Apparatus and method for allocating resources in a single carrier-frequency division multiple access system
An apparatus and a method are provided for transmitting data by a UE in a communication system using SC-FDMA. The method includes receiving resource information from a Node B; determining a hopping parameter; determining a mirroring parameter using a random sequence for a cell; determining a resource for data transmission based on the received resource information; and transmitting the data using the resource for data transmission. Hopping and mirroring are performed at a slot.
1. A method for transmitting data by a user equipment (UE) in a communication system using single carrier-frequency division multiple access (SC-FDMA), the method comprising:
receiving resource information from a Node B;
identifying one of inter-subframe hopping, and intra and inter-subframe hopping;
determining a hopping parameter;
determining a mirroring parameter using a random sequence for a cell;
determining a resource for data transmission based on the resource information, the hopping parameter, the mirroring parameter, and the identified one of inter-subframe hopping, and intra and inter-subframe hopping; and
transmitting the data using the resource for data transmission,
wherein the hopping parameter and the mirroring parameter are detemined on a slot basis, if the intra and inter-subframe hopping is identified.
2. The method of claim 1 , wherein the hopping parameter and the mirroring parameter are determined on a subframe basis, if the inter-subframe hopping is identified.
3. The method of claim 1 , wherein the hopping and the mirroring are further performed in periods of a sub-frame.
4. A method for receiving data by a Node B in a communication system using single carrier-frequency division multiple access (SC-FDMA), the method comprising:
transmitting resource information to a user equipment (UE);
identifying one of inter-subframe hopping, and intra and inter-subframe hopping;
determining a resource used for receiving the data from the UE;
receiving the data through the determined resource; and
decoding the data,
wherein the resource used for receiving the data from the UE is determined based on the resource information, a hopping parameter, a mirroring parameter, and the identified one of inter-subframe hopping, and intra and inter-subframe hopping,
wherein the mirroring parameter is determined based on a random sequence for a cell, and
wherein the hopping parameter and the mirroring parameter are determined on a slot basis, if the intra and inter-subframe hopping is identified.
5. The method of claim 4 , wherein the hopping parameter and the mirroring parameter are determined on a subframe basis, if the inter-subframe hopping is identified.
6. The method of claim 4 , wherein the hopping and the mirroring are further performed in periods of a sub-frame.
7. An apparatus of a user equipment (UE) for transmitting data to a Node B in a communication system using single carrier-frequency division multiple access (SC-FDMA), the apparatus comprising:
a data transmission controller configured to receive resource information from the Node B, determine a hopping parameter, identify one of inter-subframe hopping, and intra and inter-subframe hopping, determine a mirroring parameter using a random sequence for a cell, and determine a resource for data transmission based on the resource information, the hopping parameter, the mirroring parameter, and the identified one of inter-subframe hopping, and intra and inter-subframe hopping; and
a mapper configured to map the data to the resource and transmit the data to the Node B,
wherein the hopping parameter and the mirroring parameter are determined on a slot basis, if the intra and inter-subframe hopping is identified.
8. The apparatus of claim 7 , wherein the hopping parameter and the mirroring parameter are determined on a subframe basis, if the inter-subframe hopping is identified.
9. The apparatus of claim 7 , wherein the hopping and the mirroring are further performed in periods of a sub-frame.
10. An apparatus of a Node B for receiving data from user equipments (UEs) in a communication system using single carrier-frequency division multiple access (SC-FDMA), the apparatus comprising:
a scheduler configured to allocate resource information to the UEs, identify one of inter-subframe hopping, and intra and inter-subframe hopping, and determine resources used for receiving the data from the UEs;
a demapper configured to demap the data received through the resources from the UEs; and
a decoder configured to decode the data,
wherein the scheduler determines the resources used for receiving the data based on the resource information, a hopping parameter, a mirroring parameter, and the identified one of inter-subframe hopping, and intra and inter-subframe hopping,
wherein the mirroring parameter is determined based on a random sequence for a cell, and
wherein the hopping parameter and the mirroring parameter are determined on a slot basis, if the intra and inter-subframe hopping is identified.
11. The apparatus of claim 10 , wherein the hopping parameter and the mirroring parameter are determined on a subframe basis, if the inter-subframe hopping is identified.
12. The apparatus of claim 10 , wherein the hopping and the mirroring are further performed in periods of a sub-frame.