DE3751101D1 - Modulator zur Erzeugung von PSK-Signalen mit konstanter Amplitude. - Google Patents

Modulator zur Erzeugung von PSK-Signalen mit konstanter Amplitude.

Info

Publication number
DE3751101D1
DE3751101D1 DE3751101T DE3751101T DE3751101D1 DE 3751101 D1 DE3751101 D1 DE 3751101D1 DE 3751101 T DE3751101 T DE 3751101T DE 3751101 T DE3751101 T DE 3751101T DE 3751101 D1 DE3751101 D1 DE 3751101D1
Authority
DE
Germany
Prior art keywords
modulator
constant amplitude
psk signals
generating psk
generating
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 - Fee Related
Application number
DE3751101T
Other languages
English (en)
Other versions
DE3751101T2 (de
Inventor
Gregory H Piesinger
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.)
Honeywell Inc
Original Assignee
Honeywell 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 Honeywell Inc filed Critical Honeywell Inc
Publication of DE3751101D1 publication Critical patent/DE3751101D1/de
Application granted granted Critical
Publication of DE3751101T2 publication Critical patent/DE3751101T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H04L27/2007—Modulator circuits; Transmitter circuits for continuous phase modulation in which the phase change within each symbol period is constrained
    • H04L27/2017—Modulator circuits; Transmitter circuits for continuous phase modulation in which the phase change within each symbol period is constrained in which the phase changes are non-linear, e.g. generalized and Gaussian minimum shift keying, tamed frequency modulation
DE3751101T 1986-05-09 1987-03-31 Modulator zur Erzeugung von PSK-Signalen mit konstanter Amplitude. Expired - Fee Related DE3751101T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/861,183 US4726039A (en) 1986-05-09 1986-05-09 Constant amplitude PSK modulator

Publications (2)

Publication Number Publication Date
DE3751101D1 true DE3751101D1 (de) 1995-04-06
DE3751101T2 DE3751101T2 (de) 1995-08-10

Family

ID=25335109

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3751101T Expired - Fee Related DE3751101T2 (de) 1986-05-09 1987-03-31 Modulator zur Erzeugung von PSK-Signalen mit konstanter Amplitude.

Country Status (4)

Country Link
US (1) US4726039A (de)
EP (1) EP0245937B1 (de)
JP (1) JPS62269446A (de)
DE (1) DE3751101T2 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4959654A (en) * 1987-04-20 1990-09-25 Honeywell Inc. Digitally generated two carrier phase coded signal source
DE3728020A1 (de) * 1987-08-22 1989-03-02 Spectrospin Ag Verfahren zum vermindern des anteils an stoersignalen im ausgangssignal eines mischers und zur durchfuehrung des verfahrens ausgebildeter mischer
DE3833005A1 (de) * 1988-03-31 1989-10-12 Licentia Gmbh Phasen/digital- umsetzungsverfahren und anordnungen zur durchfuehrung des verfahrens
DE69004770T2 (de) * 1989-04-07 1994-05-11 Sharp Kk Frequenzmodulator.
US4968956A (en) * 1989-12-04 1990-11-06 Trw Inc. Microwave phase modulator having a quadrature path with phase offset
KR930005646B1 (ko) * 1990-10-08 1993-06-23 삼성전자 주식회사 평탄한 엔벨로프 특성을 갖는 bpsk 변조회로
US5450044A (en) * 1993-04-14 1995-09-12 Acrodyne Industries, Inc. Quadrature amplitude modulator including a digital amplitude modulator as a component thereof
US5469127A (en) * 1992-08-04 1995-11-21 Acrodyne Industries, Inc. Amplification apparatus and method including modulator component
US5504465A (en) * 1992-11-18 1996-04-02 Space Systems/Loral, Inc. Microwave modulator having adjustable couplers
US5661424A (en) * 1993-01-27 1997-08-26 Gte Laboratories Incorporated Frequency hopping synthesizer using dual gate amplifiers
US5459758A (en) * 1993-11-02 1995-10-17 Interdigital Technology Corporation Noise shaping technique for spread spectrum communications
US5680417A (en) * 1994-10-11 1997-10-21 Motorola, Inc. Method and apparatus for providing biphase modulation
US5646962A (en) * 1994-12-05 1997-07-08 General Electric Company Apparatus for reducing electromagnetic radiation from a differentially driven transmission line used for high data rate communication in a computerized tomography system
US5822362A (en) * 1996-03-15 1998-10-13 Aironet Wireless Communications, Inc. Sinusoidal phase modulation method and system
JP3024548B2 (ja) * 1996-04-26 2000-03-21 日本電気株式会社 位相変調方法および位相変調装置
ATE343288T1 (de) * 2000-05-17 2006-11-15 Cit Alcatel Multiplikationsanordnung, signalmodulator und sender
US20090296853A1 (en) * 2008-05-30 2009-12-03 Zerog Wireless, Inc. Rotation Direction Control for Phase Modulation
US8787498B2 (en) 2011-08-18 2014-07-22 L-3 Communications Cincinnati Electronics Corporation Systems and methods for enhanced carrier suppression
EP3660462B1 (de) * 2018-11-29 2020-12-30 Helmut Fischer GmbH Vorrichtung zur messung eines physikalischen parameters und verfahren zum betrieb solch einer vorrichtung

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5590165A (en) * 1978-12-27 1980-07-08 Matsushita Electric Ind Co Ltd Data transmission system
US4216542A (en) * 1979-03-06 1980-08-05 Nasa Method and apparatus for quadriphase-shift-key and linear phase modulation
US4338579A (en) * 1980-07-30 1982-07-06 Communications Satelite Corp. Frequency shift offset quadrature modulation and demodulation
US4516087A (en) * 1982-04-12 1985-05-07 Rockwell International Corporation Method for reducing side-lobe energy in an MSK detectable signal
US4540958A (en) * 1983-09-30 1985-09-10 International Telephone And Telegraph Corporation Zero if frequency-modulator
US4613976A (en) * 1984-05-02 1986-09-23 British Columbia Telephone Company Constant envelope offset QPSK modulator
US4612518A (en) * 1985-05-28 1986-09-16 At&T Bell Laboratories QPSK modulator or demodulator using subharmonic pump carrier signals

Also Published As

Publication number Publication date
EP0245937A2 (de) 1987-11-19
EP0245937A3 (en) 1989-05-03
JPS62269446A (ja) 1987-11-21
DE3751101T2 (de) 1995-08-10
US4726039A (en) 1988-02-16
EP0245937B1 (de) 1995-03-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee