Abstract: Provided is an impedance matching network having: an amplitude-adjusting variable capacitor and a phase-adjusting variable capacitor that are positioned between an input terminal and an output terminal, matching being achieved by adjustment of values of the variable capacitors; a first capacitor connected in series to one of the variable capacitors; a first switch connected in parallel to the one of the variable capacitors; and a unit operable to a) keep the first switch to an ON state while the input terminal does not receive RF power, and b) bring the first switch to an OFF state immediately after an initial start-up of a load connected to the output terminal after the input terminal has started to receive RF power.

Abstract: A printed circuit board includes a signal layer, a first reference plane layer, and a second reference plane layer. At least one transmission line is arranged on the signal layer. The transmission line includes a main transmission line, and two branch transmission lines connected to an end of the main transmission line. The first reference plane layer is disposed below the signal layer for the main transmission line. The second reference plane layer is disposed below the first reference plane layer for the branch transmission lines, to increase impedance of the two branch transmission lines.

Abstract: A small, high performance, multifunctional high frequency circuit that is multiband and multimode compatible reduces loss from a switch formed on the output side of a final stage amplification unit. The final stage amplification unit power amplifies an input signal and outputs an amplified signal. A first matching circuit impedance converts the amplified signal input thereto at a first input impedance, and outputs a first impedance-converted signal at a first output impedance. A control unit that generates a control signal denoting signal path selection information. A switch unit selects one of at least two signal paths based on the control signal, passes the first impedance-converted signal at an on impedance through the selected path, and outputs the pass signal. A second matching circuit impedance converts a pass signal input thereto at a second input impedance, and outputs a second impedance-converted signal at a second output.

Abstract: An antenna duplexer is provided, which can be built with a smaller size and lower height than ever without compromising out-of-band attenuation characteristic and isolation characteristic between a transmit terminal and a receive terminal. The antenna duplexer includes a transmit filter provided between an antenna terminal and the transmit terminal, and a receive filter provided between the antenna terminal and the receive terminal. The filters are enclosed by a package, in which a ground pattern for the receive filter is separated from other ground patterns.

Abstract: A method for fabricating a bulk acoustic wave (BAW) device comprising providing a growth substrate and growing an Group-III nitride epitaxial layer on the growth substrate. A first electrode is deposited on the epitaxial layer. A carrier substrate is provided and the growth substrate, epitaxial layer and first electrode combination is flip-chip mounted on the carrier substrate. The growth substrate is removed and a second electrode is deposited on the epitaxial layer with the epitaxial layer sandwiched between the first and second electrodes. A bulk acoustic wave (BAW) device comprises first and second metal electrodes and a Group-III nitride epitaxial layer sandwiched between the first and second electrodes. A carrier substrate is included, with the first and second electrodes and epitaxial layer on the carrier substrate.

Abstract: A film bulk acoustic resonator includes: a substrate; a lower electrode held on the substrate with at least a portion thereof being in a hollow state; a piezoelectric film provided on the lower electrode; and an upper electrode provided on the piezoelectric film. At least one of the lower electrode and the upper electrode is primarily composed of copper (Cu) and further contains a first element having a negatively larger free energy of oxide formation (?G) than copper. At least one of the lower electrode and the upper electrode is primarily composed of copper (Cu) and further contains a second element having smaller surface energy than copper.

Abstract: A piezoelectric thin-film resonator includes: a lower electrode that is formed on a substrate; a piezoelectric film that is formed on the substrate and the lower electrode; an upper electrode that is formed on the piezoelectric film, with a portion of the piezoelectric film being interposed between the lower electrode and the upper electrode facing each other; and an additional film that is formed on the substrate on at least a part of the outer periphery of the lower electrode at the portion at which the lower electrode and the upper electrode face each other, with the additional film being laid along the lower electrode.

Abstract: An object of the invention is to provide a coupling element of an MEMS filter with design flexibility and minimization of mass loading effects. The invention provides a structure wherein the mass loading effects are not reflected on the MEMS filter characteristic by using a nanosize coupling element with a very small mass compared to a microsize MEMS resonator, such as a carbon nanotube (CNT), as a coupling element part.

