NL7001525A - - Google Patents
Info
- Publication number
- NL7001525A NL7001525A NL7001525A NL7001525A NL7001525A NL 7001525 A NL7001525 A NL 7001525A NL 7001525 A NL7001525 A NL 7001525A NL 7001525 A NL7001525 A NL 7001525A NL 7001525 A NL7001525 A NL 7001525A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/16—Circuits
- H04B1/1646—Circuits adapted for the reception of stereophonic signals
- H04B1/1653—Detection of the presence of stereo signals and pilot signal regeneration
-
- 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
- H03B19/14—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 semiconductor device
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Stereo-Broadcasting Methods (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US79700869A | 1969-02-06 | 1969-02-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7001525A true NL7001525A (de) | 1970-08-10 |
Family
ID=25169656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7001525A NL7001525A (de) | 1969-02-06 | 1970-02-03 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3585411A (de) |
| BR (1) | BR7016630D0 (de) |
| CA (1) | CA918252A (de) |
| DE (1) | DE2003510A1 (de) |
| FR (1) | FR2030336A7 (de) |
| NL (1) | NL7001525A (de) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3721766A (en) * | 1970-11-16 | 1973-03-20 | Motorola Inc | Frequency multiplying circuit utilizing time gates and switching signals of differing phases |
| US4006417A (en) * | 1975-06-12 | 1977-02-01 | Motorola, Inc. | Tachometer |
| JP2757377B2 (ja) * | 1988-06-28 | 1998-05-25 | ソニー株式会社 | ステレオ復調回路 |
| US5793239A (en) * | 1995-06-29 | 1998-08-11 | Analog Devices, Inc. | Composite load circuit |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL10035C (de) * | 1919-04-28 | |||
| US2249503A (en) * | 1940-01-29 | 1941-07-15 | Acme Newspictures Inc | Audio frequency doubler |
| US2414541A (en) * | 1943-07-31 | 1947-01-21 | Westinghouse Electric Corp | Electronic frequency multiplier |
| US2579217A (en) * | 1947-02-07 | 1951-12-18 | Ferris Instr Lab | Harmonic electrical alternating-current generation |
| US2861182A (en) * | 1953-06-16 | 1958-11-18 | Green Milton | Logarithmic converter circuit |
| US3089968A (en) * | 1961-06-22 | 1963-05-14 | Gen Precision Inc | Non-linear amplifier |
| US3306980A (en) * | 1962-12-21 | 1967-02-28 | Matsushita Electric Ind Co Ltd | Noise-limited type frequency multiplier for fm stereophonic receivers |
| US3188496A (en) * | 1963-04-15 | 1965-06-08 | Lyttleton W Ballard | Transistor frequency multiplier employing diode protected transistor and tuned circuit |
| US3230396A (en) * | 1963-10-15 | 1966-01-18 | Sylvania Electric Prod | Transistor frequency multipliers |
| US3349184A (en) * | 1965-05-17 | 1967-10-24 | Harvey L Morgan | Bandwidth compression and expansion by frequency division and multiplication |
-
1969
- 1969-02-06 US US797008A patent/US3585411A/en not_active Expired - Lifetime
-
1970
- 1970-01-27 DE DE19702003510 patent/DE2003510A1/de active Pending
- 1970-01-30 CA CA073525A patent/CA918252A/en not_active Expired
- 1970-02-03 NL NL7001525A patent/NL7001525A/xx unknown
- 1970-02-05 FR FR7004113A patent/FR2030336A7/fr not_active Expired
- 1970-02-06 BR BR216630/70A patent/BR7016630D0/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US3585411A (en) | 1971-06-15 |
| FR2030336A7 (de) | 1970-11-13 |
| BR7016630D0 (pt) | 1973-01-04 |
| DE2003510A1 (de) | 1971-06-16 |
| CA918252A (en) | 1973-01-02 |