NO303710B1 - FremgangsmÕte og apparat for modulasjon av en bµreb°lge ved komponenter i fase og i kvadratur samt anvendelse av fremgangsmÕten - Google Patents
FremgangsmÕte og apparat for modulasjon av en bµreb°lge ved komponenter i fase og i kvadratur samt anvendelse av fremgangsmÕten Download PDFInfo
- Publication number
- NO303710B1 NO303710B1 NO904749A NO904749A NO303710B1 NO 303710 B1 NO303710 B1 NO 303710B1 NO 904749 A NO904749 A NO 904749A NO 904749 A NO904749 A NO 904749A NO 303710 B1 NO303710 B1 NO 303710B1
- Authority
- NO
- Norway
- Prior art keywords
- frequency
- modulation
- components
- carrier wave
- quadrature
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 17
- 239000000969 carrier Substances 0.000 claims abstract description 6
- 230000003595 spectral effect Effects 0.000 claims description 12
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 238000012546 transfer Methods 0.000 claims description 6
- 230000006870 function Effects 0.000 description 8
- 238000005070 sampling Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 238000013139 quantization Methods 0.000 description 5
- 230000009466 transformation Effects 0.000 description 5
- 230000015654 memory Effects 0.000 description 4
- 238000011002 quantification Methods 0.000 description 4
- 238000001228 spectrum Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 230000003111 delayed effect Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 230000001755 vocal effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- RDYMFSUJUZBWLH-UHFFFAOYSA-N endosulfan Chemical compound C12COS(=O)OCC2C2(Cl)C(Cl)=C(Cl)C1(Cl)C2(Cl)Cl RDYMFSUJUZBWLH-UHFFFAOYSA-N 0.000 description 1
- 238000011067 equilibration Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
- H04L27/20—Modulator circuits; Transmitter circuits
- H04L27/2003—Modulator circuits; Transmitter circuits for continuous phase modulation
- H04L27/2007—Modulator circuits; Transmitter circuits for continuous phase modulation in which the phase change within each symbol period is constrained
- H04L27/2017—Modulator circuits; Transmitter circuits for continuous phase modulation in which the phase change within each symbol period is constrained in which the phase changes are non-linear, e.g. generalized and Gaussian minimum shift keying, tamed frequency modulation
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Transmitters (AREA)
- Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
- Cephalosporin Compounds (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Closed-Circuit Television Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8914366A FR2653959B1 (fr) | 1989-11-02 | 1989-11-02 | Procede et dispositif de modulation numerique a composantes en phase et en quadrature. |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO904749D0 NO904749D0 (no) | 1990-11-01 |
| NO904749L NO904749L (no) | 1991-05-03 |
| NO303710B1 true NO303710B1 (no) | 1998-08-17 |
Family
ID=9387021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO904749A NO303710B1 (no) | 1989-11-02 | 1990-11-01 | FremgangsmÕte og apparat for modulasjon av en bµreb°lge ved komponenter i fase og i kvadratur samt anvendelse av fremgangsmÕten |
Country Status (10)
| Country | Link |
|---|---|
| EP (1) | EP0426560B1 (xx) |
| AT (1) | ATE110509T1 (xx) |
| DE (1) | DE69011811T2 (xx) |
| DK (1) | DK0426560T3 (xx) |
| ES (1) | ES2060986T3 (xx) |
| FI (1) | FI905403A0 (xx) |
| FR (1) | FR2653959B1 (xx) |
| HK (1) | HK1004587A1 (xx) |
| NO (1) | NO303710B1 (xx) |
| PT (1) | PT95768B (xx) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5530722A (en) * | 1992-10-27 | 1996-06-25 | Ericsson Ge Mobile Communications Inc. | Quadrature modulator with integrated distributed RC filters |
| US5867537A (en) * | 1992-10-27 | 1999-02-02 | Ericsson Inc. | Balanced tranversal I,Q filters for quadrature modulators |
| SE507373C2 (sv) * | 1996-09-06 | 1998-05-18 | Ericsson Telefon Ab L M | Anordning och metod för pulsformning och effektförstärkning |
| GB2335122A (en) * | 1998-03-05 | 1999-09-08 | Motorola Gmbh | Transmitter adapted to reduce adjacent channel interference |
| CN1290268C (zh) * | 1998-12-22 | 2006-12-13 | 皇家菲利浦电子有限公司 | 射频信号的传输电路 |
| ATE341861T1 (de) | 1999-11-18 | 2006-10-15 | Ericsson Telefon Ab L M | Verfahren und vorrichtung zum erzeugen eines hochfrequenten sendesignals |
| DE60124451T2 (de) * | 2000-05-30 | 2007-03-15 | Matsushita Electric Industrial Co., Ltd., Kadoma | Quadraturmodulator |
| US20060115005A1 (en) * | 2004-11-26 | 2006-06-01 | Technoconcepts, Inc. | Direct conversion delta-sigma transmitter |
| US7236112B2 (en) | 2005-01-21 | 2007-06-26 | Technoconcepts, Inc. | Self-tuning output digital filter for direct conversion delta-sigma transmitter |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1570840A (en) * | 1978-05-23 | 1980-07-09 | Standard Telephones Cables Ltd | Generation of modulated carrier waves for phase or phase- amplitude shift keying |
-
1989
- 1989-11-02 FR FR8914366A patent/FR2653959B1/fr not_active Expired - Lifetime
-
1990
- 1990-10-30 AT AT90403074T patent/ATE110509T1/de not_active IP Right Cessation
- 1990-10-30 DE DE69011811T patent/DE69011811T2/de not_active Expired - Fee Related
- 1990-10-30 ES ES90403074T patent/ES2060986T3/es not_active Expired - Lifetime
- 1990-10-30 EP EP90403074A patent/EP0426560B1/fr not_active Expired - Lifetime
- 1990-10-30 DK DK90403074.9T patent/DK0426560T3/da active
- 1990-10-31 PT PT95768A patent/PT95768B/pt not_active IP Right Cessation
- 1990-11-01 NO NO904749A patent/NO303710B1/no not_active IP Right Cessation
- 1990-11-01 FI FI905403A patent/FI905403A0/fi not_active Application Discontinuation
-
1998
- 1998-04-30 HK HK98103693A patent/HK1004587A1/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| PT95768B (pt) | 1998-07-31 |
| FI905403A0 (fi) | 1990-11-01 |
| EP0426560A1 (fr) | 1991-05-08 |
| NO904749L (no) | 1991-05-03 |
| NO904749D0 (no) | 1990-11-01 |
| DE69011811T2 (de) | 1994-12-15 |
| PT95768A (pt) | 1992-06-30 |
| ATE110509T1 (de) | 1994-09-15 |
| HK1004587A1 (en) | 1998-11-27 |
| DK0426560T3 (da) | 1994-09-19 |
| DE69011811D1 (de) | 1994-09-29 |
| FR2653959B1 (fr) | 1994-05-20 |
| FR2653959A1 (fr) | 1991-05-03 |
| ES2060986T3 (es) | 1994-12-01 |
| EP0426560B1 (fr) | 1994-08-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM1K | Lapsed by not paying the annual fees |
Free format text: LAPSED IN MAY 2001 |