Inventor

Fernando D. Carvajal

Inventor

McKinney, TX, US

Overview

27→

Patents

1987–2007

Patent span

Electricity

Primary field (CPC H)

Patents· 27 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H03Kprimary

H03KPulse technique36%

G05FSystems for regulating electric or magnetic variables13%

H10DInorganic electric semiconductor devices13%

H04LTransmission of digital information, e.g. telegraphic communication10%

H10NElectric solid-state devices not otherwise provided for5%

H02PControl or regulation of electric motors, electric generators or dynamo-electric converters3%

H03BGeneration of oscillations, directly or by frequency-changing, by circuits employing active elements which operate in a non-switching manner3%

H03FAmplifiers3%

H03HImpedance networks, e.g. resonant circuits3%

H04BTransmission3%

PatentTitleYear

7,202,710'Apparatus and method for handling interdevice signaling'2007 6,744,280'Voltage output differential (VOD) correction circuit for differential drivers'2004 6,628,150'System and method to speed-up operation of a driver'2003 6,617,846'Method and system for isolated coupling'2003 6,538,500'Power efficient line driver with 4X supply voltage swing and active termination'2003 6,480,029'Three-volt TIA/EIA-485 driver circuit'2002 6,369,621'Voltage/current mode TIA/EIA-644 compliant fast LVDS driver with output current limit'2002 6,320,406'Methods and apparatus for a terminated fail-safe circuit'2001 6,278,336'Low-current oscillator with hysteresis input buffer'2001 6,246,262'Output buffer for a low voltage differential signaling receiver'2001 6,236,254'Low voltage amplification circuit with bias compensation'2001 6,140,683'Efficient NPN turn-on in a high voltage DENMOS transistor for ESD protection'2000 6,087,852'Multiplexing a single output node with multiple output circuits with varying output voltages'2000 6,071,768'Method of making an efficient NPN turn-on in a high voltage DENMOS transistor for ESD protection'2000 5,914,643'Source coupled CMOS crystal oscillator'1999 5,710,499'Stepper motor control circuit and method'1998 5,633,651'Automatic bidirectional indicator driver'1997 5,629,609'Method and apparatus for improving the drop-out voltage in a low drop out voltage regulator'1997 5,625,278'Ultra-low drop-out monolithic voltage regulator'1997 5,537,067'Signal driver circuit operable to control signal rise and fall times'1996 5,493,133'PNP punchthrough-assisted protection device for special applications in CMOS technologies'1996 5,349,231'Apparatus and method for bidirectional current conduction'1994 5,276,358'Circuitry and method for controlling voltage in an electronic circuit'1994 5,221,889'Bidirectional current mirrors and method for bidirectional current conduction'1993 4,939,442'Bandgap voltage reference and method with further temperature correction'1990 4,660,065'Hall effect device with surface potential shielding layer'1987 4,645,950'Two-lead Hall effect sensor'1987

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987–2007Patents assigned to TEXAS INSTRUMENTS INC (27)· patent assignee history

1987–2000Based in McKinney, TX, US· patent location history

2001–2007Based in Fairview, TX, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
TEXAS INSTRUMENTS INC	27	1987–2007

Locations

Location	Patents	Span
McKinney, Texas, US	16	1987–2000
Fairview, Texas, US	11	2001–2007