TW227640B - - Google Patents

Info

Publication number
TW227640B
TW227640B TW082104707A TW82104707A TW227640B TW 227640 B TW227640 B TW 227640B TW 082104707 A TW082104707 A TW 082104707A TW 82104707 A TW82104707 A TW 82104707A TW 227640 B TW227640 B TW 227640B
Authority
TW
Taiwan
Application number
TW082104707A
Original Assignee
Telefonaktiebolager Lm Ericsson
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 Telefonaktiebolager Lm Ericsson filed Critical Telefonaktiebolager Lm Ericsson
Application granted granted Critical
Publication of TW227640B publication Critical patent/TW227640B/zh

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
    • H04L1/201—Frame classification, e.g. bad, good or erased
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2643—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using time-division multiple access [TDMA]
    • 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
    • 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
    • H04L2001/0098—Unequal error protection

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Error Detection And Correction (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
TW082104707A 1992-06-23 1993-06-14 TW227640B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9201923A SE470372B (sv) 1992-06-23 1992-06-23 Metod jämte anordning att uppskatta kvaliten vid ramfelsdetektering i mottagaren hos ett radiokommunikationssystem

Publications (1)

Publication Number Publication Date
TW227640B true TW227640B (zh) 1994-08-01

Family

ID=20386577

Family Applications (1)

Application Number Title Priority Date Filing Date
TW082104707A TW227640B (zh) 1992-06-23 1993-06-14

Country Status (17)

Country Link
US (1) US5432778A (zh)
EP (1) EP0612453B1 (zh)
JP (1) JP3326178B2 (zh)
KR (1) KR100262842B1 (zh)
CN (1) CN1066879C (zh)
AU (1) AU663965B2 (zh)
BR (1) BR9305555A (zh)
CA (1) CA2114715A1 (zh)
DE (1) DE69329488D1 (zh)
FI (1) FI940828A (zh)
MX (1) MX9303653A (zh)
MY (1) MY115133A (zh)
NZ (1) NZ253806A (zh)
SE (1) SE470372B (zh)
SG (1) SG43785A1 (zh)
TW (1) TW227640B (zh)
WO (1) WO1994000938A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7890839B2 (en) 2003-11-18 2011-02-15 Kyocera Corporation Radio communication apparatus suppressing correction error while maintaining communication quality, and method and program for error correction

