ITRM920344A1 - SIGNAL RECIRCULATING EQUIPMENT (LOOPBACK) FOR THE DIAGNOSTIC SUBSYSTEM OF A REMOTE BASE RADIO STATION. - Google Patents
SIGNAL RECIRCULATING EQUIPMENT (LOOPBACK) FOR THE DIAGNOSTIC SUBSYSTEM OF A REMOTE BASE RADIO STATION.Info
- Publication number
- ITRM920344A1 ITRM920344A1 IT000344A ITRM920344A ITRM920344A1 IT RM920344 A1 ITRM920344 A1 IT RM920344A1 IT 000344 A IT000344 A IT 000344A IT RM920344 A ITRM920344 A IT RM920344A IT RM920344 A1 ITRM920344 A1 IT RM920344A1
- Authority
- IT
- Italy
- Prior art keywords
- loopback
- radio station
- remote base
- base radio
- diagnostic subsystem
- Prior art date
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
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 ITRM920344A0 (en) | 1992-05-07 |
ITRM920344A1 true ITRM920344A1 (en) | 1993-11-07 |
IT1254354B IT1254354B (en) | 1995-09-14 |
Family
ID=10694862
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ITRM920344A IT1254354B (en) | 1991-05-11 | 1992-05-07 | SIGNAL RECIRCULATING EQUIPMENT (LOOPBACK) FOR THE DIAGNOSTIC SUBSYSTEM OF A REMOTE BASE RADIO STATION. |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE4215422A1 (en) |
FR (2) | FR2678793A1 (en) |
GB (2) | GB2256776B (en) |
IT (1) | IT1254354B (en) |
Families Citing this family (14)
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 |
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 (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 |
AU6036699A (en) * | 1998-09-11 | 2000-04-03 | 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. |
Family Cites Families (9)
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 |
ATE64256T1 (en) * | 1984-03-30 | 1991-06-15 | Siemens Ag | CIRCUIT ARRANGEMENT FOR TESTING THE FUNCTIONALITY OF A DATA TRANSMISSION DEVICE. |
GB2158326B (en) * | 1984-04-26 | 1987-08-26 | Standard Telephones Cables Ltd | Testing arrangements of a digital switching systems |
JPS60235545A (en) * | 1984-05-08 | 1985-11-22 | Nec Corp | Signal reflecting system in pcm transmission system |
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 |
-
1991
- 1991-05-11 GB GB9110258A patent/GB2256776B/en not_active Expired - Fee Related
-
1992
- 1992-04-09 GB GB9207811A patent/GB2255881B/en not_active Expired - Fee Related
- 1992-05-07 IT ITRM920344A patent/IT1254354B/en active
- 1992-05-11 DE DE4215422A patent/DE4215422A1/en not_active Withdrawn
- 1992-05-11 FR FR9205701A patent/FR2678793A1/en active Granted
-
1994
- 1994-01-12 FR FR9400256A patent/FR2700227B1/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB2255881B (en) | 1995-07-05 |
FR2700227B1 (en) | 1996-10-31 |
IT1254354B (en) | 1995-09-14 |
GB9110258D0 (en) | 1991-07-03 |
ITRM920344A0 (en) | 1992-05-07 |
GB9207811D0 (en) | 1992-05-27 |
FR2678793A1 (en) | 1993-01-08 |
FR2700227A1 (en) | 1994-07-08 |
DE4215422A1 (en) | 1992-11-12 |
GB2255881A (en) | 1992-11-18 |
GB2256776A (en) | 1992-12-16 |
FR2678793B1 (en) | 1995-05-19 |
GB2256776B (en) | 1995-08-23 |
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