| Patent Number |
Title Of Patent |
Date Issued |
| 5542093 |
Method for redistributing dual mode mobile units to extended channel groups to reduce congestion |
July 30, 1996 |
| A method of setting up and handing off calls in a mobile cellular radio system in which consideration is given to the load capacity of several types of channels. The communication system determines the available capacity of the different groups of channels in the communication system |
| 5513246 |
Radiotelephone locating and handoff using alternative criteria |
April 30, 1996 |
| In a cellular mobile radiotelephone system having a plurality of cells providing radio coverage by a plurality of base stations and having a plurality of mobile stations, the location of a mobile station with respect to cell boundaries is identified using measurements, performed at t |
| 5487071 |
Radio link failure |
January 23, 1996 |
| A cellular mobile telephone system of the TDMA-type has a plurality of mobile radio units which are connected via radio channels with a communication network that includes radio base stations. Monitoring and signalling between the base stations and the mobile radio units is effected |
| 5390338 |
Method of controlling output power in a mobile radio communication system |
February 14, 1995 |
| The invention relates to a method of controlling, in a cellular mobile radio communication system, the output power of radio signals transmitted from a transmitter to a receiver located in the same cell as the transmitter. The method comprises controlling the output power of the tran |
| 5301356 |
Prioritization between handoff and new call requests in a cellular communications system |
April 5, 1994 |
| A method and system for ensuring that handoff requests take priority over new cell requests to engage voice channels assigned to a particular target cell are provided. A certain number of channels are reserved for handoff requests. However, if no channels, reserved or unreserved, are ava |
