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公开(公告)号：WO2013116557A1
公开(公告)日：2013-08-08
申请号：PCT/US2013/024207
申请日：2013-01-31
Applicant: COMTECH EF DATA CORP.
Inventor： BEELER, Michael , BADDICK, John , DAVIS, Wallace
CPC classification number: H04W16/22 , H04L41/145 , H04W24/02
Abstract: Methods of dynamically modeling performance of a communications network that may include modeling a communications network using a processor by performing a link budget analysis (LBA) for a configuration of the communications network, receiving a plurality of layers of real-time information about the communications network, iteratively performing additional LBAs using one or more of the layers of real-time information from among the plurality of layers of real-time information, multi-dimensionally co-modeling a matrix comprising results of the iteratively performed additional LBAs, and determining one or more final communications network configuration parameters based on the multi- dimensionally co-modeled matrix.
Abstract translation: 对通信网络的性能进行动态建模的方法，其可以包括通过对通信网络的配置执行链路预算分析（LBA）来使用处理器建模通信网络，接收关于通信网络的多个实时信息层 使用所述多个实时信息层中的一个或多个实时信息层迭代地执行附加的LBA，对包括迭代执行的附加LBA的结果的矩阵进行多维共同建模，以及确定一个或多个 基于多维共模型矩阵的更多最终通信网络配置参数。
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2.发明申请A METHOD AND SYSTEM FOR OPTIMIZING DATA THROUGHPUT PERFORMANCE FOR DYNAMIC LINK CONDITIONS USING ADAPTIVE CODING AND MODULATION (ACM) AND DYNAMIC SINGLE CHANNEL PER CARRIER (DSCPC) TECHNIQUES 审中-公开一种使用自适应编码和调制（ACM）和动态单通道每载波（DSCPC）技术优化动态链路条件的数据传输性能的方法和系统
公开(公告)号：WO2013055820A1
公开(公告)日：2013-04-18
申请号：PCT/US2012/059598
申请日：2012-10-10
Applicant: COMTECH EF DATA CORP.
Inventor： DAVIS, Wallace , BEELER, Michael
CPC classification number: H04L5/0046 , H04B7/18528 , H04L1/0003 , H04L1/0009 , H04L2001/0097
Abstract: A method of maintaining a data rate of a telecommunications link that involves, in a particular embodiment, modulating a carrier signal, encoding the carrier signal, and dynamically controlling a bandwidth of the carrier signal by changing a symbol rate of the carrier signal such that a data rate of the carrier signal remains substantially equal to a predetermined data rate when the carrier signal is transmitted to a remote receiver.
Abstract translation: 一种保持电信链路的数据速率的方法，在一个具体实施例中涉及调制载波信号，编码载波信号，以及通过改变载波信号的符号率来动态地控制载波信号的带宽，使得 当载波信号被发送到远程接收机时，载波信号的数据速率保持基本上等于预定的数据速率。
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3.发明申请
公开(公告)号：WO2012122560A3
公开(公告)日：2012-09-13
申请号：PCT/US2012/028661
申请日：2012-03-10
Applicant: COMTECH EF DATA CORP.
Inventor： BEELER, Michael , HARIG, Jeffrey , DAVIS, Wallace , MORRIS, Frederick , MAMARIL, Cris
Abstract: A method for remotely and dynamically controlling adjacent satellite interference comprising monitoring one or more off-axis signals emitted by one or more remote transmitters; determining whether one or more of the off-axis signals is creating adjacent satellite interference (ASI), off axis emissions and inband interference that is higher than a predetermined level of acceptable interference, and transmitting a control signal to at least one of the one or more remote transmitters in response to the determination that the one or more off-axis signals is creating interference that is higher than the predetermined level of acceptable interference, the control signal initiating an adjustment to one or more transmission parameters of the one or more remote transmitters such that interference resulting from the one or more off-axis signals emitted by the one or more remote transmitters is reduced or eliminated.