Abstract: A fixed impedance low pass metal powder filter having a planar buried stripline geometry comprises first and second parallel ground planes spaced from one another and a central stripline spaced equal distance from the first and second parallel ground planes and parallel thereto. The space between the first and second ground planes is filled with a dielectric containing metal powder. The densities of the metal powder within the dielectric are highest near the central stripline and become less near the first and second ground planes. The dielectric is a laminated structure that comprises layers of epoxy impregnated fiberglass, layers having different densities of metal powder.

Abstract: A broadcast signal receiving apparatus includes: a connecting unit through which a broadcast signal is input/output; a first tuner that is provided to be integrated with the connecting unit and tunes the broadcast signal input through the connecting unit; and a second tuner that is connected to the connecting unit via a cable and tunes the broadcast signal input through the connecting unit.

Abstract: The disclosure proposes an electrical switching device having at least one contact point having at least one drive, which opens the contact point directly and/or via a switching mechanism with a latching point and which drive has an element having a predetermined shape, which element consists of a shape memory alloy, which changes its shape under the influence of an electromagnetic field and, in the process, opens or closes a contact point or double contact point or unlatches a switching mechanism.

Abstract: The present invention discloses a method for sectioning a medium-voltage distribution electric line evidencing a disturbance, wherein said method comprises the stages of: (a) evaluating a current in a medium-voltage line with a detection coil; (b) converting the intensity generated by said current by the detection coil in a potential difference, further transferring the information to a microprocessor; (c) analyzing the profile of the wave generated by the current by an algorithm to analyze harmonic levels by Fourier Series, and (d) determining the behavior or the section switch from the result obtained in (c).

Abstract: A contactless switch module, which is actuatable between a closed circuit position and an open circuit position, a plurality of magnetic field sensing sensors, and a plurality of magnets. The switch also includes a multi-channel switch controller. Each one of the plurality of magnetic field sensing sensors is communicatively coupled to an input channel of the multi-channel switch controller. The multi-channel switch controller is configured to determine a switch state based at least upon the respective states of its input channels.

Abstract: A variable inductor according to the present invention includes a control winding, two windings constituting a primary winding, and a magnetic core. The magnetic core includes a center leg and two outer legs disposed so as to sandwich the center leg, wherein the control winding is disposed around the center leg, and the two winding as the primary winding are disposed around the two outer legs, respectively. The control winding is shifted in location with respect to the two winding as the primary winding in the longitudinal direction of the legs thereby providing a sufficient spatial isolation therefrom, thus ensuring a sufficient withstand voltage between the control winding and the primary winding.

Abstract: Transformers are provided. A transformer comprises a ferromagnetic core unit; a bobbin coupled with the ferromagnetic core unit; at least a winding unit as a primary winding and at least a plate as a secondary winding. Also, some of the winding units can act as a secondary winding. At least a winding unit and at least a plate are alternatively stacked in a staggered manner. A conductive wire is wound around the winding unit.

Abstract: An integrated transformer structure includes a first coil element associated with a transverse axis, the first coil element having at least one turn. The first coil element includes a first portion provided on a first lateral level, and a second portion provided on a second lateral level. The first and second lateral levels being mutually spaced apart along said transverse axis. The first and second portions being displaced laterally from said axis by different respective distances. At least one crossover portion of the first coil element, in which the first coil element being configured to provide a conducting path through at least a portion of the first portion of the first coil element to the crossover portion, through the crossover portion and subsequently through at least a portion of the second portion of the first coil element, in which any change of flow direction along said path is less than 90° in a lateral direction.

Abstract: Embodiments of the invention provide a transformer comprising: a first coil element having a transverse axis along a transverse direction, the first coil element having p turns where p is greater than or equal to 1; and a second coil element having a transverse axis generally parallel to the transverse axis of the first coil element, the second coil element having n turns, where n is greater than or equal to 5 p; wherein the first and second coil elements are arranged to provide electromagnetic coupling between the coil elements along a portion of a length of the second coil element in both a transverse direction parallel to the transverse axes and a lateral direction, wherein the lateral direction is a direction normal to the transverse axes.

