发明名称 |
Apparatus for processing an audio signal |
摘要 |
An improved telephone handset for hearing-impaired persons. A passive device, in the form of an inductor wound about a highly magnetostrictive core, is connected with the speaker in the handset. The device has been found to improve intelligibility of speech delivered by the handset, when perceived by persons afflicted with certain types of hearing impairment. |
申请公布号 |
EP1632107(B1) |
申请公布日期 |
2012.09.19 |
申请号 |
EP20040754872 |
申请日期 |
2004.06.10 |
申请人 |
ABLE PLANET, INC. |
发明人 |
JELKIN, BRETT, WILLIAM;BURLEIGH, JOAN, BILLGER |
分类号 |
H04R15/00;H04M1/00;H04M1/03;H04M1/60;H04M11/00;H04R25/00 |
主分类号 |
H04R15/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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