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公开(公告)号：WO2012109156A3
公开(公告)日：2012-08-16
申请号：PCT/US2012/024012
申请日：2012-02-06
Applicant: COMTECH EF DATA CORP.
Inventor： BEELER, Michael , MORRIS, Frederick , HARIG, Jeffrey , MAMARIL, Cris
Abstract: A communication method for embedding a meta-carrier under an original carrier signal with reduced or minimal original carrier signal degradation, the method comprising transmitting an original carrier signal and transmitting a meta-carrier signal separate from the original carrier signal, wherein the meta-carrier signal contains information about an original carrier signal, is extractable under an interfered condition, and is transmitted such that the meta-carrier signal occupies at least a portion of a bandwidth of the original carrier signal.
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5.发明申请A METHOD FOR ADAPTIVE CODING AND MODULATION (ACM) FOR SUPPORTING MESH NETWORK 审中-公开一种用于支持网络的自适应编码和调制（ACM）的方法
公开(公告)号：WO2013063324A1
公开(公告)日：2013-05-02
申请号：PCT/US2012/061996
申请日：2012-10-25
Applicant: COMTECH EF DATA CORP.
Inventor： MANEA, Vasile , BEELER, Michael , MORRIS, Frederick , HARIG, Jeffery
IPC: H04L12/829
CPC classification number: H04W76/02 , H04B7/18515 , H04B7/18582 , H04L1/0003 , H04L1/0009 , H04W28/18 , H04W48/16 , H04W72/04 , H04W72/0406 , H04W76/10 , H04W84/06
Abstract: A method of provisioning a communications link between remote terminals within a hub-spoke network comprising receiving, by a first remote terminal, information about a second remote terminal from a hub, selecting, by the first remote terminal, a modulation factor, coding rate, symbol rate, center frequency, and power level based on the information received about the second remote terminal, transmitting, by the first remote terminal, a signal using at least one of the selected modulation factor, coding rate, symbol rate, center frequency, and power level, to the second remote terminal such that a communications link is created, and adjusting the modulation factor, coding rate, symbol rate, center frequency, or power level of the transmitted signal such that performance of the link is increased while maintaining a presence of the link.
Abstract translation: 一种提供集线器辐射网络内的远程终端之间的通信链路的方法，包括由第一远程终端从集线器接收关于第二远程终端的信息，由第一远程终端选择调制因子，编码率， 基于接收到的关于第二远程终端的信息的符号率，中心频率和功率电平，由第一远程终端使用所选择的调制因子，编码率，符号率，中心频率和 功率电平到第二远程终端，使得创建通信链路，并且调整发送信号的调制因子，编码率，符号率，中心频率或功率电平，使得链路的性能在维持存在的同时增加 的链接。
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Patent Agency Ranking6.发明申请META-CARRIER EMBEDDING TECHNIQUE WITH IMPROVED PERFORMANCE FOR BPSK, MSK, AND O-QPSK MODULATION 审中-公开具有改进性能的BPSK，MSK和O-QPSK调制的META-CARRIER嵌入技术
公开(公告)号：WO2013003851A1
公开(公告)日：2013-01-03
申请号：PCT/US2012/045289
申请日：2012-07-02
Applicant: COMTECH EF DATA CORP.
Inventor： CANNON, Richard, Hollingsworth , BEELER, Michael , MAMARIL, Cris
IPC: H04B1/707
CPC classification number: H04L27/183 , H04B1/707 , H04B2201/70716 , H04L27/3461
Abstract: A method of embedding information within a burst carrier signal, the method comprising modulating meta-data using a modulator such that a meta-carrier signal results, lowering a Power Spectral Density (PSD) of the meta-carrier signal by Direct Sequence Spread Spectrum (DSSS) chipping the meta-carrier signal using a linear Pseudo-Random Number (PRN) sequence, embedding one or more modulated symbols of the meta-carrier signal within an unused portion of one or more quadrants of a modulation constellation of a burst carrier signal such that a composite carrier signal results, and synchronously transmitting the composite carrier signal using a transmitter such that symbols of the meta-carrier signal are synchronized with symbols of the burst carrier signal.
