A multi-subscriber identification module, SIM, device comprising: a plurality of SIMs (120_1,120_ 2, 220_1 - 220_G); a plurality of radio frequency, RF, resources (112_1, 112_2, 200_1, 200_2 212_1 - 212_G) assigned to the plurality of SIMs (120_1,120_ 2, 220_1 - 220_G), a first portion of the plurality of RF resources (112_1, 112_2, 200_1, 200_2 212_1 - 212_G) supporting use of a non-limited channel configuration, namely supporting processing channels that a certain SIM handles to maintain a network connection mode and channels handled in an idle mode and a second portion of the plurality of RF resources (1 12_1, 112_2, 200_1, 200_2 212_1 - 212_G) supporting use of a limited channel configuration, namely supporting processing channels that a certain SIM handles in the idle mode according to a radio resource control, RRC, protocol; and a baseband processor (110, 210) configured to, in response to RF resource use request intervals of at least two target SIMs among the plurality of SIMs (120_1,120_ 2, 220_1 - 220_G) overlapping each other, control the plurality of RF resources (112_1, 112_2, 200_1, 200_2 212_1 - 212_G) to support the use of the non-limited channel configuration for one of the at least two target SIMs and to support the use of the limited channel configuration for the other of the at least two target SIMs, based on information regarding networks respectively corresponding to the at least two target SIMs, wherein the baseband processor (110, 210) is further configured to support the use of the non-limited channel configuration for a first target SIM that handles a non-periodic channel among the at least two target SIMs and support the use of the limited channel configuration for a second target SIM that handles a periodic channel or to support the use of the non-limited channel configuration for a first target SIM having a fast wake-up timing in an idle mode among the at least two target SIMs and support the use of the limited channel configuration for a second target SIM among the at least two target SIMs. a plurality of SIMs (120_1,120_ 2, 220_1 - 220_G); a plurality of radio frequency, RF, resources (112_1, 112_2, 200_1, 200_2 212_1 - 212_G) assigned to the plurality of SIMs (120_1,120_ 2, 220_1 - 220_G), a first portion of the plurality of RF resources (112_1, 112_2, 200_1, 200_2 212_1 - 212_G) supporting use of a non-limited channel configuration, namely supporting processing channels that a certain SIM handles to maintain a network connection mode and channels handled in an idle mode and a second portion of the plurality of RF resources (1 12_1, 112_2, 200_1, 200_2 212_1 - 212_G) supporting use of a limited channel configuration, namely supporting processing channels that a certain SIM handles in the idle mode according to a radio resource control, RRC, protocol; and a baseband processor (110, 210) configured to, in response to RF resource use request intervals of at least two target SIMs among the plurality of SIMs (120_1,120_ 2, 220_1 - 220_G) overlapping each other, control the plurality of RF resources (112_1, 112_2, 200_1, 200_2 212_1 - 212_G) to support the use of the non-limited channel configuration for one of the at least two target SIMs and to support the use of the limited channel configuration for the other of the at least two target SIMs, based on information regarding networks respectively corresponding to the at least two target SIMs, wherein the baseband processor (110, 210) is further configured to support the use of the non-limited channel configuration for a first target SIM that handles a non-periodic channel among the at least two target SIMs and support the use of the limited channel configuration for a second target SIM that handles a periodic channel or to support the use of the non-limited channel configuration for a first target SIM having a fast wake-up timing in an idle mode among the at least two target SIMs and support the use of the limited channel configuration for a second target SIM among the at least two target SIMs.