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1.发明授权Circuit arrangement for producing potentials having equal absolute values but opposite sign depending on received signal combinations 失效用于根据接收到的信号组合产生具有相等绝对值但相反符号的电位的电路装置
公开(公告)号：US3242348A
公开(公告)日：1966-03-22
申请号：US13321361
申请日：1961-08-22
Applicant: ERICSSON TELEFON AB L M
Inventor： GEORGE SEM-SANDBERG SVERRE , PER-ARNE MANNBY
IPC: H03K19/082 , H03M1/00
CPC classification number: H03K19/0823 , H03M1/785
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