Channel configuration in a wireless network

1. A base station comprising:

one or more processors; and

memory storing instructions that, when executed, cause the base station to:

transmit, to a wireless device, a radio resource control (RRC) message comprising configuration parameters of first radio resources of a control channel, wherein the first radio resources comprise one or more sets of resource blocks in a subset of subframes of a plurality of subframes, and wherein the RRC message indicates:

the subset of subframes in which the first radio resources are configured; and

a starting symbol of both the control channel and a downlink data channel in the subset of subframes, the starting symbol being applicable to each subframe of the subset of subframes indicated in the RRC message;

transmit, via the control channel, first scheduling information for a first packet;

receive the first packet; and

transmit a positive or negative acknowledgement in a first subframe of the plurality of subframes using second radio resources of a feedback channel, wherein the second radio resources start from a symbol occurring first in the first subframe and wherein the second radio resources have a duration of one or three symbols.

2. The base station of claim 1 , wherein the configuration parameters comprise an array of one or more elements, and wherein an element in the array comprises at least one frequency resource parameter for a set of resource blocks in the one or more sets of resource blocks.

3. The base station of claim 1 , wherein the instructions further cause the base station to:

transmit second scheduling information via the control channel in a second subframe of the subset of subframes, the second scheduling information being for a second packet transmitted on the downlink data channel; and

transmit the second packet on the downlink data channel in the second subframe according to the second scheduling information.

4. The base station of claim 1 , wherein the instructions further cause the base station to transmit, via a first control channel, third scheduling information for the RRC message, wherein third radio resources of the first control channel in a third subframe of the plurality of subframes start from a symbol occurring first in the third subframe and wherein the third radio resources have a duration of less than five symbols.

5. The base station of claim 1 , wherein the first radio resources of the control channel and third radio resources of the downlink data channel are configured on a carrier comprising a plurality of orthogonal frequency division multiplexing (OFDM) subcarriers.

6. The base station of claim 2 , wherein the at least one frequency resource parameter indicates whether frequency resources for a set of resource blocks are localized or distributed.

7. The base station of claim 1 , wherein the subset of subframes comprises all subframes of the plurality of subframes.

8. The base station of claim 2 , wherein the element comprises information related to beamforming on the control channel.

9. A wireless device comprising:

one or more processors; and

memory storing instructions that, when executed, cause the wireless device to:

receive, from a base station, a radio resource control (RRC) message comprising configuration parameters of first radio resources of a control channel, wherein the first radio resources comprise one or more sets of resource blocks in a subset of subframes of a plurality of subframes, and wherein the RRC message indicates:

the subset of subframes in which the first radio resources are configured; and

a starting symbol of both the control channel and a downlink data channel in the subset of subframes, the starting symbol being applicable to each subframe of the subset of subframes indicated in the RRC message;

receive, via the control channel, first scheduling information for a first packet;

transmit the first packet; and

receive a positive or negative acknowledgement in a first subframe of the plurality of subframes on second radio resources of a feedback channel, wherein the second radio resources start from a symbol occurring first in the first subframe and wherein the second radio resources have a duration of one or three symbols.

10. The wireless device of claim 9 , wherein the configuration parameters comprise an array of one or more elements, and wherein an element in the array comprises at least one frequency resource parameter for a set of resource blocks in the one or more sets of resource blocks.

11. The wireless device of claim 9 , wherein the instructions further cause the wireless device to:

receive second scheduling information on the control channel in a second subframe of the subset of subframes, the second scheduling information being for a second packet to be received via the downlink data channel; and

receive the second packet on the downlink data channel in the second subframe according to the second scheduling information.

12. The wireless device of claim 9 , wherein the instructions further cause the wireless device to receive, via a first control channel, third scheduling information for the RRC message, wherein third radio resources of the first control channel in a third subframe of the plurality of subframes start from a symbol of occurring first in the third subframe and wherein the third radio resources have a duration of less than five symbols.

13. The wireless device of claim 9 , wherein the first radio resources of the control channel and third radio resources of the downlink data channel are configured on a carrier comprising a plurality of orthogonal frequency division multiplexing (OFDM) subcarriers.

14. The wireless device of claim 9 , wherein the subset of subframes comprises all subframes of the plurality of subframes.

15. The wireless device of claim 10 , wherein the element comprises information related to beamforming on the control channel.

16. The wireless device of claim 9 , wherein the one or more sets of resource blocks consist of non-overlapping sets of resource blocks in the subset of subframes.

