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. 发明授权

US08467690B2 Method and system for cancellation of chromatic dispersion combined laser phase noise 有权
标题翻译：消除色散组合激光相位噪声的方法和系统
公开(公告)号：US08467690B2
公开(公告)日：2013-06-18
申请号：US12879242
申请日：2010-09-10
申请人： Inwoong Kim , Takao Naito , Olga I. Vassilieva
发明人： Inwoong Kim , Takao Naito , Olga I. Vassilieva
IPC分类号： H04B10/18 , H04B10/04
CPC分类号： H04B10/0775 , H04B2210/075
摘要： Methods and systems are provided for cancellation of chromatic dispersion combined laser phase noise. A method may include measuring a differential of laser phase noise using two optical pilot signals, the pilot signals each having a different optical frequency, or using an optical carrier and a pilot signal. The method may also include determining an approximate laser phase noise present in an optical system based on the measured differential of laser phase noise. The method may further include compensating for laser phase noise based on the determined approximate laser phase noise.
摘要翻译：提供了消除色散组合激光相位噪声的方法和系统。一种方法可以包括使用两个光导频信号来测量激光相位噪声的差分，每个导频信号具有不同的光频率，或者使用光载波和导频信号。该方法还可以包括基于所测量的激光相位噪声的差分确定存在于光学系统中的近似激光相位噪声。该方法还可以包括基于所确定的近似激光相位噪声来补偿激光相位噪声。

2. 发明申请

US20120063768A1 METHOD AND SYSTEM FOR CANCELLATION OF CHROMATIC DISPERSION COMBINED LASER PHASE NOISE 有权
标题翻译：用于消除组合激光相位噪声的方法和系统
公开(公告)号：US20120063768A1
公开(公告)日：2012-03-15
申请号：US12879242
申请日：2010-09-10
申请人： Inwoong Kim , Takao Naito , Olga I. Vassilieva
发明人： Inwoong Kim , Takao Naito , Olga I. Vassilieva
IPC分类号： H04B10/00 , H04J14/00
CPC分类号： H04B10/0775 , H04B2210/075
摘要： Methods and systems are provided for cancellation of chromatic dispersion combined laser phase noise. A method may include measuring a differential of laser phase noise using two optical pilot signals, the pilot signals each having a different optical frequency, or using an optical carrier and a pilot signal. The method may also include determining an approximate laser phase noise present in an optical system based on the measured differential of laser phase noise. The method may further include compensating for laser phase noise based on the determined approximate laser phase noise.
摘要翻译：提供了消除色散组合激光相位噪声的方法和系统。一种方法可以包括使用两个光导频信号来测量激光相位噪声的差分，每个导频信号具有不同的光频率，或者使用光载波和导频信号。该方法还可以包括基于所测量的激光相位噪声的差分确定存在于光学系统中的近似激光相位噪声。该方法还可以包括基于所确定的近似激光相位噪声来补偿激光相位噪声。

3. 发明授权

US08369442B2 Communicating a signal according to ASK modulation and PSK modulation 有权
标题翻译：根据ASK调制和PSK调制通信信号
公开(公告)号：US08369442B2
公开(公告)日：2013-02-05
申请号：US11622495
申请日：2007-01-12
申请人： Olga I. Vassilieva , Takao Naito
发明人： Olga I. Vassilieva , Takao Naito
IPC分类号： H04L27/10 , H04J1/00
CPC分类号： H04L27/0008 , H04B10/532 , H04B10/541 , H04B10/5561 , H04J14/06 , H04L27/04 , H04L27/06 , H04L27/20 , H04L27/22 , H04L27/36 , H04L27/38
摘要： A transmitter modulator that is operable to modulate signals according to multiple modulation formats includes a first modulator, a second modulator, and a polarization beam combiner. The first modulator encodes a first signal according to a first modulation format. The second modulator encodes a second signal according to a second modulation format, the first signal orthogonally polarized with respect to the second signal. The polarization beam combiner combines the first signal and the second signal for transmission.
摘要翻译：可操作以根据多种调制格式调制信号的发射机调制器包括第一调制器，第二调制器和偏振波束组合器。第一调制器根据第一调制格式编码第一信号。第二调制器根据第二调制格式对第二信号进行编码，第一信号相对于第二信号正交极化。偏振光束组合器组合第一信号和第二信号用于传输。

