NL193075B - Variable DC power source with increased efficiency for use in high power amplifiers. - Google Patents
Variable DC power source with increased efficiency for use in high power amplifiers.Info
- Publication number
- NL193075B NL193075B NL8820727A NL8820727A NL193075B NL 193075 B NL193075 B NL 193075B NL 8820727 A NL8820727 A NL 8820727A NL 8820727 A NL8820727 A NL 8820727A NL 193075 B NL193075 B NL 193075B
- Authority
- NL
- Netherlands
- Prior art keywords
- variable
- increased efficiency
- power source
- high power
- power amplifiers
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
- G05F1/46—Regulating voltage or current wherein the variable actually regulated by the final control device is dc
- G05F1/618—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series and in parallel with the load as final control devices
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Amplifiers (AREA)
- Dc-Dc Converters (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/US1988/002873 WO1990002443A1 (en) | 1988-08-22 | 1988-08-22 | A switchable dc power supply with increased efficiency for use in large wattage amplifiers |
US8802873 | 1988-08-22 |
Publications (3)
Publication Number | Publication Date |
---|---|
NL8820727A NL8820727A (en) | 1990-08-01 |
NL193075B true NL193075B (en) | 1998-05-06 |
NL193075C NL193075C (en) | 1998-09-08 |
Family
ID=22208860
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL8820727A NL193075C (en) | 1988-08-22 | 1988-08-22 | Variable DC power source with increased efficiency for use in high power amplifiers. |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPH02502690A (en) |
AU (1) | AU625659B2 (en) |
CA (1) | CA1318945C (en) |
DE (2) | DE3891380C2 (en) |
FR (1) | FR2636181B1 (en) |
GB (1) | GB2230672B (en) |
NL (1) | NL193075C (en) |
WO (1) | WO1990002443A1 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU630758B2 (en) * | 1989-11-04 | 1992-11-05 | Yoshikazu Kuze | Sealing means for a thermostat |
US5818301A (en) * | 1995-05-18 | 1998-10-06 | Matsushita Electric Industrial Co., Ltd. | Power amplifier arrangenment of a plural power supply switching type |
DE102011011330B4 (en) * | 2010-11-05 | 2018-02-08 | Sew-Eurodrive Gmbh & Co Kg | Buck converter |
DE102011011329B4 (en) * | 2010-11-05 | 2018-02-08 | Sew-Eurodrive Gmbh & Co Kg | Boost converter |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1293301B (en) * | 1964-02-20 | 1969-04-24 | Gossen & Co Gmbh P | Arrangement for series or parallel connection of transistorized power supplies |
US3459957A (en) * | 1967-07-19 | 1969-08-05 | Ite Imperial Corp | Voltage regulator circuit |
US3748500A (en) * | 1971-12-22 | 1973-07-24 | F Tam | Multiple redundant power supply |
US3808545A (en) * | 1972-10-04 | 1974-04-30 | Int Radio & Electronics Corp | High power bridge audio amplifier |
US3871383A (en) * | 1973-09-25 | 1975-03-18 | Medcor Inc | Power supply |
JPS5620314A (en) * | 1979-07-27 | 1981-02-25 | Nippon Gakki Seizo Kk | Electric power amplifier |
US4315162A (en) * | 1980-05-09 | 1982-02-09 | Control Technology, Incorporated | Reserve power supply for computers |
US4339704A (en) * | 1980-07-07 | 1982-07-13 | General Electric Company | Series parallel transition for power supply |
JPS57204609A (en) * | 1981-06-10 | 1982-12-15 | Nippon Gakki Seizo Kk | Amplifier |
JPS58200608A (en) * | 1982-05-18 | 1983-11-22 | Marantz Japan Inc | Power amplifier |
JPS5921106A (en) * | 1982-07-27 | 1984-02-03 | Pioneer Electronic Corp | High efficiency power amplifier |
JPS5962927A (en) * | 1982-10-01 | 1984-04-10 | Nippon Denso Co Ltd | Solar battery package device |
US4412137A (en) * | 1982-12-13 | 1983-10-25 | Eaton Corporation | Dual voltage engine starter management system |
FR2557399B1 (en) * | 1983-12-23 | 1990-05-04 | Thomson Csf | LINEAR POWER AMPLIFIER |
CA1214228A (en) * | 1985-04-23 | 1986-11-18 | Min-Tai Hong | Audio frequency amplifier supplied with dynamic power on demand |
FR2583233B1 (en) * | 1985-06-07 | 1992-05-15 | Thomson Csf | SWITCHED POWER AMPLIFIER |
DE3530637A1 (en) * | 1985-08-28 | 1987-03-12 | Philips Patentverwaltung | CIRCUIT ARRANGEMENT WITH A LOAD CONNECTED TO THE OUTPUT OF AN AMPLIFIER |
-
1988
- 1988-08-22 NL NL8820727A patent/NL193075C/en not_active IP Right Cessation
- 1988-08-22 JP JP50798088A patent/JPH02502690A/en active Pending
- 1988-08-22 DE DE3891380A patent/DE3891380C2/en not_active Expired - Lifetime
- 1988-08-22 AU AU25270/88A patent/AU625659B2/en not_active Expired
- 1988-08-22 DE DE19883891380 patent/DE3891380T1/en active Pending
- 1988-08-22 WO PCT/US1988/002873 patent/WO1990002443A1/en active Application Filing
- 1988-08-25 CA CA000575676A patent/CA1318945C/en not_active Expired - Lifetime
- 1988-09-06 FR FR8811632A patent/FR2636181B1/en not_active Expired - Lifetime
-
1990
- 1990-03-28 GB GB9006948A patent/GB2230672B/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
NL8820727A (en) | 1990-08-01 |
FR2636181B1 (en) | 1995-12-01 |
AU2527088A (en) | 1990-03-23 |
DE3891380T1 (en) | 1990-09-20 |
NL193075C (en) | 1998-09-08 |
JPH02502690A (en) | 1990-08-23 |
WO1990002443A1 (en) | 1990-03-08 |
DE3891380C2 (en) | 1995-02-16 |
GB2230672B (en) | 1993-04-28 |
CA1318945C (en) | 1993-06-08 |
GB2230672A (en) | 1990-10-24 |
FR2636181A1 (en) | 1990-03-09 |
GB9006948D0 (en) | 1990-08-01 |
AU625659B2 (en) | 1992-07-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A1A | A request for search or an international-type search has been filed | ||
BB | A search report has been drawn up | ||
BC | A request for examination has been filed | ||
V1 | Lapsed because of non-payment of the annual fee |
Effective date: 20020301 |