DE69324446T2 - Abstimmbarer Resonanzkreis für spannungsgesteuerten Oszillator - Google Patents
Abstimmbarer Resonanzkreis für spannungsgesteuerten OszillatorInfo
- Publication number
- DE69324446T2 DE69324446T2 DE69324446T DE69324446T DE69324446T2 DE 69324446 T2 DE69324446 T2 DE 69324446T2 DE 69324446 T DE69324446 T DE 69324446T DE 69324446 T DE69324446 T DE 69324446T DE 69324446 T2 DE69324446 T2 DE 69324446T2
- Authority
- DE
- Germany
- Prior art keywords
- controlled oscillator
- resonant circuit
- voltage controlled
- tunable resonant
- tunable
- 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 - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
- H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
- H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
- H03B5/1231—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device the amplifier comprising one or more bipolar transistors
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
- H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
- H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
- H03B5/1203—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device the amplifier being a single transistor
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
- H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
- H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
- H03B5/1237—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device comprising means for varying the frequency of the generator
- H03B5/124—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device comprising means for varying the frequency of the generator the means comprising a voltage dependent capacitance
- H03B5/1243—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device comprising means for varying the frequency of the generator the means comprising a voltage dependent capacitance the means comprising voltage variable capacitance diodes
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
- H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
- H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
- H03B5/1237—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device comprising means for varying the frequency of the generator
- H03B5/1293—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device comprising means for varying the frequency of the generator having means for achieving a desired tuning characteristic, e.g. linearising the frequency characteristic across the tuning voltage range
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B2200/00—Indexing scheme relating to details of oscillators covered by H03B
- H03B2200/003—Circuit elements of oscillators
- H03B2200/004—Circuit elements of oscillators including a variable capacitance, e.g. a varicap, a varactor or a variable capacitance of a diode or transistor
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B2201/00—Aspects of oscillators relating to varying the frequency of the oscillations
- H03B2201/02—Varying the frequency of the oscillations by electronic means
- H03B2201/0208—Varying the frequency of the oscillations by electronic means the means being an element with a variable capacitance, e.g. capacitance diode
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L2207/00—Indexing scheme relating to automatic control of frequency or phase and to synchronisation
- H03L2207/06—Phase locked loops with a controlled oscillator having at least two frequency control terminals
-
- 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
- H03L7/099—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop
-
- 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
- H03L7/183—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 a time difference being used for locking the loop, the counter counting between fixed numbers or the frequency divider dividing by a fixed number
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI925405A FI95522C (fi) | 1992-11-27 | 1992-11-27 | Jänniteohjattu oskillaattori, jolla on laaja taajuusalue |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69324446D1 DE69324446D1 (de) | 1999-05-20 |
DE69324446T2 true DE69324446T2 (de) | 1999-09-30 |
Family
ID=8536289
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69324446T Expired - Lifetime DE69324446T2 (de) | 1992-11-27 | 1993-11-03 | Abstimmbarer Resonanzkreis für spannungsgesteuerten Oszillator |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0599505B1 (de) |
DE (1) | DE69324446T2 (de) |
FI (1) | FI95522C (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI97925C (fi) * | 1994-06-21 | 1997-03-10 | Nokia Mobile Phones Ltd | Virityslineaarisuudeltaan parannettu jänniteohjattu oskillaattori |
FI98575C (fi) * | 1995-07-20 | 1997-07-10 | Nokia Mobile Phones Ltd | Viritettävä jänniteohjattu oskillaattori |
GB2330258B (en) * | 1997-10-07 | 2001-06-20 | Nec Technologies | Phase locked loop circuit |
FR2788638B1 (fr) * | 1999-01-20 | 2001-05-04 | Sagem | Circuit d'oscillation avec dynamique etendue |
US6833769B2 (en) | 2003-03-21 | 2004-12-21 | Nokia Corporation | Voltage controlled capacitive elements having a biasing network |
US7180334B2 (en) | 2003-04-03 | 2007-02-20 | Altera Corporation | Apparatus and method for decreasing the lock time of a lock loop circuit |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4621241A (en) * | 1985-06-07 | 1986-11-04 | Vari-L Company, Inc. | Wide range electronic oscillator |
US4713631A (en) * | 1986-01-06 | 1987-12-15 | Motorola Inc. | Varactor tuning circuit having plural selectable bias voltages |
US4743866A (en) * | 1986-11-26 | 1988-05-10 | Rca Corporation | Wide range oscillator |
FI87033C (fi) * | 1990-10-05 | 1992-11-10 | Nokia Mobile Phones Ltd | Foerfarande foer att arrangera styrningar av kopplingstyp i en radiotelefon |
US5105162A (en) * | 1991-06-20 | 1992-04-14 | United Technologies Automotive | Electrically tuned RF receiver, apparatus and method therefor |
-
1992
- 1992-11-27 FI FI925405A patent/FI95522C/fi active IP Right Grant
-
1993
- 1993-11-03 EP EP93308796A patent/EP0599505B1/de not_active Expired - Lifetime
- 1993-11-03 DE DE69324446T patent/DE69324446T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE69324446D1 (de) | 1999-05-20 |
FI95522C (fi) | 1996-02-12 |
FI925405A (fi) | 1994-05-28 |
EP0599505B1 (de) | 1999-04-14 |
EP0599505A1 (de) | 1994-06-01 |
FI95522B (fi) | 1995-10-31 |
FI925405A0 (fi) | 1992-11-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8328 | Change in the person/name/address of the agent |
Representative=s name: BECKER, KURIG, STRAUS, 80336 MUENCHEN |