GB2189953B - Agc circuit - Google Patents
Agc circuitInfo
- Publication number
- GB2189953B GB2189953B GB8709626A GB8709626A GB2189953B GB 2189953 B GB2189953 B GB 2189953B GB 8709626 A GB8709626 A GB 8709626A GB 8709626 A GB8709626 A GB 8709626A GB 2189953 B GB2189953 B GB 2189953B
- Authority
- GB
- United Kingdom
- Prior art keywords
- agc circuit
- agc
- circuit
- Prior art date
- 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.)
- Expired - Fee Related
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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G1/00—Details of arrangements for controlling amplification
- H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
- H03G1/0088—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using discontinuously variable devices, e.g. switch-operated
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB868610347A GB8610347D0 (en) | 1986-04-28 | 1986-04-28 | Agc circuit |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8709626D0 GB8709626D0 (en) | 1987-05-28 |
GB2189953A GB2189953A (en) | 1987-11-04 |
GB2189953B true GB2189953B (en) | 1990-01-04 |
Family
ID=10596973
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB868610347A Pending GB8610347D0 (en) | 1986-04-28 | 1986-04-28 | Agc circuit |
GB8709626A Expired - Fee Related GB2189953B (en) | 1986-04-28 | 1987-04-23 | Agc circuit |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB868610347A Pending GB8610347D0 (en) | 1986-04-28 | 1986-04-28 | Agc circuit |
Country Status (1)
Country | Link |
---|---|
GB (2) | GB8610347D0 (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8701365D0 (en) * | 1987-01-22 | 1987-02-25 | Thomas L D | Signal level control |
US5369711A (en) * | 1990-08-31 | 1994-11-29 | Bellsouth Corporation | Automatic gain control for a headset |
US5371803A (en) * | 1990-08-31 | 1994-12-06 | Bellsouth Corporation | Tone reduction circuit for headsets |
FI97001C (en) * | 1993-05-05 | 1996-09-25 | Nokia Mobile Phones Ltd | Switching to process a speech signal |
US5701352A (en) * | 1994-07-14 | 1997-12-23 | Bellsouth Corporation | Tone suppression automatic gain control for a headset |
GB9811382D0 (en) * | 1998-05-27 | 1998-07-22 | Nokia Mobile Phones Ltd | A transmitter |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1578645A (en) * | 1976-12-10 | 1980-11-05 | Geosource Inc | Instantaneous floating point amplifier |
-
1986
- 1986-04-28 GB GB868610347A patent/GB8610347D0/en active Pending
-
1987
- 1987-04-23 GB GB8709626A patent/GB2189953B/en not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1578645A (en) * | 1976-12-10 | 1980-11-05 | Geosource Inc | Instantaneous floating point amplifier |
Also Published As
Publication number | Publication date |
---|---|
GB8709626D0 (en) | 1987-05-28 |
GB2189953A (en) | 1987-11-04 |
GB8610347D0 (en) | 1986-06-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732 | Registration of transactions, instruments or events in the register (sect. 32/1977) | ||
PCNP | Patent ceased through non-payment of renewal fee |