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    • 2. 发明授权
    • Wheelbarrow with an assisted lift dumping barrow
    • 带辅助电梯的手推车倾倒手推车
    • US09248850B1
    • 2016-02-02
    • US14546570
    • 2014-11-18
    • Brian RomasJohn Lynn
    • Brian RomasJohn Lynn
    • B62B1/18B62B1/24B62B3/08
    • B62B1/24B62B1/18B62B1/22B62B3/08B62B2203/70
    • A wheelbarrow has an assisted lift dumping barrow that provides continuously biased forward tilting of the barrow relative to the frame of the wheelbarrow through two gas springs while maintaining the legs and wheel thereof on the ground. A first gas spring is connected to a right side handle of the frame of the wheelchair and to a right rear underside of the barrow. A second gas spring is connected to a left side handle of the frame of the wheelbarrow and to a left rear underside of the barrow. Each gas spring provides a continuous bias or pressure against the rear of the barrow for assisting in pivoting and lifting the rear of the barrow for dumping its contents. A latch keeps the barrow from raising until released. A separate rear barrow handle aids in overcoming bias of the gas springs for lowering the rear of the barrow.
    • 独轮手推车具有辅助升降机倾卸手推车,其通过两个气弹簧相对于手推车的框架相对于手推车的连续偏压向前倾斜,同时将脚和车轮保持在地面上。 第一气弹簧连接到轮椅的框架的右侧手柄和手推车的右后侧。 第二气弹簧连接到手推车的框架的左侧手柄和手推车的左后下侧。 每个气体弹簧提供了抵靠手推车后部的连续偏压或压力,以帮助枢转和提升手推车的后部以倾倒其内容物。 闩锁保持手推车抬起直到释放。 单独的后手推车手柄有助于克服气弹簧的偏压,以降低手推车的后部。
    • 3. 发明申请
    • GENERALIZED MULTI-HOMING FOR VIRTUAL PRIVATE LAN SERVICES
    • 虚拟私人局域网服务的通用多媒体
    • US20120219004A1
    • 2012-08-30
    • US13036125
    • 2011-02-28
    • Florin BalusWim HenderickxNehal BhauJohn Lynn
    • Florin BalusWim HenderickxNehal BhauJohn Lynn
    • H04L12/28
    • H04L12/4641
    • A generalized multi-homing capability is depicted and described herein. The generalized multi-homing capability supports use of a generalized multi-homed site object and associated generalized multi-homed site identifier for Virtual Private LAN Services (VPLS). For example, a generalized multi-homed site object may be generated using a multi-homed site object by associating an Ethernet endpoint object and a pseudowire endpoint object with the multi-homed site object. For example, a generalized multi-homed site object may be generated using a multi-homed site object by associating an Ethernet endpoint object with the multi-homed site object and associating one or more Ethernet-related objects with the Ethernet endpoint object. The generalized multi-homed site object is configured to support multiple types of endpoints, thereby enabling multi-homing to be supported for various types of devices in various types of networks (e.g., between devices of customer and service provider networks, between devices within a service provider network, between devices of different service provider networks, and the like) and for various types of services.
    • 本文描述和描述了广义多归属能力。 广义多归属能力支持使用广义多归属站点对象和虚拟专用局域网服务(VPLS)的相关广义多归属站点标识符。 例如,通过将以太网端点对象和伪线端点对象与多宿主站点对象相关联,可以使用多宿主站点对象来生成广义多宿主站点对象。 例如,通过将以太网端点对象与多宿主站点对象相关联并将一个或多个与以太网相关的对象与以太网端点对象相关联,可以使用多宿主站点对象来生成广义多宿主站点对象。 广义多归属站点对象被配置为支持多种类型的端点,从而使得能够支持各种类型的各种类型的设备(例如,在客户和服务提供商网络的设备之间,在一个 服务提供商网络,不同服务提供商网络的设备之间等)和各种类型的服务。
    • 6. 发明授权
    • Method and integrated circuit for capacitor measurement with digital readout
    • 用数字读数电容测量的方法和集成电路
    • US06897673B2
    • 2005-05-24
    • US10392206
    • 2003-03-19
    • Scott Christopher SavageJohn Lynn McNittSean Anthony Golliher
    • Scott Christopher SavageJohn Lynn McNittSean Anthony Golliher
    • G01R27/26G01R31/28G01R31/02G01R31/26
    • G01R31/2884G01R27/2605
    • On-chip absolute value measurement circuit and an on-chip capacitor mismatch value measurement circuits are provided. The absolute value measurement circuit begins charging a capacitor. When the voltage across the capacitor reaches a first threshold, the absolute value measurement circuit starts a counter. When the voltage across the capacitor reaches a second threshold, the counter stops. The counter value is provided as digital output. A computer device reads the digital output and calculates the absolute value of the capacitor based on the counter value. The mismatch measurement circuit repeatedly charges an evaluation capacitor and transfers the charge from the evaluation capacitor to an integrating capacitor. For each transfer of charge, a counter is incremented until the voltage across the integrating capacitor reaches a threshold voltage. The counter value is provided as digital output. This process is repeated for each evaluation capacitor on the chip. A computer device reads each counter value and calculates mismatch values based on the counter values.
