DK318087A - Fremgangsmaade til overfoering af digitale data ved hjaelp af kontinuerlig fasemodulation - Google Patents

Fremgangsmaade til overfoering af digitale data ved hjaelp af kontinuerlig fasemodulation

Info

Publication number
DK318087A
DK318087A DK318087A DK318087A DK318087A DK 318087 A DK318087 A DK 318087A DK 318087 A DK318087 A DK 318087A DK 318087 A DK318087 A DK 318087A DK 318087 A DK318087 A DK 318087A
Authority
DK
Denmark
Prior art keywords
continuous
phase modulation
digital data
procedure
continuous phase
Prior art date
Application number
DK318087A
Other languages
Danish (da)
English (en)
Other versions
DK318087D0 (da
Inventor
Dacfey Dzung
Original Assignee
Bbc Brown Boveri & Cie
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 Bbc Brown Boveri & Cie filed Critical Bbc Brown Boveri & Cie
Publication of DK318087D0 publication Critical patent/DK318087D0/da
Publication of DK318087A publication Critical patent/DK318087A/da

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/20—Modulator circuits; Transmitter circuits
    • H04L27/2003—Modulator circuits; Transmitter circuits for continuous phase modulation
    • H04L27/2021—Modulator circuits; Transmitter circuits for continuous phase modulation in which the phase change per symbol period is not constrained
    • H04L27/2028—Modulator circuits; Transmitter circuits for continuous phase modulation in which the phase change per symbol period is not constrained in which the phase changes are non-linear

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Transmitters (AREA)
DK318087A 1986-06-24 1987-06-22 Fremgangsmaade til overfoering af digitale data ved hjaelp af kontinuerlig fasemodulation DK318087A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH2539/86A CH670178A5 (fr) 1986-06-24 1986-06-24

Publications (2)

Publication Number Publication Date
DK318087D0 DK318087D0 (da) 1987-06-22
DK318087A true DK318087A (da) 1987-12-25

Family

ID=4236071

Family Applications (1)

Application Number Title Priority Date Filing Date
DK318087A DK318087A (da) 1986-06-24 1987-06-22 Fremgangsmaade til overfoering af digitale data ved hjaelp af kontinuerlig fasemodulation

Country Status (8)

Country Link
US (1) US4750192A (fr)
EP (1) EP0250924B1 (fr)
JP (1) JPS6354848A (fr)
AT (1) ATE79496T1 (fr)
CH (1) CH670178A5 (fr)
DE (1) DE3781046D1 (fr)
DK (1) DK318087A (fr)
NO (1) NO872487L (fr)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4873500A (en) * 1988-04-29 1989-10-10 Motorola, Inc. Phase accumulation continuous phase modulator
CH677852A5 (fr) * 1988-12-16 1991-06-28 Asea Brown Boveri
FR2642243B1 (fr) * 1989-01-24 1991-04-19 Labo Electronique Physique Circuit de predistorsion adaptative
SE463390B (sv) * 1989-03-13 1990-11-12 Ericsson Telefon Ab L M Vaagformsgenerator
SE465494B (sv) * 1990-01-22 1991-09-16 Ericsson Telefon Ab L M Foerfarande att kompensera foer olineariteter i en slutfoerstaerkare
FR2675001B1 (fr) * 1991-04-03 1993-07-30 Matra Communication Procede et dispositif de modulation numerique a composantes en phase et en quadrature et installation de transmission en comportant application.
US5177769A (en) * 1991-05-03 1993-01-05 Bell Communications Research, Inc. Digital circuits for generating signal sequences for linear TDMA systems
US5177455A (en) * 1992-01-22 1993-01-05 Mpr Teltech Ltd. Digital phase and amplitude modulator
US5329260A (en) * 1992-07-17 1994-07-12 Ii Morrow Inc. Numerically-controlled modulated oscillator and modulation method
US5633893A (en) * 1994-09-29 1997-05-27 Ericsson Inc. Digital modulation method with controlled envelope variation
US5841817A (en) * 1995-10-27 1998-11-24 Adc Telecommunications, Inc. Apparatus and methods for signal recovery in a digital communication system
US6487242B1 (en) * 1996-03-08 2002-11-26 Vlsi Technology, Inc. Method and apparatus for VCO modulation in a communication system
GB2337670B (en) * 1998-01-21 2003-08-27 Nokia Mobile Phones Ltd Method and Apparatus for Generating a Pulse Function
GB2333673A (en) * 1998-01-21 1999-07-28 Nokia Mobile Phones Ltd Despreading a signal which has been spread by a code and modulated according to a non-linear modulation scheme
GB2349317A (en) * 1998-01-21 2000-10-25 Nokia Mobile Phones Ltd Pulse shaping which compensates for component distortion
US6430232B1 (en) * 1999-01-26 2002-08-06 Trw Inc. Phase constellation modulator
GB2351633A (en) * 1999-07-01 2001-01-03 Nokia Mobile Phones Ltd Optimising pulse shaping for radio telephones
US20040239415A1 (en) * 2003-05-27 2004-12-02 Bishop Christopher Brent Methods of predicting power spectral density of a modulated signal and of a multi-h continuous phase modulated signal
US8711956B2 (en) 2011-02-07 2014-04-29 Harris Corporation Modified continuous phase modulation communications system and related methods
US10957445B2 (en) 2017-10-05 2021-03-23 Hill-Rom Services, Inc. Caregiver and staff information system
JP7110386B2 (ja) 2018-04-12 2022-08-01 レイセオン カンパニー 光信号における位相変化検出
US10554306B1 (en) 2019-03-13 2020-02-04 Raytheon Company Constant envelope path-dependent phase modulation
US11411654B1 (en) 2021-03-24 2022-08-09 Raytheon Company Method for generating a constant envelope waveform when encoding multiple sub channels on the same carrier

