Apparatus and method for transmitting/receiving of data in wireless communication system

Abstract

The present disclosure relates to a fifth generation (5G) or pre-5G communication system supporting a higher data transmission rate since fourth generation (4G) communication systems like long term evolution (LTE). A method for transmitting heterogeneous service data from a base station is provided. The method for transmitting data includes at least one processor configured to control to allocate a first resource by scheduling to provide the first service data to the first terminal, identify whether the second service data to be transmitted to the first terminal or the second terminal is generated using at least some of the first resource during the transmission of the first service data to the first terminal using the first resource, transmit the second service data by allocating the second service data to at least some of the first resource if the second service data is generated, and configure and transmit the second service data.

What is claimed is: 
     
         1 . A method for transmitting heterogeneous service data from a base station, the method comprising:
 transmitting, using a transmitter of the base station, a first service data by allocating a first resource through scheduling the first service data to be transmitted to a first terminal;   identifying, using at least one processor of the base station, whether a second service data to be transmitted to the first terminal or a second terminal is generated using at least some of the first resource during a transmission of the first service data to the first terminal;   transmitting, using the transmitter of the base station, the second service data by allocating the second service data to at least some of the first resource if the second service data is generated; and   configuring and transmitting the second service data to notify and indicate the transmission of the second service data at an indication information transmission time of a time closest to a transmission time of the second service data among next times including the transmission time of the second service data.   
     
     
         2 . The method of  claim 1 , wherein the first service data is an enhanced mobile broadband (eMBB) service data, and the second service data is an ultra-reliable and low latency communication (URLLC) service data. 
     
     
         3 . The method of  claim 1 ,
 wherein when the second service data is allocated to at least some of the first resource, the first service data is punctured from the resource transmitting the second service data,   wherein the first resource is allocated one slot unit including at least two mini slots, and the second service data is transmitted using at least one of the mini slots, and   wherein indication information is transmitted in at least one of: units of each mini slot, units of a plurality of mini slots, or a slot unit.   
     
     
         4 . A base station apparatus for transmitting heterogeneous service data, the base station comprising:
 a first service data generator configured to generate a first service data to be transmitted to a first terminal based on scheduling information;   a second service data generator configured to generate a second service data to be transmitted to the first terminal or a second terminal;   a frame configuration unit configured to form a first data generated from the first service data generator and a second data generated from the second service data generator as one frame;   a radio transmitter configured to transmit the data generated from the frame configuration unit as a signal in a transmission band; and   at least one processor configured to:
 control to allocate a first resource by scheduling to provide the first service data to the first terminal, 
 identify whether the second service data to be transmitted to the first terminal or the second terminal is generated using at least some of the first resource during the transmission of the first service data to the first terminal using the first resource, 
 transmit the second service data by allocating the second service data to at least some of the first resource if the second service data is generated, and 
 configure and transmit the second service data to notify the transmission of the second service data at an indication information transmission time of a time closest to a transmission time of the second service data among next times including the transmission time of the second service data. 
   
     
     
         5 . The base station apparatus of  claim 4 , wherein the first service data is an enhanced mobile broadband (eMBB) service data, and the second service data is an ultra-reliable and low latency communication (URLLC) service data. 
     
     
         6 . The base station apparatus of  claim 4 ,
 wherein the first resource is allocated one slot unit including at least two mini slots, and   wherein the at least one processor is further configured to:
 control to puncture the first service data from the resource transmitting the second service data when the second service data is allocated to at least some of the first resource, and 
 control to transmit the second service data using at least one of the mini slots. 
   
     
     
         7 . The base station apparatus of  claim 4 , wherein indication information is transmitted in at least one of: units of each mini slot, units of a plurality of mini slots, or a slot unit. 
     
     
         8 . A method for receiving, by a terminal, a service data, the method comprising:
 receiving, using a receiver of the terminal, a first service data through a scheduled first resource;   detecting, using at least one processor of the terminal, indication information indicating whether to transmit a second service data in the first resource;   identifying, using the at least one processor of the terminal, whether to transmit the second service data using the indication information;   detecting, using the at least one processor of the terminal, the second service data when the second service data is transmitted through the first resource; and   puncturing, using the at least one processor of the terminal, the second service data and decoding only the received first service data.   
     
     
         9 . The method of  claim 8 , wherein the first service data is an enhanced mobile broadband (eMBB) service data, and the second service data is an ultra-reliable and low latency communication (URLLC) service data. 
     
     
         10 . The method of  claim 8 ,
 wherein the indication information is received in at least one of: units of each mini slot, units of a plurality of mini slots, or a slot unit, and includes information capable of estimating at least one location of a time resource or a frequency resource of the second service data, and   wherein the first resource is received one slot unit including at least two mini slots, and the second service data is received through at least one of the mini slots.   
     
