FI105426B - Digitalisk faskomparator utan död zon - Google Patents

Digitalisk faskomparator utan död zon Download PDF

Info

Publication number
FI105426B
FI105426B FI981225A FI981225A FI105426B FI 105426 B FI105426 B FI 105426B FI 981225 A FI981225 A FI 981225A FI 981225 A FI981225 A FI 981225A FI 105426 B FI105426 B FI 105426B
Authority
FI
Finland
Prior art keywords
den
output
andra
första
input
Prior art date
Application number
FI981225A
Other languages
English (en)
Finnish (fi)
Other versions
FI981225A (sv
FI981225A0 (sv
Inventor
Harri Kimppa
Rami Ahola
Original Assignee
Nokia Mobile Phones Ltd
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 Nokia Mobile Phones Ltd filed Critical Nokia Mobile Phones Ltd
Priority to FI981225A priority Critical patent/FI105426B/sv
Publication of FI981225A0 publication Critical patent/FI981225A0/sv
Priority to US09/321,033 priority patent/US6121846A/en
Publication of FI981225A publication Critical patent/FI981225A/sv
Application granted granted Critical
Publication of FI105426B publication Critical patent/FI105426B/sv

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D13/00—Circuits for comparing the phase or frequency of two mutually-independent oscillations
    • H03D13/003—Circuits for comparing the phase or frequency of two mutually-independent oscillations in which both oscillations are converted by logic means into pulses which are applied to filtering or integrating means
    • H03D13/004—Circuits for comparing the phase or frequency of two mutually-independent oscillations in which both oscillations are converted by logic means into pulses which are applied to filtering or integrating means the logic means delivering pulses at more than one terminal, e.g. up and down pulses
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/16—Multiple-frequency-changing
    • H03D7/161—Multiple-frequency-changing all the frequency changers being connected in cascade
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
    • H03J5/24—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection
    • H03J5/242—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection used exclusively for band selection
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
    • H03L7/089—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal the phase or frequency detector generating up-down pulses
    • H03L7/0891—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal the phase or frequency detector generating up-down pulses the up-down pulses controlling source and sink current generators, e.g. a charge pump
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
    • H03L7/089—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal the phase or frequency detector generating up-down pulses
    • H03L7/0891—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal the phase or frequency detector generating up-down pulses the up-down pulses controlling source and sink current generators, e.g. a charge pump
    • H03L7/0895—Details of the current generators
    • H03L7/0896—Details of the current generators the current generators being controlled by differential up-down pulses
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
    • H03L7/18—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
FI981225A 1998-05-29 1998-05-29 Digitalisk faskomparator utan död zon FI105426B (sv)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FI981225A FI105426B (sv) 1998-05-29 1998-05-29 Digitalisk faskomparator utan död zon
US09/321,033 US6121846A (en) 1998-05-29 1999-05-27 Digital phase comparator without dead zone

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI981225A FI105426B (sv) 1998-05-29 1998-05-29 Digitalisk faskomparator utan död zon
FI981225 1998-05-29

Publications (3)

Publication Number Publication Date
FI981225A0 FI981225A0 (sv) 1998-05-29
FI981225A FI981225A (sv) 1999-11-30
FI105426B true FI105426B (sv) 2000-08-15

Family

ID=8551861

Family Applications (1)

Application Number Title Priority Date Filing Date
FI981225A FI105426B (sv) 1998-05-29 1998-05-29 Digitalisk faskomparator utan död zon

Country Status (2)

Country Link
US (1) US6121846A (sv)
FI (1) FI105426B (sv)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6778026B2 (en) * 2002-01-15 2004-08-17 Microtune (San Diego), Inc. High-speed phase frequency detection module
DE10320793B4 (de) * 2003-04-30 2005-04-21 Infineon Technologies Ag Schaltungs-Einrichtung, insbesondere Latch- oder Phasen-Detektor-Einrichtung
US7161391B2 (en) * 2004-12-03 2007-01-09 Micron Technology Skew tolerant high-speed digital phase detector
US7885361B2 (en) * 2005-12-19 2011-02-08 Teradyne, Inc. Method and apparatus for 0/180 degree phase detector

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1436933A (en) * 1974-09-26 1976-05-26 Mullard Ltd Phase and/or frequency comparators
US4322643A (en) * 1980-04-28 1982-03-30 Rca Corporation Digital phase comparator with improved sensitivity for small phase differences
FI85433C (sv) * 1988-04-06 1992-04-10 Nokia Mobira Oy Kretsarrangemang för kompensering av temperaturdriften i en fasdetekto r
FI87868C (sv) * 1989-11-09 1993-02-25 Nokia Mobile Phones Ltd Slingfilter för en frekvenssyntetisator
FI88829C (sv) * 1990-03-29 1993-07-12 Nokia Mobile Phones Ltd Förfarande och krets för reducering av mikrofoni
FI90169C (sv) * 1991-12-31 1993-12-27 Nokia Mobile Phones Ltd Förfarande och kopplingsarrangemang för att alstra en modulerad signal
US5315183A (en) * 1992-12-21 1994-05-24 Nokia Mobile Phones Ltd. Synchronous phase detector circuit
US5317283A (en) * 1993-06-08 1994-05-31 Nokia Mobile Phones, Ltd. Method to reduce noise in PLL frequency synthesis
EP0741931A1 (en) * 1994-09-28 1996-11-13 Koninklijke Philips Electronics N.V. Phase-locked loop, phase comparator for use in the phase-locked loop, and reproducing device including the phase-locked loop
US5712580A (en) * 1996-02-14 1998-01-27 International Business Machines Corporation Linear phase detector for half-speed quadrature clocking architecture

Also Published As

Publication number Publication date
FI981225A (sv) 1999-11-30
US6121846A (en) 2000-09-19
FI981225A0 (sv) 1998-05-29

Similar Documents

Publication Publication Date Title
JP4283441B2 (ja) 角度変調ｒｆ信号の正確かつ安定した直接ディジタルシンセシス
KR830002422B1 (ko) Fsk 신호용 무선수신기
TW200501609A (en) Passive harmonic switch mixer
JPH04506735A (ja) 周波数ステアリング機能を有する２状態位相検波器
JP2806059B2 (ja) 位相同期ループシンセサイザ
FI105426B (sv) Digitalisk faskomparator utan död zon
KR20060122541A (ko) 주파수 분주기 및 이를 이용한 위상 동기 루프 장치
US6785528B2 (en) Quadrature divider
KR20000047572A (ko) 주기-폭 윈도우잉 기술을 사용하는 위상-시프트-키잉 복조기 및 복조 방법
US10394191B1 (en) Time-to-digital converter
US10541737B2 (en) Phase locked loop, phase locked loop arrangement, transmitter and receiver and method for providing an oscillator signal
US20090304044A1 (en) Frequency-hopping arrangement
JP2001511998A (ja) フェーズロックループのロック状態検出器
JP3649874B2 (ja) 分周回路
EP1199806A3 (en) PLL circuit and optical communication reception apparatus
KR102477864B1 (ko) 주파수 도약 확산 스펙트럼 주파수 합성기
US8207793B2 (en) Mixing waveforms
US9094017B2 (en) Control circuitry
JPH0748670B2 (ja) 周波数安定化機能を有する移動無線機
JP2516250B2 (ja) ９０度移相器
JPH09261019A (ja) 同期回路
US10680595B2 (en) Duty cycle converter
US7468601B2 (en) Direct phase and frequency demodulation
KR950002439B1 (ko) 무선전화기용 위상 및 록검출장치
KR950007495B1 (ko) 디지털 무선전화기의 고주파 신호처리장치