Abstract: The present invention provides a transmission system having a signal source which has an internal resistance, having a signal transmission line (102), one end of which is connected to the signal source, and having a terminating resistance which is connected to another end of the signal transmission line (102), the internal resistance of the signal source and the terminating resistance being complex and being chosen such that frequency-dependent signal attenuation in the transmission system is reduced in a frequency range which contains the frequencies of signals which are produced by the signal source.

Abstract: There is provided a signal coupling apparatus. The signal coupling apparatus includes a circuit having (a) a capacitor for coupling a signal to a power line, and (b) a switch in series with said capacitor. The circuit is for connection between the power line and another circuit. There is also provided a method for using such a signal coupling apparatus.

Abstract: A broadband multiple input, multiple output switch matrix. The switch matrix comprises multiple crosspoint switch element tiles. Each tile comprises RF MEMS switches disposed on a substrate to provide a crosspoint switching capability. The crosspoint switch element tiles are disposed in a flip-chip manner on the upper side of an RF substrate that provides RF connectivity between the various crosspoint switch element tiles. A bias line substrate disposed on the lower side of the RF substrate receives control signals for the crosspoint switch element tiles and routes the signals through the RF substrate using vias in the RF substrate.

Abstract: A surface acoustic wave filter includes a series-arm resonators and parallel-arm resonators that are connected in a ladder-like structure, each having an interdigital transducer formed on a piezoelectric substrate, and at least one of the series-arm resonators having a different static capacitance from the other series-arm resonators. In this surface acoustic wave filter, at least one of the series-arm resonators except the series-arm resonator located at the first stage in the ladder-like structure has a lower average resonant frequency than the other series-arm resonators.

Abstract: A surface acoustic wave filter has a piezoelectric substrate; at least an input IDT electrode arranged on the piezoelectric substrate; and at least an output IDT electrode arranged on the piezoelectric substrate. A pitch of electrode fingers of the input IDT electrode and a pitch of electrode fingers of the output IDT electrode are different from each other.

Abstract: Method and apparatus for producing a variable delay for an RF signal. The method can include the step of propagating the RF signal along an RF transmission line, coupling a fluidic dielectric to the RF transmission line, and dynamically changing a composition of the fluidic dielectric to selectively vary its permittivity in response to a time delay control signal. The method can also include the step of dynamically changing a composition of the fluidic dielectric to vary its permeability. The permittivity and the permeability can be varied concurrently in response to the time delay control signal. In a preferred embodiment the method can include selectively varying the permeability concurrently with the permittivity to maintain a characteristic impedance of the transmission line approximately constant.

Abstract: A first operational amplifier receives a reference voltage at one input terminal, a first transistor is connected between a first power source line and the first operational amplifier, a second transistor is connected between the first power source line and the first operational amplifier, a resistor is connected between the first transistor and a second power source line, a first switch is connected to the second transistor, a variable capacitor connected between the first switch and the second power source line, a second switch is connected the variable capacitor and the second power source line, a second operational amplifier is connected to the variable capacitor and the reference voltage, a third switch is connected to the second transistor, a load is connected between the third switch and the second power source line, and a control circuit is connected to the first to third switches.

Abstract: Several MEMS-based methods and architectures which utilize vibrating micromechanical resonators in circuits to implement filtering, mixing, frequency reference and amplifying functions are provided. A method and subsystem are provided for processing RF signals utilizing a plurality of vibrating micromechanical devices typically in the form of an IF mixer-filter and an RF channel selector or an image-reject RF filter. One of the primary benefits of the use of such architectures is a savings in power consumption by trading power for high selectivity (i.e., high Q). Also, such methods and circuits can eliminate the need for a low noise amplifier in a receiver or transceiver subsystem. Consequently, the present invention relies on the use of a large number of micromechanical links in SSI networks to implement signal processing functions with basically zero DC power consumption.

