IT1311192B1 - Sistemi di trasmissione multiportante di tipo ofdm-oqam - Google Patents
Sistemi di trasmissione multiportante di tipo ofdm-oqamInfo
- Publication number
- IT1311192B1 IT1311192B1 IT1999MI000360A ITMI990360A IT1311192B1 IT 1311192 B1 IT1311192 B1 IT 1311192B1 IT 1999MI000360 A IT1999MI000360 A IT 1999MI000360A IT MI990360 A ITMI990360 A IT MI990360A IT 1311192 B1 IT1311192 B1 IT 1311192B1
- Authority
- IT
- Italy
- Prior art keywords
- multiportant
- ofdm
- transmission systems
- oqam type
- oqam
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2626—Arrangements specific to the transmitter only
- H04L27/2627—Modulators
- H04L27/2628—Inverse Fourier transform modulators, e.g. inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators
- H04L27/2631—Inverse Fourier transform modulators, e.g. inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators with polyphase implementation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2626—Arrangements specific to the transmitter only
- H04L27/2627—Modulators
- H04L27/264—Pulse-shaped multi-carrier, i.e. not using rectangular window
- H04L27/26416—Filtering per subcarrier, e.g. filterbank multicarrier [FBMC]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2647—Arrangements specific to the receiver only
- H04L27/2649—Demodulators
- H04L27/265—Fourier transform demodulators, e.g. fast Fourier transform [FFT] or discrete Fourier transform [DFT] demodulators
- H04L27/2652—Fourier transform demodulators, e.g. fast Fourier transform [FFT] or discrete Fourier transform [DFT] demodulators with polyphase implementation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2647—Arrangements specific to the receiver only
- H04L27/2649—Demodulators
- H04L27/26534—Pulse-shaped multi-carrier, i.e. not using rectangular window
- H04L27/2654—Filtering per subcarrier, e.g. filterbank multicarrier [FBMC]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2697—Multicarrier modulation systems in combination with other modulation techniques
- H04L27/2698—Multicarrier modulation systems in combination with other modulation techniques double density OFDM/OQAM system, e.g. OFDM/OQAM-IOTA system
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Discrete Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Transmitters (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT1999MI000360A IT1311192B1 (it) | 1999-02-23 | 1999-02-23 | Sistemi di trasmissione multiportante di tipo ofdm-oqam |
EP00200532A EP1032174A3 (en) | 1999-02-23 | 2000-02-17 | OFDM-OQAM multicarrier transmission systems |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT1999MI000360A IT1311192B1 (it) | 1999-02-23 | 1999-02-23 | Sistemi di trasmissione multiportante di tipo ofdm-oqam |
Publications (2)
Publication Number | Publication Date |
---|---|
ITMI990360A1 ITMI990360A1 (it) | 2000-08-23 |
IT1311192B1 true IT1311192B1 (it) | 2002-03-04 |
Family
ID=11382000
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT1999MI000360A IT1311192B1 (it) | 1999-02-23 | 1999-02-23 | Sistemi di trasmissione multiportante di tipo ofdm-oqam |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP1032174A3 (it) |
IT (1) | IT1311192B1 (it) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI355175B (en) | 2007-05-31 | 2011-12-21 | Ind Tech Res Inst | Multicarrier transmitting system and method thereo |
US9531575B2 (en) | 2012-04-05 | 2016-12-27 | Interdigital Patent Holdings, Inc. | Systems and methods for providing and/or using an OFDN-OQAM structure |
-
1999
- 1999-02-23 IT IT1999MI000360A patent/IT1311192B1/it active
-
2000
- 2000-02-17 EP EP00200532A patent/EP1032174A3/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
EP1032174A3 (en) | 2003-11-05 |
ITMI990360A1 (it) | 2000-08-23 |
EP1032174A2 (en) | 2000-08-30 |
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