ITRM920344A0 - Apparecchio di ricircolo (loopback) di segnali per il sottosistema diagnostico di una stazione radio di base remota. - Google Patents

Apparecchio di ricircolo (loopback) di segnali per il sottosistema diagnostico di una stazione radio di base remota.

Info

Publication number
ITRM920344A0
ITRM920344A0 IT92RM344A ITRM920344A ITRM920344A0 IT RM920344 A0 ITRM920344 A0 IT RM920344A0 IT 92RM344 A IT92RM344 A IT 92RM344A IT RM920344 A ITRM920344 A IT RM920344A IT RM920344 A0 ITRM920344 A0 IT RM920344A0
Authority
IT
Italy
Prior art keywords
recirculator
loopback
equipment
base station
signal
Prior art date
Application number
IT92RM344A
Other languages
English (en)
Inventor
Michael Dumbrill
Ian Bendle
Moi Yeong
Richard George
Original Assignee
Motorola Ltd
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 Ltd filed Critical Motorola Ltd
Publication of ITRM920344A0 publication Critical patent/ITRM920344A0/it
Publication of ITRM920344A1 publication Critical patent/ITRM920344A1/it
Application granted granted Critical
Publication of IT1254354B publication Critical patent/IT1254354B/it

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/10—Monitoring; Testing of transmitters
    • H04B17/15—Performance testing
    • H04B17/16—Test equipment located at the transmitter

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
ITRM920344A 1991-05-11 1992-05-07 Apparecchio di ricircolo (loopback) di segnali per il sottosistema diagnostico di una stazione radio di base remota. IT1254354B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9110258A GB2256776B (en) 1991-05-11 1991-05-11 Maintenance terminal unit loopback facility

Publications (3)

Publication Number Publication Date
ITRM920344A0 true ITRM920344A0 (it) 1992-05-07
ITRM920344A1 ITRM920344A1 (it) 1993-11-07
IT1254354B IT1254354B (it) 1995-09-14

Family

ID=10694862

Family Applications (1)

Application Number Title Priority Date Filing Date
ITRM920344A IT1254354B (it) 1991-05-11 1992-05-07 Apparecchio di ricircolo (loopback) di segnali per il sottosistema diagnostico di una stazione radio di base remota.

Country Status (4)

Country Link
DE (1) DE4215422A1 (it)
FR (2) FR2678793A1 (it)
GB (2) GB2256776B (it)
IT (1) IT1254354B (it)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4205239A1 (de) * 1992-02-21 1993-08-26 Sel Alcatel Ag Mobiles testgeraet fuer ein mobilfunk-system
FI940705L (fi) * 1993-09-14 1995-03-15 Nokia Telecommunications Oy Menetelmä tukiaseman radiokanavien valvomiseksi
US5521904A (en) * 1993-12-07 1996-05-28 Telefonaktiebolaget Lm Ericsson Method and apparatus for testing a base station in a time division multiple access radio communications system
FI97660C (fi) * 1994-07-20 1997-01-27 Nokia Telecommunications Oy Menetelmä radiojärjestelmän tukiasemaympäristön häiriötason mittaamiseksi, sekä solukkoradiojärjestelmä
EP0696151A3 (de) * 1994-08-05 1999-02-17 Ascom Business Systems Ag Vorrichtung zum Bestimmen das Montageplatzes einer Basisstation
US5768689A (en) * 1995-04-03 1998-06-16 Telefonaktiebolaget Lm Ericsson Transceiver tester
FI98259C (fi) * 1995-06-16 1997-05-12 Nokia Telecommunications Oy Menetelmä ja laitteisto testisilmukan muodostamiseksi radioaseman toiminnan valvontaan
KR0169453B1 (ko) * 1996-04-19 1999-02-01 김광호 셀 반경 설정장치 및 방법
FR2767991B1 (fr) * 1997-09-04 1999-10-15 Alsthom Cge Alcatel Procede de calibrage de chaines de reception et/ou d'emission pilotant un reseau d'antennes actives, et station mobile correspondante
US6148010A (en) 1998-06-24 2000-11-14 Qualcomm Incorporated Method and apparatus for distributing and consolidating data packets onto multiple network interfaces
AU6036699A (en) * 1998-09-11 2000-04-03 Qualcomm Incorporated Loopback processing method and apparatus
KR100376298B1 (ko) 1999-09-13 2003-03-17 가부시끼가이샤 도시바 무선통신시스템
US7053763B2 (en) 2002-05-24 2006-05-30 Cingular Wireless Ii, Llc System and method for alarm monitoring
FR2912577B1 (fr) * 2007-02-13 2010-09-17 Thales Sa Dispositif et procede de diagnostic d'un module de radiocommunication,notamment adapte aux equipements fixes de radiocommunication compris dans les systemes de tele peage.

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB935752A (en) * 1958-12-13 1963-09-04 Emi Ltd Improvements in or relating to variable time delay apparatus
US3637954A (en) * 1969-05-22 1972-01-25 Bell Telephone Labor Inc Method and apparatus for dynamic testing of echo suppressors in telephone trunk systems
US3736514A (en) * 1971-03-10 1973-05-29 F Lee Signal processing apparatus
GB2093667B (en) * 1981-02-06 1984-09-19 Eventide Clockworks Inc Broadcast delay line
DE3583052D1 (de) * 1984-03-30 1991-07-11 Siemens Ag Schaltungsanordnung zum pruefen der funktionsfaehigkeit einer datenuebertragunseinrichtung.
GB2158326B (en) * 1984-04-26 1987-08-26 Standard Telephones Cables Ltd Testing arrangements of a digital switching systems
JPS60235545A (ja) * 1984-05-08 1985-11-22 Nec Corp Ｐｃｍ伝送システムにおける信号折返し方式
US4829554A (en) * 1985-01-31 1989-05-09 Harris Corporation Cellular mobile telephone system and method
US4860281A (en) * 1988-02-29 1989-08-22 Motorola, Inc. Individual subchannel loopback in the PCM interfaces of a digital telephone exchange with control of the outbound path

Also Published As

Publication number Publication date
GB9207811D0 (en) 1992-05-27
GB9110258D0 (en) 1991-07-03
GB2255881B (en) 1995-07-05
FR2700227A1 (fr) 1994-07-08
GB2256776B (en) 1995-08-23
IT1254354B (it) 1995-09-14
GB2256776A (en) 1992-12-16
DE4215422A1 (de) 1992-11-12
FR2678793B1 (it) 1995-05-19
FR2700227B1 (fr) 1996-10-31
GB2255881A (en) 1992-11-18
ITRM920344A1 (it) 1993-11-07
FR2678793A1 (fr) 1993-01-08

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