random access channel-based handoff access method and device

摘要

random access channel-based handoff access method and device. A handoff access method and device based on a random access channel is provided, the method comprising: a source bs sends a handoff request message to a target bs; the target bs sends a response message to the source bs, and then the source bs redirects a handoff command with the content of the handoff response message to the mobile terminal, wherein a numeric string of a reserved character code allocated by the target bs to the terminal mobile and a random access subchannel where the reserved character code is located are contained in the handoff command message; upon receiving the handoff command message, the handset selects the reserved character code and the random access subchannel where the reserved character code is located; and a handoff access procedure is initialized in the random access subchannel by the target bs and the mobile terminal, wherein said method is characterized in that the reserved character code information is in the information system, and is transmitted in the cell.