DK1171981T3 - Digitalt GMSK-filter - Google Patents

Digitalt GMSK-filter

Info

Publication number
DK1171981T3
DK1171981T3 DK00934892T DK00934892T DK1171981T3 DK 1171981 T3 DK1171981 T3 DK 1171981T3 DK 00934892 T DK00934892 T DK 00934892T DK 00934892 T DK00934892 T DK 00934892T DK 1171981 T3 DK1171981 T3 DK 1171981T3
Authority
DK
Denmark
Prior art keywords
filter
gmsk
implementation
current sources
current
Prior art date
Application number
DK00934892T
Other languages
English (en)
Inventor
Christian Kranz
Volker Christ
Original Assignee
Infineon Technologies Ag
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 Infineon Technologies Ag filed Critical Infineon Technologies Ag
Application granted granted Critical
Publication of DK1171981T3 publication Critical patent/DK1171981T3/da

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/66—Digital/analogue converters
    • H03M1/74—Simultaneous conversion
    • H03M1/742—Simultaneous conversion using current sources as quantisation value generators
    • H03M1/745—Simultaneous conversion using current sources as quantisation value generators with weighted currents
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Nonlinear Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Electrophonic Musical Instruments (AREA)
DK00934892T 1999-04-22 2000-04-11 Digitalt GMSK-filter DK1171981T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19918388 1999-04-22
PCT/DE2000/001121 WO2000065789A1 (de) 1999-04-22 2000-04-11 Digitales gmsk-filter

Publications (1)

Publication Number Publication Date
DK1171981T3 true DK1171981T3 (da) 2004-03-15

Family

ID=7905569

Family Applications (1)

Application Number Title Priority Date Filing Date
DK00934892T DK1171981T3 (da) 1999-04-22 2000-04-11 Digitalt GMSK-filter

Country Status (9)

Country Link
US (1) US6771711B2 (da)
EP (1) EP1171981B1 (da)
JP (1) JP3624161B2 (da)
KR (1) KR100494051B1 (da)
CN (1) CN1134142C (da)
AT (1) ATE253795T1 (da)
DE (1) DE50004336D1 (da)
DK (1) DK1171981T3 (da)
WO (1) WO2000065789A1 (da)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19882729T1 (de) * 1998-09-24 2001-02-01 Osaka Gas Co Ltd Regenerator zur Verwendung in Ammoniak-Absorptions-Kühlanlagen
DE19930113B4 (de) 1999-06-30 2006-09-14 Infineon Technologies Ag Vorrichtung und Verfahren zum Filtern eines einen digitalen Datenstrom repräsentierenden Signals
US7252964B2 (en) * 2001-06-12 2007-08-07 Institut De Recherche Pour Le Developpement (I.R.D.) Isolated carotenoid biosynthesis gene cluster involved in canthaxanthin production and applications thereof
US6664909B1 (en) * 2001-08-13 2003-12-16 Impinj, Inc. Method and apparatus for trimming high-resolution digital-to-analog converter
US6909389B1 (en) 2002-06-14 2005-06-21 Impinj, Inc. Method and apparatus for calibration of an array of scaled electronic circuit elements
US7219837B2 (en) 2002-09-12 2007-05-22 Integrated Engineering B.V. Identification system
EP1552530A2 (en) * 2002-10-08 2005-07-13 Impinj Inc. Use of analog-valued floating-gate transistors to match the electrical characteristics of interleaved and pipelined
US7187237B1 (en) * 2002-10-08 2007-03-06 Impinj, Inc. Use of analog-valued floating-gate transistors for parallel and serial signal processing
CN1829207B (zh) * 2005-02-28 2010-07-21 鼎芯半导体（上海）有限公司 带发射调制补偿器的二进制频移键控信号发射调制器
CN1330089C (zh) * 2005-04-19 2007-08-01 展讯通信（上海）有限公司 有限脉冲响应滤波与欠采样相结合的方法
FR2890808A1 (fr) 2005-09-13 2007-03-16 France Telecom Caracterisation de spectre pour equipements de communication
KR100773745B1 (ko) * 2006-07-14 2007-11-09 삼성전자주식회사 Ｇｍｓｋ변조에 기초한 데이터 변조 장치 및 이를 포함하는데이터 송신 장치
US7860477B2 (en) * 2007-08-23 2010-12-28 Infineon Technologies Ag Self-calibrating filter
WO2009062306A1 (en) * 2007-11-15 2009-05-22 Kaben Wireless Silicon Inc. Sampling filter using multiple clocks
US7764213B2 (en) * 2008-07-01 2010-07-27 Microchip Technology Incorporated Current-time digital-to-analog converter
US8970418B1 (en) * 2013-08-19 2015-03-03 Analog Devices, Inc. High output power digital-to-analog converter system
US10056924B2 (en) 2013-08-19 2018-08-21 Analog Devices, Inc. High output power digital-to-analog converter system
US20190115883A1 (en) * 2015-01-09 2019-04-18 Mitsutoshi Sugawara Analogue signal output circuit
WO2016165080A1 (zh) * 2015-04-15 2016-10-20 华为技术有限公司 参考信号发送与接收方法及装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06303137A (ja) * 1992-12-29 1994-10-28 Hitachi Ltd Ｄ／ａ変換器、オフセット調整回路及びこれを用いた携帯通信端末装置
US5663728A (en) * 1995-05-18 1997-09-02 Hughes Aircraft Company Digital-to-analog converted (DAC) and method that set waveform rise and fall times to produce an analog waveform that approximates a piecewise linear waveform to reduce spectral distortion
WO1997004525A2 (en) * 1995-07-21 1997-02-06 Philips Electronics N.V. A wireless digital communication device, and a pulse shaping network
US6487242B1 (en) * 1996-03-08 2002-11-26 Vlsi Technology, Inc. Method and apparatus for VCO modulation in a communication system
US6072340A (en) * 1997-03-24 2000-06-06 Tellabs Operations, Inc. Pulse shaping and filtering circuit for digital pulse data transmissions
DE19930113B4 (de) * 1999-06-30 2006-09-14 Infineon Technologies Ag Vorrichtung und Verfahren zum Filtern eines einen digitalen Datenstrom repräsentierenden Signals

