JPS51135310A - Local oscillator for multi-channel - Google Patents
Local oscillator for multi-channelInfo
- Publication number
- JPS51135310A JPS51135310A JP50059420A JP5942075A JPS51135310A JP S51135310 A JPS51135310 A JP S51135310A JP 50059420 A JP50059420 A JP 50059420A JP 5942075 A JP5942075 A JP 5942075A JP S51135310 A JPS51135310 A JP S51135310A
- Authority
- JP
- Japan
- Prior art keywords
- channel
- local oscillator
- spurias
- strive
- omitting
- 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.)
- Pending
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
- H03L7/183—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
Landscapes
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Transceivers (AREA)
- Superheterodyne Receivers (AREA)
Abstract
PURPOSE:To strive a simplification of circuit constitution and a reduction of spurias emission by omitting a mixer of digital synthesizer and dividing VCO output directly.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50059420A JPS51135310A (en) | 1975-05-19 | 1975-05-19 | Local oscillator for multi-channel |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50059420A JPS51135310A (en) | 1975-05-19 | 1975-05-19 | Local oscillator for multi-channel |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS51135310A true JPS51135310A (en) | 1976-11-24 |
Family
ID=13112740
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50059420A Pending JPS51135310A (en) | 1975-05-19 | 1975-05-19 | Local oscillator for multi-channel |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS51135310A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6243216A (en) * | 1985-08-20 | 1987-02-25 | Nec Corp | Frequency synthesizer |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4860510A (en) * | 1971-11-29 | 1973-08-24 |
-
1975
- 1975-05-19 JP JP50059420A patent/JPS51135310A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4860510A (en) * | 1971-11-29 | 1973-08-24 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6243216A (en) * | 1985-08-20 | 1987-02-25 | Nec Corp | Frequency synthesizer |
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