Uplink signal transmission method and apparatus, uplink signal reception method and apparatus and system
Uplink signal transmission method, uplink signal reception method and apparatus thereof and a system. The uplink signal transmission method includes: when a network device configures first information associated with a spatial relation for an uplink signal but the special relation for the uplink signal is not effective, a terminal equipment transmits an uplink signal by using a spatial domain transmission filter the same as that of a transmitted signal or a received signal or using a spatial domain transmission filter associated with a predetermined item in the first information. With this method, the terminal equipment may transmit an uplink signal by using a suitable spatial domain transmission filter in a case where an uplink beam is not determined according to the configuration of the network device.
1. An uplink signal transmission apparatus, configured in a terminal equipment, the apparatus comprising:
a transmitter configured to, transmit an uplink signal by using a spatial domain transmission filter the same as that of a transmitted signal or a received signal before receiving a configuration information associated with a spatial relation for uplink control channel; and
a receiver configured to receive the configuration information,
wherein the configuration information is a list for spatial relation indication and the configuration information includes a single entry.
2. The apparatus according to claim 1 , wherein the transmitter transmits
the uplink signal by using a spatial domain transmission filter the same as that of transmitting a first message (msg. 1 ) in a random access procedure.
3. The apparatus according to claim 1 , wherein the transmitter transmits
the uplink signal by using a spatial domain transmission filter the same as that of transmitting a third message (msg. 3 ) in a random access procedure, or
the uplink signal by using a spatial domain transmission filter the same as that of receiving a physical broadcast channel (PBCH), or
the uplink signal by using a spatial domain transmission filter the same as that of receiving a synchronization signal (SS).
4. The apparatus according to claim 1 , wherein the transmitter transmits, after a beam failure and successful recovery, the uplink signal by using a spatial domain transmission filter the same as that of transmitting a beam failure recovery request (BFRQ).
5. The apparatus according to claim 1 , wherein the transmitter transmits, after a beam failure and successful recovery, the uplink signal by using a spatial domain transmission filter the same as that of receiving successfully a beam failure recovery response control resource set (BFR-CORESET).
6. The apparatus according to claim 1 , wherein the configuration information is initial configuration for the information occurred after success of a cell handover, and the success of the cell handover occurs before the initial configuration, after the success of the cell handover and before the initial configuration, the transmitter transmits the uplink signal by using a spatial domain transmission filter the same as that of receiving a physical broadcast channel (PBCH), or the transmitter transmits the uplink signal by using a spatial domain transmission filter the same as that of receiving a synchronization signal (SS).
7. The apparatus according to claim 1 , wherein the configuration information is reconfiguration for the information after a beam failure and successful recovery.
8. An uplink signal reception apparatus, configured in a network device, the apparatus comprising:
a receiver configured to, receive an uplink signal by using a spatial domain transmission filter the same as that of a received signal or a transmitted signal before transmitting a configuration information associated with a spatial relation for uplink control channel; and
a transmitter configured to transmit the configuration information,
wherein the configuration information is a list for spatial relation indication and the configuration information includes a single entry.
9. The apparatus according to claim 8 , wherein the receiver receives
the uplink signal by using a spatial domain transmission filter the same as that of receiving a first message (msg. 1 ) in a random access procedure.
10. The apparatus according to claim 8 , wherein the receiver receives
the uplink signal by using a spatial domain transmission filter the same as that of receiving a third message (msg. 3 ) in a random access procedure, or
the uplink signal by using a spatial domain transmission filter the same as that of transmitting a physical broadcast channel (PBCH), or
the uplink signal by using a spatial domain transmission filter the same as that of transmitting a synchronization signal (SS).
11. The apparatus according to claim 8 , wherein the receiver receives, after a beam failure and successful recovery, the uplink signal by using a spatial domain transmission filter the same as that of receiving a beam failure recovery request (BFRQ).
12. The apparatus according to claim 8 , wherein the receiver receives, after a beam failure and successful recovery, the uplink signal by using a spatial domain transmission filter the same as that of transmitting a beam failure recovery response control resource set (BFR-CORESET).
13. The apparatus according to claim 8 , wherein, the configuration information is initial configuration for the information occurred after success of a cell handover, and the success of the cell handover occurs before the initial configuration, after the success of the cell handover and before the initial configuration, the receiver receives the uplink signal by using a spatial domain transmission filter the same as that of transmitting a physical broadcast channel (PBCH), or the receiver receives the uplink signal by using a spatial domain transmission filter the same as that of transmitting a synchronization signal (SS).
14. The apparatus according to claim 8 , wherein the apparatus further comprising:
a controller configured to configure a terminal equipment with the information associated with the spatial relation for the uplink signal, the information including an item indicating a spatial relation.
15. A communication system, comprising:
a terminal device configured to transmit an uplink signal by using a spatial domain transmission filter the same as that of a received signal or a transmitted signal before receiving a configuration information associated with a spatial relation for uplink control channel and
receive the configuration information, wherein the configuration information is a list for spatial relation indication and the configuration information includes a single entry; and
a network device configured to receive the uplink signal.