ATE254362T1 - Optimierungsverfahren zur kombination von empfangssignalen in funkempfängern in raumdiversität basierend auf der frequenz der durch den demodulator erzeugten fec-impulsen - Google Patents

Optimierungsverfahren zur kombination von empfangssignalen in funkempfängern in raumdiversität basierend auf der frequenz der durch den demodulator erzeugten fec-impulsen

Info

Publication number
ATE254362T1
ATE254362T1 AT01117256T AT01117256T ATE254362T1 AT E254362 T1 ATE254362 T1 AT E254362T1 AT 01117256 T AT01117256 T AT 01117256T AT 01117256 T AT01117256 T AT 01117256T AT E254362 T1 ATE254362 T1 AT E254362T1
Authority
AT
Austria
Prior art keywords
vfec
value
demodulator
fec
threshold
Prior art date
Application number
AT01117256T
Other languages
English (en)
Inventor
Lago Antonella Dal
Orto Andrea Dell
Sergio Fumagalli
Luigi Sampietro
Original Assignee
Siemens Mobile Comm Spa
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 Siemens Mobile Comm Spa filed Critical Siemens Mobile Comm Spa
Application granted granted Critical
Publication of ATE254362T1 publication Critical patent/ATE254362T1/de

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
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0059—Convolutional codes
    • H04L1/006—Trellis-coded modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
    • H04B7/0842—Weighted combining
    • H04B7/0848—Joint weighting
    • 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
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0045—Arrangements at the receiver end

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Transmission System (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Circuits Of Receivers In General (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
AT01117256T 2000-07-28 2001-07-17 Optimierungsverfahren zur kombination von empfangssignalen in funkempfängern in raumdiversität basierend auf der frequenz der durch den demodulator erzeugten fec-impulsen ATE254362T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2000MI001747A IT1318275B1 (it) 2000-07-28 2000-07-28 Procedimento di ottimizzazione della combinazione dei segnali diricezione nei radioricevitori in diversita' di spazio sulla base della

Publications (1)

Publication Number Publication Date
ATE254362T1 true ATE254362T1 (de) 2003-11-15

Family

ID=11445604

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01117256T ATE254362T1 (de) 2000-07-28 2001-07-17 Optimierungsverfahren zur kombination von empfangssignalen in funkempfängern in raumdiversität basierend auf der frequenz der durch den demodulator erzeugten fec-impulsen

Country Status (5)

Country Link
EP (1) EP1202471B1 (de)
AT (1) ATE254362T1 (de)
DE (1) DE60101198T2 (de)
ES (1) ES2211704T3 (de)
IT (1) IT1318275B1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8849190B2 (en) 2009-04-21 2014-09-30 Andrew Llc Radio communication systems with integrated location-based measurements for diagnostics and performance optimization

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4160952A (en) * 1978-05-12 1979-07-10 Bell Telephone Laboratories, Incorporated Space diversity receiver with combined step and continuous phase control
GB2050118A (en) * 1979-04-30 1980-12-31 Post Office Improvements in or relating to space diversity receiving systems
IT1255862B (it) * 1992-10-14 1995-11-17 Sits Soc It Telecom Siemens Combinatore a strategia di combinazione mista per ricevitori operanti in ponti radio digitali ad alta capacita' protetti con diversita' di spazio o d'angolo

Also Published As

Publication number Publication date
EP1202471B1 (de) 2003-11-12
DE60101198T2 (de) 2004-09-02
EP1202471A1 (de) 2002-05-02
DE60101198D1 (de) 2003-12-18
ITMI20001747A1 (it) 2002-01-28
IT1318275B1 (it) 2003-07-28
ES2211704T3 (es) 2004-07-16
ITMI20001747A0 (it) 2000-07-28

Similar Documents

Publication Publication Date Title
CA2193817C (en) Symbol timing recovery circuit and method
DE60219277T2 (de) Einstellung von Entscheidungspegeln und Abtastphase auf der Basis von vorherigen Bit-Werten
JP6213287B2 (ja) 光伝送装置および光伝送装置の信号処理方法
US8483622B2 (en) Power consumption control methods applied to communication systems, and related devices
US7302188B2 (en) Disperse equalizer and disperse equalizing method
US7830997B2 (en) Diversity receiving device
KR100550159B1 (ko) 무선 통신 장치
US20030021341A1 (en) Method of effective backwards compatible ATSC-DTV multipath equalization through training symbol induction
ATE254362T1 (de) Optimierungsverfahren zur kombination von empfangssignalen in funkempfängern in raumdiversität basierend auf der frequenz der durch den demodulator erzeugten fec-impulsen
US20090295636A1 (en) Receiving Apparatus, Signal Processing Circuit, and Receiving System
US6388701B1 (en) Device and method for removing co-channel interference signal in modulation/demodulation receiver having reference signal
US7885367B2 (en) System for adjusting sampling timing of DLL circuit, method therefor and transmitter-receiver used therefor
GB2314488A (en) MRC diversity circuit uses branch with maximum RSSI
EP1796287B1 (de) Drahtlose empfangsvorrichtung
JP3617300B2 (ja) テレビジョン受像機
US7330663B2 (en) PMD-reduction processing for a multi-channel receiver
US7050389B2 (en) DC-offset eliminating method and receiving circuit
KR0144839B1 (ko) 고스트제거장치
EP1215823B1 (de) CDMA-Empfangsendgerät mit reduziertem Leistungsverbrauch im Diversity-Modus
JP3092608B2 (ja) 交差偏波干渉補償方式
JPH0411416A (ja) アンテナ選択ダイバーシチ受信方式
CA2647063C (en) Systems and methods for improving radio frequency signal reception
Arnould et al. Blind MIMO Equalization for Space-Division Multiplexed Transmission
JP4537222B2 (ja) デジタル放送受信装置
JP2004112288A (ja) 交差偏波干渉補償回路

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties