1
Pierre Irissou: Process for producing planar dielectrically isolated high speed pin photodiode. Integration Associates, Marger Johnson & McCollom P C, February 22, 2000: US06027956 (60 worldwide citation)

A method is shown for producing a PIN photodiode wherein an intrinsic layer of the photodiode can be made arbitrarily thin. A fabrication substrate is lightly doped to have a first conductivity type in order to form the intrinsic layer of the photodiode. A first active region of the photodiode havin ...


2
János Erdélyi, András Vince Horváth: Method and circuit for generating a higher order compensated bandgap voltage. Integration Associates, Francissen Patent Law P C, Vernon W Francissen, August 15, 2006: US07091713 (50 worldwide citation)

A method and circuit are shown for generating a higher order compensated bandgap voltage is disclosed, in which a first order compensated bandgap voltage and a linearly temperature dependent voltage are generated. Thereafter, a difference between the linearly temperature dependent voltage and the fi ...


3
Pierre Irissou: Process for producing an isolated planar high speed pin photodiode with improved capacitance. Integration Associates, October 1, 2002: US06458619 (36 worldwide citation)

A method is shown for producing a PIN photodiode having low parasitic capacitance and wherein an intrinsic layer of the photodiode can be made arbitrarily thin. A fabrication substrate is lightly doped to have a first conductivity type in order to form the intrinsic layer of the photodiode. A first ...


4
Brian B North: Apparatus and method for low power operation with high sensitivity in a communications receiver. Integration Associates, McDonnell Boehnen Hulbert & Berghoff, June 27, 2000: US06081558 (35 worldwide citation)

A method and circuits are shown for managing the power usage of a receiver circuit by controlling bias current in at least some of the subcircuits of the receiver using a bias current control signal which varies responsive to incoming data signal activity. A circuit is shown wherein an automatic gai ...


5
Wayne T Holcombe: Data access arrangement. Integration Associates, Marger Johnson & McCollom P C, August 31, 1999: US05946393 (34 worldwide citation)

A data access arrangement generates a first current in a first current path which runs from a tip terminal of a line pair through a light emitting diode of an opto-isolator to a sense node. The data access arrangement also generates a second current in a second current path that runs from the tip te ...


6
Matthijs D Pardoen, János Erdélyi, Attila Zólomy, Ferenc Mernyei: Method and apparatus for automatic tuning of a resonant loop antenna. Integration Associates, Francissen Patent Law P C, June 6, 2006: US07058372 (25 worldwide citation)

Disclosed is a circuit and method for continuous automatic tuning of a resonant circuit. A resonance voltage of the resonant circuit is phase shifted by a predetermined phase shift Φ degrees and an input voltage signal to a power amplifier driving the resonant circuit is phase shifted by Φ±90 degree ...


7
Wayne T Holcombe, Brian B North: Method and apparatus for receiving infrared signals with improved noise immunity. Integration Associates, Vernon W Fraucissen, March 19, 2002: US06360090 (24 worldwide citation)

Disclosed is a method and apparatus for receiving infrared signals that is better able to receive a data signal in the presence of a noise signal. The method according to the present invention involves bandwidth filtering an incoming signal that includes a data signal and a noise signal. The bandwid ...


8
Wayne T Holcombe: Apparatus and method for suppression of feedback in a communications receiver. Integration Associates, Marger Johnson & McCollom P C, January 26, 1999: US05864591 (23 worldwide citation)

A receiver circuit and method wherein an automatic gain control circuit of the receiver is isolated from the input to the receiver in response to the output signal from the receiver in order to suppress the effect of feedback from the output signal to the input of the receiver.


9
Wayne T Holcombe: Apparatus and method for output signal pulse width error correction in a communications receiver. Integration Associates, Vernon W Francissen, McDonnell Boehnen Hulbert & Berghoff, January 2, 2001: US06169765 (21 worldwide citation)

An output signal pulse width error correction circuit and method wherein errors in a data signal conforming to a communications protocol having a prescribed duty cycle are corrected by monitoring a duty cycle of the data signal, comparing the duty cycle to a duty cycle reference voltage correspondin ...


10
Matthijs D Pardoen: Automatic bandwidth and stability control for switched pulse width modulation voltage regulator. Integration Associates, Vernon W Francissen, Gardner Carton & Douglas, June 24, 2003: US06583609 (21 worldwide citation)

One aspect of the present invention detects an equivalent series resistance (ESR) of an external capacitor and adjusts a transfer function of a feedback loop of the voltage regulator to compensate for the ESR. The ESR is detected by measuring a phase shift in a ripple voltage signal of an output vol ...