Orthogonal frequency-division multiplex multi-carrier modulation method for digital television signals |
Title: |
Orthogonal frequency-division multiplex multi-carrier modulation method for digital television signals |
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Application Number: |
01115515 |
Application Date: |
2001/04/27 |
Announcement Date: |
2001/10/17 |
Pub. Date: |
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Publication Number: |
1317902 |
Announcement Number: |
1138390 |
Grant Date: |
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Granted Pub. Date: |
2004-2-11 |
ApplicationType: |
Invention |
State/Country: |
11[China|beijing] |
IPC: |
H04L 27/32, H04N 7/015 |
Applicant(s): |
Qinghua Univ |
Inventor(s): |
Yang Lin, Yang Zhixing |
Key Words: |
Orthogonal frequency-division, multiplex multi-carrier, modulation method,digital television signals |
Abstract: |
An orthogonal frequency-division multiplexing multi-carrier modulation method for digitalized TV signals includes converting serial TS code stream to parallel TS code stream, orthogonal phase modulation, perform TDFT, frequency domain interlacing, and parallel-serial conversion. Its advantages are low convergence error and short convergenic time. |
Claim: |
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Priority: |
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PCT: |
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LegalStatus: |
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