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- W2390539184 abstract "In view of the problem which it is difficult to cancel echo in building intercom system,briefly expounds the echo causes and principle and the current main echo cancellation technology,introduced the Conexant CX20707 SPoC echo cancellation chip basic characteristic,and the audio stream processing design flow of CX20707 in analog building intercom system and digital building intercom system.In the practice,the building intercom system which based on CX20707 design,its acoustic echo and line echo are under quite good suppression,and each voice telephone conversation technical specification meet the ministry of public security building intercom system technology standard testing requirements.Therefore,it is worthy to be promoted and applied in the building intercom system." @default.
- W2390539184 created "2016-06-24" @default.
- W2390539184 creator A5078292522 @default.
- W2390539184 date "2011-01-01" @default.
- W2390539184 modified "2023-09-25" @default.
- W2390539184 title "Echo cancellation design in building intercom system based on CX20707 SPoC" @default.
- W2390539184 hasPublicationYear "2011" @default.
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