Using two classes of channels with different capacity

Details Using two classes of channels with different capacity Using two classes of channels with different capacity

H - Electricity

04

Q

H04Q 7/38 (2006.01) H04Q 7/36 (2006.01)

Patent

CA 2148940

ABSTRACT OF THE DISCLOSURE A method and apparatus for transmitting and receiving signals in a base station with an antenna array in a cellular communication system. The available communication channels are divided into a plurality of classes. The base station transmits signals to the mobile station in a first class of channels in a wide antenna lobe. The position of a mobile station can then be determined from signals received at the base station from the mobile station. After the position of the mobile station has been determined, the base station can transmit signals to and receive signals from the mobile station is a second class channel with a narrow antenna lobe.

Procédé et appareil d'émission et réception de signaux depuis et vers une station de base d'un système cellulaire de communications par l'intermédiaire d'une antenne réseau. Les canaux de communications disponibles sont divisés en plusieurs catégories. La station de base émet des signaux vers la station mobile sur une première catégorie de canaux au moyen d'une antenne à large lobe. La position de la station mobile peut alors être déterminée à partir des signaux provenant de la station mobile reçus par la station de base, après quoi cette dernière peut émettre des signaux vers la station mobile et en recevoir d'elle sur une seconde catégorie de canaux au moyen d'une antenne à lobe étroit.

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