Also Published As

Publication number Publication date
DE50004336D1 (de) 2003-12-11
WO2000065789A1 (de) 2000-11-02
JP2002543671A (ja) 2002-12-17
JP3624161B2 (ja) 2005-03-02
CN1134142C (zh) 2004-01-07
US20020089440A1 (en) 2002-07-11
US6771711B2 (en) 2004-08-03
CN1348652A (zh) 2002-05-08
EP1171981A1 (de) 2002-01-16
KR100494051B1 (ko) 2005-06-13
EP1171981B1 (de) 2003-11-05
KR20010113878A (ko) 2001-12-28
ATE253795T1 (de) 2003-11-15

Similar Documents

Publication Publication Date Title
ATE253795T1 (de) Digitales gmsk-filter
DE60310569D1 (de) Mischeranordnung unter verwendung von einigen oszillatoren und darauf basierenden systemen
DE602004018159D1 (de) Datenumsetzer mit ternärimpulsbreitenmodulations-ausgangsstufen und verfahren und systeme damit
KR920001831A (ko) 변조된 캐리어 신호를 발생하는 전자 장치를 구비한 전송기
ATE152306T1 (de) Oszillatorschaltung mit einem die schwingquarzindividuellen kenninformationen speichernden speicher
KR910003972A (ko) 변조기 및 송신기
US7760835B2 (en) Wireless communications devices, methods of processing a wireless communication signal, wireless communication synchronization methods and a radio frequency identification device communication method
DE50202332D1 (de) Zwei-punkt-modulator mit pll-schaltung und vereinfachter digitaler vorfilterung
KR970706654A (ko) 무선 디지탈 통신 장치 및 펄스 형성 네트워크(A wireless digital communication device, and a pulse shaping network)
KR920007374A (ko) 이동체 무선 통신장치 및 그 rf 파워 모듈
GB1230046A (da)
US2970301A (en) Telemetering system
US10461787B2 (en) Spur mitigation for pulse output drivers in radio frequency (RF) devices
DE50305801D1 (de) Oszillatoranordnung für frequenzmodulation
ATE524871T1 (de) Passiver mischer
DK101691A (da) Digital gmsk modulator med ikke heltallig bitintervalhaandtering
KR100219042B1 (ko) 디지탈/펄스 폭 변조(pwm)신호 변환기
SE9501608D0 (sv) Generator för fördröjningsanpassade klock- och datasignaler
US3012235A (en) Switching matrix employing transistors
ATE84637T1 (de) Schaltungsanordnung zur identifikation integrierter halbleiterschaltkreise.
SU1451871A1 (ru) Частотный манипул тор
DE59606124D1 (de) Schaltungsanordnung zur Erzeugung einer Taktfrequenz für ein Datenübertragungssystem
EE200000556A (et) Demodulaatori skeem
RU96112365A (ru) Частотно-модулированный высотомер
RU2003112087A (ru) Частотно-модулированный высотомер