4. 发明授权

US07693425B2 Method and system for compensating for optical dispersion in an optical signal in a hybrid optical network 有权
标题翻译：用于补偿混合光网络中的光信号中的光学色散的方法和系统
公开(公告)号：US07693425B2
公开(公告)日：2010-04-06
申请号：US11622181
申请日：2007-01-11
申请人： Olga I. Vassilieva , Takao Naito
发明人： Olga I. Vassilieva , Takao Naito
IPC分类号： H04B10/12
CPC分类号： H04B10/25137
摘要： A system and method for dispersion compensation of an optical signal in a hybrid network includes generating optical traffic in a first set of one or more channels, wherein the traffic in the first set of channels is modulated using a first modulation technique. Optical traffic is generated in a second set of one or more channels, wherein the traffic in the second set of channels is modulated using a second modulation technique. An optical dispersion pre-compensation is applied to the second set of channels. The first set of channels and the second set of channels are combined to form an optical signal, and the optical signal is transmitted over an optical network.
摘要翻译：用于混合网络中的光信号的色散补偿的系统和方法包括在一个或多个信道的第一组中生成光业务，其中使用第一调制技术对第一组信道中的业务进行调制。在一个或多个信道的第二组中产生光业务，其中使用第二调制技术来调制第二组信道中的业务。光分散预补偿被应用于第二组信道。第一组信道和第二组信道被组合以形成光信号，并且光信号通过光网络传输。

5. 发明申请

US20080170639A1 Communicating A Signal According To ASK Modulation And PSK Modulation 有权
标题翻译：根据ASK调制和PSK调制通信信号
公开(公告)号：US20080170639A1
公开(公告)日：2008-07-17
申请号：US11622495
申请日：2007-01-12
申请人： Olga I. Vassilieva , Takao Naito
发明人： Olga I. Vassilieva , Takao Naito
IPC分类号： H04L27/34 , H04L27/36 , H04L27/38
CPC分类号： H04L27/0008 , H04B10/532 , H04B10/541 , H04B10/5561 , H04J14/06 , H04L27/04 , H04L27/06 , H04L27/20 , H04L27/22 , H04L27/36 , H04L27/38
摘要： A transmitter modulator that is operable to modulate signals according to multiple modulation formats includes a first modulator, a second modulator, and a polarization beam combiner. The first modulator encodes a first signal according to a first modulation format. The second modulator encodes a second signal according to a second modulation format, the first signal orthogonally polarized with respect to the second signal. The polarization beam combiner combines the first signal and the second signal for transmission.
摘要翻译：可操作以根据多种调制格式调制信号的发射机调制器包括第一调制器，第二调制器和偏振波束组合器。第一调制器根据第一调制格式编码第一信号。第二调制器根据第二调制格式对第二信号进行编码，第一信号相对于第二信号正交极化。偏振光束组合器组合第一信号和第二信号用于传输。

6. 发明申请

US20110044689A1 METHOD AND SYSTEM FOR CROSS-PHASE-MODULATION NOISE REDUCED TRANSMISSION IN HYBRID NETWORKS 审中-公开
标题翻译：混合网络中相位调制噪声减少传输的方法与系统
公开(公告)号：US20110044689A1
公开(公告)日：2011-02-24
申请号：US12545704
申请日：2009-08-21
申请人： Olga I. Vassilieva , Takao Naito
发明人： Olga I. Vassilieva , Takao Naito
IPC分类号： H04J14/06 , H04J14/02
CPC分类号： H04J14/02
摘要： A system for cross-phase-modulation-noise reduced transmission in hybrid networks includes a first, second, and third set of optical transmitters. The first set of optical transmitters transmits a set of ten gigabit per second signals. The second set of optical transmitters transmits a set of forty gigabit per second signals. The third set of optical transmitters transmits a set of one hundred gigabit per second signals. On a wavelength spectrum, the set of 10 G signals is immediately adjacent to the set of 100 G signals, and the set of 100 G signals is immediately adjacent to the set of 40 G signals. The set of 10 G signals and the set of 100 G signals are not separated by a guard band. In addition, the set of 100 G signals and the set of 40 G signals are also not separated by a guard band.
摘要翻译：用于混合网络中的交叉相位调制噪声减小传输的系统包括第一，第二和第三组光发射机。第一组光发射机发送一组十吉比特每秒信号。第二组光发射机传输一组四十吉比特/秒信号。第三组光发射机传输一组百兆比特每秒信号。在波长谱上，10 G信号的集合紧邻于100 G信号的集合，100 G信号的集合与40 G信号的集合紧邻。 10 G信号和100 G信号的集合不被保护带分隔。另外，100G信号组和40G信号组也不被保护带分隔开。

