Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Toshiba Corp
Original Assignee
Toshiba Corp
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Filing date
Publication date
Application filed by Toshiba CorpfiledCriticalToshiba Corp
Priority to JP23308587ApriorityCriticalpatent/JPS6474891A/ja
Publication of JPS6474891ApublicationCriticalpatent/JPS6474891A/ja
Metodo di attenuazione del segnale di eco in circuiti di conversione, cosiddetti a forchetta telefonica, destinati a conferenze telefoniche, ed apparecchiatura operante secondo tale metodo.
Circuit arrangement for transmitting line or selecton signals on the telephone lines, mainly for telephone sets, line equipments of the telephone exchanges, long-distance exchanges and/or line extensing devices