Method of performing power headroom reporting and communication device thereof
AssigneeAcer Incorporated
InventorsChun-Yen Wang, Shiang-Jiun Lin, Tzu-Ming Lin, Chun-Chia Chen
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Abstract
A method of performing power headroom reporting, hereafter called PHR, for a communication device configured with a plurality of uplink component carriers or parallel PUCCH and PUSCH transmission in a wireless communication system is disclosed. The method comprises reporting power headroom information of at least one of the communication device, at least an uplink component carrier, and at least a power amplifier configured to the communication device, to a network of the wireless communication system when the PHR is triggered.
Claims21
A method of performing power headroom reporting, hereafter called PHR, for a communication device configured with a plurality of uplink component carriers or parallel PUCCH and PUSCH transmission in a wireless communication system, the method comprising:
- reporting power headroom information of at least one of the communication device, at least an uplink component carrier, and at least a power amplifier configured to the communication device, to a network of the wireless communication system with a medium access control protocol data unit, hereafter called MAC PDU, when the PHR is triggered;
- wherein the MAC PDU includes a bitmap for indicating absence of the power headroom information of at least one of the power amplifier, the component carrier, and the communication device.
A method of performing power headroom reporting, hereafter called PHR, for a communication device configured with a plurality of uplink component carriers or parallel PUCCH and PUSCH transmission in a wireless communication system, the method comprising:
- reporting power headroom information for at least an uplink component carrier with consideration of at least one of a power headroom limitation of the communication device and a power headroom limitation of a power amplifier configured to the communication device for the at least an uplink component carrier.
A method of handling power headroom report for a network in a wireless communication system, the method comprising:
- configuring a plurality of uplink component carriers or parallel PUCCH and PUSCH transmission to a communication device of the wireless communication system;
- performing power control for at least an uplink component carrier according to the power headroom report of at least one of at least a power amplifier configured to the communication device, the communication device, and at least an uplink component carrier, received from the communication device;
- and
- transmitting mapping information between the power amplifier and the uplink component carriers with a message for component carrier configuration, to the communication device.
A communication device of a wireless communication system for performing power headroom reporting, hereafter called PHR, the communication device being configured with a plurality of uplink component carriers or parallel PUCCH and PUSCH transmission and comprising:
- means for receiving and/or transmitting a signal to a network of the wireless communication system;
- and
- means for reporting power headroom information of at least one of the communication device, at least an uplink component carrier, and at least a power amplifier configured to the communication device, to the network with a medium access control protocol data unit, hereafter called MAC PDU, when the PHR is triggered;
- wherein the MAC PDU includes a bitmap for indicating absence of the power headroom information of at least one of the power amplifier, the component carrier, and the communication device.
A communication device of a wireless communication system for performing power headroom reporting, hereafter called PHR, the communication device being configured with a plurality of uplink component carriers or parallel PUCCH and PUSCH transmission and comprising:
- means for receiving and/or transmitting a signal to a network of the wireless communication system;
- and
- means for reporting power headroom information for at least an uplink component carrier with consideration of at least one of a power headroom limitation of the communication device and a power headroom limitation of a power amplifier configured to the communication device for the at least an uplink component carrier when the PHR is triggered.
A network of a wireless communication system for handling power headroom report comprising:
- means for configuring a plurality of uplink component carriers or parallel PUCCH and PUSCH transmission to a communication device of the wireless communication system;
- means for performing power control for at least an uplink component carrier according to the power headroom report of at least one of at least a power amplifier configured to the communication device, the communication device, and at least an uplink component carrier, received from the communication device;
- and
- means for transmitting mapping information between the power amplifier and the uplink component carrier with a message for component carrier configuration, to the communication device.
A method of performing power headroom reporting, hereafter called PHR, for a communication device configured with a plurality of uplink component carriers or parallel PUCCH and PUSCH transmission in a wireless communication system, the method comprising:
- reporting power headroom information of at least one of the communication device, at least an uplink component carrier, and at least a power amplifier configured to the communication device, to a network of the wireless communication system with at least a medium access control (MAC) control element, hereafter called MAC CE, when the PHR is triggered;
- wherein the MAC CEs have at least two formats, and a format that the communication device uses is indicated by the network.
A method of performing power headroom reporting, hereafter called PHR, for a communication device configured with a plurality of uplink component carriers or parallel PUCCH and PUSCH transmission in a wireless communication system, the method comprising:
- reporting power headroom information of at least one of the communication device, at least an uplink component carrier, and at least a power amplifier configured to the communication device, to a network of the wireless communication system with a medium access control protocol data unit, hereafter called MAC PDU, when the PHR is triggered;
- wherein the MAC PDU includes a virtual power headroom information for at least one of the power amplifier, the uplink component carrier and the communication device.
Dependencies are inferred from the claim text.