United States Patent (19)
`Sorrells et al.
`
`US006061551A
`Patent Number:
`11
`(45) Date of Patent:
`
`6,061,551
`May 9, 2000
`
`54 METHOD AND SYSTEM FOR DOWN-
`SNYSTING ELECTROMAGNETIC
`
`56
`56)
`
`FOREIGN PATENT DOCUMENTS
`0 035 166 A1 2/1981 European Pat. Off. .......... HO4B 1/26
`0 193899 B1 9/1986 European Pat. Off. .......... GO1S 7/52
`O 380 351A2 8/1990 E
`Pat. Off. ....... HO3H 17/04
`1990 European Pa
`f
`75 Inventors: David F. Sorrells; Michael J.
`(List continued on next page.)
`Bultman, both of Jacksonville; Robert
`OTHER PUBLICATIONS
`W. Cook, Switzerland; Richard C.
`Akers, N.P. et al., “RF sampling gates: a brief review," IEE
`t Charley p. Moses, Jr., both of
`Proceedings A, vol. 133, Part A, No. 1, Jan. 1986, pp.
`aCKSOnVille, all OT Fla.
`45-49.
`73 Assignee: Parkervision, Inc., Jacksonville, Fla.
`Faulkner, Neil D. and Mestre, Enric Vilar, "Subharmonic
`Sampling for the Measurement of Short-term Stability of
`21 Appl. No.: 09/176,022
`Microwave Oscillators.” IEEE Transactions On Instrumen
`1-1.
`tation and measurement, vol. IM-32, No. 1, Mar. 1983, pp.
`22 Filed:
`Oct. 21, 1998
`20-213
`(51) Int. Cl. ............................................... H019 11/12
`itakura, T. Effects of the sampling pulse width on the
`52 U.S. Cl. .......................... 45.5/118; 455,313; 455/323;
`frequency characteristics of a Sample-and-hold circuit,
`455/324
`58 Field of Search ..................................... 455/131, 139, IE,4.returtles and Systems, Aug.
`455/142, 182.1, 202, 205, 313, 317, 318,
`, Vol. 141, No. 4, pp. 328-330.
`323, 118, 113,324; 329/345, 347; 327/9,
`(List continued on next page.)
`91; 702/66, 70
`Primary Examiner Doris H. To
`Assistant Examiner Sam Bhattacharya
`Cited
`Ref
`Attorney, Agent, or Firm-Sterne, Kessler, Goldstein & Fox
`CS
`PL.L.C.
`U.S. PATENT DOCUMENTS
`ABSTRACT
`57
`Re. 35,494 4/1997 Nicollini ................................. 327/554
`Re. 35.829 6/1998 Sanderford, Jr.
`... 375/200
`Methods, Systems, and apparatuses for down-converting an
`2,057,613 10/1936 Gardner ...................................... 250/8
`electromagnetic (EM) signal by aliasing the EM signal are
`2,241,078 5/1941 Vreeland ................................... 179/15
`described herein. Briefly Stated, Such methods, Systems, and
`2,270,385
`1/1942 Skillman ...
`... 179/15
`apparatuses operate by receiving an EM Signal and an
`2,283,575
`5/1942 Roberts ....................................... 250/6
`aliasing Signal having an aliasing rate. The EM Signal is
`2,358,152 9/1944 Earp ..........
`179/171.5
`aliased according to the aliasing Signal to down-convert the
`2,410,350 10/1946 Labin et al. .............................. 179/15
`EM Signal. The term aliasing, as used herein, refers to both
`2.451,430 10/1948 Barone.......
`... 250/8
`down-converting an EM Signal by under-Sampling the EM
`2,462,069 2/1949 Chatterjea et al.
`... 250/17
`Signal at an aliasing rate, and down-converting an EM Signal
`2,462,181
`2/1949 Grosselfinger ............................ 250/17
`by transferring energy from the EM Signal at the aliasing
`2,472,798 6/1949 Fredendall ...........
`... 178/44
`3:2 2.3. Egyood et al. ..
`- - - - s' rate. In an embodiment, the EM Signal is down-converted to
`2 - - - 2
`f
`eterson ....................................
`f
`an intermediate frequencv (IF) Signal. In another
`C
`y
`9.
`2,802.208 8/1957 Hobbs ...........
`... 343/176
`embodiment, the EM Signal is down-converted to a demodu
`2.985,875
`5/1961 Grisdale et al.
`... 343/100
`lated baseband information Signal. In another embodiment,
`3,023,309 2/1962 Foulkes ..................................... 250/17
`3,069,679 12/1962 Sweeney et al. .
`... 343/200
`the EM signal is a frequency modulated (FM) signal, which
`3,104,393 9/1963 Vogelman ...
`... 343/200
`S down-converted to a non-FM signal, Such as a phase
`3,114,106 12/1963 McManus ................................. 325/56
`modulated (PM) signal or an amplitude modulated (AM)
`3,118,117
`1/1964 King et al. ................................ 332/22
`Signal.
`(List continued on next page.)
`
`204 Claims, 126 Drawing Sheets
`
`104
`
`CONVENTIONAL
`RECEIVER
`
`
`
`
`
`12a
`
`122a
`
`124
`
`122n
`
`18a
`(e.g. 70MHZ)
`
`irst
`-
`112
`
`1119a
`(e.g., E.
