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SPACE MOUSE
PRESENTED BYHARITHA B CHITTETHU
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OUTLINE:
Introduction
PrincipleSpace mouse
Types
Specifications
Features
Working
Visual space mouse
Applications
Advantages
Future scope
Conclusion
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Introduction:
Space mouse is developed by the DLR instituteof robotics and mechatronics.
DLR- Deutsches Zenturum far Luft-und
Raumfahrt.
First prototype applications of DLR control was
showed from 1982-1985.
The high sales price of about $8,000 per unit
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Principle:
The basic principle behind its construction is mechatronics engineeringand the multisensory concept.
Measuring system is drift-free and not subject to aging effects.
Movements were measured by electromagnetic or ultrasonic.
The measuring arrangement in the inner ring is composed of the LED, aslit and perpendicular to the slit on the opposite side of the ring a linear PSD.
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SPACE MOUSE:
Space Mouse is a professional 3D controller manipulatingobjects in a 3D environment.
It has different modes of operation in which it can also be usedas a two-dimensional mouse.
Groundbreaking interface.
Enables the user to intuitively zoom, pan and rotate models.
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Space mouse system:
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TYPES:Two types of space mouse
Space mouse classic
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Space mouse plus
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Specifications:
PRODUCT Space Mouse Classic Space Mouse Plus
SENSITIVITY adjustable adjustable
BUTTONS 9, programmable 11, plus Quick tip programmable
INTERFACE RS-232C RS-232C or USB
CONNECTOR D-sub 9 pin D-sub 9 pin or USB
WEIGHT Weight 1.46 lb (0.66 kg) 1.5 lb (0.68 kg)
DIMENSIONS (LxWxH) 6.50" x 4.41" x 1.57" (165 x 112 x 40mm)
7.40" x 4.72" x 1.73" (188 x 120 x 44mm)
WARRANTY 36 Months 36 Months
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Features:
Ease of use of manipulating objects in 3D applications.
Calibration free sensor technology for high precision and unique reliability.
Nine programmable buttons to customize users preference for motion control.
Fingertip operation for maximum precision and performance.
Adjust sensitivity and motion control to the users preference.
Small form factor frees up the desk space.
Natural hand position (resting on table) eliminates fatigue.
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Working:
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Inside a mouse:
Figure :1
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The exposed portion of the ball touches the desktop
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Figure :2
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Rollers detection:
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Figure :3
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A typical optical encoding disk:
Figure :4
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A close-up of one of the optical encoders that track mouse motion
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Figure :5
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The logic section of a mouse
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Figure :6
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Visual space mouse:
Visual space mouse can be divided into twomain parts
● Robot control● ● Image processing
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Applications:
Works in graphical applications.
Object manipulation in 3D applications.
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Advantages:
Drawing times is reduced by 20%-30% .
Works without an additional power supply.
Adapted for a wide range of tasks including
● mechanical design,
● real time video animation and
● visual simulation.
Allows the user to move a robot system in the most natural way.
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Future scope:
ROTEX is the only well known virtual environment.
Machine instruction allowance.
To develop virtual environment using space mouse.
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Conclusion:
we believe there is no other man- machine interface technology comparable toMagellan in its simplicity and yet high precision. It is
used for 3D manipulations in 6 dof, but at the same timemay function as a conventional 2D mouse.
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