Wireless transmission device and wireless receiving device
US7519127B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 25, 2005 |
| Grant date | Apr 14, 2009 |
| Priority date | — |
| Expiry date | Mar 18, 2027 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L25/0224
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A wireless transmission device which communicates with a wireless reception device is provided with a transmission-signal-generating unit configured to generate, transmission signals having transmission rates arranged in order corresponding to an input order of data items of the information sequence. The transmission device is also provided with a preamble adder which adds, to the transmission signals, respective preamble signals assigned in order of the transmission rates and used for estimation of channel responses at the wireless reception device. The transmission device is further provided with transmission units configured to transmit the transmission signals with the preamble signals added thereto.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.