BE728301A - - Google Patents
Info
- Publication number
- BE728301A BE728301A BE728301DA BE728301A BE 728301 A BE728301 A BE 728301A BE 728301D A BE728301D A BE 728301DA BE 728301 A BE728301 A BE 728301A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
- H03D3/02—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal
- H03D3/06—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by combining signals additively or in product demodulators
- H03D3/14—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by combining signals additively or in product demodulators by means of semiconductor devices having more than two electrodes
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S26/00—Textiles: cloth finishing
- Y10S26/01—Edge and/or uncurling; stiffening
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
- Networks Using Active Elements (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US70570968A | 1968-02-15 | 1968-02-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE728301A true BE728301A (zh) | 1969-07-16 |
Family
ID=24834608
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE728301D BE728301A (zh) | 1968-02-15 | 1969-02-12 |
Country Status (8)
Country | Link |
---|---|
US (1) | US3519944A (zh) |
AT (1) | AT320738B (zh) |
BE (1) | BE728301A (zh) |
DE (1) | DE1906957C3 (zh) |
ES (1) | ES363510A1 (zh) |
FR (1) | FR2001986A1 (zh) |
GB (2) | GB1262876A (zh) |
MY (2) | MY7500041A (zh) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3667060A (en) * | 1970-08-26 | 1972-05-30 | Rca Corp | Balanced angle modulation detector |
DE2230431C3 (de) * | 1972-06-22 | 1982-12-16 | Robert Bosch Gmbh, 7000 Stuttgart | Schaltungsanordnung zur symmetrischen Ansteuerung eines Differenzverstärkers |
CA1062779A (en) * | 1974-04-04 | 1979-09-18 | General Electric Company | Detector for am-fm signals |
JPS54158153A (en) * | 1978-06-02 | 1979-12-13 | Nec Corp | Fm demodulating circuit |
JPS55153405A (en) * | 1979-05-18 | 1980-11-29 | Sanyo Electric Co Ltd | Fm detection circuit |
US4450590A (en) * | 1979-06-12 | 1984-05-22 | General Electric Company | Discriminator circuit for frequency modulation receivers |
US4272726A (en) * | 1979-07-20 | 1981-06-09 | Rca Corporation | Differential FM detector with series tuned filter |
US4518997A (en) * | 1983-01-13 | 1985-05-21 | Zenith Radio Corporation | Demodulator having two phase shift networks for wide band television audio |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2248229A (en) * | 1938-10-21 | 1941-07-08 | Emi Ltd | Frequency controlling system |
FR876917A (fr) * | 1940-10-22 | 1942-11-23 | Fides Gmbh | Perfectionnements aux procédés et dispositifs de démodulation d'oscillations modulées en fréquence |
BE492398A (zh) * | 1948-11-29 | |||
US2755378A (en) * | 1953-09-23 | 1956-07-17 | Collins Radio Co | Stabilized discriminator |
BE540597A (zh) * | 1954-08-17 | |||
DE1011481B (de) * | 1956-04-25 | 1957-07-04 | Telefunken Gmbh | Transistor-Gleichrichterschaltung |
GB916160A (en) * | 1958-03-29 | 1963-01-23 | Emi Ltd | Improvements in or relating to frequency discriminator circuits |
NL260386A (zh) * | 1960-01-30 | |||
US3137821A (en) * | 1960-03-14 | 1964-06-16 | Systems Inc Comp | Discriminators |
US3183449A (en) * | 1962-02-07 | 1965-05-11 | Gen Electric | Wide band frequency discriminator |
FR1347456A (fr) * | 1963-02-07 | 1963-12-27 | Thomson Houston Comp Francaise | Discriminateur de fréquence à large bande |
DE1221693B (de) * | 1964-07-24 | 1966-07-28 | Telefunken Patent | Schaltung zur Demodulation amplituden-modulierter Schwingungen mit einer Diode |
US3355669A (en) * | 1964-09-14 | 1967-11-28 | Rca Corp | Fm detector system suitable for integration in a monolithic semiconductor body |
US3416091A (en) * | 1965-03-05 | 1968-12-10 | Northern Electric Co | Amplifier circuit having feedback connection for reducing distortion caused by the non-linear characteristic of its output transformer |
US3399353A (en) * | 1967-06-02 | 1968-08-27 | Rca Corp | Fm counter-type detector especially suited for integrated circuit fabrication |
-
1968
- 1968-02-15 US US705709A patent/US3519944A/en not_active Expired - Lifetime
-
1969
- 1969-02-12 DE DE1906957A patent/DE1906957C3/de not_active Expired
- 1969-02-12 BE BE728301D patent/BE728301A/xx not_active IP Right Cessation
- 1969-02-13 ES ES363510A patent/ES363510A1/es not_active Expired
- 1969-02-14 GB GB36178/71A patent/GB1262876A/en not_active Expired
- 1969-02-14 FR FR6903777A patent/FR2001986A1/fr active Pending
- 1969-02-14 GB GB8109/69A patent/GB1262875A/en not_active Expired
- 1969-02-17 AT AT156969A patent/AT320738B/de not_active IP Right Cessation
-
1975
- 1975-12-30 MY MY41/75A patent/MY7500041A/xx unknown
- 1975-12-30 MY MY44/75A patent/MY7500044A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
MY7500041A (en) | 1975-12-31 |
US3519944A (en) | 1970-07-07 |
GB1262875A (en) | 1972-02-09 |
AT320738B (de) | 1975-02-25 |
ES363510A1 (es) | 1971-01-01 |
DE1906957A1 (de) | 1969-11-06 |
MY7500044A (en) | 1975-12-31 |
DE1906957B2 (de) | 1972-09-07 |
FR2001986A1 (zh) | 1969-10-03 |
DE1906957C3 (de) | 1981-09-24 |
GB1262876A (en) | 1972-02-09 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE20 | Patent expired |
Owner name: RADIO CORP. OF AMERICA Effective date: 19890212 |