Radio resources for data and scheduling information

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

a) transmitting on a Physical Downlink Control Channel (PDCCH), to a wireless device, first scheduling information for a radio resource control (RRC) message, first radio resources of said PDCCH in a subframe in a plurality of subframes starting from the first OFDM symbol of said subframe;

b) transmitting, to said wireless device, said RRC message comprising configuration parameters of second radio resources of an enhanced PDCCH (ePDCCH), said second radio resources comprising one or more resource blocks in a subset of subframes in said plurality of subframes, said RRC message indicating:

i) said subset of subframes;

ii) a first starting OFDM symbol of both said ePDCCH and a data channel in said subset of subframes; and

iii) frequency resources for said ePDCCH in terms of resource blocks in said subset of subframes; and

c) transmitting, to said wireless device, second scheduling information on said ePDCCH for a packet transmitted on said data channel.

2. The method of claim 1 , wherein said configuration parameters being applicable to said subset of subframes indicated in said RRC message.

3. The method of claim 1 , wherein said first radio resources and said second radio resources are configured on a carrier comprising a plurality of OFDM subcarriers.

4. The method of claim 1 , wherein said first scheduling information comprises a PDCCH control packet employing a subset of subcarriers of said first radio resources transmitted on one or more OFDM symbols in a subframe.

5. A base station comprising:

a) one or more communication interfaces;

b) one or more processors; and

c) memory storing instructions that, when executed, cause said base station to:

i) transmit on a Physical Downlink Control Channel (PDCCH), to a wireless device, first scheduling information for a radio resource control (RRC) message, first radio resources of said PDCCH in a subframe in a plurality of subframes starting from the first OFDM symbol of said subframe;

ii) transmit, to said wireless device, said RRC message comprising configuration parameters of second radio resources of an enhanced PDCCH (ePDCCH), said second radio resources comprising one or more resource blocks in a subset of subframes in said plurality of subframes, said RRC message indicating:

(1) said subset of subframes;

(2) a first starting OFDM symbol of both said ePDCCH and a data channel in said subset of subframes; and

(3) frequency resources for said ePDCCH in terms of resource blocks in said subset of subframes; and

iii) transmit, to said wireless device, second scheduling information on said ePDCCH for a packet transmitted on said data channel.

6. The base station of claim 5 , wherein said configuration parameters being applicable to said subset of subframes indicated in said RRC message.

7. The base station of claim 5 , wherein transmission of said second scheduling information employs spatial multiplexing in said subset of subframes.

8. The base station of claim 5 , wherein transmission of said second scheduling information employs beamforming in said subset of subframes.

9. The base station of claim 5 , wherein said first radio resources and said second radio resources are configured on a carrier comprising a plurality of OFDM subcarriers.

10. The base station of claim 5 , wherein said first scheduling information comprises a PDCCH control packet employing a subset of subcarriers of said first radio resources transmitted on one or more OFDM symbols in a subframe.

11. The base station of claim 5 , wherein third radio resources of a first data channel in each subframe start from an OFDM symbol subsequent to one or more OFDM symbols employed for transmission of said PDCCH.

12. A wireless device comprising:

a) one or more communication interfaces;

b) one or more processors; and

c) memory storing instructions that, when executed, cause said wireless device to:

i) receive on a Physical Downlink Control Channel (PDCCH), from a base station, first scheduling information for a radio resource control (RRC) message, first radio resources of said PDCCH in a subframe in a plurality of subframes starting from the first OFDM symbol of said subframe;

ii) receive, from said base station, said RRC message comprising configuration parameters of second radio resources of an enhanced PDCCH (ePDCCH), said second radio resources comprising one or more resource blocks in a subset of subframes in said plurality of subframes, said RRC message indicating:

(1) said subset of subframes;

(2) a first starting OFDM symbol of both said ePDCCH and a data channel in said subset of subframes; and

(3) frequency resources for said ePDCCH in terms of resource blocks in said subset of subframes; and

iii) receive, from said base station, second scheduling information on said ePDCCH for a packet transmitted on said data channel.

13. The wireless device of claim 12 , wherein said first radio resources and said second radio resources are configured on a carrier comprising a plurality of OFDM subcarriers.

14. The wireless device of claim 12 , wherein said first scheduling information comprises a PDCCH control packet employing a subset of subcarriers of said first radio resources transmitted on one or more OFDM symbols in a subframe.

15. The wireless device of claim 12 , wherein said configuration parameters being applicable to said subset of subframes indicated in said RRC message.