Abstract: The present invention quantifies and reduces losses in tunable bandpass filters having ferro-electric capacitors. Given a required insertion loss and the quality factor of a resonator, the geometric losses resulting from a particular topology for the ferro-electric capacitor and the metal losses are accounted for to quantify the allowable ferro-electric losses.

Abstract: A filter having an unbalanced terminal, a first stripline resonator of which one end is connected to the unbalanced terminal, a second stripline resonator placed to be electromagnetically coupled to the first stripline resonator, and balanced terminals and of which both ends are connected to the second stripline resonator, wherein the first stripline resonator and the second stripline resonator are connected by at least one impedance element, and the second stripline resonator is a ½ wavelength resonator substantially having ½ length of a wavelength of a resonance frequency.

Abstract: Disclosed are a dielectric filter and a duplexer dielectric filter, for preventing a short circuit between patterns generated in a tuning step performed on an open surface, and method for manufacturing the filters. The method for manufacturing a dielectric filter comprises the steps of: forming a dielectric block; depositing a conductor on the side surfaces and the second surface of the dielectric block, and forming a plurality of resonators, forming input and output terminals on the side surface of the dielectric block, and forming conductive patterns on at least a part of the area of the first surface; and depositing a thermosetting resin on the first surface provided with the conductive patterns, and curing the thermosetting resin. The dielectric filter comprising the protection layer on an open surface prevents defects such as a short circuit generated in a trimming step. Therefore, since the interval between the patterns is reduced to less than 0.

Abstract: The present invention consists of an electrical communications device including a three-dimensional substrate and a plurality of electrical devices attached thereto. The substrate is preferably a dielectric. The electrical device is preferably of the sort needed to conduct high frequency communications, such as a microwave antenna and photonic receivers and transmitters. The electrical devices are attached to the substrate at the connection points described by the intersection of a series vias and one of the substrate surfaces. The electrical devices are attached to the substrate in numerous ways, including solder, flipped chip ball bonds, wire bonds, or a gold stud assembly. In particular, the gold stud assembly is utilized to attach the antenna to the substrate, thereby providing a predetermined air gap therebetween.

Abstract: A device for efficient transmission of electromagnetic waves comprising two layers of dielectric separated by a gap or space. The layers may be uniform or laminar, orthogonal or non-orthogonal to the direction of wave propagation, and made of Teflon, quartz, polypropylene, and the like. The preferred distance between layers is an odd multiple of quarter wavelength in the environment between the layers. The preferred thickness of the layers is an odd multiple of half of the effective wavelength for the layer. The device allows over 95% efficiency for transmission into a pressurized vessel for evaporation under high pressure and temperature and does not require a cooling system. The separating space may be connected with a pressure-sensing subsystem to monitor the device's integrity and shut down the system in the event of a breach. A sleeve connecting the device to the vessel may be coated with conductive material for improved efficiency.

Abstract: A non-reciprocal circuit element includes a magnetic plate, a common electrode, a first main segment, a second main segment, a third main segment, and a magnet opposing to the magnetic plate and the magnet applying a bias magnetic field. The temperature coefficient of the saturation magnetization of the magnetic plate is from −0.2%/° C. to −0.1%/° C. in the temperature range from −35° C. to 85° C. The temperature coefficient of the residual magnetization of the magnet is from −0.20%/° C. to −0.15%/° C. in a temperature range from −35° C. to 85° C.

Abstract: An actuator comprises a magnet yoke and a carrier member movable relative to the magnet yoke. The magnet yoke has at least one permanent magnet and the carrier member is positioned in the magnetic field produced by this magnet. The carrier member has an auxiliary magnetic member that produces a relative bias force between the carrier member and the magnet yoke. The bias force will be used to compensate for a weight applied to the device and acts as a bearing with a very large compliance. The carrier member also comprises a coil. Passing current through the coil produces a Lorentz force for further control of the actuator; alternatively, the device provides a velocity transducer by sensing the EMF generated in the coil by relative motion of the carrier member and magnet yoke.