    • 提供片上绝对值测量电路和片上电容失配值测量电路。 绝对值测量电路开始对电容充电。 当电容器两端的电压达到第一阈值时,绝对值测量电路开始计数。 当电容器两端的电压达到第二个阈值时,计数器停止。 计数器值作为数字输出提供。 计算机设备读取数字输出并基于计数器值计算电容器的绝对值。 不匹配测量电路对评估电容器重复充电,并将电荷从评估电容器转移到积分电容器。 对于每次电荷转移,计数器递增,直到积分电容器两端的电压达到阈值电压。 计数器值作为数字输出提供。 针对芯片上的每个评估电容器重复该过程。 计算机设备读取每个计数器值并基于计数器值计算不匹配值。
    • 8. 发明授权
    • Bidirectional WDM optical communication network with data bridging plural optical channels between bidirectional optical waveguides
    • 双向光波导的双向WDM光通信网络,数据桥接多个光通道
    • US06348985B1
    • 2002-02-19
    • US09731761
    • 2000-12-08
    • Leon Li-Feng JiangRaul B. MontalvoJohn Lynn Shanton, IIIWenli Yu
    • Leon Li-Feng JiangRaul B. MontalvoJohn Lynn Shanton, IIIWenli Yu
    • H04J1402
    • H04J14/0293H04J14/0216H04J14/022H04J14/0279H04J14/0283H04J14/0284H04J14/0286
    • The present invention relates to a bidirectional optical network including a bridge for selectively transferring information from an optical channel carried on a first bidirectional WDM optical waveguide to at least two optical channels on a second bidirectional WDM optical waveguide. The first and second bidirectional optical waveguides each carry two counter-propagating WDM optical signals each having plural channels. A bridge is interposed between the first and second bidirectional optical waveguides which includes an optical add-drop multiplexer optically communicating with each bidirectional waveguide. At least one optical channel having first and second data bits streams is dropped from the first bidirectional waveguide. The first and second data bit streams are respectively encoded on two different optical channels which are then added to the second bidirectional optical waveguide. Advantageously, the two optical channels encoded with the two series of data bits may travel in the same or opposite directions when added to the second bidirectional waveguide, further enhancing network flexibility.
    • 双向光网络技术领域本发明涉及一种双向光网络,其包括用于选择性地将信息从第一双向WDM光波导上携带的光信道传送到第二双向WDM光波导上的至少两个光信道的桥。 第一和第二双向光波导都携带两个具有多个通道的反向传播的WDM光信号。 桥接在第一和第二双向光波导之间,其包括与每个双向波导光学通信的光分插复用器。 至少一个具有第一和第二数据比特流的光信道从第一双向波导中丢弃。 第一和第二数据比特流分别编码在两个不同的光通道上,然后将其添加到第二双向光波导。 有利的是,当被添加到第二双向波导时,用两个数据位序列编码的两个光信道可以以相同或相反的方向行进,进一步提高了网络的灵活性。
    • 10. 发明授权
    • Block cipher system for data security
    • US3958081A
    • 1976-05-18
    • US552685
    • 1975-02-24
    • William Friedrich EhrsamCarl H. W. MeyerRobert Lowell PowersPaul Norman PrenticeJohn Lynn SmithWalter Leonard Tuchman
    • William Friedrich EhrsamCarl H. W. MeyerRobert Lowell PowersPaul Norman PrenticeJohn Lynn SmithWalter Leonard Tuchman
    • G09C1/00G06F21/22H04L9/06H04K1/00
    • H04L9/0625H04L2209/125H04L2209/24
    • A device for ciphering message blocks of data bits under control of a cipher key. The cipher device performs an enciphering process for each message block of data by carrying out a predetermined number of iteration operations in the first of which a first half of the message block of data bits is first expanded by duplicating predetermined ones of the data bits. The data bits of the expanded message block are combined by modulo-2 addition with an equal number of cipher key bits, selected in accordance with an arbitrary but fixed permutation, to produce a plurality of multi-bit segments forming the arguments for a plurality of different nonlinear substitution function boxes. The substitution boxes perform a plurality of nonlinear transformation functions to produce a substitution set of bits which are equal in number to the number of data bits in the first half of the message block. The substitution set of bits is then subjected to a linear transformation in accordance with an arbitrary but fixed permutation. The combined nonlinear transformation and linear transformation results in a product block cipher of the first half of the message block. The second half of the message block is then modified by modulo-2 addition with the product block cipher of the first half of the message block to produce a modified second half of the message. The modified second half of the message block then replaces the first half of the message block which at the same time replaces the second half of the message block in preparation for the next iteration operation. During the next iteration operation, the cipher key bits are shifted according to a predetermined shift schedule to provide a new set of permuted cipher key bits. The modified second half of the message block is then used with the new set of permuted cipher ket bits in a similar product block cipher operation, the result of which is used to modify the first half of the message block. The modified first half of the message block then replaces the modified second half of the message block which at the same time replaces the first half of the message block in preparation for the next iteration operation. During each of the remaining iteration operations of the enciphering process except the last, the cipher key bits are shifted according to the predetermined shift schedule, a modified half of the message block is remodified according to a product block cipher of the previously modified half of the message block and the resulting remodified half of a message block is effectively transposed with the previously modified half of the message block. During the last iteration operation, the cipher key bits are shifted a last time according to the shift schedule and a last remodification of a modified half of the message block is performed according to a product block cipher of the previously modified half of the message block but the resulting remodified half of the message block and the previously modified half of the message block are not transposed and now constitute the enciphered version of the original message block. Deciphering an enciphered message block is carried out by the same series of iteration operations under control of the same cipher key shifted during the iteration operations according to a predetermined shift schedule in a direction opposite to that in the enciphering process to reverse the enciphering process and undo every iteration that was carried out in the enciphering process to produce a resulting message block identical with the original message block.