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| Number | Title | Issue Date |
| 8058993 | Capacitive detection systems and methods The invention is related to capacitive sensing and detection systems and methods. In one embodiment, a capacitive sensor system comprises a first electrode and a second electrode forming a first capacitive sensor mounted to a vehicle and configured to create a first... | 11/15/2011 |
| 8022824 | Anti-intrusion system for protecting electronic components The subject of the invention is an anti-intrusion system for protecting electronic components (3) including a substrate (2) on which the electronic components are placed. A conducting enclosure (1) encapsulates the electronic components on the s... | 09/20/2011 |
| 7843339 | Secure point of sale device employing capacitive sensors A point of sale device including a housing, a protected enclosure located within the housing, information storage functionality located within the protected enclosure and storing information to be protected information, a capacitance sensor based security system inc... | 11/30/2010 |
| 7839282 | Capacitance probe for detection of anomalies in non-metallic plastic pipe The disclosure relates to analysis of materials using a capacitive sensor to detect anomalies through comparison of measured capacitances. The capacitive sensor is used in conjunction with a capacitance measurement device, a location device, and a processor in order... | 11/23/2010 |
| 7688204 | Double-electrode capacitive sensor, passenger detector, and passenger protection system A double-electrode capacitive sensor for detecting a detection object includes: an electrode assembly having first and second electrodes and an insulation substrate; and a detection circuit. The first and second electrodes are disposed on first and second surfaces o... | 03/30/2010 |
| 7671740 | Capacitive transmitter electrode A transmitter electrode (10) for a capacitive sensing device comprises a conductive sheet material (12), said conductive sheet material comprising a first connecting point (16) for connecting the electrode to an electronic sensing unit. Accordin... | 03/02/2010 |
| 7436299 | Vehicle occupant detection using relative impedance measurements A passenger detection system is provided. A sensor measures capacitance, electric field effects or other characteristic responsive to a load in a seating area. The sensor uses one or more electrodes (e.g., a transmit and receive electrode or one electrode for transm... | 10/14/2008 |
| 7397372 | Method and apparatus for marketing retail goods Merchandising and marketing data collection systems (100, 400, 500, 700, 1200, 1300, 1400, 1500) collect data on shopper's (816) interaction with merchandise samples (106, 414, 1212, 1400, 1502), page store personnel, output promotional vouchers... | 07/08/2008 |
| 7394368 | Electronic proximity switch An electronic proximity switch employs two oscillators coupled through two electrical paths, one associated with an antenna serving as a proximity switch sensor. Absorption by an object near the antenna changes the coupling between the oscillators producing a dramat... | 07/01/2008 |
| 7370883 | Three dimensional occupant position sensor A roof-mounted sensor includes two rows of intersecting electrodes that are placed across an area of the vehicle's roof and a method to determine the position and motion of an occupant. This is accomplished by measuring physical values, which depend on the distance ... | 05/13/2008 |
| 7365278 | Vehicle occupant sensing system having a contamination barrier member A vehicle occupant sensing system that includes at least one sensor and at least one sensor assembly. The sensor assembly has a base and an upper slide member supported for movement toward and away from the base wherein the sensor is operable to detect movement of t... | 04/29/2008 |
| 7362225 | Flexible occupant sensor and method of use Flexible circuit material is used for positioning one or more antennas for occupant detection within a seat. The antenna and associated signal traces to an occupant detection circuit may be more easily manufactured using a flexible material while minimizing discomfo... | 04/22/2008 |
| 7358742 | DC & AC coupled E-field sensor A method and apparatus is shown for detecting with high sensitivity by allowing the operation of an e-field amplifier without a DC bias resistor shunt with the amplifier input. E-fields produced by an approaching body, or changing E-field of the background, turn on ... | 04/15/2008 |
| 7355518 | Cordless lanyard system using e-field A monitoring system detects the presence or absence of a marine vessel operator within a defined zone near the helm of a marine vessel. The detection is accomplished through the use of a provision of an e-field and the detection of e-field strength by a receiving an... | 04/08/2008 |
| 7317392 | Apparatus for occupant detection An apparatus for occupant detection in a vehicle, including a dielectric substrate with a reference plane, and a plurality of electrodes forming a capacitive array on said dielectric substrate and coupled to said reference plane. Each of the plurality of electrodes ... | 01/08/2008 |
| 7317391 | Safety alert device A danger warning system includes a central station and modules connected via at least one series connection. A mechanism in the central stations determines the distance between the central station and the modules. The modules are triggered by the central station, su... | 01/08/2008 |
| 7315254 | Proximity detector for night vision goggles shut-off A night vision device is disclosed. The device includes a housing that houses an intensifier tube and a proximity sensor mounted on the housing. An ON/OFF switch is operatively coupled to the intensifier tube and to the proximity sensor such that operation of the ON... | 01/01/2008 |
| 7298261 | Proximity sensor An operation section 2 is provided to a proximity sensor including: a detection section having an oscillation circuit 10; and an amplification section 2 having a function detecting a metal body using an oscillation amplitude of the oscillation c... | 11/20/2007 |
| 7295019 | Security scanners with capacitance and magnetic sensor arrays Security scanning devices based on electrical tomography, including tomography systems based on the measurement of capacitance (ECT) and electromagnetic tomography (EMT), in combination with knowledge-based image analysis and understanding. Each device includes a se... | 11/13/2007 |
| 7292027 | Vehicle occupant sensing system having sensor assemblies with variable biasing member A vehicle occupant sensing system that includes a sensor assembly. The sensor assembly has a housing that includes a base and an upper slide member. The upper slide member is moveable toward and away from the base. A sensor is operatively fixed relative to at least ... | 11/06/2007 |
