Telecommunications – Receiver or analog modulated signal frequency converter – Noise or interference elimination
Reexamination Certificate
2007-03-13
2007-03-13
Nguyen, Lee (Department: 2682)
Telecommunications
Receiver or analog modulated signal frequency converter
Noise or interference elimination
C455S524000, C327S113000, C375S346000
Reexamination Certificate
active
10317165
ABSTRACT:
Methods, systems, and apparatuses for down-converting an electromagnetic (EM) signal by aliasing the EM signal, and applications thereof are described herein. Reducing or eliminating DC offset voltages and re-radiation generated when down-converting an electromagnetic (EM) signal is also described herein. Down-converting a signal and improving receiver dynamic range is also described herein.
REFERENCES:
patent: 2057613 (1936-10-01), Gardner
patent: 2241078 (1941-05-01), Vreeland
patent: 2270385 (1942-01-01), Skillman
patent: 2283575 (1942-05-01), Roberts
patent: 2358152 (1944-09-01), Earp
patent: 2410350 (1946-10-01), Labin et al.
patent: 2451430 (1948-10-01), Barone
patent: 2462069 (1949-02-01), Chatterjea et al.
patent: 2462181 (1949-02-01), Grosselfinger
patent: 2472798 (1949-06-01), Fredendall
patent: 2497859 (1950-02-01), Boughtwood et al.
patent: 2499279 (1950-02-01), Peterson
patent: 2802208 (1957-08-01), Hobbs
patent: 2985875 (1961-05-01), Grisdale et al.
patent: 3023309 (1962-02-01), Foulkes
patent: 3069679 (1962-12-01), Sweeney et al.
patent: 3104393 (1963-09-01), Vogelman
patent: 3114106 (1963-12-01), McManus
patent: 3118117 (1964-01-01), King et al.
patent: 3226643 (1965-12-01), McNair
patent: 3246084 (1966-04-01), Kryter
patent: 3258694 (1966-06-01), Shepherd
patent: 3383598 (1968-05-01), Sanders
patent: 3384822 (1968-05-01), Miyagi
patent: 3454718 (1969-07-01), Perreault
patent: 3523291 (1970-08-01), Pierret
patent: 3548342 (1970-12-01), Maxey
patent: 3555428 (1971-01-01), Perreault
patent: 3614627 (1971-10-01), Runyan et al.
patent: 3614630 (1971-10-01), Rorden
patent: 3617892 (1971-11-01), Hawley et al.
patent: 3621402 (1971-11-01), Gardner
patent: 3622885 (1971-11-01), Oberdorf et al.
patent: 3623160 (1971-11-01), Giles et al.
patent: 3626417 (1971-12-01), Gilbert
patent: 3629696 (1971-12-01), Bartelink
patent: 3662268 (1972-05-01), Gans et al.
patent: 3689841 (1972-09-01), Bello et al.
patent: 3702440 (1972-11-01), Moore
patent: 3714577 (1973-01-01), Hayes
patent: 3716730 (1973-02-01), Cerny, Jr.
patent: 3717844 (1973-02-01), Barret et al.
patent: 3735048 (1973-05-01), Tomsa et al.
patent: 3736513 (1973-05-01), Wilson
patent: 3767984 (1973-10-01), Shinoda et al.
patent: 3806811 (1974-04-01), Thompson
patent: 3852530 (1974-12-01), Shen
patent: 3868601 (1975-02-01), MacAfee
patent: 3940697 (1976-02-01), Morgan
patent: 3949300 (1976-04-01), Sadler
patent: 3967202 (1976-06-01), Batz
patent: 3980945 (1976-09-01), Bickford
patent: 3987280 (1976-10-01), Bauer
patent: 3991277 (1976-11-01), Hirata
patent: 4003002 (1977-01-01), Snijders et al.
patent: 4013966 (1977-03-01), Campbell
patent: 4016366 (1977-04-01), Kurata
patent: 4017798 (1977-04-01), Gordy et al.
