68results about How to "Power saving mode" patented technology

In an environment where multiple OSs are present in one processor having a power saving function, a power-saving processor controller has a main OS that accepts a timer interrupt outputted from a hardware timer at a timing when a predetermined time elapses and a sub-OS treated as a task executed by the main OS, judges whether an executable task is present or not at the timing of the timer interrupt, and carries out an interrupt to the sub-OS if any executable task is present in the sub-OS.

The invention relates to a booster bicycle provided with a sensor with a plurality of unevenly distributed magnetic blocks on a chain disc, and in particular relates to an electric booster bicycle used for providing booster signals for a plurality of point positions in a way of magnetic induction. The sensor comprises a sensing element, a booster model processor, a digital / analog (D / A) converter and an operational amplifier which are sequentially connected, wherein the chain disc taken as the sensing element is fixedly provided with the plurality of permanent magnet blocks, and every two adjacent permanent magnet blocks have the opposite magnetic polarities; the distances among the permanent magnet blocks are different from one another; a Hall of the sensing element is arranged on a frame close to the permanent magnet blocks; and the operational amplifier is connected with a motor controller. The booster bicycle has the advantages that square-wave signals can be obtained by the Hall, the sensor can conveniently use an artificial set booster model through digital processing output, the boosting is reasonable in the starting point, the finishing point and the force, human can cooperate with a machine, and the electricity is saved.

The invention relates to a booster bicycle provided with a sensor provided with a plurality of magnetic blocks with unevenly distributed magnetic fluxes in a shell, and in particular relates to an electric booster bicycle used for providing booster signals for a plurality of point positions in a way of magnetic induction. The sensor comprises a sensing element, a booster model processor, a digital / analog (D / A) converter and an operational amplifier which are sequentially connected, wherein the sensing element comprises the permanent magnet blocks and a Hall which are respectively arranged in a space where a rotary table and a fixed table are embedded; the rotary table is provided with the plurality of permanent magnet blocks, and every two adjacent permanent magnet blocks have the opposite magnetic polarities and different magnetic fluxes; the Hall arranged on the fixed table is arranged at the position close to the permanent magnet blocks; the sensor is sheathed outside a centre shaft of the bicycle; and the operational amplifier is connected with a motor controller. The booster bicycle has the advantages that the relative positions between the permanent magnet blocks and the Hall are fixed, square-wave signals can be obtained by the Hall, the sensor can conveniently use an artificial set booster model through digital processing output, the boosting is reasonable in the starting point, the finishing point and the force, human can cooperate with a machine in a best way, and the electricity is saved.

A moped employing a sensor with uniformly distributed magnetic blocks in a shell disclosed by the invention is an electric moped for providing a power signal by multi-point magnetic induction. The sensor comprises a sensing element, a power model processor, a digital-analogue converter and an operational amplifier which are orderly connected, wherein the sensing element comprises a rotating plate and a fixing plate; the permanent magnet blocks and halls are arranged on the fixing plate; a plurality of adjacent permanent magnet blocks of which the magnetic polarities are opposite are fixedly arranged on the rotating plate; the halls on the fixing plate are arranged at the positions near the permanent magnet blocks; the sensor is sleeved outside a middle shaft of a bicycle; and the operational amplifier is connected with a motor controller. The moped has the advantages that the opposite positions of the permanent magnet blocks and the halls are fixed; the halls can obtain rectangular wave signals; the sensor conveniently outputs an artificially set power model via digital treatment; and a power starting point, a finishing point and force are reasonable, so that a person and a machine can be matched and the electricity is saved.

The invention discloses an assisted bicycle using a sensor with non-uniform distribution of multiple magnetic blocks in a housing, and belongs to an electric assisted bicycle capable of providing assisting signals by multi-point magnetic induction. The sensor comprises a sensing element, an assisting model processor, a digital-analog converter and an operational amplifier, which are sequentially connected, wherein the sensing element comprises a rotating disk and a fixed disk, permanent magnets and Halls are arranged in internal space, a plurality of the permanent magnets, which have the opposite magnetic polarities in the adjacent permanent magnets and can regulate the intervals and the positions with different magnetic fluxes, are arranged on the rotating disk, and the Halls on the fixed disk are arranged in the positions near the permanent magnets. The sensor is sheathed outside a center shaft of the bicycle, and the operational amplifier is connected with a motor controller. The assisted bicycle has the advantages that the relative positions of the permanent magnets and the Halls are fixed, and the Halls can obtain rectangular wave signals, so that the sensor can conveniently output an assisted model which is artificially set and can be regulated by digital processing to realize reasonable start point and end point of assisting, as well as reasonable force, enable a person and a machine to realize optimal matching and save electricity.