7. 发明申请

US20080170862A1 Monitoring Polarization Of A Signal Communicated According To Polarization Multiplexing 审中-公开
标题翻译：监测根据极化复用信号通信的极化
公开(公告)号：US20080170862A1
公开(公告)日：2008-07-17
申请号：US11622520
申请日：2007-01-12
申请人： Olga I. Vassilieva , Takao Naito
发明人： Olga I. Vassilieva , Takao Naito
IPC分类号： H04B10/00
CPC分类号： H04B10/532
摘要： A system operable to monitor a polarization controller includes the polarization controller and a polarization controller monitor. The polarization controller polarizes the signal to yield a polarized signal comprising a first signal component and a second signal component, where the first signal component is orthogonally polarized with respect to the second signal component. The polarization controller monitor monitors a first polarization indicating waveform of the first signal component and a second polarization indicating waveform of the second signal component. The polarization controller monitor determines whether to adjust polarization of the received signal by polarization controller in accordance with the first polarization indicating waveform and the second polarization indicating waveform.
摘要翻译：可操作以监视偏振控制器的系统包括偏振控制器和偏振控制器监视器。偏振控制器使信号偏振以产生包括第一信号分量和第二信号分量的偏振信号，其中第一信号分量相对于第二信号分量被正交极化。偏振控制器监视器监视第一信号分量的第一偏振指示波形和第二信号分量的第二偏振指示波形。偏振控制器监视器根据第一极化指示波形和第二极化指示波形来确定是否通过偏振控制器调整接收信号的偏振。

8. 发明申请

US20080170861A1 METHOD AND SYSTEM FOR COMPENSATING FOR OPTICAL DISPERSION IN AN OPTICAL SIGNAL IN A HYBRID OPTICAL NETWORK 有权
标题翻译：用于补偿混合光网络中的光信号中的光学分散的方法和系统
公开(公告)号：US20080170861A1
公开(公告)日：2008-07-17
申请号：US11622181
申请日：2007-01-11
申请人： Olga I. Vassilieva , Takao Naito
发明人： Olga I. Vassilieva , Takao Naito
IPC分类号： H04B10/18
CPC分类号： H04B10/25137
摘要： A system and method for dispersion compensation of an optical signal in a hybrid network includes generating optical traffic in a first set of one or more channels, wherein the traffic in the first set of channels is modulated using a first modulation technique. Optical traffic is generated in a second set of one or more channels, wherein the traffic in the second set of channels is modulated using a second modulation technique. An optical dispersion pre-compensation is applied to the second set of channels. The first set of channels and the second set of channels are combined to form an optical signal, and the optical signal is transmitted over an optical network.
摘要翻译：用于混合网络中的光信号的色散补偿的系统和方法包括在一个或多个信道的第一组中生成光业务，其中使用第一调制技术对第一组信道中的业务进行调制。在一个或多个信道的第二组中产生光业务，其中使用第二调制技术来调制第二组信道中的业务。光分散预补偿被应用于第二组信道。第一组信道和第二组信道被组合以形成光信号，并且光信号通过光网络传输。

9. 发明授权

US08335438B2 Estimating frequency offset using a feedback loop 有权
标题翻译：使用反馈回路估计频偏
公开(公告)号：US08335438B2
公开(公告)日：2012-12-18
申请号：US12609177
申请日：2009-10-30
申请人： Inwoong Kim , Takao Naito
发明人： Inwoong Kim , Takao Naito
IPC分类号： H04B10/00
CPC分类号： H04L27/0014 , H04B10/60 , H04B10/611 , H04B10/6164 , H04L2027/0038 , H04L2027/0065
摘要： According to particular embodiments, a signal communicated from a transmitter to a receiver is received. A frequency offset estimate of the signal is determined. The frequency offset estimate indicates a frequency difference between the transmitter and the receiver. The frequency offset estimate is provided as feedback. A next frequency offset is compensated for according to the feedback.
摘要翻译：根据具体实施例，接收从发射机传送到接收机的信号。确定信号的频率偏移估计。频率偏移估计表示发射机和接收机之间的频率差。频率偏移估计作为反馈提供。根据反馈补偿下一个频率偏移。

10. 发明申请

US20110176813A1 Method and System for Electrical Domain Optical Spectrum Shaping 有权
标题翻译：电场光谱整形方法与系统
公开(公告)号：US20110176813A1
公开(公告)日：2011-07-21
申请号：US12690682
申请日：2010-01-20
申请人： Inwoong Kim , Paparao Palacharla , Takao Naito
发明人： Inwoong Kim , Paparao Palacharla , Takao Naito
IPC分类号： H04B10/12
CPC分类号： H04B10/505 , H04B10/516
摘要： A system is provided for electrical domain optical spectrum shaping. The system may include a laser, a modulator, a first electrical filter, and a second electrical filter. The laser may be configured to output an optical carrier signal. The modulator may be configured to modulate the optical carrier signal to output a modulated optical signal based on a first filtered input signal and a second filtered input signal received by the modulator. The first electrical filter may be configured to filter a first input signal to produce the first filtered input signal. The second electrical filter may be configured to filter a second input signal to produce the second filtered input signal.
摘要翻译：提供了一种用于电域光谱成形的系统。该系统可以包括激光器，调制器，第一电过滤器和第二电过滤器。激光器可以被配置为输出光载波信号。调制器可以被配置为基于由调制器接收的第一滤波输入信号和第二滤波输入信号来调制光载波信号以输出调制光信号。第一电气滤波器可以被配置为滤波第一输入信号以产生第一滤波输入信号。第二电气滤波器可以被配置为滤波第二输入信号以产生第二滤波输入信号。

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