patent: 4019140 (1977-04-01), Swerdlow
patent: 4032847 (1977-06-01), Unkauf
patent: 4035732 (1977-07-01), Lohrmann
patent: 4045740 (1977-08-01), Baker
patent: 4047121 (1977-09-01), Campbell
patent: 4051475 (1977-09-01), Campbell
patent: 4066841 (1978-01-01), Young
patent: 4066919 (1978-01-01), Huntington
patent: 4080573 (1978-03-01), Howell
patent: 4081748 (1978-03-01), Batz
patent: 4115737 (1978-09-01), Hongu et al.
patent: 4130765 (1978-12-01), Arakelian et al.
patent: 4130806 (1978-12-01), Van Gerwen et al.
patent: 4132952 (1979-01-01), Hongu et al.
patent: 4142155 (1979-02-01), Adachi
patent: 4170764 (1979-10-01), Salz et al.
patent: 4204171 (1980-05-01), Sutphin, Jr.
patent: 4210872 (1980-07-01), Gregorian
patent: 4220977 (1980-09-01), Yamanaka
patent: 4245355 (1981-01-01), Pascoe et al.
patent: 4250458 (1981-02-01), Richmond et al.
patent: 4253066 (1981-02-01), Fisher et al.
patent: 4253067 (1981-02-01), Caples et al.
patent: 4253069 (1981-02-01), Nossek
patent: 4308614 (1981-12-01), Fisher et al.
patent: 4320361 (1982-03-01), Kikkert
patent: 4320536 (1982-03-01), Dietrich
patent: 4334324 (1982-06-01), Hoover
patent: 4346477 (1982-08-01), Gordy
patent: 4355401 (1982-10-01), Ikoma et al.
patent: 4356558 (1982-10-01), Owen et al.
patent: 4360867 (1982-11-01), Gonda
patent: 4363132 (1982-12-01), Collin
patent: 4365217 (1982-12-01), Berger et al.
patent: 4369522 (1983-01-01), Cerny, Jr. et al.
patent: 4370572 (1983-01-01), Cosand et al.
patent: 4384357 (1983-05-01), deBuda et al.
patent: 4389579 (1983-06-01), Stein
patent: 4392255 (1983-07-01), Del Giudice
patent: 4393395 (1983-07-01), Hacke et al.
patent: 4430629 (1984-02-01), Betzl et al.
patent: 4441080 (1984-04-01), Saari
patent: 4446438 (1984-05-01), Chang et al.
patent: 4456990 (1984-06-01), Fisher et al.
patent: 4470145 (1984-09-01), Williams
patent: 4472785 (1984-09-01), Kasuga
patent: 4479226 (1984-10-01), Prabhu et al.
patent: 4481490 (1984-11-01), Huntley
patent: 4481642 (1984-11-01), Hanson
patent: 4483017 (1984-11-01), Hampel et al.
patent: 4484143 (1984-11-01), French et al.
patent: 4485488 (1984-11-01), Houdart
patent: 4488119 (1984-12-01), Marshall
patent: 4504803 (1985-03-01), Lee et al.
patent: 4510467 (1985-04-01), Chang et al.
patent: 4517519 (1985-05-01), Mukaiyama
patent: 4517520 (1985-05-01), Ogawa
patent: 4518935 (1985-05-01), van Roermund
patent: 4521892 (1985-06-01), Vance et al.
patent: 4563773 (1986-01-01), Dixon, Jr. et al.
patent: 4577157 (1986-03-01), Reed
patent: 4583239 (1986-04-01), Vance
patent: 4591736 (1986-05-01), Hirao et al.
patent: 4602220 (1986-07-01), Kurihara
patent: 4603300 (1986-07-01), Welles, II et al.
patent: 4612464 (1986-09-01), Ishikawa et al.
patent: 4612518 (1986-09-01), Gans et al.
patent: 4616191 (1986-10-01), Galani et al.
patent: 4621217 (1986-11-01), Saxe et al.
patent: 4628517 (1986-12-01), Schwarz et al.
