Abstract: A tire pressure monitoring system and tire pressure detector setting apparatus for tractor-trailer are disclosed. The tractor-trailer has a tractor and a trailer having a plurality of wheels, respectively. The tire pressure monitoring system includes a plurality of tire pressure detectors and a monitoring device. The tire pressure detectors are disposed on each of the wheels, detecting the tire pressure status of each wheel and generating a tire pressure information. Each tire pressure detector has a wheel code corresponding to one of the wheels, respectively. The monitoring device is disposed on the tractor for receiving the tire pressure information and the wheel codes of the corresponding tire pressure detector. When the tire pressure information and the wheel code are transmitted to the monitoring device, the monitoring device accurately monitors the tire pressure status of each wheel.

Abstract: A tire tread detection apparatus and tire pressure detector setting apparatus with tire tread detection function are provided. The tire tread detection apparatus includes a body casing, a driving unit, a measuring member, a position member, and a sense member. The driving unit, the measuring member, and the positioning member are connected. The driving unit is applied for driving the measuring member to protrude outward from the body casing for measuring the tire tread depth of the tire. The sense member generates a measurement signal corresponding to the positioning member, such that the measurement signal indicates a tire tread depth value. Therefore, the tire tread depth is efficiently and accurately acquired.

Abstract: A tire pressure monitoring system and tire pressure detector setting apparatus for tractor-trailer are disclosed. The tractor-trailer has a tractor and a trailer having a plurality of wheels, respectively. The tire pressure monitoring system includes a plurality of tire pressure detectors and a monitoring device. The tire pressure detectors are disposed on each of the wheels, detecting the tire pressure status of each wheel and generating a tire pressure information. Each tire pressure detector has a wheel code corresponding to one of the wheels, respectively. The monitoring device is disposed on the tractor for receiving the tire pressure information and the wheel codes of the corresponding tire pressure detector. When the tire pressure information and the wheel code are transmitted to the monitoring device, the monitoring device accurately monitors the tire pressure status of each wheel.

Abstract: A tire tread detection apparatus and tire pressure detector setting apparatus with tire tread detection function are provided. The tire tread detection apparatus includes a body casing, a driving unit, a measuring member, a position member, and a sense member. The driving unit, the measuring member, and the positioning member are connected. The driving unit is applied for driving the measuring member to protrude outward from the body casing for measuring the tire tread depth of the tire. The sense member generates a measurement signal corresponding to the positioning member, such that the measurement signal indicates a tire tread depth value. Therefore, the tire tread depth is efficiently and accurately acquired.

Abstract: An antenna matching device for a dual-frequency tire pressure detector includes: a microcontroller having a control pin; a dual-frequency signal unit controlled by the microcontroller to which one of two different frequency signals to generate; and a matching unit having an input end, two external pins, and an output end, the input end being electrically connected to the dual-frequency signal unit to receive the frequency signals from the dual-frequency signal unit, the external pins being electrically connected to two ends of a diode, respectively, with the control pin electrically connected to one of the external pins, and the output end being electrically connected to an antenna, wherein the matching unit provides two impedances between the input end and the output end so that the microcontroller controls an operating state of the diode according to whether the control pin is grounded, thereby switching between the impedances of the matching unit.

Abstract: A data transmitting device capable of configuring different operating frequencies for use by a tire pressure monitoring detector includes: a standard oscillator; a phase locked loop including a phase frequency comparator, a filter, and a pressure-controlling oscillator; a microcontrol unit electrically connected to the standard oscillator and the phase frequency comparator and adapted to store a first ratio and a second ratio; and a signal output unit electrically connected to the output end of the pressure-controlling oscillator and the microcontrol unit. The microcontrol unit allows a user to select and send the first or second ratio to the phase frequency comparator. The phase locked loop generates a target frequency signal according to the first or second ratio selected by the user. The microcontrol unit sends a data to the signal output unit, and the signal output unit outputs the data according to the frequency of the target frequency signal.

Abstract: An antenna matching device for a dual-frequency tire pressure detector includes: a microcontroller having a control pin; a dual-frequency signal unit controlled by the microcontroller to which one of two different frequency signals to generate; and a matching unit having an input end, two external pins, and an output end, the input end being electrically connected to the dual-frequency signal unit to receive the frequency signals from the dual-frequency signal unit, the external pins being electrically connected to two ends of a diode, respectively, with the control pin electrically connected to one of the external pins, and the output end being electrically connected to an antenna, wherein the matching unit provides two impedances between the input end and the output end so that the microcontroller controls an operating state of the diode according to whether the control pin is grounded, thereby switching between the impedances of the matching unit.

Abstract: A data transmitting device capable of configuring different operating frequencies for use by a tire pressure monitoring detector includes: a standard oscillator; a phase locked loop including a phase frequency comparator, a filter, and a pressure-controlling oscillator; a microcontrol unit electrically connected to the standard oscillator and the phase frequency comparator and adapted to store a first ratio and a second ratio; and a signal output unit electrically connected to the output end of the pressure-controlling oscillator and the microcontrol unit. The microcontrol unit allows a user to select and send the first or second ratio to the phase frequency comparator. The phase locked loop generates a target frequency signal according to the first or second ratio selected by the user. The microcontrol unit sends a data to the signal output unit, and the signal output unit outputs the data according to the frequency of the target frequency signal.