17. The wireless device of claim 9 , wherein the wireless device indicates support for configuration of the control channel.

18. A method for use in a base station, the method comprising:

transmitting, to a wireless device, a radio resource control (RRC) message comprising configuration parameters of first radio resources of a control channel, wherein the first radio resources comprise one or more sets of resource blocks in a subset of subframes of a plurality of subframes, and wherein the RRC message indicates:

the subset of subframes in which the first radio resources are configured; and

a starting symbol of both the control channel and a downlink data channel in the subset of subframes, the starting symbol being applicable to each subframe in the subset of subframes indicated in the RRC message;

transmitting, via the control channel, first scheduling information for a first packet;

receiving the first packet; and

transmitting a positive or negative acknowledgement in a first subframe of the plurality of subframes using second radio resources of a feedback channel, wherein the second radio resources start from a symbol occurring first in the first subframe and wherein the second radio resources have a duration of one or three symbols.

19. The method of claim 18 , wherein the one or more sets of resource blocks comprise non-overlapping sets of resource blocks in the subset of subframes.

20. The method of claim 18 , wherein the first radio resources of the control channel and third radio resources of the downlink data channel are configured on a carrier comprising a plurality of orthogonal frequency division multiplexing (OFDM) subcarriers.

21. The method of claim 18 , wherein the configuration parameters comprise an array of one or more elements, and wherein an element in the array comprises at least one frequency resource parameter for a set of resource blocks in the one or more sets of resource blocks.

22. The method of claim 18 , further comprising:

transmitting second scheduling information, via the control channel, in a second subframe of the subset of subframes, the second scheduling information being for a second packet transmitted on the downlink data channel; and

transmitting the second packet, via the downlink data channel, in the second subframe according to the second scheduling information.

23. The method of claim 18 , further comprising transmitting, via a first control channel, third scheduling information for the RRC message, wherein third radio resources of the first control channel in a third subframe of the plurality of subframes start from a symbol occurring first in the third subframe and wherein the third radio resources have a duration of less than five symbols.

24. The method of claim 21 , wherein the at least one frequency resource parameter indicates whether frequency resources for a set of resource blocks are localized or distributed.

25. The method of claim 18 , wherein the subset of subframes comprises all subframes of the plurality of subframes.

26. The method of claim 21 , wherein the element comprises information related to beamforming on the control channel.

27. A method for use in a wireless device, the method comprising:

receiving, from a base station, a radio resource control (RRC) message comprising configuration parameters of first radio resources of a control channel, wherein the first radio resources comprise one or more sets of resource blocks in a subset of subframes of a plurality of subframes, and wherein the RRC message indicates:

the subset of subframes in which the first radio resources are configured; and

a starting symbol of both the control channel and a downlink data channel in the subset of subframes, the starting symbol being applicable to each subframe of the subset of subframes indicated in the RRC message;

receiving, via the control channel, first scheduling information for a first packet;

transmitting the first packet; and

receiving a positive or negative acknowledgement in a first subframe of the plurality of subframes on second radio resources of a feedback channel, wherein the second radio resources start from a symbol occurring first in the first subframe and wherein the second radio resources have a duration of one or three symbols.

28. The method of claim 27 , wherein the configuration parameters comprise an array of one or more elements, and wherein an element in the array comprises at least one frequency resource parameter for a set of resource blocks in the one or more sets of resource blocks.

29. The method of claim 27 , further comprising:

receiving second scheduling information on the control channel in a second subframe of the subset of subframes, the second scheduling information being for a second packet to be received via the downlink data channel; and

receiving the second packet, via the downlink data channel, in the second subframe according to the second scheduling information.

30. The method of claim 27 , further comprising receiving, via a first control channel, third scheduling information for the RRC message, wherein third radio resources of the first control channel in a third subframe of the plurality of subframes start from a symbol occurring first in the third subframe and wherein the third radio resources have a duration of less than five symbols.

31. The method of claim 27 , wherein the first radio resources of the control channel and third radio resources of the downlink data channel are configured on a carrier comprising a plurality of orthogonal frequency division multiplexing (OFDM) subcarriers.

32. The method of claim 27 , wherein the subset of subframes comprises all subframes of the plurality of subframes.

33. The method of claim 28 , wherein the element comprises information related to beamforming on the control channel.

34. The method of claim 27 , wherein the one or more sets of resource blocks consist of non-overlapping sets of resource blocks in the subset of subframes.

35. The method of claim 27 , wherein the wireless device indicates support for configuration of the control channel.