The invention relates to a power-assisting bicycle using a sensor with a plurality of non-uniformly distributed magnetic blocks in a shell and belongs to an electric power-assisting bicycle for providing a power-assisting signal by multi-point magnetic induction. The sensor comprises a sensing element, a power-assisting model processor, a digital-to-analog converter and an operational amplifier which are sequentially connected. The sensing element comprises a rotary table and a fixed disk and permanent magnetic blocks and a hall are arranged in an inner space in which the rotary table and the fixed disk are embedded. A plurality of permanent magnetic blocks are arranged on the rotary table, wherein each two adjacent permanent magnetic blocks have opposite magnetic polarities; and the permanent magnetic blocks are arranged at unequal intervals. The hall on the fixed disk is arranged at the position close to the permanent magnetic blocks. The sensor is sleeved outside a center shaft of the bicycle. The operational amplifier is connected with a motor controller. The power-assisting bicycle has the advantages that the relative positions of the permanent magnetic blocks and the hall are fixed; a square-wave signal can be obtained by the hall; the power-assisting bicycle is convenient for the sensor to output the signal by digital processing to artificially set a power-assisting model; the power-assisting initial point, a power-assisting end point and the power-assisting strength are reasonable; and a user and a machine can be optimally matched and power is also saved.

The invention discloses a power-assisted bicycle using a sensor with position-adjustable magnetic blocks in a casing, which belongs to an electrically power-assisted bicycle for providing power-assisted signals through multi-point-position magnetic induction. The sensor comprises a sensing element, a power-assisted model processor, a D / A (digital to analog) converter and an operational amplifier which are sequentially connected, wherein the sensing element comprises permanent magnet blocks and a hall arranged in an inner cavity formed by that a movable plate and a fixed plate are mutually embedded, the movable plate is provided with a plurality of permanent magnet blocks, wherein two adjacent permanent magnet blocks are opposite in magnetic polarity, and the distance between the permanent magnet blocks can be adjusted, and the hall on the fixed plate is arranged at a position close to the permanent magnet blocks. The sensor is sleeved outside of a middle axle of the bicycle, and the operational amplifier is connected with a motor controller. The power-assisted bicycle disclosed by the invention has the advantages that: the relative positions between the permanent magnet blocks and the hall are fixed, and the hall can acquire rectangular wave signals, thereby facilitating that the sensor outputs reasonable forces (which are artificially set and can be adjusted) from the power-assisted model to a power-assisted starting point and a power-assisted ending point through digital processing, so that the man-machine cooperation can be optimal, and an effect of power saving can be achieved.

The invention discloses an assisted bicycle with a sensor with a plurality of magnet blocks uniformly distributed in a shell, and belongs to an electric assisted bicycle which can provide assistance signals by multi-point magnetic induction. The sensor comprises a sensing element, an assistance model processor, a digital-to-analogue converter and an operational amplifier which are connected in sequence, wherein the sensing element comprises permanent magnet blocks and a Hall element which are arranged in the cavity formed by embedding a rotary disc into a fixed disc; a plurality of permanent magnet blocks are fixedly arranged on the rotary disc, wherein the magnetic polarities of adjacent permanent magnet blocks are opposite to each other; the Hall element on the fixed disc is arranged at the position close to the permanent magnet blocks; a sensor is arranged on a central shaft of a wheel of the bicycle; and the operational amplifier is connected with a motor controller. The assisted bicycle has the advantages that the relative position between the permanent magnet blocks and the Hall element is fixed; the Hall element can acquire square-wave signals, and the square-wave signals are subjected to the digital processing by the sensor and an assistance model is set artificially; the start point, the end point, and the power of the assistance are reasonable; and man and machine can be matched and electricity can be saved.