`
`IFSTAGE.
`
`1114a
`
`
`
`111Sn
`
`OB
`(e.g., iiMHZ)
`
`Fsts.
`
`S
`11
`
`SIGNAL
`O8.
`
`O
`
`SIGNAL
`PROCESSOR
`
`0.20a
`
`ParkerVision Ex. 2029
`IPR2021-00990
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`

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`6,061,551
`Page 2
`
`U.S. PATENT DOCUMENTS
`
`3.226,643 12/1965 McNair ..................................... 325/40
`
`4,591,736 5/1986 Hirao et al. ............................. 307/267
`4,602,220 7/1986 Kurihara ................................... 331/19
`4,603,300 7/1986 Welles, II et al. ........................ 329/50
`
`3.258,694 6/1966 Shepherd - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 325/145
`
`4,612,464 9/1986 Ishikawa et al.
`
`307/496
`
`... 325/163
`3,383,598 5/1968 Sanders ...
`... 325/30
`3,384822 5/1968 Miyagi ...
`... 178/66
`3,454,718 7/1969 Perreault .
`3,523,291
`8/1970 Pierret ..................................... 340/347
`3,548.342 12/1970 Maxey ........................................ 332/9
`3,555,428
`1/1971 Perreault ...
`... 325/320
`3,617,892 11/1971 Hawley et al.
`... 325/145
`3,621,402 11/1971 Gardner .........
`... 328/37
`3,623,160 11/1971 Giles et al. ...................... 340/347 DA
`3,626,417 12/1971 Gilbert .................................... 343/203
`3,629,696 12/1971 Bartelink.
`324/57 R
`3,662,268 5/1972 Gans et al. ................................ 325/56
`3,689,841 9/1972 Bello et al. ............................... 325/39
`3,714,577
`1/1973 Hayes.........
`... 325/145
`3,717,844 2/1973 Barret et al. ............................ 340/S R
`3,735,048 5/1973 Tomsa et al. ...................... 179/15 BM
`3,806,811
`4/1974 Thompson .
`... 325/146
`3,868,601 2/1975 MacAfee ................................... 332/45
`3,949,300 4/1976 Sadler ....................................... 325/31
`3,967.202 6/1976 Batz ........
`325/31
`3,980,945 9/1976 Bickford ................................... 325/30
`3,987,280 10/1976 Bauer ................................. 235/150.53
`3,991,277 11/1976 Hirata .........
`179/15 FD
`4,003,002
`1/1977 Snijders et al. ........................... 332/10
`4.013,966 3/1977 Campbell ................................ 325/363
`4,019,140 4/1977 Swerdlow ..
`... 322/63
`4,035,732 7/1977 Lohrmann ............................... 325/446
`4.047,121 9/1977 Campbell .................................. 351/76
`4,066,841
`1/1978 Young ........
`178/66 R
`4.066,919
`1/1978 Huntington ............................. 307/353
`4,081,748 3/1978 Batz .......................................... 325/56
`4,130,765 12/1978 Arakelian et al. ...
`307/220 R
`4,130,806 12/1978 Van Gerwen et al. ................. 325/487
`4,142,155 2/1979 Adachi ...................................... 325/47
`4,170,764 10/1979 Salz et al.
`... 332/17
`4,204,171
`5/1980 Sutphin, Jr. ............................. 328/167
`4,210,872 7/1980 Gregorian ................................... 330/9
`4,245,355
`1/1981 Pascoe et al. ..
`455/326
`4,253,066
`2/1981 Fisher et al. ...
`... 329/50
`4,253,069 2/1981 Nossek .......
`... 330/107
`4,308.614 12/1981 Fisher et al.
`... 370/119
`4,320,361
`3/1982 Kikkert ......
`332/16 R
`4,320,536 3/1982 Dietrich ..
`... 455/325
`4,346,477 8/1982 Gordy ........
`... 455/257
`4,355,401 10/1982 Ikoma et al.
`... 375/5
`4,356.558 10/1982 Owen et al.
`... 364/724
`4,360,867 11/1982 Gonda .....
`... 363/158
`4,363,132 12/1982 Collin .
`... 455/52
`4,365,217 12/1982 Berger et al. ..
`... 333/165
`4,370,572
`1/1983 Cosand et al. .
`... 307/353
`4.389,579 6/1983 Stein ..........
`... 307/353
`4,392.255
`7/1983 Del Giudice
`... 455/328
`4,430,629 2/1984 Betzl et al. ...
`... 333/165
`4,446,438 5/1984 Chang et al. ..
`... 328/127
`4,456,990 6/1984 Fisher et al. ...
`... 370/119
`4,472,785 9/1984 Kasuga ...........
`... 364/718
`4,479,226 10/1984 Prabhu et al. .
`... 375/1
`4,481,490 11/1984 Huntley ......
`332/41
`4,481,642 11/1984 Hanson ...
`... 375/9
`4,485.488 11/1984 Houdart ..
`... 455/327
`4,504.803 3/1985 Lee et al. ...
`332/31 R
`4,517,519 5/1985 Mukaiyama
`... 329/126
`4,517,520 5/1985 Ogawa ...........
