GB2255881B - Remote basestation diagnostic subsystem loopback facility - Google Patents

Remote basestation diagnostic subsystem loopback facility

Info

Publication number
GB2255881B
GB2255881B GB9207811A GB9207811A GB2255881B GB 2255881 B GB2255881 B GB 2255881B GB 9207811 A GB9207811 A GB 9207811A GB 9207811 A GB9207811 A GB 9207811A GB 2255881 B GB2255881 B GB 2255881B
Authority
GB
United Kingdom
Prior art keywords
diagnostic subsystem
remote basestation
loopback
facility
loopback facility
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
GB9207811A
Other versions
GB9207811D0 (en
GB2255881A (en
Inventor
Michael Dumbrill
Ian Bendle
Moi Yeong
Richard George
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Motorola Solutions UK Ltd
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 GB9207811D0 publication Critical patent/GB9207811D0/en
Publication of GB2255881A publication Critical patent/GB2255881A/en
Application granted granted Critical
Publication of GB2255881B publication Critical patent/GB2255881B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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)
GB9207811A 1991-05-11 1992-04-09 Remote basestation diagnostic subsystem loopback facility Expired - Fee Related GB2255881B (en)

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
GB9207811D0 GB9207811D0 (en) 1992-05-27
GB2255881A GB2255881A (en) 1992-11-18
GB2255881B true GB2255881B (en) 1995-07-05

Family

ID=10694862

Family Applications (2)

Application Number Title Priority Date Filing Date
GB9110258A Expired - Fee Related GB2256776B (en) 1991-05-11 1991-05-11 Maintenance terminal unit loopback facility
GB9207811A Expired - Fee Related GB2255881B (en) 1991-05-11 1992-04-09 Remote basestation diagnostic subsystem loopback facility

Family Applications Before (1)

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

Country Status (4)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1083680C (en) * 1993-12-07 2002-04-24 艾利森电话股份有限公司 A method and apparatus for testing a base station in a time division multiple access radio communications system

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4205239A1 (en) * 1992-02-21 1993-08-26 Sel Alcatel Ag MOBILE TEST DEVICE FOR A MOBILE RADIO SYSTEM
FI940705A (en) * 1993-09-14 1995-03-15 Nokia Telecommunications Oy A method for monitoring base station radio channels
FI97660C (en) * 1994-07-20 1997-01-27 Nokia Telecommunications Oy A method for measuring noise levels in the vicinity of a base station in a radio system, as well as a cellular radio system
EP0696151A3 (en) * 1994-08-05 1999-02-17 Ascom Business Systems Ag Arrangement for determining a base station site
US5768689A (en) * 1995-04-03 1998-06-16 Telefonaktiebolaget Lm Ericsson Transceiver tester
FI98259C (en) * 1995-06-16 1997-05-12 Nokia Telecommunications Oy Method and apparatus for providing a test loop to monitor the operation of a radio station
KR0169453B1 (en) * 1996-04-19 1999-02-01 김광호 Apparatus and method for cell range decision
FR2767991B1 (en) * 1997-09-04 1999-10-15 Alsthom Cge Alcatel METHOD FOR CALIBRATION OF RECEPTION AND/OR TRANSMISSION CHAINS CONTROLLING A NETWORK OF ACTIVE ANTENNAS, AND CORRESPONDING MOBILE STATION
US6148010A (en) 1998-06-24 2000-11-14 Qualcomm Incorporated Method and apparatus for distributing and consolidating data packets onto multiple network interfaces
WO2000016514A1 (en) * 1998-09-11 2000-03-23 Qualcomm Incorporated Loopback processing method and apparatus
KR100376298B1 (en) 1999-09-13 2003-03-17 가부시끼가이샤 도시바 Radio communication system
US7053763B2 (en) 2002-05-24 2006-05-30 Cingular Wireless Ii, Llc System and method for alarm monitoring
FR2912577B1 (en) * 2007-02-13 2010-09-17 Thales Sa DEVICE AND METHOD FOR DIAGNOSING A RADIO COMMUNICATION MODULE, ESPECIALLY ADAPTED TO FIXED RADIO COMMUNICATION EQUIPMENT INCLUDED IN TELEPHONE SYSTEMS.

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
GB2158326A (en) * 1984-04-26 1985-11-06 Standard Telephones Cables Ltd Testing arrangements of a digital switching systems
US4686668A (en) * 1984-05-08 1987-08-11 Nec Corporation Loopback of a PCM signal with loopback command signal bits placed in each frame of the signal as predetermined ones of overhead bits
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

Family Cites Families (5)

* 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
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
EP0156315B1 (en) * 1984-03-30 1991-06-05 Siemens Aktiengesellschaft Circuit for testing the correct operation of a data transmission system
US4829554A (en) * 1985-01-31 1989-05-09 Harris Corporation Cellular mobile telephone system and method

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
GB2158326A (en) * 1984-04-26 1985-11-06 Standard Telephones Cables Ltd Testing arrangements of a digital switching systems
US4686668A (en) * 1984-05-08 1987-08-11 Nec Corporation Loopback of a PCM signal with loopback command signal bits placed in each frame of the signal as predetermined ones of overhead bits
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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1083680C (en) * 1993-12-07 2002-04-24 艾利森电话股份有限公司 A method and apparatus for testing a base station in a time division multiple access radio communications system

Also Published As

Publication number Publication date
FR2678793A1 (en) 1993-01-08
FR2678793B1 (en) 1995-05-19
FR2700227A1 (en) 1994-07-08
ITRM920344A0 (en) 1992-05-07
IT1254354B (en) 1995-09-14
GB9207811D0 (en) 1992-05-27
ITRM920344A1 (en) 1993-11-07
FR2700227B1 (en) 1996-10-31
DE4215422A1 (en) 1992-11-12
GB2255881A (en) 1992-11-18
GB2256776B (en) 1995-08-23
GB2256776A (en) 1992-12-16
GB9110258D0 (en) 1991-07-03

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20020409