Method for transmitting tariff data to a subscriber unit
First Claim
1. A method for transmitting tariff data via radio-frequency signals to a chargeable subscriber unit communicating with a telecommunication network, the method comprising:
- transmitting a first tariff frame to the chargeable subscriber unit, the first tariff frame corresponding to a first tariff rate for at least a portion of a call;
counting charge-metering signals received from the telecommunication network; and
transmitting a second tariff frame to the chargeable subscriber unit when a monetary value, corresponding to a number of the counted charge-metering signals counted since the first tariff frame was transmitted to the chargeable subscriber unit exceeds a predetermined threshold value, the second tariff frame corresponding to a second tariff rate for at least a portion of the call.
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Abstract
The invention relates to a method for transmitting tariff data via radio-frequency signals to a chargeable subscriber unit (1) communicating with a telecommunication network (7). In order to charge the user of the subscriber unit as fairly as possible, a tariff frame corresponding to a lump sum is transmitted to the subscriber unit (1), charge-metering signals received from the telecommunication network (7) are counted, and when the monetary value corresponding to the number of the counted charge-metering signals exceeds a predetermined threshold value, a new tariff frame corresponding to a lump sum is transmitted to the subscriber unit (1). The invention also relates to a system where the method according to the invention can be applied.
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Citations
11 Claims
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1. A method for transmitting tariff data via radio-frequency signals to a chargeable subscriber unit communicating with a telecommunication network, the method comprising:
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transmitting a first tariff frame to the chargeable subscriber unit, the first tariff frame corresponding to a first tariff rate for at least a portion of a call; counting charge-metering signals received from the telecommunication network; and transmitting a second tariff frame to the chargeable subscriber unit when a monetary value, corresponding to a number of the counted charge-metering signals counted since the first tariff frame was transmitted to the chargeable subscriber unit exceeds a predetermined threshold value, the second tariff frame corresponding to a second tariff rate for at least a portion of the call. - View Dependent Claims (2, 3)
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4. A radio system providing a wireless local loop, the radio system comprising:
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at least one base station; a chargeable subscriber unit connected to one of the at least one base station by radio frequency signals; a subscriber network element transmitting calls between the chargeable subscriber unit and a telecommunication system through the one of the at least one base station, the subscriber network element comprising; means for transmitting telecommunication signals between the telecommunication system and the chargeable subscriber unit; a counter arranged in connection with the subscriber network element to count charge-metering signals transmitted by the telecommunication system; and a memory device arranged in connection with the subscriber network element to indicate a tariff frame corresponding to a set of numbers dialed by the chargeable subscriber unit, the subscriber network element further comprising means, responsive to the counter, arranged to retrieve from the memory device the tariff frame to be transmitted to the chargeable subscriber unit when a connection is established and when a monetary value, corresponding to a number of the charge-metering signals counted by the counter exceeds a predetermined threshold value. - View Dependent Claims (5, 6, 7, 8, 9, 10, 11)
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Specification