发明名称 |
Receiver, method, program and signal for adapting the sound volume of a ring signal |
摘要 |
The pseudo stereophonic signal has an input monophonic signal in an origin spectral band, and a pseudo stereophonic output. The transmitter has a spectral extension spatialisation generating a first output signal using frequency synthesis extrapolation from part of the origin band. |
申请公布号 |
EP1278399(A1) |
申请公布日期 |
2003.01.22 |
申请号 |
EP20020077764 |
申请日期 |
2002.07.09 |
申请人 |
KONINKLIJKE PHILIPS ELECTRONICS N.V. |
发明人 |
LUCAT, LAURENT;MIET, GILLES |
分类号 |
H04B1/40;H04H20/88;H04S5/00;H04S5/02;H04S7/00 |
主分类号 |
H04B1/40 |
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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