Abstract: A smart switch has a magnetic operator, at least one magnetic sensor located to sense movement of the magnetic operator, and a processor that processes an output of the magnetic sensor so as to detect right and left over travel ranges and a normal operating range of the magnetic operator. The magnetic sensor may be a magnetoresistive sensor.

Abstract: An electrical short stroke actuator, comprising an annular filed collar and a composite plunger for travelling therethrough. In its simplest form, the plunger comprises two permanent magnets with like poles facing, and which are housed within a thin walled tube, and separated by a central spacer. By judicious choice of the spacing of the magnets, and the length of the field coil, a substantially constant thrust profile is achieved over a pre-selected stroke of the field coil relative to the plunger. The thrust may be augmented by fabricating the means used for spacing the magnets wholly or in part from ferromagnetic material, and also adding collars, similarly fabricated, onto the outside face of each of the permanent magnets.

Abstract: A coil module applied in a transformer. The coil module includes at least one conductive wire and an insulating encapsulator. A portion of the conductive wire is wound into coils of a certain loop number. The coils are encapsulated by the insulating encapsulator. A metal core is provided when manufacturing a transformer. Desired coil modules are selected and installed onto the transformer so as to surround the metal core of the transformer. The coil modules are thus connected in series or in parallel for forming a desired specification of the transformer.

Abstract: The present invention is directed to a bobbin for an inductor assembly that is preferably molded of a plastic material incorporating a flange to maintain a uniform and constant gap or separation between a pair of ferrite E-cores. Preferably, the bobbin includes a number of hollow bosses designed to receive self-tapping screws so as to directly mount the bobbin to a mounting plate. Additionally, a pair of tempered brass spring clips is used to secure the cores to the bobbin. To reduce breakage of the bobbin, each clip engages the bobbin perpendicular to the width of the ferrite core.

Abstract: An integrated circuit transformer. A substrate supporting multiple layers of materials of an integrated circuit is provided with a first metallization layer comprising a first set of turns of a primary winding of a transformer, and a second set of turns of a secondary winding of the transformer. A insulation layer is deposited over the first metallization layer, and a second metallization layer bearing a second set of turns of the primary winding, and an optional third set of turns of a second secondary winding. A via connection connects one end of the first set of turns of the primary winding to the second turns of the primary winding located on the second metallization layer. The result is a transformer structure where the primary winding is provided on multiple layers and each secondary winding is confined to a single layer.

Abstract: A thermal overload relay comprises an actuating mechanism for generating power when an abnormal stat is occurred between a power source and an electrical load, and a switching mechanism for switching contacts on state or off state according to the power transferred from the actuating mechanism. The actuating mechanism includes a plurality of main bimetals arranged in parallel to the bottom surface of the case for being bended when the abnormal state is occurred; a plurality of heating member connected to the power source, each heating member is wound around the corresponding main bimetal for transferring heat occurred due to the abnormal state to the main bimetal; a shifter positioned to be contacted one ends of the main bimetals in parallel to the bottom surface of the case for being horizontally movable by the bending force of the main bimetals; and a lever connected to the shifter for transferring the movement force from the shifter to the switching mechanism.

Abstract: A high-power resistor comprises a plurality of resistor elements (1), made of sheets of an electrically conductive resistance material, with a first (13) and a second (14) terminal. The resistor elements are mutually separated by disc-shaped insulating first shims (2). Said first and second terminals are connected to adjacently located resistor elements so that the respective first terminals are connected to a first terminal and that the respective second terminals are connected to a second terminal. Two adjacent resistor elements form a current path, whereby, viewed in a direction perpendicular to the plane of the sheets, said first and second terminals, respectively, are so mutually positioned that, for a current supplied thereto, the current path in one resistor element substantially overlaps the current path in an adjacent resistor element and hence carries current in mutually opposite directions in the two adjacent resistor elements.

