DK0701752T3 - En fremgangsmåde og et apparat til bestemmelse af signalbrugbarhed - Google Patents

En fremgangsmåde og et apparat til bestemmelse af signalbrugbarhed

Info

Publication number
DK0701752T3
DK0701752T3 DK94917337T DK94917337T DK0701752T3 DK 0701752 T3 DK0701752 T3 DK 0701752T3 DK 94917337 T DK94917337 T DK 94917337T DK 94917337 T DK94917337 T DK 94917337T DK 0701752 T3 DK0701752 T3 DK 0701752T3
Authority
DK
Denmark
Prior art keywords
stream
information symbols
usability
determining signal
signal usability
Prior art date
Application number
DK94917337T
Other languages
English (en)
Inventor
Mark Allen Birchler
Steven Charles Jasper
Timothy John Wilson
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Application granted granted Critical
Publication of DK0701752T3 publication Critical patent/DK0701752T3/da

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/20—Monitoring; Testing of receivers

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Noise Elimination (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Circuits Of Receivers In General (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Communication Control (AREA)
DK94917337T 1993-05-28 1994-05-11 En fremgangsmåde og et apparat til bestemmelse af signalbrugbarhed DK0701752T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/069,927 US5440582A (en) 1993-05-28 1993-05-28 Method and apparatus for determining signal usability
PCT/US1994/005154 WO1994028637A1 (en) 1993-05-28 1994-05-11 A method and apparatus for determining signal usability

Publications (1)

Publication Number Publication Date
DK0701752T3 true DK0701752T3 (da) 2000-03-13

Family

ID=22092076

Family Applications (1)

Application Number Title Priority Date Filing Date
DK94917337T DK0701752T3 (da) 1993-05-28 1994-05-11 En fremgangsmåde og et apparat til bestemmelse af signalbrugbarhed

Country Status (18)

