Description
CONTROL OF AMPLIFICATION (impedance networks, e.g. attenuators, H03H; control of transmission in lines H04B 3/04)
H03G
Technology
Stats
- 6,610 US PATENTS IN FORCE
- 1,106 US APPLICATIONS PENDING
- 1,907 Total Patent Owners
- 15,376 TOTAL INVENTORS
Subclasses
| Subclass | Title |
|---|---|
| 1/00 | Details of arrangements for controlling amplification |
| 1/02 | Details of arrangements for controlling amplification Remote control of amplification, tone, or bandwidth (remote control in general G05, G08; combined with remote tuning or selection of resonant circuits H03J) |
| 1/04 | Details of arrangements for controlling amplification Modifications of control circuit to reduce distortion caused by control (modifications to reduce influence of variations of internal impedance of amplifying elements caused by control H03F 1/08) |
| 3/00 | Gain control in amplifiers or frequency changers (gated amplifiers H03F 3/72; peculiar to television receivers H04N) |
| 3/02 | Gain control in amplifiers or frequency changers (gated amplifiers H03F 3/72; peculiar to television receivers H04N) Manually-operated control |
| 3/04 | Gain control in amplifiers or frequency changers (gated amplifiers H03F 3/72; peculiar to television receivers H04N) Manually-operated control in untuned amplifiers |
| 3/06 | Gain control in amplifiers or frequency changers (gated amplifiers H03F 3/72; peculiar to television receivers H04N) Manually-operated control in untuned amplifiers having discharge tubes |
| 3/08 | Gain control in amplifiers or frequency changers (gated amplifiers H03F 3/72; peculiar to television receivers H04N) Manually-operated control in untuned amplifiers having discharge tubes incorporating negative feedback |
| 3/10 | Gain control in amplifiers or frequency changers (gated amplifiers H03F 3/72; peculiar to television receivers H04N) Manually-operated control in untuned amplifiers having semiconductor devices |
| 3/12 | Gain control in amplifiers or frequency changers (gated amplifiers H03F 3/72; peculiar to television receivers H04N) Manually-operated control in untuned amplifiers having semiconductor devices incorporating negative feedback |
| 3/14 | Gain control in amplifiers or frequency changers (gated amplifiers H03F 3/72; peculiar to television receivers H04N) Manually-operated control in frequency-selective amplifiers |
| 3/16 | Gain control in amplifiers or frequency changers (gated amplifiers H03F 3/72; peculiar to television receivers H04N) Manually-operated control in frequency-selective amplifiers having discharge tubes |
| 3/18 | Gain control in amplifiers or frequency changers (gated amplifiers H03F 3/72; peculiar to television receivers H04N) Manually-operated control in frequency-selective amplifiers having semiconductor devices |
| 3/20 | Gain control in amplifiers or frequency changers (gated amplifiers H03F 3/72; peculiar to television receivers H04N) Automatic control (combined with volume compression or expansion H03G 7/00) |
| 3/22 | Gain control in amplifiers or frequency changers (gated amplifiers H03F 3/72; peculiar to television receivers H04N) Automatic control (combined with volume compression or expansion H03G 7/00) in amplifiers having discharge tubes |
| 3/24 | Gain control in amplifiers or frequency changers (gated amplifiers H03F 3/72; peculiar to television receivers H04N) Automatic control (combined with volume compression or expansion H03G 7/00) in amplifiers having discharge tubes Control dependent upon ambient noise level or sound level |
| 3/26 | Gain control in amplifiers or frequency changers (gated amplifiers H03F 3/72; peculiar to television receivers H04N) Automatic control (combined with volume compression or expansion H03G 7/00) in amplifiers having discharge tubes Muting amplifier when no signal is present |
| 3/28 | Gain control in amplifiers or frequency changers (gated amplifiers H03F 3/72; peculiar to television receivers H04N) Automatic control (combined with volume compression or expansion H03G 7/00) in amplifiers having discharge tubes Muting amplifier when no signal is present in frequency-modulation receivers |
| 3/30 | Gain control in amplifiers or frequency changers (gated amplifiers H03F 3/72; peculiar to television receivers H04N) Automatic control (combined with volume compression or expansion H03G 7/00) in amplifiers having semiconductor devices |
| 3/32 | Gain control in amplifiers or frequency changers (gated amplifiers H03F 3/72; peculiar to television receivers H04N) Automatic control (combined with volume compression or expansion H03G 7/00) in amplifiers having semiconductor devices the control being dependent upon ambient noise level or sound level |
Recent Patents
Not Available
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2024/0143,273 | Volume Limit | Nov 03, 23 | May 02, 24 | Not available |
| 2024/0146,272 | Optimized Multi Gain LNA Enabling Low Current and High Linearity Including Highly Linear Active Bypass | Jan 05, 24 | May 02, 24 | Not available |
| 2024/0146,273 | MEDIA PRESENTATION DEVICE OR MICROPHONE CALIBRATION VIA EVENT DETECTION | Oct 24, 23 | May 02, 24 | Not available |
| 2024/0146,274 | METHODS AND SYSTEMS FOR AUTOMATICALLY EQUALIZING AUDIO OUTPUT BASED ON ROOM POSITION | Jan 05, 24 | May 02, 24 | Not available |
| 2024/0134,595 | Facilitating Calibration of an Audio Playback Device | Sep 07, 23 | Apr 25, 24 | Not available |
| 2024/0136,987 | ADAPTIVE TEMPERATURE PEAKING CONTROL FOR WIDEBAND AMPLIFIERS | Oct 19, 22 | Apr 25, 24 | Not available |
| 2024/0136,992 | GAIN CONTROL DEVICE, METHOD AND DATA AMPLIFICATION DEVICE USING THE SAME | Aug 09, 23 | Apr 25, 24 | Not available |
| 2024/0136,993 | RENDERING METHOD OF PREVENTING OBJECT-BASED AUDIO FROM CLIPPING AND APPARATUS FOR PERFORMING THE SAME | Oct 02, 23 | Apr 25, 24 | Electronics and Telecommunications Research Institute |
| 2024/0137,059 | SWITCHABLE CLAMPS ACROSS ATTENUATORS | Oct 30, 23 | Apr 25, 24 | Not available |
| 2024/0121,020 | IDENTIFYING SIGNAL INTERFERENCE SOURCES | Dec 19, 23 | Apr 11, 24 | DISH Wireless L.L.C. |
| 2024/0113,675 | EARPHONE CONTROL METHOD, COMPUTER PROGRAM AND COMPUTER DEVICE | Apr 20, 23 | Apr 04, 24 | Not available |
| 2024/0114,289 | Playback Device Pairing | Sep 11, 23 | Apr 04, 24 | Not available |
Top Owners in This Class
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Applications Filed in This Class - By Year
Patents Issued To Date - By Filing Year
Average Time to Issuance
- 29 Months (last 2 years Issuances)
- 29 Months (last 5 years Issuances)