18597013. POSITION DETECTION DEVICE simplified abstract (TDK CORPORATION)

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POSITION DETECTION DEVICE

Organization Name

TDK CORPORATION

Inventor(s)

Tsuyoshi Umehara of Tokyo (JP)

Hayato Miyashita of Tokyo (JP)

Keisuke Uchida of Tokyo (JP)

Hiraku Hirabayashi of Tokyo (JP)

POSITION DETECTION DEVICE - A simplified explanation of the abstract

This abstract first appeared for US patent application 18597013 titled 'POSITION DETECTION DEVICE

The patent application describes a position detection device that utilizes magnetic field generation units and sensors to detect the position of a target.

  • The device includes a first position detector with a first magnetic field generation unit, a second magnetic field generation unit, and a first magnetic sensor.
  • A second position detector is also included, with a third magnetic field generation unit, a fourth magnetic field generation unit, and a second magnetic sensor.
  • The signal generator generates a position detection signal by combining signals from the first and second magnetic sensors.
  • Each position detector includes a bias magnetic field generation unit to enhance accuracy.

Potential Applications: - Robotics: precise positioning of robotic arms or tools. - Automotive: accurate tracking of vehicle positions for navigation systems. - Industrial automation: monitoring the position of moving parts in machinery.

Problems Solved: - Provides accurate and reliable position detection. - Minimizes interference from external magnetic fields. - Enhances overall system performance and efficiency.

Benefits: - Improved precision in position tracking. - Enhanced reliability in various applications. - Increased productivity and safety in automated systems.

Commercial Applications: Title: "Advanced Position Detection Technology for Robotics and Automation" This technology can be utilized in industries such as manufacturing, logistics, and healthcare for precise positioning and automation control.

Questions about the technology: 1. How does the device handle variations in magnetic fields for accurate position detection? 2. What are the potential limitations of this technology in real-world applications?


Original Abstract Submitted

A position detection device includes a first position detector, a second position detector, and a signal generator. The first position detector includes a first magnetic field generation unit, a second magnetic field generation unit, and a first magnetic sensor. The second position detector includes a third magnetic field generation unit, a fourth magnetic field generation unit, and a second magnetic sensor. The positions of the second and fourth magnetic field generation units vary in response to variations in a detection-target position. The signal generator generates a position detection signal, which is the sum of a first detection signal generated by the first magnetic sensor and a second detection signal generated by the second magnetic sensor. Each of the first and second position detectors includes a bias magnetic field generation unit.