FR2303414A1 - Procede de fabrication de circuits hf, en particulier de circuits d'accord de television uhf - Google Patents
Procede de fabrication de circuits hf, en particulier de circuits d'accord de television uhfInfo
- Publication number
- FR2303414A1 FR2303414A1 FR7606328A FR7606328A FR2303414A1 FR 2303414 A1 FR2303414 A1 FR 2303414A1 FR 7606328 A FR7606328 A FR 7606328A FR 7606328 A FR7606328 A FR 7606328A FR 2303414 A1 FR2303414 A1 FR 2303414A1
- Authority
- FR
- France
- Prior art keywords
- coupling
- prototype
- circuit
- involves
- established
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J3/00—Continuous tuning
- H03J3/02—Details
- H03J3/16—Tuning without displacement of reactive element, e.g. by varying permeability
- H03J3/18—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance
- H03J3/185—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance with varactors, i.e. voltage variable reactive diodes
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H5/00—One-port networks comprising only passive electrical elements as network components
- H03H5/02—One-port networks comprising only passive electrical elements as network components without voltage- or current-dependent elements
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K9/00—Screening of apparatus or components against electric or magnetic fields
- H05K9/0007—Casings
- H05K9/002—Casings with localised screening
- H05K9/0039—Galvanic coupling of ground layer on printed circuit board [PCB] to conductive casing
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Structure Of Receivers (AREA)
- Filters And Equalizers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7502579A NL7502579A (nl) | 1975-03-05 | 1975-03-05 | Werkwijze voor het vervaardigen van hf-schakelingen, in het bijzonder uhf-televisietuners. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2303414A1 true FR2303414A1 (fr) | 1976-10-01 |
FR2303414B3 FR2303414B3 (fr) | 1978-12-01 |
Family
ID=19823304
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7606328A Granted FR2303414A1 (fr) | 1975-03-05 | 1976-03-05 | Procede de fabrication de circuits hf, en particulier de circuits d'accord de television uhf |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS51112106A (fr) |
AU (1) | AU1154976A (fr) |
DE (1) | DE2607195A1 (fr) |
FR (1) | FR2303414A1 (fr) |
IT (1) | IT1057653B (fr) |
NL (1) | NL7502579A (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0059268A1 (fr) * | 1981-02-25 | 1982-09-08 | Blaupunkt-Werke GmbH | Dispositif d'accord pour des récepteurs de télévision |
EP0575892A1 (fr) * | 1992-06-17 | 1993-12-29 | Mitsubishi Denki Kabushiki Kaisha | Module semi-conducteur de puissance |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3213406A1 (de) * | 1982-04-10 | 1983-10-13 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Schmalbandverstaerker, insbesondere fernseh-zwischenfrequenz-verstaerker |
JPS62158926U (fr) * | 1986-03-26 | 1987-10-08 |
-
1975
- 1975-03-05 NL NL7502579A patent/NL7502579A/xx unknown
-
1976
- 1976-02-23 DE DE19762607195 patent/DE2607195A1/de active Pending
- 1976-03-02 JP JP2256476A patent/JPS51112106A/ja active Pending
- 1976-03-02 AU AU11549/76A patent/AU1154976A/en not_active Expired
- 1976-03-02 IT IT6749676A patent/IT1057653B/it active
- 1976-03-05 FR FR7606328A patent/FR2303414A1/fr active Granted
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0059268A1 (fr) * | 1981-02-25 | 1982-09-08 | Blaupunkt-Werke GmbH | Dispositif d'accord pour des récepteurs de télévision |
EP0575892A1 (fr) * | 1992-06-17 | 1993-12-29 | Mitsubishi Denki Kabushiki Kaisha | Module semi-conducteur de puissance |
US5444297A (en) * | 1992-06-17 | 1995-08-22 | Mitsubishi Denki Kabushiki Kaisha | Noise resistant semiconductor power module |
Also Published As
Publication number | Publication date |
---|---|
FR2303414B3 (fr) | 1978-12-01 |
DE2607195A1 (de) | 1976-09-16 |
NL7502579A (nl) | 1976-09-07 |
AU1154976A (en) | 1977-09-08 |
JPS51112106A (en) | 1976-10-04 |
IT1057653B (it) | 1982-03-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |