FI881415A - Anordning i en mobil telefonmottagare foer reducering av bitfel. - Google Patents

Anordning i en mobil telefonmottagare foer reducering av bitfel. Download PDF

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Publication number
FI881415A
FI881415A FI881415A FI881415A FI881415A FI 881415 A FI881415 A FI 881415A FI 881415 A FI881415 A FI 881415A FI 881415 A FI881415 A FI 881415A FI 881415 A FI881415 A FI 881415A
Authority
FI
Finland
Prior art keywords
telefonmottagare
bitfel
anording
mobil
reducering
Prior art date
Application number
FI881415A
Other languages
English (en)
Other versions
FI82575C (fi
FI82575B (fi
FI881415A0 (fi
Inventor
Krister Alex Raith
Original Assignee
Ericsson Telefon Ab L M
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of FI881415A0 publication Critical patent/FI881415A0/fi
Publication of FI881415A publication Critical patent/FI881415A/fi
Application granted granted Critical
Publication of FI82575B publication Critical patent/FI82575B/fi
Publication of FI82575C publication Critical patent/FI82575C/fi

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)
FI881415A 1987-04-23 1988-03-24 Anordning i en mobil telefonmottagare foer reducering av bitfel. FI82575C (fi)

Applications Claiming Priority (2)

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
SE8701679 1987-04-23

Publications (4)

Publication Number Publication Date
FI881415A0 FI881415A0 (fi) 1988-03-24
FI881415A true FI881415A (fi) 1988-10-24
FI82575B FI82575B (fi) 1990-11-30
FI82575C FI82575C (fi) 1991-03-11

Family

ID=20368285

Family Applications (1)

Application Number Title Priority Date Filing Date
FI881415A FI82575C (fi) 1987-04-23 1988-03-24 Anordning i en mobil telefonmottagare foer reducering av bitfel.

Country Status (5)

Country Link
EP (1) EP0295226B1 (fi)
DE (1) DE3865370D1 (fi)
DK (1) DK167832B1 (fi)
FI (1) FI82575C (fi)
SE (1) SE457399B (fi)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
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
CA2053313C (en) * 1989-05-26 1994-12-06 Gerald P. Labedz 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 (fi) 1993-06-10 1995-10-25 Nokia Telecommunications Oy Puheendekoodausmenetelmä ja puheendekoodain
FI102578B (fi) 1996-11-27 1998-12-31 Nokia Telecommunications Oy Menetelmä taajuuseron mittaamiseksi ja vastaanotin
US5930248A (en) * 1997-03-04 1999-07-27 Telefonaktiebolaget Lm Ericsson Radio communication system selectively using multicast with variable offset time
WO1998039854A1 (fr) 1997-03-04 1998-09-11 Mitsubishi Denki Kabushiki Kaisha Recepteur avec fonction de correction du decalage de frequence
US6084862A (en) * 1997-09-26 2000-07-04 Telefonaktiebolaget Lm Ericsson Time dispersion measurement in radio communications systems

Family Cites Families (3)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
DK217788D0 (da) 1988-04-21
SE457399B (sv) 1988-12-19
SE8701679D0 (sv) 1987-04-23
FI82575C (fi) 1991-03-11
FI82575B (fi) 1990-11-30
EP0295226B1 (en) 1991-10-09
EP0295226A1 (en) 1988-12-14
DE3865370D1 (de) 1991-11-14
FI881415A0 (fi) 1988-03-24
DK217788A (da) 1988-10-24
SE8701679L (sv) 1988-10-24
DK167832B1 (da) 1993-12-20

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MM Patent lapsed
MM Patent lapsed

Owner name: OY L M ERICSSON AB