Patent search ap:("RCA CORP") AND inv:"CHANG KERN K N" Page 1

1.

发明授权
Parameric amplifier with lower frequency pumping 失效
Title translation: 具有较低频率抽运的Parameric放大器

公开(公告)号：US3018443A

公开(公告)日：1962-01-23

申请号：US73657358

申请日：1958-05-20

Applicant: RCA CORP

Inventor： STANLEY BLOOM , CHANG KERN K N

IPC: H03F7/02

CPC classification number: H03F7/02

2.

发明授权
Magneto-resistance nonreciprocal signal amplifier 失效

公开(公告)号：US3185937A

公开(公告)日：1965-05-25

申请号：US9190261

申请日：1961-02-27

Applicant: RCA CORP

Inventor： CHANG KERN K N

IPC: H03F15/00

CPC classification number: H03F15/00

3.

发明授权
Electron tube generating oppositely directed radially-displaced beams 失效
Title translation: 产生相反方向的径向位移光束的电子管

公开(公告)号：US3140420A

公开(公告)日：1964-07-07

申请号：US8023361

申请日：1961-01-03

Applicant: RCA CORP

Inventor： CHANG KERN K N

IPC: H01J25/38

CPC classification number: H01J25/38

4.

发明授权
Negative conductance diode amplifier 失效
Title translation: 负电导二极管放大器

公开(公告)号：US3127567A

公开(公告)日：1964-03-31

申请号：US81284259

申请日：1959-05-13

Applicant: RCA CORP

Inventor： CHANG KERN K N

IPC: H03F3/12

CPC classification number: H03F3/12

5.

发明授权
Diode traveling wave parametric amplifier 失效
Title translation: 二极管行波参数放大器

公开(公告)号：US3096485A

公开(公告)日：1963-07-02

申请号：US14260

申请日：1960-01-04

Applicant: RCA CORP

Inventor： CHANG KERN K N

IPC: H03F7/04

CPC classification number: H03F7/04

6.

发明授权
High power,high efficiency silicon avalanche diode uhf and l band oscillator 失效
Title translation: 高功率，高效率的半导体二极管UHF和L带振荡器

公开(公告)号：US3559097A

公开(公告)日：1971-01-26

申请号：US3559097D

申请日：1969-02-05

Applicant: RCA CORP

Inventor： CHANG KERN K N , PRAGER HANS J , WEISBROD SHERMAN

IPC: H03B9/14 , H03B7/06

CPC classification number: H03B9/14

Abstract: A IMPROVED SILICON AVALANCHE DIODE OSCILLATOR FOR PULSED OPERATION IN THE UHF OR L BAND, WHICH HAS AN EFFCIENCY (40 PERCENT OR BETTER) AT LEAST EQUAL TO THAT OF VACUUM TUBE OSCILLATORS OPERATING AT THESE FREQUENCIES, IS OBTAINED BY UTILIZING AT LEAST THREE SPACED SLIDING SHORT STUB TUNERS AS PART OF A COAXIAL STRUCTURE IN WHICH IS SITUATED THE DIODE.

7.

发明授权
High frequency semiconductor systems using electric fields perpendicular to the direction of wave propagation 失效
Title translation: 使用电场的高频半导体系统对波浪传播的方向依赖

公开(公告)号：US3470375A

公开(公告)日：1969-09-30

申请号：US3470375D

申请日：1964-03-13

Applicant: RCA CORP

Inventor： CHANG KERN K N

IPC: G02F1/015 , H01S5/50 , H04B9/00

CPC classification number: G02F1/015 , H01S5/50

8.

发明授权
Non-linear element mounted high dielectric resonator used in parametric and tunnel diode amplifiers, harmonic generators, mixers and oscillators 失效
Title translation: 用于参数和隧道二极管放大器的非线性元件安装的高介质谐振器，谐波发生器，混频器和振荡器

公开(公告)号：US3300729A

公开(公告)日：1967-01-24

申请号：US32009263

申请日：1963-10-30

Applicant: RCA CORP

Inventor： CHANG KERN K N

IPC: H01P7/06 , H03B1/00 , H03B19/05 , H03B19/18 , H03D9/06 , H03F7/04

CPC classification number: H01P7/06 , H03B19/05 , H03B19/18 , H03D9/06 , H03F7/04

9.

发明授权
Low-noise high-gain stabilized negative conductance diode frequency converter 失效
Title translation: 低噪声高增益稳压负电导二极管变频器

公开(公告)号：US3195051A

公开(公告)日：1965-07-13

申请号：US15538061

申请日：1961-11-28

Applicant: RCA CORP

Inventor： CHANG KERN K N

IPC: H03D7/04

CPC classification number: H03D7/04

10.

发明授权
High efficiency traveling wave tubes 失效
Title translation: 高效行波管

公开(公告)号：US2964671A

公开(公告)日：1960-12-13

申请号：US77795458

申请日：1958-12-03

Applicant: RCA CORP

Inventor： CHANG KERN K N

IPC: H01J25/36

CPC classification number: H01J25/36

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