Number | Date | Country | Kind |
---|---|---|---|
8905002 | Mar 1989 | GBX |
Number | Name | Date | Kind |
---|---|---|---|
4178556 | Attwood | Dec 1979 | |
4182992 | Attwood | Jan 1980 | |
4479175 | Gille et al. | Oct 1984 | |
4509101 | Kenji | Apr 1985 | |
4600891 | Taylor, Jr. et al. | Jul 1986 |
Entry |
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Very High Fidelity Quartz Controlled PWM (Class D) Stereo Amplifiers for Consumer and Professional Use, Attwood, Brian E., Hamburg, Feb. 28-Mar. 3, 1978. |
A 0.5 MHz Switching DC-AC Inverter Topology Provides Low EMI Environments for Critical Spacecraft Applications, Attwood, Brian E., Apr. 10-12, 1984. |
Phase-Modulated AC Supply Exhibits High Efficiency, Zansky, Zoltan, Oct. 3, 1985. |