JPH06506057A - 電気導線の伝送特性を求めるための方法 - Google Patents
電気導線の伝送特性を求めるための方法Info
- Publication number
- JPH06506057A JPH06506057A JP4506480A JP50648092A JPH06506057A JP H06506057 A JPH06506057 A JP H06506057A JP 4506480 A JP4506480 A JP 4506480A JP 50648092 A JP50648092 A JP 50648092A JP H06506057 A JPH06506057 A JP H06506057A
- Authority
- JP
- Japan
- Prior art keywords
- signal
- probe
- random number
- probe signal
- number sequence
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims description 27
- 239000004020 conductor Substances 0.000 title claims description 21
- 230000005540 biological transmission Effects 0.000 title claims description 11
- 239000000523 sample Substances 0.000 claims description 28
- 238000001228 spectrum Methods 0.000 claims description 16
- 230000003595 spectral effect Effects 0.000 claims description 7
- 238000004891 communication Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 230000001934 delay Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
- H04Q11/0428—Integrated services digital network, i.e. systems for transmission of different types of digitised signals, e.g. speech, data, telecentral, television signals
- H04Q11/0435—Details
- H04Q11/045—Selection or connection testing arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/46—Monitoring; Testing
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Measurement Of Resistance Or Impedance (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
- Dc Digital Transmission (AREA)
- Filamentary Materials, Packages, And Safety Devices Therefor (AREA)
- Communication Cables (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Abstract
Description
Claims (6)
- 1.ISDNシステムにおける電気導線(2)の伝送特性(H(jf))を求め るための方法であって、 a)導線が一端においてプローブ信号を与えられ、b)導線の他端においてプロ ーブ信号に基づいて生ずる受信信号が評価される方法において、 c)プローブ信号として波高率1を有する2値の双極性のランダム数列信号が使 用され、 d)受信信号がプローブ信号の周期に相当する時間間隔の間にサンプリングされ 、またスペクトル信号の取得のもとにフーリエ変換を受け、e)スペクトル信号 (G(jf))が、導線の伝送特性に対する尺度を表す出力信号の取得のもとに 参照スペクトルと複素乗算され、その際に参照スペクトルはタイムインバースな プローブ信号から得られていることを特徴とする電気導線の伝送特性を求めるた めの方法。
- 2.f)単独のランダム数列信号(m(t))がプローブ信号として使用される ことを特徴とする請求の範囲1記載の方法。
- 3.g)周期的に繰り返されるランダム数列信号(m(t))がプローブ信号と して使用されることを特徴とする請求の範囲1記載の方法。
- 4.h)周期的に繰り返されるランダム数列信号(m(t))が2n−m−シー ケンスであることを特徴とする請求の範囲3記載の方法。
- 5.j)2nビットから偏差する長さを有するランダム数列信号(m(t))の 際に、すぐ次に位置する2nに相当する長さへの変更が行われることを特徴とす る請求の範囲3または4記載の方法。
- 6.k)乗算により周波数範囲内で複素フィルタ関数により記述可能であるプロ ーブ信号(m(t))の非理想性ならびにプローブ信号(m(t))の発生の際 およびフーリエ変換の際に生ずる非理想性が参照スペクトル(M1(jf)の発 生の際に補償の意味で顧慮されることを特徴とする請求の範囲1ないし5の1つ に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4110439 | 1991-03-27 | ||
DE4110439.0 | 1991-03-27 | ||
PCT/DE1992/000239 WO1992017949A1 (de) | 1991-03-27 | 1992-03-19 | Verfahren zum ermitteln der übertragungseigenschaften einer elektrischen leitung |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH06506057A true JPH06506057A (ja) | 1994-07-07 |
JP3035790B2 JP3035790B2 (ja) | 2000-04-24 |
Family
ID=6428529
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP04506480A Expired - Lifetime JP3035790B2 (ja) | 1991-03-27 | 1992-03-19 | 電気導線の伝送特性を求めるための方法 |
Country Status (12)
Country | Link |
---|---|
US (1) | US6064212A (ja) |
EP (1) | EP0577653B1 (ja) |
JP (1) | JP3035790B2 (ja) |
AT (1) | ATE118135T1 (ja) |
AU (1) | AU657741B2 (ja) |
CA (1) | CA2106973A1 (ja) |
DE (2) | DE59201344D1 (ja) |
DK (1) | DK0577653T3 (ja) |
ES (1) | ES2068031T3 (ja) |
GR (1) | GR3015356T3 (ja) |
NO (1) | NO933426L (ja) |
WO (1) | WO1992017949A1 (ja) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4121478A1 (de) * | 1991-06-26 | 1993-01-14 | Siemens Ag | Verfahren zum bestimmen des ursprungsortes von bitfehlern |
DE4206454C1 (ja) * | 1992-02-26 | 1993-04-29 | Siemens Ag, 8000 Muenchen, De | |
DE19846870C1 (de) * | 1998-10-12 | 2001-01-25 | Peter Peyerl | Verfahren zur Bestimmung der Impulsantwort eines breitbandigen linearen Systems und Meßanordnung zur Durchführung des Verfahrens |
DE19962216A1 (de) * | 1999-12-22 | 2001-07-05 | Siemens Ag | Verfahren und Vorrichtung zur Prüfung und Instandhaltung einer Vermittlungsstelle mittels Telekommunikationsendgerät |