The invention relates to a motorized bicycle having a sensor with multiple magnets uneven in position and magnetic flux in a casing, and belongs to electric motorized bicycles with motorized signals provided by multipoint magnetic induction. The sensor comprises sensing elements, a motorized model processor, a digital-to-analog converter and an operational amplifier which are connected in sequence, the sensing elements include permanent magnets and a Hall sensor unit which are arranged in a cavity formed by combining a rotary disc with a fixed disc, a plurality of permanent magnets are arranged on the rotary disc, magnetic polarities of the adjacent permanent magnets are opposite, the distances among the permanent magnets are different, the magnetic flux of the permanent magnets are also different, and the Hall sensor unit on the fixed disc is arranged close to the permanent magnets. The sensor is arranged on a center wheel axle of the bicycle, and the operational amplifier is connected with a motor controller. The motorized bicycle has the advantages that relative positions of the permanent magnets and the Hall sensor unit are fixed, the Hall sensor unit can acquire rectangular wave signals, and human-set adjustable motorized model signals can be processed digitally and output to the motorized starting point and the finishing point by the sensor conveniently, so that motorized power is reasonable in distribution, manpower and motorized power can be matched optionally, and electric power is saved.

The invention discloses a booster bicycle provided with a sensor with multiple magnetic blocks in nonuniform distribution in a shell, and belongs to an electric booster bicycle capable of providing booster signals by multi-point position magnetic sensing. The sensor comprises a sensing element, a booster model processor, a digital-analog converter and an operational amplifier which are connected in sequence, the sensing element comprises a rotating disc, a fixed disc, permanent magnetic blocks and a hall, wherein the permanent magnetic blocks and the hall are arranged in an internal hollow space formed by the embedding of the rotating disc and the fixed disc, a plurality of permanent magnetic blocks are arranged on the rotating disc, the magnetic polarities of the adjacent permanent magnetic blocks are opposite and are different in distance, and the hall on the fixed disc is arranged at the position close to the permanent magnetic blocks. The sensor is arranged on a central shaft of a wheel of the bicycle, and the operational amplifier is connected with a motor controller. The booster bicycle has the advantages that the permanent magnetic blocks and the hall are relatively fixed, the hall can obtain rectangular wave signals, the sensor can be used for outputting after the digital processing, a booster model is set artificially, the booster start point, the booster finishing point and the booster power are reasonable, so that a user and a machine can be best matched, and the power is saved.

The invention relates to a motorized bicycle having a sensor with multiple position-adjustable magnets in a casing, and belongs to electric motorized bicycles with motorized signals provided by multipoint magnetic induction. The sensor comprises sensing elements, a motorized model processor, a digital-to-analog converter and an operational amplifier which are connected in sequence, the sensing elements include permanent magnets and a Hall sensor unit which are arranged in a cavity formed by combining a rotary disc with a fixed disc, a plurality of permanent magnets are arranged on the rotary disc, magnetic polarities of the adjacent permanent magnets are opposite, the distances among the permanent magnets are adjustable, and the Hall sensor unit on the fixed disc is arranged close to the permanent magnets. The sensor is arranged on a center wheel axle of the bicycle, and the operational amplifier is connected with a motor controller. Relative positions of the permanent magnets and the Hall sensor unit are fixed, the Hall sensor unit can acquire rectangular wave signals, and human-set adjustable motorized model signals can be processed digitally and output to the motorized starting point and the finishing point by the sensor conveniently, so that motorized power is reasonable in distribution, manpower and motorized power can be matched optionally, and electric power is saved.

The invention provides a booster bicycle provided with a rotating disc type sensor with multiple magnetic blocks in uniform distribution, and belongs to an electric booster bicycle capable of providing booster signals by virtue of multiple-point position magnetic sensing. The sensor comprises a sensing element, a booster model processor, a digital-analog converter and an operational amplifier, wherein a plurality of permanent magnetic blocks with opposite adjacent magnetic polarities are fixedly arranged on the rotating disc of the sensing element, the rotating disc is arranged on a central shaft of a wheel of the bicycle, the hall of the sensing element is arranged on a frame close to the permanent magnetic blocks, and the operational amplifier is connected with a motor controller. The booster bicycle has the advantages that the hall can obtain square wave signals, the sensor can be used for outputting after the digital processing, a booster model can be set artificially, the booster start point, the booster finishing point, and the booster power are reasonable, so that a user and a machine can be best matched, and the power is saved.