`... 329/145
`4,518.935 5/1985 Van Roermund .
`... 333/173
`4,521,892 6/1985 Vance et al. ......
`... 375/88
`4,563,773
`1/1986 Dixon, Jr. et al. .
`455/327
`4,577,157 3/1986 Reed ..............
`... 329/50
`4,583,239 4/1986 Vance ........................................ 375/94
`
`4,612,518 9/1986 Gans et al. ................................ 332/21
`4,616,191 10/1986 Galani et al. ............................... 331/4
`4,621,217 11/1986 Saxe et al. .................................. 315/1
`4,628,517 12/1986 Schwarz et al. .......................... 375/40
`4,634,998
`1/1987 Crawford ...
`331/1 A
`4,648,021 3/1987 Alberkrack .............................. 363/157
`4,651,034 3/1987 Sato ........................................ 307/556
`4.675,882 6/1987 Lillie et al. .
`... 375/80
`4,688,253 8/1987 Gumm ........................................ 381/7
`4,716,376 12/1987 Daudelin ................................. 329/107
`4,716,388 12/1987 Jacobs ......
`333/173
`4,718,113
`1/1988 Rother et al. ........................... 455/209
`4,726,041 2/1988 Prohaska et al. ......................... 375/91
`4,733,403 3/1988 Simone .......
`375/103
`4,734,591 3/1988 Ichitsubo .............................. 307/219.1
`4,737,969 4/1988 Steel et al. ................................ 375/67
`4,743,858 5/1988 Everard ...
`... 330/10
`4,745,463 5/1988 Lu ............................................. 358/23
`4.751,468 6/1988 Agoston .................................. 328/133
`4,757,538 7/1988 Zink ............................................ 381/7
`4,768,187 8/1988 Marshall ................................ 370/69.1
`4,769,612 9/1988 Tamakoshi et al. .................... 328/167
`4,785,463 11/1988 Janc et al. ................................... 375/1
`4,791,584 12/1988 Greivenkamp, Jr. et al. .......... 364/525
`4,801,823
`1/1989 Yokoyama .............................. 307/353
`4,806,790 2/1989 Sone .........
`307/353
`4,810,904 3/1989 Crawford ................................ 307/353
`4,810,976 3/1989 Cowley et al. ..................... 331/117 R
`4,811,362 3/1989 Yester, Jr. et al. ........................ 375/75
`4,819,252 4/1989 Christopher ............................. 375/122
`4,833,445 5/1989 Buchele .................................. 341/118
`4,862,121
`8/1989 Hochschild et al.
`333/173
`4,868,654 9/1989 Juri et al. ................................ 358/133
`4,870,659 9/1989 Oishi et al. ............................... 375/82
`4,871,987 10/1989 Kawase ..........
`332/100
`4.885,587 12/1989 Wiegand et al. ........................... 42/14
`4.885,756 12/1989 Fontanes et al. ......................... 375/82
`4,888,557 12/1989 Puckette, IV et al.
`329/341
`4,890,302 12/1989 Muilwijk ........
`... 375/80
`4,893,316
`1/1990 Janc et al.
`... 375/44
`4,893,341
`1/1990 Gehring ...................................... 381/7
`4,894,766
`1/1990 De Agro ..
`363/159
`4,896,152
`1/1990 Tiemann .....
`340/853
`4.902,979
`2/1990 Puckette, IV
`329/343
`4,908,579 3/1990 Tawfik et al. ...
`328/167
`4,910,752 3/1990 Yester, Jr. et al.
`... 375/75
`4.914,405 4/1990 Wells .................
`... 331/25
`4,920,510 4/1990 Senderowicz et al.
`. 364/825
`4,922,452 5/1990 Larsen et al. ......
`... 365/45
`4,931,921
`6/1990 Anderson ...
`363/163
`4,944,025 7/1990 Gehring et al. ...
`... 455/207
`4,955,079 9/1990 Connerney et al.
`455/325
`4,965,467 10/1990 Bilterijst ........
`307/352
`4,967,160 10/1990 Quievy et al. .
`... 328/16
`4,970,703 11/1990 Hariharan et al.
`... 367/138
`4,982,353
`1/1991 Jacob et al. .
`. 364/724.1
`4,984,077
`1/1991 Uchida ........
`... 358/140
`4,995,055
`2/1991 Weinberger et al. ....................... 375/5
`5,005,169 4/1991 Bronder et al. .
`... 370/76
`5,006,810 4/1991 Popescu ......
`328/167
`5,010,585 4/1991 Garcia .........
`455/118
`5,014,304 5/1991 Nicollini et al.
`379/399
`5,015,963 5/1991 Sutton .........
`329/361
`5,017,924 5/1991 Guiberteau et al.
`342/195
`5,020,149 5/1991 Hemmie ......
`455/325
`5,020,154 5/1991 Zierhut .....
`455/608
`5,052,050 9/1991 Collier et al.
`455/296
`5,065,409 11/1991 Hughes et al. ............................ 375/91
`
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`6,061,551
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`
`5,091,921 2/1992 Minami ..................................... 375/88
`5,095,533 3/1992 Loper et al. ............................ 455/245
`5,095,536 3/1992 Loper ...................................... 455/324
`5,111,152 5/1992 Makino ...