Abstract: The present invention is directed to a position sensor, comprising a printed circuit board; a pair of stationary planar air-core coils formed in a trapezoidal or rectangular shape and side-by-side one another on the printed circuit board, coil windings being relatively uniformly distributed over a predetermined area of the printed circuit board; and a moving target formed by a sheet of copper on the printed circuit board.

Abstract: This invention relates to an improved process for removing conductors and electrical insulation parts from electrical device components so that these devices can be refurbished with new insulation and conductors. This invention also relates to an electrical device component having an electrical winding support, a laminate electrical insulation part, an electrical conductor, and an encapsulating resin, that has a special laminate electrical insulation part that allows more efficient and environmentally friendly refurbishing.

Abstract: A current breaker includes a shell, a switching member, a movable conductor, a first conductive strip, a second conductive strip, a third conductive strip, a snap strip, a disengaging member and a locking member. In case of excessive current, the snap strip disfigures to move the disengaging member for releasing the locking member from the movable conductor, and then separates the movable conductor from the first conductive strip so as to cut off current. Moreover, even if the switching member should accidentally be compressed immovable in the ON condition, this current breaker still could work to cut off current automatically.

Abstract: A fuse includes: a first connecting terminal to be connected to a power source; a second connecting terminal to be connected to a load; a third connecting terminal to be connected to a relay control circuit; a fuse element having one end to be connected to the first connecting terminal; and a semiconductor relay directly mounted on the second connecting terminal. The semiconductor relay is a relay circuit switching between conducting and non-conducting states of a connection between its own drain and source electrodes, according to control signals inputted to the own gate electrode. The drain, source and gate electrodes are electrically connected to the other end of the fuse element, the second connecting terminal and the third connecting terminal, respectively. The first to third connecting terminals, the fuse element and the semiconductor relay are formed in an integral structure with a mold resin sealing portion.

Abstract: An appliance assembly includes an appliance and a thermal assembly. The thermal assembly includes a housing attached to the appliance, a temperature sensing device carried by the housing and electrically coupled with the appliance, and a thermal fuse carried by the housing and electrically coupled with the appliance, the thermal assembly being a modular assembly and thereby configured for being, as a single unit, attached to and detached from the appliance.

Abstract: The invention relates to a device and a method for controlling at least one air conducting element (15) in a motor vehicle. Said device comprises a first gas sensor (51) and a second gas sensor (52) which generate signals in accordance with the harmful gas concentration in the ambient air. An output signal that is used for triggering the air conducting element is generated with the aid of a signal evaluation unit. The aim of the invention is to create a method and a device which are used for controlling an air conducting element, accurately detect and distinguish the different development of harmful gas concentrations in the atmosphere and trigger the air conducting elements accordingly, and are embodied in an inexpensive, reliable, and durable manner. Said aim is achieved by configuring an electronic decision unit (4) that determines which of the two sensor signals is fed to a single signal evaluation unit during the current interval.

Abstract: There is provided an information processing system that includes an information processing terminal equipped with an IC chip capable of non-contact communication with a reader/writer, a data provider device that stores a first data record for creating service data, and a control information processing device that creates the service data and transmits the service data to the information processing terminal. The information processing terminal includes a terminal communication portion that acquires the first data record from the data provider device and transmits the first data record to the control information processing device. The control information processing device includes a control communication portion that receives the first data record, a control storage portion that stores a second data record for creating the service data, and a data creation portion that creates the service data based on the first data record and the second data record.

Abstract: The present invention is to provide a method for protecting data applied to an electronic communication device, which enables the electronic communication device to receive a wireless signal containing a data output instruction transmitted by a user of the electronic communication device when the electronic communication device is stolen or lost, output a plurality of preset protected data stored in the electronic communication device to an external storage device, and delete the preset protected data from the electronic communication device so that the preset protected data no more exists in the electronic communication device and can't be used by others who picked up or stole the electronic communication device.

