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    • 3. 发明申请
    • INTEGRATED INFRASTRUCTURE FOR COEXISTENCE OF WIRELESS LAN AND WIRELESS SENSOR NETWORKS
    • 无线局域网和无线传感器网络的一体化集成基础设施
    • WO2007137001A3
    • 2008-03-20
    • PCT/US2007068616
    • 2007-05-10
    • HONEYWELL INT INCKOLAVENNU SOUMITRI NYI YUNJUNG
    • KOLAVENNU SOUMITRI NYI YUNJUNG
    • H04L12/56
    • H04W16/14H04W72/1215H04W84/22H04W88/12
    • A wireless communications method and system are presented, which include an industrial sensor network that comprises a plurality of industrial sensors, which communicate through one or more infrastructure nodes. A wireless communications network is established, which includes a plurality of wireless communications stations that communicates with one or more of the infrastructure nodes. The infrastructure node(s) can be modified to additionally function as a wireless access point for the wireless communications network utilizing a Time Division Multiplexing Algorithm (TDMA) data structure that supports two types of data transfers, such as Frequency Hopping Spread Spectrum (FHSS) for communications of the industrial sensor network and IEEE 802.11 for communications of the wireless communications network, thereby permitting the industrial sensor network to coexist and accommodate the wireless communications network.
    • 提出了一种无线通信方法和系统,其包括工业传感器网络,其包括通过一个或多个基础设施节点进行通信的多个工业传感器。 建立了无线通信网络,其包括与一个或多个基础设施节点通信的多个无线通信站。 利用支持两种类型的数据传输的时分多路复用算法(TDMA)数据结构,例如跳频扩频(FHSS)等,基础设施节点可被修改为附加地用作无线通信网络的无线接入点, 用于工业传感器网络和IEEE 802.11的通信,用于无线通信网络的通信,从而允许工业传感器网络共存并适应无线通信网络。
    • 4. 发明申请
    • CALIBRATION OF ENGINE CONTROL SYSTEMS
    • 发动机控制系统校准
    • WO2007078653A3
    • 2007-10-04
    • PCT/US2006047155
    • 2006-12-08
    • HONEYWELL INT INCSTEWART GREGORY ESHAHED SVED MKOLAVENNU SOUMITRI N
    • STEWART GREGORY ESHAHED SVED MKOLAVENNU SOUMITRI N
    • G05B13/04F02D41/02
    • G05B11/42
    • A system for automatic multivariable calibration of an engine controller. The system may take inputs which include actuator setpoints, sensor measurements, performance requirements, and so forth. There may be an algorithm to compute engine calibration parameters for the controller. Each of the actuators may be separately stepped through to experimentally obtain actuator input and sensor output data. Algorithmic processing of the experimentally obtained data may be performed to calculate parameters of a model of an engine. A model based control design algorithm may then be invoked to obtain the calibration parameters for a controller. The calibrated controller may be tested with real or simulated engine conditions. The performance related to the parameters may be analyzed and determination of the acceptability of the data be made. If not acceptable, the parameters may be reprocessed. If acceptable, the calibration parameters may be downloaded to the engine controller for application and use.
    • 一种用于发动机控制器自动多变量校准的系统。 系统可以采取包括执行器设定点,传感器测量,性能要求等的输入。 可能有一种计算控制器的引擎校准参数的算法。 每个致动器可以分开地步进通过实验获得致动器输入和传感器输出数据。 可以执行实验获得的数据的算法处理以计算发动机的模型的参数。 然后可以调用基于模型的控制设计算法来获得控制器的校准参数。 校准的控制器可以用实际或模拟的发动机条件进行测试。 可以分析与参数相关的性能,并确定数据的可接受性。 如果不能接受,则可以重新处理参数。 如果可以接受,校准参数可以下载到发动机控制器以供应用和使用。
    • 6. 发明申请
    • METHOD AND SYSTEM FOR AUTOMATICALLY ESTIMATING THE SPATIAL POSITIONS OF CAMERAS IN A CAMERA NETWORK
    • 用于自动估计摄像机中摄像机的空间位置的方法和系统
    • WO2008063946A3
    • 2008-07-17
    • PCT/US2007084408
    • 2007-11-12
    • HONEYWELL INT INCHUSETH STEVE DKOLAVENNU SOUMITRI NBEDROS SAAD JCOHEN ISAAC
    • HUSETH STEVE DKOLAVENNU SOUMITRI NBEDROS SAAD JCOHEN ISAAC
    • G01S19/35H04N5/247G01S3/00G01S5/02
    • H04N5/247G01S5/02
    • A method for automatically estimating the spatial positions between cameras in a camera network utilizes unique identifying signals, such as RFID signals, transmitting between nearby cameras to estimate the relative distances or positions between cameras from received signal strength (RSS), time of arrival (TOA), or time difference of arrival (TDOA) measurements to thereby determine the neighboring relationship among the cameras. A discover-locate process can be used to discover, from the estimated relative distances, unknown cameras in the vicinity of at least three cameras at known locations. Absolute locations of the discovered unknown cameras can then be calculated using a geometric calculation. The discover-locate process can be cascaded throughout the network to discover and locate all unknown cameras automatically using previously discovered and located cameras. Such methods can be implemented in systems having cameras with transceivers integrated therein and a controller operably linked to the cameras.
