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Low-Complexity One-Way Speaker Phone Disclosure Number: IPCOM000037113D
Original Publication Date: 1989-Nov-01
Included in the Prior Art Database: 2005-Jan-29

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Chang, PC Chen, MS Maruyama, K [+details]


This article describes a low-complexity one-way speaker phone which provides useful speakerphone functions, such as hands-free monitoring and on-hook dialing, at a cost comparable to a basic telephone.