WO2009152295A1 - Featureless coherent chaotic amplitude modulation - Google Patents
Featureless coherent chaotic amplitude modulation Download PDFInfo
- Publication number
- WO2009152295A1 WO2009152295A1 PCT/US2009/046990 US2009046990W WO2009152295A1 WO 2009152295 A1 WO2009152295 A1 WO 2009152295A1 US 2009046990 W US2009046990 W US 2009046990W WO 2009152295 A1 WO2009152295 A1 WO 2009152295A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- signal
- generating
- pam
- constant power
- spreading sequence
- Prior art date
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
- H04L27/04—Modulator circuits; Transmitter circuits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/001—Modulated-carrier systems using chaotic signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J13/00—Code division multiplex systems
- H04J13/0007—Code type
- H04J13/0018—Chaotic
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J13/00—Code division multiplex systems
- H04J13/10—Code generation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
- H04L25/40—Transmitting circuits; Receiving circuits
- H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
- H04L25/4917—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems using multilevel codes
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020117000786A KR101226327B1 (en) | 2008-06-12 | 2009-06-11 | Featureless coherent chaotic amplitude modulation |
JP2011513678A JP5179656B2 (en) | 2008-06-12 | 2009-06-11 | Featureless coherent chaotic amplitude modulation |
EP09763585.8A EP2289212B1 (en) | 2008-06-12 | 2009-06-11 | Featureless coherent chaotic amplitude modulation |
CA2727541A CA2727541C (en) | 2008-06-12 | 2009-06-11 | Featureless coherent chaotic amplitude modulation |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/137,593 US8068571B2 (en) | 2008-06-12 | 2008-06-12 | Featureless coherent chaotic amplitude modulation |
US12/137,593 | 2008-06-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2009152295A1 true WO2009152295A1 (en) | 2009-12-17 |
Family
ID=40902120
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2009/046990 WO2009152295A1 (en) | 2008-06-12 | 2009-06-11 | Featureless coherent chaotic amplitude modulation |
Country Status (6)
Country | Link |
---|---|
US (1) | US8068571B2 (en) |
EP (1) | EP2289212B1 (en) |
JP (1) | JP5179656B2 (en) |
KR (1) | KR101226327B1 (en) |
CA (1) | CA2727541C (en) |
WO (1) | WO2009152295A1 (en) |
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US8068571B2 (en) | 2011-11-29 |
CA2727541C (en) | 2012-11-27 |
CA2727541A1 (en) | 2009-12-17 |
US20090310650A1 (en) | 2009-12-17 |
EP2289212A1 (en) | 2011-03-02 |
KR20110017446A (en) | 2011-02-21 |
KR101226327B1 (en) | 2013-01-24 |
JP5179656B2 (en) | 2013-04-10 |
JP2011524692A (en) | 2011-09-01 |
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