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    • 61. 发明申请
    • INLINE OPTOELECTRONIC CONVERTER AND ASSOCIATED METHODS
    • 内联光电转换器及相关方法
    • US20100183314A1
    • 2010-07-22
    • US12356400
    • 2009-01-20
    • Tuong K. TruongMichael K. La
    • Tuong K. TruongMichael K. La
    • H04B10/00G02B6/36
    • H04B10/801H04B10/2503H04B10/40
    • An inline optoelectronic converter configured to convert electrical signals to optical signals aid to convert optical signals to electrical signals. The converter is external to the avionic computer and connected to the avionic computer at a location spaced apart from the avionic computer. The converter is configured to be integrated into an existing wiring bundle of the avionic computer. Also disclosed is a method of retrofitting an avionic computer by connecting an optoelectronic converter to the computer. The method comprises connecting the converter to an existing wiring bundle of the avionic computer at a location spaced apart from the avionic computer.
    • 配置成将电信号转换为光信号的内联光电转换器有助于将光信号转换成电信号。 转换器位于航空电子计算机的外部,并连接到与航空电子计算机间隔开的位置处的航空电子计算机。 转换器被配置成集成到航空电子计算机的现有布线束中。 还公开了通过将光电转换器连接到计算机来改装航空电子计算机的方法。 该方法包括将转换器连接到与航空电子计算机间隔开的位置处的航空电子计算机的现有布线束。
    • 62. 发明申请
    • Coaxial free space optical telescope and systems using the same
    • 同轴自由空间光学望远镜和使用相同的系统
    • US20100104293A1
    • 2010-04-29
    • US12289258
    • 2008-10-23
    • Gerald Nykolak
    • Gerald Nykolak
    • H04B10/00
    • H04B10/2503H04B10/1125
    • Example embodiments may include a coaxial Free Space Optical (FSO) telescope providing a simplified and more precise structure. Example embodiment telescopes include a prism structure having at least two parallel surfaces associated with a filter and mirror. The filter may reflect or transmit optical signals based on their electromagnetic characteristics. Example embodiment systems include example embodiment coaxial FSO telescopes and transmitters and receivers for receiving and transmitting optical signals. A V-groove and/or lens array may be included in example embodiment FSO systems.
    • 示例性实施例可以包括提供简化和更精确结构的同轴自由空间光学(FSO)望远镜。 示例性实施例望远镜包括具有与过滤器和反射镜相关联的至少两个平行表面的棱镜结构。 滤波器可以基于其电磁特性来反射或发射光信号。 示例性实施例系统包括用于接收和发送光信号的示例性实施例的同轴FSO望远镜和发射器和接收器。 在示例性实施例FSO系统中可以包括V形槽和/或透镜阵列。
    • 64. 发明申请
    • METHOD, EQUIPMENT, AND SYSTEM FOR DETECTING AND AUTHENTICATING TERMINAL IN PASSIVE OPTICAL NETWORK
    • 用于在被动光网络中检测和认证终端的方法,设备和系统
    • US20100040371A1
    • 2010-02-18
    • US12604085
    • 2009-10-22
    • Wei WuHai Gao
    • Wei WuHai Gao
    • H04J14/00
    • H04Q11/0067H04B10/2503H04B10/27H04J3/1694H04J14/0238H04L63/08H04L63/0876H04Q2011/0079
    • A method, equipment, and operation management system for detecting and authenticating a terminal in a passive optical network are provided. The method includes the following steps. The terminal has a logic registration code. A central office end receives the logic registration code sent by the terminal. The central office end judges whether the logic registration code of the terminal matches with the logic registration code stored at the central office end, and determines that the terminal is a valid terminal if the logic registration code sent by the terminal matches with the logic registration code stored at the central office end. The central office end records a terminal serial number from the valid terminal, and records a terminal identifier assigned to the valid terminal. By using the provided method, equipment, and operation management system, it is unnecessary to statically configure the terminal SN at the central office end, such that the maintenance cost of the central office end and the terminal is lowered, the flexibility of terminal detection and authentication is improved, and the maintainability of the central office end and the terminal is also enhanced.
    • 提供了一种用于在无源光网络中检测和认证终端的方法,设备和操作管理系统。 该方法包括以下步骤。 终端具有逻辑注册码。 中心局端接收终端发送的逻辑注册码。 中心局端判断终端的逻辑注册码是否与存储在中心局端的逻辑注册码匹配,并且如果终端发送的逻辑注册码与逻辑注册码匹配,则确定终端是有效终端 储存在中央办公室。 中心局端从有效终端记录终端序列号,并记录分配给有效终端的终端标识符。 通过使用所提供的方法,设备和操作管理系统,不必在中心局端静态配置终端SN,从而中心局端和终端的维护成本降低,终端检测的灵活性和 验证得到改善,中心局端和终端的可维护性也得到提升。
    • 67. 发明授权
    • Apparatus and method for data communication including establishing communication using tone signal
    • 用于数据通信的装置和方法,包括使用音调信号建立通信
    • US07394771B2
    • 2008-07-01
    • US10271585
    • 2002-10-17
    • Daisuke NakanoKazuyuki SumiTakashi NishimuraYuji IchikawaFumihiro Fukae
    • Daisuke NakanoKazuyuki SumiTakashi NishimuraYuji IchikawaFumihiro Fukae
    • H04L12/28H04B10/24
    • H04B10/2503H04B10/0771H04B2210/075
    • In optical two-way communication using a single optical fiber, part of the light transmitted from an apparatus is received as stray light by the apparatus itself. This occasionally hampers accurate detection of disconnection from the partner apparatus and of the start of data communication by the partner apparatus after the establishment of connection. To overcome this, the timing with which an apparatus transmits a tone signal after the establishment of connection is compared with the timing with which the apparatus receives a tone signal from the partner apparatus, and the two apparatuses use different sets of data transmission properties (for example, different wavelengths) to accurately detect disconnection. Moreover, based on the properties of the received light and the characteristics of the receiving amplifier, repetition of the same code for longer than a predetermined period is detected to accurately detect disconnection. Furthermore, in response to a request for data communication after the establishment of connection, a tone signal having a different pattern from that used to establish connection is used to accurately detect the start of data communication.
