NL8703084A - Digitaal premodulatiefilter. - Google Patents

Digitaal premodulatiefilter. Download PDF

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Publication number
NL8703084A
NL8703084A NL8703084A NL8703084A NL8703084A NL 8703084 A NL8703084 A NL 8703084A NL 8703084 A NL8703084 A NL 8703084A NL 8703084 A NL8703084 A NL 8703084A NL 8703084 A NL8703084 A NL 8703084A
Authority
NL
Netherlands
Prior art keywords
filter
impulse response
function
modulator
response
Prior art date
Application number
NL8703084A
Other languages
English (en)
Dutch (nl)
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Priority to NL8703084A priority Critical patent/NL8703084A/nl
Priority to DE8888202889T priority patent/DE3879138T2/de
Priority to EP88202889A priority patent/EP0322038B1/de
Priority to JP63320347A priority patent/JPH01282947A/ja
Priority to US07/289,284 priority patent/US5319676A/en
Publication of NL8703084A publication Critical patent/NL8703084A/nl

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03828—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties
    • H04L25/03834—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties using pulse shaping
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Nonlinear Science (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Power Engineering (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Dc Digital Transmission (AREA)
NL8703084A 1987-12-21 1987-12-21 Digitaal premodulatiefilter. NL8703084A (nl)

Priority Applications (5)

Application Number Priority Date Filing Date Title
NL8703084A NL8703084A (nl) 1987-12-21 1987-12-21 Digitaal premodulatiefilter.
DE8888202889T DE3879138T2 (de) 1987-12-21 1988-12-15 Digitales vormodulationsfilter.
EP88202889A EP0322038B1 (de) 1987-12-21 1988-12-15 Digitales Vormodulationsfilter
JP63320347A JPH01282947A (ja) 1987-12-21 1988-12-19 ディジタルプレモジュレーションフィルタ
US07/289,284 US5319676A (en) 1987-12-21 1988-12-21 Digital pre-modulation filter

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8703084 1987-12-21
NL8703084A NL8703084A (nl) 1987-12-21 1987-12-21 Digitaal premodulatiefilter.

Publications (1)

Publication Number Publication Date
NL8703084A true NL8703084A (nl) 1989-07-17

Family

ID=19851122

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8703084A NL8703084A (nl) 1987-12-21 1987-12-21 Digitaal premodulatiefilter.

Country Status (5)

Country Link
US (1) US5319676A (de)
EP (1) EP0322038B1 (de)
JP (1) JPH01282947A (de)
DE (1) DE3879138T2 (de)
NL (1) NL8703084A (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2643762B2 (ja) * 1993-04-12 1997-08-20 日本電気株式会社 ディジタル化直交変調器
US5386202A (en) * 1993-11-03 1995-01-31 Sicom, Inc. Data communication modulation with managed intersymbol interference
US5633893A (en) * 1994-09-29 1997-05-27 Ericsson Inc. Digital modulation method with controlled envelope variation
US5729575A (en) * 1995-06-20 1998-03-17 Motorola, Inc. Transmitter and receiver system and method utilizing a pilot carrier notch data encoded signal
US6373901B1 (en) * 1996-04-04 2002-04-16 Motorola, Inc. Method and apparatus for conditioning modulated signals using window expansion

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4141072A (en) * 1976-12-28 1979-02-20 Xerox Corporation Frequency domain automatic equalizer using minimum mean square error correction criteria
NL7709917A (nl) * 1977-09-09 1979-03-13 Philips Nv Systeem voor datatransmissie met behulp van een hoekgemoduleerde draaggolf van constante amplitude.
US4261053A (en) * 1979-04-02 1981-04-07 Satellite Business Systems PSK Modulator with reduced adjacent channel interference
NL189588C (nl) * 1981-04-01 1993-05-17 Philips Nv Zender voor hoekgemoduleerde signalen.
NL8201533A (nl) * 1982-04-13 1983-11-01 Philips Nv Een zender ingericht voor het zenden van fm gemoduleerde signalen.
US4731800A (en) * 1986-10-03 1988-03-15 Hycom Incorporated Raised-cosine filtering for modems
US4757519A (en) * 1987-10-02 1988-07-12 Hewlett-Packard Digital premodulation filter

Also Published As

Publication number Publication date
DE3879138T2 (de) 1993-09-02
US5319676A (en) 1994-06-07
EP0322038B1 (de) 1993-03-10
EP0322038A1 (de) 1989-06-28
JPH01282947A (ja) 1989-11-14
DE3879138D1 (de) 1993-04-15

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