A moped provided with a sensor with unevenly distributed positions of magnetic blocks on a motor casing disclosed by the invention is an electric moped for providing a power signal by multi-point magnetic induction. The sensor comprises a sensing element, a power model processor, a digital-analogue converter and an operational amplifier which are orderly connected, wherein a plurality of adjacent permanent magnet blocks of which the magnetic polarities are opposite are fixedly arranged on the motor casing as the sensing element; the distances between the permanent magnet blocks are different; a hall of the sensing element is arranged on a frame near the permanent magnet blocks; and the operational amplifier is connected with a motor controller. The moped has the advantages that the hall can obtain a rectangular wave signal, the sensor conveniently outputs an artificially set power model via digital treatment, and a power starting point, a finishing point and force are reasonable, so that a person and a machine can be matched and the electricity is saved.

The invention relates to a booster bicycle provided with a rotary table type sensor provided with a plurality of magnetic blocks with adjustable positions and magnetic fluxes, and in particular relates to an electric booster bicycle used for providing booster signals for a plurality of point positions in a way of magnetic induction. The sensor comprises a sensing element, a booster model processor, a digital / analog (D / A) converter and an operational amplifier which are sequentially connected, wherein a rotary table of the sensing element is fixedly provided with the plurality of permanent magnet blocks, and every two adjacent permanent magnet blocks have the opposite magnetic polarities; the gaps among the permanent magnet blocks can be adjusted, and the positions of the magnet blocks with different magnetic fluxes can be adjusted; the rotary table is arranged on the central shaft of each wheel of the bicycle; a Hall of the sensing element is arranged on a frame close to the permanent magnet blocks; and the operational amplifier is connected with a motor controller. The booster bicycle has the advantages that square-wave signals can be obtained by the Hall, the sensor can conveniently use an artificial set booster model through digital processing output, the booster model is adjusted to be reasonable in boosting starting point, finishing point and force, human can cooperate with a machine in a best way, and the electricity is saved.

The invention discloses an assisted bicycle with a magnetic flux sensor with a plurality of magnet blocks nonuniformly arranged on a flywheel, and belongs to an electric assisted bicycle which can provide assistance signals by multi-point magnetic induction. The sensor comprises a sensing element, an assistance model processor, a digital-to-analogue converter and an operational amplifier which are connected in sequence, wherein a plurality of permanent magnet blocks are fixedly arranged on the flywheel serving as the sensing element, and the magnetic polarities of adjacent permanent magnet blocks are opposite to each other; magnetic fluxes of the permanent magnet blocks are different from each other; a Hall element of the sensing element is arranged on a bicycle frame close to the permanent magnet blocks; and the operational amplifier is connected with a motor controller. The assisted bicycle has the advantages that the Hall element can acquire square-wave signals, and the square-wave signals are subjected to the digital processing by the sensor and an assistance model is set artificially; the start point, the end point, and the power of the assistance are reasonable; and man and machine can be matched and electricity can be saved.

The invention discloses a motorized bicycle having a rotary disk type sensor with non-uniformity distribution of multi-magnetic block positions, in particular to an electric motorized bicycle for providing an assisting signal by multi-point magnetic induction. The sensor comprises a sensing element, an assisting model processor, a digital / analogue converter and an operational amplifier which are sequentially connected, wherein a plurality of permanent magnet blocks of which adjacent permanent magnet blocks are opposite in magnetic polarities are arranged on a rotary disk of the sensing element; spaces between every two permanent magnet blocks are different; the rotary disk is arranged on a central shaft of a wheel of the bicycle; a Hall of the sensing element is arranged on a frame adjacent to the permanent magnet block; and the operational amplifier is connected with a motor controller. The motorized bicycle has the advantages that the Hall can acquire a rectangular wave signal which is conveniently and digitally processed and output by the sensor; and the assisting model is manually set, and thus an assisting starting point, finishing point and strength are reasonable, a person and a machine can be optimally matched and electricity is saved.

The invention discloses an assisted bicycle with a magnetic flux sensor with a plurality of magnet blocks nonuniformly arranged on a flywheel, and belongs to an electric assisted bicycle which can provide assistance signals by multi-point magnetic induction. The sensor comprises a sensing element, an assistance model processor, a digital-to-analogue converter and an operational amplifier which are connected in sequence, wherein a plurality of permanent magnet blocks are fixedly arranged on the flywheel serving as the sensing element, and the magnetic polarities of adjacent permanent magnet blocks are opposite to each other; magnetic fluxes of the permanent magnet blocks are different from each other; a Hall element of the sensing element is arranged on a bicycle frame close to the permanent magnet blocks; and the operational amplifier is connected with a motor controller. The assisted bicycle has the advantages that the Hall element can acquire square-wave signals, and the square-wave signals are subjected to the digital processing by the sensor and an assistance model is set artificially; the start point, the end point, and the power of the assistance are reasonable; and man and machine can be matched and electricity can be saved.

