Data communication method, communication system and mobile terminal
US9635656B2 · kind B2 · utility
6Cited by
4References
3Claims
0Family size
Assignee
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Key dates
| Filing date | Dec 31, 2014 |
| Grant date | Apr 25, 2017 |
| Priority date | — |
| Expiry date | Dec 31, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W74/0866
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
In a communications system which complies with LTE including a base station 2 which transmits data by using an OFDM (Orthogonal Frequency Division Multiplexing) method as a downlink access method, and a mobile terminal 3, in a case in which an uplink scheduling request signal SR is transmitted by using an S-RACH when an Ack/Nack signal is being transmitted by using an Ack/Nack exclusive channel, the transmission of the Ack/Nack signal is stopped while the uplink scheduling request signal SR is transmitted.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.