JPH0224415B2 - - Google Patents
Info
- Publication number
- JPH0224415B2 JPH0224415B2 JP57224200A JP22420082A JPH0224415B2 JP H0224415 B2 JPH0224415 B2 JP H0224415B2 JP 57224200 A JP57224200 A JP 57224200A JP 22420082 A JP22420082 A JP 22420082A JP H0224415 B2 JPH0224415 B2 JP H0224415B2
- Authority
- JP
- Japan
- Prior art keywords
- frequency
- pll
- voltage
- oscillation
- oscillator
- 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
- 230000010355 oscillation Effects 0.000 claims description 19
- 238000001514 detection method Methods 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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
- H03L7/183—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
- H03L7/187—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 using means for coarse tuning the voltage controlled oscillator of the loop
- H03L7/189—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 using means for coarse tuning the voltage controlled oscillator of the loop comprising a D/A converter for generating a coarse tuning voltage
Landscapes
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57224200A JPS59114926A (ja) | 1982-12-21 | 1982-12-21 | Ｐｌｌ発振回路 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57224200A JPS59114926A (ja) | 1982-12-21 | 1982-12-21 | Ｐｌｌ発振回路 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59114926A JPS59114926A (ja) | 1984-07-03 |
| JPH0224415B2 true JPH0224415B2 (US06650917-20031118-M00005.png) | 1990-05-29 |
Family
ID=16810088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57224200A Granted JPS59114926A (ja) | 1982-12-21 | 1982-12-21 | Ｐｌｌ発振回路 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59114926A (US06650917-20031118-M00005.png) |
-
1982
- 1982-12-21 JP JP57224200A patent/JPS59114926A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59114926A (ja) | 1984-07-03 |
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