A moped provided with a turntable sensor with changing positions and magnetic fluxes of magnetic blocks disclosed by the invention is an electric moped for providing a power signal by multi-point magnetic induction. The sensor comprises a sensing element, a power model processor, a digital-analogue converter and an operational amplifier which are orderly connected, wherein a plurality of adjacent permanent magnet blocks of which the magnetic polarities are opposite are fixedly arranged on a rotating plate of the sensing element; the distances between the permanent magnet blocks and the magnetic fluxes are different; the rotating plate is arranged on a wheel center shaft of a bicycle; a hall of the sensing element is arranged on a frame near the permanent magnet blocks; and the operational amplifier is connected with a motor controller. The moped has the advantages that the hall can obtain a rectangular wave signal; the sensor conveniently outputs an artificially set power model via digital treatment; and a power starting point, a finishing point and force are reasonable, so that a person and a machine can be matched and the electricity is saved.

A power-assist bicycle using a sensor having multiple magnet blocks unevenly distributed in a housing. The sensor comprises, sequentially connected, a sensing element, a power-assist model processor (21), a digital-to-analog converter (27), and an operational amplifier (28). The sensing element comprises a rotating disk (1), a fixed disk (40), and, embedded within a cavity of the rotating disk and of the fixed disk, permanent magnet blocks (2) and a Hall element (3). Arranged on the rotating disk (1) are the multiple permanent magnet blocks (2) that are opposite in adjacent magnet polarities and different in spacing intervals. The Hall element (3) on the fixed disk (40) is arranged at a position in proximity to the permanent magnet blocks. The sensor is sleeved on the exterior of a central shaft (51) of the bicycle. The operational amplifier (28) is connected to a motor controller (29). Advantages: the relative positions of the permanent magnet blocks (2) and of the Hall element (3) are fixed, the Hall element (3) is allowed to acquire a rectangular wave signal, thereby facilitating the sensor to output via digital processing an artificially-set power-assist model, power-assist starting point, ending point, and reasonable power, thus allowing for optimal matching between human and machine, and achieving the effect of electricity conservation.

The invention discloses a power-assisted bicycle with a sensor with a flywheel provided with position / magnetic flux-adjustable magnetic blocks, which is an electrically power-assisted bicycle for providing power-assisted signals through multi-point-position magnetic induction. The sensor comprises a sensing element, a power-assisted model processor, a D / A (digital to analog) converter and an operational amplifier which are sequentially connected, a plurality of permanent magnet blocks (two adjacent permanent magnet blocks are opposite in magnetic polarity) are fixed on a flywheel as the sensing element, the distance between every two permanent magnet blocks and the positions of the permanent magnet blocks with different magnetic fluxes can be adjusted, a hall of the sensing element is arranged on a frame close to the permanent magnet blocks, and the operational amplifier is connected with a motor controller. The power-assisted bicycle disclosed by the invention has the advantages that: the hall can acquire rectangular wave signals, thereby facilitating that the sensor outputs reasonable forces (which are artificially set and can be adjusted) from the power-assisted model to a power-assisted starting point and a power-assisted ending point through digital processing, so that the man-machine cooperation can be optimal, and an effect of power saving can be achieved.

The invention relates to a power assisting bicycle with an adjustable magnet block position sensor on a flywheel, and an electric power assisting bicycle adopting multi-point magnetic induction for providing power assisting signals. A sensor comprises a sensing element, a power assisting model processor, a digital to analog converter and an operational amplifier, which are connected in sequence, wherein a plurality of permanent magnets are fixedly arranged on the flywheel serving as the sensing element in such a manner that the adjacent magnetic polarities of the permanent magnets are opposite; the distance between the permanent magnets is adjustable; Halls of the sensing element are arranged on a bicycle frame near the permanent magnets; and the operational amplifier is connected with a motor controller. The power assisting bicycle has the advantages that the Halls can acquire rectangular wave signals; the sensor can conduct digital processing on the rectangular wave signals and output a power assisting model which can be set artificially; and the power assisting model can be adjusted to a power assisting starting point and a power assisting end point with reasonable power, so that a man and a machine can match each other optimally with less electricity.

