JPS5522845B1 - - Google Patents
Info
- Publication number
- JPS5522845B1 JPS5522845B1 JP1624671A JP1624671A JPS5522845B1 JP S5522845 B1 JPS5522845 B1 JP S5522845B1 JP 1624671 A JP1624671 A JP 1624671A JP 1624671 A JP1624671 A JP 1624671A JP S5522845 B1 JPS5522845 B1 JP S5522845B1
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3005—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers
- H03G3/3026—Automatic control in amplifiers having semiconductor devices in amplifiers suitable for low-frequencies, e.g. audio amplifiers the gain being discontinuously variable, e.g. controlled by switching
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Digital Magnetic Recording (AREA)
- Control Of Amplification And Gain Control (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US2182670A | 1970-03-23 | 1970-03-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5522845B1 true JPS5522845B1 (enExample) | 1980-06-19 |
Family
ID=21806370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1624671A Pending JPS5522845B1 (enExample) | 1970-03-23 | 1971-03-23 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3662365A (enExample) |
| JP (1) | JPS5522845B1 (enExample) |
| CA (1) | CA937671A (enExample) |
| DE (1) | DE2113815B2 (enExample) |
| FR (1) | FR2099058A5 (enExample) |
| GB (1) | GB1299055A (enExample) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3805293A (en) * | 1972-06-01 | 1974-04-16 | Us Army | Signal processing system |
| US3879674A (en) * | 1973-12-27 | 1975-04-22 | Burroughs Corp | Automatic gain control circuit |
| CA1063717A (en) * | 1975-03-12 | 1979-10-02 | Chih C. Yu | Programmable binary amplifier |
| US4222081A (en) * | 1977-11-21 | 1980-09-09 | Hitachi, Ltd. | Information reading device for a multitrack storage device |
| DE2853642A1 (de) * | 1978-12-09 | 1980-06-12 | Biotronik Mess & Therapieg | Amplituden-regeleinrichtung fuer ekg-signale |
| US4298898A (en) * | 1979-04-19 | 1981-11-03 | Compagnie Internationale Pour L'informatique Cii Honeywell Bull | Method of and apparatus for reading data from reference zones of a memory |
| GB2166014B (en) * | 1984-10-24 | 1988-10-26 | Gen Electric Co Plc | Automatic gain control |
| GB2209444B (en) * | 1987-07-21 | 1992-03-18 | Plessey Co Plc | Improvements in or relating to amplifiers |
| US7864467B2 (en) * | 2008-02-06 | 2011-01-04 | International Business Machines Corporation | Gain control for data-dependent detection in magnetic storage read channels |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3464022A (en) * | 1967-08-30 | 1969-08-26 | Mandrel Industries | Apparatus for controlling the gain of binary gain ranging amplifiers |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3153702A (en) * | 1960-02-11 | 1964-10-20 | Wurlitzer Co | Volume compensated stereophonic phonograph |
| US3331030A (en) * | 1963-08-20 | 1967-07-11 | Bell Telephone Labor Inc | Automatic gain control circuit |
| US3430215A (en) * | 1964-07-13 | 1969-02-25 | Burroughs Corp | Automatic gain level stepping system |
| US3376557A (en) * | 1965-05-10 | 1968-04-02 | Leach Corp | Digital data acquisition system with amplifiers having automatic binary gain controlcircuits |
-
1970
- 1970-03-23 US US21826A patent/US3662365A/en not_active Expired - Lifetime
-
1971
- 1971-03-22 DE DE2113815A patent/DE2113815B2/de not_active Withdrawn
- 1971-03-23 FR FR7110142A patent/FR2099058A5/fr not_active Expired
- 1971-03-23 JP JP1624671A patent/JPS5522845B1/ja active Pending
- 1971-03-23 CA CA108523A patent/CA937671A/en not_active Expired
- 1971-04-19 GB GB25649/71A patent/GB1299055A/en not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3464022A (en) * | 1967-08-30 | 1969-08-26 | Mandrel Industries | Apparatus for controlling the gain of binary gain ranging amplifiers |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2113815A1 (de) | 1971-10-07 |
| CA937671A (en) | 1973-11-27 |
| US3662365A (en) | 1972-05-09 |
| FR2099058A5 (enExample) | 1972-03-10 |
| GB1299055A (en) | 1972-12-06 |
| DE2113815B2 (de) | 1980-09-25 |