    • 在使用单个光纤的光学双向通信中,从设备发射的光的一部分被设备本身作为杂散光接收。 偶尔会妨碍对方设备断开连接的准确检测,以及对方设备建立连接后的数据通信开始。 为了克服这个原因,将在连接建立之后将设备发送音调信号的定时与设备从对方设备接收到音调信号的定时进行比较,并且两个设备使用不同的数据传输属性集(对于 例如,不同的波长)以精确地检测断开连接。 此外,基于接收光的特性和接收放大器的特性,检测出长于预定周期的相同代码的重复以精确地检测断开。 此外,响应于在建立连接之后的数据通信请求,使用具有与用于建立连接的模式不同的模式的音调信号来精确地检测数据通信的开始。
    • 68. 发明授权
    • Optical coupling device and method for bidirectional data communication over a common signal line
    • 用于在公共信号线上进行双向数据通信的光耦合装置和方法
    • US07359640B2
    • 2008-04-15
    • US10675206
    • 2003-09-30
    • Vincent OndeMaxime Teissier
    • Vincent OndeMaxime Teissier
    • H04B10/00
    • H04B10/801H04B10/2503
    • Optical coupling device operates over a bidirectional data link between at least first and second communicators, each communicating data along a common wire of the data link. The device includes at least first and second optical couplers, each including a photon flux source and a photon flux detector. The photon flux source of the first and second optical couplers, respectively, is commanded by the first and second communicator, respectively. The photon flux detector of the first and second optical coupler, respectively, produces a signal on the data link at the first and second communicator, respectively, in response to the photon flux source of the second and first optical coupler, respectively, from the second and first communicator, respectively. An inhibitor inhibits the photon flux source of the second and first optical coupler, respectively, in response to an activation of the photon flux source of the first and second optical coupler, respectively.
    • 光耦合装置通过至少第一和第二通信器之间的双向数据链路进行操作,每个通信器沿着数据链路的公共线传送数据。 该装置包括至少第一和第二光耦合器,每个光耦合器包括光子通量源和光子通量检测器。 第一和第二光耦合器的光子通量分别由第一和第二通信器命令。 第一和第二光耦合器的光子通量检测器分别响应于来自第二和第二光耦合器的第二和第二光耦合器的光子通量源分别在第一和第二通信器处的数据链路上产生信号 和第一传播者。 响应于第一和第二光耦合器的光子通量源的激活,抑制剂分别抑制第二和第一光耦合器的光子通量源。
    • 69. 发明授权
    • Protected bidirectional WDM network
    • 受保护的双向WDM网络
    • US07343093B2
    • 2008-03-11
    • US10499147
    • 2002-12-18
    • Magnus ObergUlf Persson
    • Magnus ObergUlf Persson
    • H04B10/00
    • H04J14/0283H04B10/032H04B10/2503H04J14/0204H04J14/0205H04J14/0206H04J14/0208H04J14/0209H04J14/0212H04J14/0213H04J14/0216H04J14/0284H04J14/0291H04J14/0294H04J14/0295
    • An optical WDM ring network includes at least two add/drop nodes connected in a ring path. The ring path comprises only a single optical fiber arranged for bidirectional traffic between the nodes. A 2×2 switch is used in one of the add/drop nodes for switching signals forwarded from the node to the other node to travel either on a first segment of the ring path or on a second, complementary segment of the ring path when required for protection purposes. Signals from the other node to the first node are issued to travel on both segments but the switch selects the actual segment from which the signals are received in the first node. The signals switches by the switch can be high priority signals used in protected channels communicated between the node and another node. On the segment from which the high priority signals are not received, low priority signals in non-protected channels can be communicated between the nodes, these channels also passing the switch.
    • 光WDM环形网络包括连接在环路径中的至少两个添加/分出节点。 环路仅包括布置用于节点之间的双向业务的单个光纤。 在其中一个加/减节点中使用2x2开关,用于从节点转发到另一节点的信号,以在需要保护的情况下在环路径的第一段或环路径的第二互补段上行驶 目的 发出从另一个节点到第一个节点的信号在两个段上行进,但是交换机选择在第一个节点中接收信号的实际段。 由交换机切换的信号可以是在节点和另一个节点之间通信的保护信道中使用的高优先级信号。 在不接收高优先级信号的段上,可以在节点之间传送非保护信道中的低优先级信号,这些信道也通过交换机。