1
Michael Maurer: Data and voice transmission within the same mobile phone call. Dialog Semiconductor, Saile Ackerman, Stephen B Ackerman, January 27, 2009: US07483418 (88 worldwide citation)

A method is described by which digital data can be sent between mobile phones concurrent with speech during a same phone call. The digital data can be from a digital camera that is integrated with the mobile, or cellular, phone. The discontinuous transmission system of the mobile phone system is mod ...


2
Martin Bertele: Buck converter with inductor pre-energizing. Dialog Semiconductor, Saile Ackerman, Stephen B Ackerman, September 28, 2010: US07804282 (79 worldwide citation)

Circuits and methods to achieve a buck-boost converter, capable to achieve a constant output voltage by pre-charging of an inductor if the input voltage is close to the output voltage has been achieved. The prior art problem of output voltage variations occurring while the input voltage is close to ...


3
Matthias Eberlein: Method and circuit for compensating MOSFET capacitance variations in integrated circuits. Dialog Semiconductor, George O Saile, Stephen B Ackerman, August 10, 2004: US06774644 (75 worldwide citation)

A method for tracking the MOS oxide thickness by the native threshold voltage of a “native” MOS transistor without channel implantation for the purpose of compensating MOS capacitance variations is achieved. The invention makes use of the fact that in MOS devices the threshold voltage is proportiona ...


4
Johan Nilsson: Multi-level Class-D amplifier by means of 2 physical layers. Dialog Semiconductor, George O Saile, Stephen B Ackerman, January 11, 2005: US06842070 (66 worldwide citation)

Introduce a pulse length control mechanism to generate virtual multi-level output pulses for a Class-D Amplifier, which has only 2 physical output levels. Typically a Sigma-Delta-Modulator converts the input signal into high frequency low bit rate. The disclosed invention adds functions to transform ...


5
Carlo Eberhard Peschke: Voltage regulated charge pump with regulated charge current into the flying capacitor. Dialog Semiconductor, Saile Ackerman, Stephen B Ackerman, October 2, 2007: US07276960 (66 worldwide citation)

A charge pump circuit with a regulated charge current where the amount of current flowing into the flying capacitor depends on the magnitude of the output voltage error, using an OTA to convert the output voltage error into a current. Thus the flying capacitor is not charged when the output load is ...


6
Horst Knoedgen: High-voltage interface and driver control circuit. Dialog Semiconductor, George O Saile, Stephen B Ackerman, August 24, 2004: US06781423 (65 worldwide citation)

A circuit and method are given, to realize a high-voltage control and driver interface as integrated circuit, especially for use in connection with four external components, inductor L and capacitor C as well as low-side and high-side switching transistors as found e.g. in half-bridges. The circuit ...


7
Dirk Killat: Converter with inductor and digital controlled timing. Dialog Semiconductor, George O Saile, Stephen B Ackerman, September 10, 2002: US06448745 (62 worldwide citation)

An apparatus and a method for controlling a converter of electronic power supply energy embodied for example as a boost converter or as a boost converter with a power factor correction (PFC) or being used as a DC to DC converter that is running in a discontinuous mode and which is using an equation ...


8
Dosluoglu Taner: Aps pixel provided with capability of reset noise suppression and programable binning. Dialog Semiconductor, August 5, 2004: JP2004-221585 (54 worldwide citation)

PROBLEM TO BE SOLVED: To provide a method and a circuit for suppressing reset noise in an active pixel sensor array.SOLUTION: The circuit comprises a plurality of n- wells 12 formed in a p- epitaxial silicon layer 16 or a plurality of p- wells 12 formed in an n- epitaxial silicon layer 16. A pixel 1 ...


9
Horst Knoedgen: Differential capacitance measurement. Dialog Semiconductor, George O Saile, Stephen B Ackerman, September 27, 2005: US06949937 (51 worldwide citation)

A circuit and method are given, which realizes a stable yet sensitive differential capacitance measuring device with good RF-suppression and with very acceptable noise features for use in capacitive sensor evaluation systems. By evaluating the difference of capacitor values only—with the help of a s ...


10
Sarit Neter: Method and apparatus for controlling pixel sensor elements. Dialog Semiconductor, George O Saile, Stephen B Ackerman, Douglas R Sihnabol, May 3, 2005: US06888568 (50 worldwide citation)

An imaging method and system that flexibly accesses light sensor elements and processes imaging signals. The imaging system comprises an array of pixel sensor cells, an array controller and a readout control circuit.