METHOD AND APPARATUS FOR COMMUNICATING DOWNLINK CONTROL INFORMATION IN AN ASYMMETRIC MULTICARRIER COMMUNICATION NETWORK ENVIRONMENT
First Claim
1. A method for communicating Downlink Control Information (DCI) in an asymmetric multicarrier communication network environment, the method comprising:
- determining a carrier type corresponding to DCI to be transmitted to a mobile station from a plurality of carrier types;
encoding the DCI in a DCI format, wherein the DCI format comprises a set of fields corresponding to the determined carrier type; and
transmitting the DCI encoded in the DCI format to the mobile station through a downlink control channel on a primary carrier, wherein the DCI format comprises a carrier index field indicating type of the fields in the DCI format encoding the DCI and the carrier type corresponding to the encoded DCI.
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Accused Products
Abstract
A method for communicating Downlink Control Information (DCI) in an asymmetric multicarrier communication network environment, the method comprising: determining a carrier type corresponding to DCI to be transmitted to a mobile station from a plurality of carrier types, encoding the DCI in a DCI format, wherein the DCI format comprises a set of fields corresponding to the determined carrier type, and transmitting the DCI encoded in the DCI format to the mobile station through a downlink control channel on a primary carrier, wherein the DCI format comprises a carrier index field indicating type of the fields in the DCI format encoding the DCI and the carrier type corresponding to the encoded DCI.
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Citations
41 Claims
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1. A method for communicating Downlink Control Information (DCI) in an asymmetric multicarrier communication network environment, the method comprising:
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determining a carrier type corresponding to DCI to be transmitted to a mobile station from a plurality of carrier types; encoding the DCI in a DCI format, wherein the DCI format comprises a set of fields corresponding to the determined carrier type; and transmitting the DCI encoded in the DCI format to the mobile station through a downlink control channel on a primary carrier, wherein the DCI format comprises a carrier index field indicating type of the fields in the DCI format encoding the DCI and the carrier type corresponding to the encoded DCI. - View Dependent Claims (2, 3, 4, 5)
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6. An apparatus comprising:
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a processor; and a Downlink Control Information (DCI) communication module coupled to the processor, wherein the DCI communication module configured for; determining a carrier type corresponding to DCI to be transmitted to a mobile station from a plurality of carrier types; encoding the DCI in a DCI format, wherein the DCI format comprises a set of fields corresponding to the determined carrier type; and transmitting the DCI encoded in the DCI format to the mobile station through a downlink control channel on a primary carrier, wherein the DCI format comprises a carrier index field setting carrier index, wherein the carrier index indicating type of the fields in the DCI format, wherein the carrier index corresponding to the determined carrier type. - View Dependent Claims (7)
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8. A method for communicating Downlink Control Information (DCI) in an asymmetric multicarrier communication network environment, the method comprising:
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determining a carrier type corresponding to DCI to be transmitted to a mobile station; encoding the DCI in a DCI format corresponding to the determined carrier type; generating a Cyclic Redundancy Check (CRC) value of a downlink control channel in which the encoded DCI is to be transmitted; masking the CRC value using one of a plurality of temporary mobile station identifiers corresponding to the determined carrier type; and transmitting the encoded DCI with the masked CRC value in the downlink control channel to the mobile station on a primary carrier. - View Dependent Claims (9, 10, 11, 12, 13)
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14. An apparatus comprising:
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a processor; and a Downlink Control Information (DCI) communication module coupled to the processor, wherein the DCI communication module configured for; determining a carrier type corresponding to DCI to be transmitted to a mobile station; encoding the DCI in a DCI format corresponding to the determined carrier type; generating a Cyclic Redundancy Check (CRC) value of a downlink control channel in which the encoded DCI is to be transmitted; masking the CRC value using one of a plurality of temporary mobile station identifiers corresponding to the determined carrier type; and transmitting the encoded DCI with the masked CRC value in the downlink control channel to the mobile station on a primary carrier. - View Dependent Claims (15, 16, 17)
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18. A method for decoding Downlink Control Information (DCI) in an asymmetric multicarrier communication network environment, the method comprising:
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receiving a downlink control channel carrying unicast DCI on a primary carrier; decoding the downlink control channel carrying the unicast DCI; determining whether the unicast DCI in the decoded downlink control channel corresponds to the asymmetric secondary carrier; processing the unicast DCI according to a DCI format comprising fields corresponding to the asymmetric secondary carrier, if the unicast DCI corresponds to the asymmetric secondary carrier; and processing the unicast DCI according to a DCI format comprising fields corresponding to the primary carrier or the symmetric secondary carrier, if the unicast DCI does not correspond to the asymmetric secondary carrier. - View Dependent Claims (19, 20, 21)