`... 329/300
`5,113,094 5/1992 Grace et al. ............................ 307/529
`5,113,129 5/1992 Hughes ................................... 323/316
`5,122,765 6/1992 Pataut ...................................... 332/105
`5,124,592 6/1992 Hagino .................................... 307/520
`5,136.267 8/1992 Cabot ......
`... 333/174
`5,140,705 8/1992 Kosuga ................................... 455/318
`5,150,124 9/1992 Moore et al. ............................. 342/68
`5,151,661
`9/1992 Caldwell et al. .
`... 328/14
`5,159,710 10/1992 Cusdin .................................... 455/304
`5,170,414 12/1992 Silvian ...................................... 375/59
`5,172,070 12/1992 Hiraiwa et al. ...
`... 329/304
`5,191,459 3/1993 Thompson et al. ..................... 359/133
`5,204,642 4/1993 Ashgar et al. .......................... 331/135
`5,212,827 5/1993 Meszko et al.
`... 455/219
`5,214,787 5/1993 Karkota, Jr. ............................. 455/3.2
`5,220,583 6/1993 Solomon ................................... 375/82
`5,220,680 6/1993 Lee ..........
`... 455/102
`5,222,144 6/1993 Whikehart ................................. 381/15
`5,230,097 7/1993 Currie et al. ......................... 455/226.1
`5,239,686 8/1993 Downey .....
`... 455/78
`5,241,561 8/1993 Barnard ....................................... 375/1
`5,249,203 9/1993 Loper ........................................ 375/97
`5,251,218 10/1993 Stone et al
`370/120
`5,251,232 10/1993 Nonami ....................................... 375/5
`5,260,970 11/1993 Henry et al. .............................. 375/10
`5,263,194 11/1993 Ragan .....
`... 455/316
`5,263.196 11/1993 Jasper ...................................... 455/324
`5,267,023 11/1993 Kawasaki .................................. 358/23
`5,278,826
`1/1994 Murphy et al.
`370/76
`5,282,023
`1/1994 Scarpa ....................................... 358/36
`5,287,516 2/1994 Schaub ...................................... 375/88
`5,293,398 3/1994 Hamao et al. .
`... 375/1
`5,303,417 4/1994 Laws ....................................... 455/314
`5,307,517 4/1994 Rich ........................................ 455/306
`5,315,583 5/1994 Murphy et al.
`... 370/18
`5,321,852 6/1994 Seong................................... 455/182.1
`5,325,204 6/1994 Scarpa ..................................... 348/607
`5,337,014 8/1994 Najle etal
`... 324/613
`5,339,054 8/1994 Taguchi.
`... 332/100
`5,339,459 8/1994 Schiltz et al. ..
`... 455/333
`5,355,114 10/1994 Sutterlin et al. ..
`340/310 A
`5,361,408 11/1994 Watanabe et al.
`... 455/324
`5,369,800 11/1994 Takagi et al. ..
`... 455/59
`5,375,146 12/1994 Chalmers .......
`... 375/103
`5,379,040
`1/1995 Mizomoto et al.
`... 341/143
`5,379,141
`1/1995 Thompson et al. ..................... 359/125
`5,388,063 2/1995 Takatori et al. ..
`364/724.17
`5,390,364 2/1995 Webster et al. ...
`... 455/52.3
`5,400,084 3/1995 Scarpa ..................................... 34.8/624
`5,404,127 4/1995 Lee et al.
`340/310.02
`5,410,541
`4/1995 Hotto ...
`... 370/76
`5,412,352 5/1995 Graham
`... 332/103
`5,416,803 5/1995 Janer .......
`... 375/324
`5,422,913
`6/1995 Wilkinson ..
`... 375/347
`5,423,082 6/1995 Cygan et al.
`... 455/126
`5,428,638 6/1995 Cioffi et al. .
`... 375/224
`5,428,640 6/1995 Townley .....
`... 375/257
`5,434,546
`7/1995 Palmer ...
`... 332/151
`5,438,692 8/1995 Mohindra
`... 455/324
`5,444,415 8/1995 Dent et al. .....
`... 329/302
`5,444,416 8/1995 Ishikawa et al. .
`... 329/341
`5,444,865 8/1995 Heck et al. ...
`... 455/86
`5,446,421 8/1995 Kechkaylo ...
`... 332/100
`5,446,422 8/1995 Mattila et al. .
`... 332/103
`5,448,602 9/1995 Ohmori et al.
`... 375/347
`5,451,899 9/1995 Lawton ...
`... 329/302
`5,454,007 9/1995 Dutta .......
`... 375/322
`5,454,009 9/1995 Fruit et al. .............................. 372/202
`
`
`
`5,463,356 10/1995 Palmer .................................... 332/117
`5,463,357 10/1995 Hobden ................................... 332/151
`5,465,071 11/1995 Kobayashi et al. ..................... 329/315
`5,465,410 11/1995 Hiben et al. ...
`455/266
`5,465,415 11/1995 Bien ........................................ 455/326
`5,471,162 11/1995 McEwan ................................... 327/92
`5,479,120 12/1995 McEwan ................................... 327/91
`5,479,447 12/1995 Chow et al. ............................ 375/260
`5,483,193
`1/1996 Kennedy et al.
