Method and device in user equipment and base station for low latency communication

The method in a base station for low latency communication, comprising:

• detecting a first radio signal on a first carrier;
• detecting R low latency radio signals on a second carrier;
• wherein a transmitting power of the first radio signal is a first power, transmitting power(s) of the R low latency radio signal(s) correspond(s) to R power value(s);
• for any given power of the R power value(s), if a given ideal power is less than or equal to a first reserved power, the given power is equal to the given ideal power;
• if the given ideal power is greater than a first reserved power, the given power is greater than or equal to the first reserved power;
• the given ideal power is a transmitting power of a given low latency radio signal without power scaling, the given low latency radio signal is a low latency radio signal corresponding to the given power value of the R low latency radio signal(s);
• the first radio signal carries either a first bit block or first uplink control information or both;
• the first radio signal comprises L sub-radio signals, the L sub-radio signals occupy L time intervals respectively, L is a positive integer greater than 1;
• time domain resources occupied by the R low latency radio signal(s) belong to R time interval(s) respectively, the R time interval(s) is(are) R of the L time intervals, R is a positive integer;
• the low latency radio signal carries either low latency bit blocks or low latency uplink control information or both of them;
• target time interval set comprises L1 time interval(s), the L1 time interval(s) is(are) L1 of the L time intervals, L1 is a positive integer less than or equal to L;
• at least a first time interval of the R time interval(s) belongs to the target time interval set, the R low latency radio signal(s) comprises(comprise) a first low latency radio signal, a transmitting power of the first low latency radio signal is a second power, the first power is used for determining the second power or the second power is used for determining the first power, time domain resources occupied by the first low latency radio signal belong to a first time interval;
• or the R time interval(s) is(are) out of the target time interval set, the first power is used for determining the R power value(s);
• the first time interval is one of the R time interval(s).

A UE that supports low latency communication, comprising:

• a first transceiver, determining a first power, and transmitting a first radio signal with a first power on a first carrier;
• a second transceiver, determining R power value(s), and transmitting R low latency radio signal(s) with the R power value(s) respectively on a second carrier;
• wherein for any given power value of the R power value(s), if a given ideal power is less than or equal to a first reserved power, the given power is equal to the given ideal power;
• if the given ideal power is greater than a first reserved power, the given power is greater than or equal to the first reserved power;
• the given ideal power is a transmitting power of a given low latency radio signal without power scaling, the given low latency radio signal is a low latency radio signal corresponding to the given power in the R low latency radio signal(s);
• the first radio signal carries either a first bit block or first uplink control information or both;
• the first radio signal comprises L sub-radio signals, the L sub-radio signals occupy L time intervals respectively, L is a positive integer greater than 1;
• time domain resources occupied by the R low latency radio signal(s) belong to R time interval(s) respectively, the R time interval(s) is(are) R of the L time intervals, R is a positive integer;
• the low latency radio signal carries either a low latency bit block or low latency uplink control information or both;
• a target time interval set comprises L1 time interval(s), the L1 time interval(s) is(are) L1 of the L time intervals, L1 is a positive integer less than or equal to L;
• at least a first time interval of the R time interval(s) belongs to the target time interval set, the R low latency radio signal(s) comprises(comprise) a first low latency radio signal, a transmitting power of the first low latency radio signal is a second power, the first power is used for determining the second power or the second power is used for determining the first power, time domain resources occupied by the first low latency radio signal belong to a first time interval;
• or the R time interval(s) is(are) out of the target time interval set, the first power is used for determining the R power value(s);
• the first time interval is one of the R time interval(s).

A base station device that supports low latency communication, comprising:

• a third transceiver, detecting a first radio signal on a first carrier;
• a fourth transceiver, detecting R low latency radio signals on a second carrier;
• wherein a transmitting power of the first radio signal is a first power, transmitting power(s) of the R low latency radio signal(s) correspond to R power value(s);
• for any given power of the R power value(s), if a given ideal power is less than or equal to a first reserved power, the given power is equal to the given ideal power;
• if the given ideal power is greater than a first reserved power, the given power is greater than or equal to the first reserved power;
• the given ideal power is a transmitting power of a given low latency radio signal without power scaling, the given low latency radio signal is a low latency radio signal corresponding to the given power in the R low latency radio signal(s);
• the first radio signal carries either a first bit block or first uplink control information or both;
• the first radio signal comprises L sub-radio signals, the L sub-radio signals occupy L time intervals respectively, L is a positive integer greater than 1;
• time domain resources occupied by the R low latency radio signal(s) belong to R time interval(s) respectively, the R time interval(s) is(are) R of the L time intervals, R is a positive integer;
• the low latency radio signal carries either a low latency bit block or low latency uplink control information or both;
• a target time interval set comprises L1 time interval(s), the L1 time interval(s) is(are) L1 of the L time intervals, L1 is a positive integer less than or equal to L;
• at least a first time interval of the R time interval(s) belongs to the target time interval set, the R low latency radio signal(s) comprises(comprise) a first low latency radio signal, a transmitting power of the first low latency radio signal is a second power, the first power is used for determining the second power or the second power is used for determining the first power, time domain resources occupied by the first low latency radio signal belong to a first time interval;
• or the R time interval(s) is(are) out of the target time interval set, the first power is used for determining the R power value(s);
• the first time interval is one of the R time interval(s).