Classifications

• • G—PHYSICS
  • G06—COMPUTING; CALCULATING OR COUNTING
  • G06F—ELECTRIC DIGITAL DATA PROCESSING
  • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
  • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
  • G06F3/011—Arrangements for interaction with the human body, e.g. for user immersion in virtual reality
  • G06F3/013—Eye tracking input arrangements

Definitions

• the invention subject to the application is related to a system , in which commands using only eye movements, can be sent to the electronic and motorized wheelchair by means of an application located on the system screen in order to move the electronic and motorized wheelchair that is a part of a computer based system.
• Wheelchairs are devices which enable people with temporary or permanent walking disabilities to move. I n present systems, mechanical wheelchairs that are moved by hand/arm power of the user and motorized wheelchairs having an electronic system moving with an engine are available.
• the invention subject to the application is related to wheelchairs that move by means of engine power having an electronic system which is the second type. The movement of such wheelchairs can be performed manually using a controller, a computer with wireless connection, a tablet computer, or devices such as mobile phones.
• the subject of the invention is related to the movement of an electronic and motorized wheelchair that is a part of a computer based system and said wheelchair is operated together with an eye movement tracking device.
• the invention is based on moving an electronic and motorized wheelchair located in a real environment without the need for any kind of physical contact, by means of processing data related to eye movements that have been obtained when the user looks at the application on the screen of the computer based system.
• the aim of the invention is to move an electronic wheelchair that is connected to a computer based system using only eye movements without the need to use any kind of devices such as a control lever, computer with wireless connection, tablet computer, and mobile phones that are usually necessary to use the motorized wheelchair.
• Another aim of the invention is to enable disabled people who cannot use computer systems (mouse, keyboard and touch screen etc.) through physical contact as they cannot use their hands or arms and as a result who cannot operate an electronic and motorized wheelchair, to be able to move their wheelchairs by eye movements only.
• Figure 1 The schematic view of the components of the electronic and motorized wheelchair movement system controlled by eye movements
• Figure 2- A screen image from the application on the computer based system screen
• I con enabling the electronic and motorized wheelchair to turn left at a 180 degree angle 16. Icon enabling the electronic and motorized wheelchair to turn right at a 180 degree angle
• the subject of the application is a system that enables the usage of a wheelchair by means of only eye movements without the need for any kind of computer input devices such as keyboard, mouse and touchpad that necessitate physical contact in order to move the wheelchair with engine power having an electronic system located in a physical environment, wherein Figure 1 shows the components (parts) of the system of the invention.
• a computer based system ( 1 ) having a screen which enables to operate the system and which comprises the computer based system screen application (4) therein, • eye movement tracking device (2) which tracks the eye movements of a user as soon as he/she looks at the screen of the computer based system which has been positioned by means of an eye movement tracking device fixing apparatus (3) ,
• eye movement tracking device fixing apparatus (3) which can be adjusted according to the sitting position of the user in the electronic and motorized wheelchair (7) and which is used to position the eye movement tracking device (2) ,
• a computer based system screen application (4) which enables the communication between the eye movement tracking device (2) and the electronic and motorized wheelchair (7) , which can display the user interactions simultaneously on the screen of the computer based system (1 ) screen, which can send audio and/or visual warning signals if necessary, and which can display the image received from the front and rear-view cameras (8) ,
• lever (5) which holds the telescopic computer based system screen, whose height, angle and distance can be adjusted according to the user, and which is used to adjust the screen of the computer based system (1 ) to the eye level of the user,
• chin and forehead resting apparatus (6) which is attached to the electronic and motorized wheelchair (7) , which is used to if necessary to stabilize the head of the user, where the user can rest his/her head-chin, which enables to maintain the distance between the eye movement tracking device (2) and the eyes of the user, which can be adjusted in height, angle and distance,
• front and rear-view cameras (8) which receive the images from the front and the rear of the electronic and motorized wheelchair (7) and which submits said images to the computer based system screen application (4) .
• the system subject to the application that enables to move the electronic and motorized wheelchair (7) with only eye movements, is used together with an eye movement tracking device (2) .
• the application is based on forming a system through which procedures/interactions can be carried out by means of the computer based system screen application (4) using only the eye movements of a user and on these system outputs to be processed by the electronic and motorized wheelchair (7) .
• the eye movement tracking device (2) can track the movement of eyes when the user looks at the screen of the computer based system screen application (4) .
• the system regularly receives the data related to the eye movements obtained from the eye movement tracking device (2) .
• the data obtained from the eye movements of the user captured by the eye movement tracking device (2) is processed by the computer based system screen application (4) and as a result the action carried out by the user on the screen of the computer based system ( 1 ) is determined.