`... 329/300
`5,483,549
`1/1996 Weinberg et al. ...................... 375/200
`5,483,691
`1/1996 Heck et al. .......................... 455/234.2
`5,490,173 2/1996 Whikehart et al.
`... 375/316
`5,493,581
`2/1996 Young et al. ........................... 375/350
`5,495,200 2/1996 Kwan et al. ............................ 327/554
`5,495,202 2/1996 Hsu ................
`327/113
`5,495,500 2/1996 Jovanovich et al. .................... 375/206
`5,499,267 3/1996 Ohe et al. ............................... 375/206
`5,500,758 3/1996 Thompson et al.
`... 359/189
`5,517,688 5/1996 Fajen et al. ............................. 455/333
`5,519,890 5/1996 Pinckley .................................. 455/307
`5,523,719 6/1996 Longo et al.
`327/557
`5,523.726 6/1996 Kroeger et al. ......................... 332/103
`5,523,760 6/1996 McEwan ................................... 342/89
`5,539,770 7/1996 Ishigaki .......
`375/206
`5,555,453 9/1996 Kajimoto et al. ....................... 455/266
`5,557,642 9/1996 Williams ................................. 375/316
`5,579,341 11/1996 Smith et al. ...
`375/267
`5,579,347 11/1996 Lindquist et al. ...................... 375/346
`5,584,068 12/1996 Mohindra ................................ 455/324
`5,592,131
`1/1997 Labreche et al.
`332/103
`5,602,847 2/1997 Pagano et al. .......................... 370/484
`5,602,868 2/1997 Wilson .................................... 375/219
`5,604,732 2/1997 Kim et al. ...
`370/342
`5,608,531
`3/1997 Honda et al. ............................... 386/1
`5,610,946 3/1997 Tanaka et al. .......................... 375/269
`5,617,451
`4/1997 Mimura et al. .
`... 375/340
`5,619,538 4/1997 Sempel et al. .......................... 375/328
`5,621,455 4/1997 Rogers et al. .............................. 34.8/6
`5,630,227 5/1997 Bella et al. .
`455/324
`5,640,415 6/1997 Pandula ................................... 375/202
`5,640,424 6/1997 Banavong et al. ...................... 375/316
`5,640,428 6/1997 Abe et al. .......
`... 375/334
`5,640,698 6/1997 Shen et al. ..
`... 455/323
`5,648,985 7/1997 Bjerede et al.
`375/219
`5,650,785
`7/1997 Rodal .......
`342/357
`5,663,878 9/1997 Walker .
`363/159
`5,663,986 9/1997 Striffler ...
`375/260
`5,668,836 9/1997 Smith et al.
`375/316
`5,680,078 10/1997 Ariie ........
`332/178
`5,680,418 10/1997 Croft et al. .....
`375/346
`5,689,413 11/1997 Jaramillo et al.
`... 363/146
`5,699,006 12/1997 Zele et al. ...
`... 327/341
`5,705.955
`1/1998 Freeburg et al.
`... 331/14
`5,710.998
`1/1998 Opas ..............
`455/324
`5,714,910 2/1998 Skoczen et al. ............................ 331/3
`5,715,281 2/1998 Bly et al. ........
`375/344
`5,721,514 2/1998 Crockett et al. ............................ 331/3
`5,724,002 3/1998 Hulick ......
`329/361
`5,724,653 3/1998 Baker et al.
`455/296
`5,729,577 3/1998 Chen ...........
`375/334
`5,729,829 3/1998 Talwar et al.
`... 455/63
`5,732,333 3/1998 Cox et al. ...
`455/126
`5,736,895 4/1998 Yu et al. ..
`327/554
`5,737,035 4/1998 Rotzoll .....
`348/725
`5,742,189 4/1998 Yoshida et al
`327/113
`5,748,683 5/1998 Smith et al. ...
`... 375/347
`5,760,645 6/1998 Comte et al.
`329/304
`5,764,087 6/1998 Clark ........
`327/105
`5,767,726 6/1998 Wang ...
`327/356
`5,768,118 6/1998 Faulk et al. .
`... 363/72
`5,771,442 6/1998 Wang et al.
`455/93
`5,777,692 7/1998 Ghosh ..................................... 348/725
`
`ParkerVision Ex. 2029
`IPR2021-00990
`Page 3 of 206
`
`

`

`6,061,551
`Page 4
`
`OTHER PUBLICATIONS
`Oppenheim, Alan V. et al., Signals and Systems,
`Prentice-Hall, 1983, pp. 527-562.
`zy, RF Microelectronics, Prentice-Hall, 1998, pp.
`
`7/1998 Smith ...................................... 359/18O
`5,777,771
`5,786.844 7/1998 Rogers et al. .............................. 348/6
`5,793.801
`8/1998 Fertner ...........
`375/219
`5,802,463 9/1998 Zuckerman ...
`455/208
`5,809,060 9/1998 Cafarella et al. .
`375/206
`5,818,582 10/1998 Fernandez et al.
`356/318
`5,825,254 10/1998 Lee .................
`... 331/25
`Russell, R. and Hoare, L., “Millimeter Wave Phase Locked
`5,834,985 11/1998 Sundegard .............................. 332/100
`Oscillators,” Military Microwaves '78 Conference Proceed
`5,864,754 1/1999 Hotto ...................................... 455/280
`ings, 1978, pp. 238-242.