Abstract: A guest monitoring and identification system is shown. The system comprises an RFID carried by a guest and includes therein programmed predetermined data identifying a guest. An activating transmitter transmits a monitoring signal over a designated area to be traversed by a guest having the RFID. A receiver receives from the RFID a transmitted data signal containing the programmed predetermined data identifying the guest. A guest identification and service information processor receives the transmitted data signal. The processor interprets the programmed predetermined data identifying a guest and generates data/information signals providing the name and service profile for an identified guest. A communication device communicates to service staff the name and service profile for an identified guest.

Abstract: A vehicle key system is provided. The vehicle key system comprises a vehicle computer system for a vehicle and a monolithic key structure. The monolithic key structure comprises a key portion coupled to the vehicle and a body portion electrically coupled to the vehicle computer system. The body portion comprises an image capturing unit capturing a biological feature and an image transmitting unit electrically coupled to the image capturing unit for transmitting the captured biological feature to the vehicle computer system.

Abstract: A time-of-flight ranging system, such as a keyless access control system, comprises a first part (10) and a second part (12), which may implemented as a portable device such as a key fob. Both parts have signal transmitting and receiving means (14, 22 and 26, 32) for effecting communication with each other. At least the first part comprises means for determining the distance between the first and second parts based on time-offlight. In order to save power, when that first and second parts are a relatively great distance apart, the time-of-flight measuring means computes the time based on a relatively coarse algorithm, and when the parts are relatively close, the computation is carried-out using a more precise algorithm.

Abstract: An apparatus for obtaining information that can be used to authenticate an entity, the apparatus comprising: an image capturing means arranged to capture an image; an image processor arranged to process the image in order to retrieve a block of ciphertext encoded in the image; and a data processor arranged to decrypt the block of ciphertext in order to obtain the information that can be used to authenticate the entity.

Abstract: A method and an apparatus for determining the proximity between an electronic sign and one or more object items to transmit presentation information to the electronic sign are described. The determination may be based on a signal wirelessly generated from the electronic sign. The presentation information displayed at the electronic sign may describe the one or more object items. Locations of the one or more object items may be determined based on wirelessly received identifiers of the one or more objects items, a portable wireless device, and the electronic sign.

Abstract: The present invention relates to a container, especially for moisture-sensitive goods, with a container body formed by a wall and a bottom of the container, and a container cover which can be opened and closed. The container has a layer, preferably containing a desiccant, which extends over at least a part of the body and a transponder which is arranged between body and layer.

Abstract: A transporter is provided for use in particular with microwave or millimetric wavelength electromagnetic radiation, and includes a retro-reflecting arrangement and a modulating arrangement, in which the modulating arrangement is operable, by a current-induced field, to apply a predetermined type of pattern of modulation to incident microwave or millimetric wavelength electromagnetic radiation passing therethrough, before and/or after the incident radiation is reflected by the retro-reflecting arrangement. When used in combination with an interrofator unit, a particular type or pattern of modulation applied by the transponder may be detected in order to extract information represented in the modulation.

Abstract: An RFID event tracking and management system provides a standardized approach that can be utilized by various industry verticals. Guaranteed event delivery can ensure that any event data captured by an RFID device is written to persistent storage. A first guaranteed commit process can ensure that event data captured by an RFID device is written to a persistent queue, and the event data is not released from the RFID device until the event data is verified to be in the persistent queue. A second guaranteed commit process then ensures that the event data in the persistent queue is written to persistent storage, and the event data is not released from the persistent queue until the event data is verified to be in the persistent storage.

Abstract: An RFID reader control system and method is provided. A protocol for controlling an RFID reader and an RFID reader control unit of a mobile phone is defined. Messages, information, commands, responses, and notification are constructed and transmitted between the RFID reader and the RFID reader control unit.

Abstract: A system for utilizing RFID tags to manage automotive parts. A system is provided that includes a radio frequency identification (RFID) reader configured to read data from RFID tags affixed to parts located throughout a vehicle, wherein each RFID tag uniquely identifies a part; a data processing system configured to process the data obtained by the RFID reader; and a service application that provides service related information to an end user based on an installation or removal of a part from the vehicle.

