Patent search ap:("ERICSSON TELEFON AB L M") AND inv:"FJALLBRANT TORE TORSTENSSON" Page 2

11.

发明授权
Variable delay arrangement in a ladder network using signals related to the input fed to the shunt elements to affect the poles and zeroes of the transfer function 失效

公开(公告)号：US3544924A

公开(公告)日：1970-12-01

申请号：US3544924D

申请日：1968-09-25

Applicant: ERICSSON TELEFON AB L M

Inventor： FJALLBRANT TORE TORSTENSSON

IPC: H03H11/12 , H03H11/26 , H03H7/36 , H03H7/14

CPC classification number: H03H11/1213 , H03H11/26 , H03H11/265

12.

发明授权
Microwave signal modulator comprising a hybrid junction and a nonreciprocal phase shifter 失效
Title translation: 包含混合结和微波相位振荡器的微波信号调制器

公开(公告)号：US3475699A

公开(公告)日：1969-10-28

申请号：US3475699D

申请日：1967-09-20

Applicant: ERICSSON TELEFON AB L M

Inventor： FJALLBRANT TORE TORSTENSSON

IPC: H03C1/50 , H03C7/02 , H03C1/38

CPC classification number: H03C7/022 , H03C1/50

13.

发明授权
Active rc-filter of a wanted degree 失效
Title translation: 有意思的RC过滤器

公开(公告)号：US3473141A

公开(公告)日：1969-10-14

申请号：US3473141D

申请日：1967-12-15

Applicant: ERICSSON TELEFON AB L M

Inventor： FJALLBRANT TORE TORSTENSSON

IPC: H03H11/12 , H03F3/52

CPC classification number: H03H11/12

14.

发明授权
Filter circuit with reciprocal impedance branches 失效
Title translation: 带有接口阻抗分支的滤波电路

公开(公告)号：US3473140A

公开(公告)日：1969-10-14

申请号：US3473140D

申请日：1967-07-07

Applicant: ERICSSON TELEFON AB L M

Inventor： FJALLBRANT TORE TORSTENSSON

IPC: H03H11/12 , H03F3/04

CPC classification number: H03H11/1213 , H03H11/12

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