Data communication system
First Claim
1. A data communication system comprising:
- first means for receiving and transmitting optical signals, including first light receiving means for receiving light modulated to communicate data and converting said light into an electric signal and first light emitting means for diffusing and radiating light modulated to communicate data in response to the electrical signal obtained from said first light receiving means;
a plurality of second means for transmitting and receiving optical signals, each including second light emitting means disposed in optical communication through the air with said first means for converging and radiating light modulated to communicate data in accordance with a received transmission data signal and second light receiving means in optical communication through the air with said first means for receiving the light from said first light emitting means and converting it into an electrical signal representing receiving data; and
third means for transmitting the transmission data signal to a second light emitting means and receiving the electric signal representing receiving data from a second light receiving means.
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Accused Products
Abstract
A data communication system including reflectors having first light emitting elements for radiating light and first light receiving elements for receiving light, a plurality of transceivers disposed confronting said reflectors and having second light emitting elements for radiating light and second light receiving elements for receiving light, and a data processing unit to be connected to the transceivers, wherein light corresponding to the data to be transmitted from the data processing unit is converged and radiated from the second light emitting element of the transceiver to the reflector, the light from the transceiver is received by the first light receiving element of the reflector, light corresponding to the data thus received is radiated from the light emitting element of the reflector to all of the transceivers confronting said reflector and is received by the second light receiving elements of the transceivers, and the data thus received is sent to the data processing unit.
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Citations
8 Claims
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1. A data communication system comprising:
- first means for receiving and transmitting optical signals, including first light receiving means for receiving light modulated to communicate data and converting said light into an electric signal and first light emitting means for diffusing and radiating light modulated to communicate data in response to the electrical signal obtained from said first light receiving means;
a plurality of second means for transmitting and receiving optical signals, each including second light emitting means disposed in optical communication through the air with said first means for converging and radiating light modulated to communicate data in accordance with a received transmission data signal and second light receiving means in optical communication through the air with said first means for receiving the light from said first light emitting means and converting it into an electrical signal representing receiving data; and
third means for transmitting the transmission data signal to a second light emitting means and receiving the electric signal representing receiving data from a second light receiving means. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
- first means for receiving and transmitting optical signals, including first light receiving means for receiving light modulated to communicate data and converting said light into an electric signal and first light emitting means for diffusing and radiating light modulated to communicate data in response to the electrical signal obtained from said first light receiving means;
Specification