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SE501340C2 (sv) * 1993-06-11 1995-01-23 Ericsson Telefon Ab L M Döljande av transmissionsfel i en talavkodare
FI94810C (fi) * 1993-10-11 1995-10-25 Nokia Mobile Phones Ltd Menetelmä huonon GSM-puhekehyksen tunnistamiseksi
DE4335305A1 (de) * 1993-10-16 1995-04-20 Philips Patentverwaltung Verfahren und Schaltungsanordnung zur Übertragung von Sprachsignalen
FI96259C (fi) * 1994-03-28 1996-05-27 Nokia Telecommunications Oy Dekoodausmenetelmä
GB2290201B (en) * 1994-06-09 1998-03-04 Motorola Ltd Communications system
JP2864988B2 (ja) * 1994-06-21 1999-03-08 日本電気株式会社 軟判定信号出力形受信機
CN1092876C (zh) * 1994-12-12 2002-10-16 艾利森公司 移动通信***中的定向分集信道分配
US5768291A (en) * 1994-12-29 1998-06-16 Motorola, Inc. Method and apparatus for error mitigating a received communication signal
GB9512303D0 (en) * 1995-06-16 1995-08-16 Assessment Services Ltd Improvements in or relating to data analysers
GB2302487B (en) * 1995-06-16 1999-11-10 Assessment Services Limited Improvements in or relating to data analysers
GB9520445D0 (en) * 1995-10-06 1995-12-06 British Telecomm Convolutional codes
JP2838994B2 (ja) * 1995-12-27 1998-12-16 日本電気株式会社 データ信号受信装置
FI100566B (fi) * 1996-01-24 1997-12-31 Nokia Telecommunications Oy Kehyksen laadun tunnistamismenetelmä ja vastaanotin
AU720597B2 (en) 1996-02-15 2000-06-08 Biosense, Inc. Catheter calibration and usage monitoring system
US6035007A (en) * 1996-03-12 2000-03-07 Ericsson Inc. Effective bypass of error control decoder in a digital radio system
US6170073B1 (en) * 1996-03-29 2001-01-02 Nokia Mobile Phones (Uk) Limited Method and apparatus for error detection in digital communications
SE506341C2 (sv) * 1996-04-10 1997-12-08 Ericsson Telefon Ab L M Metod och anordning för rekonstruktion av en mottagen talsignal
US5960010A (en) * 1996-05-03 1999-09-28 Texas Instruments Incorporated Error detection and error concealment of convolutionally encoded data
US5802076A (en) * 1996-05-24 1998-09-01 National Semiconductor Corporation Audio error mitigation technique for a TDMA communication system
JPH10322408A (ja) 1997-03-19 1998-12-04 Sony Corp 受信装置及び信号受信方法
SE511310C2 (sv) 1997-05-20 1999-09-06 Ericsson Telefon Ab L M Förfarande för bitdetektering i ett radiokommunikationssystem
US6347217B1 (en) 1997-05-22 2002-02-12 Telefonaktiebolaget Lm Ericsson (Publ) Link quality reporting using frame erasure rates
US6157830A (en) * 1997-05-22 2000-12-05 Telefonaktiebolaget Lm Ericsson Speech quality measurement in mobile telecommunication networks based on radio link parameters
US6201960B1 (en) * 1997-06-24 2001-03-13 Telefonaktiebolaget Lm Ericsson (Publ) Speech quality measurement based on radio link parameters and objective measurement of received speech signals
TW390082B (en) * 1998-05-26 2000-05-11 Koninkl Philips Electronics Nv Transmission system with adaptive channel encoder and decoder
BR9913984A (pt) * 1998-09-22 2001-06-19 Siemens Ag Procedimento e disposição para a avaliação da qualidade de transmissão de um sinal de informações digital
US6216107B1 (en) * 1998-10-16 2001-04-10 Ericsson Inc. High-performance half-rate encoding apparatus and method for a TDM system
DE19921504A1 (de) * 1999-05-10 2000-11-23 Alcatel Sa Verfahren und Schaltungsanordnung zur Ermittlung einer Qualitätsinformation über die Übertragungsqualität eines Sprachsignals in einem digitalen Übertragungssystem
EP1059755A1 (en) * 1999-06-09 2000-12-13 Lucent Technologies Inc. Unequal error protection for packet switched networks
EP1067730A1 (en) * 1999-07-02 2001-01-10 Alcatel Determining the transmission quality of a radio channel
FR2796785A1 (fr) * 1999-07-20 2001-01-26 Koninkl Philips Electronics Nv Systeme de communication, recepteur, dispositif et procede de correction d'erreurs dues au canal
WO2001022401A1 (en) * 1999-09-20 2001-03-29 Koninklijke Philips Electronics N.V. Processing circuit for correcting audio signals, receiver, communication system, mobile apparatus and related method
US20010041981A1 (en) * 2000-02-22 2001-11-15 Erik Ekudden Partial redundancy encoding of speech
US6654922B1 (en) * 2000-04-10 2003-11-25 Nokia Corporation Method and apparatus for declaring correctness of reception of channels for use in a mobile telecommunications system
US6813322B2 (en) * 2001-04-26 2004-11-02 Telefonaktiebolaget L.M. Ericsson (Publ) Soft output value biasing
FR2844407B1 (fr) * 2002-09-05 2004-12-03 Thomson Licensing Sa Procede de selection de canal de transmission et recepteur de signaux a diversite d'antenne
US7142517B2 (en) * 2002-09-24 2006-11-28 Accton Technology Corporation Method for objective playout quality measurement of a packet based network transmission
US7127663B2 (en) * 2003-08-28 2006-10-24 Qualcomm Incorporate Bad frame indicator for radio-telephone receivers in GSM mobile systems
EP1745621A1 (en) * 2004-03-25 2007-01-24 BenQ Mobile GmbH & Co. OHG Method and communication device for interference cancellation in a cellular tdma communication system
JP4287778B2 (ja) * 2004-03-31 2009-07-01 株式会社ケンウッド 通信品質判定装置及び通信品質判定方法
US9730098B2 (en) 2013-11-25 2017-08-08 At&T Mobility Ii Llc Knowledge discovery and data mining-assisted multi-radio access technology control
CN111264033B (zh) 2017-05-03 2021-07-20 弗吉尼亚科技知识产权有限公司 用无线电信号变换器学习无线电信号的方法、***和装置
US10893495B2 (en) * 2019-02-06 2021-01-12 Nokia Technologies Oy Method and apparatus for providing timing synchronization