Country Link
US (1) US5440582A (da)
EP (1) EP0701752B1 (da)
JP (2) JP3749730B2 (da)
CN (1) CN1051416C (da)
AT (1) ATE183038T1 (da)
AU (1) AU674420B2 (da)
BR (1) BR9406692A (da)
CA (1) CA2161118C (da)
DE (1) DE69419918T2 (da)
DK (1) DK0701752T3 (da)
ES (1) ES2136197T3 (da)
FI (1) FI112563B (da)
GR (1) GR3031425T3 (da)
MY (1) MY110982A (da)
OA (1) OA10245A (da)
PL (1) PL173935B1 (da)
RU (1) RU2154342C2 (da)
WO (1) WO1994028637A1 (da)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5406588A (en) * 1993-05-28 1995-04-11 Motorola, Inc. Method and apparatus for mitigating distortion effects in the determination of signal usability
FR2713855B1 (fr) * 1993-12-15 1996-01-19 Alcatel Telspace Procédé de détection de décrochage de récupération de porteuse et de détermination du rapport EB/NO d'une liaison de transmission numérique et dispositif mettant en Óoeuvre ce procédé.
JP2908217B2 (ja) * 1993-12-28 1999-06-21 日本電気株式会社 受信電界レベル検出回路
US5912932A (en) * 1995-04-24 1999-06-15 Lucent Technologies Inc. Apparatus and methods for decoding a communication signal
US5867539A (en) * 1995-07-21 1999-02-02 Hitachi America, Ltd. Methods and apparatus for reducing the effect of impulse noise on receivers
US5715240A (en) * 1996-05-03 1998-02-03 Motorola, Inc. Communication device capable of estimating signal quality without synchronization pattern
US5812600A (en) * 1996-07-26 1998-09-22 Motorola, Inc. Method and apparatus for mitigating distortion effects in the determination of signal usability
US5898730A (en) * 1996-12-20 1999-04-27 Motorola, Inc. Method for determining signal quality of a communication channel
US5884215A (en) * 1997-01-31 1999-03-16 Motorola, Inc. Method and apparatus for covariance matrix estimation in a weighted least-squares location solution
US5911124A (en) * 1997-02-03 1999-06-08 Motorola, Inc. Method and apparatus for applying echo mitigation in a communication device
JP2885772B1 (ja) * 1997-12-17 1999-04-26 日本電気移動通信株式会社 Ｃｄｍａシステムにおける受信方法、受信品質推定方法、送信電力制御方法及び送受信装置
US6229847B1 (en) 1997-12-24 2001-05-08 The United States Of America As Represented By The Secretary Of The Navy Signal quality measurement device
FI112739B (fi) * 1998-05-25 2003-12-31 Nokia Corp Menetelmä ja laitteisto häiritsevän signaalin havaitsemiseen radiovastaanottimessa
ES2204188T3 (es) * 1998-08-28 2004-04-16 Siemens Aktiengesellschaft Procedimiento y dispositivo para la medicion de la calidad de la transmision de un canal de transmision.
US7076264B2 (en) * 1999-02-19 2006-07-11 Qualcomm, Inc. Power control in a cellular system using ES/IO and NT/I0 values
US6661832B1 (en) * 1999-05-11 2003-12-09 Qualcomm Incorporated System and method for providing an accurate estimation of received signal interference for use in wireless communications systems
FR2796227B1 (fr) * 1999-07-08 2007-05-04 Cit Alcatel Procede d'estimation du rapport signal a bruit dans un recepteur de telecommunications et application de ce procede au controle d'un emetteur
ATE546904T1 (de) 1999-09-17 2012-03-15 Ericsson Telefon Ab L M Verfahren und vorrichtung zur schätzung des restlärmes in einem signal und mobiltelephon, welches dieses verfahren verwendet
US20010033622A1 (en) * 2000-03-14 2001-10-25 Joengren George Robust utilization of feedback information in space-time coding
US6990137B2 (en) * 2001-05-17 2006-01-24 Qualcomm, Incorporated System and method for received signal prediction in wireless communications systems
US7170924B2 (en) * 2001-05-17 2007-01-30 Qualcomm, Inc. System and method for adjusting combiner weights using an adaptive algorithm in wireless communications system
US7076001B2 (en) * 2001-10-16 2006-07-11 Harris Corporation System and method for an in-service decision-directed signal to noise ratio estimator
US20040235423A1 (en) * 2003-01-14 2004-11-25 Interdigital Technology Corporation Method and apparatus for network management using perceived signal to noise and interference indicator
US7738848B2 (en) * 2003-01-14 2010-06-15 Interdigital Technology Corporation Received signal to noise indicator
KR100964436B1 (ko) * 2004-08-30 2010-06-16 퀄컴 인코포레이티드 V o I P 용 적응성 디-지터 버퍼
KR101036240B1 (ko) * 2006-02-28 2011-05-20 노키아 코포레이션 내비게이션 시스템들을 위한 방법 및 장치
JP5082335B2 (ja) * 2006-08-21 2012-11-28 富士通株式会社 電子基板およびバックボード伝送方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4408322A (en) * 1980-11-07 1983-10-04 Satellite Business Systems Method and apparatus for measuring signal to noise ratio in a TDMA communications system
EP0366160A1 (en) * 1986-01-18 1990-05-02 Hewlett-Packard Limited Non intrusive channel impairment analyser
EP0296822B1 (en) * 1987-06-23 1993-12-08 Nec Corporation Carrier-to-noise detector for digital transmission systems
JPH0626343B2 (ja) * 1988-12-16 1994-04-06 日本電気株式会社 変復調装置のデータ伝送速度自動切替方式
US5170413A (en) * 1990-12-24 1992-12-08 Motorola, Inc. Control strategy for reuse system assignments and handoff
US5323421A (en) * 1992-09-30 1994-06-21 Motorola, Inc. Method and apparatus of estimating channel quality in a receiver