`5,881,375 3/1999 Bonds .
`455/118
`2. A. R ...t al - - - - - - - - - - - - - - - - - - - - - - - - - - 7. Vollmer, A., “Complete GPS Receiver Fits on Two Chips,”
`2Y-- a
`Ola CCIO CL al. .......................
`5,896.562 4/1999 Heinonen ...
`... 455/76
`Electronic Design, Jul. 6, 1998, pp. 50, 52, 54 & 56.
`5,900,747 5/1999 Brauns ........................................ 327/9
`EPO Search Report for App. No. 09/176,022; Completed
`5,901,054 5/1999 Leu et al.
`... 363/41
`Mar. 18, 1999, 3 pages.
`5,901,187 5/1999 Iinuma ...
`375/347
`Shen et al., “A900 MHz Integrated Discrete-Time Filtering
`5,901,344 5/1999 Opas ......................................... 455/76
`RF Front-End,” IEEE International Solid State Circuits,
`St. E.
`et al. ................... 453, 1996, pp. 54–55 and 417.
`5,901.349
`0. Vale at O. E. Chan, Pet al. A Highly linearl-Ghz CMOS Downcon
`5,903,178 5/1999 Miyatsuji et al.
`327/308
`version Mixer, European Solid State Circuits Conference,
`5,903,187 5/1999 Claverie et al. ..
`329/342
`Seville, Spain, Sep. 22-24, 1993, pp. 210-213.
`5,903,196 5/1999 Salvi et al......
`... 331/16
`Pärssinen, A. et al., “A 2-Ghz Subharmonic Sampler for
`5,903,421
`5/1999 Furutani et al. ..
`... 361/58
`Signal Downconversion," IEEE Trans On Microwave
`5,903,553 5/1999 Sakamoto et al. ...................... 370/338
`Theory and Techniques, vol. 45, No. 12, Dec. 1997, (7
`5,903,595 5/1999 Suzuki .................................... 72
`Pages).
`5,903,609 5/1999 Kool et al. .
`375/261
`5,903,827 5/1999 Kennan et al.
`455/323
`Thomas, G.B., Calculus and Analytic Geometry, Third Edi
`5,903,854 5/1999 Abe et al. ......
`... 455/575
`tion, Addison-Wesley Publishing, 1960, pp. 119-133.
`5,905,449 5/1999 Tsubouchi et al.
`340/825.69
`Wang, H., “A 1-V Multigigahertz. RF Mixer Core in 0.5-lim
`5,907,149 5/1999 Marckini ................................. 235/487
`CMOS," IEEE, Jul. 1, 1998, 3 pages.
`
`SR. C. S.C.O.E. Weast, R.C. et al. (Ed.), Handbook of Mathematical Tables,
`
`455/554
`6/1999 Shaffer et al.
`5,911,123
`5,914,622 6/1999 Inoue ...................................... 327/172
`5,920,199 7/1999 Sauer ...................................... 324/678
`5,943,370 8/1999 Smith ...................................... 375/334
`FOREIGN PATENT DOCUMENTS
`
`O 380 351 A3 2/1991 European Pat. Off. ....... HO3H 17/04
`O 411840 A2 2/1991 European Pat. Off. ........ GO1R 33/36
`O 411840 A3 2/1991 European Pat. Off.
`. GO1R 33/36
`O 423 718A2 4/1991 European Pat. Off.
`HO4N 7/01
`O 423 718 A3 4/1991 European Pat. Off.
`... HO4N 7/O1
`O 486 095 A1 5/1992 European Pat. Off.
`... HO3D 3/OO
`0 512 748 A2 11/1992 European Pat. Off.
`HO4N 9/64
`0 512 748 A3 11/1992 European Pat. Off. ......... HO4N 9/64
`O 548 542 A1 6/1993 European Pat. Off. ........ HO3B 19114
`O 632 288 A2
`19. EVEN Pat. Off. ........ GO1S 12:
`O 411840 B1 10/1995 European Pat. Off.
`. GO1R 33/36
`0 696 854A1 2/1996 European Pat. Off.
`... HO4B 1/26
`O 632 288 A3 7/1996 European Pat. Off.
`. GO1S 13/75
`O 486 095 B1 2/1997 European Pat. Off.
`... HO3D 3/OO
`O 782 275 A2 7/1997 European Pat. Off. - - - - - - - - - - HO4B 7/02
`0 785 635 A1 7/1997 European Pat. Off. ........ HO4B 1/713
`0 795 978 A2 9/1997 European Pat. Off.
`... HO4L 5/06
`os37 S65 A 4/1998 European Pat. Off. ... HO4B 1/69
`O 862 274 A1 9/1998 European Pat. Off.
`... HO3M 1/06
`O 874 499 A2 10/1998 European Pat. Off.
`HO4L 25/64
`0 512 748 B1 11/1998 European Pat. Off.
`HO4N 9/64
`2 74. 3. France ............................. HO4B 7/12
`/1990 Japan ............................... HO4B 7/12
`2-131629 5/1990 Japan.
