FR1556472A - - Google Patents

Info

Publication number: FR1556472A
Authority: FR; France
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

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.)

1967-01-21

Filing date

1968-01-17

Publication date

1969-02-07

1968-01-17 Application filed filed Critical

1969-02-07 Application granted granted Critical

1969-02-07 Publication of FR1556472A publication Critical patent/FR1556472A/fr

Status Expired legal-status Critical Current

Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
- H03K5/01—Shaping pulses
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K4/00—Generating pulses having essentially a finite slope or stepped portions
- H03K4/06—Generating pulses having essentially a finite slope or stepped portions having triangular shape
- H03K4/08—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape
- H03K4/48—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices
- H03K4/60—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices in which a sawtooth current is produced through an inductor

Landscapes

Physics & Mathematics (AREA)
Nonlinear Science (AREA)
Control Of Stepping Motors (AREA)
Dc-Dc Converters (AREA)

FR1556472D 1967-01-21 1968-01-17 Expired FR1556472A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB324467A GB1215296A (en)	1967-01-21	1967-01-21	Improvements in means for producing a variable voltage

Publications (1)

Publication Number	Publication Date
FR1556472A true FR1556472A (fr)	1969-02-07

Family

ID=9754677

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR1556472D Expired FR1556472A (fr)	1967-01-21	1968-01-17

Country Status (4)

Country	Link
CH (1)	CH479202A (fr)
DE (1)	DE1638111A1 (fr)
FR (1)	FR1556472A (fr)
GB (1)	GB1215296A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3727139A (en) *	1971-08-10	1973-04-10	Philco Ford Corp	Voltage supply for voltage variable capacitor diode tuning

1967
- 1967-01-21 GB GB324467A patent/GB1215296A/en not_active Expired
- 1967-12-29 CH CH1839267A patent/CH479202A/fr not_active IP Right Cessation
1968
- 1968-01-17 DE DE19681638111 patent/DE1638111A1/de active Pending
- 1968-01-17 FR FR1556472D patent/FR1556472A/fr not_active Expired

Also Published As

Publication number	Publication date
CH479202A (fr)	1969-09-30
DE1638111A1 (de)	1972-02-24
GB1215296A (en)	1970-12-09

Publication	Publication Date	Title
AU425114B2 (fr)	1972-06-14
FR1556472A (fr)	1969-02-07
AU2256867A (fr)	1968-12-05
AU610966A (fr)	1968-11-28
BE693127A (fr)	1967-07-25
BE703228A (fr)	1968-01-15
BE712043A (fr)	1968-07-15
BE711805A (fr)	1968-07-15
BE710847A (fr)	1968-07-01
BE710576A (fr)	1968-06-17
BE710557A (fr)	1968-06-17
BE710404A (fr)	1968-08-06
BE710381A (fr)	1968-06-17
BE710263A (fr)	1968-08-02
BE710028A (fr)	1968-05-30
BE709918A (fr)	1968-07-26
BE709858A (fr)	1968-07-25
BE692779A (fr)	1967-07-03
BE706872A (fr)	1968-04-01
BE692922A (fr)	1967-07-20
BE699684A (fr)	1967-12-08
AU2406369A (fr)	1969-01-09
BE693190A (fr)	1967-07-03
BE692409A (fr)	1967-06-16
BE693075A (fr)	1967-07-03

Legal Events

Date	Code	Title	Description
1973-04-06	ST	Notification of lapse