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"Transmission of documents via telephone wires is possible in principle, but the apparatus required is so expensive that it will never become a practical proposition."
Dennis Gabor, British physicist
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| Number | Title | Issue Date |
| 8188875 | Radio field intensity measurement device, and radio field intensity detector and game console using the same The present invention provides a radio field intensity measurement device having a display portion with improved visibility, in the case of measuring a weak radiowave from a long distance. In the radio field intensity measurement device, a battery is provided as a p... | 05/29/2012 |
| 8169331 | Circuit protector monitoring assembly Monitoring assemblies for determining an operational state of a circuit protector in an electrical circuit. ... | 05/01/2012 |
| 8164466 | Apparatus and method for detecting a communication abnormality in a multi-type air conditioner An apparatus and method for detecting a communication abnormality in a multi-type air conditioner is disclosed. The apparatus, which performs data communication with peripheral devices having an outdoor unit, a plurality of indoor units, a repeater and a wired remot... | 04/24/2012 |
| 8159360 | Faulted circuit indicator with fault characteristic detection and display A display for a faulted circuit indicator is disclosed. A plurality of light-emitting diodes is arranged so that at least two diodes are visible to a person approaching the faulted circuit indicator from a determined angle of approach. When a fault is detected, the ... | 04/17/2012 |
| 8149127 | Coaxial cable connector with an internal coupler and method of use thereof A coaxial cable connector is provided, the connector includes: a connector body; a coupling circuit positioned within the connector body and configured to sense an electrical signal flowing through the connector; and an electrical parameter sensing circuit positione... | 04/03/2012 |
| 8138935 | Image processor An image processor includes: a notification control unit configured, when apparatus condition information which requires an alert is received, to notify alert information corresponding to the alert using a notification unit; a storage unit configured to store first ... | 03/20/2012 |
| 8138934 | System and method for false alert filtering of event messages within a network When a metering coupled to a network loses its primary power source and has a secondary power source, such as a super-capacitor, it recognizes and reports a power outage. In this case, the head end server may verify the power outage report by querying through the do... | 03/20/2012 |
| 8134471 | Alert protocol for indicating a failure condition in a distributed system A method is disclosed to alert a system administrator of a failure condition within a distributed system having a chassis, a management module, and one or more devices installed in the chassis. Such a method may initially identify whether a device within the chassis... | 03/13/2012 |
| 8130109 | Information accessing system, information apparatus, recording medium and method for accessing information A method, to facilitate communication by a machine, includes: receiving data transmitted from a reading/writing apparatus; detecting a data request signal; transmitting, to the reading/writing apparatus, a response signal responsive to the data request signal; acqui... | 03/06/2012 |
| 8115647 | Reducing HDD failure caused by electromagnetic interference from wireless devices A system to reduce electromagnetic interference caused damage. The system includes a signal detector operably coupled to a wireless network. The system further includes a warning activator coupled to the signal detector. The warning activator activates a warning upo... | 02/14/2012 |
| 8063787 | Point-of-use status indicator A point-of-use energy status indicator monitoring the presence or absence of energy at a monitored device that is required for proper operation of a point-of-use device. The point-of-use indicator being in two-way communication with a status determining device that ... | 11/22/2011 |
| 8059006 | System and method for communicating power system information through a radio frequency device 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 detect... | 11/15/2011 |
| 8059005 | Circuit protector monitoring assembly kit and method Monitoring assemblies, kits and methods for determining an operational state of a circuit protector in an electrical circuit. ... | 11/15/2011 |
| 8049635 | Apparatus and method for processing input signals An apparatus for processing input signals includes a signal receiver, a comparator, first and second drivers, and a calculator. The signal receiver is used for receiving input signals. The comparator compares the input signals with predetermined signals and generate... | 11/01/2011 |
| 8044813 | Radio field intensity measurement device, and radio field intensity detector and game console using the same The present invention provides a radio field intensity measurement device having a display portion with improved visibility, in the case of measuring a weak radiowave from a long distance. In the radio field intensity measurement device, a battery is provided as a p... | 10/25/2011 |
| 8026823 | Support for service activities at a programmable logic controller (PLC) A PLC includes a first and second module. The first module having terminal positions and/or connectors behind a door located on its front side as well as having a display, and with the second module having a display unit. For servicing the first module, status messa... | 09/27/2011 |
| 8026824 | Method and apparatus for powering remote devices A method and apparatus for powering one or more remotely-situated devices. In accordance with some embodiments of the invention, energy is added (at a convenient location) to a medium that the remotely-situated devices are associated with (e.g., a medium that the re... | 09/27/2011 |
| 8018348 | Apparatus for identifying a circuit breaker feeding a remotely disposed electrical outlet and method of using the apparatus An electrical circuit tracing apparatus wherein uniquely identifiable electrical signals are injected into deenergized electrical circuits at a circuit breaker panel. Once the apparatus is electrically connected to multiple deenergized branch circuits, a user may co... | 09/13/2011 |
| 8013752 | Weighted output sensor A sensor comprises a sensing element to generate output signals corresponding to receiving signals received from an object and an evaluation unit coupled to the sensing element and weighting the output signals from the sensing element with at least one switching thr... | 09/06/2011 |
