Tropian, Inc.

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Cupertino, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for impedance matching in an amplifier using l...
- Patent number 7,071,792
- Issue date Jul 4, 2006
- Tropian, Inc.
- Ronald A. Meck
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Reduction of average-to-minimum power ratio in communications signals
- Patent number 7,054,385
- Issue date May 30, 2006
- Tropian, Inc.
- Richard W. D. Booth
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Power control and modulation of switched-mode power amplifiers with...
- Patent number 7,042,282
- Issue date May 9, 2006
- Tropian, Inc.
- Stephan V. Schell
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Digital time alignment in a polar modulator
- Patent number 7,042,958
- Issue date May 9, 2006
- Tropian, Inc.
- Thomas E. Biedka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Power supply processing for power amplifiers
- Patent number 7,038,536
- Issue date May 2, 2006
- Tropian, Inc.
- Kenneth R. Cioffi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Communications signal amplifiers having independent power control a...
- Patent number 7,035,604
- Issue date Apr 25, 2006
- Tropian, Inc.
- Wendell B. Sander
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Extremely high-speed switchmode DC-DC converters
- Patent number 7,026,797
- Issue date Apr 11, 2006
- Tropian, Inc.
- Earl William McCune, Jr.
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Data sampler for digital frequency/phase determination
- Patent number 7,027,545
- Issue date Apr 11, 2006
- Tropian, Inc.
- Brian Sander
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Frequency synthesizer for dual mode receiver
- Patent number 7,020,230
- Issue date Mar 28, 2006
- Tropian, Inc.
- Nigel J. Tolson
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
PLL noise smoothing using dual-modulus interleaving
- Patent number 7,012,984
- Issue date Mar 14, 2006
- Tropian, Inc.
- Brian Sander
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Communications signal amplifiers having independent power control a...
- Patent number 7,010,276
- Issue date Mar 7, 2006
- Tropian, Inc.
- Wendell B. Sander
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Power distribution and biasing in RF switch-mode power amplifiers
- Patent number 6,995,613
- Issue date Feb 7, 2006
- Tropian, Inc.
- Ronald A. Meck
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
High quality power ramping in a communications transmitter
- Patent number 6,983,025
- Issue date Jan 3, 2006
- Tropian, Inc.
- Stephan V. Schell
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Direct phase and frequency demodulation
- Patent number 6,969,984
- Issue date Nov 29, 2005
- Tropian, Inc.
- Earl W. McCune, Jr.
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Power supply processing for power amplifiers
- Patent number 6,924,695
- Issue date Aug 2, 2005
- Tropian, Inc.
- Kenneth R. Cioffi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Switch mode power supply and driving method for efficient RF amplif...
- Patent number 6,867,574
- Issue date Mar 15, 2005
- Tropian, Inc.
- Bojan Silic
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
High-efficiency amplifier output level and burst control
- Patent number 6,864,668
- Issue date Mar 8, 2005
- Tropian, Inc.
- Earl McCune
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method and apparatus for reception quality indication in wireless c...
- Patent number 6,850,736
- Issue date Feb 1, 2005
- Tropian, Inc.
- Earl W. McCune, Jr.
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Power control and modulation of switched-mode power amplifiers with...
- Patent number 6,844,776
- Issue date Jan 18, 2005
- Tropian, Inc.
- Stephan V. Schell
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
High-efficiency modulating RF amplifier
- Patent number 6,816,016
- Issue date Nov 9, 2004
- Tropian, Inc.
- Wendell B. Sander
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Power supply processing for power amplifiers
- Patent number 6,781,452
- Issue date Aug 24, 2004
- Tropian, Inc.
- Kenneth R. Cioffi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method and apparatus for combining two AC waveforms
- Patent number 6,760,572
- Issue date Jul 6, 2004
- Tropian, Inc.
- Basim Noori
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method and system of amplitude modulation using dual/split channel...
- Patent number 6,751,265
- Issue date Jun 15, 2004
- Tropian, Inc.
- Stephan V. Schell
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Power control and modulation of switched-mode power amplifiers with...
- Patent number 6,734,724
- Issue date May 11, 2004
- Tropian, Inc.
- Stephan V. Schell
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
High efficiency line driver for high crest-factor signals such as D...
- Patent number 6,724,830
- Issue date Apr 20, 2004
- Tropian, Inc.
- Gary L. Do
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for accurate measurement of communications sig...
- Patent number 6,724,177
- Issue date Apr 20, 2004
- Tropian, Inc.
- Stephan V. Schell
- G01 - MEASURING TESTING
Information Patent Grant
Sigma-delta-based frequency synthesis
- Patent number 6,690,215
- Issue date Feb 10, 2004
- Tropian, Inc.
- Earl W. McCune
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Efficient, precise RF modulation using multiple amplifier stages
- Patent number 6,690,233
- Issue date Feb 10, 2004
- Tropian, Inc.
- Wendell B. Sander
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Ring VCO based on RC timing
- Patent number 6,686,806
- Issue date Feb 3, 2004
- Tropian, Inc.
- Yves Dufour
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Differential rf/microwave power amplifier using independent synchro...
- Patent number 6,653,896
- Issue date Nov 25, 2003
- Tropian, Inc.
- John F. Sevic
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
Apparatus and method for operating a variable segment oscillator
- Publication number 20070159261
