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| More topics under "H03J - Tuning resonant circuits; Selecting resonant circuits" (13,072) |
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| H03J 1 - Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general (3,665) | | H03J 3 - Continuous tuning (1,764) | | H03J 5 - Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner (3,151) | | H03J 7 - Automatic frequency control; Automatic scanning over a band of frequencies (3,745) | | H03J 9 - Remote-control of tuned circuits; Combined remote-control of tuning and other functions, e.g. brightness, amplification (747) |
| Patents for H03J - Tuning resonant circuits; Selecting resonant circuits (16) |
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| 06/15/2005 | CN2704972Y Electronic circuit with reverse scanning tuning | | 05/18/2005 | CN1202626C Multi-mode communications system with efficient oscillator synchronization | | 02/26/2003 | CN1399817A Multi-mode communications system with efficient oscillator synchronization | | 10/15/2002 | US6466803 Multi-mode communications system with efficient oscillator synchronization | | 08/08/2002 | WO2001029980A9 Multi-mode communications system with efficient oscillator synchronization | | 07/31/2002 | EP1226656A1 Multi-mode communications system with efficient oscillator synchronization | | 04/26/2001 | WO2001029980A1 Multi-mode communications system with efficient oscillator synchronization | | 04/26/2001 | CA2387769A1 Multi-mode communications system with efficient oscillator synchronization | | 12/10/1996 | US5584068 Direct conversion receiver | | 03/18/1992 | EP0293454B1 Fast tuning rf network inductor | | 08/01/1989 | CA1258142A1 Fast tuning rf network inductor | | 07/05/1989 | CN1004743B High-speed changed rf network inductor | | 08/31/1988 | CN87107472A High-speed changed r.f. network inductor | | 06/30/1988 | WO1988004863A1 Fast tuning rf network inductor | | 10/20/1987 | US4701732 Fast tuning RF network inductor | | 12/05/1978 | CA1043914A1 Pcm-tasi signal transmission system |
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