Ksr IP Holdings, LLC

Ksr Technologies Co.

Lingmin Shao

Ryan W Elliott

Joong K Lee

Shaun Fuller

Jim Hartford

Dan O'Neill

Jun Yang

Marty Vanek

Benjamin Scott Hill

Rachel Luu

Jaesung Kim

Addison Copeland

Martin Parks

A vehicle is provided. The vehicle includes an electronic control unit and a pedal assembly. The electronic control unit switches from a powered off state to a powered on state during predetermined intervals. The pedal assembly includes pedal arm, a target, and a switch. The pedal arm moves between a plurality of positions. The target moves with the movement of the pedal arm. The target generates a magnetic field strength. The switch activates when the magnetic field strength of the target exceeds a predetermined threshold. When the switch activates, a signal is sent to the electronic control unit to activate the electronic control unit from the powered off state to the powered on state.

Vehicle having magnetic coupler and wakeup switch and methods of use thereof

Embodiments herein are directed to a pedal assembly. The pedal assembly includes a housing, a pedal arm, at least one elongated member, and at least one strain gauge sensor. The pedal arm has a pedal pad on one end. The at least one elongated member is positioned within a cavity and configured to deflect upon a movement by the pedal arm caused from a load applied to the pedal pad. The at least one strain gauge sensor is positioned in communication with the at least one elongated member and configured to sense an amount of the deflection of the at least one elongated member. When the load is applied to the pedal pad, the pedal arm moves and deflects the at least one elongated member, which is sensed by the respective at least one strain gauge sensor indicative of an amount of load applied to the pedal pad.

Pedal assembly having force sensing

Embodiments herein are directed to a pedal pad assembly. The pedal pad assembly includes an outer housing that has a cavity, an inner housing that has an outer surface and is slidably received within the cavity of the outer housing, a pedal pad coupled to the inner housing and is configured to translate the inner housing along a movement axis in response to a load applied to the pedal pad and a sensor assembly that includes a plurality of target members coupled to the outer surface of the inner housing and a sensor configured to sense a position of at least one target member. During a translation of the inner housing along the movement axis, at least one target member of the plurality of target members moves with the inner housing from a first position to a second position indicative of the movement of the inner housing within the cavity.

Pedal pad assemblies

A vehicle is provided. The vehicle includes an electronic control unit and a pedal assembly. The electronic control unit selectively switches between a powered off state and a powered on state. The pedal assembly includes pedal arm, a target, and a switch. The pedal arm moves between a plurality of positions. The target moves with the movement of the pedal arm. The target generates a magnetic field strength. The switch activates when the magnetic field strength of the target exceeds a predetermined threshold. When the switch activates, a signal is sent to the electronic control unit to activate the electronic control unit from the powered off state to the powered on state.

In accordance with one embodiment of the present disclosure, an inductive position sensor assembly is provided. The inductive sensor assembly includes a sensor and a coupler element. The sensor includes a transmitter coil having an inner diameter and an outer diameter and a receiver coil positioned within the outer diameter of the transmitter coil. The coupler element has a geometric continuous curve shape. The coupler element is positioned within the outer diameter of the transmitter coil such that a maximum diameter of the geometric continuous curve shape is the outer diameter of the transmitter coil. When the coupler element is moved, the geometric continuous curve shape of the coupler element modify an inductive coupling between the transmitter coil and the receiver coil.

Coupler element shapes for inductive position sensors

In accordance with one embodiment of the present disclosure, an inductive sensor assembly is provided. The inductive sensor assembly includes a sensor assembly and a shaft. The sensor assembly include a transmitter coil and a two-part receiver coil. The shaft includes a first end. The first end includes a first planar surface and a second planar surface. The second planer surface extends from the first planar surface. A target is formed from the first planar surface and the second planar surface. When the target is moved about a shaft axis, the first planar and second planar surfaces modify an inductive coupling between the transmitter coil and the two-part receiver coil.

End of shaft inductive angular position sensor with a metal-ferrite complementary coupler

Embodiments described herein are directed to a sensing system. The sensing system includes a pair of sensors, a target, and a pair of magnets. The target is configured to move along an axis of movement with respect to the pair of sensors. The pair of magnets are coupled to the target. Each of the pair of magnets has a first end and a second end. Each of the second ends of the pair of magnets are positioned axially adjacent to one another in a system longitudinal direction. The pair of magnets provide a greater field strength for determining a position of the target.