Abstract translation: 一种在突发载波信号内嵌入信息的方法，所述方法包括使用调制器调制元数据，使得元载波信号导致，通过直接序列扩展频谱降低元载波信号的功率谱密度（PSD） DSSS）使用线性伪随机数（PRN）序列削减元载波信号，将元载波信号的一个或多个调制符号嵌入突发载波信号的调制星座的一个或多个象限的未使用部分内 使得复合载波信号产生，并且使用发射机同步发送复合载波信号，使得元载波信号的符号与突发载波信号的符号同步。
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公开(公告)号：WO2015122956A1
公开(公告)日：2015-08-20
申请号：PCT/US2014/067876
申请日：2014-12-01
Applicant: COMTECH EF DATA CORP.
Inventor： BEELER, Michael , DAVIS, Wallace , REMILLONG, Randall , MCCOLLUM, Jason
CPC classification number: H04H20/12 , H04B7/18517 , H04H20/74 , H04L5/0016 , H04L5/0092
Abstract: A method of providing a recovery channel for a common transmission network of remote devices comprising encoding data that contains information about a primary carrier signal, modulating the encoded information, spreading, the modulated encoded information such that a secondary carrier signal results, combining, the spread secondary carrier with the primary carrier signal such that the spread secondary carrier signal occupies at least a portion of a bandwidth of the bandwidth pool, transmitting the combined primary and secondary carrier signals across a communications link having a plurality of remote carrier signals also being transmitted across the communications link to a remote receiver and sharing a same bandwidth pool (or multiple bandwidth pools), and reestablishing the communications link with the primary carrier signal after a loss of the communications link using the information about the primary carrier signal contained in the secondary carrier signal to recover one or more network configuration parameters.
Abstract translation: 提供用于远程设备的公共传输网络的恢复信道的方法，包括编码包含关于主载波信号的信息的数据，调制编码信息，扩展调制编码信息，使得辅载波信号结果， 具有主载波信号的二载波使得扩展的辅载波信号占据带宽池的带宽的至少一部分，跨越具有多个远程载波信号的通信链路传输组合的主载波信号和辅载波信号，其也跨越 到远程接收机的通信链路并且共享相同的带宽池（或多个带宽池），并且在丢失通信链路之后使用包含在辅助载波中的主载波信号的信息重新建立与主载波信号的通信链路 信号恢复一个或多个 网络配置参数。
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8.发明申请METHOD AND SYSTEM FOR OPTIMIZING PERFORMANCE WITH HITLESS SWITCHING FOR FIXED SYMBOL RATE CARRIERS 审中-公开用于针对固定符号速率载波的无缝切换优化性能的方法和系统
公开(公告)号：WO2013082216A1
公开(公告)日：2013-06-06
申请号：PCT/US2012/066947
申请日：2012-11-29
Applicant: COMTECH EF DATA CORP.
Inventor： MANEA, Vasile , JAIN, Naresh , BEELER, Michael , DAVIS, Wallace , MAMARIL, Cris, M. , MORRIS, Frederick , BADDICK, John
CPC classification number: H04L1/0003 , H04B7/18513 , H04L1/0009 , H04L5/0005 , H04L27/2614 , H04W52/08 , H04W52/146 , H04W52/262 , H04W52/343 , H04W72/0453 , Y02D50/10
Abstract: A method of controlling bandwidth allocation over a communications link comprising detecting, by a processor, a change in a power level of a composite signal transmitted by a transmitter, the composite signal comprising a plurality of carrier signals and having a constant center frequency and spectral allocation, adjusting at least one of a modulation factor and a forward error correction (FEC) rate of one or more of the plurality of carrier signals using a modulator, in response to the change in power level to maintain a predetermined data rate and spectral allocation of the composite signal, and maintaining, by the modulator, an uninterrupted communications link between the transmitter and a remote receiver while the at least one of the modulation factor and the FEC rate is adjusted.
