NO934739L - Datasymbol-modulator og fremgangsmåte derav - Google Patents

Datasymbol-modulator og fremgangsmåte derav

Info

Publication number
NO934739L
NO934739L NO934739A NO934739A NO934739L NO 934739 L NO934739 L NO 934739L NO 934739 A NO934739 A NO 934739A NO 934739 A NO934739 A NO 934739A NO 934739 L NO934739 L NO 934739L
Authority
NO
Norway
Prior art keywords
symbol
fsk
weight
symbols
decimation
Prior art date
Application number
NO934739A
Other languages
English (en)
Norwegian (no)
Other versions
NO934739D0 (no
Inventor
David M Cooley
Jr John David Kaewell
Original Assignee
Hughes Aircraft Co
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 Hughes Aircraft Co filed Critical Hughes Aircraft Co
Publication of NO934739D0 publication Critical patent/NO934739D0/no
Publication of NO934739L publication Critical patent/NO934739L/no

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/02—Digital function generators
    • G06F1/03—Digital function generators working, at least partly, by table look-up
    • G06F1/0321—Waveform generators, i.e. devices for generating periodical functions of time, e.g. direct digital synthesizers
    • G06F1/0328—Waveform generators, i.e. devices for generating periodical functions of time, e.g. direct digital synthesizers in which the phase increment is adjustable, e.g. by using an adder-accumulator
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
    • H04L27/12—Modulator circuits; Transmitter circuits
    • H04L27/122—Modulator circuits; Transmitter circuits using digital generation of carrier signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
NO934739A 1992-12-22 1993-12-21 Datasymbol-modulator og fremgangsmåte derav NO934739L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/995,486 US5361046A (en) 1992-12-22 1992-12-22 Modulator having fractional sample/symbol time

Publications (2)

Publication Number Publication Date
NO934739D0 NO934739D0 (no) 1993-12-21
NO934739L true NO934739L (no) 1994-06-23

Family

ID=25541875

Family Applications (1)

Application Number Title Priority Date Filing Date
NO934739A NO934739L (no) 1992-12-22 1993-12-21 Datasymbol-modulator og fremgangsmåte derav

Country Status (8)

Country Link
US (1) US5361046A (ja)
EP (1) EP0604381A3 (ja)
JP (1) JPH077529A (ja)
KR (1) KR960009544B1 (ja)
AU (1) AU5244093A (ja)
CA (1) CA2111785A1 (ja)
FI (1) FI935752A7 (ja)
NO (1) NO934739L (ja)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5406584A (en) * 1992-09-01 1995-04-11 X-Com, Inc. Time shift keying digital communications system
US5748679A (en) * 1995-04-28 1998-05-05 Trw Inc. Modulated clock MSK modulator for high data rate applications
US5864585A (en) * 1996-10-07 1999-01-26 Erisman; David Cosine segment communications system
US5808415A (en) * 1997-03-19 1998-09-15 Scientific Systems Research Limited Apparatus for sensing RF current delivered to a plasma with two inductive loops
DE60030337T2 (de) * 2000-12-07 2007-08-16 Freescale Semiconductors, Inc., Austin Sende-Empfänger für drahtlose Kommunikation
US7564923B2 (en) * 2005-10-27 2009-07-21 Cypress Semiconductor Corporation Frequency offset and method of offsetting
FR3032578B1 (fr) * 2015-02-11 2018-03-23 Centre National D'etudes Spatiales Processeur de signaux numeriques
US10862505B1 (en) 2020-02-27 2020-12-08 Nxp Usa, Inc. Arbitrary rate decimator and timing error corrector for an FSK receiver

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5614758A (en) * 1979-07-18 1981-02-13 Fujitsu Ltd Frequency division system
JPS5962255A (ja) * 1982-10-01 1984-04-09 Oki Electric Ind Co Ltd Ｆｓｋ復調器
US4962510A (en) * 1986-04-15 1990-10-09 Terra Marine Engineering, Inc. Phase modulated system with phase domain filtering
JPH0683067B2 (ja) * 1987-10-13 1994-10-19 松下電器産業株式会社 分周装置
IE69762B1 (en) * 1988-11-30 1996-10-02 Motorola Inc Digital gmsk modulator with non-integer bit interval handling
US5022054A (en) * 1988-11-30 1991-06-04 Motorola, Inc. Digital GMSK modulator with non-integer bit interval handling
US5016259A (en) * 1989-03-03 1991-05-14 The Grass Valley Group, Inc. Low jitter DDFS FSK modulator
US4998072A (en) * 1990-02-20 1991-03-05 John Fluke Mfg. Co., Inc. High resolution direct digital synthesizer
JPH0437205A (ja) * 1990-05-31 1992-02-07 Sony Corp 発振装置

Also Published As

Publication number Publication date
NO934739D0 (no) 1993-12-21
AU5244093A (en) 1994-07-07
CA2111785A1 (en) 1994-06-23
JPH077529A (ja) 1995-01-10
FI935752A0 (fi) 1993-12-20
EP0604381A3 (en) 1994-07-27
FI935752A7 (fi) 1994-06-23
KR960009544B1 (en) 1996-07-20
KR940017478A (ko) 1994-07-26
EP0604381A2 (en) 1994-06-29
US5361046A (en) 1994-11-01

Similar Documents

Publication Publication Date Title
NO934739L (no) Datasymbol-modulator og fremgangsmåte derav
US4038495A (en) Speech analyzer/synthesizer using recursive filters
MY114450A (en) Timing recovery system for a digital signal processor
US4843613A (en) Digitally implemented modulators
MY123934A (en) Sample rate converter
GB2032159A (en) Electronic tone generator
ES8308663A1 (es) Dispositivo de inicializacion para anulador de eco y sonido.
US4100369A (en) Device for numerically generating a wave which is phase modulated and which is free from unwanted modulation products
EP0550942B1 (en) Signal processor for sampling rate conversion
US5726609A (en) Pulse amplitude modulator using direct digital synthesizer
Keppenne et al. Complex singular spectrum analysis and multivariate adaptive regression splines applied to forecasting the southern oscillation
EP0908735A3 (de) Verfahren zur Bestimmung der Frequenz eines Signals
IT1251112B (it) Apparecchiatura e metodo per simulare segnali di sensori di rilevamento del passaggio delle palette di una turbina.
US4003083A (en) Digital data recording and decoding
KR860006899A (ko) 속도오차의 보정장치
SK186799A3 (en) Multi-carrier method and device for implementing said method
TW331054B (en) The method and apparatus for generating non-singular periodical cyclic wave
AU7481998A (en) Method and apparatus for efficient implementation of a multirate lms filter
SU1587638A1 (ru) Кодирующее устройство
SU970394A1 (ru) Экстраполирующее устройство
KR970055370A (ko) 톤신호발생장치
SU1381714A1 (ru) Дельта-декодер
JPS58501254A (ja) 多重音信号発生器
JPH052013B2 (ja)
SU1443122A1 (ru) Цифровой синтезатор частот