patent: 4633510 (1986-12-01), Suzuki et al.
patent: 4634998 (1987-01-01), Crawford
patent: 4648021 (1987-03-01), Alberkrack
patent: 4651034 (1987-03-01), Sato
patent: 4653117 (1987-03-01), Heck
patent: 4660164 (1987-04-01), Leibowitz
patent: 4675882 (1987-06-01), Lillie et al.
patent: 4688253 (1987-08-01), Gumm
patent: 4716376 (1987-12-01), Daudelin
patent: 4716388 (1987-12-01), Jacobs
patent: 4718113 (1988-01-01), Rother et al.
patent: 4726041 (1988-02-01), Prohaska et al.
patent: 4733403 (1988-03-01), Simone
patent: 4734591 (1988-03-01), Ichitsubo
patent: 4737969 (1988-04-01), Steel et al.
patent: 4740675 (1988-04-01), Brosnan et al.
patent: 4743858 (1988-05-01), Everard
patent: 4745463 (1988-05-01), Lu
patent: 4751468 (1988-06-01), Agoston
patent: 4757538 (1988-07-01), Zink
patent: 4761798 (1988-08-01), Griswold, Jr. et al.
patent: 4768187 (1988-08-01), Marshall
patent: 4769612 (1988-09-01), Tamakoshi et al.
patent: 4772853 (1988-09-01), Hart
patent: 4785463 (1988-11-01), Janc et al.
patent: 4791584 (1988-12-01), Greivenkamp, Jr.
patent: 4801823 (1989-01-01), Yokoyama
patent: 4806790 (1989-02-01), Sone
patent: 4810904 (1989-03-01), Crawford
patent: 4810976 (1989-03-01), Cowley et al.
patent: 4811362 (1989-03-01), Yester, Jr. et al.
patent: 4816704 (1989-03-01), Fiori, Jr.
patent: 4819252 (1989-04-01), Christopher
patent: 4833445 (1989-05-01), Buchele
patent: 4841265 (1989-06-01), Watanabe et al.
patent: 4855894 (1989-08-01), Asahi et al.
patent: 4857928 (1989-08-01), Gailus et al.
patent: 4862121 (1989-08-01), Hochschild et al.
patent: 4868654 (1989-09-01), Juri et al.
patent: 4870659 (1989-09-01), Oishi et al.
patent: 4871987 (1989-10-01), Kawase
patent: 4873492 (1989-10-01), Myer
patent: 4885587 (1989-12-01), Wiegand et al.
patent: 4885756 (1989-12-01), Fontanes et al.
patent: 4888557 (1989-12-01), Puckette, IV et al.
patent: 4890302 (1989-12-01), Muilwijk
patent: 4893316 (1990-01-01), Janc et al.
patent: 4893341 (1990-01-01), Gehring
patent: 4894766 (1990-01-01), De Agro
patent: 4896152 (1990-01-01), Tiemann
patent: 4902979 (1990-02-01), Puckette, IV
patent: 4908579 (1990-03-01), Tawfik et al.
patent: 4910752 (1990-03-01), Yester, Jr. et al.
patent: 4914405 (1990-04-01), Wells
patent: 4920510 (1990-04-01), Senderowicz et al.
patent: 4922452 (1990-05-01), Larsen et al.
patent: 4931921 (1990-06-01), Anderson
patent: 4943974 (1990-07-01), Motamedi
patent: 4944025 (1990-07-01), Gehring et al.
patent: 4955079 (1990-09-01), Connerney et al.
patent: 4965467 (1990-10-01), Bilterijst
patent: 4967160 (19
Bultman Michael J
Cook Robert W
Looke Richard C
Moses, Jr. Charley D
Rawlins Gregory S
ParkerVision, Inc.
Sterne Kessler Goldstein & Fox P.L.L.C.
LandOfFree
Method and apparatus for reducing DC offsets in... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Method and apparatus for reducing DC offsets in..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Method and apparatus for reducing DC offsets in... will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3765080