336results about "Main station arrangements" patented technology

A hose fault detection system includes a hose assembly including a hose having first and second conductive layers. The hose assembly has an electrical characteristic. A fault detector is in electrical communication with the first and second conductive layers. The fault detector includes an indicator operatively connected to the hose assembly. A method for monitoring the structural integrity of a hose assembly includes providing a fault detection system having a hose assembly including a hose having a first conductive layer and a second conductive layer. The hose assembly has an electrical characteristic. The electrical characteristic of the hose assembly is compared to a threshold value. A visual indicator in operative communication with the hose assembly is illuminated when the electrical characteristic goes beyond the threshold value.

An airborne meter communication system includes an airborne platform that communicates with ground based utility meters using radio frequencies. The airborne platform retransmits information received from the meters to a network operations center for further processing.

A mobile radio frequency identification (RFID) reader system is provided. The RFID reader system includes an RFID reader. The RFID reader system further includes a primary antenna for transmitting RFID signals to acquire RFID information from RFID item tags and a secondary antenna for transmitting RFID signals to acquire RFID information from one of RFID shelf tags and RFID floor tags.

Methods, systems, and apparatuses for managing power consumed by an RFID reader are described. Such methods, systems and apparatuses can include, for example, controlling RFID reader power levels by detecting proximity to an RFID tagged object, by motion detection of RFID readers and tags. Using internal and/or external sensor modules, power management capabilities of the RFID reader are enhanced leading to less frequent recharging of the RFID reader.

A system is provided that allows the aggregation of a plurality of inputs from an electrical grid and the display of the plurality of inputs on a single integrated display for a network operator. The system accepts signals from electrical loads and generation devices and analyzes the inputs to determine potential issues or trends, including fault predictions and recommends contingency plans. The system presents these potential issues and possible corrective actions to the network operator. The network operator may initiate actions, such as dispatching loads or activating generation capacity for example, in response.

Provided are a method and a system for authenticating a radio frequency identification (RFID) tag, by which an RFID reader and an authentication server authenticate the RFID tag by using a cryptographic operation and a protocol.

An electronic electric meter for use in a networked automatic meter reading environment. The electric meter retrofits into existing meter sockets and is available for new meter installations for both single phase and three phase electric power connections. The electric meter utilizes a modular design which allows the interface modules to be changed depending upon the desired communication network interface. The meter measures electricity usage and monitors power quality parameters for transmission to the utility. The gateway node transmits this data to the utility over a commercially available fixed wide area network (WAN). The meter also provides direct communication to the utility over a commercially available network interface that plugs into the meter's backplane or bus system bypassing the local area network communication link and gateway node.

Methods and systems for optimizing information associated with RFID devices that, include a memory chip written with redundant data and read by an RFID reader and, are adapted for operation of RFID tags and chemical, biological, and physical RFID sensors that are exposed to gamma radiation, such as disposable devices used in bioprocessing.

The invention relates to a robot system for taking care of pets, including a control system and a robot mainbody; the control system is used for wirelessly transmitting control instruction signals, the interior of the robot mainbody is provided with a wireless receiving and processing module which is used for receiving the control instruction signals and processing the control instruction signals into control signals; the robot system further includes a driving system and a feeding module; the driving system is used for driving the robot mainbody to move according to the control instruction, and the feeding module is used for opening a feeding box containing the feed of pets according to the control instruction. A local PC computer is communicated with a remote PC computer through the internet, and the remote computer remotely controls the robot mainbody and monitors pets through the internet. The robot system for taking care of pets of the invention can take care of and monitor pets when the owner is not at home.

Specialized battery assisted command set design methods are disclosed that provide for interference rejection using highly sensitive but relatively broadband RFID tags. The command set design also supports RFID system RF power control for further interference control. The command set design also allows for convenient expansion to active transmitters and receivers in tags operating within the same system. Embodiments of the present invention provide RFID systems having battery-assisted, Semi-Passive RFID tags that operate with sensitive transistor based square law tag receivers utilizing a plurality of tag receiver dynamic range states. Additional enhancement attained via power leveling methods that optimize the amount of transmitted power and interference from a reader in relation to the sensitivity of the RFID tags, their ranges from the reader, and the unique physics of the backscatter RFID radio link.

RFID tag designs and sensors are disclosed that include a dispersive antenna and exhibit greater detection ranges relative to conventional designs. The designs include, for example a transponder having including a rectifier, a radio-frequency identification (RFID) circuit for receiving and responding to interrogation signals, and a frequency dispersion element for receiving a multi-phase input signal and creating a pulse therefrom for input to the rectifier. Frequency-dispersive elements (e.g., antennas) and compatible interrogation waveforms can be used so that the rectifying diodes receive high peak voltage levels relative to the average voltage levels.

