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公开(公告)号:US3246243A
公开(公告)日:1966-04-12
申请号:US26289163
申请日:1963-03-05
Applicant: ERICSSON TELEFON AB L M
Inventor: ERWIN WIDL WALTER HERBERT
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2.Means for gradually switching capacitor into and out of variable frequency oscillator 失效
Title translation: 意味着逐渐切换电容器进出变频振荡器公开(公告)号:US3386051A
公开(公告)日:1968-05-28
申请号:US59804166
申请日:1966-11-30
Applicant: ERICSSON TELEFON AB L M
Inventor: ERWIN WIDL WALTER HERBERT
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3.Phase controlled oscillator with a variable synchronizing range 失效
Title translation: 具有可变同步范围的相控振荡器公开(公告)号:US3287657A
公开(公告)日:1966-11-22
申请号:US35783964
申请日:1964-04-06
Applicant: ERICSSON TELEFON AB L M
Inventor: ERWIN WIDL WALTER HERBERT
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4.Arrangement for automatic equalization of the distortion in data transmission channels 失效
Title translation: 自动均衡数据传输通道失真的布置公开(公告)号:US3335223A
公开(公告)日:1967-08-08
申请号:US30414263
申请日:1963-08-23
Applicant: ERICSSON TELEFON AB L M
Inventor: NILS-OLOF JOHANNESSON , ERWIN WIDL WALTER HERBERT
CPC classification number: H04L25/03878
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5.Level regenerating arrangement for transmission of bipolar signals 失效
Title translation: 用于双极信号传输的电平再生装置公开(公告)号:US3304508A
公开(公告)日:1967-02-14
申请号:US42701565
申请日:1965-01-21
Applicant: ERICSSON TELEFON AB L M
CPC classification number: H04L25/065 , H03K5/01 , H04L25/064
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6.Level regenerating arrangement for the transmission of bipolar signals 失效
Title translation: 用于传输双极信号的电平再生装置公开(公告)号:US3287575A
公开(公告)日:1966-11-22
申请号:US37607164
申请日:1964-06-18
Applicant: ERICSSON TELEFON AB L M
Inventor: ERWIN WIDL WALTER HERBERT
CPC classification number: H04L25/065 , H03K3/30 , H04L25/062
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