AU459959B2 - Improvements in or relating to methods of testing the transmission quality ofa telecommunications transmission system - Google Patents
Improvements in or relating to methods of testing the transmission quality ofa telecommunications transmission systemInfo
- Publication number
- AU459959B2 AU459959B2 AU62807/73A AU6280773A AU459959B2 AU 459959 B2 AU459959 B2 AU 459959B2 AU 62807/73 A AU62807/73 A AU 62807/73A AU 6280773 A AU6280773 A AU 6280773A AU 459959 B2 AU459959 B2 AU 459959B2
- Authority
- AU
- Australia
- Prior art keywords
- relating
- testing
- methods
- telecommunications
- transmission system
- 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
Links
- 230000005540 biological transmission Effects 0.000 title 2
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J1/00—Frequency-division multiplex systems
- H04J1/02—Details
- H04J1/16—Monitoring arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/46—Monitoring; Testing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/14—Monitoring arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
- Maintenance And Management Of Digital Transmission (AREA)
- Time-Division Multiplex Systems (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1777272A CH549909A (en) | 1972-12-06 | 1972-12-06 | METHOD FOR MEASURING AND / OR MONITORING THE TRANSMISSION QUALITY OF A MESSAGE TRANSMISSION SYSTEM. |
CHCH17772/7 | 1972-12-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
AU459959B2 true AU459959B2 (en) | 1975-04-10 |
AU6280773A AU6280773A (en) | 1975-04-10 |
Family
ID=4427995
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU62807/73A Expired AU459959B2 (en) | 1972-12-06 | 1973-11-22 | Improvements in or relating to methods of testing the transmission quality ofa telecommunications transmission system |
Country Status (14)
Country | Link |
---|---|
JP (1) | JPS4989410A (en) |
AT (1) | AT346970B (en) |
AU (1) | AU459959B2 (en) |
BE (1) | BE808303A (en) |
CH (1) | CH549909A (en) |
DE (1) | DE2339981C3 (en) |
FI (1) | FI58241C (en) |
FR (1) | FR2210060B1 (en) |
GB (1) | GB1455712A (en) |
IL (1) | IL43753A (en) |
IT (1) | IT1012536B (en) |
NL (1) | NL159249B (en) |
NO (1) | NO137711C (en) |
SE (1) | SE388095B (en) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1209192B (en) * | 1980-02-18 | 1989-07-16 | Sits Soc It Telecom Siemens | MEASUREMENT SYSTEM FOR MULTIPLE PAM ELEMENTS OF AN ELECTRONIC SWITCHING UNIT FOR TELECOMMUNICATIONS. |
US4797735A (en) * | 1985-07-04 | 1989-01-10 | Matsushita Electric Industrial Co., Ltd. | Distortion surveillance apparatus for television signal transmission system |
JPH0612898B2 (en) * | 1987-03-24 | 1994-02-16 | 三菱電機株式会社 | Telemetry method of transmission quality |
JPH0611136B2 (en) * | 1987-03-24 | 1994-02-09 | 三菱電機株式会社 | Telemetry method of transmission quality |
US5663968A (en) * | 1992-06-30 | 1997-09-02 | H. Heuer Instruments Pty Ltd. | Margin test method and apparatus for intergrated services digital networks |
AU669538B2 (en) * | 1992-06-30 | 1996-06-13 | H. Heuer Instruments Pty Ltd | Margin test apparatus for integrated services digital networks |
CH686752A8 (en) * | 1993-09-22 | 1996-08-15 | Ascom Tech Ag Berner Technopark | Method for assessing the transmission quality of a voice transmission link |
CA2148340C (en) * | 1995-05-01 | 2004-12-07 | Gianni Di Pietro | Method and apparatus for automatically and reproducibly rating the transmission quality of a speech transmission system |
US7375602B2 (en) | 2000-03-07 | 2008-05-20 | Board Of Regents, The University Of Texas System | Methods for propagating a non sinusoidal signal without distortion in dispersive lossy media |
