| 摘要 |
<p>TO ENABLE QUICK RE-ESTABLISHMENT WHEN A RADIO LINK IS LOST. [SOLUTION MEANS] A RELAY NODE OF A COMMUNICATION SYSTEM INCLUDES A COMMUNICATION UNIT THAT INITIATES A SESSION BY EXECUTING AN INITIAL CONNECTION PROCEDURE FOR RETRIEVING A CELL LIST INDICATING ONE OR MORE DONOR BASE STATION CANDIDATES FROM A MAINTENANCE NODE AFTER ESTABLISHMENT OF AN INITIAL COMMUNICATION LINK AMONG THE RELAY NODE, A BASE STATION, AND A SWITCHING CENTER, AND FOR ESTABLISHING A COMMUNICATION LINK TO A DONOR BASE STATION IN THE CELL LIST AND A SWITCHING CENTER CONNECTED TO THE DONOR BASE STATION; A STORING UNIT THAT STORES THE CELL LIST; AND A RECONNECTION CONTROL UNIT THAT SELECTS, WHEN A RADIO LINK WITH THE DONOR BASE STATION IS LOST, A DONOR BASE STATION SATISFYING A PREDETERMINED CRITERION IN THE CELL LIST, AND THAT CAUSES THE COMMUNICATION UNIT TO ESTABLISH A COMMUNICATION LINK TO THE SELECTED DONOR BASE STATION AND A SWITCHING CENTER CONNECTED TO THE SELECTED DONOR BASE STATION.</p> |