Abstract: A tire pressure monitoring system includes a main unit carried in a motor vehicle having one or multiple vehicle tires, and a tire pressure sensor installed in each vehicle tire of the motor vehicle and electrically connected to the main unit through a wireless communication SoC (system-on-chip) therein in a wireless manner. The wireless communication SoC of each tire pressure sensor includes a first communication protocol and a second communication protocol the related data of the respective vehicle tire. Thus, the tire pressure monitoring system improves data signal transmission efficiency and achieves dual-mode transmission.

Abstract: A TPMS (tire pressure monitoring system) sensor setting method is disclosed to use a setting tool for selecting the ID codes of multiple TPMS sensors and burning a communication protocol into the multiple selected TPMS sensors at a time, significantly shortening the operation time.

Abstract: A method for burning data into a tire pressure monitoring device includes the steps of preparing a burning tool and a tire pressure monitoring device and connecting them electrically with a single wire to enable data or signal transmission between the burning tool and the tire pressure monitoring device, thereby achieving single-wire data burning and two-way communication between the burning tool and the tire pressure monitoring device.

Abstract: A TPMS (tire pressure monitoring system) sensor setting method is disclosed and performed by: using a setting tool to input a location code into the TPMS sensor to be set so that the TPMS sensor can feed the location code and its ID to the on-vehicle main unit for enabling the on-vehicle main unit to establish the relationship between the ID of the TPMS sensor and its location.

Abstract: A magnetic force transmission type tire pressure sensor device and related setting tool and setting method is disclosed. The invention uses a magnetic force sensor unit in the tire pressure sensor device to receive lines of magnetic flux being transmitted by a magnetic force transmitter unit in the setting tool, and then the received waveform is converted into a communication protocol and stored in the tire pressure sensor device. Therefore, the invention not only can achieve the purpose of wireless transmission but also can enhance the stability of signal transmission, eliminate wireless regulatory constraints and improve product quality.

Abstract: A TPMS (tire pressure monitoring system) sensor input method is disclosed and performed by: using a setting tool to read in the ID of the TPMS sensor subject to the set position, and then compiling the ID of the TPMS sensor and the position to be set into a set code, and then transmitting the set code to a receiver host for enabling the receiver host to store the data of the ID of the TPMS sensor and the position of the TPMS sensor.

Abstract: A TPMS (tire pressure monitoring system) sensor input method is disclosed and performed by: using a setting tool to read in the ID of the TPMS sensor subject to the set position, and then compiling the ID of the TPMS sensor and the position to be set into a set code, and then transmitting the set code to a receiver host for enabling the receiver host to store the data of the ID of the TPMS sensor and the position of the TPMS sensor.

Abstract: A TPMS (tire pressure monitoring system) sensor setting method is disclosed and performed by: using a setting tool to input a location code into the TPMS sensor to be set so that the TPMS sensor can feed the location code and its ID to the on-vehicle main unit for enabling the on-vehicle main unit to establish the relationship between the ID of the TPMS sensor and its location.

Abstract: A TPMS (tire pressure monitoring system) sensor setting method is disclosed to use a setting tool for selecting the ID codes of multiple TPMS sensors and burning a communication protocol into the multiple selected TPMS sensors at a time, significantly shortening the operation time.

Abstract: A tire pressure sensor device setting method is disclosed to use a setting tool to encode the tire pressure sensor device to be set and to simultaneously write the location information of the tire pressure sensor device into the communication protocol during encoding, enabling the tire pressure sensor device to actively send out a location signal.

Abstract: A flexible board type tire pressure sensor device includes a flexible PC board having a first surface bonded to an inside wall of a tire of a vehicle wheel and a second surface opposite to the first surface, a sensor module installed in the second surface of the flexible PC board for sensing a variety of statuses of the vehicle wheel, a transmission terminal set installed in the second surface of the flexible PC board and electrically connected with the sensor module for allowing transmission of a communication program to the sensor module, and an antenna installed in the second surface of the flexible PC board and electrically connected with the sensor module for sending out a sensor signal generated by the sensor module. Thus, the flexible board type tire pressure sensor device has excellent structural stability to provide accurate sensing results.

Abstract: A touch-control tire pressure sensor device includes a housing holding an air nozzle at one side thereof, a circuit board accommodated in the housing and carrying a processor and memory unit having electrically coupled thereto a pressure sensor unit, a temperature sensor unit, an acceleration sensor unit, a LF transmission interface and a RF transmission interface for transmitting a sensed signal to an on-vehicle main unit, a battery pack providing the circuit board with the necessary working voltage, and a conducting plate having one end connected to the touch sensor IC and an opposite end kept in contact with the air nozzle.