-
1.Equipment for selectively establishing audio and wideband communication paths through two autonomous switching systems 失效
Title translation: 通过两台自动切换系统选择性地建立音频和宽带通信系统的设备公开(公告)号:US3612767A
公开(公告)日:1971-10-12
申请号:US3612767D
申请日:1969-06-11
Applicant: BELL TELEPHONE LABOR INC
Inventor: ANDERSON HAROLD P , BECKER FLOYD K , BERRYMAN ROBERT D , BOTSFORD NELSON JR , HOFFMAN MAURICE A , RYAN ARTHUR P
Abstract: Independently operated switching systems which are actuated on every call are disclosed for establishing via one system audioonly communication paths and via the other system wideband as well as audio communication paths. Initially, both systems are connected on a call and one of them is released by the caller for determining the particular switching system and therefore the necessary switching facilities to be utilized on the call.
-
2.Distortion monitoring by comparing square and cubic law distortion to carrier 失效
Title translation: 通过比较方形和立方体失误对运输工具进行失败监测公开(公告)号:US3434056A
公开(公告)日:1969-03-18
申请号:US3434056D
申请日:1966-05-31
Applicant: BELL TELEPHONE LABOR INC
Inventor: BECKER FLOYD K
CPC classification number: H04L1/20
-
公开(公告)号:US2878310A
公开(公告)日:1959-03-17
申请号:US50623555
申请日:1955-05-05
Applicant: BELL TELEPHONE LABOR INC
Inventor: BECKER FLOYD K
IPC: H04N7/14
CPC classification number: H04N7/141
-
4.System for superimposing individual channel spectra in a noninterfering manner 失效
Title translation: 用于超导无线通道中的个体通道光谱的系统公开(公告)号:US3517131A
公开(公告)日:1970-06-23
申请号:US3517131D
申请日:1967-04-10
Applicant: BELL TELEPHONE LABOR INC
Inventor: BECKER FLOYD K
CPC classification number: H04L5/06 , H04B14/004 , H04L27/02
-
5.Adjustable delay line filter having plurality of binarily weighted segments affixed to a body of piezoelectric material 失效
Title translation: 适用于压电材料体的双面加权部分的可调延迟线过滤器公开(公告)号:US3444482A
公开(公告)日:1969-05-13
申请号:US3444482D
申请日:1967-05-01
Applicant: BELL TELEPHONE LABOR INC
Inventor: BECKER FLOYD K
CPC classification number: H03H9/46
-
公开(公告)号:US2982885A
公开(公告)日:1961-05-02
申请号:US75081858
申请日:1958-07-24
Applicant: BELL TELEPHONE LABOR INC
Inventor: BECKER FLOYD K
IPC: G06G7/186
CPC classification number: G06G7/186
-
7.Automatic phase control for a multilevel coded vestigial sideband data system 失效
Title translation: 自动相位控制用于多个编码的VESTIGIAL侧边数据系统公开(公告)号:US3462687A
公开(公告)日:1969-08-19
申请号:US3462687D
申请日:1968-04-17
Applicant: BELL TELEPHONE LABOR INC
Inventor: BECKER FLOYD K , LESCINSKY FRANK W
CPC classification number: H04L25/03133 , H04L7/033 , H04L7/08 , H04L7/10
-
8.Constant level signal transmission with band-edge pilot tone amplitude adjustment 失效
Title translation: 带边带引导音调调整的恒定电平信号传输公开(公告)号:US3458815A
公开(公告)日:1969-07-29
申请号:US3458815D
申请日:1966-05-17
Applicant: BELL TELEPHONE LABOR INC
Inventor: BECKER FLOYD K
CPC classification number: H04L27/08
-
公开(公告)号:US3443229A
公开(公告)日:1969-05-06
申请号:US3443229D
申请日:1966-04-13
Applicant: BELL TELEPHONE LABOR INC
Inventor: BECKER FLOYD K
CPC classification number: H04L27/02
-
公开(公告)号:US3439275A
公开(公告)日:1969-04-15
申请号:US3439275D
申请日:1965-05-28
Applicant: BELL TELEPHONE LABOR INC
Inventor: BECKER FLOYD K , HOLZMAN LOUIS N
CPC classification number: H03D1/24
-
-
-
-
-
-
-
-
-