1
John B French: Composite bridge amplifier. Blade Technologies, Rogers Bereskin & Parr, December 24, 1991: US05075634 (37 worldwide citation)

A composite bridge amplifier having four output metal oxide semi-conductor field effect transistors (mosfets) in a bridge configuration. The gates of the mosfets are controlled by an input signal which is amplified in a diamond differential amplifier phase splitter and voltage gain stage and then ap ...


2
John B French: Composite bridge amplifier with output overload and thermal protection. Blade Technologies, Bereskin & Parr, April 23, 1996: US05510753 (24 worldwide citation)

A composite bridge amplifier has four output transistors in a bridge configuration. The transistor control terminals (gates or bases) are controlled by an input signal which is amplified in a phase splitter and voltage gain stage. The output terminals of the transistors receive a power signal which ...


3
John B French: Device for securing car audio equipment. Blade Technologies, Bereskin & Parr, August 20, 1996: US05548163 (11 worldwide citation)

A security device for use with audio and video equipment installed in an automobile or other type of vehicle, such as a van or boat. The security device includes a module which is coupled to the equipment to be protected. The security device comprises an encoded security key which is plugged into a ...


4
French John Barry: Amplificateur en pont composite a protection contre les surtensions et lechauffement, Composite bridge amplifier with output overload and thermal protection. Blade Technologies, Indigo Manufacturing, BERESKIN & PARR, November 2, 2004: CA2109755

An improved composite bridge amplifier having four semiconductor output transistors in a bridge configuration. The control terminals (gates or bases) of the transistors are controlled by an input signal which is amplified in a phase sputter and voltage gain stage and then applied to the control term ...


5
John Barry French: An improved composite bridge amplifier with output overload and thermal protection. Blade Technologies, FENG GENGXUAN, October 18, 1995: CN94114095

A composite bridge amplifier, whose output transistors receive a power signal produced by a switch connected between a floating power supply and a filter. The switch is operated by a pulse width modulated (pwm) signal derived from the input signal. A proportional integral controller is coupled betwe ...


6
French John Barry: Composite bridge amplifier. Blade Technologies, ROGERS BERESKIN 40 King Street West 40th Floor Toronto Ontario M5H 3Y2, June 11, 1992: WO/1992/010027

A composite bridge amplifier having four output metal oxide semiconductor field effect transistors (mosfets) in a bridge configuration. The gates of the mosfets are controlled by an input signal which is amplified in a diamond differential amplifier phase splitter and voltage gain stage and then app ...


7
French John Barry: Composite bridge amplifier.. Blade Technologies, September 8, 1993: EP0558526-A1

A composite bridge amplifier having four output metal oxide semi-conductor field effect transistors (mosfets) in a bridge configuration. The gates of the mosfets are controlled by an input signal which is amplified in a diamond differential amplifier phase splitter and voltage gain stage and then ap ...



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