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4404532A (en) * 1978-09-29 1983-09-13 Communications Satellite Corporation Modulator having improved bandwidth and power requirements
NL189588C (nl) * 1981-04-01 1993-05-17 Philips Nv Zender voor hoekgemoduleerde signalen.
US4405912A (en) * 1982-01-28 1983-09-20 General Motors Corporation Solenoid assembly and method of making same
US4556869A (en) * 1983-06-08 1985-12-03 At&T Bell Laboratories Multi-function data signal processing method and apparatus
JPS60194310U (ja) * 1984-06-01 1985-12-24 愛三工業株式会社 電磁燃料噴射器のソレノイド

Also Published As

Publication number Publication date
EP0250924A1 (fr) 1988-01-07
DK318087D0 (da) 1987-06-22
US4750192A (en) 1988-06-07
DE3781046D1 (de) 1992-09-17
JPS6354848A (ja) 1988-03-09
NO872487L (no) 1987-12-28
EP0250924B1 (fr) 1992-08-12
ATE79496T1 (de) 1992-08-15
CH670178A5 (fr) 1989-05-12
NO872487D0 (no) 1987-06-15

Similar Documents

Publication Publication Date Title
DK318087D0 (da) Fremgangsmaade til overfoering af digitale data ved hjaelp af kontinuerlig fasemodulation
KR930701880A (ko) 코드분할 다원접속(cdma) 셀룰라 전화 시스템에서 신호파형을 발생하기 위한 장치 및 방법
CA2058450A1 (fr) Precodage par treillis pour le fonctionnement de debits
SE7903601L (sv) Overforingsanleggning for overforing av datapulser
AU630417B2 (en) Trellis shaping for modulation systems
GB1523079A (en) Device for generating an analogue output wave which is phaase modulated by input data and which is free from unwanted modulation products
JPS5319706A (en) Data communication system
GB2044046B (en) Arrangement for restituting the clock for a receiver of data transmitted by phase modulation of a carrier
RO91607A (fr) Convertisseur de code pour modulation par impulsions codees
FR2379943B1 (fr)
DK545080A (da) Fremgangsmaade til overfoering af data ved hjaelp af et start-stopsignal
EP0285252A3 (fr) Démodulateur numérique
GB2228163B (en) Data transmission system consisting of networks operating a set of channels by frequency jumps.
US5021681A (en) Jiter-invariant switched capacitor pulse shaper
GB2071966A (en) Converter included in a phase modulator
AU5418386A (en) Pcm data sequence level control
SU930664A1 (ru) Устройство дельта-модул ции с цифровой адаптацией
SU862373A1 (ru) Устройство асинхронного ввода-вывода синхронной информации
SE8102802L (sv) Omvandlare ingaende i en fasmodulator
JPS55161451A (en) Detecting system of phase modulated wave
SU711695A1 (ru) Система св зи с адаптивной дельта- модул цией
SU1406811A1 (ru) Устройство дл передачи троичного цифрового линейного сигнала
JPS52118593A (en) Data collector of transmission line
SU1389006A2 (ru) Устройство дл передачи дискретных сообщений
SU1203708A1 (ru) Цифровой синтезатор частот

Legal Events

Date Code Title Description
AHS Application shelved for other reasons than non-payment
AHS Application shelved for other reasons than non-payment