Method and apparatus for multi-band single carrier transmission in millimetter wireless communication system
The present disclosure relates to a communication method and system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure 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, performed by a base station, includes identifying configuration information for single carrier signal transmission, transmitting the single carrier signal transmission configuration information to a terminal, transmitting control information scheduling data transmission, and transmitting data to the terminal using a single carrier according to the single carrier signal transmission configuration information and the control information. The single carrier signal transmission configuration information comprises at least one of offset or comb information indicating a resource to which the terminal can be scheduled, frequency resource information of a bandwidth part, or sub-carrier spacing information.
1. A method performed by a base station of a wireless communication system, the method comprising:
identifying configuration information for a single carrier signal transmission;
transmitting the single carrier signal transmission configuration information to a terminal;
transmitting control information scheduling a data transmission; and
transmitting data to the terminal using a single carrier corresponding to the single carrier signal transmission configuration information and the control information,
wherein the single carrier signal transmission configuration information includes resource allocation information for the terminal, the resource allocation information includes at least one of an offset for a discrete Fourier transform (DFT) precoding or frequency comb information, frequency resource information of a bandwidth part, or sub-carrier spacing information.
2. The method of claim 1 , further comprising:
transmitting information indicating one of plurality of configuration information sets included in the single carrier signal transmission configuration information,
wherein the information is transmitted via higher signaling or a medium access control (MAC) control element.
3. The method of claim 1 , wherein:
the single carrier signal transmission configuration information includes power ratio information applied to the terminal,
the data transmitted to the terminal is transmitted in a portion of one time symbol, and
a transmission power of the data is based on the power ratio information.
4. The method of claim 1 , further comprising:
transmitting a plurality of reference signals to which a beam is applied to the terminal,
wherein:
the single carrier signal transmission configuration information includes beam related configuration information, and
the plurality of reference signals are transmitted in one time symbol.
5. The method of claim 1 , wherein:
the transmitting the data to the terminal using single carrier comprises:
identifying a resource allocated for transmitting the data to the terminal,
performing a single carrier preprocessing on the data to be transmitted to the terminal, and
allocating the data of a single carrier waveform to the identified resource, and
wherein the data is transmitted in a portion of one time symbol.
6. The method of claim 1 , wherein the control information and the data are transmitted in one time symbol.
7. The method of claim 1 , wherein the frequency comb information includes at least one of a comb spacing or a comb offset.
8. A method performed by a terminal of a wireless communication system, the method comprising:
receiving configuration information for a single carrier signal transmission from a base station;
receiving control information scheduling a data transmission; and
receiving data from the base station using a single carrier according to the single carrier signal transmission configuration information and the control information,
wherein the single carrier signal transmission configuration information includes resource allocation information for the terminal, the resource allocation information includes at least one of an offset for a discrete Fourier transform (DFT) precoding or frequency comb information, frequency resource information of a bandwidth part, or sub-carrier spacing information.
9. The method of claim 8 , further comprising:
receiving information indicating one of plurality of configuration information sets included in the single carrier signal transmission configuration information,
wherein the information is received via higher signaling or a medium access control (MAC) control element.
10. The method of claim 8 , wherein:
the single carrier signal transmission configuration information includes power ratio information applied to the terminal,
the data received by the terminal is received in a portion of one time symbol, and
a transmission power of the data is based on the power ratio information.
11. The method of claim 8 , further comprising:
receiving a plurality of reference signals to which a beam is applied to the base station,
wherein:
the single carrier signal transmission configuration information includes beam related configuration information, and
the plurality of reference signals are received in one time symbol.
12. The method of claim 8 , wherein the received data is received in a portion of one time symbol.
13. The method of claim 8 , wherein the control information and the data are received in one time symbol.
14. The method of claim 8 , wherein the frequency comb information includes at least one of a comb spacing or a comb offset.
15. A base station of a wireless communication system, the base station comprising:
a transceiver; and
a controller coupled with the transceiver and configured to:
identify configuration information for a single carrier signal transmission,
transmit the single carrier signal transmission configuration information to a terminal,
transmit control information scheduling a data transmission, and
transmit data to the terminal using a single carrier corresponding to the single carrier signal transmission configuration information and the control information,
wherein the single carrier signal transmission configuration information includes resource allocation information for the terminal, the resource allocation information includes at least one of an offset for a discrete Fourier transform (DFT) precoding or frequency comb information, frequency resource information of a bandwidth part, or sub-carrier spacing information.
16. The base station of claim 15 , wherein:
the controller is further configured to transmit information indicating one of plurality of configuration information sets included in the single carrier signal transmission configuration information, and
the information is transmitted via higher signaling or a medium access control (MAC) control element.
17. The base station of claim 15 , wherein:
the single carrier signal transmission configuration information includes power ratio information applied to the terminal,
the data transmitted to the terminal is transmitted in a portion of one time symbol, and
a transmission power of the data is based on the power ratio information.
18. The base station of claim 15 , wherein:
the controller is further configured to transmit a plurality of reference signals to which a beam is applied to the terminal,
the single carrier signal transmission configuration information includes beam related configuration information, and
the plurality of reference signals are transmitted in one time symbol.
19. The base station of claim 15 , wherein:
the controller is further configured to:
identify a resource allocated for transmitting the data to the terminal,
perform a single carrier preprocessing on the data to be transmitted to the terminal, and
allocate the data of a single carrier waveform to the identified resource, and
the data is transmitted in a portion of one time symbol.
20. The base station of claim 15 , wherein the control information and the data are transmitted in one time symbol.
21. The base station of claim 15 , wherein the frequency comb information includes at least one of a comb spacing or a comb offset.
22. A terminal of a wireless communication system, the terminal comprising:
a transceiver; and
a controller coupled with the transceiver and configured to:
to receive configuration information for a single carrier signal transmission from a base station,
to receive control information scheduling data transmission, and
to receive data from the base station using a single carrier according to the single carrier signal transmission configuration information and the control information,
wherein the single carrier signal transmission configuration information includes resource allocation information for the terminal, the resource allocation information includes at least one of an offset for a discrete Fourier transform (DFT) precoding or frequency comb information, frequency resource information of a bandwidth part, or sub-carrier spacing information.
23. The terminal of claim 22 , wherein:
the controller is configured to receive information indicating one of plurality of configuration information sets included in the single carrier signal transmission configuration information, wherein the information is received via higher signaling or a medium access control (MAC) control element.
24. The terminal of claim 22 , wherein:
the single carrier signal transmission configuration information includes power ratio information applied to the terminal,
the data received by the terminal is received in a portion of one time symbol, and
a transmission power of the data is based on the power ratio information.
25. The terminal of claim 22 , wherein:
the controller is configured to receive a plurality of reference signals to which a beam is applied to the base station,
the single carrier signal transmission configuration information includes beam related configuration information, and
the plurality of reference signals are received in one time symbol.
26. The terminal of claim 22 , wherein the received data is received in a portion of one time symbol.
27. The terminal of claim 22 , wherein the control information and the data are received in one time symbol.
28. The terminal of claim 22 , wherein the frequency comb information includes at least one of a comb spacing or a comb offset.