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22. An apparatus comprising:
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a processor; and a Downlink Control Information (DCI) processing module coupled to the processor, wherein the memory includes a DCI processing module configured for; receiving a downlink control channel carrying unicast DCI on a primary carrier; decoding the downlink control channel carrying the unicast DCI; determining whether the unicast DCI in the decoded downlink control channel corresponds to the asymmetric secondary carrier; processing the unicast DCI according to a DCI format comprising fields corresponding to the asymmetric secondary carrier, if the unicast DCI corresponds to the asymmetric secondary carrier; and processing the unicast DCI according to a DCI format comprising fields corresponding to the primary carrier or the symmetric secondary carrier, if the unicast DCI does not correspond to the asymmetric secondary carrier. - View Dependent Claims (23, 24, 25)
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26. A method for communicating Downlink Control Information (DCI) in an asymmetric communication network environment, the method comprising:
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generating unicast DCI for transmitting the unicast DCI to a mobile station; transmitting a downlink control channel carrying the unicast DCI on a primary carrier in a first control region of a subframe, if the DCI corresponds to one of the primary carrier or a symmetric secondary carrier; and transmitting a downlink control channel carrying the unicast DCI on the primary carrier in a second control region, if the unicast DCI corresponds to the asymmetric secondary carrier. - View Dependent Claims (27)
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28. An apparatus comprising:
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a processor; and a Downlink Control Information (DCI) communication module coupled to the processor, wherein the DCI communication module configured for; generating unicast DCI for transmitting the unicast DCI to a mobile station; transmitting a downlink control channel carrying the unicast DCI on a primary carrier in a first control region of a subframe, if the DCI corresponds to one of the primary carrier or a symmetric secondary carrier; and transmitting a downlink control channel carrying the unicast DCI on the primary carrier in a second control region, if the unicast DCI corresponds to the asymmetric secondary carrier. - View Dependent Claims (29)
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30. A method for communicating Downlink Control Information (DCI) in an asymmetric communication network environment, the method comprising:
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transmitting a first downlink control channel carrying a new DCI in a legacy Packet Data Control Channel (PDCCH) region on a primary carrier, wherein the new DCI indicates location of at least one control region in a downlink transport channel region of a subframe; and transmitting a second downlink control channel carrying unicast DCI on a primary carrier in the control region of the downlink transport channel. - View Dependent Claims (31, 32, 33)
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34. An apparatus comprising:
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a processor; and a Downlink Control Information (DCI) communication module coupled to the processor, wherein the DCI communication module configured for; transmitting a first downlink control channel carrying a new DCI in a legacy Packet Data Control Channel (PDCCH) region on a primary carrier, wherein the new DCI indicates location of at least one control region in a downlink transport channel region of a subframe; and transmitting a second downlink control channel carrying unicast DCI on a primary carrier in the control region of the downlink transport channel. - View Dependent Claims (35, 36, 37)
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38. A method for communicating Downlink Control Information (DCI) in an asymmetric communication network, the method comprising:
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generating unicast DCI for transmitting the unicast DCI to a mobile station; transmitting a downlink control channel carrying the unicast DCI on a primary carrier in a subframe in a radio frame, if the unicast DCI corresponds to one of the primary carrier and a symmetric secondary carrier; and transmitting a downlink control channel carrying the unicast DCI on the primary carrier in another subframe in a radio frame, if the unicast DCI corresponds to the asymmetric secondary carrier. - View Dependent Claims (39)
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40. An apparatus comprising:
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a processor; and a Downlink Control Information (DCI) communication module coupled to the processor, wherein the DCI communication module configured for; generating unicast DCI for transmitting the unicast DCI to a mobile station; transmitting a downlink control channel carrying the unicast DCI on a primary carrier in a subframe in a radio frame, if the unicast DCI corresponds to one of the primary carrier and a symmetric secondary carrier; and transmitting a downlink control channel carrying the unicast DCI on the primary carrier in another subframe in a radio frame, if the unicast DCI corresponds to the asymmetric secondary carrier. - View Dependent Claims (41)
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Specification