SE398696B - Apparat for metning av bruseffektkvoten hos en utvald kanal i en frekvensmultiplexforbindelse - Google Patents

Apparat for metning av bruseffektkvoten hos en utvald kanal i en frekvensmultiplexforbindelse

Info

Publication number
SE398696B
SE398696B SE7316937A SE7316937A SE398696B SE 398696 B SE398696 B SE 398696B SE 7316937 A SE7316937 A SE 7316937A SE 7316937 A SE7316937 A SE 7316937A SE 398696 B SE398696 B SE 398696B
Authority
SE
Sweden
Prior art keywords
saturation
appliance
noise power
selected channel
power rate
Prior art date
Application number
SE7316937A
Other languages
English (en)
Swedish (sv)
Inventor
E R Allen
Original Assignee
Post Office
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 Post Office filed Critical Post Office
Publication of SE398696B publication Critical patent/SE398696B/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/16—Monitoring arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
SE7316937A 1972-12-14 1973-12-14 Apparat for metning av bruseffektkvoten hos en utvald kanal i en frekvensmultiplexforbindelse SE398696B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5763972 1972-12-14

Publications (1)

Publication Number Publication Date
SE398696B true SE398696B (sv) 1978-01-09

Family

ID=10479653

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7316937A SE398696B (sv) 1972-12-14 1973-12-14 Apparat for metning av bruseffektkvoten hos en utvald kanal i en frekvensmultiplexforbindelse

Country Status (9)

Country Link
US (1) US3890470A (cg-RX-API-DMAC7.html)
JP (1) JPS4998284A (cg-RX-API-DMAC7.html)
AU (1) AU6325273A (cg-RX-API-DMAC7.html)
CA (1) CA999989A (cg-RX-API-DMAC7.html)
DE (1) DE2362298A1 (cg-RX-API-DMAC7.html)
FR (1) FR2210868B1 (cg-RX-API-DMAC7.html)
IT (1) IT1009068B (cg-RX-API-DMAC7.html)
NL (1) NL7317070A (cg-RX-API-DMAC7.html)
SE (1) SE398696B (cg-RX-API-DMAC7.html)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1460513A (en) * 1974-05-30 1977-01-06 Poost Office Measurement of noise in a communication channel
SE390783B (sv) * 1975-05-28 1977-01-17 Ericsson Telefon Ab L M Forfarande och anordning for uppmetning i en kabel av den av overhorning fran minst ett storande par till ett stort par orsakade bitfelfrekvensen hos ett for overforing i 3-nivakodad form avsett pcm-system
US4020298A (en) * 1975-09-15 1977-04-26 Hearing Evaluation & Acoustic Research, Inc. Apparatus for testing acoustical attenuation of hearing protectors
FR2560999B1 (fr) * 1984-03-09 1986-10-31 Camborde Jean Marc Analyseur de bruit dans des cables de transmission de signaux numeriques
KR100212020B1 (ko) * 1990-10-24 1999-08-02 제임스 제이. 키넌 전기아크 및 고주파 스펙트럼 검출
US5172064A (en) * 1991-12-02 1992-12-15 The United States Of America As Represented By The Secretary Of Commerce Calibration system for determining the accuracy of phase modulation and amplitude modulation noise measurement apparatus
DE10014395A1 (de) * 2000-03-23 2001-10-04 Siemens Ag Verfahren zur Signal-Stör-Verhältnisermittlung von über eine Funkschnittstelle eines Funk-Kommunikationssystems übertragenen Signalen
RU2429495C2 (ru) * 2008-02-20 2011-09-20 Государственное образовательное учреждение высшего профессионального образования "Поволжская государственная академия телекоммуникаций и информатики" Способ определения интермодуляционных параметров случайной антенны
RU2470465C2 (ru) * 2010-12-20 2012-12-20 Государственное образовательное учреждение высшего профессионального образования "Поволжский государственный университет телекоммуникаций и информатики" (ГОУВПО ПГУТИ) Способ информационной защиты распределенной случайной антенны
CN112461538B (zh) * 2020-11-02 2022-08-30 伯朗特机器人股份有限公司 齿轮噪音评估方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2987586A (en) * 1958-09-30 1961-06-06 Bell Telephone Labor Inc Cross-modulation measuring system
DE2000353C3 (de) * 1969-02-04 1979-11-29 Rai Radiotelevisione Italiana, Rom Verfahren und Vorrichtung zur automatischen Messung des Rauschabstandes
US3774113A (en) * 1970-07-29 1973-11-20 Int Microwave Corp Apparatus and systems for testing and monitoring receiver equipment, including system capability for continuous in-service performance monitoring
US3775689A (en) * 1970-12-18 1973-11-27 Itt Signal-to-noise ratio measuring system for frequency modulated communication systems
NL7105272A (cg-RX-API-DMAC7.html) * 1971-04-20 1972-10-24

Also Published As

Publication number Publication date
IT1009068B (it) 1976-12-10
JPS4998284A (cg-RX-API-DMAC7.html) 1974-09-17
AU6325273A (en) 1975-06-05
CA999989A (en) 1976-11-16
FR2210868A1 (cg-RX-API-DMAC7.html) 1974-07-12
US3890470A (en) 1975-06-17
NL7317070A (cg-RX-API-DMAC7.html) 1974-06-18
DE2362298A1 (de) 1974-07-11
FR2210868B1 (cg-RX-API-DMAC7.html) 1977-08-12

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