FI782483A - Tidskrets - Google Patents
TidskretsInfo
- Publication number
- FI782483A FI782483A FI782483A FI782483A FI782483A FI 782483 A FI782483 A FI 782483A FI 782483 A FI782483 A FI 782483A FI 782483 A FI782483 A FI 782483A FI 782483 A FI782483 A FI 782483A
- Authority
- FI
- Finland
- Prior art keywords
- tidscrete
- Prior art date
Links
Classifications
-
- 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
- H03L7/197—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 numbers which are variable in time or the frequency divider dividing by a factor variable in time, e.g. for obtaining fractional frequency division
- H03L7/199—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 numbers which are variable in time or the frequency divider dividing by a factor variable in time, e.g. for obtaining fractional frequency division with reset of the frequency divider or the counter, e.g. for assuring initial synchronisation
-
- 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
- H03J5/02—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 variable tuning element having a number of predetermined settings and adjustable to a desired one of these settings
- H03J5/0245—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form
- H03J5/0272—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form the digital values being used to preset a counter or a frequency divider in a phase locked loop, e.g. frequency synthesizer
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/12—Analogue/digital converters
- H03M1/124—Sampling or signal conditioning arrangements specially adapted for A/D converters
- H03M1/129—Means for adapting the input signal to the range the converter can handle, e.g. limiting, pre-scaling ; Out-of-range indication
- H03M1/1295—Clamping, i.e. adjusting the DC level of the input signal to a predetermined value
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/06—Continuously compensating for, or preventing, undesired influence of physical parameters
- H03M1/0617—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence
- H03M1/0626—Continuously compensating for, or preventing, undesired influence of physical parameters characterised by the use of methods or means not specific to a particular type of detrimental influence by filtering
- H03M1/0631—Smoothing
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Theoretical Computer Science (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Analogue/Digital Conversion (AREA)
- Electric Clocks (AREA)
- Superheterodyne Receivers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3516777 | 1977-08-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
FI782483A true FI782483A (fi) | 1979-02-23 |
Family
ID=10374624
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI782483A FI782483A (fi) | 1977-08-22 | 1978-08-15 | Tidskrets |
Country Status (8)
Country | Link |
---|---|
US (2) | US4182994A (sv) |
JP (2) | JPS5445510A (sv) |
DE (2) | DE2836724A1 (sv) |
FI (1) | FI782483A (sv) |
FR (2) | FR2401559A1 (sv) |
GB (2) | GB2003300B (sv) |
IT (1) | IT7826896A0 (sv) |
SE (1) | SE7808664L (sv) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2511563B1 (fr) * | 1981-08-14 | 1986-05-16 | Trt Telecom Radio Electr | Dispositif de verrouillage de phase pour fournir a sa sortie des signaux dont la frequence peut varier sur une large gamme |
US4598317A (en) * | 1984-01-23 | 1986-07-01 | Rca Corporation | Ramp comparator arrangement useful in an on-screen channel indicator system of a television receiver |
US4679005A (en) * | 1985-01-23 | 1987-07-07 | Sony Corporation | Phase locked loop with frequency offset |
US4600889A (en) * | 1985-03-13 | 1986-07-15 | Motorola, Inc. | Coherent oscillator |
