Information transmission method, user equipment, and base station
Embodiments of the present invention provide an information transmission method, including: determining, by a user equipment (UE), a first subframe; configuring the UE to send a first uplink signal in the first subframe; determining, by the UE, that the first uplink signal is a first type of uplink signal, where the first type of uplink signal occupies a first part of symbols of the first subframe, and the number of symbols included in the first part of symbols is less than the number of symbols included in the first subframe; and detecting, by the UE, a downlink control channel on a second part of symbols in the first subframe, where the first part of symbols and the second part of symbols do not overlap in time domain.
1. An information transmission method, comprising:
determining, by a user equipment (UE), a first subframe on a first carrier and on a second carrier respectively, wherein the first subframe on the first carrier is a special subframe including a downlink pilot timeslot, a guard period, and an uplink pilot timeslot, and wherein the first subframe on the second carrier is a downlink subframe and the first carrier and the second carrier are carriers that are configured for the UE;
sending or receiving, by the UE, information in the first subframe of the first carrier, and
skipping, by the UE, receiving downlink data channel in the first subframe of the second carrier.
2. The method according to claim 1 , further comprising:
receiving, by the UE, in the first subframe of the second carrier, Physical Downlink Control Channel (PDCCH) signaling.
3. The method according to claim 1 , wherein:
the first carrier and the second carrier are time duplexing division (TDD) carriers; or
the first carrier is a TDD carrier and the second carrier is a frequency duplexing division (FDD) carrier.
4. The method according to claim 1 , wherein:
the first carrier is an anchor carrier, and the second carrier is a supplementary carrier.
5. The method according to claim 1 , wherein sending or receiving, by the UE, information in the first subframe of the first carrier, comprises:
sending information during uplink timeslots or receiving information during downlink timeslots, by the UE, in the first subframe of the first carrier, according to a configuration of the special subframe.
6. The method according to claim 1 , wherein the UE is a half-duplex UE.
7. An information transmission method, comprising:
determining, by a base station, a first subframe on a first carrier and on a second carrier respectively, wherein the first subframe on the first carrier is a special subframe including a downlink pilot timeslot, a guard period, and an uplink pilot timeslot, wherein the first subframe on the second carrier is a downlink subframe and the first carrier and the second carrier are carriers that are configured for a user equipment (UE); and
sending information to the UE or receiving information from the UE, by the base station, in the first subframe of the first carrier; and
skipping sending data channel, by the base station, in the first subframe of the second carrier.
8. The method according to claim 7 , wherein further comprising:
sending, by the base station, physical downlink control channel (PDCCH) signaling in the first subframe of the second carrier.
9. The method according to claim 7 , wherein:
the first carrier and the second carrier are time duplexing division (TDD) carriers; or
the first carrier is a TDD carrier and the second carrier is a frequency duplexing division (FDD) carrier.
10. The method according to claim 7 , wherein:
the first carrier is an anchor carrier, and the second carrier is a supplementary carrier.
11. The method according to claim 7 , wherein sending information to the UE or receiving information from the UE, by the base station, in the first subframe of the first carrier, comprises:
sending information during downlink timeslots or receiving information during uplink timeslots, by the base station, in the first subframe of the first carrier, according to a configuration of the special subframe.
12. The method according to claim 7 , wherein the UE is a half-duplex UE.
13. A user equipment (UE), comprising:
a determining module, configured to determine a first subframe on a first carrier and on a second carrier respectively, for the UE;
a judging module, configured to determine for the UE, that the first subframe on the first carrier is a special subframe including a downlink pilot timeslot, a guard period, and an uplink pilot timeslot, and wherein the first subframe on the second carrier is a downlink subframe and the first carrier and the second carrier are carriers that are configured for the UE; and
a processing module, configured to:
send or receive information in the first subframe of the first carrier for the UE, and
skip receiving downlink data channel in the first subframe of the second carrier for the UE.
14. The UE according to claim 13 , wherein the processor is further configured to:
receive physical downlink control (PDCCH) signaling in the first subframe of the second carrier for the UE.
15. The UE according to claim 13 , wherein:
the first carrier and the second carrier are time duplexing division (TDD) carriers; or
the first carrier is a TDD carrier and the second carrier is a frequency duplexing division (FDD) carrier.
16. The method according to claim 13 , wherein:
the first carrier is an anchor carrier, and the second carrier is a supplementary carrier.
17. The UE according to claim 13 , wherein the processor is further configured to:
send information during uplink timeslots or receive information during downlink timeslots, in the first subframe of the first carrier and for the UE, according to a configuration of the special subframe.
18. The method according to claim 13 , wherein the UE is a half-duplex UE.
19. A base station, comprising:
a determining module, configured to determine a first subframe on a first carrier and on a second carrier respectively, for the base station, wherein the first subframe on the first carrier is a special subframe including a downlink pilot timeslot, a guard period, and an uplink pilot timeslot, and wherein the first subframe on the second carrier is a downlink subframe and the first carrier and the second carrier are carriers that are configured by the base station for a user equipment (UE); and
a processing module, configured to:
in the first subframe of the first carrier and for the base station, send information to the UE or receive information sent by the UE, and
in the first subframe of the second carrier and for the base station, skip sending data channel to the UE.
20. The base station according to claim 19 , wherein the processing module is further configured to:
in the first subframe of the second carrier and for the base station, send physical downlink control channel (PDCCH) signaling to the UE.
21. The base station according to claim 19 , wherein:
the first carrier and the second carrier are time duplexing division (TDD) carriers; or
the first carrier is a TDD carrier and the second carrier is a frequency duplexing division (FDD) carrier.
22. The base station according to claim 19 , wherein:
the first carrier is an anchor carrier, and the second carrier is a supplementary carrier.
23. The base station according to claim 19 , wherein the processing module is further configured to:
send information during downlink timeslots or receiving information during uplink timeslots, in the first subframe of the first carrier and for the base station, according to a configuration of the special subframe.
24. The base station according to claim 19 , wherein the UE is a half-duplex UE.