Curved surface measurement device and method for preparation thereof

A curved surface measurement device, comprising

• a first vector sensor and a plurality of N second vector sensors, wherein N is a natural number;
• wherein each vector sensor comprises:
• a main body and a vector device connected to the main body;
• the vector device comprising a linear extension and an end of the vector device remote from the main body providing a first connector;
• a second connector arranged on the main body of the second vector sensor, at an end opposite to the vector device;
• wherein the first connector is provided with a connecting member, and the second connector is provided with a rotating connecting member for connecting with a connecting member of a first connector of another vector device;
• and wherein the second connector is located on an extension line of the vector device;
• a sensing chip for sensing a vector of gravity to generate a gravity vector sensing value;
• a wireless communication circuit, connected to the sensing chip, to transmit the sensing value to the external through a wireless communication channel;
• and
• a power supply for providing electrical power to the sensing chip and/or the wireless communication circuit;
• wherein a sensing value signal transmitted by the wireless communication circuit comprises the sensing value and a code representing the vector sensor;
• and
• further comprising a processing circuit, connected to the sensing chip, for receiving the sensing result of the sensing chip, and converting the sensing result into spatial position representation data, comprising a coordinate value or a vector value, and to calculate a relative vector value of a vector from the sensing chip to the first connector of the vector device of respective vector sensors, relative to the gravity vector and/or an absolute vector value of a vector from the sensing chip to the first connector of the vector device of respective vector sensors;
• wherein the power supply device provides electrical power to the processing circuit.

A curved surface measurement device, comprising a vector sensor and a powered moving device carrying the vector sensor;

• the vector sensor comprising:
• a main body and a vector device connected to the main body;
• the vector device comprising a linear extension;
• a sensing chip for sensing a vector of gravity to generate a gravity vector sensing value;
• a processing circuit, coupled to the sensing chip, for receiving a sensing result of the sensing chip, and calculate a relative vector value of a vector from the sensing chip to a far end of the vector device, according to said sensing result;
• a wireless communication circuit, connected to the processing device, to transmit the calculating result of the processing circuit to the external through a wireless communication channel;
• and
• a power supply for providing electrical power to the sensing chip, the processing circuit and/or the wireless communication circuit;
• wherein the relative vector value is expressed by a direction and a length.

A vector sensor for curved surface measurement device, comprising:

• a main body and a vector device connected to the main body;
• the vector device comprising a linear extension and an end of the vector device remote from the main body providing a first connector;
• a second connector arranged on the main body, at an end opposite to the vector device;
• wherein the first connector is provided with a connecting member, and the second connector is provided with a rotating connecting member for connecting with a connecting member of a first connector of another vector device;
• and wherein the second connector is located on an extension line of the vector device;
• a sensing chip for sensing a vector of gravity to generate a gravity vector sensing value;
• a processing circuit, connected to the sensing chip, for receiving the sensing result of the sensing chip, and converting the sensing result into spatial position representation data, comprising a coordinate value or a vector value, and to calculate a relative vector value of a vector from the sensing chip to the first connector of the vector device of respective vector sensors, relative to the gravity vector and/or an absolute vector value of a vector from the sensing chip to the first connector of the vector device of respective vector sensors;
• a wireless communication circuit, connected to the processing circuit, to transmit the processing result to the external through a wireless communication channel;
• and
• a power supply for providing electrical power to the sensing chip, the processing circuit and/or the wireless communication circuit;
• wherein a sensing value signal transmitted by the wireless communication circuit comprises the sensing value and a code representing the vector sensor.