- Publication date Jul 12, 2007
- Tropian, Inc., a California Corporation
- Wayne S. Lee
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Apparatus and method for conditioning a modulated signal in a commu...
- Publication number 20070110184
- Publication date May 17, 2007
- Tropian, Inc.
- Paul Cheng-Po Liang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method of continuously calibrating the gain for a multi-path angle...
- Publication number 20070109066
- Publication date May 17, 2007
- Tropian, Inc.
- Earl W. McCune
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Apparatus and method for dynamically clocking a loop filter in a di...
- Publication number 20070104289
- Publication date May 10, 2007
- Tropian, Inc., a California Corporation
- Paul Cheng-Po Liang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Apparatus and method for multi-phase digital sampling
- Publication number 20070071142
- Publication date Mar 29, 2007
- Tropian, Inc., a California Corporation
- Wendell B. Sander
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
High-efficiency modulating RF amplifier
- Publication number 20070060074
- Publication date Mar 15, 2007
- Matsushita Electric Industrial Co., Ltd.
- Earl W. McCune
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Power distribution and biasing in RF switch-mode power amplifiers
- Publication number 20070046377
- Publication date Mar 1, 2007
- Tropian, Inc., a California Corporation
- Ronald A. Meck
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Extremely high-speed switchmode DC-DC converters
- Publication number 20070013352
- Publication date Jan 18, 2007
- Tropian, Inc., a California Corporation
- Earl William McCune
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
High-efficiency modulating RF amplifier
- Publication number 20060293002
- Publication date Dec 28, 2006
- Matsushita Electric Industrial Co., Ltd.
- Earl W. McCune
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
High-efficiency modulating RF amplifier
- Publication number 20060293003
- Publication date Dec 28, 2006
- Matsushita Electric Industrial Co., Ltd.
- Earl W. McCune
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Data sampler for digital frequency/phase determination
- Publication number 20060182213
- Publication date Aug 17, 2006
- Tropian, Inc., a California Corporation
- Brian Sander
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Power distribution and biasing in RF switch-mode power amplifiers
- Publication number 20060164169
- Publication date Jul 27, 2006
- Tropian, Inc.
- Ronald A. Meck
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Frequency synthesizer for dual mode receiver
- Publication number 20060141967
- Publication date Jun 29, 2006
- Tropian Inc. (a California corporation)
- Nigel J. Tolson
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
High-efficiency modulating RF amplifier
- Publication number 20060135096
- Publication date Jun 22, 2006
- Tropian, Inc., a California Corporation
- Earl W. McCune
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Communications signal amplifiers having independent power control a...
- Publication number 20060063496
- Publication date Mar 23, 2006
- Tropian, Inc.
- Wendell B. Sander
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Communications signal amplifiers having independent power control a...
- Publication number 20060052068
- Publication date Mar 9, 2006
- Tropian, Inc.
- Wendell B. Sander
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Digital time alignment in a polar modulator
- Publication number 20060029153
- Publication date Feb 9, 2006
- Tropian, Inc.
- Thomas E. Biedka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
High-quality power ramping in a communications transmitter
- Publication number 20060003712
- Publication date Jan 5, 2006
- Tropian, Inc.
- Stephan V. Schell
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and apparatus for impedance matching in an amplifier using l...
- Publication number 20060003714
- Publication date Jan 5, 2006
- Tropian, Inc.
- Ronald A. Meck
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Power supply processing for power amplifiers
- Publication number 20060001483
- Publication date Jan 5, 2006
- Tropian, Inc.
- Kenneth R. Cioffi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Power control and modulation of switched-mode power amplifiers with...
- Publication number 20050127992
- Publication date Jun 16, 2005
- Tropian, Inc.
- Stephan V. Schell
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Power distribution and biasing in RF switch-mode power amplifiers
- Publication number 20050024147
- Publication date Feb 3, 2005
- Tropian, Inc., a Californian Corporation
- Ronald A. Meck
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Digital time alignment in a polar modulator
- Publication number 20040247041
- Publication date Dec 9, 2004
- Tropian, Inc., a California Corporation
- Thomas E. Biedka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Extremely high-speed switchmode DC-DC converters
- Publication number 20040183512
- Publication date Sep 23, 2004
- Tropian Inc., a California Corporation
- Earl William McCune
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Method and apparatus for combining two AC waveforms
- Publication number 20030186656
- Publication date Oct 2, 2003
- Tropian, Inc.
- Basim Noori
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Image reject circuit using sigma-delta conversion
- Publication number 20030138062
- Publication date Jul 24, 2003
- Tropian, Inc.
- Gary Smith
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Frequency synthesizer for dual mode receiver
- Publication number 20030123596
- Publication date Jul 3, 2003
- Tropian, Inc.
- Nigel J. Tolson
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Twin-T dual notch filter
- Publication number 20030125004
- Publication date Jul 3, 2003
- Tropian, Inc.
- Nigel J. Tolson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Trademarklast 30 trademarks