Abstract translation: 一种通过通信链路控制带宽分配的方法，包括由处理器检测由发射机发送的复合信号的功率电平的变化，所述复合信号包括多个载波信号并具有恒定的中心频率和频谱分配 响应于功率电平的变化来调整所述多个载波信号中的一个或多个的调制因子和前向纠错（FEC）速率中的至少一个，以维持预定的数据速率和频谱分配 复合信号，并且由调制器维持发射机和远程接收机之间的不间断的通信链路，同时调整调制因子和FEC速率中的至少一个。
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9.发明申请A METHOD AND SYSTEM FOR CLOSED LOOP PRE-DISTORTION FOR PSK/QAM MODULATION USING FEEDBACK FROM DISTANT FROM DISTANT END OF A LINK 审中-公开一种用于PSK / QAM调制的封闭环路预失真的方法和系统，使用距距离远的一端的反馈
公开(公告)号：WO2013012912A1
公开(公告)日：2013-01-24
申请号：PCT/US2012/047175
申请日：2012-07-18
Applicant: COMTECH EF DATA CORP.
Inventor： BEELER, Michael , CANNON, Richard, Hollingsworth
IPC: H04B1/62
CPC classification number: H04B7/18513
Abstract: A method of signal distortion correction in a telecommunications channel, the method comprising modeling predicted signal distortion of an electromagnetic (EM) signal using one or more non-linearity model parameters of a signal distortion model, calculating and transferring one or more coefficients of the one or more non-linearity model parameters to a signal transmit location, pre-distorting the signal using an inverse function based on the one or more non-linearity model parameters, and transmitting the pre-distorted signal over the telecommunications channel containing a non-linear amplifier to a remote receiving device.
Abstract translation: 一种电信信道中信号失真校正的方法，所述方法包括使用信号失真模型的一个或多个非线性模型参数对电磁（EM）信号的预测信号失真进行建模，计算和传送一个或多个系数 或更多的非线性模型参数，使用基于所述一个或多个非线性模型参数的反函数对所述信号进行预失真，以及在所述电信信道上传输包含非线性的所述预失真信号 放大器到远程接收设备。
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10.发明申请METHODS AND SYSTEMS FOR PROVIDING INTERFERENCE BASED PHYSICAL-LAYER ENCRYPTION 审中-公开用于提供基于干扰的物理层加密的方法和系统
公开(公告)号：WO2012173749A2
公开(公告)日：2012-12-20
申请号：PCT/US2012/039000
申请日：2012-05-22
Applicant: COMTECH EF DATA CORP.
Inventor： AKHAVAN-TOYSERKANI, Kasra , RIPPLE, Andrew , BEELER, Michael , MAMARIL, Cris
CPC classification number: H04K1/02
Abstract: A method for encrypting an information carrier comprising generating a sequence of data using a sequence generator, modulating, using a first modulator an output from the sequence generator such that an interference signal results, encoding the interference generator's synchronization information using an encoder, modulating, using a second modulator, the encoded synchronization information such that a synchronization carrier signal results, spreading the synchronization carrier signal using a spreader such that a spread sub-carrier synchronization signal results, and combining the modulated information carrier signal, interference signal, and spread sub-carrier synchronization signal using a signal combiner such that a composite signal results, the interference signal having one or more signal characteristics that results in obfuscation of the information carrier signal when the information carrier signal and interference signal are combined.
Abstract translation: 一种用于加密信息载体的方法，包括使用序列发生器生成数据序列，使用第一调制器调制来自序列发生器的输出，使得使用编码器对干扰发生器的同步信息进行编码的干扰信号进行调制，使用 第二调制器，编码的同步信息，使得同步载波信号结果，使用扩展器扩展同步载波信号，使得扩展的子载波同步信号结果，并将调制的信息载波信号，干扰信号和扩展子信号组合， 载波同步信号使用信号组合器，使得复合信号导致干扰信号具有当信息载波信号和干扰信号被组合时导致信息载体信号混淆的一个或多个信号特性。
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