[go: up one dir, main page]

FR658295A - Improvements to frequency modifying devices for electric waves - Google Patents

Improvements to frequency modifying devices for electric waves

Info

Publication number
FR658295A
FR658295A FR658295DA FR658295A FR 658295 A FR658295 A FR 658295A FR 658295D A FR658295D A FR 658295DA FR 658295 A FR658295 A FR 658295A
Authority
FR
France
Prior art keywords
electric waves
modifying devices
frequency modifying
frequency
devices
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
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Thales SA
Original Assignee
Le Materiel Telephonique Thomson CSF
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.)
Filing date
Publication date
Application filed by Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Application granted granted Critical
Publication of FR658295A publication Critical patent/FR658295A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H03B19/00—Generation of oscillations by non-regenerative frequency multiplication or division of a signal from a separate source
    • H03B19/06—Generation of oscillations by non-regenerative frequency multiplication or division of a signal from a separate source by means of discharge device or semiconductor device with more than two electrodes
    • H03B19/08—Generation of oscillations by non-regenerative frequency multiplication or division of a signal from a separate source by means of discharge device or semiconductor device with more than two electrodes by means of a discharge device
    • H03B19/12—Generation of oscillations by non-regenerative frequency multiplication or division of a signal from a separate source by means of discharge device or semiconductor device with more than two electrodes by means of a discharge device using division only
FR658295D 1927-06-13 1928-06-04 Improvements to frequency modifying devices for electric waves Expired FR658295A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1575027A GB296827A (en) 1927-06-13 1927-06-13 Frequency divider for electric waves

Publications (1)

Publication Number Publication Date
FR658295A true FR658295A (en) 1929-06-03

Family

ID=10064811

Family Applications (1)

Application Number Title Priority Date Filing Date
FR658295D Expired FR658295A (en) 1927-06-13 1928-06-04 Improvements to frequency modifying devices for electric waves

Country Status (2)

Country Link
FR (1) FR658295A (en)
GB (1) GB296827A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE469835A (en) * 1944-09-15
US2591114A (en) * 1945-09-14 1952-04-01 Us Navy Frequency divider

Also Published As

Publication number Publication date
GB296827A (en) 1928-09-13

Similar Documents

Publication Publication Date Title
FR636818A (en) Improvements to acoustic devices
FR636865A (en) Improvements to electro-dynamic devices
FR658295A (en) Improvements to frequency modifying devices for electric waves
FR647777A (en) Improvements to mounting devices for electrical devices
FR614175A (en) Improvements to devices for the transmission of vibrations
FR655924A (en) Improvements to frequency changing devices
FR637859A (en) Improvements to compensating devices
FR630774A (en) Improvements to junction devices for belts
FR673680A (en) Improvements to frequency changing devices
FR692556A (en) Improvements to antennas for electro-magnetic waves
FR625596A (en) Improvements to piezoelectric devices
FR644552A (en) Improvements to acoustic devices
FR627602A (en) Cable lug
FR638733A (en) Protection against traveling waves for electrical networks
FR617376A (en) Static frequency multipliers for signaling
FR629298A (en) Process for the production of short electric waves
FR631867A (en) electric wave transmitter
FR598627A (en) Improvements to fluid-tight devices for rotating shafts
FR637971A (en) Reflector for short hertzian waves
FR723598A (en) Tuning device for electric waves
FR660179A (en) Improvements to electrical wave receiving devices
FR626679A (en) Improvements to acoustic devices
FR540673A (en) Receiving device for electric waves
FR643977A (en) Improvements to electric discharge devices
FR680475A (en) Improvements to devices for permanent waves