| 7286118 | Object sensing An integrated display and object sensing user input device is described. Display components and electric field sensing components are provided on a substrate. Also described is a sensing circuit for detecting current induced in a receiving electrode of an electric f... | 10/23/2007 |
| 7276030 | Method and apparatus for detecting human body in a vehicle Chest motion associated with breathing is detected to obtain a breathing motion signal representing the chest motion in the form of an electrical signal; then, the times at which specific points occur in the waveform of the breathing motion signal are detected and, ... | 10/02/2007 |
| 7271730 | Occupant determination apparatus and occupant determination method An occupant determination apparatus and an occupant determination method accurately determine a size of an occupant, with a simple configuration where a plurality of electrodes are arranged on one layer, and eliminate errors due to the capacitance between an occupan... | 09/18/2007 |
| 7258398 | Vehicle occupant sensing system having an upper slide member with an emitter interference member A vehicle occupant sensing system adapted for detecting a condition of a vehicle seat assembly including at least one emitter and at least one sensor disposed spaced relative to the emitter. The sensor is operable to detect relative distance between the emitter and ... | 08/21/2007 |
| 7256747 | Method and apparatus for a wireless hearing aid antenna One aspect relates to a hearing aid having a housing with a face plate to which a handle is connected. Additionally, an at least partially coiled antenna is located proximal to the face plate. Another aspect relates to an apparatus comprised of a means for locating ... | 08/14/2007 |
| 7253637 | Arc fault circuit interrupter system In order to determine whether arcing is present in an electrical circuit, a sensor signal corresponding to current in said electrical circuit is processed. The sensor signal is filtered to determine the presence of noise in a predetermined frequency range and produc... | 08/07/2007 |
| 7242298 | Method and apparatus for detecting charge and proximity A method and apparatus is invented that provides unambiguously detection of the charge and proximity to an object. The method and apparatus are passive and function by using the background electric fields from electrical power wiring and equipment. The invention is ... | 07/10/2007 |
| 7235986 | Capacitive position sensing system with resonant amplification At least one exemplary embodiment of the present invention includes a capacitive sensing system, comprising a sensing conductor coupleable to a grounded target by a gap capacitance Cd, said grounded target separated from said sensing conductor by a gap ha... | 06/26/2007 |
| 7225067 | Vehicle occupant sensing system for a vehicle seat assembly and method of operating the same A vehicle occupant sensing system including at least one transmitter operable to create a transmitted magnetic field and at least one receiver operatively fixed relative to the transmitter. Additionally, the vehicle occupant sensing system includes at least one cond... | 05/29/2007 |
| 7218224 | Human body detection sensor A human body detection sensor includes two oscillation circuits, a tuning circuit which connects equivalent points of the two oscillation circuits to each other, an antenna electrode which is connected to any one of the oscillation circuits so that a change in circu... | 05/15/2007 |
| 7210383 | Detection system for power equipment Woodworking machines including conductive cutters adapted to cut workpieces, and motors adapted to drive the cutters are disclosed. The machines also include a contact detection system adapted to detect contact between a person and the cutter, and to distinguish con... | 05/01/2007 |
| 7199789 | Input apparatus having electrostatic sensor An input apparatus having a reduced-size electrostatic sensor that can precisely detect an input and then output a signal and, thus, has excellent responsiveness and reliability contains the following: clock signal generating means for generating clock signals; dela... | 04/03/2007 |
| 7197969 | Logic control with test mode for fast-acting safety system Woodworking machines including cutting tools and motors adapted to drive the cutting tools are disclosed. The machines also include a detection system adapted to detect a dangerous condition between the cutting tool and a person, and a reaction system adapted to per... | 04/03/2007 |
| 7193522 | Apparatus and circuit for use with capacitive presence detection systems A capacitance presence sensing apparatus (10) having a fail-safe circuit (13) and modular units (100). The fail-safe circuit (13) includes delivering a low voltage (FIG. 5) to a sensor and connecting voltage through a resistor to a... | 03/20/2007 |
| 7191044 | Judgment lock for occupant detection air bag control Systems and methods for controlling the sensing of an occupant in a seating area are provided. The occupant is characterized as one of an adult, child or other category. One characterization change parameter, such as a hysteresis time period or thresholds for charac... | 03/13/2007 |
| 7185916 | Vehicle seat assembly having a field effect sensor for detecting seat position A vehicle seat assembly including a rail pair defining a mounting rail and a triggering rail. One of the rails is supported on a floor pan of the vehicle and the other is adapted to support a seat cushion. The rails are moveably supported relative to each other. Als... | 03/06/2007 |
| 7187282 | Digital capacitive sensing device for security and safety applications A capacitive sensing system senses the presence of an object proximate to an antenna using a sensing field signal having a sensing field frequency. The capacitive sensing system can be used in security systems, to provide an alarm if a valuable object is removed fro... | 03/06/2007 |
| 7180306 | Automotive systems An occupant detection system includes a weight sensor and an electric field sensor, each operatively coupled to a seat. The electric field sensor generates an electric field from at least one electrode in the bottom of the seat, provides for generating a response to... | 02/20/2007 |
| 7172244 | Vehicle seat assembly having a vehicle occupant sensing system and a seat cushion insert positioned therein A vehicle seat assembly that includes a seat cushion having at least one recess disposed thereon. The vehicle seat assembly also has a plurality of sensor assemblies, each including a base and an upper slide member. The upper slide member is supported for movement t... | 02/06/2007 |
| 7167093 | Method of steering capacitor fields for use in capacitive sensing security systems The present invention provides a capacitive sensing apparatus having utility in object detection security applications whereby the object detection field generated by the apparatus is made steerable. The apparatus includes a power source having a ground connection i... | 01/23/2007 |
