Method, apparatus and system for sending physical layer signal
AssigneesHuawei Technologies Co., Ltd., Tsinghua University
InventorsZhenyu Xiao, Changming Zhang, Pei Liu
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Abstract
Embodiments of the present invention disclose a sending apparatus and a receiving apparatus, and a method for sending a physical layer signal, includes: constructing a signal with a frame structure comprising multiple Ga128 sequences, a —Ga128 sequence, and a single-frequency sequence of M in length; wherein the Ga128 and —Ga128 sequences are Golay sequences of 128 in length, M is an integer multiple of 128, and the single-frequency sequence comprises M single-frequency symbols and is used to enable a receiving apparatus to estimate an Inphase and Quadrature (IQ) imbalance parameter; and sending the signal with the frame structure.
Claims20
A method for sending a signal, comprising:
- constructing, by a sending apparatus, the signal with a frame structure comprising multiple Ga128 sequences, a —Ga128 sequence, and a single-frequency sequence of M in length;
- wherein the Ga128 and —Ga128 sequences are Golay sequences of 128 in length, M is an integer multiple of 128, and the single-frequency sequence comprises M single-frequency symbols and is used to enable a receiving apparatus to estimate an Inphase and Quadrature (IQ) imbalance parameter;
- and
- sending, by the sending apparatus, the signal with the frame structure.
A sending apparatus, comprising:
- a processor, configured to construct a signal with a frame structure comprising multiple Ga128 sequences, a —Ga128 sequence, and a single-frequency sequence of M in length;
- wherein the Ga128 and —Ga128 sequences are Golay sequences of 128 in length, M is an integer multiple of 128, and the single-frequency sequence comprises M single-frequency symbols and is used to enable a receiving apparatus to estimate an Inphase and Quadrature (IQ) imbalance parameter;
- and
- a transmitter, configured to send the signal with the frame structure to the receiving apparatus.
A receiving apparatus, comprising:
- a receiver, configured to receive a signal with a frame structure comprising multiple Ga128 sequences, a —Ga128 sequence, and a single-frequency sequence of M in length;
- wherein the Ga128 and —Ga128 sequences are Golay sequences of 128 in length, M is an integer multiple of 128, and the single-frequency sequence comprises M single-frequency symbols and is used to enable the receiving apparatus to estimate an Inphase and Quadrature (IQ) imbalance parameter;
- and
- a processor, configured to estimate the IQ imbalance parameter according to the single-frequency sequence.
Dependencies are inferred from the claim text.