SYSTEM AND METHOD FOR SHORT RANGE COMMUNICATION USING ADAPTIVE CHANNEL INTERVALS
First Claim
1. A method for data transmission on wireless discontinuous channels including a control/safety information (CSI) channel having a duty cycle, and a plurality of service channels, the method comprising:
- evaluating channel utilization of one or more of the channels;
calculating an optimal CSI channel duty cycle responsive to the channel utilizations;
adjusting the duty cycle of the CSI channel to the calculated optimal CSI channel duty cycle;
broadcasting the optimal CSI channel duty cycle; and
transmitting data according to the optimal CSI channel duty cycle.
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Accused Products
Abstract
A system and method for data transmission on wireless discontinuous channels including a control/safety information (CSI) channel having a duty cycle, and a plurality of service channels. The system and method include: evaluating channel utilization of one or more of the channels; calculating an optimal CSI channel duty cycle responsive to the channel utilizations; adjusting the duty cycle of the CSI channel to the calculated optimal CSI channel duty cycle; broadcasting the optimal CSI channel duty cycle; and transmitting data during the optimal CSI channel duty cycle.
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Citations
23 Claims
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1. A method for data transmission on wireless discontinuous channels including a control/safety information (CSI) channel having a duty cycle, and a plurality of service channels, the method comprising:
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evaluating channel utilization of one or more of the channels; calculating an optimal CSI channel duty cycle responsive to the channel utilizations; adjusting the duty cycle of the CSI channel to the calculated optimal CSI channel duty cycle; broadcasting the optimal CSI channel duty cycle; and transmitting data according to the optimal CSI channel duty cycle. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. A system for data transmission on wireless discontinuous channels including a control/safety information (CSI) channel having a duty cycle, and a plurality of service channels, comprising:
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a channel controller device including a first processor and a first memory configured to evaluate channel utilization of one or more of the channels, calculate an optimal CSI channel duty cycle responsive to the channel utilizations, adjust the duty cycle of the CSI channel to the calculated optimal CSI channel duty cycle, and broadcast the optimal CSI channel duty cycle; and a plurality of participant devices, each participant device including a second processor and a second memory configured to receive the broadcast optimal CSI channel duty cycle and transmit data during the optimal CSI channel duty cycle. - View Dependent Claims (14, 15, 16, 17, 18, 19, 20)
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21. A method for adaptive channel switching in a Wireless Access in Vehicular Environments (WAVE) system including a control/safety information (CSI) channel and a plurality of service channels, the method comprising:
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calculating optimal channel switch timings based on utilization of the CSI channel and utilization of the plurality of service channels; broadcasting the calculated optimal channel switching times in a service advertisement; adjusting channel switch timings to the calculated optimal channel switch timings; and transmitting data according to the optimal channel switch timings. - View Dependent Claims (22, 23)
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Specification