Method for generating low PAPR sequence in wireless communication system, and apparatus for same
AssigneeLG Electronics Inc.
InventorsHyunsu Cha, Sukhyon Yoon, Kilbom Lee, Haewook Park
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Abstract
The present specification, provides a method for generating a low peak to average power ratio (PAPR) sequence in a wireless communication system. Specifically, the present specification relates to a method for generating a low PAPR sequence in a wireless communication system, the method comprising the steps of: generating a sequence of length-6 having a symbol as each element of the sequence; and generating the low PAPR sequence on the basis of the sequence of length-6.
Claims12
A method performed by a wireless device in a wireless communication system, the method comprising:
- generating a length-6 sequence having an 8 phase shift keying (PSK) symbol as each element of the sequence;
- and
- generating a low peak to average power ratio (PAPR) sequence based on the length-6 sequence,
- wherein the length-6 sequence is determined by ejφ(i)π/8,
- wherein the i is an index of elements of the length-6 sequence,
- wherein a value of the φ(i) includes values of (φ(0), φ(1), φ(2), φ(3), φ(4), φ(5)) based on a group number u related to the low PAPR sequence, and
- wherein the values of (φ(0), φ(1), φ(2), φ(3), φ(4), φ(5)) include i) (−7, 3, 1, 5, −1, 3), ii) (−7, −5, −1, −7, −5, 5), iii) (−7, 1, −3, 3, 7, 5), and iv) (−7, 1, −3, 1, 5, 1).
A wireless device configured to operate in a wireless communication system, the wireless device comprising:
- a memory storing instructions;
- a transceiver configured to transmit and receive radio signals;
- and
- a processor operatively coupled to the transceiver and configured to execute the instructions to perform operations comprising:
- generating a length-6 sequence having an 8 phase shift keying (PSK) symbol as each element of the sequence;
- and
- generating a low peak to average power ratio (PAPR) sequence based on the length-6 sequence,
- wherein the length-6 sequence is determined by ejφ(i)π/8,
- wherein the i is an index of elements of the length-6 sequence,
- wherein a value of the φ(i) includes values of (φ(0), φ(1), φ(2), φ(3), φ(4), φ(5)) based on a group number u related to the low PAPR sequence, and
- wherein the values of (φ(0), φ(1), φ(2), φ(3), φ(4), φ(5)) include i) (−7, 3, 1, 5, −1, 3), ii) (−7, −5, −1, −7, −5, 5), iii) (−7, 1, −3, 3, 7, 5), and iv) (−7, 1, −3, 1, 5, 1).
An apparatus comprising:
- one or more memories storing instructions;
- and
- one or more processors operatively coupled to the one or more memories and configured to execute the instructions to perform operations comprising:
- generating a length-6 sequence having an 8 phase shift keying (PSK) symbol as each element of the sequence;
- and
- generating a low peak to average power ratio (PAPR) sequence based on the length-6 sequence,
- wherein the length-6 sequence is determined by ejφ(i)π/8,
- wherein the i is an index of elements of the length-6 sequence,
- wherein a value of the φ(i) includes values of (φ(0), φ(1), φ(2), φ(3), φ(4), φ(5)) based on a group number u related to the low PAPR sequence, and wherein the values of (φ(0), φ(1), φ(2), φ(3), φ(4), φ(5)) include i) (−7, 3, 1, 5, −1, 3), ii) (−7, −5, −1, −7, −5, 5), iii) (−7, 1, −3, 3, 7, 5), and iv) (−7, 1, −3, 1, 5, 1).
Dependencies are inferred from the claim text.