JPS5225205B2 - - Google Patents
Info
- Publication number
- JPS5225205B2 JPS5225205B2 JP8609872A JP8609872A JPS5225205B2 JP S5225205 B2 JPS5225205 B2 JP S5225205B2 JP 8609872 A JP8609872 A JP 8609872A JP 8609872 A JP8609872 A JP 8609872A JP S5225205 B2 JPS5225205 B2 JP S5225205B2
- Authority
- JP
- Japan
- 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
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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J1/00—Frequency-division multiplex systems
- H04J1/02—Details
- H04J1/06—Arrangements for supplying the carrier waves ; Arrangements for supplying synchronisation signals
-
- 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
- H03B5/30—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator
- H03B5/32—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator
- H03B5/36—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being semiconductor device
- H03B5/366—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being semiconductor device and comprising means for varying the frequency by a variable voltage or current
- H03B5/368—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being semiconductor device and comprising means for varying the frequency by a variable voltage or current the means being voltage variable capacitance diodes
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Transmitters (AREA)
- Radio Relay Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712143075 DE2143075C3 (de) | 1971-08-27 | 1971-08-27 | Trägerfrequenzsystem |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4835709A JPS4835709A (xx) | 1973-05-26 |
| JPS5225205B2 true JPS5225205B2 (xx) | 1977-07-06 |
Family
ID=5818006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8609872A Expired JPS5225205B2 (xx) | 1971-08-27 | 1972-08-28 |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS5225205B2 (xx) |
| CH (1) | CH551722A (xx) |
| DE (1) | DE2143075C3 (xx) |
| FR (1) | FR2151917A5 (xx) |
| GB (1) | GB1396135A (xx) |
| IT (1) | IT964262B (xx) |
| NL (1) | NL170908C (xx) |
| SE (1) | SE386791B (xx) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5038123B2 (xx) * | 1972-06-01 | 1975-12-08 | ||
| JPS50140008A (xx) * | 1974-04-26 | 1975-11-10 | ||
| US10998909B1 (en) | 2019-09-12 | 2021-05-04 | Dialog Semiconductor B.V. | Sensing device comprising a phase locked loop circuit |
-
1971
- 1971-08-27 DE DE19712143075 patent/DE2143075C3/de not_active Expired
-
1972
- 1972-08-07 CH CH1166372A patent/CH551722A/xx not_active IP Right Cessation
- 1972-08-25 GB GB3961272A patent/GB1396135A/en not_active Expired
- 1972-08-25 SE SE1104172A patent/SE386791B/xx unknown
- 1972-08-25 NL NL7211605A patent/NL170908C/xx not_active IP Right Cessation
- 1972-08-25 FR FR7230309A patent/FR2151917A5/fr not_active Expired
- 1972-08-25 IT IT2850572A patent/IT964262B/it active
- 1972-08-28 JP JP8609872A patent/JPS5225205B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2143075B2 (de) | 1973-12-13 |
| DE2143075C3 (de) | 1974-07-11 |
| JPS4835709A (xx) | 1973-05-26 |
| FR2151917A5 (xx) | 1973-04-20 |
| NL170908C (nl) | 1983-01-03 |
| DE2143075A1 (de) | 1973-03-01 |
| CH551722A (de) | 1974-07-15 |
| NL170908B (nl) | 1982-08-02 |
| GB1396135A (en) | 1975-06-04 |
| SE386791B (sv) | 1976-08-16 |
| IT964262B (it) | 1974-01-21 |
| NL7211605A (xx) | 1973-03-01 |