BE730011A - - Google Patents
Info
- Publication number
- BE730011A BE730011A BE730011DA BE730011A BE 730011 A BE730011 A BE 730011A BE 730011D A BE730011D A BE 730011DA BE 730011 A BE730011 A BE 730011A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/66—Digital/analogue converters
- H03M1/74—Simultaneous conversion
- H03M1/80—Simultaneous conversion using weighted impedances
- H03M1/808—Simultaneous conversion using weighted impedances using resistors
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06G—ANALOGUE COMPUTERS
- G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
- G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
- G06G7/25—Arrangements for performing computing operations, e.g. operational amplifiers for discontinuous functions, e.g. backlash, dead zone, limiting absolute value or peak value
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03C—MODULATION
- H03C1/00—Amplitude modulation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
- H04L27/04—Modulator circuits; Transmitter circuits
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Mathematical Physics (AREA)
- Software Systems (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Amplifiers (AREA)
- Amplitude Modulation (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US71454568A | 1968-03-20 | 1968-03-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE730011A true BE730011A (enExample) | 1969-09-01 |
Family
ID=24870451
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE730011D BE730011A (enExample) | 1968-03-20 | 1969-03-18 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3497830A (enExample) |
| AU (1) | AU5197869A (enExample) |
| BE (1) | BE730011A (enExample) |
| DE (1) | DE1913641C3 (enExample) |
| FR (1) | FR2004301B1 (enExample) |
| GB (1) | GB1236713A (enExample) |
| NL (1) | NL6904003A (enExample) |
| SE (1) | SE346187B (enExample) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3737794A (en) * | 1969-04-28 | 1973-06-05 | Tennelec | Variable gain amplifier system |
| FR2076389A5 (enExample) * | 1970-01-14 | 1971-10-15 | Lignes Telegraph Telephon | |
| US3718871A (en) * | 1970-07-29 | 1973-02-27 | Matsushita Electric Industrial Co Ltd | Phase modulating device |
| US3678376A (en) * | 1970-12-14 | 1972-07-18 | Gte Automatic Electric Lab Inc | Arrangement for testing breakdown of the insulation of a conductor utilizing an alternating current circuit to eliminate stray capacitance effects |
| US3697891A (en) * | 1970-12-31 | 1972-10-10 | J D Wrather Jr | Bidirectional waveform generator with switchable input |
| DE2424825A1 (de) * | 1974-05-22 | 1975-11-27 | Siemens Ag | Schaltungsanordnung fuer den stromrichterbetrieb eines elektrowaermegeraets |
| DE2542745C2 (de) * | 1975-09-25 | 1983-06-09 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Verstärker mit veränderbarem Übertragungsmaß, insbesondere für ein Kompander-System |
| DE2530144C3 (de) * | 1975-07-05 | 1981-11-19 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Verstärker mit veränderbarem Übertragungsmaß |
| DE2748647C2 (de) * | 1977-10-29 | 1986-06-19 | Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar | Verstärker für elektrische Signale |
| US4204261A (en) * | 1978-03-01 | 1980-05-20 | The Valeron Corporation | Complex analog signal generator |
| US4217531A (en) * | 1978-07-28 | 1980-08-12 | The Singer Company | Digitally controlled gain reduction in a positioning system |
| US4506381A (en) * | 1981-12-29 | 1985-03-19 | Mitsubishi Denki Kabushiki Kaisha | Aural transmitter device |
| DE3823008A1 (de) * | 1988-07-07 | 1990-01-11 | Telefunken Electronic Gmbh | Schaltbarer oszillator |
| US8680911B2 (en) * | 2011-03-08 | 2014-03-25 | Honeywell International Inc. | High-linearity signal-processing amplifier |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2801296A (en) * | 1954-02-09 | 1957-07-30 | Bell Telephone Labor Inc | D.-c. summing amplifier drift correction |
| US2994825A (en) * | 1958-07-09 | 1961-08-01 | Hewlett Packard Co | Voltage to time-interval converter |
| US3106684A (en) * | 1960-07-15 | 1963-10-08 | Collins Radio Co | Amplifier with interrupted positive feedback |
| US3064208A (en) * | 1961-01-05 | 1962-11-13 | Bell Telephone Labor Inc | Variable frequency pulse generator |
| US3389340A (en) * | 1964-09-30 | 1968-06-18 | Robertshaw Controls Co | Common mode rejection differential amplifier |
| FR1549197A (enExample) * | 1967-03-13 | 1968-12-13 |
-
1968
- 1968-03-20 US US714545A patent/US3497830A/en not_active Expired - Lifetime
-
1969
- 1969-03-12 SE SE3414/69A patent/SE346187B/xx unknown
- 1969-03-14 NL NL6904003A patent/NL6904003A/xx unknown
- 1969-03-17 GB GB03784/69A patent/GB1236713A/en not_active Expired
- 1969-03-17 AU AU51978/69A patent/AU5197869A/en not_active Expired
- 1969-03-18 DE DE19691913641 patent/DE1913641C3/de not_active Expired
- 1969-03-18 BE BE730011D patent/BE730011A/xx not_active IP Right Cessation
- 1969-03-19 FR FR696907900A patent/FR2004301B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1913641B2 (de) | 1972-07-13 |
| US3497830A (en) | 1970-02-24 |
| AU5197869A (en) | 1970-09-24 |
| SE346187B (enExample) | 1972-06-26 |
| NL6904003A (enExample) | 1969-09-23 |
| DE1913641A1 (de) | 1969-10-30 |
| DE1913641C3 (de) | 1973-02-08 |
| GB1236713A (en) | 1971-06-23 |
| FR2004301A1 (enExample) | 1969-11-21 |
| FR2004301B1 (enExample) | 1974-02-22 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: WESTERN ELECTRIC CY INC. Effective date: 19860331 |