WO1996039750A1 - Radio frequency signal reception using frequency shifting by discrete-time sub-sampling down-conversion - Google Patents
Radio frequency signal reception using frequency shifting by discrete-time sub-sampling down-conversion Download PDFInfo
- Publication number
- WO1996039750A1 WO1996039750A1 PCT/US1996/009311 US9609311W WO9639750A1 WO 1996039750 A1 WO1996039750 A1 WO 1996039750A1 US 9609311 W US9609311 W US 9609311W WO 9639750 A1 WO9639750 A1 WO 9639750A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- signal
- frequency
- discrete
- sampling
- channel
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/0003—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain
- H04B1/0007—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain wherein the AD/DA conversion occurs at radiofrequency or intermediate frequency stage
- H04B1/0025—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain wherein the AD/DA conversion occurs at radiofrequency or intermediate frequency stage using a sampling rate lower than twice the highest frequency component of the sampled signal
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/0003—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/16—Circuits
- H04B1/26—Circuits for superheterodyne receivers
Abstract
Description
Claims
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP96918262A EP0813770B1 (en) | 1995-06-06 | 1996-06-06 | Radio frequency signal reception using frequency shifting by discrete-time sub-sampling down-conversion |
DE69607836T DE69607836T2 (en) | 1995-06-06 | 1996-06-06 | HIGH-FREQUENCY SIGNAL RECEPTION WITH FREQUENCY TRANSLATION BY SUBSCRIBING DOWNWARD CONVERSION |
AT96918262T ATE192000T1 (en) | 1995-06-06 | 1996-06-06 | HIGH FREQUENCY SIGNAL RECEPTION WITH FREQUENCY OFFSET THROUGH UNDER SAMPLING DOWNWARD CONVERSION |
DK96918262T DK0813770T3 (en) | 1995-06-06 | 1996-06-06 | Radio frequency signal reception using discrete-time downconversion by subsampling |
AU60961/96A AU700076B2 (en) | 1995-06-06 | 1996-06-06 | Radio frequency signal reception using frequency shifting by discrete-time sub-sampling down-conversion |
CA 2201753 CA2201753A1 (en) | 1995-06-06 | 1996-06-06 | Radio frequency signal reception using frequency shifting by discrete-time sub-sampling down-conversion |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/468,280 | 1995-06-06 | ||
US08/468,280 US5640698A (en) | 1995-06-06 | 1995-06-06 | Radio frequency signal reception using frequency shifting by discrete-time sub-sampling down-conversion |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1996039750A1 true WO1996039750A1 (en) | 1996-12-12 |
Family
ID=23859178
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US1996/009311 WO1996039750A1 (en) | 1995-06-06 | 1996-06-06 | Radio frequency signal reception using frequency shifting by discrete-time sub-sampling down-conversion |
Country Status (8)
Country | Link |
---|---|
US (1) | US5640698A (en) |
EP (1) | EP0813770B1 (en) |
AT (1) | ATE192000T1 (en) |
AU (1) | AU700076B2 (en) |
DE (1) | DE69607836T2 (en) |
DK (1) | DK0813770T3 (en) |
ES (1) | ES2148767T3 (en) |
WO (1) | WO1996039750A1 (en) |
Cited By (37)
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- 1996-06-06 AT AT96918262T patent/ATE192000T1/en not_active IP Right Cessation
- 1996-06-06 DE DE69607836T patent/DE69607836T2/en not_active Expired - Fee Related
- 1996-06-06 DK DK96918262T patent/DK0813770T3/en active
- 1996-06-06 EP EP96918262A patent/EP0813770B1/en not_active Expired - Lifetime
- 1996-06-06 AU AU60961/96A patent/AU700076B2/en not_active Ceased
- 1996-06-06 ES ES96918262T patent/ES2148767T3/en not_active Expired - Lifetime
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Also Published As
Publication number | Publication date |
---|---|
US5640698A (en) | 1997-06-17 |
EP0813770A4 (en) | 1997-12-29 |
AU6096196A (en) | 1996-12-24 |
DK0813770T3 (en) | 2000-07-31 |
AU700076B2 (en) | 1998-12-17 |
ES2148767T3 (en) | 2000-10-16 |
DE69607836T2 (en) | 2000-10-19 |
ATE192000T1 (en) | 2000-05-15 |
EP0813770B1 (en) | 2000-04-19 |
EP0813770A1 (en) | 1997-12-29 |
DE69607836D1 (en) | 2000-05-25 |
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