| 8013718 | Photoelectric controller for electric street lighting An electric street light controller apparatus and monitoring method allows automatic street light turn-on and turn-off characteristics to be field programmable using RFID technology, lamp current magnitude recording, auxiliary sensor input, diagnostic alarming and d... | 09/06/2011 |
| 8004417 | Computer device output setting indicator A computer device comprises an output monitor configured to determine an output configuration setting for the computer device and automatically actuate an output setting indicator corresponding to the output configuration setting. ... | 08/23/2011 |
| 7994929 | Power patch panel with guided MAC capability A method and apparatus are provided for incorporating guided network cable Move/Add/Change (MAC) work order capability into a power patch panel. MAC work orders may be controlled and monitored using in-band signaling using, e.g., standard RJ-45 patch cords. Cable de... | 08/09/2011 |
| 7969320 | Systems and methods for detecting a patch cord end connection Systems and methods for detecting a patch cord connection are presented. The insertion of a patch cord into a device jack physically closes a circuit, thereby permitting determination of the patch cord connection. The connection of only one side of a patch cord to a... | 06/28/2011 |
| 7928855 | Diagnostic device for a washing appliance, and associated apparatus and method A diagnostic device for a washing appliance, and associated apparatus and method are provided. A control unit is in communication with at least one operational component of the washing appliance and with at least one control switch device. The control unit is respon... | 04/19/2011 |
| 7889089 | Auxiliary generator self-test verification device A device for monitoring the self-testing of an auxiliary generator provides an alarm signal if the generator does not start and operate within a predetermined time period. ... | 02/15/2011 |
| 7884732 | Wireless network control for building facilities Wireless control of building facility systems via a wireless network using a wireless relay controller with a unique identifier. The wireless relay controller receives wireless control signals via a wireless communication network. The wireless relay controller deter... | 02/08/2011 |
| 7880626 | System and method for monitoring the life of a physiological sensor Aspects of the present disclosure include a sensor configured to store in memory indications of sensor use information and formulas or indications of formula for determining the useful life of a sensor from the indications of sensor use information. A monitor connec... | 02/01/2011 |
| 7880627 | Fan detecting apparatus A fan detecting apparatus for detecting at least two fans includes a processing unit, at least two airflow switches, and at least two indicating units. The processing unit includes a first terminal configured to output a driving signal, a second terminal configured ... | 02/01/2011 |
| 7872586 | Power equipment A power equipment includes a first internal abnormality detection apparatus comprising a first antenna accommodation pipe which is connected to a first connection pipe formed in a enclosed container and which accommodates a first antenna therein, and a first signal ... | 01/18/2011 |
| 7868776 | Apparatus and system for adjusting settings of a power system device using a magnetically coupled actuator A system is provided for adjusting settings of a power system device. In one embodiment, the setting adjusted is an identification setting of the power system device. The system generally includes an actuator having a select arrangement of magnets. A magnetic field ... | 01/11/2011 |
| 7859420 | Devices for testing the operability of electronic circuitry A device for testing the operability of an AC power outlet, a DC power outlet and A/V input jacks may include an AC test circuit, a DC test circuit, an A/V test circuit, a logic circuit, and a system OK indicator. At least the AC test circuit and the DC test circuit... | 12/28/2010 |
| 7834774 | Monitoring of critical dairy farm conditions A system is provided herein for monitoring the quality of milk which is stored at a dairy facility comprising sensors, e.g., analog and/or digital sensors that are installed on equipment on a dairy farm. Such sensors report information through a communication device... | 11/16/2010 |
| 7830269 | Health monitoring for power converter capacitors A method for detecting a performance degradation of a capacitor in a power converter is disclosed. The method includes monitoring a voltage across the capacitor, detecting the performance degradation of the capacitor based on the monitored voltage, and generating a ... | 11/09/2010 |
| 7817051 | Power converter with degraded component alarm A power converter including a processor, at least one component whose health in the power converter will degrade over time, and at least one alarm is disclosed. The processor is configured for monitoring the health of the component over time, and for activating the ... | 10/19/2010 |
| 7817052 | Printed circuit adapted to detecting accidental heating The invention relates to a printed circuit (10) comprising a support (12) that is insulating under normal conditions of operation of the printed circuit (10). The printed circuit (1) carries at least one component (14) that is capa... | 10/19/2010 |
| 7812733 | Container power sensing system and method An automated and/or remote method for identifying and/or changing the source of power for these generator sets, which may apply to any environment where there are alternative sources of power available which must be managed remotely (such as for other powered contai... | 10/12/2010 |
| 7804415 | Health monitoring for power converter components A power converter including a processor and at least one component whose health in the power converter will degrade over time is disclosed. The processor is configured for monitoring the health of the component over time, and for generating a warning signal when the... | 09/28/2010 |
| 7800509 | Ropeway with sensors and method A ropeway may include at least one cable. A first sensor and a second sensor may be provided. The second sensor may be located between the first sensor and the cable. Related methodology is also disclosed. ... | 09/21/2010 |
| 7791493 | Apparatus for determining failure of vehicle antenna An on-vehicle device has a receiving antenna for receiving a radio signal from a mobile device, a receiving circuit for returning an electric signal obtained by conversion by the receiving antenna to the original state, a control unit for determining whether a recei... | 09/07/2010 |
| 7791492 | Wireless communication based safer street lamp control system Disclosed is a street lamp control system, which cuts off power sources only around an abnormal street lamp where an electric leakage or dangerous situation occurs and allows the rest street lamps to be kept being turned on. The street lamp control system is positio... | 09/07/2010 |
