发明名称 |
Performance data transmission controlling apparatus, and electronic musical instrument capable of acquiring performance data |
摘要 |
An electronic organ 1 and a personal computer 2 are connected with a MIDI cable. The personal computer 2 is connected to a server 4 via a communication network 3 . The personal computer 2 downloads a controlling program from the server 4 . The electronic organ 1 is set to be a listening trial mode by an operation of the personal computer 2 . In the listening trial mode, an output of a data in a temporally storage area is prohibited. The server 4 provides a first encoded performance data to the personal computer 2 , and the personal computer 2 decodes the received first encoded performance data. The electronic organ 1 generates a key, and the personal computer 2 secondary encodes the performance data with the key and transmits it to the electronic organ 1 . The electronic organ 1 deletes the data stored in the temporally storage area after the listening trial.
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申请公布号 |
US7301091(B2) |
申请公布日期 |
2007.11.27 |
申请号 |
US20050159551 |
申请日期 |
2005.06.22 |
申请人 |
YAMAHA CORPORATION |
发明人 |
AOKI NORIHISA;SUZUKI AKIRA;TORIMURA HORIYUKI |
分类号 |
G10H1/00;A63H5/00;G04B13/00;G10H1/36;G10H7/00 |
主分类号 |
G10H1/00 |
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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