Abstract
A method and apparatus for reconfiguring a wireless transmit/receive unit (WTRU) are directed to receiving an active set update message indicating that a mode of operation allowing a certain modulation scheme is enabled or disabled and performing at least one of: performing a MAC reset procedure updating a set of reference enhanced transport format combination indicators (E-TFCIs) and associated power offsets determining actions related to E-DPCCH boosting modifying information related to an enhanced dedicated channel (E-DCH) and modifying an index that indicates an E-DCH transport block size table. The update message includes at least one modified information element (IE).
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3G | 18/09/2008 | ISLD-200811-003 | INTERDIGITAL INC |
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Technologies
Product
Use Cases
Services
Claim
1. A method for reconfiguring a wireless transmit/receive unit (WTRU) via an active set update message, the method comprising:
generating the active set update message comprising a modulation mode information element (IE), the modulation mode IE indicating whether to operate in a modulation mode; and
determining whether to include a media access control (MAC) reset IE in the modulation mode IE, wherein an inclusion of the MAC reset IE indicates to reset a MAC entity.
2. The method of claim 1, further comprising determining whether to include an enhanced dedicated channel (E-DCH) transport format combinations indicator (E-TFCI) table index IE in the modulation mode IE, wherein an inclusion of the E-TFCI table index IE indicates which E-TFCI transport block size table to use.
3. The method of claim 1, wherein the modulation mode is 16-symbol quadrature amplitude modulation (16QAM).
4. The method of claim 1, wherein the active set update message comprises information enabling the WTRU to update an active set which indicates active cells available to the WTRU for communication.
5. The method of claim 1, further comprising determining whether to include an enhanced dedicated physical control channel (E-DPCCH)/DPCCH power offset IE in the active set update message, wherein an inclusion of the E-DPCCH/DPCCH power offset IE indicates whether to modify a power offset of an E-PCCH/DPCCH.
6. The method of claim 1, further comprising determining whether to include a reference enhanced dedicated channel (E-DCH) transport format combinations indicator (E-TFCI) power offset IE in the active set update message, wherein an inclusion of the reference E-TFCI power offset IE indicates whether to modify a power offset of the reference E-TFCI.
7. The method of claim 1, further comprising determining whether to include an enhanced dedicated channel (E-DCH) transport format combinations indicator (E-TFCI) Boost IE in the active set update message, wherein the E-TFCI Boost IE indicates whether to modify an E-TFCI threshold.
8. The method of claim 7, wherein boosting of an enhanced dedicated physical control channel (E-DPCCH) is enabled on a condition that an E-TFCI value exceeds the E-TFCI threshold.
9. A network entity comprising:
a processor; and
a memory adapted to store instructions that, when executed by the processor, cause the network entity to:
generate an active set update message that includes a modulation mode information element (IE), the modulation mode IE indicating whether to operate in a modulation mode; and
determine whether to include a media access control (MAC) reset IE in the modulation mode IE, wherein an inclusion of the MAC reset IE indicates to reset a MAC entity.
10. The network entity of claim 9, wherein when executed by the processor, the instructions further cause the network entity to determine whether to include an enhanced dedicated channel (E-DCH) transport format combinations indicator (E-TFCI) table index IE in the modulation mode IE, wherein an inclusion of the E-TFCI table index IE indicates which E-TFCI transport block size table to use.
11. The network entity of claim 9, wherein the modulation mode is 16-symbol quadrature amplitude modulation (16QAM).
12. The network entity of claim 9, wherein the active set update message comprises information enabling the WTRU to update an active set which indicates active cells available to the WTRU for communication.
13. The network entity of claim 9, wherein when executed by the processor, the instructions further cause the network entity to determine whether to include an enhanced dedicated physical control channel (E-DPCCH)/DPCCH power offset IE in the active set update message, wherein an inclusion of the E-DPCCH/DPCCH power offset IE indicates whether to modify a power offset of an E-DPCCH/DPCCH.
14. The network entity of claim 9, wherein when executed by the processor, the instructions further cause the network entity to determine whether to include a reference enhanced dedicated channel (E-DCH) transport format combinations indicator (E-TFCI) power offset IE in the active set update message, wherein an inclusion of the reference E-TFCI power offset IE indicates whether to modify a power offset of the reference E-TFCI.