     
         11 . A terminal apparatus for receiving data, the terminal apparatus comprising:
 a wireless receiver configured to convert a radio signal received through a set band into a baseband signal; and   a communication processor configured to:
 receive data through a first resource allocated to the terminal, 
 detect indication information indicating whether to transmit a second service data in the first resource, 
 identify whether to transmit the second service data using the indication information, detect the second service data when the second service data is transmitted through the first resource, and 
 puncture the second service data and decode only the received first service data. 
   
     
     
         12 . The terminal apparatus of  claim 11 , wherein the first service data is an enhanced mobile broadband (eMBB) service data, and the second service data is an ultra-reliable and low latency communication (URLLC) service data. 
     
     
         13 . The terminal apparatus of  claim 11 ,
 wherein the indication information is received in at least one of: units of each mini slot, units of a plurality of mini slots, or a slot unit, and includes information capable of estimating at least one location of a time resource or a frequency resource of the second service data, and   wherein the first resource is received one slot unit including at least two mini slots, and the second service data is received through at least one of the mini slots.   
     
     
         14 . A method for transmitting heterogeneous service data from a base station, the method comprising:
 transmitting, using a transmitter of the base station, a first service data to be transmitted to a first terminal by scheduling by allocating the first service data to a first resource;   transmitting, using the transmitter of the base station, a second service data of the same kind as the first service data to be transmitted to a second terminal by allocating the second service data to a second resource through scheduling;   identifying, using at least one processor of the base station, whether a third service data of a kind different from a first service data to be transmitted to the first terminal is generated using at least some of the first resource during a transmission of the first service data to the first terminal;   transmitting, using the transmitter of the base station, the third service data by allocating the third service data to at least some of the first resource if the third service data is generated;   identifying, using the at least one processor of the base station, whether a fourth service data of a kind different from the second service data to be transmitted to the second terminal is generated using at least some of the second resource during the transmission of the second service data to the second terminal;   transmitting, using the transmitter of the base station, the fourth service data by allocating the fourth service data to at least some of the second resource if the fourth service data is generated;   transmitting, using the transmitter of the base station, first indication information by configuring the first indication information notifying a transmission of the third service at an indication information transmission time closest to a transmission time of the third service data among next times including the transmission time of the third service data in the first resource scheduled to transmit the first service data, and   transmitting, using the transmitter of the base station, second indication information by configuring the second indication information notifying a transmission of the fourth service at an indication information transmission time closest to a transmission time of the fourth service data among next times including the transmission time of the fourth service data in the second resource scheduled to transmit the second service data.   
     
     
         15 . The method of  claim 14 , wherein the first service data and the second service data are an enhanced mobile broadband (eMBB) service data, and the third service data and the fourth service data are an ultra-reliable and low latency communication (URLLC) service data, and
 wherein indication information is transmitted in at least one of: units of each mini slot, units of a plurality of mini slots, or a slot unit.   
     
     
         16 . The method of  claim 15 , wherein when there is no transmission of the third service data or the fourth service data, the indication information is not transmitted at a transmission time of the indication information. 
     
     
         17 . The method of  claim 15 ,
 wherein the first indication information determines at least one of: a channel encoding rate, a modulation method, a length of a sequence for mapping the indication information, or a resource amount allocated for the transmission of the indication information depending on channel environment between the first terminal and the base station, and   wherein the second indication information determines at least one of: a channel encoding rate, a modulation method, a length of a sequence for mapping the indication information, or a resource amount allocated for the transmission of the indication information depending on channel environment between the second terminal and the base station.   
     
     
         18 . The method of  claim 17 , wherein the channel encoding rate, the modulation method, the length of the sequence for mapping the indication information, and the resource amount allocated for the transmission of the indication information for the first indication information and the second indication information, respectively, are determined in advance when the resource of the first service data is allocated and the resource of the third service data is allocated. 
     
     
         19 . The method of  claim 18 , further comprising:
 transmitting the channel encoding rate, the modulation method, the length of the sequence for mapping the indication information, and the resource amount allocated for the transmission of the indication information for the first indication information and the second indication information, respectively, to the first terminal and the second terminal, respectively.   
     
     
         20 . The method of  claim 19 , wherein the first indication information and the second indication information group the channel encoding rate and the modulation method to be applied to the first service data and the third service data into a predefined group, and are mapped to the channel encoding rate, the modulation method, the length of the sequence for mapping the indication information, and the resource amount allocated for the transmission of the indication information for the first indication information and the second indication information one to one.