DE10221444A1 (de) * | 2002-05-13 | 2003-12-04 | Gds Gmbh Ges Fuer Digitale Sig | Verfahren und Vorrichtung zur Ortung von Fehlern in Kabeln und Leitungen |
US7711878B2 (en) * | 2004-05-21 | 2010-05-04 | Intel Corporation | Method and apparatus for acknowledgement-based handshake mechanism for interactively training links |
US20050270037A1 (en) * | 2004-06-07 | 2005-12-08 | Haynes Leonard S | Method and system for non-destructive evaluation of conducting structures |
US8000916B2 (en) | 2008-08-05 | 2011-08-16 | International Business Machines Corporation | System and method for evaluating high frequency time domain in embedded device probing |
RU2635840C2 (ru) * | 2016-05-05 | 2017-11-16 | Федеральное государственное унитарное предприятие "Центральный научно-исследовательский институт связи" ФГУП ЦНИИС | Способ измерения частотных характеристик параметров передачи протяженных электрических цепей в режиме холостого хода и короткого замыкания |
DE102017223760B3 (de) | 2017-12-22 | 2019-06-19 | Leica Microsystems Cms Gmbh | Verfahren und Signalgenerator zum Erzeugen eines Ansteuersignals für ein akustooptisches Element sowie Anordnung sowie Mikroskop |
CN117871999B (zh) * | 2023-12-27 | 2024-07-26 | 深圳市正安有机硅材料有限公司 | 硅橡胶电缆的老化检测方法、装置、电子设备及介质 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1160271A (en) * | 1965-07-28 | 1969-08-06 | Sperry Rand Ltd | Testing the Response of Servo Systems |
US3718813A (en) * | 1972-01-19 | 1973-02-27 | O Williams | Technique for correlation method of determining system impulse response |
US3988667A (en) * | 1975-03-06 | 1976-10-26 | Hewlett-Packard Company | Noise source for transfer function testing |
US4023098A (en) * | 1975-08-27 | 1977-05-10 | Hewlett-Packard Company | Noise burst source for transfer function testing |
US4067060A (en) * | 1976-07-06 | 1978-01-03 | Canadian Patents And Development Limited | Transfer function measurement |
DE2849119A1 (de) * | 1978-11-13 | 1980-05-14 | Siemens Ag | Verfahren und schaltungsanordnung zur daempfungsmessung, insbesondere zur ermittlung der daempfungs- und/oder gruppenlaufzeitverzerrung eines messobjektes |
DE3024346A1 (de) * | 1980-06-27 | 1982-01-28 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zur messung der daempfungsverzerrung und/oder der gruppenlaufzeitverzerrung |
US4813001A (en) * | 1987-05-29 | 1989-03-14 | Schlumberger Systems, Inc. | AC calibration method and device by determining transfer characteristics |
-
1992
- 1992-03-19 WO PCT/DE1992/000239 patent/WO1992017949A1/de active IP Right Grant
- 1992-03-19 ES ES92906943T patent/ES2068031T3/es not_active Expired - Lifetime
- 1992-03-19 DK DK92906943.3T patent/DK0577653T3/da active
- 1992-03-19 JP JP04506480A patent/JP3035790B2/ja not_active Expired - Lifetime
- 1992-03-19 AT AT92906943T patent/ATE118135T1/de not_active IP Right Cessation
- 1992-03-19 US US08/122,444 patent/US6064212A/en not_active Expired - Lifetime
- 1992-03-19 DE DE59201344T patent/DE59201344D1/de not_active Expired - Fee Related
- 1992-03-19 EP EP92906943A patent/EP0577653B1/de not_active Expired - Lifetime
- 1992-03-19 CA CA002106973A patent/CA2106973A1/en not_active Abandoned
- 1992-03-19 AU AU14254/92A patent/AU657741B2/en not_active Ceased
- 1992-03-23 DE DE4209761A patent/DE4209761A1/de not_active Withdrawn
-
1993
- 1993-09-24 NO NO93933426A patent/NO933426L/no unknown
-
1995
- 1995-03-10 GR GR950400514T patent/GR3015356T3/el unknown
Also Published As
Publication number | Publication date |
---|---|
ATE118135T1 (de) | 1995-02-15 |
GR3015356T3 (en) | 1995-06-30 |
DE59201344D1 (de) | 1995-03-16 |
ES2068031T3 (es) | 1995-04-01 |
AU1425492A (en) | 1992-11-02 |
JP3035790B2 (ja) | 2000-04-24 |
WO1992017949A1 (de) | 1992-10-15 |
DE4209761A1 (de) | 1992-10-01 |
NO933426D0 (no) | 1993-09-24 |
EP0577653A1 (de) | 1994-01-12 |
CA2106973A1 (en) | 1992-09-28 |
DK0577653T3 (da) | 1995-07-03 |
NO933426L (no) | 1993-09-24 |
AU657741B2 (en) | 1995-03-23 |
US6064212A (en) | 2000-05-16 |
EP0577653B1 (de) | 1995-02-01 |
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