SE8701679D0 - Anordning i en mobiltelefonmottagare for reucering av bitfel - Google Patents
Anordning i en mobiltelefonmottagare for reucering av bitfelInfo
- Publication number
- SE8701679D0 SE8701679D0 SE8701679A SE8701679A SE8701679D0 SE 8701679 D0 SE8701679 D0 SE 8701679D0 SE 8701679 A SE8701679 A SE 8701679A SE 8701679 A SE8701679 A SE 8701679A SE 8701679 D0 SE8701679 D0 SE 8701679D0
- Authority
- SE
- Sweden
- Prior art keywords
- impulse response
- bitfel
- reuction
- mobile phone
- equalizer
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector
Landscapes
- Engineering & Computer Science (AREA)
- Quality & Reliability (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Mobile Radio Communication Systems (AREA)
- Time-Division Multiplex Systems (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8701679A SE457399B (sv) | 1987-04-23 | 1987-04-23 | Anordning i en koherrent mobiltelefonmottagare foer reducering av bitfel |
DE8888850085T DE3865370D1 (de) | 1987-04-23 | 1988-03-09 | Vorrichtung in einem mobilen funkempfaenger zur verminderung von bitfehlern. |
EP19880850085 EP0295226B1 (en) | 1987-04-23 | 1988-03-09 | Apparatus in a mobile telephone receiver for reducing bit error |
FI881415A FI82575C (sv) | 1987-04-23 | 1988-03-24 | Anordning i en mobil telefonmottagare för reducering av bitfel |
DK217788A DK167832B1 (da) | 1987-04-23 | 1988-04-21 | Indretning i en mobil telefonmodtager til nedsaettelse af bitfejl |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8701679A SE457399B (sv) | 1987-04-23 | 1987-04-23 | Anordning i en koherrent mobiltelefonmottagare foer reducering av bitfel |
Publications (3)
Publication Number | Publication Date |
---|---|
SE8701679D0 true SE8701679D0 (sv) | 1987-04-23 |
SE8701679L SE8701679L (sv) | 1988-10-24 |
SE457399B SE457399B (sv) | 1988-12-19 |
Family
ID=20368285
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8701679A SE457399B (sv) | 1987-04-23 | 1987-04-23 | Anordning i en koherrent mobiltelefonmottagare foer reducering av bitfel |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0295226B1 (sv) |
DE (1) | DE3865370D1 (sv) |
DK (1) | DK167832B1 (sv) |
FI (1) | FI82575C (sv) |
SE (1) | SE457399B (sv) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4829543A (en) * | 1987-12-04 | 1989-05-09 | Motorola, Inc. | Phase-coherent TDMA quadrature receiver for multipath fading channels |
US4873683A (en) * | 1987-12-04 | 1989-10-10 | Motorola, Inc. | TDMA radio system employing BPSK synchronization for QPSK signals subject to random phase variation and multipath fading |
US4847869A (en) * | 1987-12-04 | 1989-07-11 | Motorla, Inc. | Rapid reference acquisition and phase error compensation for radio transmission of data |
CA1311033C (en) * | 1988-03-19 | 1992-12-01 | Shinji Ohta | Circuit for obtaining accurate timing information received signal |
AU635742B2 (en) * | 1989-05-26 | 1993-04-01 | Motorola, Inc. | Rapid received signal strength indication |
SE464437B (sv) * | 1989-08-25 | 1991-04-22 | Ericsson Telefon Ab L M | Metod i en mogilradiomottagare foer att reducera mottagarens effektbehov |
SE469678B (sv) * | 1992-01-13 | 1993-08-16 | Ericsson Telefon Ab L M | Saett foer synkronisering och kanalestimering i tdma- radiosystem |
US5677934A (en) * | 1992-12-30 | 1997-10-14 | Nokia Mobile Phones Limited | Multipath propagation compensation in a TDMA system |
FI94817C (sv) * | 1993-06-10 | 1995-10-25 | Nokia Telecommunications Oy | Talavkodningsförfarande samt en talavkodare |
FI102578B (sv) | 1996-11-27 | 1998-12-31 | Nokia Telecommunications Oy | Förfarande för mätning av frekvensskillnad samt mottagare |
AU723679B2 (en) | 1997-03-04 | 2000-08-31 | Mitsubishi Denki Kabushiki Kaisha | Receiver with a frequency offset correcting function |
US5930248A (en) * | 1997-03-04 | 1999-07-27 | Telefonaktiebolaget Lm Ericsson | Radio communication system selectively using multicast with variable offset time |
US6084862A (en) * | 1997-09-26 | 2000-07-04 | Telefonaktiebolaget Lm Ericsson | Time dispersion measurement in radio communications systems |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2454732A1 (fr) * | 1979-04-17 | 1980-11-14 | Ibm France | Procede et dispositif pour initialiser un egaliseur adaptatif a partir d'un signal de donnees inconnu dans un systeme de transmission utilisant une modulation a double bande laterale-porteuses en quadrature |
US4457007A (en) * | 1982-11-29 | 1984-06-26 | The United States Of America As Represented By The Secretary Of The Army | Multipath interference reduction system |
CA1238368A (en) * | 1983-10-14 | 1988-06-21 | Takayuki Ozaki | Digital radio receiving apparatus |
-
1987
- 1987-04-23 SE SE8701679A patent/SE457399B/sv not_active IP Right Cessation
-
1988
- 1988-03-09 DE DE8888850085T patent/DE3865370D1/de not_active Expired - Lifetime
- 1988-03-09 EP EP19880850085 patent/EP0295226B1/en not_active Expired
- 1988-03-24 FI FI881415A patent/FI82575C/sv not_active IP Right Cessation
- 1988-04-21 DK DK217788A patent/DK167832B1/da not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
SE457399B (sv) | 1988-12-19 |
EP0295226A1 (en) | 1988-12-14 |
EP0295226B1 (en) | 1991-10-09 |
FI881415A (fi) | 1988-10-24 |
DK217788D0 (da) | 1988-04-21 |
FI82575C (sv) | 1991-03-11 |
SE8701679L (sv) | 1988-10-24 |
DE3865370D1 (de) | 1991-11-14 |
DK167832B1 (da) | 1993-12-20 |
FI881415A0 (fi) | 1988-03-24 |
DK217788A (da) | 1988-10-24 |
FI82575B (fi) | 1990-11-30 |
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