Abstract: An independently housed trim resistor including a trim resistor having a resistive element and a plurality of conductive pads, wherein the plurality of conductive pads are disposed so as to be communicated with the resistive element, a plurality of lead wires, wherein the plurality of lead wires are disposed so as to be communicated with and terminated at the plurality of conductive pads and a resistor housing, the resistor housing having a housing body and a housing top, wherein the housing body defines a resistor cavity for containing the trim resistor and wherein the housing top includes a trim opening disposed so as to allow communication with the resistive element and a method for fabricating an independently housed trim resistor including obtaining a first lead wire, a second lead wire and a trim resistor, wherein the trim resistor includes a resistive element and a plurality of conductive pads, obtaining a resistor housing having a housing top and a housing body, wherein the housing body defines a resi

Abstract: A mechanical device engaged to awaken the individual using the pillow. The mechanism includes a timing device that can be set to activate the rollers and track inside of the pillow. The rollers can be set at different sizes and speeds depending on the difficulty of waking up the user. The speed and size may be set to increase in intensity if not deactivated (“turned off”) by user. The track has the dual purpose of guiding the rollers or vibrating to wake the user. The duration (amount of time e.g. 5 minutes) that the rollers and vibrators in the mechanism are active can be adjusted by user. The mechanism will be enclosed in a malleable package (e.g. possibly plastic or rubber) that can be inserted into the pillow (probably by the original equipment manufacturer/OEM), into a pillow case (probably by an end user), or used directly. The “on-off” switch will also be included in the mechanism making the entire wake-up process completely self-contained in a single mechanism.

Abstract: A wireless alarm system to protect the cargo area of a truck and containers therein includes a master control unit, a slave unit(s), and a remote unit(s). A truck driver may carry a remote unit so that the driver may be alerted when the door of the cargo area of the truck is opened by an unauthorized individual, or if separation between the cargo area of the truck and the cab of the truck exceeds a predetermined distance threshold.

Abstract: A system for indicating race position to spectators of a race ,includes lights on the race participants that are configured to provide visual displays to the spectators indicating the position of the respective racer. The race participants also carry a receiver and a controller for receiving a signal indicating race position and selecting the appropriate visual display based on the received signal. The visual display can be a series of lights, such as linear arrays of LEDs, where the color, number, pattern and/or position of the lights indicates race position. The system can also be used to highlight selected racers of interest, for example in conjunction with information being relayed over the public address system of the racetrack.

Abstract: An anti-theft and two-way communication apparatus for vehicles and particularly an apparatus capable of examining incoming phone numbers to prevent vehicle theft. The apparatus mainly consists of a communication module and a vehicle anti-theft module. A fixed line or wireless telephone with a preset phone number may be dialed to the communication module to set or release the vehicle anti-theft module thereby to greatly reduce vehicle theft. The signals of the incoming phone number are generated by communication systems thus cannot be forged or replicated illegitimately, and can prevent replication by burglars during the remote control operation.

Abstract: A method and apparatus for the purpose of ensuring positioning between a fixed automatic fueling service terminal and a vehicle, such that the vehicle is identified within a close range and authorized to dock at an identified service terminal to exchange services. This is accomplished by wirelessly determining the proximity of a couplable vehicle, with respect to a docking location at the service terminal. When a vehicle is within a specified distance of an automatic fueling service terminal, known as the zone of proximity detection, the vehicle identification code and service terminal identification code are both continuously determined and passed to a multi-port station controller, for authentication of service transactions and secure service processes, including automatically fueling the vehicle.

Abstract: Door opening and closing control information transmitted from a portable transmitter 3 is received at a receiving apparatus 20 to drive a door locking mechanism 4. A tire sensor unit 10 mounted on each tire 2 detects tire pressure and tire internal temperature and radio-transmits those data and identification information. A signal transmitted from the tire sensor unit 10 is received at the receiving device 20 to be supplied to a display device 30. A tire abnormality judging section 31 lights a warning lamp 32 when the air pressure drops to the lower level than an air pressure drop detecting threshold value and the temperature is higher than a temperature rise detecting threshold value. The tire abnormality judging section 31 also sounds an alarm buzzer 33 to inform the tire abnormality.