A moped provided with a sensor with unevenly distributed positions of magnetic blocks on a flywheel disclosed by the invention is an electric moped for providing a power signal by multi-point magnetic induction. The sensor comprises a sensing element, a power model processor, a digital-analogue converter and an operational amplifier which are orderly connected; a plurality of adjacent permanent magnet blocks of which the magnetic polarities are opposite are fixedly arranged on the flywheel as the sensing element; the distances between the permanent magnet blocks are different; a hall of the sensing element is arranged on a frame near the permanent magnet blocks; and the operational amplifier is connected with a motor controller. The moped has the advantages that the hall can obtain a rectangular wave signal, an artificially set power model can be conveniently output via digital treatment by the sensor, and a power starting point, a finishing point and force are reasonable, so that a person and a machine can be matched and the electricity is saved.

A moped provided with a sensor with adjustable positions and magnetic fluxes of magnetic blocks on a keyboard disclosed by the invention is an electric moped for providing a power signal by multi-point magnetic induction. The sensor comprises a sensing element, a power model processor, a digital-analogue converter and an operational amplifier which are orderly connected, wherein a plurality of adjacent permanent magnet blocks of which the magnetic polarities are opposite are fixedly arranged on the motor casing as the sensing element; the distances between the permanent magnet blocks and the positions of the magnetic blocks with different magnetic fluxes can be adjusted; a hall of the sensing element is arranged on a frame near the permanent magnet blocks; and the operational amplifier is connected with a motor controller. The moped has the advantages that the hall can obtain a rectangular wave signal; the sensor conveniently outputs an artificially set power model via digital treatment, and a power starting point, a finishing point and force can be adjusted to be reasonable, so that a person and a machine can be best matched and the electricity is saved.

A moped provided with a sensor with changing positions and magnetic fluxes of magnetic blocks on a motor casing disclosed by the invention is an electric moped for providing a power signal by multi-point magnetic induction. The sensor comprises a sensing element, a power model processor, a digital-analogue converter and an operational amplifier which are orderly connected, wherein a plurality of adjacent permanent magnet blocks of which the magnetic polarities are opposite are fixedly arranged on the motor casing as the sensing element; the distances and magnetic fluxes of the permanent magnet blocks are different; a hall of the sensing element is arranged on a frame near the permanent magnet blocks; and the operational amplifier is connected with a motor controller. The moped has the advantages that the hall can obtain a rectangular wave signal; the sensor conveniently outputs an artificially set power model via digital treatment, and a power starting point, a finishing point and force are reasonable, so that a person and a machine can be matched and the electricity is saved.

The invention relates to a booster bicycle provided with position rotary table type sensor provided with adjustable magnetic blocks, in particular to an electric booster bicycle used for providing booster signals at a plurality of point positions in a way of magnetic induction. The sensor comprises a sensing element, a booster model processor, a digital-to-analog (D / A) converter and an operational amplifier which are sequentially connected, wherein a rotary table of the sensing element is fixedly provided with the plurality of permanent magnet blocks, and every two adjacent permanent magnet blocks are opposite in magnetic polarity; the gaps among the permanent magnet blocks can be adjusted; the rotary table is arranged on the central shaft of each wheel of the bicycle; a Hall of the sensing element is arranged on a frame close to the permanent magnet blocks; and the operational amplifier is connected with a motor controller. The booster bicycle has the advantages that square-wave signals can be obtained by the Hall, so that the sensor can output a manually set booster model through digital processing, the booster model can be adjusted to be reasonable in the boosting starting point, the finishing point and the force, a human can cooperate with a machine, and the electricity is saved.

A power-assist bicycle using sensor having multiple magnet blocks of unevenly distributed magnetic fluxes in a housing, related to electrical power-assisted bicycles that provide a power-assist signal with multipoint magnetic induction. The sensor comprises, sequentially connected, a sensing element, a power-assist model processor (21), a digital-to-analog converter (27), and an operational amplifier (28). The sensing element comprises permanent magnet blocks (2) and a Hall element (3) arranged in a cavity fitted together by a rotating disk (1) and a fixed disk (40). Arranged on the rotating disk are the multiple permanent magnet blocks that are opposite in adjacent magnetic polarities and different in magnetic fluxes. The Hall element on the fixed disk is arranged at a position in proximity to the permanent magnet blocks. The sensor is sleeved on the exterior of a central shaft (51) of the bicycle. The operational amplifier is connected to a motor controller. Advantages: the relative positions of the permanent magnet blocks and of the Hall element are fixed, the Hall element is allowed to acquire a rectangular wave signal, thereby facilitating the sensor to output via digital processing an artificially-set power-assist model, power-assist starting point, ending point, and reasonable power, thus allowing for optimal matching between human and machine and for electricity conservation.

