Method to prevent hyper frame number de-synchronization in a wireless communication system
US8711834B2 · kind B2 · utility
1Cited by
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6Claims
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Key dates
| Filing date | Dec 31, 2008 |
| Grant date | Apr 29, 2014 |
| Priority date | — |
| Expiry date | Sep 16, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W80/02
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A method for HFN synchronization in a wireless communication system. The method includes toggling an RSN bit value in RESET PDU, after single sided re-establishment of RLC entity. A RESET PDU with the toggled RSN bit value is transmitted to a receiver. The HFN value then updated according to a RESET ACK PDU.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.