US6847267B2 (en) * | 2000-03-07 | 2005-01-25 | Board Of Regents, The University Of Texas System | Methods for transmitting a waveform having a controllable attenuation and propagation velocity |
US6441695B1 (en) * | 2000-03-07 | 2002-08-27 | Board Of Regents, The University Of Texas System | Methods for transmitting a waveform having a controllable attenuation and propagation velocity |
US8867657B1 (en) | 2014-02-17 | 2014-10-21 | Board Of Regents, The University Of Texas System | Communication using analog pulses having exponentially-shaped leading edges |
-
1972
- 1972-12-06 CH CH1777272A patent/CH549909A/en not_active IP Right Cessation
-
1973
- 1973-06-28 FI FI2079/73A patent/FI58241C/en active
- 1973-08-07 DE DE2339981A patent/DE2339981C3/en not_active Expired
- 1973-11-09 AT AT946973A patent/AT346970B/en not_active IP Right Cessation
- 1973-11-12 GB GB5235373A patent/GB1455712A/en not_active Expired
- 1973-11-22 AU AU62807/73A patent/AU459959B2/en not_active Expired
- 1973-11-29 JP JP48133980A patent/JPS4989410A/ja active Pending
- 1973-12-03 NO NO734605A patent/NO137711C/en unknown
- 1973-12-03 FR FR7342967A patent/FR2210060B1/fr not_active Expired
- 1973-12-04 IL IL43753A patent/IL43753A/en unknown
- 1973-12-05 SE SE7316418A patent/SE388095B/en unknown
- 1973-12-05 NL NL7316674.A patent/NL159249B/en unknown
- 1973-12-06 BE BE138586A patent/BE808303A/en unknown
- 1973-12-27 IT IT32136/73A patent/IT1012536B/en active
Also Published As
Publication number | Publication date |
---|---|
CH549909A (en) | 1974-05-31 |
FI58241B (en) | 1980-08-29 |
IL43753A (en) | 1976-05-31 |
IL43753A0 (en) | 1974-03-14 |
ATA946973A (en) | 1978-04-15 |
SE388095B (en) | 1976-09-20 |
DE2339981C3 (en) | 1980-05-14 |
FR2210060A1 (en) | 1974-07-05 |
GB1455712A (en) | 1976-11-17 |
AT346970B (en) | 1978-12-11 |
BE808303A (en) | 1974-06-06 |
DE2339981B2 (en) | 1979-08-16 |
NO137711B (en) | 1977-12-27 |
FR2210060B1 (en) | 1978-02-10 |
AU6280773A (en) | 1975-04-10 |
NO137711C (en) | 1978-04-12 |
NL159249B (en) | 1979-01-15 |
FI58241C (en) | 1980-12-10 |
IT1012536B (en) | 1977-03-10 |
JPS4989410A (en) | 1974-08-27 |
NL7316674A (en) | 1974-06-10 |
DE2339981A1 (en) | 1974-07-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
AU475429B2 (en) | Improvements in or relating to optical strands | |
AU469185B2 (en) | Improvements in or relating to automatic equalizers | |
AU509594B2 (en) | Well testing method | |
CA958343A (en) | Artificial kidney apparatus | |
AU471903B2 (en) | Improvements in or relating to transmission channel equalization | |
AU471293B2 (en) | Improvements in or relating to networks | |
AU459959B2 (en) | Improvements in or relating to methods of testing the transmission quality ofa telecommunications transmission system | |
CA946065A (en) | Voice transmission system | |
CA970588A (en) | Optical internal quality analyzer | |
CA972268A (en) | Test method | |
AU473751B2 (en) | Improvements in or relating to seed-sowing apparatus | |
AU467942B2 (en) | Improvements in or relating to transmission networks | |
CA923275A (en) | Method of making carbon fibers | |
CA928928A (en) | Opening method for rigid fibers | |
AU459541B2 (en) | Improvements in or relating to test equipments | |
AU5497073A (en) | Improvements relating to data transmission equipment | |
CA900294A (en) | Neoprene-glass fiber structures and method for preparation | |
AU478208B2 (en) | Improvements in or relating to cables | |
CA897282A (en) | Signal transmission method | |
CA915583A (en) | Signal transmission method | |
CA899243A (en) | Tone elimination system | |
CA906250A (en) | Hydrostatic testing apparatus | |
AU437941B2 (en) | Engine testing apparatus | |
CA900061A (en) | Telecommunications apparatus | |
CA827204A (en) | Rubber/fiber compositions and process for preparing same |