Method and an apparatus for cell planning
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Abstract
Measuring in a cellular telecommunication system the position of active mobile stations and the service, in terms of bit rate, they use. The first figure shows a number of users, four black dots having a voice connection with low bit rate and two users O having packet switched connection with a much higher bit rate. In the second figure the bit rate used is taken into consideration and, as shown by the greater area of the packet switched users, a more true picture of the traffic density is created. If the cell tends to get overloaded, requiring a cell split, the site X of a new base station will be shifted to the right comparing the second figure with the first.
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Citations
20 Claims
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1-10. -10. (canceled)
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11. A method in a cellular mobile telecommunication system for cell planning and preparing for a cell split when a cell tends to get congested or overloaded, said method comprising the steps of:
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registering position related data comprising the locations for mobile users (MS) together with what service is used by each user in terms of bit rate; and
,creating an estimation of the traffic density within the cell as a function of said position related data. - View Dependent Claims (12, 13, 14, 15)
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16. A cell planning tool for preparing for a cell split in a cellular telecommunication system, comprising:
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a control network for registering the location of mobile stations;
means for registering the services used by the mobile stations; and
,means for, based on the location and service data, estimating the traffic density of the cell. - View Dependent Claims (17, 18, 19)
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20. A cellular telecommunication system comprising base stations and mobile stations in communication with each other in a cell under supervision of a control network including a cell planning system node which collects data from the telecommunication system relating to the location of the mobile stations, their path losses on their radio channels and the services they use, and wherein said cell planning system node comprises data collecting and calculation equipment which predicts an optimal place for a new base station when the cell otherwise will be overloaded.
Specification