Abstract: There is provided a data control system that includes a control server and an information processing terminal equipped with a non-contact type IC chip. The information processing terminal includes an internal memory in the IC chip and an update request portion. The internal memory includes at least one service area that can store a service data item and a control information item and includes an index area that stores a link information item for accessing the service area The update request portion transmits an update request that specifies the link information item and service area to be updated, as well as a type of update processing. The control server includes a data update portion that responds to the update request, performing the specified type of update processing on the specified link information item and service area and causing the specified link information item and service area to be updated.

Abstract: A facility status information networked control, communication and display system with one or more monitoring stations and wireless communication with a portable pagers. Each station displays a facility layout and has indicia representative of specific designated areas of a facility which is available for use. The indicia communicates to a staff member a status or a need in a designated area of said facility. The station has a touch screen and the indicia is illuminated. The system has a programmable circuitry. Each station and each pager are capable of for sending and receiving updated status changes corresponding to each specific designated area, sending page requests to other users within the system, and sending text messages to other users within the system. Statistical data can be remote collected and stored on a computer for analysis by a facility operator. The pagers can be programmed to operate in a desired mode.

Abstract: The present invention relates to a device for determining the roll angle and a system and a method for roll stabilization of a motor vehicle with a yaw rate sensor arrangement (1) of an existing driving dynamics control system which, for detecting a combined signal consisting of yaw rate and roll rate, is with its measuring axis inclined at a predetermined inclination angle (?) in relation to the vertical axis in the plane passing through the longitudinal axis and the vertical axis of the motor vehicle; and with at least one observer (3), preferably designed as a Kalman filter, which, for determining the roll angle (?), splits the combined signal detected by the yaw rate sensor arrangement (1) into the two signal components yaw rate and roll rate.

Abstract: Vehicle with diagnostic capability includes different vehicle-resident sensors, each providing a measurement related to a state of the sensor or a measurement related to a state of the mounting location of the sensor, a vehicle-resident diagnostic processor coupled to the sensors and arranged to receive data from the sensors and process the data to generate an output indicative or representative of a state of the vehicle or a state of a component of the vehicle, and a communications device coupled to the diagnostic system and arranged to automatically establish a communications channel between the vehicle and a remote facility without manual intervention and wirelessly transmit the output of the diagnostic system to the remote facility. The processor may embody a pattern recognition algorithm trained to generate the output from the data received from the sensors.

Abstract: A wireless tire pressure monitoring apparatus is adapted to install on a conventional tire valve stem. The apparatus includes capability of refilling air through the sensor built-in valve stem, without needing to remove the apparatus. The pressure monitoring apparatus further includes a locking device to secure the mounting of the apparatus on the tire valve stem, with the additional benefit of discouraging apparatus thieves.

Abstract: A system (10) is provided for monitoring a remote tire monitoring sensor. The system includes a tire-based unit (16) having a sensor (42) and transmitter (44) that receives power from a power supply (18) located within the tire-based unit (16). The transmitter (44) transmits a signal (22) relating to a parameter measured by the sensor (42). The system (10) further includes a controller (36) that evaluates the life of the power supply (18) by monitoring energy usage of the power supply (18) by counting the number of occurrences in which the energy usage is above a prescribed amount (59) and comparing the number of occurrences to an energy threshold (60).

Abstract: An automobile communication device includes a housing operably connectable to an automobile and having a rearward facing transparent portion. A display mechanism having sides each with predetermined indicia thereon is rotatably disposed within such housing. A motor is operably connected to the display mechanism for rotating the display mechanism. A power source is operably connected to the motor. A switch mechanism is operably connected to the power source. A control mechanism is operably connected to at least one of the display mechanism, such automobile, the power source, the motor, the switch mechanism, and a combination thereof for enabling a user to select a predetermined side of the display mechanism for being at least one of rearward facing and visible through such portion. A stop mechanism is operably connected to at least one of the display mechanism, the housing, and a combination thereof for stopping the display mechanism from rotating.

