| 摘要 |
Methods and apparatus implementing techniques for asymmetrical communication in prepayment metering. In general, in one aspect, the techniques provide a utility system that includes a distribution network for distributing a resource to a customer. The system includes a meter for metering the resource and for connecting and disconnecting a supply of the resource distributed to the customer. The meter includes a control system for maintaining an account of the customer and for controlling distribution of the resource based on the account information. The meter includes a first communication system for sending, over a first medium, information from the prepayment meter to the control system. The meter includes a second communication system for sending, over a second medium, information from the control system to the prepayment meter, wherein the information includes signals for disconnecting or connecting the supply of the resource distributed to the consumer. |