`... HO4B 7/12
`2-276351 11/1990 Japan ............................. H04L 27.22
`2 161 344 1/1986 United Kingdom ............. HO4B 7/12
`2 215945 9/1989 United Kingdom.
`HO4L 27/OO
`WO 80/01633 8/1980 WIPO ..............
`... HO4J 1/08
`WO 94/05087 3/1994 WIPO ...
`HO3M 1/OO
`WO 96/02977 2/1996 WIPO ...
`... HO4B 1/26
`WO 96/39750 12/1996 WIPO ...
`... HO4B 1/26
`WO 98/00953 1/1998 WIPO ............................ HO4L 27/26
`WO 98/242O1 6/1998 WIPO .............................. HO4H 1/OO
`
`
`
`Second Edition, The Chemical Rubber Co., 1964, pp.
`480-485.
`Groshong, R.A. and Ruscak, S., “UnderSampling Tech
`niques Simplify Digital Radio,” Electronic Design, May 23,
`1991, pp. 67-78.
`Kirsten, J. and Fleming, T., “UnderSampling reduces
`data-acquisition costs for Select applications, EDN, Jun.
`21, 1990, pp. 217-222, 224, 226-228
`s
`s a-a- is
`Aghvami, H. et al., “Land Mobile Satellites Using the
`Highly Elliptic Orbits-The UK T-SAT Mobile Payload.”
`4' International Conf. On Satellite Systems for Mobile
`Communications and Navigation, Oct. 17-19, 1988, pp.
`147-153.
`Al-Ahmad, H.A.M. et al., “Doppler Frequency Correction
`for a Non-Geostationary Communications Satellite. Tech
`niques for CERS and T-SAT,” Electronics Division Collo
`quium On Low Noise Oscillators and Synthesizer, Jan. 23,
`1986, pp. 4/1-4/5.
`Ali, I. et al., “Doppler Characterization for LEO Satellites,”
`IEEE Transactions On Communications, vol. 46. No. 3
`s
`• -1s
`Mar 1998, Pp. 309-313.
`Allan, D.W., “Statistics of Atomic Frequency Standards,”
`Proc. Of the IEEE Special Issue on Frequency Stability, Feb.
`1966, pp. 221-230.
`Allstot, D.J. et al., “MOS Switched Capacitor Ladder Fil
`ss
`ters,” IEEE Journal of Solid State Circuits, vol. SC-13, No.
`6, Dec. 1978, pp. 806-814.
`Allstot, D.J. and Black, W.C. Jr., “Technological Design
`Considerations for Monolithic MOS Switched-Capacitor
`Filtering Systems.” Proceedings of the IEEE, Vol. 71, No. 8,
`Aug. 1983, pp. 967–986.
`Alouini, M. et al., “Channel Characterization and Modeling
`for Ka-Band Very Small Aperture Terminals.” Proc. Of the
`IEEE, vol. 85, No. 6, Jun. 1997, pp. 981-997.
`
`ParkerVision Ex. 2029
`IPR2021-00990
`Page 4 of 206
`
`

`

`6,061,551
`Page 5
`
`Andreyev, G.A. and Ogarev, S.A., “Phase Distortions of
`Keyed Millimeter-Wave Signals in the Case of Propagation
`in a Turbulent Atmosphere.” Telecommunications and Radio
`Engineering, vol. 43, No. 12, Dec. 1988, pp. 87-90.
`Antonetti, A. et al., “Optoelectronic Sampling in the Pico
`Second Range,” Optics Communications, Vol. 21, No. 2,
`May 1977, pp. 211-214.
`Austin, J. et al., “Doppler Correction of the Telecommuni
`cation Payload Oscillators in the UK T-SAT,” 18' Euro
`pean Microwave Conference, Sep. 12-15, 1988, pp.
`851-857.
`Auston, D.H., “PicoSecond optoelectronic Switching and
`gating in silicon.” Applied Physics Letters, vol. 26, No. 3,
`Feb. 1, 1975, pp. 101–103.
`Baher, H., “Transfer Functions for Switched-Capacitor and
`Wave Digital Filters,” IEEE Transactions. On Circuits and
`Systems, vol. CAS-33, No. 11, Nov. 1986, pp. 1138-1142.
`Baines, R., “The DSP Bottleneck," IEEE Communications
`Magazine, May 1995, pp. 46-54.
`Banjo, O.P. and Vilar, E., “Binary Error Probabilities on
`Earth-Space Links Subject to Scintillation Fading.” Elec
`tronics Letters, vol. 21, No. 7, Mar. 28, 1985, pp. 296–297.
`Banjo, O.P. and Vilar, E., “The Dependence of Slant Path
`Amplitude Scintillations on Various Meteorological Param
`eters,” Antennas and Propagation (ICAP87) Part 2: Propa
`gation, Mar. 30-Apr. 2, 1987, pp. 277-280.
`Banjo, O.P. and Vilar, E., “Measurement and Modeling of
`Amplitude Scintillations on Low-Elevation Earth-Space
`Paths and Impact on Communication Systems.” IEEE
`Transactions On Communications, vol. COM-34, No. 8,
`Aug. 1986, pp. 774-780.
`Banjo, O.P. et al., “Troposheric Amplitude Spectra Due to
`Absorption and Scattering in Earth-Space Paths,” Antennas
`and Propagation (ICAP85), Apr. 16-19, 1985, pp. 77-82.
