Abstract: A method can include a tire pressure monitoring system (TPMS) sensor that can operate in an asynchronous mode that includes wirelessly transmitting TPMS data advertisements (ADVs), and switch to a synchronous mode that can include ceasing transmission of the TPMS data ADVs, entering a low power state in which the TPMS sensor does not wirelessly transmit or receive, and in response to a request message from a TPMS central device, selectively transmit a TPMS response in a time slot of a repeating advertising interval. TPMS data ADVs and a TPMS response can include tire state data and be compatible with at least one BT standard. Corresponding devices and systems are also disclosed.

Abstract: A method can include, by operation of a vehicle system, receiving tire profile data for each of a plurality of tires of the vehicle, calculating a target pressure for at least one tire using at least the tire profile data, establishing a wireless connection with a device separate from the vehicle system, and wirelessly transmitting the target pressure to the other device. Corresponding devices and systems are also disclosed.

Abstract: A sensor device and a communication method are provided. The sensor includes a microcontroller unit, and a receiver electrically connected to the microcontroller unit and configured to receive at least one communication signal. The receiver includes a magnetic sensor configured to detect a modulated electromagnetic carrier signal as a first communication signal and output an encoded measurement signal based on the detected modulated electromagnetic carrier signal. The sensor device further includes a demodulator configured to convert the encoded measurement signal into a data signal and output the data signal to the microcontroller unit.

Abstract: Embodiments may provide a system, a wheel localizer, a wheel localization device, or methods for locating a position of at least one wheel out of a plurality of wheels of a vehicle. In one embodiment, a system comprises a detector that obtains information related to a reference magnetic field in which the at least one wheel rotates, an antilock braking system (ABS) unit that obtains information related to angular rotations of the plurality of wheels, and a locator that determines the position of the at least one wheel based, at least in part, on the information related to the reference magnetic field and the information related to the angular rotations of plurality of wheels, where the position comprises a wheel location from among the plurality of wheels. The reference magnetic field may be the earth's magnetic field.

Abstract: A sensor device and a communication method are provided. The sensor includes a microcontroller unit, and a receiver electrically connected to the microcontroller unit and configured to receive at least one communication signal. The receiver includes a magnetic sensor configured to detect a modulated electromagnetic carrier signal as a first communication signal and output an encoded measurement signal based on the detected modulated electromagnetic carrier signal. The sensor device further includes a demodulator configured to convert the encoded measurement signal into a data signal and output the data signal to the microcontroller unit.

Abstract: A tire pressure monitor sensor is disclosed. The sensor includes a wireless transmitter and a processing unit. The processing unit provides a time trigger signal within a measurement period and triggers a wireless transmission of a reference signal indicating an occurrence of the time trigger signal to a remote unit. The tire pressure monitor sensor is configured to derive, based on a plurality of acceleration measurement samples within the measurement period, information indicting at least one rotation property of a tire. The tire pressure monitor sensor is further configured to wirelessly transmit the derived information to a remote unit separate from the reference signal.

Abstract: A tire pressure monitoring system (TPMS) sensor and a communication method are provided. The TPMS sensor includes a microcontroller unit, a pressure sensor electrically connected to the microcontroller unit and configured to measure an internal air pressure of a tire and a receiver electrically connected to the microcontroller unit and configured to receive at least one communication signal. The receiver includes a magnetic sensor configured to detect a modulated low-frequency electromagnetic carrier signal as a first communication signal and output an encoded measurement signal based on the detected modulated low-frequency electromagnetic carrier signal. The TPMS sensor further includes a demodulator configured to convert the encoded measurement signal into a data signal and output the data signal to the microcontroller unit.

Abstract: A tire pressure monitoring system (TPMS) sensor and a communication method are provided. The TPMS sensor includes a microcontroller unit, a pressure sensor electrically connected to the microcontroller unit and configured to measure an internal air pressure of a tire and a receiver electrically connected to the microcontroller unit and configured to receive at least one communication signal. The receiver includes a magnetic sensor configured to detect a modulated low-frequency electromagnetic carrier signal as a first communication signal and output an encoded measurement signal based on the detected modulated low-frequency electromagnetic carrier signal. The TPMS sensor further includes a demodulator configured to convert the encoded measurement signal into a data signal and output the data signal to the microcontroller unit.

Abstract: Embodiments may provide a system, a wheel localizer, a wheel localization device, or methods for locating a position of at least one wheel out of a plurality of wheels of a vehicle. In one embodiment, a system comprises a detector that obtains information related to a reference magnetic field in which the at least one wheel rotates, an antilock braking system (ABS) unit that obtains information related to angular rotations of the plurality of wheels, and a locator that determines the position of the at least one wheel based, at least in part, on the information related to the reference magnetic field and the information related to the angular rotations of plurality of wheels, where the position comprises a wheel location from among the plurality of wheels. The reference magnetic field may be the earth's magnetic field.

