Method for recovering ARQ data in wireless portable internet system
US7848755B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Nov 24, 2006 |
| Grant date | Dec 7, 2010 |
| Priority date | — |
| Expiry date | Jul 2, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W28/06
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
In an Automatic Repeat reQuest (ARQ) method for recovering ARQ data by a target base station when handover of a mobile terminal is performed from a serving base station to the target base station in a portable Internet system is provided. First ARQ data, which includes a first service data unit (SDU), a first ARQ block sequence number, and a first sub-ARQ block sequence number, that are buffered in the serving base station are received and second ARQ data, which includes a second SDU, are received from the serving base station. The received first SDU is divided into ARQ blocks and is transmitted to the mobile terminal; and the received second SDU is divided into the ARQ blocks and is transmitted to the mobile terminal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.