18452058. METHOD FOR ASCERTAINING AT LEAST ONE EYE STATE OF AT LEAST ONE PERSON SITUATED IN A DEFINED SPATIAL REGION simplified abstract (Robert Bosch GmbH)

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METHOD FOR ASCERTAINING AT LEAST ONE EYE STATE OF AT LEAST ONE PERSON SITUATED IN A DEFINED SPATIAL REGION

Organization Name

Robert Bosch GmbH

Inventor(s)

Johannes Meyer of Haseluenne (DE)

Johannes Fischer of Pliezhausen (DE)

METHOD FOR ASCERTAINING AT LEAST ONE EYE STATE OF AT LEAST ONE PERSON SITUATED IN A DEFINED SPATIAL REGION - A simplified explanation of the abstract

This abstract first appeared for US patent application 18452058 titled 'METHOD FOR ASCERTAINING AT LEAST ONE EYE STATE OF AT LEAST ONE PERSON SITUATED IN A DEFINED SPATIAL REGION

Simplified Explanation

The patent application describes a method for determining the eye state of a person using scanning laser feedback interferometry.

  • Light beam is directed into a defined spatial region using a scanning laser feedback interferometry sensor.
  • Modulation of the power of the light source is measured based on the reflection from the person's eye.
  • The eye state of the person is determined based on the modulation of the power of the light source.

Potential Applications

This technology could be used in various fields such as healthcare for monitoring eye health, security for identifying individuals based on eye state, and research for studying eye movements.

Problems Solved

This technology provides a non-invasive and efficient way to determine the eye state of a person without direct contact, allowing for quick and accurate assessments.

Benefits

The method is quick, accurate, and non-invasive, making it suitable for various applications where monitoring eye state is necessary.

Potential Commercial Applications

  • "Innovative Eye State Detection Technology for Healthcare and Security Applications"

Possible Prior Art

There may be prior art related to eye tracking technologies used in various industries such as healthcare, security, and research.

What are the potential limitations of this technology in real-world applications?

The abstract does not mention any potential limitations of the technology, such as accuracy issues in certain lighting conditions or the need for calibration.

How does this technology compare to existing methods for determining eye state?

The abstract does not provide a comparison with existing methods for determining eye state, such as manual assessments by healthcare professionals or other automated eye tracking systems.


Original Abstract Submitted

A method for ascertaining at least one eye state of at least one person situated in a defined spatial region. At least one light beam is directed, in a scanning manner, into the defined spatial region using a light source of a scanning laser feedback interferometry sensor. The defined spatial region has, in the horizontal direction, at least the dimension of a width of a head of the person. A modulation of the power of the light source of the laser feedback interferometry sensor is measured as a function of at least one light beam reflected back by at least one eye of the person situated in the defined spatial region. The at least one eye state of the at least one person situated in the defined spatial region is ascertained as a function of the modulation of the power of the light source, using a processing unit.