Method and apparatus of data transmission in next generation cellular networks
A communication method and system for converging a 5 th -Generation (5G) communication system for supporting higher data rates beyond a 4 th -Generation (4G) system with a technology for Internet of Things (IoT) are provided. The communication method and system may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. A method of a user equipment (UE) for receiving data is provided. The method includes receiving, from a base station, information on radio resources allocated to the UE, and receiving, from the base station, data based on the information on the radio resources. The radio resources are associated with a plurality of symbols in a time domain and a plurality of resource block groups in a frequency domain. The information on the radio resources includes at least one of first information on a starting symbol, or second information on a size of each of the resource block groups.
1. A method performed by a terminal in a wireless communication system, the method comprising:
receiving, from a base station, a radio resource control (RRC) message including configuration information on resources not available for the terminal;
receiving, from the base station, downlink control information (DCI) scheduling data through a physical downlink control channel (PDCCH);
identifying resources for the scheduled data based on the configuration information and the DCI; and
receiving, from the base station, the scheduled data on the identified resources.
2. The method of claim 1 , wherein the resources not available for the terminal are identified based on a symbol level configuration in a time domain and a resource block level configuration in a frequency domain.
3. The method of claim 1 , wherein the configuration information includes a bitmap, each bit of the bitmap indicating whether a corresponding symbol in a transmission time interval is available for the terminal.
4. The method of claim 3 , wherein the transmission time interval includes 14 symbols, and a size of the bitmap is 14 bit.
5. A method performed by a base station in a wireless communication system, the method comprising:
transmitting, to a terminal, a radio resource control (RRC) message including configuration information on resources not available for the terminal;
transmitting, to the terminal, downlink control information (DCI) scheduling data through a physical downlink control channel (PDCCH); and
transmitting, to the terminal, the scheduled data on allocated resources,
wherein the allocated resources are identified based on the configuration information and the DCI.
6. The method of claim 5 , wherein the configuration information includes a symbol level configuration in a time domain and a resource block level configuration in a frequency domain.
7. The method of claim 5 , wherein the configuration information includes a bitmap, each bit of the bitmap indicating whether a corresponding symbol in a transmission time interval is available for the terminal.
8. The method of claim 7 , wherein the transmission time interval includes 14 symbols, and a size of the bitmap is 14 bit.
9. A terminal in a wireless communication system, comprising:
a transceiver; and
at least one processor configured to:
receive, from a base station via the transceiver, a radio resource control (RRC) message including configuration information on resources not available for the terminal,
receive, from the base station via the transceiver, downlink control information (DCI) scheduling data through a physical downlink control channel (PDCCH),
identify resources for the scheduled data based on the configuration information and the DCI, and
receive, from the base station via the transceiver, the scheduled data on the identified resources.
10. The terminal of claim 9 , wherein the at least one processor is further configured to identify the resources not available for the terminal based on a symbol level configuration in a time domain and a resource block level configuration in a frequency domain.
11. The terminal of claim 9 , wherein the configuration information includes a bitmap, each bit of the bitmap indicating whether a corresponding symbol in a transmission time interval is available for the terminal.
12. The terminal of claim 11 , wherein the transmission time interval includes 14 symbols, and a size of the bitmap is 14 bit.
13. A base station in a wireless communication system, comprising:
a transceiver; and
at least one processor configured to:
transmit, to a terminal via the transceiver, a radio resource control (RRC) message including configuration information on resources not available for the terminal,
transmit, to the terminal via the transceiver, downlink control information (DCI) scheduling data through a physical downlink control channel (PDCCH), and
transmit, to the terminal via the transceiver, the scheduled data on allocated resources,
wherein the allocated resources are identified based on the configuration information and the DCI.
14. The base station of claim 13 , wherein the configuration information includes a symbol level configuration in a time domain and a resource block level configuration in a frequency domain.
15. The base station of claim 13 , wherein the configuration information includes a bitmap, each bit of the bitmap indicating whether a corresponding symbol in a transmission time interval is available for the terminal.
16. The base station of claim 15 , wherein the transmission time interval includes 14 symbols, and a size of the bitmap is 14 bit.
17. The method of claim 1 , wherein the RRC message further includes another configuration information on resources not available for the terminal associated with a cell specific reference signal (CRS) of long term evolution (LTE).
18. The method of claim 5 , wherein the RRC message further includes another configuration information on resources not available for the terminal associated with a cell specific reference signal (CRS) of long term evolution (LTE).
19. The terminal of claim 9 , wherein the RRC message further includes another configuration information on resources not available for the terminal associated with a cell specific reference signal (CRS) of long term evolution (LTE).
20. The base station of claim 13 , wherein the RRC message further includes another configuration information on resources not available for the terminal associated with a cell specific reference signal (CRS) of long term evolution (LTE).