Abstract: The instant invention provides a system for avoiding or reducing exposure to toxic gases. More specifically, the instant invention includes a base module having a first transceiver securable within a structure, and most preferably within the garage of a home. The base module is constructed and arranged to communicate with a remote module having a second transceiver to alert the user of a dangerous condition within the structure prior to entry thereto. In a most preferred embodiment, the remote module is also a garage door opener that can be carried by a person or within a vehicle. In operation, the remote module sends a signal to the base module. In response, the base transceiver checks the level of a toxic gas such as carbon monoxide within the dwelling, if the level is below a predetermined limit the base module sends a signal to the garage door opener to open the door, if the level of the gas is above the predetermined limit an alarm will be sent to the remote transceiver and the door will not be opened.

Abstract: A method for monitoring an alarm zone within a perimeter, border and/or building includes capturing video image data of an alarm event detected in the alarm zone, and automatically establishing a cell phone session with an end-user to verify a true or false nature of the detected alarm. The end-user may use the cell phone display to review the video during the cell phone session, and may use the cell phone's key for the verifying. The novel monitoring method with end-user alarm event verification avoids false alarms being raised where the nature of the detected alarm event is false, and the verifying occurs before a false alarm is raised/communicated.

Abstract: A method and apparatus for suppressing a duplicated alarm in a communications network are described. In one embodiment, at least one alarm message associated with at least one event is received. A determination of whether the at least one event exists in a database is subsequently made. The at least one event is recorded in the database if the at least one event does not exist in the database. Conversely, the at least one alarm message is suppressed if the at least one event exists in the database.

Abstract: A system and method for electrophysiological monitoring system including a plurality of sensors configured to detect one or more health parameters of a patient and a monitoring device configured to receive a plurality of sensing signals from the sensors and output a monitoring signal representative of an alarm sequence, wherein the alarm sequence comprises a set of alarm events identified in the sensing signals. The system also includes an on-line monitoring module configured to generate a suffix tree data structure in response to the monitoring signal to identify alarm patterns from the set of alarm events and classify the alarm sequence in response to the occurrences of alarm patterns in the alarm sequence. The on-line monitoring module is further configured to alert monitoring personnel of an alarm condition after processing the alarm sequence in real-time.

Abstract: An electronic compass, which uses an induction coil unit and action force generated from the earth's magnetic field to detect directions, is able to show data on a display panel. Since data on the display panel is reflected on the inclined plane ahead of the present invention, a driver driving on the road is able to look steadily at data reflected from this invention, so as to efficaciously reduce probability of traffic accidents due to observing data by lowering one's head. The induction coil unit described is easily understood compared with known techniques, thus the production cost is relatively low and this inexpensive invention can be popularly accepted on the market.

Abstract: A drum-style slip-ring module (100) is used in a contact-type communication system. The module utilizes PCB construction to construct a plurality of stacked electrically-conductive rings (102) and a plurality of dielectric layers (104) electrically isolating the conductive rings. Each of the dielectric layers includes a centrally-located aperture (107). The module also includes a cylindrical ground plane (108) positioned in the centrally-located aperture. The module is configured to provide electrical connection to each of the rings at an exterior surface of the module. Each group of feed line vias can be designed as impedance-controlled transmission lines with connections to each ring group. The construction described in this invention can create slip-ring transmission line structures with bandwidth from DC to 5 GHz or higher, allowing the slip-ring to be used to transfer multi-gigabit digital data streams.

Abstract: 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).

Abstract: A portable electronic device for both vehicle and home use is provided. The portable electronic device includes a magnetic attachment device having a magnetic element. Another magnetic element is disposed on the support inside the vehicle or home. When the portable electronic device is placed on the support, the controller in the electronic device may be activated in response to the interaction between the first and second magnetic elements and generates a controlling signal to operate the electronic elements in the electronic device. The controller may be deactivated in response to separation of the first magnetic element from the second magnetic element when the portable electronic device is detached from the support.