The invention relates to a power assisting bicycle with an adjustable magnet block position sensor on a flywheel, and an electric power assisting bicycle adopting multi-point magnetic induction for providing power assisting signals. A sensor comprises a sensing element, a power assisting model processor, a digital to analog converter and an operational amplifier, which are connected in sequence, wherein a plurality of permanent magnets are fixedly arranged on the flywheel serving as the sensing element in such a manner that the adjacent magnetic polarities of the permanent magnets are opposite; the distance between the permanent magnets is adjustable; Halls of the sensing element are arranged on a bicycle frame near the permanent magnets; and the operational amplifier is connected with a motor controller. The power assisting bicycle has the advantages that the Halls can acquire rectangular wave signals; the sensor can conduct digital processing on the rectangular wave signals and output a power assisting model which can be set artificially; and the power assisting model can be adjusted to a power assisting starting point and a power assisting end point with reasonable power, so that a man and a machine can match each other optimally with less electricity.

A moped provided with a sensor with uniformly distributed magnetic blocks on a motor casing disclosed by the invention. is an electric moped for providing a power signal by multi-point magnetic induction. The sensor comprises a sensing element, a power model processor, a digital-analogue converter and an operational amplifier which are orderly connected, wherein a plurality of adjacent permanent magnet blocks of which the magnetic polarities are opposite are fixedly arranged on the motor casing as the sensing element; a hall of the sensing element is arranged on a frame near the permanent magnet blocks; and the operational amplifier is connected with a motor controller. The moped has the advantages that the hall can obtain a rectangular wave signal; the sensor conveniently outputs an artificially set power model via digital treatment, and a power starting point, a finishing point and force are reasonable, so that a person and a machine can be matched and the electricity is saved.

A moped provided with a sensor with adjustable positions and magnetic fluxes of magnetic blocks on a motor casing disclosed by the invention is an electric moped for providing a power signal by multi-point magnetic induction. The sensor comprises a sensing element, a power model processor, a digital-analogue converter and an operational amplifier which are orderly connected, wherein a plurality of adjacent permanent magnet blocks of which the magnetic polarities are opposite are fixedly arranged on the motor casing as the sensing element; the distances between the permanent magnet blocks and the positions of the magnetic blocks with different magnetic fluxes can be adjusted; halls of the sensing element are arranged on the frame near the permanent magnet blocks; and the operational amplifier is connected with a motor controller. The moped has the advantages that the halls can obtain rectangular wave signals, the sensor conveniently outputs an artificially set power model via digital treatment, and a power starting point, a finishing point and force can be adjusted to be reasonable, so that a person and a machine can be best matched and the electricity is saved.

The invention discloses an assisted bicycle with a sensor with a plurality of magnet blocks uniformly distributed in a shell, and belongs to an electric assisted bicycle which can provide assistance signals by multi-point magnetic induction. The sensor comprises a sensing element, an assistance model processor, a digital-to-analogue converter and an operational amplifier which are connected in sequence, wherein the sensing element comprises permanent magnet blocks and a Hall element which are arranged in the cavity formed by embedding a rotary disc into a fixed disc; a plurality of permanent magnet blocks are fixedly arranged on the rotary disc, wherein the magnetic polarities of adjacent permanent magnet blocks are opposite to each other; the Hall element on the fixed disc is arranged at the position close to the permanent magnet blocks; a sensor is arranged on a central shaft of a wheel of the bicycle; and the operational amplifier is connected with a motor controller. The assisted bicycle has the advantages that the relative position between the permanent magnet blocks and the Hall element is fixed; the Hall element can acquire square-wave signals, and the square-wave signals are subjected to the digital processing by the sensor and an assistance model is set artificially; the start point, the end point, and the power of the assistance are reasonable; and man and machine can be matched and electricity can be saved.