 54 for outputting, as a control signal CS1, a signal obtained by adding the low-frequency signal LFS1 to the control voltage VT1. The heater 212 varies the phase shift amount in response to the control signal CS1. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种从使用差分M相移调制系统调制的光信号中准确再现数据的技术。解决方案：解调器1具有用于对通过分支光信号PS获得的光信号进行相移的加热器21。加热器212中的相移量由控制单元50控制。控制单元50包括：用于产生低频信号LFS1的信号发生器52; 用于检测电信号ES1的包络的包络检测器51; 用于根据从包络检测器51输出的检测信号DS1和低频信号LFS1确定加热器212的控制电压VT1的操作变量确定部分53; 以及加法器54，用于将通过将低频信号LFS1与控制电压VT1相加而获得的信号作为控制信号CS1输出。加热器212响应于控制信号CS1而改变相移量。版权所有（C）2009，JPO＆INPIT

9. 发明专利

JP2008193555A Demodulator 审中-公开
标题翻译：解调器
公开(公告)号：JP2008193555A
公开(公告)日：2008-08-21
申请号：JP2007027704
申请日：2007-02-07
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： SUGIHARA KOHEI , YAGYU EIJI , SHIMAKURA YASUHISA , GOTODA MITSUNOBU , YOSHIARA KIICHI
IPC分类号： H04B10/516 , H04B10/556 , H04B10/61
摘要： PROBLEM TO BE SOLVED: To obtain a demodulator for a small-sized DMPSK modulation mode without using an asymmetric MZI as a means of providing delay time and phase shift.
SOLUTION: The demodulator 1 in an optical communication system of a differential M phase shift modulation mode which is M=2
n (n is a natural number of 2 or more) in this invention comprises two optical waveguides of different physical lengths which receive an input modulated light, two input ports connected to the two optical waveguides, M pieces of output ports, (2M-4) pieces of optical waveguides, and a phase shift part 200 having (3M/2-2) pieces of optical couplers. The phase shift part 200 includes a phase shift means of adding phase shift to the optical signal to be propagated, and in addition has a photoelectric conversion device 300 to which the output light of the phase shift part 200 is incident. A difference in the physical length between the two optical waveguides has a difference in the optical path length corresponding to a symbol period of data modulated light.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了获得用于小尺寸DMPSK调制模式的解调器，而不使用不对称MZI作为提供延迟时间和相移的手段。解决方案：本发明中M = 2 n （n为2以上的自然数）的差分M相移调制模式的光通信系统中的解调器1包括两个接收输入调制光的不同物理长度的光波导，连接到两个光波导的两个输入端口，M个输出端口（2M-4）个光波导管，以及具有（3M / 2） -2）光耦合器。相移部200包括对要传播的光信号添加相移的相移装置，并且还具有相移部200的输出光入射的光电转换装置300。两个光波导之间的物理长度的差异与对应于数据调制光的符号周期的光程长度有差异。版权所有（C）2008，JPO＆INPIT

10. 发明专利

JP2011181792A Light reception element carrier, and light reception module using the same 审中-公开
标题翻译：光接收元件载体和使用其的光接收模块
公开(公告)号：JP2011181792A
公开(公告)日：2011-09-15
申请号：JP2010046129
申请日：2010-03-03
申请人： Mitsubishi Electric Corp , 三菱電機株式会社
发明人： HORIGUCHI YUICHIRO , SUGIHARA KOHEI , SHIMAKURA YASUHISA , ARIGA HIROSHI
IPC分类号： H01L31/02
摘要： PROBLEM TO BE SOLVED: To provide a light reception element carrier connecting a three-dimensionally arranged elements or the like, and having a high-frequency transmission path excelling in high-frequency characteristics, in a light reception element carrier. SOLUTION: This light reception element carrier includes: a multilayered substrate formed into a block-like shape by laminating sheet-like dielectric materials; a light reception element 1 arranged on an element mounting surface 4a; a transmission path 6a formed on the element mounting surface 4a, having a part extending parallel to layers of the multilayered substrate, and connected to the light reception element 1; a GND pattern 7a formed in a region on the element mounting surface 4a excluding the transmission path 6a; a transmission path 6b formed on a boundary surface between layers of the multilayered substrates and connected to the transmission path 6a on the element mounting surface 4a; a plurality of GND patterns 7b formed on boundary surfaces on and under the boundary surface formed with the transmission path 6b and connected to the GND pattern 7a on the element mounting surface 4a; and through-holes 8 arranged adjacently to the transmission path 6a and connecting the respective GND patterns 7b to one another. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：在光接收元件载体中提供连接三维排列的元件等的光接收元件载体，并且具有优异的高频特性的高频传输路径。该光接收元件载体包括：通过层叠片状电介质材料而形成为块状的多层基板; 布置在元件安装表面4a上的光接收元件1; 形成在元件安装表面4a上的传输路径6a，其具有与多层基板的层平行延伸的部分并连接到光接收元件1; 形成在除了传输路径6a之外的元件安装表面4a上的区域中的GND图案7a; 形成在多层基板的层之间的边界表面上并连接到元件安装表面4a上的传输路径6a的传输路径6b; 形成在形成有传输路径6b并且连接到元件安装表面4a上的GND图案7a的边界表面上和下方的边界面上的多个GND图案7b; 以及与传输路径6a相邻布置并将相应的GND图案7b彼此连接的通孔8。版权所有（C）2011，JPO＆INPIT

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式