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1.Facsimile resolution improvement by utilization of a variable velocity sweep signal 失效
Title translation: 通过利用可变速度扫描信号进行的分辨率改进公开(公告)号:US3479453A
公开(公告)日:1969-11-18
申请号:US3479453D
申请日:1965-01-04
Applicant: XEROX CORP
Inventor: TOWNSEND STEPHEN E
CPC classification number: H04N3/32 , H04N1/17 , H04N1/4092 , H04N2201/0458
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2.Pulse stretching circuit for generating pulses of minimum width 失效
Title translation: 用于产生最小脉冲脉冲的脉冲电路公开(公告)号:US3422287A
公开(公告)日:1969-01-14
申请号:US3422287D
申请日:1965-07-08
Applicant: XEROX CORP
Inventor: TOWNSEND STEPHEN E
CPC classification number: H03K5/04
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公开(公告)号:US3402263A
公开(公告)日:1968-09-17
申请号:US41531864
申请日:1964-12-02
Applicant: XEROX CORP
Inventor: TOWNSEND STEPHEN E
IPC: H04N1/40
CPC classification number: H04N1/40
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公开(公告)号:US3447026A
公开(公告)日:1969-05-27
申请号:US3447026D
申请日:1965-10-15
Applicant: XEROX CORP
Inventor: TOWNSEND STEPHEN E
CPC classification number: H04N1/127 , H04N1/047 , H04N3/223 , H04N2201/02425 , H04N2201/02439 , H04N2201/0315 , H04N2201/0471 , H04N2201/04712 , H04N2201/04729 , H04N2201/04731 , H04N2201/04732 , H04N2201/04734 , H04N2201/04744 , H04N2201/04758 , H04N2201/04789 , H04N2201/04791 , H04N2201/04794
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公开(公告)号:US3394222A
公开(公告)日:1968-07-23
申请号:US32964063
申请日:1963-12-11
Applicant: XEROX CORP
Inventor: TOWNSEND STEPHEN E
CPC classification number: H04N1/4072 , H04N1/40056 , H04N1/403
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公开(公告)号:US3441668A
公开(公告)日:1969-04-29
申请号:US3441668D
申请日:1966-01-03
Applicant: XEROX CORP
Inventor: TOWNSEND STEPHEN E
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公开(公告)号:US3322893A
公开(公告)日:1967-05-30
申请号:US32964163
申请日:1963-12-11
Applicant: XEROX CORP
Inventor: TOWNSEND STEPHEN E
IPC: H04N1/403
CPC classification number: H04N1/403
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公开(公告)号:US3508080A
公开(公告)日:1970-04-21
申请号:US3508080D
申请日:1966-09-14
Applicant: XEROX CORP
Inventor: TOWNSEND STEPHEN E
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公开(公告)号:US3457520A
公开(公告)日:1969-07-22
申请号:US3457520D
申请日:1966-08-01
Applicant: XEROX CORP
Inventor: TOWNSEND STEPHEN E
CPC classification number: H03F3/505
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10.Background compensator for facsimile communication system 失效
Title translation: 用于FACSIMILE通信系统的背景补偿器公开(公告)号:US3443026A
公开(公告)日:1969-05-06
申请号:US3443026D
申请日:1965-06-07
Applicant: XEROX CORP
Inventor: TOWNSEND STEPHEN E
CPC classification number: H04N1/403 , H04N1/40056 , H04N1/4072
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