Systems and methods are provided for acquiring data from an aircraft. The system comprises a sensor device coupled to the aircraft for generating the data, a first wireless communication interface coupled to the sensor device and configured to transmit the data upon receiving a first request, and a portable electronic device comprising a second wireless communication interface. The portable electronic device is configured to transmit the first request to the first wireless communication interface and receive the data from the first wireless communication interface.

A system for communicating information between a detection device and a wireless device is provided. The system generally includes a detection device adapted to monitor a condition related to a power system. A radio interface unit is in communication with the detection device via a communication member. A wireless device is further provided which is in radio communication with the radio interface unit such that the detection device communicates information to the wireless device through a radio interface unit. The system's components are further adapted to endure harsh conditions (e.g., prolonged exposure to water).

The application discloses a LoRa communication method. The method comprises the following steps: a LoRa processor sends a polling request to a corresponding LoRa terminal through a LoRa gateway at an appointed time node according to a terminal working time file of a working channel; the terminal working time file is computed and generated by the LoRa processor according to the parameter of each LoRa terminal, wherein the time node for performing data between each LoRa terminal and the LoRa processor is stored; after receiving the polling request, the LoRa terminal sends the monitoring data to the LoRa processor through the LoRa gateway. Through the LoRa communication method disclosed by the application, the LoRa processor orderly polls each LoRa terminal according to the terminal working time file so as to acquire the monitoring data, thereby avoiding the data conflict and effectively improving the communication efficiency. The application further discloses a LoRa communication system, and the system also has the above mentioned effect.

A system and method for preconditioning a vehicle interior via a remote start device based on then-current weather conditions independent of the previous climate control head settings in place at the termination of the vehicle's last use are disclosed. The preconditioning system and method may be used in either electronic automatic temperature control (EATC) systems or in manual temperature control (MTC) systems. When used in conjunction with an EATC system, variables including sunload, Tset point (that is, the temperature door position), Tambient, and Tcabin are used to calculate the climate load demand. When used in conjunction with an MTC system, Tambient, Tset point, and Tcabin are used to calculate the climate load demand. In the event that the MTC system does not have a Tcabin sensor then Tevaporator thermister is used to calculate the climate load demand in the beginning of the remote start. The disclosed system and method also has windshield defrosting/defog and rear glass defrost capabilities. The disclosed control strategies are also capable of turning on/off the heated/cooled seats (when present) and the heated steering wheel (when present) according to the cabin thermal comfort conditions.

A method, apparatus, and computer program product for identifying sensor units. Identification information is received from a marker in a wireless signal generated by the marker at a wireless device. The marker is associated with an object. The identification information is sent from the wireless device to a computer system. The computer system associates the wireless device with the object using the identification information.

An RFID tag for use in a vehicle for use in an electronic toll collecting system. The tag is capable of transmitting data to a tag interrogator indicating the occupancy status of the vehicle. In an embodiment, the tag has a user input and a visual and audible tag status indicator. The user input is used to change the occupancy status of the tag, wherein the occupancy status is a portion of a message sent by radio frequency to the interrogator when the vehicle passes through a toll area. In an embodiment the tag has memory for storage of said tag status and the user input can be used to cause the tag to indicate a stored tag status. In a further embodiment, the tag reverts to a default status after a predetermined period of time

Systems and methods for remote query and control of an agricultural machine use an onboard telemetry unit as a gateway for communication with the machine. The telemetry unit can be coupled to both the machine's electrical system at the machine, and a machine's controller area network (CAN). A user can call up the machine's telemetry unit using a cell phone, personal computer, or other remote communication device. In response, output from the telemetry unit can be used to energize the CAN through the vehicle's electrical system. Once energized, the CAN is able to receive commands from a user through the telemetry unit and provide them to control nodes of various machine apparatus and devices via the CAN communications bus.

A system and method is provided to track positions of a portable electronic device. Different communication modules capable of retrieving position signals are enabled selectively according to the status/type of position signals of the portable electronic device. All of the different communication modules are enabled when the portable electronic device locates around a boundary between different regions that require different communication modules to obtain geography information. Therefore, by means of seamless transferring operation between different communication modules, a remote manager may be able to continuously monitor the positions of the portable electronic device.

A system and method for remotely monitoring a field device includes a console communicably coupled to a field device located remotely therefrom. The console is configured to capture output data from an output buffer of one or more field devices, in which the output buffer is also configured to supply said output data to a field device user interface. The console displays a representation of the field device user interface, and displays the captured output data on the representation in substantially the same manner as displayed on the field device user interface.

In some examples, a server may receive a set of events from individual computing devices of a plurality of computing devices. For example, the server may receive first data identifying a first set of events that occurred on a first computing device and receive second data identifying a second set of events that occurred on a second computing device. The server may determine an event rate at which events are being received based at least in part on: the first set of events, the second set of events, and a time interval. The server may perform an analysis of at least the first set of events and the second set of events, and create, based on the analysis, a policy to reduce the event rate. The server may provide the policy to at least the first computing device and the second computing device.