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US4885757A (en) * 1987-06-01 1989-12-05 Texas Instruments Incorporated Digital adaptive receiver employing maximum-likelihood sequence estimation with neural networks
US5086479A (en) * 1989-06-30 1992-02-04 Hitachi, Ltd. Information processing system using neural network learning function
SE465697B (sv) * 1989-09-19 1991-10-14 Ericsson Telefon Ab L M Saett att i ett digitalt radiooeverfoeringssystem foer oeverfoering av signaler mellan en saendande och en mottagande radiostation alstra godhetstal foer hos den mottagande radiostationen erhaallna binaera siffror
US5271042A (en) * 1989-10-13 1993-12-14 Motorola, Inc. Soft decision decoding with channel equalization
US5144644A (en) * 1989-10-13 1992-09-01 Motorola, Inc. Soft trellis decoding
US5031193A (en) * 1989-11-13 1991-07-09 Motorola, Inc. Method and apparatus for diversity reception of time-dispersed signals
JPH0786433B2 (ja) * 1990-05-22 1995-09-20 支朗 臼井 色覚情報変換方法及び装置
US5093846A (en) * 1990-06-15 1992-03-03 Sundstrand Data Control, Inc. Signal acquisition using modulation by a preselected code group
US5113400A (en) * 1990-11-21 1992-05-12 Motorola, Inc. Error detection system
US5142551A (en) * 1991-02-28 1992-08-25 Motorola, Inc. Signal weighting system for digital receiver
US5231648A (en) * 1991-03-21 1993-07-27 Northern Telecom Limited Adaptive equalizer for digital cellular radio
US5150379A (en) * 1991-09-27 1992-09-22 Hewlett-Packard Company Signal processing system for adaptive equalization

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7890839B2 (en) 2003-11-18 2011-02-15 Kyocera Corporation Radio communication apparatus suppressing correction error while maintaining communication quality, and method and program for error correction

Also Published As

Publication number Publication date
JP3326178B2 (ja) 2002-09-17
NZ253806A (en) 1996-08-27
KR100262842B1 (ko) 2000-08-01
MY115133A (en) 2003-04-30
FI940828A0 (fi) 1994-02-22
KR940702328A (ko) 1994-07-28
BR9305555A (pt) 1994-11-08
FI940828A (fi) 1994-02-22
SE9201923D0 (sv) 1992-06-23
WO1994000938A1 (en) 1994-01-06
US5432778A (en) 1995-07-11
CA2114715A1 (en) 1994-01-06
CN1081298A (zh) 1994-01-26
JPH06510413A (ja) 1994-11-17
SE9201923L (sv) 1993-12-24
AU4517093A (en) 1994-01-24
CN1066879C (zh) 2001-06-06
SG43785A1 (en) 1997-11-14
SE470372B (sv) 1994-01-31
MX9303653A (es) 1994-01-31
AU663965B2 (en) 1995-10-26
EP0612453B1 (en) 2000-09-27
EP0612453A1 (en) 1994-08-31
DE69329488D1 (de) 2000-11-02

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