NL132648B - - Google Patents

Info

Publication number: NL132648B
Authority: NL; Netherlands

Application number

Priority date (The priority date 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 date listed.)

1946-06-19

Publication of NL132648B publication Critical patent/NL132648B/xx

Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C3/00—Angle modulation
- H03C3/38—Angle modulation by converting amplitude modulation to angle modulation
- H03C3/40—Angle modulation by converting amplitude modulation to angle modulation using two signal paths the outputs of which have a predetermined phase difference and at least one output being amplitude-modulated
- 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
- H03B5/34—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 vacuum tube
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C3/00—Angle modulation
- H03C3/02—Details
- H03C3/09—Modifications of modulator for regulating the mean frequency
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C3/00—Angle modulation
- H03C3/10—Angle modulation by means of variable impedance
- H03C3/12—Angle modulation by means of variable impedance by means of a variable reactive element
- H03C3/14—Angle modulation by means of variable impedance by means of a variable reactive element simulated by circuit comprising active element with at least three electrodes, e.g. reactance-tube circuit
- H03C3/16—Angle modulation by means of variable impedance by means of a variable reactive element simulated by circuit comprising active element with at least three electrodes, e.g. reactance-tube circuit in which the active element simultaneously serves as the active element of an oscillator

NL132648D 1946-06-19 NL132648B (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US677656A US2492185A (en)	1946-06-19	1946-06-19	Oscillator

Publications (1)

Publication Number	Publication Date
NL132648B true NL132648B (enrdf_load_html_response)

Family

ID=24719624

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL132648D NL132648B (enrdf_load_html_response)	1946-06-19

Country Status (5)

Country	Link
US (1)	US2492185A (enrdf_load_html_response)
BE (1)	BE476373A (enrdf_load_html_response)
CH (1)	CH266249A (enrdf_load_html_response)
ES (1)	ES180303A1 (enrdf_load_html_response)
NL (1)	NL132648B (enrdf_load_html_response)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2675476A (en) *	1945-06-23	1954-04-13	Reuben A Isberg	Oscillator
GB2147753A (en) *	1983-10-07	1985-05-15	Philips Electronic Associated	Voltage controlled oscillator

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2326314A (en) *	1941-08-30	1943-08-10	Rca Corp	Frequency modulation
US2318979A (en) *	1941-10-02	1943-05-11	Rca Corp	Frequency modulator
US2440621A (en) *	1944-04-25	1948-04-27	Rca Corp	Frequency modulation

0
- BE BE476373D patent/BE476373A/xx unknown
- NL NL132648D patent/NL132648B/xx unknown
1946
- 1946-06-19 US US677656A patent/US2492185A/en not_active Expired - Lifetime
1947
- 1947-06-19 CH CH266249D patent/CH266249A/fr unknown
- 1947-10-30 ES ES0180303A patent/ES180303A1/es not_active Expired

Also Published As

Publication number	Publication date
US2492185A (en)	1949-12-27
ES180303A1 (es)	1947-12-01
BE476373A (enrdf_load_html_response)
CH266249A (fr)	1950-01-15

Publication	Publication Date	Title
BE463006A (enrdf_load_html_response)	1946-08-12
NL67667C (enrdf_load_html_response)	1951-03-16
AT189954B (enrdf_load_html_response)
BE463929A (enrdf_load_html_response)
BE464439A (enrdf_load_html_response)
BE463599A (enrdf_load_html_response)
NL132648B (enrdf_load_html_response)
BE463580A (enrdf_load_html_response)
BE463324A (enrdf_load_html_response)
BE463154A (enrdf_load_html_response)
BE463045A (enrdf_load_html_response)
BE462695A (enrdf_load_html_response)
BE462639A (enrdf_load_html_response)	1946-02-28
BE462607A (enrdf_load_html_response)
BE462482A (enrdf_load_html_response)
NL79784C (enrdf_load_html_response)
NL69639C (enrdf_load_html_response)
BE462033A (enrdf_load_html_response)
NL132441C (enrdf_load_html_response)
BE461309A (enrdf_load_html_response)
BE473455A (enrdf_load_html_response)
BE375456A (enrdf_load_html_response)
BE471028A (enrdf_load_html_response)
BE464883A (enrdf_load_html_response)
BE459809A (enrdf_load_html_response)