    • 用于自动估计摄像机网络中的摄像机之间的空间位置的方法利用诸如RFID信号之类的唯一识别信号,在邻近摄像机之间传输,以从接收信号强度(RSS),到达时间(TOA)估计摄像机之间的相对距离或位置 )或到达时间差(TDOA)测量,从而确定相机之间的相邻关系。 可以使用发现定位过程从估计的相对距离中发现在已知位置处的至少三个相机附近的未知摄像机。 然后可以使用几何计算来计算发现的未知摄像机的绝对位置。 发现定位过程可以在整个网络中级联,以使用先前发现和定位的相机自动发现和定位所有未知摄像机。 这样的方法可以在具有集成有收发器的相机的系统中实现,以及可操作地连接到相机的控制器。
    • 9. 发明申请
    • METHOD AND APPARATUS FOR ESTIMATING THE LOCATION OF A SIGNAL TRANSMITTER
    • 用于估计信号发射机的位置的方法和设备
    • WO2007070345A3
    • 2007-08-16
    • PCT/US2006046750
    • 2006-12-07
    • HONEYWELL INT INCKOLAVENNU SOUMITRI N
    • KOLAVENNU SOUMITRI N
    • G01S5/02G01S5/14G01S19/19
    • G01S5/14G01S5/021G01S5/0257
    • In accordance with the principles of the present invention, a beaconing device transmits a radio signal that can be detected by a plurality of wireless receivers positioned at various known locations. The receivers form nodes of a wireless network that further includes a control node with which the receivers can communicate. Each receiver that receives the signal from the beaconing device records the signal strength at which it receives the signal from the beaconing device and sends that information to the control node. The control node processes the signal strength information received from all of the receivers and uses it to estimate the location of the beaconing device. Particularly, the controller solves an optimization problem for the coordinates of the beaconing device by determining the set of coordinates for the beaconing device that minimizes the squared error over all of the receivers that receive the signal from the beaconing device between (1) the Euclidian distance between the known coordinates of the receiving device and the estimated coordinates of the beaconing device and (2) the estimated distance between the beaconing device and the particular receiver based on signal strength at that receiver.
    • 根据本发明的原理,信标设备发送无线电信号,该无线电信号可以被位于各种已知位置处的多个无线接收器检测到。 接收器形成无线网络的节点,该无线网络还包括接收器可以与之通信的控制节点。 接收来自信标装置的信号的每个接收器记录它从信标装置接收信号的信号强度,并将该信息发送给控制节点。 控制节点处理从所有接收机接收到的信号强度信息,并使用它来估计信标设备的位置。 特别地,控制器通过确定用于信标装置的坐标集来解决信标装置的坐标的优化问题,该坐标装置使得在(1)欧几里德距离之间接收来自信标装置的信号的所有接收器上的平方误差最小 在接收设备的已知坐标和信标设备的估计坐标之间,以及(2)基于该接收机处的信号强度估计信标设备和特定接收机之间的距离。
    • 10. 发明申请
    • USE OF SENSORS IN A STATE OBSERVER FOR A DIESEL ENGINE
    • 传感器在柴油发动机的状态观察中的使用
    • WO2007041092A2
    • 2007-04-12
    • PCT/US2006037429
    • 2006-09-26
    • HONEYWELL INT INCSTEWART GREGORY EKOLAVENNU SOUMITRI NBORRELLI FRANCESCOHAMPSON GREGORY JSHAHED SYED MSAMAD TARIQRHODES MICHAEL L
    • STEWART GREGORY EKOLAVENNU SOUMITRI NBORRELLI FRANCESCOHAMPSON GREGORY JSHAHED SYED MSAMAD TARIQRHODES MICHAEL L
    • F02D41/14F02D35/02
    • F02D41/1401F02D35/023F02D41/1452F02D41/146F02D41/1466F02D41/1467F02D41/2454F02D2041/1415F02D2041/1416F02D2250/32
    • Systems and methods for controlling an engine using feedback from one or more sensors are disclosed. An illustrative control system for controlling a diesel engine may include one or more post-combustion sensors adapted to directly sense at least one constituent of exhaust gasses emitted from the exhaust manifold of the engine, and a state observer for estimating the internal state of the diesel engine based on feedback signals received from the post-combustion sensors and from subsequent use of the estimated state in a controller that sends the actuator setpoints. The post-combustion sensors can be configured to directly measure emissions such as oxides of nitrogen (NOx) and/or particulate matter (PM) within the exhaust stream, and provide such information to a state observer that, in turn, updates an internal dynamical state based on these measurements. In some cases, other sensors such as a torque load sensor, an in-cylinder pressure sensor, and/or a fuel composition sensor can be further used to update the internal state of the state space model, as needed. Using an estimated state from the state observer, a state feedback controller can compute and adjust various actuator setpoints from values that more accurately represent the true state of the system.
    • 公开了使用来自一个或多个传感器的反馈来控制发动机的系统和方法。 用于控制柴油发动机的示例性控制系统可以包括一个或多个后燃烧传感器,其适于直接感测从发动机的排气歧管发射的废气的至少一个成分,以及用于估计柴油内部状态的状态观测器 发动机基于从后燃传感器接收的反馈信号,以及随后在发送执行器设定点的控制器中使用估计状态。 后燃烧传感器可以被配置为直接测量排放物流中的氮氧化物(NOx)和/或颗粒物质(PM)的排放物,并将这些信息提供给状态观察者,反过来又更新内部动力学 状态基于这些测量。 在某些情况下,可以根据需要进一步使用诸如扭矩负载传感器,缸内压力传感器和/或燃料组成传感器的其它传感器来更新状态空间模型的内部状态。 使用来自状态观测器的估计状态,状态反馈控制器可以从更精确地表示系统的真实状态的值来计算和调整各种致动器设定点。