Patent search ap:("BELL TELEPHONE LABOR INC") AND inv:"MILLER RALPH L" Page 1

1.

发明授权
Frequency encoded digital transmission with each encoded frequency continuously swept over a band of frequencies 失效
Title translation: 频繁编码的数字传输，每个编码的频率连续切换频带

公开(公告)号：US3493865A

公开(公告)日：1970-02-03

申请号：US3493865D

申请日：1966-03-17

Applicant: BELL TELEPHONE LABOR INC

Inventor： MILLER RALPH L

IPC: H04L27/10 , H04B1/00 , H04B7/00

CPC classification number: H04L27/10 , H04L27/103

2.

发明授权
Conference synchronizing system 失效
Title translation: 会议同步系统

公开(公告)号：US3387095A

公开(公告)日：1968-06-04

申请号：US44782265

申请日：1965-04-13

Applicant: BELL TELEPHONE LABOR INC

Inventor： MILLER RALPH L , YOUNG JR WILLIAM RAE

IPC: H04M3/56

CPC classification number: H04M3/561 , H04M3/568

3.

发明授权
Wave transmission system 失效

公开(公告)号：US2953644A

公开(公告)日：1960-09-20

申请号：US61388656

申请日：1956-10-04

Applicant: BELL TELEPHONE LABOR INC

Inventor： MILLER RALPH L

IPC: H04B1/66

CPC classification number: H04B1/66 , Y10S367/901

4.

发明授权
Frequency conversion circuits 失效

公开(公告)号：US2159595A

公开(公告)日：1939-05-23

申请号：US15669837

申请日：1937-07-31

Applicant: BELL TELEPHONE LABOR INC

Inventor： MILLER RALPH L

IPC: H03B21/02 , H04B7/155

CPC classification number: H03B21/02

5.

发明授权
Impulse producing circuit 失效
Title translation: 脉冲发生电路

公开(公告)号：US2144847A

公开(公告)日：1939-01-24

申请号：US11139836

申请日：1936-11-18

Applicant: BELL TELEPHONE LABOR INC

Inventor： MILLER RALPH L

IPC: G04D7/12

CPC classification number: G04D7/1221 , Y10T307/872

6.

发明授权
Apparatus for deriving pitch information from a speech wave 失效
Title translation: 用于从语音波导中传送信息的装置

公开(公告)号：US3488446A

公开(公告)日：1970-01-06

申请号：US3488446D

申请日：1966-10-31

Applicant: BELL TELEPHONE LABOR INC

Inventor： MILLER RALPH L

IPC: G10L25/90 , H04B1/66

CPC classification number: G10L25/90

7.

发明授权
Conference circuit for coded signals permitting conference calls between vocoder and analogue stations 失效
Title translation: 用于编码信号的会议电路允许声码器和模拟站之间的电话会议

公开(公告)号：US3369080A

公开(公告)日：1968-02-13

申请号：US41863564

申请日：1964-12-16

Applicant: BELL TELEPHONE LABOR INC

Inventor： MILLER RALPH L , YOUNG JR WILLIAM RAE

IPC: H04M3/56

CPC classification number: H04M3/561 , H04M3/568

8.

发明授权
Two-way television over telephone lines 失效
Title translation: 电话线双向电视

公开(公告)号：US2922843A

公开(公告)日：1960-01-26

申请号：US52592755

申请日：1955-08-02

Applicant: BELL TELEPHONE LABOR INC

Inventor： CLARK MALCOLM A , MILLER RALPH L , SEARS RAYMOND W

IPC: H04N7/14

CPC classification number: H04N7/142

9.

发明授权
Telephone privacy system 失效
Title translation: 电话隐私系统

公开(公告)号：US3912868A

公开(公告)日：1975-10-14

申请号：US49512443

申请日：1943-07-17

Applicant: BELL TELEPHONE LABOR INC

Inventor： BADGLEY ROBERT H , MILLER RALPH L

IPC: H04K1/02 , H04L9/00

CPC classification number: H04K1/02

Abstract: 1. In a system for transmitting indications of an electrical quantity of varying magnitude, means to transmit indications in the form of stepped values each corresponding approximately to the magnitude of the quantity at the corresponding time, means to compare the respective stepped values against the true values of the quantity to determine the residues of the true values over and above said stepped values in each case, and means to separately transmit indications of said residues.

10.

发明授权
Fundamental frequency detector 失效

公开(公告)号：US3535454A

公开(公告)日：1970-10-20

申请号：US3535454D

申请日：1968-03-05

Applicant: BELL TELEPHONE LABOR INC

Inventor： MILLER RALPH L

IPC: G10L25/90 , G10L1/00

CPC classification number: G10L25/90

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