GB8526498D0 - Measuring frequency response of transmission system - Google Patents
Measuring frequency response of transmission systemInfo
- Publication number
- GB8526498D0 GB8526498D0 GB858526498A GB8526498A GB8526498D0 GB 8526498 D0 GB8526498 D0 GB 8526498D0 GB 858526498 A GB858526498 A GB 858526498A GB 8526498 A GB8526498 A GB 8526498A GB 8526498 D0 GB8526498 D0 GB 8526498D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- transmission system
- frequency response
- measuring frequency
- measuring
- response
- 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
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
- G11B20/1816—Testing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/28—Measuring attenuation, gain, phase shift or derived characteristics of electric four pole networks, i.e. two-port networks; Measuring transient response
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Measurement Of Resistance Or Impedance (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Dc Digital Transmission (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19843439918 DE3439918C2 (en) | 1984-11-02 | 1984-11-02 | Method for measuring the frequency response of a digital transmission system |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8526498D0 true GB8526498D0 (en) | 1985-12-04 |
GB2166556A GB2166556A (en) | 1986-05-08 |
GB2166556B GB2166556B (en) | 1988-12-29 |
Family
ID=6249224
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB08526498A Expired GB2166556B (en) | 1984-11-02 | 1985-10-28 | Method for measuring the frequency response of a transmission system for digital signals |
Country Status (3)
Country | Link |
---|---|
JP (1) | JPS61112972A (en) |
DE (1) | DE3439918C2 (en) |
GB (1) | GB2166556B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3530142A1 (en) * | 1985-08-23 | 1987-02-26 | Bosch Gmbh Robert | METHOD FOR OPTIMIZING A MAGNETIC TAPE DEVICE FOR STORING DIGITALLY CODED COLOR VIDEO SIGNALS |
JPH0614203B2 (en) * | 1986-06-04 | 1994-02-23 | シャープ株式会社 | Counter reset mechanism |
DE19654740C2 (en) * | 1996-12-30 | 1999-05-06 | Holger Mueller | Measuring method for four-pole analysis with high bandwidth |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2646545A (en) * | 1951-06-26 | 1953-07-21 | Rca Corp | Amplitude linearity measurement |
GB1123193A (en) * | 1965-07-14 | 1968-08-14 | Mullard Ltd | Improvements in or relating to the measurement and testing of electrical circuits |
FR2134092B1 (en) * | 1971-04-19 | 1974-04-05 | Lannionnais Electronique | |
US3988667A (en) * | 1975-03-06 | 1976-10-26 | Hewlett-Packard Company | Noise source for transfer function testing |
DE2602601C3 (en) * | 1976-01-24 | 1979-03-29 | Deutsche Welle Gemeinnuetzige Anstalt Des Oeffentlichen Rechts, 5000 Koeln | Procedure for the operational checking of the frequency response and level of magnetic sound devices |
FR2341996A1 (en) * | 1976-02-19 | 1977-09-16 | Caurant Hubert | Transmission quantity measurement of system input - using signal lines, generator and level meter for transmission of analogue signals via digital channels |
DE2724991B2 (en) * | 1977-06-02 | 1979-08-09 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Measurement method and circuit arrangement for determining the attenuation distortion and the group delay distortion of a DUT |
DE2849174A1 (en) * | 1978-11-13 | 1980-05-14 | Siemens Ag | METHOD AND CIRCUIT FOR DAMPING MEASUREMENT, ESPECIALLY FOR DETERMINING THE DAMPING AND / OR GROUP DISTANCE DISTORTION OF A MEASURED OBJECT |
DE2849119A1 (en) * | 1978-11-13 | 1980-05-14 | Siemens Ag | METHOD AND CIRCUIT FOR DAMPING MEASUREMENT, ESPECIALLY FOR DETERMINING THE DAMPING AND / OR GROUP DISTANCE DISTORTION OF A MEASURED OBJECT |
DE2852805A1 (en) * | 1978-12-06 | 1980-06-12 | Siemens Ag | METHOD AND CIRCUIT FOR MEASURING THE TRANSMISSION PROPERTIES OF A MEASURED OBJECT |
DE3024346A1 (en) * | 1980-06-27 | 1982-01-28 | Siemens AG, 1000 Berlin und 8000 München | METHOD FOR MEASURING DAMPING DISTORTION AND / OR GROUP DURATION DISTORTION |
IT8168493A0 (en) * | 1981-11-18 | 1981-11-18 | Cselt Centro Studi Lab Telecom | INSTRUMENT FOR MEASUREMENT OF THE GLOBAL INEQUALITY OF AMPLITUDE AND PHASE BETWEEN FAR EXTREMES OF A TRANSMISSION CHANNEL |
-
1984
- 1984-11-02 DE DE19843439918 patent/DE3439918C2/en not_active Expired - Fee Related
-
1985
- 1985-10-28 GB GB08526498A patent/GB2166556B/en not_active Expired
- 1985-10-31 JP JP24305685A patent/JPS61112972A/en active Pending
Also Published As
Publication number | Publication date |
---|---|
GB2166556A (en) | 1986-05-08 |
GB2166556B (en) | 1988-12-29 |
DE3439918A1 (en) | 1986-05-07 |
DE3439918C2 (en) | 1995-01-05 |
JPS61112972A (en) | 1986-05-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19941028 |