Abstract: A transmitting method of a transmitter useful in a vehicle having at least one wireless apparatus control system and a wireless tire condition monitoring system. The data format used to control the at least one wireless apparatus of a vehicle and a data format showing a tire condition are identical. The data format includes data showing the type of a transmitter. Data used to control the apparatuses of the vehicle or data showing a tire condition is wirelessly transmitted using that data format.

Abstract: An apparatus for associating tires with tire locations of a vehicle includes two sensors, each sensor having an associated tire. Each sensor transmits an associated sensor identification in response to receipt of an interrogation signal. The interrogation signal is provided so that the two sensors transmit at different rates. A controller is responsive to receipt of transmitted identification signals for associating each sensor with a tire location and thereby associating the tires with tire locations of the vehicle.

Abstract: A flasher circuit included in a vehicular turn signal indicator system has a flashing control circuit, a flashing relay, a current detecting resistor, and a switching circuit. The control circuit detects a voltage drop across the resistor during driving of light bulb indicator lamps and light emitting diode (LED) indicator lamps of the system. Each LED lamp is configured to output a disconnection signal if at least one of their LEDs is disconnected during the driving. The signal turns on a transistor of a switching circuit, resulting in short across the resistor. As a result, the voltage drop is lowered equal to or under the threshold value, and the control circuit starts the disconnection detection.

Abstract: A braking warning indicator is disclosed. The indicator comprises a housing, a signal receiving device, light bulb, batteries and a bottom cover characterized in that the housing is an elongated semi-circular frame body having a circular arch-shaped wall provided with a plurality of outward extended semi-circular protrusions, the two sides of the housing is provided with a pressing protruded block for a flash switch and power, and the bottom cover is an elongated frame body corresponding to the housing, and the middle of the housing is a cavity for the signal-receiving device, and the two sides of the cavity are provided with through holes for the batteries. The housing and the bottom cover are made from soft plastic materials which can be fabricated in accordance with the edge or curvature of a helmet or the housing of a vehicle.

Abstract: A portable instantaneous wireless event based photo identification and alerting security system ideally suited for mobile protection of property, spaces and people, and for protection in motor vehicles, residences, businesses and other commercial locations, either as a stand alone system or as an addition in whole or in part to existing security systems, when an intruder enters into personal spaces, detection devices determine the intruder's presence and digital photographs are immediately taken, and securely transmitted to pre-determined recipients that may include an owner-operator, apprehending authorities or others. Time and date are annotated to these photographs. Furthermore, an audio message is sent to the owner-operator, apprehending authorities or others that the intrusion is occurring, also annotating this information with time and date, thus enabling an opportunity to respond immediately to the intrusion.

Abstract: A system and a method remotely monitors electrical and/or mechanical equipment where a user may interactively alter the operation of a piece of equipment remotely. As the operation of a device may be altered remotely, a corresponding resource-consumption amount may also be remotely controlled and adjusted. An embodiment of the present inventions is directed to remotely adjusting, or causing the remote adjustment, of the use, state, parameters or characteristics of a device, process or both, for reducing resource demand and/or adding to the resource supply. The remote adjustment may originate from a user associated with the devices, a supplier of a resource for operation of the devices, a utility industry participant, a third party, government entity, a trader or any other entity. The adjustment of resource-consumption may be based on a triggered event/condition, a predetermined schedule or other defined scheme.

Abstract: The invention relates to a method for selectively informing at least one person in the case of an alarm condition of an object, comprising of producing successive images of the object with at least one camera, comparing successive images, establishing at least one communication connection with the person in the case an image differs to a predetermined extent from a previous image, and sending an alarm report to the person over this communication connection.

