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PRESENTATION ON
REDTACTONBY
Pavan & Preethi
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INTRODUCTIONINTRODUCTION
Red Tacton is a new Human AreaRed Tacton is a new Human Area
networking technology that uses the surfacenetworking technology that uses the surfaceof the human body as a safe, high speedof the human body as a safe, high speed
network transmission path.network transmission path.
Red Tacton uses the minute electric fieldRed Tacton uses the minute electric fieldgenerated by human body as medium forgenerated by human body as medium for
transmitting the data.transmitting the data.
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GENEREL TRANSMISSIONGENEREL TRANSMISSION
The chips which will be embedded inThe chips which will be embedded invarious devices contain transmitter andvarious devices contain transmitter andreceiver built to send and accept data inreceiver built to send and accept data indigital formatdigital format
All these devices need the separate voltagesAll these devices need the separate voltagesfor their workingfor their working
Along with power they need a mediumAlong with power they need a medium
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ANOVERVIEW OFANOVERVIEW OF
REDTACTONREDTACTON
Physically separating ends the contact and thusPhysically separating ends the contact and thus
ends communication Using RedTactonends communication Using RedTacton
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OVERVIEWOVERVIEW
Using Red Tacton, communication starts whenUsing Red Tacton, communication starts when
terminals carried by the user or embedded interminals carried by the user or embedded in
devicesdevices They linked in various combinations accordingThey linked in various combinations according
to the user's Communication is possible usingto the user's Communication is possible using
any body surfacesany body surfaces
The body surfaces may be any of our bodyThe body surfaces may be any of our body
parts like hands, fingers, arms, feet, face, legsparts like hands, fingers, arms, feet, face, legs
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WORKING PRINCIPLEWORKING PRINCIPLE
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DISCRIPTIONOFFEILDSDISCRIPTIONOFFEILDS
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WORKING OF ELEMENTSWORKING OF ELEMENTS
RedTacton can achieve duplex communicationRedTacton can achieve duplex communication
over the human body at a maximum seed ofover the human body at a maximum seed of
10 mbps10 mbps
RedTacton uses SUPER SENSETIVERedTacton uses SUPER SENSETIVE
PHOTONIC electric field sensor to achieve thePHOTONIC electric field sensor to achieve the
aboveabove
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OTHERELEMENTSOTHERELEMENTS
The RedTacton transmitter induces a weakThe RedTacton transmitter induces a weak
electric field on the surface of the body.electric field on the surface of the body.
The RedTacton receiver senses changes in theThe RedTacton receiver senses changes in theweak electric field on the surface of the bodyweak electric field on the surface of the body
caused by the transmittercaused by the transmitter
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MAIN PRINCIPLEMAIN PRINCIPLE
RedTacton relies upon the principle that theRedTacton relies upon the principle that the
optical properties of an electrooptical properties of an electro--optic crystaloptic crystal
can vary according to the changes of a weakcan vary according to the changes of a weak
electric field.electric field.
RedTacton detects changes in the opticalRedTacton detects changes in the optical
properties of an electroproperties of an electro--optic crystal using aoptic crystal using a
laser and converts the result to an electricallaser and converts the result to an electrical
signal in a optical receiver circuitsignal in a optical receiver circuit
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TRANSMISSIONINTRANSMISSIONIN
REDTACTONREDTACTON
The transmitter sends data by inducingThe transmitter sends data by inducing
fluctuations in the minute electric fieldfluctuations in the minute electric field
These fluctuations disturbs the minute electricThese fluctuations disturbs the minute electricfield on the surface of the bodyfield on the surface of the body
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RECEIVINGRECEIVING
Data is received using a photonic electric fieldData is received using a photonic electric field
sensor field.sensor field.
Which combines an electroWhich combines an electro--optic crystal and aoptic crystal and alaser light to detect fluctuations in the minutelaser light to detect fluctuations in the minute
electric fieldelectric field
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DISSIPATIONOF POWERDISSIPATIONOF POWER
The naturally occurring electric field inducedThe naturally occurring electric field induced
on the surface of the human body dissipateson the surface of the human body dissipates
into the earth.into the earth.
. The photonic electric field sensor enables. The photonic electric field sensor enables
weak electric fields to be measured byweak electric fields to be measured by
detecting changes in the electrodetecting changes in the electro--optic crystaloptic crystal
with a laser beamwith a laser beam
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HUMANAREANETWORKHUMANAREANETWORK
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FEATURESOFREDTACTONFEATURESOFREDTACTON
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COMPARISIONCOMPARISION
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MERITSMERITS
A communication environment can be createdA communication environment can be created
easily and at loweasily and at low--costcost
Communication environment can be formedCommunication environment can be formedwith items close at hand like desks, walls andwith items close at hand like desks, walls and
metal objectsmetal objects
Reduces heavy antennas and receivers likeReduces heavy antennas and receivers like
devices to carrydevices to carry
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DEMERITSDEMERITS
There is a limit on the conductor size forThere is a limit on the conductor size for
propagationpropagation
Which has some difficulty in installing theWhich has some difficulty in installing thedevicesdevices
Some threats are there in power dissapationSome threats are there in power dissapation
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APPLICATIONFIELDSAPPLICATIONFIELDS
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OTHERAPPLICATIONSOTHERAPPLICATIONS
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PROTOTYPESPROTOTYPES
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FUTURE WORKSFUTURE WORKS
NTT lab from Japan is currently testing &NTT lab from Japan is currently testing &
developing this revolutionary technology todeveloping this revolutionary technology to
make it more safer and cheapermake it more safer and cheaper
Trying to increase the conduction spaceTrying to increase the conduction space
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THANK YOUTHANK YOU
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ANY QUERIES ?ANY QUERIES ?