Inventor

Carl R. Stevenson

Inventor

Macungie, PA, US

Overview

17→

Patents

1988–2010

Patent span

Electricity

Primary field (CPC H)

Patents· 17 as inventor

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

H04Lprimary

H04LTransmission of digital information, e.g. telegraphic communication22%

H03LAutomatic control, starting, synchronisation or stabilisation of generators of electronic oscillations or pulses17%

H04BTransmission13%

H03JTuning resonant circuits9%

H04WWireless communication networks9%

G01SRadio direction-finding4%

G06JHybrid computing arrangements4%

G08BSignalling systems, e.g. personal calling systems4%

H03CModulation4%

H03DDemodulation or transference of modulation from one carrier to another4%

PatentTitleYear

7,697,895'Bluetooth smart offset compensation'2010 7,409,226'Use of doppler direction finding to improve signal link performance in a wireless communication environment'2008 7,228,118'Method of calibrating PLL frequency synthesizers to precise frequencies with low tolerance crystals in their master reference oscillators'2007 7,120,390'BLUETOOTH smart offset compensation'2006 7,068,740'Processing of modulated signals'2006 6,724,272'Method of temperature calibrating a numerically controlled oscillator using low tolerance master crystals'2004 6,721,372'Intelligent software controlled correction of frequency tracking for a local oscillator of a receiver of a wireless device'2004 6,674,812'High IF frequencies with a lower frequency logic based FSK modulation selecting a harmonic alias and demodulation using sub-sampling techniques'2004 6,650,721'Phase locked loop with numerically controlled oscillator divider in feedback loop'2003 6,288,618'Logic-based architecture for FSK modulation and demodulation'2001 6,281,823'Direct digital synthesis using a sine weighted DAC'2001 6,265,948'Image rejection in logic-based architecture for FSK modulation and demodulation'2001 6,209,112'Apparatus and method for reducing power consumption of an error-correcting decoder'2001 6,198,353'Phase locked loop having direct digital synthesizer dividers and improved phase detector'2001 6,078,799'System and method for calibrating single sideband receiver reject image product'2000 6,057,769'Intelligent alarm system with snow sensor'2000 4,726,069'A muiti-mode modulation and demodulation system and method'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988Patents assigned to STEVENSON CARL R (1)· patent assignee history

1988Based in Fullerton, CA, US· patent location history

2000–2008Patents assigned to LUCENT TECHNOLOGIES INC (6)· patent assignee history

2000–2008Based in Macungie, PA, US· patent location history

2001Patents assigned to AGERE SYST GUARDIAN CORP (3)· patent assignee history

2003–2010Patents assigned to AGERE SYSTEMS INC (7)· patent assignee history

2004–2010Based in Emmaus, PA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
AGERE SYSTEMS INC	7	2003–2010
LUCENT TECHNOLOGIES INC	6	2000–2008
AGERE SYST GUARDIAN CORP	3	2001
STEVENSON CARL Rself	1	1988

Locations

Location	Patents	Span
Macungie, Pennsylvania, US	11	2000–2008
Emmaus, Pennsylvania, US	5	2004–2010
Fullerton, California, US	1	1988