US4654542A (en) * | 1985-07-01 | 1987-03-31 | Gte Laboratories Incorporated | Staircase ramp voltage generating apparatus with energy reuse |
PL149642B1 (en) * | 1986-04-08 | 1990-03-31 | Digital frequency synthetizer | |
US4926131A (en) * | 1987-06-25 | 1990-05-15 | Schlumberger Industries, Inc. | Triangle waveform generator for pulse-width amplitude multiplier |
US5220206A (en) * | 1990-06-29 | 1993-06-15 | Analog Devices, Inc. | Control apparatus with improved recovery from power reduction, and storage device therefor |
US5157342A (en) * | 1991-08-30 | 1992-10-20 | The United States Of America As Represented By The Secretary Of The Navy | Precision digital phase lock loop circuit |
US5369376A (en) * | 1991-11-29 | 1994-11-29 | Standard Microsystems, Inc. | Programmable phase locked loop circuit and method of programming same |
KR960014676B1 (ko) * | 1993-12-29 | 1996-10-19 | 양승택 | 위성통신용 저속 데이타 전용 단말 지구국의 송신 기준주파수 발진기(tro) |
US5692023A (en) * | 1994-11-04 | 1997-11-25 | Lsi Logic Corporation | Phase locked loop including distributed phase correction pulses for reducing output ripple |
BR9708196B1 (pt) * | 1996-03-15 | 2010-05-18 | método de buscar por canais com um aparelho de televisão e método para navegar entre o modo de visualização de televisão normal e um guia de programa eletrÈnico (epg). | |
KR100643980B1 (ko) * | 2000-08-02 | 2006-11-10 | 엘지전자 주식회사 | Gsm 단말기의 타임 버스트 램프 특성 조정방법 |
US6392460B1 (en) * | 2001-01-17 | 2002-05-21 | Walter H. Vail | Drive circuit for tattoo machine which provides improved operator control |
CN102984630B (zh) | 2011-09-06 | 2015-12-02 | 昂宝电子(上海)有限公司 | 用于音频放大***中减少失真的***和方法 |
JP2014179508A (ja) * | 2013-03-15 | 2014-09-25 | Tokyo Electron Ltd | 基板処理装置及び基板処理方法 |
US9685919B2 (en) | 2013-08-21 | 2017-06-20 | On-Bright Electronics (Shanghai) Co., Ltd. | Amplification systems and methods with output regulation |
CN103441739B (zh) * | 2013-08-21 | 2015-04-22 | 昂宝电子(上海)有限公司 | 具有一个或多个通道的放大***和方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1462279A (fr) * | 1965-09-21 | 1966-04-15 | Cit Alcatel | Liaisons radio à fréquences porteuses aléatoires |
CA1096519A (en) * | 1976-10-27 | 1981-02-24 | Rca Corporation | Phase locked loop tuning system with a preset channel memory |
GB1590444A (en) * | 1976-10-27 | 1981-06-03 | Rca Corp | Phase locked loop tuning system with preset tuning |
-
1978
- 1978-07-17 US US05/925,655 patent/US4182994A/en not_active Expired - Lifetime
- 1978-07-28 GB GB7831592A patent/GB2003300B/en not_active Expired
- 1978-08-15 FI FI782483A patent/FI782483A/fi unknown
- 1978-08-15 SE SE7808664A patent/SE7808664L/sv unknown
- 1978-08-21 FR FR7824266A patent/FR2401559A1/fr not_active Withdrawn
- 1978-08-21 FR FR7824265A patent/FR2401557A1/fr not_active Withdrawn
- 1978-08-21 IT IT7826896A patent/IT7826896A0/it unknown
- 1978-08-21 JP JP10225478A patent/JPS5445510A/ja active Pending
- 1978-08-21 US US05/935,204 patent/US4204173A/en not_active Expired - Lifetime
- 1978-08-22 GB GB7834116A patent/GB2003351B/en not_active Expired
- 1978-08-22 DE DE19782836724 patent/DE2836724A1/de not_active Withdrawn
- 1978-08-22 DE DE19782836723 patent/DE2836723A1/de not_active Withdrawn
- 1978-08-22 JP JP10266578A patent/JPS5456349A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
GB2003351B (en) | 1982-03-03 |
FR2401559A1 (fr) | 1979-03-23 |
GB2003300A (en) | 1979-03-07 |
FR2401557A1 (fr) | 1979-03-23 |
GB2003351A (en) | 1979-03-07 |
GB2003300B (en) | 1982-03-17 |
SE7808664L (sv) | 1979-02-23 |
IT7826896A0 (it) | 1978-08-21 |
US4182994A (en) | 1980-01-08 |
US4204173A (en) | 1980-05-20 |
DE2836723A1 (de) | 1979-03-22 |
JPS5456349A (en) | 1979-05-07 |
DE2836724A1 (de) | 1979-03-01 |
JPS5445510A (en) | 1979-04-10 |
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