DK110241C - Måleindretning til overvågning af i drift værende afsnit af koaksialledninger til bærefrekvenstelefoni. - Google Patents

Måleindretning til overvågning af i drift værende afsnit af koaksialledninger til bærefrekvenstelefoni.

Info

Publication number
DK110241C
DK110241C DK135961AA DK135961A DK110241C DK 110241 C DK110241 C DK 110241C DK 135961A A DK135961A A DK 135961AA DK 135961 A DK135961 A DK 135961A DK 110241 C DK110241 C DK 110241C
Authority
DK
Denmark
Prior art keywords
measuring device
carrier frequency
coaxial lines
operating sections
monitoring operating
Prior art date
Application number
DK135961AA
Other languages
English (en)
Original Assignee
Siemens Ag
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Siemens Ag filed Critical Siemens Ag
Application granted granted Critical
Publication of DK110241C publication Critical patent/DK110241C/da

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/40—Monitoring; Testing of relay systems
    • H04B17/401—Monitoring; Testing of relay systems with selective localization
    • H04B17/402—Monitoring; Testing of relay systems with selective localization using different frequencies
    • H04B17/405—Monitoring; Testing of relay systems with selective localization using different frequencies generated by local multipliers, dividers, modulators

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
DK135961AA 1960-03-31 1961-03-29 Måleindretning til overvågning af i drift værende afsnit af koaksialledninger til bærefrekvenstelefoni. DK110241C (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE317660 1960-03-31

Publications (1)

Publication Number Publication Date
DK110241C true DK110241C (da) 1973-06-04

Family

ID=20261546

Family Applications (1)

Application Number Title Priority Date Filing Date
DK135961AA DK110241C (da) 1960-03-31 1961-03-29 Måleindretning til overvågning af i drift værende afsnit af koaksialledninger til bærefrekvenstelefoni.

Country Status (4)

Country Link
US (1) US3182138A (da)
DE (1) DE1187272B (da)
DK (1) DK110241C (da)
GB (1) GB935519A (da)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070152872A1 (en) * 2005-12-30 2007-07-05 Woodington Walter G Reducing undesirable coupling of signal(s) between two or more signal paths in a radar system
CN101729531B (zh) * 2009-03-16 2016-04-13 中兴通讯股份有限公司 网络安全策略分发方法、装置及系统
US9473256B2 (en) 2014-02-04 2016-10-18 Qualcomm Incorporated Detecting and avoiding intermodulation interference

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2530596A (en) * 1943-01-15 1950-11-21 Hartford Nat Bank & Trust Co Measuring circuits for intermodulation measurements
US2432214A (en) * 1943-09-25 1947-12-09 Rca Corp Electrical wave analyzer
NL169808B (nl) * 1951-05-23 Philips Nv Frequentiekiezer met vrijloopkoppeling.
DE1037518B (de) * 1955-11-30 1958-08-28 Siemens Ag Verfahren zur UEberpruefung von UEbertragungsanlagen, insbesondere zur Fernmessung der Klirrdaempfung von Unterwegsverstaerkern in Traegerfrequenzsystemen
US2929989A (en) * 1957-08-08 1960-03-22 Hurvitz Hyman Intermodulation distortion meter
US2987586A (en) * 1958-09-30 1961-06-06 Bell Telephone Labor Inc Cross-modulation measuring system

Also Published As

Publication number Publication date
DE1187272B (de) 1965-02-18
US3182138A (en) 1965-05-04
GB935519A (en) 1963-08-28

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