Two magnet sensor systems

In accordance with one embodiment of the present disclosure, an inductive sensor assembly includes a shaft and a multilayered printed circuit board (PCB). The shaft includes a first end. The first end has a bottom surface. A target including a flat forming a straight edge is integrally formed into the first end of the shaft. The PCB includes a transmitter coil and a two part receiving coil. The two part receiving coil has a first receiving coil and a second receiving coil. The first receiving coil is on a different layer of the PCB than the second receiving coil in an axial direction. The target is rotated about a central axis of the two part receiving coil. The straight edge of the target and the bottom surface is detected by the two part receiving coil.

Inductive position sensor assembly

An inductive sensor includes a sensor package and a coupler package. The sensor package includes a signal processor, an integrated capacitor, a ferrite layer, a transmitter coil, a two part receiving coil, and a plurality of discrete components. The coupler package includes an integrated capacitor, a ferrite layer, and a coupler coil. The transmitter coil in the sensor package is energized by an external power source which in turn energizes the coupler coil in the coupler package. The sensor then measures the rotational position of the coupler package relative to the sensor package by detecting and measuring, with the two part receiving coil, the signal returned by the coupler coil. The signal processor calculates the position of the coupler package relative to the sensor package by comparing the coupling factors between the coupler package and the sensor package.

Micro inductive sensor

An inductor sensor assembly for determining to position of object includes a layer of ferrite overlaying exciting and receiving coils formed on a substrate. A magnet attached to the target produces a virtual coupler in an area of ferrite overlaying the coils. An application for a shock absorber includes a sensor module mounted in a recess in a dust cover and a magnet mounted to a cylinder tube of the shock absorber.

Inductive sensor for shock absorber

A torque sensor for a steering mechanism having an input shaft joined to an output shaft by a torsion bar. A first coupler is connected to the input shaft while a second coupler is connected to the output shaft. A first and second receiving coils, each having a plurality of oppositely wound loops, are arranged adjacent the first and second coils, respectively, while a circuit determines the angular offset between the couplers.

Inductive steering torque and angle sensor

The present invention uses a sensor to determine when a pressure plate and a clutch plate of a dual clutch transmission system are in contact with one another. The assembly includes a housing having a plurality of pistons connected to both the clutch plate and pressure plate. The pistons contain either magnets or couplers and are positioned adjacent one another separated by either a Hall effect sensor or an inductive sensor. As the pressure plates and clutch plates come into contact with one another the pistons move within the housing and said movement is detected by the sensor. The sensor determines if the pressure plate is in contact with the clutch plate and if the clutch plate or the pressure plate has traveled any linear distance.

Linear sensor

A sensor assembly for a vehicle electronic braking system including a housing, at least one linear sensor, the at least one sensor contained within the housing, the linear sensor adapted to measure the linear distance traveled of a brake pedal. The assembly further includes a rotary sensor, the rotary sensor also contained within the same housing, the rotary sensor adapted to measure rotary motion of a DC motor in an the electronic braking system. The rotary sensor and the at least one linear sensor each in communication with a brake control unit. The at least one linear sensor and the at least one rotary sensor is encapsulated, either together or separately. The at least one linear sensor is a Hall-effect sensor. A wake up switch circuit is integrated with at least one of the linear sensors to wake up the system when the driver depresses the brake pedal in the electronic braking system. The rotary sensor is an inductive sensor.

Integrated rotary and linear sensor

A sensor circuit for use with a shaft assembly rotatably mounted in a housing and having an input shaft, an output shaft and a torsion bar which connects the input and output shafts together. A CR coil mounted to the housing around the shaft assembly is energized and generates an electromagnetic field. An RX coil is mounted to and rotates with the shaft assembly and has an output connected to a power circuit to generate electrical energy when excited by the electromagnetic field from the first coil. The power circuit powers an angle sensor which transmits a signal back to the first coil representative of the angle between the input and output shafts.

Steering position and torque sensor

A rotary position sensor having a transmitter coil excited by a high frequency signal source. A first and second receiver coil, each having at least two oppositely wound loops, are rotatably positioned electrically 90 degrees relative to each other. The receiver coils are positioned so as to be inductively coupled with the transmitter coil while a coupler constructed of an electrically conductive material is rotatably positioned over and inductively coupled with the first and second receiver coils. The outputs from the first and second receiver coils are coupled through a high pass filter and a low pass filter, respectively, thus creating a 90&#xb0; phase shift in the resultant signals. These signals are summed together and coupled as an input signal to a PWM circuit together with a signal from the transmitter coil.

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Ridgetown, Canada

Lingmin Shao