Also Published As

Publication number Publication date
CA2161118C (en) 1999-12-28
GR3031425T3 (en) 2000-01-31
EP0701752B1 (en) 1999-08-04
CN1124547A (zh) 1996-06-12
DE69419918D1 (de) 1999-09-09
BR9406692A (pt) 1996-01-30
AU674420B2 (en) 1996-12-19
ES2136197T3 (es) 1999-11-16
FI955363A0 (fi) 1995-11-08
DE69419918T2 (de) 2000-03-16
OA10245A (en) 1997-10-07
WO1994028637A1 (en) 1994-12-08
JP3749730B2 (ja) 2006-03-01
FI112563B (fi) 2003-12-15
PL311764A1 (en) 1996-03-18
PL173935B1 (pl) 1998-05-29
MY110982A (en) 1999-07-31
CN1051416C (zh) 2000-04-12
FI955363A (fi) 1995-11-08
EP0701752A1 (en) 1996-03-20
EP0701752A4 (en) 1997-10-01
ATE183038T1 (de) 1999-08-15
US5440582A (en) 1995-08-08
JPH08510881A (ja) 1996-11-12
AU6909094A (en) 1994-12-20
RU2154342C2 (ru) 2000-08-10
JP2006050672A (ja) 2006-02-16

Similar Documents

Publication Publication Date Title
DK0701752T3 (da) En fremgangsmåde og et apparat til bestemmelse af signalbrugbarhed
MY125280A (en) Systems and methods for selecting an appropriate detection technique in a radiocommunication system
MY122126A (en) Receiver apparatus, and associated method, for receving a receive signal transmitted upon a channel susceptible to interference
MY110980A (en) A method and apparatus for mitigating distortion effects in the determination of signal usability
FI944736A0 (fi) Signaalin ilmaisumenetelmä TDMA-matkaviestinjärjesSignaalin ilmaisumenetelmä TDMA-matkaviestinjärjestelmän vastaanottimessa sekä menetelmän toteuttavatelmän vastaanottimessa sekä menetelmän toteuttava vastaanotin vastaanotin
TW363310B (en) CDMA communication system and method using the same
ATE36923T1 (de) Nachrichtenverbindung ueber verrauschte leitungen.
DK0529421T3 (da) Fremgangsmåde og indretning til synkronisering af en modtager i et flerkanaloverføringssystem til systemets sender
MX9704092A (es) Aparato y metodo para comunicacion de datos en serie usando microcomputadora general.
GB2313193B (en) Method and apparatus for distance measurement
CA2207965A1 (en) Radio loop-back test method having improved reliability and a system using the test method
KR920702136A (ko) 고속 수신 신호 세기 표시방법
MY121742A (en) A cellular positioning system that compensates for received signal delays in positioning radio receivers
EP0258702A3 (en) Method and apparatus for linear feedback sequence detection with error correction
ATE406745T1 (de) Übertragungsverfahren und funksystem zum schliessen der modulationsart
WO1997013378A3 (en) Apparatus and method for determining and using channel state information
NZ501101A (en) Modulation detection method and apparatus
ATE446614T1 (de) Empfangsschaltung zum empfang von nachrichtensignalen
AU6446100A (en) Method for selecting modulation detector in receiver, and receiver
KR970704308A (ko) 개선된 음을 갖는 전송 시스템
DE50014260D1 (de) Verfahren und Vorrichtung zur Anpassung der Laufzeitdifferenz von Video- und Audiosignal in einem Fernsehgerät
WO2004057360A3 (en) Position location using digital audio broadcast signals
WO1998001957A3 (en) Transmission system and receiver with improved detection, and improved detection method
DE50100374D1 (de) Auswahl der autokorrelationsfunktion der Störanteile in dem empfangenen Nachrichtensignal
DE50014174D1 (de) Verfahren und Vorrichtung zum Bestimmen eines Auftrittszeitpunkts eines codierten Signals