`Basili, P. et al., “Case Study of Intense Scintillation Events
`on the OTS Path,” IEEE Transactions On Antennas and
`Propagation, vol. 38, No. 1, Jan. 1990, pp. 107-113.
`Basili, P. et al., “Observation of High C and Turbulent Path
`Length on OTS Space-Earth Link,” Electronics Letters, vol.
`24, No. 17, Aug. 18, 1988, pp. 1114-1116.
`Blakey, J.R. et al., “Measurement of Atmospheric Millime
`tre-Wave Phase Scintillations in an Absorption Region,”
`Electronics Letters, vol. 21, No. 11, May 23, 1985, pp.
`486-487.
`Burgueno, A. et al., “Influence of rain gauge integration time
`on the rain rate Statistics used in microwave communica
`tions,' annales des telecommunications, Sep./Oct. 1988, pp.
`522. 527.
`Burgueno, A. et al., “Long-Term Joint Statistical Analysis of
`Duration and Intensity of Rainfall Rate with Application to
`Microwave Communications,” Antennas and Propagation
`(ICAP87) Part 2: Propagation, Mar. 30-Apr. 2, 1987, pp.
`198-201
`Burgueno, A. et al., “Long Term Statistics of Precipitation
`Rate Return Periods in the Context of Microwave Commu
`nications,” Antennas and Propagation (ICAP 89) Part 2:
`Propagation, Apr. 4–7, 1989, pp. 297-301.
`Burgueno, A. et al., “Spectral Analysis of 49 Years of
`Rainfall Rate and Relation to Fade Dynamics.” IEEE Trans
`actions On Communications, vol. 38, No. 9, Sep.1990, pp.
`1359-1366.
`Catalan, C. and Vilar, E., "Approach for Satellite Slant path
`remote sensing.” Electronics Letters, vol. 34, No. 12, Jun.
`11, 1998, pp. 1238-1239.
`
`Dewey, R.J. and Collier, C.J., “Multi-Mode Radio
`Receiver, pp. 3/1-3/5.
`“DSO takes sampling rate to 1 Ghz,” Electronic Engineer
`ing, Mar. 1987, pp. 77, 79.
`Erdi, G. and Henneuse, P.R., “A Precision FET-Less
`Sample-and-Hold with High Charge-to-Droop Current
`Ratio,” IEEE Journal of Solid State Circuits, vol. SC-13,
`No. 6, Dec. 1978, pp. 864–873.
`Faulkner, N.D. et al., “Sub-Harmonic Sampling for the
`Accurate Measurement of Frequency Stability of Micro
`wave Oscillators,” CPEM 82 Digest: Conf. On Precision
`Electromagnetic Measurements, 1982, pp. M-10 & M-11.
`Faulkner, N.D. and Vilar, E., “Time Domain Analysis of
`Frequency Stability. Using Non-Zero Dead-Time Counter
`Techniques,” CPEM 84 Digest Conf. On Precision Electro
`magnetic Measurements, 1984, pp. 81-82.
`Filip, M. and Vilar, E., “Optimum Utilization of the Channel
`Capacity of a Satellite Link in the Presence of Amplitude
`Scintillations and Rain Attenuation.” IEEE Transactions On
`Communications, vol. 38, No. 11, Nov. 1990, pp.
`1958-1965.
`Fukahori, K., “A CMOS Narrow-Band Signaling Filter with
`Q Reduction," IEEE Journal of Solid State Circuits, vol.
`SC-19, No. 6, Dec. 1984, pp. 926-932.
`Fukuchi, H. and Otsu, Y., “Available time statistics of rain
`attenuation on earth-space path,” IEE Proceedings-Hi
`Microwaves, Antennas & Propagation, vol. 135, No. 6, Dec.
`1988, pp. 387–390.
`Gibbins, C.J. and Chadha, R., “Millimetre-wave propaga
`tion through hydrocarbon flame," IEE Proceedings-Hi
`Microwaves, Antennas & Propagation, vol. 134, No. 2, Apr.
`1987, pp. 169–173.
`Gilchrist, B. et al., “Sampling hikes performance of fre
`quency synthesizers,” Microwaves & RF, Jan. 1984, pp.
`93–94 and 110.
`GoSSard, E.E., "Clear weather meteorological effects on
`propagation at frequencies above 1 Ghz, Radio Science,
`vol. 16, No. 5, Sep.-Oct. 1981, pp. 589–608.
`Gregorian, R. et al., “Switched–Capacitor Circuit Design,”
`Proceedings of the IEEE, Vol. 71, No. 8, Aug. 1983, pp.
`941-966.
`Grove, W.M., “Sampling for Oscilloscopes and Other RF
`Systems: Dc through X-Band,” IEEE Transactions. On
`Microwave Theory and Techniques, Dec. 1966, pp.
`629-635.
`Haddon, J. et al., “Measurement of Microwave Scintillations
`on a Satellite Down-Line at X-Band,' 2" Int'l Conf. On
`Antennas and Propagation Part 2: Propagation, Apr. 13–16,
`1991, pp. 113–117.
`Haddon, J. and Vilar, E., "Scattering Induced Microwave
`Scintillations f