FI102228B1 - Minimering av effektförbrukningen i en oscillator - Google Patents
Minimering av effektförbrukningen i en oscillatorInfo
- Publication number
- FI102228B1 FI102228B1 FI970175A FI970175A FI102228B1 FI 102228 B1 FI102228 B1 FI 102228B1 FI 970175 A FI970175 A FI 970175A FI 970175 A FI970175 A FI 970175A FI 102228 B1 FI102228 B1 FI 102228B1
- Authority
- FI
- Finland
- Prior art keywords
- oscillator
- current
- voltage
- field effect
- effect transistor
- Prior art date
Links
- 230000005669 field effect Effects 0.000 abstract 3
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L5/00—Automatic control of voltage, current, or power
-
- 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
- H03B5/1231—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
- H03B5/1237—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
- H03B5/1275—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 further means for varying a parameter in dependence on the frequency
- H03B5/1278—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 further means for varying a parameter in dependence on the frequency the parameter being an amplitude of a signal, e.g. maintaining a constant output amplitude over the frequency 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
- H03B2200/006—Functional aspects of oscillators
- H03B2200/0082—Lowering the supply voltage and saving power
Landscapes
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI970175A FI102228B (sv) | 1997-01-16 | 1997-01-16 | Minimering av effektförbrukningen i en oscillator |
EP97660125A EP0854566A1 (en) | 1997-01-16 | 1997-11-21 | Minimization of the power consumption in an oscillator |
US09/004,008 US5926071A (en) | 1997-01-16 | 1998-01-07 | Minimization of the power consumption in an oscillator |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI970175A FI102228B (sv) | 1997-01-16 | 1997-01-16 | Minimering av effektförbrukningen i en oscillator |
FI970175 | 1997-01-16 |
Publications (4)
Publication Number | Publication Date |
---|---|
FI970175A0 FI970175A0 (sv) | 1997-01-16 |
FI970175A FI970175A (sv) | 1998-07-17 |
FI102228B1 true FI102228B1 (sv) | 1998-10-30 |
FI102228B FI102228B (sv) | 1998-10-30 |
Family
ID=8547626
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI970175A FI102228B (sv) | 1997-01-16 | 1997-01-16 | Minimering av effektförbrukningen i en oscillator |
Country Status (3)
Country | Link |
---|---|
US (1) | US5926071A (sv) |
EP (1) | EP0854566A1 (sv) |
FI (1) | FI102228B (sv) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH693080A5 (fr) * | 1998-08-03 | 2003-02-14 | Walter Hammer | Procédé et dispositif d'asservissement du courant d'alimentation d'un générateur de signal périodique. |
GB2357643A (en) | 1999-12-21 | 2001-06-27 | Nokia Mobile Phones Ltd | A mobile phone VCO with controlled output power level |
US7151915B2 (en) | 2001-09-26 | 2006-12-19 | Nokia Corporation | Dual mode voltage controlled oscillator having controllable bias modes and power consumption |
US6833769B2 (en) * | 2003-03-21 | 2004-12-21 | Nokia Corporation | Voltage controlled capacitive elements having a biasing network |
US6788161B2 (en) * | 2002-11-12 | 2004-09-07 | Nokia Corporation | Integrated oscillator circuit that inhibits noise generated by biasing circuitry |
GB2402273B (en) * | 2003-05-30 | 2006-03-01 | Qualcomm | An apparatus for providing an oscillating signal to a load |
KR100877688B1 (ko) * | 2006-07-14 | 2009-01-09 | 한국전자통신연구원 | 선형적인 가변 커패시턴스 모듈 및 이를 이용한 lc 공진 회로 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5164685A (en) * | 1987-03-05 | 1992-11-17 | Nokia Mobile Phones Ltd. | Phase-locked loop with circuit for adjusting a phase comparator's output amplitude |
US4812784A (en) * | 1987-11-19 | 1989-03-14 | International Business Machines Corporation | Temperature stable voltage controlled oscillator with super linear wide frequency range |
US4890072A (en) * | 1988-02-03 | 1989-12-26 | Motorola, Inc. | Phase locked loop having a fast lock current reduction and clamping circuit |
US4928314A (en) * | 1989-01-27 | 1990-05-22 | Motorola, Inc. | Heterodyne stage having precise closed-loop control of the amplitude of the injection signal thereof |
US4935707A (en) * | 1989-05-01 | 1990-06-19 | Motorola, Inc. | Current reduction of a synthesizer |
US4968952A (en) * | 1989-06-02 | 1990-11-06 | Motorola, Inc. | Voltage control oscillator with automatic current control |
US5140286A (en) * | 1991-08-02 | 1992-08-18 | Motorola, Inc. | Oscillator with bias and buffer circuits formed in a die mounted with distributed elements on ceramic substrate |
JPH0563442A (ja) * | 1991-09-04 | 1993-03-12 | Toyo Commun Equip Co Ltd | 発振回路 |
FI914763A0 (fi) * | 1991-10-09 | 1991-10-09 | Nokia Mobile Phones Ltd | Kompensering av en spaenningsstyrd olineaer komponent i en radiotelefon. |
US5220291A (en) * | 1992-03-20 | 1993-06-15 | Hubert Hagadorn | Complementary transistor oscillator |
FI92120C (sv) * | 1992-04-15 | 1994-09-26 | Nokia Mobile Phones Ltd | Spänningsstyrd oscillator |
JPH06188729A (ja) * | 1992-12-16 | 1994-07-08 | Murata Mfg Co Ltd | ノイズ除去回路および電圧制御形発振回路 |
US5606294A (en) * | 1996-01-29 | 1997-02-25 | Ic Works, Inc. | Automatic gain control circuit and method |
-
1997
- 1997-01-16 FI FI970175A patent/FI102228B/sv active
- 1997-11-21 EP EP97660125A patent/EP0854566A1/en not_active Withdrawn
-
1998
- 1998-01-07 US US09/004,008 patent/US5926071A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FI102228B (sv) | 1998-10-30 |
FI970175A0 (sv) | 1997-01-16 |
EP0854566A1 (en) | 1998-07-22 |
FI970175A (sv) | 1998-07-17 |
US5926071A (en) | 1999-07-20 |
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