15. The network entity of claim 9, wherein when executed by the processor, the instructions further cause the network entity to determine whether to include an enhanced dedicated channel (E-DCH) transport format combinations indicator (E-TFCI) Boost IE in the active set update message, wherein the E-TFCI Boost IE indicates whether to modify an E-TFCI threshold.
16. The network entity of claim 15, wherein boosting of an enhanced dedicated physical control channel (E-DPCCH) is enabled on a condition that an E-TFCI value exceeds the E-TFCI threshold.
17. A method for a wireless transmit/receive unit (WTRU) to act upon receiving an active set update message, the method comprising:
receiving the active set update message indicating whether to operate in a modulation mode via a modulation mode information element (IE);
in response to the active set update message, indicating to one or more lower layers to operate in or stop the modulation mode; and
determining whether to perform a media access control (MAC) reset procedure based on whether a MAC reset IE is included in the modulation mode IE.
18. The method of claim 17, further comprising determining an enhanced dedicated channel (E-DCH) transport format combinations indicator (E-TFCI) transport block size table based on whether an E-TFCI table index IE is included in the modulation mode IE.
19. The method of claim 18, wherein the determining comprises:
identifying the E-TFCI transport block size table based on a value of the E-TFCI table index IE increased by 2 on a condition that the WTRU is operating in a 16-symbol quadrature amplitude modulation (16QAM) mode.
20. The method of claim 18, wherein determining the E-TFCI transport block size table comprises:
using an E-TFCI transport block size table indicated by the E-TFCI table index IE on a condition that the E-TFCI table index IE is included; and
using an E-TFCI transport block size table indicated by a previous index on a condition that the E-TFCI table index IE is not included.
21. The method of claim 17, further comprising: on a condition that the MAC reset IE is included in the modulation mode IE, performing the MAC reset procedure.
22. The method of claim 17, wherein an inclusion of the modulation mode IE indicates to operate in the modulation mode, and an absence of the modulation mode IE indicates not to operate in the modulation mode.
23. The method of claim 17, wherein the modulation mode is 16-symbol quadrature amplitude modulation (16QAM).
24. The method of claim 17, wherein the active set update message comprises information enabling the WTRU to update an active set which indicates active cells available to the WTRU for communication.
25. A wireless transmit/receive unit (WTRU) comprising:
a processor; and
a memory adapted to store instructions that, when executed by the processor, cause the WTRU to:
receive an active set update message indicating whether to operate in a modulation mode via a modulation mode information element (IE);
indicate to one or more lower layers to operate in or stop the modulation mode; and
determine whether to perform a media access control (MAC) reset procedure based on whether a MAC reset IE is included in the modulation mode IE.
26. The WTRU of claim 25, wherein when executed by the processor, the instructions further cause the WTRU to determine an enhanced dedicated channel (E-DCH) transport format combinations indicator (E-TFCI) transport block size table based on whether an E-TFCI table index IE is included in the modulation mode IE.
27. The WTRU of claim 26, wherein when executed by the processor, the instructions further cause the WTRU to use an E-TFCI transport block size table indicated by the E-TFCI table index IE on a condition that the E-TFCI table index IE is included, and use an E-DCH transport block size table indicated by a previous index on a condition that the E-TFCI table index IE is not included.
28. The WTRU of claim 25, wherein when executed by the processor, the instructions further cause the WTRU to perform the MAC reset procedure on a condition that the MAC reset IE is included.
29. The WTRU of claim 25, wherein when executed by the processor, the instructions further cause the WTRU to operate in the modulation mode on a condition that the modulation mode IE is included in the active set update message, and stop operating in the modulation mode on a condition that the modulation mode IE is not included in the active set update message.
30. The WTRU of claim 25, wherein the modulation mode is 16-symbol quadrature amplitude modulation (16QAM).
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Explicitly disclosed patent:openly and comprehensibly describes all details of the invention in the patent document.
Implicitly disclosed patent:does not explicitly state certain aspects of the invention, but still allows for these to be inferred from the information provided.
Basis patent:The core patent in a family, outlining the fundamental invention from which related patents or applications originate.
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