Abstract: The computerized system provides a method to inventory articles, to locate lost or stolen articles and to recover a lost or stolen article. The system applies an electronic tag to each article of a multiplicity of articles or only to a valuable article and employs a computer to maintain an inventory of all articles. Use is made of a global positioning sysytem to locate a lost or stolen article as wel as to track movements of the article. A history of the movement of the article may also be plotted on a map. An electronic geographic boundary area may also be placed around an article that can be used to emit a signal indicative of the article leaving the area.

Abstract: A detecting device applied to a vehicle door has a signal transceiver placed above the vehicle door to monitor by downward signals if any passenger or obstacle is near the door. A control circuit is connected to and controls the signal transceiver to emit detecting signals when the vehicle door is opened. Based on the reflected signals, the detecting device judges if any passenger is near the door, and controls the closing/opening movements of the door to avoid any possible injury to passenger.

Abstract: An object tracking system is provided for tracking the removal of objects from a location and the replacement of the objects at the location. The system includes a radio frequency identification (RFID) tag attached to each of the objects to be tracked and each tag has an antenna. When activated, the RFID tag of an object transmits a unique code identifying the object. A storage unit is provided at the location and the storage unit has a plurality of receptacles configured to receive objects replaced at the location. Each receptacle has an associated antenna for activating the RFID tag of an object in the receptacle and receiving the radio frequency transmitted code of the object. The antennae of the system can be capacitive plates for conveying the radio frequency transmissions through capacitive coupling or inductive loops for conveying the transmissions through inductive coupling.

Abstract: An apparatus and method for identifying a carcass during meat production. In one embodiment, the apparatus includes a band sized to fit around a limb of the carcass and a readable identification tag affixed to the band for remote identification of the carcass. In another embodiment, the apparatus includes a block adapted to couple to a trolley carrying the carcass and a readable identification tag coupled to or embedded in the block. The readable identification tag may be used to read and write information relating to the carcass to a database.

Abstract: A non-linear junction detector (“NLJD”) detects junctions between two materials exhibiting dissimilar electronic or electrical properties, such as semiconductor junctions or junctions between dissimilar metals. A target junction is illuminated with energy at a fundamental RF frequency and reflections from the non-linear junction are analysed to determine the type of junction detected. The NLJD automatically controls the power output level of a transmitter emitting the illuminating signal so as to drive the signal strength of said received signals towards a predetermined value, e.g. a minimum threshold value. Advantages of the invention are improved system efficiency and the elimination of target saturation effects and unwanted device triggering/indications.

Abstract: A tire label with an integral barrier layer. The barrier layer is formed of polyester film and is 3 to 15 microns thick. The barrier layer may be for example PET. The label may be formed on printable plastic film stock preferably coated with a thickness of between 0.001 to 0.004 inches of a pressure sensitive rubber based adhesive. The adhesive may be applied in a pattern on the film stock leaving a pull-tab to allow easy removal of the label. When adhered to a tire sidewall the label is oriented with the pull-tab in the tread direction so that the tire mounting and testing procedures do not snare it. Machine-readable data can be printed on the label in a machine-readable 2D data matrix symbology alongside a human readable ascii serial number. The label can also have an integral RFID tag.

Abstract: A signaling device for disabled persons uses a pneumatic system comprised of a special cushion, an air bleed to ambient, and a sensitive air-pressure sensor. The cushion may also serve as a head, limb, or body support. The cushion is foam-filled and self-inflating, and is capable of supporting static loads without the need for its being pressurized. A user initiates the generation of a signal by bumping the cushion, as for example with a backwards jerk of their head or a sideways kick of a limb. The resulting momentary surge in system pressure is sensed by the air-pressure switch, which is set to trip at 1/1000 of an atmosphere. The momentary closing of the contacts of the pressure switch are used to signal other assistive appliances, such as computer software for generating text.

