GB1322693A - Frequency division multiplex singleside band modulation systems - Google Patents

Frequency division multiplex singleside band modulation systems

Info

Publication number
GB1322693A
GB1322693A GB1878071*[A GB1878071A GB1322693A GB 1322693 A GB1322693 A GB 1322693A GB 1878071 A GB1878071 A GB 1878071A GB 1322693 A GB1322693 A GB 1322693A
Authority
GB
United Kingdom
Prior art keywords
signals
frequency
division multiplex
digital
multiplex
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.)
Expired
Application number
GB1878071*[A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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 Western Electric Co Inc filed Critical Western Electric Co Inc
Publication of GB1322693A publication Critical patent/GB1322693A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/04—Frequency-transposition arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/04—Frequency-transposition arrangements
    • H04J1/05—Frequency-transposition arrangements using digital techniques

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplitude Modulation (AREA)
  • Analogue/Digital Conversion (AREA)
  • Time-Division Multiplex Systems (AREA)
GB1878071*[A 1970-06-08 1971-06-03 Frequency division multiplex singleside band modulation systems Expired GB1322693A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US4403070A 1970-06-08 1970-06-08

Publications (1)

Publication Number Publication Date
GB1322693A true GB1322693A (en) 1973-07-11

Family

ID=21930152

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1878071*[A Expired GB1322693A (en) 1970-06-08 1971-06-03 Frequency division multiplex singleside band modulation systems

Country Status (7)

Country Link
US (1) US3676598A (cg-RX-API-DMAC7.html)
BE (1) BE768117A (cg-RX-API-DMAC7.html)
CA (1) CA942896A (cg-RX-API-DMAC7.html)
DE (1) DE2128155A1 (cg-RX-API-DMAC7.html)
FR (1) FR2096020A5 (cg-RX-API-DMAC7.html)
GB (1) GB1322693A (cg-RX-API-DMAC7.html)
SE (1) SE369652B (cg-RX-API-DMAC7.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2126457A (en) * 1982-06-23 1984-03-21 Telettra Lab Telefon Method and equipment for single side band multiplexing through digital processing

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2188920A5 (cg-RX-API-DMAC7.html) * 1972-06-15 1974-01-18 Trt Telecom Radio Electr
FR2191826A5 (cg-RX-API-DMAC7.html) * 1972-07-03 1974-02-01 Cit Alcatel
FR2210061B1 (cg-RX-API-DMAC7.html) * 1972-12-07 1977-04-08 Cit Alcatel
FR2255761B2 (cg-RX-API-DMAC7.html) * 1973-02-27 1977-09-23 Cit Alcatel
US3819864A (en) * 1973-03-30 1974-06-25 Texas Instruments Inc Digital dc offset removal method for data systems
US3971922A (en) * 1974-11-29 1976-07-27 Telecommunications Radioelectriques Et Telephoniques T.R.T. Circuit arrangement for digitally processing a given number of channel signals
FR2315809A1 (fr) * 1975-06-24 1977-01-21 Trt Telecom Radio Electr Systeme de transmission des signaux auxiliaires d'un groupe de voies telephoniques d'un multiplex a repartition en frequence
NL180369C (nl) * 1977-04-04 1987-02-02 Philips Nv Inrichting voor het omzetten van discrete signalen in een discreet enkelzijband frequentie-multiplex-signaal en omgekeerd.
IT1132026B (it) * 1980-07-30 1986-06-25 Telettra Lab Telefon Apparato per multiplazione in frequenza a banda laterale unica e a mezzo di elaborazione numerica
US4578790A (en) * 1982-06-23 1986-03-25 Telettra-Telefonia Elettronica E Radio S.P.A. Corso Buenos Aires System and equipment for single side band multiplexing through digital processing
EP0195573B1 (en) * 1985-03-15 1990-10-24 THORN EMI Patents Limited Spread-spectrum signal generator
JPS6259432A (ja) * 1985-09-10 1987-03-16 Nec Corp Ｆｄｍ／ｔｄｍ相互変換方式
US4855894A (en) * 1987-05-25 1989-08-08 Kabushiki Kaisha Kenwood Frequency converting apparatus
DE4008201A1 (de) * 1990-03-15 1991-09-26 Ant Nachrichtentech Verfahren zur aufbereitung von mehreren fernsehsignalen fuer uebertragungszwecke sowie anwendung
DE4107373A1 (de) * 1991-03-08 1992-09-10 Thomson Brandt Gmbh Verfahren und vorrichtung zur abschwaechung von stoersignalen
RU2164727C2 (ru) * 1999-02-23 2001-03-27 Государственное унитарное предприятие Воронежский научно-исследовательский институт связи Линия радиосвязи с многопараметрической модуляцией
DE102018206434A1 (de) * 2018-04-25 2019-10-31 Aktiebolaget Skf Signalverarbeitungsverfahren und -vorrichtung
US10715073B1 (en) * 2018-09-28 2020-07-14 United States Of America As Represented By The Administrator Of Nasa Robot electronics unit (REU) motor controller board (MCB)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2126457A (en) * 1982-06-23 1984-03-21 Telettra Lab Telefon Method and equipment for single side band multiplexing through digital processing

Also Published As

Publication number Publication date
BE768117A (fr) 1971-11-03
DE2128155A1 (de) 1971-12-16
US3676598A (en) 1972-07-11
SE369652B (cg-RX-API-DMAC7.html) 1974-09-09
CA942896A (en) 1974-02-26
FR2096020A5 (cg-RX-API-DMAC7.html) 1972-02-11

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee