NL175961C - Digitale enkelzijbandfrequentie-multiplexinrichting en digitale enkelzijbandfrequentie-demultiplexinrichting. - Google Patents

Digitale enkelzijbandfrequentie-multiplexinrichting en digitale enkelzijbandfrequentie-demultiplexinrichting.

Info

Publication number
NL175961C
NL175961C NLAANVRAGE7308105,A NL7308105A NL175961C NL 175961 C NL175961 C NL 175961C NL 7308105 A NL7308105 A NL 7308105A NL 175961 C NL175961 C NL 175961C
Authority
NL
Netherlands
Prior art keywords
band frequency
digital single
demultiplex
multiplex device
digital
Prior art date
Application number
NLAANVRAGE7308105,A
Other languages
English (en)
Other versions
NL175961B (nl
NL7308105A (nl
Original Assignee
Trt Telecom Radio Electr
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 Trt Telecom Radio Electr filed Critical Trt Telecom Radio Electr
Publication of NL7308105A publication Critical patent/NL7308105A/xx
Publication of NL175961B publication Critical patent/NL175961B/nl
Application granted granted Critical
Publication of NL175961C publication Critical patent/NL175961C/nl

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
    • 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)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Amplitude Modulation (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Television Systems (AREA)
NLAANVRAGE7308105,A 1972-06-15 1973-06-12 Digitale enkelzijbandfrequentie-multiplexinrichting en digitale enkelzijbandfrequentie-demultiplexinrichting. NL175961C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7221646A FR2188920A5 (nl) 1972-06-15 1972-06-15

Publications (3)

Publication Number Publication Date
NL7308105A NL7308105A (nl) 1973-12-18
NL175961B NL175961B (nl) 1984-08-16
NL175961C true NL175961C (nl) 1985-01-16

Family

ID=9100267

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7308105,A NL175961C (nl) 1972-06-15 1973-06-12 Digitale enkelzijbandfrequentie-multiplexinrichting en digitale enkelzijbandfrequentie-demultiplexinrichting.

Country Status (10)

Country Link
US (1) US3891803A (nl)
JP (1) JPS555730B2 (nl)
BE (1) BE800931A (nl)
CA (1) CA987742A (nl)
CH (1) CH576730A5 (nl)
DE (1) DE2329337C2 (nl)
FR (1) FR2188920A5 (nl)
GB (1) GB1418384A (nl)
NL (1) NL175961C (nl)
SE (1) SE394846B (nl)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1487216A (en) * 1973-11-29 1977-09-28 Trt Telecom Radio Electr Digital signal processor
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
FR2326818A1 (fr) * 1975-10-02 1977-04-29 Thomson Csf Systeme de transmission telephonique, multiplexeur et demultiplexeur pour la mise en oeuvre d'un tel systeme
US4107470A (en) * 1976-02-24 1978-08-15 Nippon Electric Co., Ltd. Digital SSB-FDM communication system derived from a complex band-pass digital filter bank and by a filter breakdown process
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.
US4131766A (en) * 1977-07-11 1978-12-26 Granger Associates Digital filter bank
US4199660A (en) * 1977-11-07 1980-04-22 Communications Satellite Corporation FDM/TDM Transmultiplexer
JPS5478009A (en) * 1977-12-02 1979-06-21 Sony Corp Disturbing signal elimination unit
FR2427743A1 (fr) * 1978-05-29 1979-12-28 Trt Telecom Radio Electr Dispositif de surveillance d'un transmultiplexeur
US4237551A (en) * 1978-12-22 1980-12-02 Granger Associates Transmultiplexer
US4300229A (en) * 1979-02-21 1981-11-10 Nippon Electric Co., Ltd. Transmitter and receiver for an othogonally multiplexed QAM signal of a sampling rate N times that of PAM signals, comprising an N/2-point offset fourier transform processor
FR2464601B1 (fr) * 1979-08-29 1986-10-24 Trt Telecom Radio Electr Systeme de radiodiffusion numerique de plusieurs signaux d'information par un reseau d'emetteurs utilisant sensiblement la meme frequence porteuse
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
US4393456A (en) * 1981-03-19 1983-07-12 Bell Telephone Laboratories, Incorporated Digital filter bank
IN158693B (nl) * 1981-12-22 1987-01-03 Westinghouse Brake & Signal
US4785447A (en) * 1987-02-17 1988-11-15 Nec Corporation FDM demultiplexer using oversampled digital filters
US5058107A (en) * 1989-01-05 1991-10-15 Hughes Aircraft Company Efficient digital frequency division multiplexed signal receiver
JP2002544707A (ja) * 1999-05-10 2002-12-24 インフィネオン テクノロジース アクチエンゲゼルシャフト 通信端末機器用の受信機回路および受信機回路における信号処理方法
US7072412B1 (en) 1999-11-09 2006-07-04 Maurice Bellanger Multicarrier digital transmission system using an OQAM transmultiplexer
US6837613B2 (en) * 2001-04-10 2005-01-04 Levtech, Inc. Sterile fluid pumping or mixing system and related method
US7957938B2 (en) * 2002-10-24 2011-06-07 Lecroy Corporation Method and apparatus for a high bandwidth oscilloscope utilizing multiple channel digital bandwidth interleaving
US7711510B2 (en) 2002-10-24 2010-05-04 Lecroy Corporation Method of crossover region phase correction when summing signals in multiple frequency bands
US10659071B2 (en) 2002-10-24 2020-05-19 Teledyne Lecroy, Inc. High bandwidth oscilloscope
JP2006504100A (ja) * 2002-10-24 2006-02-02 レクロイ コーポレーション 高帯域幅リアルタイムオシロスコープ
US7219037B2 (en) * 2002-10-24 2007-05-15 Lecroy Corporation High bandwidth oscilloscope
US7304597B1 (en) * 2006-05-26 2007-12-04 Lecroy Corporation Adaptive interpolation for use in reducing signal spurs
US7535394B2 (en) * 2007-07-10 2009-05-19 Lecroy Corporation High speed arbitrary waveform generator

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3605019A (en) * 1969-01-15 1971-09-14 Ibm Selective fading transformer
US3573380A (en) * 1969-05-15 1971-04-06 Bell Telephone Labor Inc Single-sideband modulation system
US3676598A (en) * 1970-06-08 1972-07-11 Bell Telephone Labor Inc Frequency division multiplex single-sideband modulation system
BE789239A (fr) * 1971-12-27 1973-01-15 Western Electric Co Procede et dispositif pour separer et demoduler simultanement un signalmultiplex

Also Published As

Publication number Publication date
NL175961B (nl) 1984-08-16
CA987742A (en) 1976-04-20
AU5675873A (en) 1974-12-12
DE2329337A1 (de) 1974-01-03
JPS4952512A (nl) 1974-05-22
DE2329337C2 (de) 1982-06-09
SE394846B (sv) 1977-07-11
NL7308105A (nl) 1973-12-18
CH576730A5 (nl) 1976-06-15
JPS555730B2 (nl) 1980-02-08
US3891803A (en) 1975-06-24
GB1418384A (en) 1975-12-17
FR2188920A5 (nl) 1974-01-18
BE800931A (fr) 1973-12-14

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee