SE387500B - Sett att meta overforingskvaliteten hos signaler samt anordning for utforande av settet - Google Patents
Sett att meta overforingskvaliteten hos signaler samt anordning for utforande av settetInfo
- Publication number
- SE387500B SE387500B SE7405638A SE7405638A SE387500B SE 387500 B SE387500 B SE 387500B SE 7405638 A SE7405638 A SE 7405638A SE 7405638 A SE7405638 A SE 7405638A SE 387500 B SE387500 B SE 387500B
- Authority
- SE
- Sweden
- Prior art keywords
- meta
- signals
- performance
- transmission quality
- quality
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector
- H04L1/206—Arrangements for detecting or preventing errors in the information received using signal quality detector for modulated signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
- H04L27/22—Demodulator circuits; Receiver circuits
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Quality & Reliability (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Dc Digital Transmission (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
- Measurement Of Resistance Or Impedance (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19732322548 DE2322548C3 (de) | 1973-05-04 | Verfahren und Anordnung zur Messung der Ubertragungsqualität bei Datenübertragung |
Publications (1)
Publication Number | Publication Date |
---|---|
SE387500B true SE387500B (sv) | 1976-09-06 |
Family
ID=5880019
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7405638A SE387500B (sv) | 1973-05-04 | 1974-04-26 | Sett att meta overforingskvaliteten hos signaler samt anordning for utforande av settet |
Country Status (9)
Country | Link |
---|---|
US (1) | US3924188A (sv) |
JP (1) | JPS5017506A (sv) |
BE (1) | BE814523A (sv) |
CH (1) | CH574192A5 (sv) |
FR (1) | FR2228333B1 (sv) |
GB (1) | GB1431119A (sv) |
IT (1) | IT1010192B (sv) |
NL (1) | NL7405769A (sv) |
SE (1) | SE387500B (sv) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0612898B2 (ja) * | 1987-03-24 | 1994-02-16 | 三菱電機株式会社 | 伝送品質の遠隔測定方法 |
JPH0611136B2 (ja) * | 1987-03-24 | 1994-02-09 | 三菱電機株式会社 | 伝送品質の遠隔測定方法 |
US4871974A (en) * | 1988-12-23 | 1989-10-03 | International Business Machines, Corp. | Coherent phase shift keyed demodulator |
US5432429A (en) * | 1990-10-23 | 1995-07-11 | Benchmarq Microelectronics, Inc. | System for charging/monitoring batteries for a microprocessor based system |
US6377028B1 (en) | 1990-10-23 | 2002-04-23 | Texas Instruments Incorporated | System for charging monitoring batteries for a microprocessor based method |
JPH04312092A (ja) * | 1991-04-11 | 1992-11-04 | Sony Corp | ディジタル伝送テスト信号発生回路 |
US5284719A (en) * | 1992-07-08 | 1994-02-08 | Benchmarq Microelectronics, Inc. | Method and apparatus for monitoring battery capacity |
US5357203A (en) * | 1992-07-08 | 1994-10-18 | Benchmarq Microelectronics, Inc. | Battery monitoring circuit for operating with high battery discharge rates |
US5440221A (en) * | 1992-07-08 | 1995-08-08 | Benchmarg Microelectronics, Inc. | Method and apparatus for monitoring batttery capacity with charge control |
JP2954475B2 (ja) * | 1994-02-18 | 1999-09-27 | リーダー電子株式会社 | デジタル伝送システムを評価するための方法及び装置 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3041540A (en) * | 1959-06-03 | 1962-06-26 | Bell Telephone Labor Inc | Data signal distortion measuring circuit |
US3213196A (en) * | 1962-01-02 | 1965-10-19 | Gen Dynamics Corp | Data bit transmission system with means to adjust line equalizer in response to display on monitoring oscilloscope |
US3506918A (en) * | 1966-12-27 | 1970-04-14 | Xerox Corp | Data channel equalization detector |
US3525040A (en) * | 1967-10-23 | 1970-08-18 | Data Measurements Corp | Statistical voltmeter for analyzing signal amplitude distribution |
US3649916A (en) * | 1970-11-18 | 1972-03-14 | Hughes Aircraft Co | Automatic equalizer for communication channels |
-
1973
- 1973-12-13 GB GB5775573A patent/GB1431119A/en not_active Expired
-
1974
- 1974-04-04 FR FR7411955A patent/FR2228333B1/fr not_active Expired
- 1974-04-26 SE SE7405638A patent/SE387500B/sv unknown
- 1974-04-29 NL NL7405769A patent/NL7405769A/xx not_active Application Discontinuation
- 1974-04-29 IT IT22027/74A patent/IT1010192B/it active
- 1974-05-02 JP JP49049625A patent/JPS5017506A/ja active Pending
- 1974-05-02 CH CH596974A patent/CH574192A5/xx not_active IP Right Cessation
- 1974-05-03 BE BE143895A patent/BE814523A/xx unknown
- 1974-05-06 US US467122A patent/US3924188A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE2322548A1 (de) | 1974-11-21 |
BE814523A (fr) | 1974-11-04 |
JPS5017506A (sv) | 1975-02-24 |
IT1010192B (it) | 1977-01-10 |
FR2228333B1 (sv) | 1978-01-13 |
NL7405769A (sv) | 1974-11-06 |
GB1431119A (en) | 1976-04-07 |
US3924188A (en) | 1975-12-02 |
DE2322548B2 (de) | 1976-05-13 |
FR2228333A1 (sv) | 1974-11-29 |
CH574192A5 (sv) | 1976-03-31 |
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