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red tacton technology uses human area network.

2007-03-22 08:24:02 · 2 answers · asked by pradeep mca 1 in Science & Mathematics Physics

2 answers

RedTacton is a new Human Area Networking technology that uses the surface of the human body as a safe, high speed network transmission path.
- RedTacton uses the minute electric fieldemitted on the surface of the human body. Technically, it is completely distinct from wireless and infrared.
- A transmission path is formed at the moment a part of the human body comes in contact with a RedTacton transceiver. Physically separating ends the contact and thus ends communication.
- Using RedTacton, communication starts when terminals carried by the user or embedded in devices are linked in various combinations according to the user's natural, physical movements.
- Communication is possible using any body surfaces, such as the hands, fingers, arms, feet, face, legs or torso. RedTacton works through shoes and clothing as well.

1. The RedTacton transmitter induces a weak electric field on the surface of the body.
2. The RedTacton receiver senses changes in the weak electric field on the surface of the body caused by the transmitter.
3. RedTacton relies upon the principle that the optical properties of an electro-optic crystal can vary according to the changes of a weak electric field.
4. RedTacton detects changes in the optical properties of an electro-optic crystal using a laser and converts the result to an electrical signal in a optical receiver circuit.

The transmitter sends data by inducing fluctuations in the minute electric field on the surface of the human body. Data is received using a photonic electric field sensor that combines an electro-optic crystal and a laser light to detect fluctuations in the minute electric field.

- The naturally occurring electric field induced on the surface of the human body dissipates into the earth. Therefore, this electric field is exceptionally faint and unstable.
- The photonic electric field sensor developed by NTT enables weak electric fields to be measured by detecting changes in the optical properties of an electro-optic crystal with a laser beam.

...all the best.

2007-03-22 21:15:44 · answer #1 · answered by popcandy 4 · 0 0

RedTacton is a new Human Area Networking technology that uses the surface of the human body as a safe, high speed network transmission path.
- RedTacton uses the minute electric fieldemitted on the surface of the human body. Technically, it is completely distinct from wireless and infrared.
- A transmission path is formed at the moment a part of the human body comes in contact with a RedTacton transceiver. Physically separating ends the contact and thus ends communication.
- Using RedTacton, communication starts when terminals carried by the user or embedded in devices are linked in various combinations according to the user's natural, physical movements.
- Communication is possible using any body surfaces, such as the hands, fingers, arms, feet, face, legs or torso. RedTacton works through shoes and clothing as well.

2007-03-22 19:36:51 · answer #2 · answered by vibs 2 · 0 0

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