• the computer based system screen application (4) submits this data to the electronic and motorized wheelchair (7) .
• the electronic and motorized wheelchair (7) moves in accordance with the data received.
• the invention subject to the application is a system which enables to move an electronic and motorized wheelchair by means of eye movements, wherein Figure 2 shows a screen shot of the computer based system screen application (4) . According to Figure 2;
• the user focuses for a predetermined period of time to the icon (9) which enables to turn the electronic and motorized wheelchair to the right, which is displayed on the computer based system screen application (4) in order to turn the electronic and motorized wheelchair (7) to the left and then the wheelchair (7) starts to move.
• the electronic and motorized wheelchair (7) starts to turn at a predetermined speed and when the user stops focusing, the movement is stopped.
• the user focuses on the icon (10) enabling the electronic and motorized wheelchair to turn right, which is displayed on the computer based system screen application (4) in order to turn the electronic and motorized wheelchair (7) to the right and then the wheelchair (7) starts to move.
• the electronic and motorized wheelchair (7) starts to turn at a predetermined speed and when the user stops focusing, the movement is stopped.
• the user focuses on the icon (1 1 ) enabling the electronic and motorized wheelchair to go straight forward, which is displayed on the computer based system screen application (4) in order to move the electronic and motorized wheelchair (7) forward and then the wheelchair (7) starts to move.
• the electronic and motorized wheelchair (7) starts to move forward at a predetermined speed and when the user stops focusing, the movement is stopped.
• the user focuses on the icon (12) enabling the electronic and motorized wheelchair to be reversed, which is displayed on the computer based system screen application (4) in order to reverse the electronic and motorized wheelchair (7) and then the wheelchair (7) starts to move.
• the electronic and motorized wheelchair (7) is reversed at a predetermined speed and when the user stops focusing, the movement is stopped.
• the user focuses for a predetermined time on the icon (13) which enables the electronic and motorized wheelchair to make a left turn at a 90 degree angle, which is located on the computer based screen application (4) in order to turn the electronic and motorized wheelchair (7) to the left at a 90 degree angle and the electronic and motorized wheelchair (7) performs the turning motion.
• the user focuses for a predetermined time on the icon (14) which enables the electronic and motorized wheelchair to make a right turn at a 90 degree angle, which is located on the computer based screen application (4) in order to turn the electronic and motorized wheelchair (7) to the right at a 90 degree angle and the electronic and motorized wheelchair (7) performs the turning motion.
• the user focuses for a predetermined time on the icon (15) which enables the electronic and motorized wheelchair to make a left turn at a 180 degree angle, which is located on the computer based screen application (4) in order to turn the electronic and motorized wheelchair (7) to the left at a 180 degree angle and the electronic and motorized wheelchair (7) performs the turning motion.
• the user focuses for a predetermined time on the icon (16) which enables the electronic and motorized wheelchair to make a right turn at a 1 80 degree angle, which is located on the computer based screen application (4) in order to turn the electronic and motorized wheelchair (7) to the right at a 180 degree angle and the electronic and motorized wheelchair (7) performs the turning motion.
• the user can capture images by means of the front and rear cameras (8) connected to the computer based system ( 1 ) during the usage of the computer based system screen application (4) and the images obtained can be submitted to the camera image display ( 17) simultaneously by said cameras.
• the image on the screen can be a front image and/or a rear image depending on the movement type.
• the option to capture images at the same time from both cameras can be made active/ passive using the options button (19) .
• the user uses the emergency button ( 18) in order to stop the movement of the electronic and motorized wheelchair (7) if there is any kind of problem .
• the user uses the option button ( 19) in order to configure all settings of the system .
• the user can receive audio and/or visual warnings in relation to errors or warnings that may be faced in relation to completed procedures.
• the system enables to submit commands in relation to moving an electronic and motorized wheelchair by means of an application located on the screen of the system .
• a computer based system with eye movement tracking technology integrated enables users to move the electronic and motorized wheelchair in a desirable direction after commands from the user are received. Therefore this system can be sold with similar methods used to sell present motorized wheelchairs.

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• Engineering & Computer Science (AREA)
• General Engineering & Computer Science (AREA)
• Theoretical Computer Science (AREA)
• Human Computer Interaction (AREA)
• Physics & Mathematics (AREA)
• General Physics & Mathematics (AREA)
• User Interface Of Digital Computer (AREA)
• Selective Calling Equipment (AREA)

Priority Applications (1)

Applications Claiming Priority (2)

Publications (2)

Family

ID=61760946

Family Applications (1)

Country Status (3)

Cited By (1)

Family Cites Families (5)

• 2016
  • 2016-09-28 TR TR2016/13586A patent/TR201613586A2/tr unknown
• 2017
  • 2017-09-18 EP EP17854223.9A patent/EP3519922A2/en not_active Withdrawn
  • 2017-09-18 WO PCT/TR2017/050433 patent/WO2018063134A2/en unknown

Non-Patent Citations (1)

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