Abstract: A tire pressure monitor sensor is disclosed. The sensor includes a wireless transmitter and a processing unit. The processing unit provides a time trigger signal within a measurement period and triggers a wireless transmission of a reference signal indicating an occurrence of the time trigger signal to a remote unit. The tire pressure monitor sensor is configured to derive, based on a plurality of acceleration measurement samples within the measurement period, information indicting at least one rotation property of a tire. The tire pressure monitor sensor is further configured to wirelessly transmit the derived information to a remote unit separate from the reference signal.

Abstract: A pressure monitoring device comprises an analog-to-digital converter (ADC) to receive an analog signal and to convert the analog signal to a digital signal. The pressure monitoring device is configured to apply in a first state a first set of calibration coefficients to the digital signal, the first set of calibration coefficients being associated with a first pressure range. The pressure monitoring device is further configured to apply in a second state a second set of calibration values to the digital signal, the second set of calibration coefficients being associated with a second pressure range different than the first pressure range.

Abstract: A combination module combines a subset of a plurality of successive data blocks to form a combination block. A cipher module encrypts the combination block to obtain an encrypted combination block. A processing module divides the encrypted combination block into a number of encrypted data segments and combines the number of encrypted data segments with the plurality of successive data blocks to produce a plurality of transmission packets. Each one of the number of encrypted data segments is transmitted less frequently than each one of the plurality of successive data blocks. A communication module outputs the plurality of transmission packets.

Abstract: Some aspects of the present disclosure provide for a system and method for fault mitigation of a non-volatile memory (NVM) store subject to error correction code (ECC) checking. A simple and robust means to test the integrity of failsafe code stored within the non-volatile memory prior to execution are disclosed. In some embodiments, the failsafe code comprises program elements to communicate the memory failure to other parts of the system, or to execute an orderly shutdown. In the event that an ECC error occurs, the failsafe code can be verified, and upon successful verification, executed.

Abstract: Some aspects of the present disclosure provide for a system and method for fault mitigation of a non-volatile memory (NVM) store subject to error correction code (ECC) checking. A simple and robust means to test the integrity of failsafe code stored within the non-volatile memory prior to execution are disclosed. In some embodiments, the failsafe code comprises program elements to communicate the memory failure to other parts of the system, or to execute an orderly shutdown. In the event that an ECC error occurs, the failsafe code can be verified, and upon successful verification, executed.

Abstract: A pressure monitoring device comprises an analog-to-digital converter (ADC) to receive an analog signal and to convert the analog signal to a digital signal. The pressure monitoring device is configured to apply in a first state a first set of calibration coefficients to the digital signal, the first set of calibration coefficients being associated with a first pressure range. The pressure monitoring device is further configured to apply in a second state a second set of calibration values to the digital signal, the second set of calibration coefficients being associated with a second pressure range different than the first pressure range.

Abstract: In order to provide better resolution over a wider pressure range the previously available, the techniques disclosed herein set an output precision of an analog-to-digital converter (ADC) based on a control signal provided by a control element. The control signal sets the output precision of the ADC to a first level to measure an ambient pressure within a first pressure range; and signal sets the output precision of the ADC to a second level to measure an ambient pressure within a second pressure range.

Abstract: In order to provide better resolution over a wider pressure range the previously available, the techniques disclosed herein set an output precision of an analog-to-digital converter (ADC) based on a control signal provided by a control element. The control signal sets the output precision of the ADC to a first level to measure an ambient pressure within a first pressure range; and signal sets the output precision of the ADC to a second level to measure an ambient pressure within a second pressure range.

Abstract: A position identification system and method include a receiver configured to receive an initiation signal and attenuate the initiation signal until the initiation signal is within a first predetermined range of a reference signal. A controller identifies the position of the receiver in response to the attenuation.

Abstract: A position identification system and method include a receiver configured to receive an initiation signal and attenuate the initiation signal until the initiation signal is within a first predetermined range of a reference signal. A controller identifies the position of the receiver in response to the attenuation.

Abstract: A tire position identification system and method include a transmitter that is configured to send an initiation signal. A receiver is configured to receive the initiation signal and attenuate the initiation signal until the initiation signal is within a first predetermined range of a reference signal. A controller identifies the position of a tire in response to the attenuation. In some embodiments, the reference signal is adjusted until the attenuated initiation signal is within a second predetermined range of the adjusted reference signal, and the position of the tire is identified further in response to the amount of adjustment of the reference signal.