smart dust
DESCRIPTION
Tiny electronic devices designed to capture mountains of information about their surroundings while literally floating on airTRANSCRIPT
SMART DUST
BY A SATYA KARTHIK 10071A0501
CONTENTSCONTENTS
INTRODUCTIONINTRODUCTION MEMS TECHNOLOGYMEMS TECHNOLOGY WHAT IS A MOTE?WHAT IS A MOTE? COMMUNICATIONCOMMUNICATION APPLICATIONSAPPLICATIONS FUTURE OF SMART DUSTFUTURE OF SMART DUST CHALLENGESCHALLENGES CONCLUSIONCONCLUSION
INTRODUCTIONINTRODUCTION
Tiny electronic Tiny electronic devices designed devices designed to capture to capture mountains of mountains of information about information about their surroundings their surroundings while literally while literally floating on airfloating on air
THE MEMS TECHNOLOGYTHE MEMS TECHNOLOGY
MEMS is the integration of MEMS is the integration of mechanical elements, sensors, mechanical elements, sensors, actuators and electronics on a actuators and electronics on a common silicon substrate through common silicon substrate through micro fabrication technologymicro fabrication technology
MOTESMOTESMOTES
Tiny sensors that can perform a variety of functions
OPERATION OF A MOTE
SMART DUST SYSTEM SMART DUST SYSTEM REQUIREMENTSREQUIREMENTS
PowerPower Sensor Sensor CommunicationCommunication
COMMUNICATION TECHNIQUECOMMUNICATION TECHNIQUE
Wireless communication collects Wireless communication collects data from thousands of sensors data from thousands of sensors simultaneouslysimultaneously
Various techniques areVarious techniques are
a)a) Radio Frequency TransmissionRadio Frequency Transmission
b)b) Optical Transmission TechniqueOptical Transmission Technique
RF TECHNIQUERF TECHNIQUE
Based on the generation, Based on the generation, propagation and detection of propagation and detection of electromagnetic waveselectromagnetic waves
Used to function as both the uplink Used to function as both the uplink and the downlinkand the downlink
OPTICAL TRANSMISSION OPTICAL TRANSMISSION TECHNIQUETECHNIQUE
Free space optic communicationFree space optic communication
a) Active Optical Communication a) Active Optical Communication
b) Passive Optical Communicationb) Passive Optical Communication Fiber optic communicationFiber optic communication
APPLICATIONSAPPLICATIONS
Civil and military applications
VIRTUAL KEYPAD
BRIDGES
SKYWRAPPERS
EFFICIENT MEDICAL IMPLANTS
Wearing temperature, humidity and environmental comfort sensors sewn into our clothes.
FUTURE OF SMART DUSTFUTURE OF SMART DUST
Number of research institutionsNumber of research institutions The future of smart dust lies on both The future of smart dust lies on both
optical communication and fiber-optical communication and fiber-optic communication.optic communication.
CHALLENGESCHALLENGES
To incorporate all these functions To incorporate all these functions while maintaining a low power while maintaining a low power consumptionconsumption
Maximizing operating life given the Maximizing operating life given the limited volume for energy storagelimited volume for energy storage
The motes must operate efficiently The motes must operate efficiently and conserve energy whenever and conserve energy whenever possiblepossible
Ongoing researches on Smart Dust Smart Dust mote :As small as possible Make it available at low price as possible.
CONCLUSION
THANK YOU