Abstract: A passenger control system during a plane flying is disclosed, which is adapted to keep under checking all the passengers, so as to prevent and in case avoid any action such as hijackments, attempts etc. The system includes a plurality of interactive communicating units (9, 10) adapted to communicate reciprocally, of which each first unit (9) is made by an arm-band or collar (11) supported by each passenger and having an individual code to identify the related passenger, and each second unit (10) is made like a remote unit available by the plane personnel and adapted to store the codes of all the passengers and to recognize them. The system is designed in a manner that the emotional conditions of the passengers are detected and, in case of change of such conditions, the plane personnel is informed so as to intervene promptly on the related passenger.

Abstract: The moisture sensor for detecting moisture comprises at least one first electrode provided with at least one IGP, at least one second electrode and a dielectric included between the first and the second electrode. The dielectric is of a type that can absorb moisture, so that the presence of moisture can be detected on the basis of an electric voltage difference between the first and the second electrode. The first electrode is provided with a ribbon-shaped carrier, to which the at least one IGP is applied.

Abstract: A drowning alarm is described. It is a device which activates an alarm when a person drowns, in order to alert bystanders to the drowning, so that they can save the drowning person. The device consists of two kinds of units: a portable unit, which is worn by each swimmer, and a base station, located on the pool deck or on the beach. The portable unit produces an alarm signal when the swimmer activates a manual alarm push button on the portable unit, or when a sensor on the portable unit detects that the unit is submerged in water for longer than a certain number of seconds. The alarm signal produced by the portable unit is ultrasound or audible sound, and it propagates in water to the base station. The base station activates an alarm such as a siren. The portable unit has a light emitting diode (LED), which is switched on when the portable unit activates an alarm. This identifies the portable unit which caused the alarm, so it helps deter intentional false alarms.

Abstract: The present invention concerns a battery monitoring system for monitoring a plurality of batteries serially connected to form a string. The battery monitoring system includes a number of probes connected to at least a portion of the string, a daisy chain bus having a select channel for serially interconnecting the probes, the bus having other, parallel channels for data communication and power, and a system server. The probes each have a sensing module and a communication module. The sensing module senses characteristics of at least a portion of the string, such as voltage or current. The communication module receives the sensed characteristics and converts them into digital form for broadcast to the system server over the bus. The communication module of the probes have a memory for storing an address assigned to the corresponding probe upon reception of an initialization signal sent by the system server via the bus. In order to readdress all of the probes, a reset signal is transmitted to all of the probes.

Abstract: A method and apparatus for providing an obstacle detection system for a vehicle having an automated door or moveable panel, the detection system having a sensing system including a plurality of emitters and detectors disposed proximate to the automated moveable panel or door of the vehicle and a detection circuit in communication with the sensing system, the detecting detection circuit generating an output signal when an object is detected by the sensing system, the output signal is received by a motor control unit of the moveable panel or door and movement of the moveable panel or door is prevented when the output signal is received.

Abstract: An automatic functioning light and warning system with remote signaling for use with mobility assistance devices, such as wheelchairs and walkers, having a housing, at least one detachable clamp connected to the housing, a battery-powered light incorporated into the housing, an internal audio alarm incorporated into the housing, an active or passive motion detection sensor and associated signal processing circuitry incorporated within the housing. The invention may use replaceable or rechargeable batteries as the power source. The remote receiver may be a stand alone device or interfaced into a monitoring system. A time delay circuit may be incorporated into the invention to automatically turn the light or alarm off at a predetermined time after activation and a sensor that prevents actuation of the light source when ambient light is above a predetermined threshold.

Abstract: An apparatus is provided for warning when a person such as an infant has been left in an infant seat in a vehicle and the operator of the vehicle has departed from the vehicle. The apparatus includes an occupant detection mechanism for detecting the presence of an occupant within a seat-belted seat located within a vehicle; optionally a mechanism for detecting the state of the vehicle's motion; a control unit for generating an alarm signal when the occupant detection mechanism detects the presence of an occupant within the infant seat and an alarm unit for generating an alarm in response to the alarm signal.