Method and user equipment for cell selection

1 . A method for cell selection, comprising:

determining, by a processor of a user equipment (UE), whether a current cell is a power-saving cell, a high-throughput cell, or a power-saving and high-throughput cell based on a plurality of parameters configured by a network node;

determining, by the processor, whether to perform a cell selection in response to the current cell being a power-saving cell, a high-throughput cell, or a power-saving and high-throughput cell; and

staying, by the processor, in the current cell in response to the current cell being the power-saving and high-throughput cell,

wherein the parameters comprise ss-PBCH-BlockPower, path loss, transmission (Tx) power, a number of multi-input multi-output (MIMO) layers, and bandwidth,

wherein the processor determines that the current cell is the power-saving cell in response to the ss-PBCH-BlockPower being lower than a first threshold, the path loss being lower than a second threshold, or the Tx power being lower than a third threshold;

wherein the processor determines that the current cell is the high-throughput cell in response to the number of multi-input multi-output (MIMO) layers being higher than a fourth threshold and the bandwidth being a larger bandwidth, and

wherein the processor determines that the current cell is the power-saving and high-throughput cell in response to the ss-PBCH-BlockPower being lower than the first threshold, the path loss being lower than the second threshold, or the Tx power being lower than the third threshold, and in response to the number of MIMO layers being higher than the fourth threshold and the bandwidth being the larger bandwidth.

2 . The method of claim 1 , further comprising:

determining, by the processor, a service traffic in response to the current cell being the power-saving cell or the high-throughput cell.

3 . The method of claim 2 , further comprising:

performing, by the processor, the cell selection in response to the current cell being the high-throughput cell and the service traffic being suitable for the power-saving cell.

4 . The method of claim 2 , further comprising:

performing, by the processor, the cell selection in response to the current cell being the power-saving cell and the service traffic being suitable for the high-throughput cell.

5 . The method of claim 2 , further comprising:

determining, by the processor, to stay in the current cell in response to the current cell being the high-throughput cell and the service traffic being suitable for the high-throughput cell or in response to the current cell being the power-saving cell and the service traffic being suitable for the power-saving cell.

6 . The method of claim 1 , further comprising:

determining, by the processor, whether the UE has a power-saving neighbor cell or a high-throughput neighbor cell before performing the cell selection.

7 . A user equipment (UE) for cell selection, comprising:

a processor, determining, whether a current cell is a power-saving cell, a high-throughput cell, or a power-saving and high-throughput cell based on a plurality of parameters configured by a network node, determining whether to perform a cell selection in response to the current cell being a power-saving cell, a high-throughput cell, or a power-saving and high-throughput cell, and staying in the current cell in response to the current cell being the power-saving and high-throughput cell,

wherein the parameters comprise ss-PBCH-BlockPower, path loss, transmission (Tx) power, a number of multi-input multi-output (MIMO) layers, and bandwidth,

wherein the processor determines that the current cell is the power-saving cell in response to the ss-PBCH-BlockPower being lower than a first threshold, the path loss being lower than a second threshold, or the Tx power being lower than a third threshold;

wherein the processor determines that the current cell is the high-throughput cell in response to the number of multi-input multi-output (MIMO) layers being higher than a fourth threshold and the bandwidth being a larger bandwidth, and

wherein the processor determines that the current cell is the power-saving and high-throughput cell in response to the ss-PBCH-BlockPower being lower than the first threshold, the path loss being lower than the second threshold, or the Tx power being lower than the third threshold, and in response to the number of MIMO layers being higher than the fourth threshold and the bandwidth being the larger bandwidth.

8 . The UE of claim 7 , wherein the processor determines that a service traffic in response to the current cell being the power-saving cell or the high-throughput cell.

9 . The UE of claim 8 , wherein the processor performs the cell selection in response to the current cell being the high-throughput cell and the service traffic being suitable for the power-saving cell.

10 . The UE of claim 8 , wherein the processor performs the cell selection in response to the current cell being the power-saving cell and the service traffic being suitable for the high-throughput cell.

11 . The UE of claim 8 , wherein the processor determines to stay in the current cell in response to the current cell being the high-throughput cell and the service traffic being suitable for the high-throughput cell or in response to the current cell being the power-saving cell and the service traffic being suitable for the power-saving cell.

12 . The UE of claim 7 , wherein the processor determines whether the UE has a power-saving neighbor cell or a high-throughput neighbor cell before performing the cell selection.