Information Trademark
97578890 - PLANTATOREM
- Serial number 97578890
- Registration number 7228386
- Filing date Sep 5, 2022
- Tropian Inc.
- 21 - Household or kitchen utensils and containers
Information Trademark
78504621 - CODESTAR
- Serial number 78504621
- Registration number 3163712
- Filing date Oct 22, 2004
- Tropian, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
78473613 - POLAR IMPACT
- Serial number 78473613
- Registration number 3083731
- Filing date Aug 25, 2004
- Tropian, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
76223735 - CODESTAR
- Serial number 76223735
- Filing date Mar 13, 2001
- Tropian, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
76223736 - TIMESTAR
- Serial number 76223736
- Registration number 3076994
- Filing date Mar 13, 2001
- Tropian, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
76160297 - T
- Serial number 76160297
- Registration number 2784637
- Filing date Nov 3, 2000
- Tropian, Inc.
- 42 - Scientific and technological services and research and design relating thereto
Information Trademark
76160299 - POLAR IMPACT
- Serial number 76160299
- Filing date Nov 3, 2000
- Tropian, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
76159611 - T
- Serial number 76159611
- Registration number 2782380
- Filing date Nov 3, 2000
- Tropian, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
76160298 - POLAR IMPACT
- Serial number 76160298
- Filing date Nov 3, 2000
- Tropian, Inc.
- 42 - Scientific and technological services and research and design relating thereto
Information Trademark
76100834 - ONE PLATFORM FOR ONE WORLD
- Serial number 76100834
- Filing date Jul 31, 2000
- Tropian, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
76100838 - ONE PLATFORM FOR ONE WORLD
- Serial number 76100838
- Registration number 2791838
- Filing date Jul 31, 2000
- Tropian, Inc.
- 42 - Scientific and technological services and research and design relating thereto
Information Trademark
76100837 - TROPIAN
- Serial number 76100837
- Registration number 2791837
- Filing date Jul 31, 2000
- Tropian, Inc.
- 42 - Scientific and technological services and research and design relating thereto
Information Trademark
76100835 - TROPIAN
- Serial number 76100835
- Registration number 2791836
- Filing date Jul 31, 2000
- Tropian, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments

Tropian, Inc.

Organization

Patents Grantslast 30 patents

Method and apparatus for impedance matching in an amplifier using l...

Reduction of average-to-minimum power ratio in communications signals

Power control and modulation of switched-mode power amplifiers with...

Digital time alignment in a polar modulator

Power supply processing for power amplifiers

Communications signal amplifiers having independent power control a...

Extremely high-speed switchmode DC-DC converters

Data sampler for digital frequency/phase determination

Frequency synthesizer for dual mode receiver

PLL noise smoothing using dual-modulus interleaving

Communications signal amplifiers having independent power control a...

Power distribution and biasing in RF switch-mode power amplifiers

High quality power ramping in a communications transmitter

Direct phase and frequency demodulation

Power supply processing for power amplifiers

Switch mode power supply and driving method for efficient RF amplif...

High-efficiency amplifier output level and burst control

Method and apparatus for reception quality indication in wireless c...

Power control and modulation of switched-mode power amplifiers with...

High-efficiency modulating RF amplifier

Power supply processing for power amplifiers

Method and apparatus for combining two AC waveforms

Method and system of amplitude modulation using dual/split channel...

Power control and modulation of switched-mode power amplifiers with...

High efficiency line driver for high crest-factor signals such as D...

Method and apparatus for accurate measurement of communications sig...

Sigma-delta-based frequency synthesis

Efficient, precise RF modulation using multiple amplifier stages

Ring VCO based on RC timing

Differential rf/microwave power amplifier using independent synchro...

Patents Applicationslast 30 patents

Apparatus and method for operating a variable segment oscillator

Apparatus and method for conditioning a modulated signal in a commu...

Method of continuously calibrating the gain for a multi-path angle...

Apparatus and method for dynamically clocking a loop filter in a di...

Apparatus and method for multi-phase digital sampling

High-efficiency modulating RF amplifier

Power distribution and biasing in RF switch-mode power amplifiers

Extremely high-speed switchmode DC-DC converters

High-efficiency modulating RF amplifier

High-efficiency modulating RF amplifier

Data sampler for digital frequency/phase determination

Power distribution and biasing in RF switch-mode power amplifiers

Frequency synthesizer for dual mode receiver

High-efficiency modulating RF amplifier

Communications signal amplifiers having independent power control a...

Communications signal amplifiers having independent power control a...

Digital time alignment in a polar modulator

High-quality power ramping in a communications transmitter

Method and apparatus for impedance matching in an amplifier using l...

Power supply processing for power amplifiers

Power control and modulation of switched-mode power amplifiers with...

Power distribution and biasing in RF switch-mode power amplifiers

Digital time alignment in a polar modulator

Extremely high-speed switchmode DC-DC converters

Method and apparatus for combining two AC waveforms

Image reject circuit using sigma-delta conversion

Frequency synthesizer for dual mode receiver

Twin-T dual notch filter

Trademarklast 30 trademarks

97578890 - PLANTATOREM

78504621 - CODESTAR

78473613 - POLAR IMPACT

76223735 - CODESTAR

76223736 - TIMESTAR

76160297 - T

76160299 - POLAR IMPACT

76159611 - T

76160298 - POLAR IMPACT

76100834 - ONE PLATFORM FOR ONE WORLD

76100838 - ONE PLATFORM FOR ONE WORLD

76100837 - TROPIAN

76100835 - TROPIAN