发明名称 Information providing device and method
摘要 The present invention relates to an information providing apparatus and an information providing apparatus. The display screen is switched to a predetermined display screen and receives processing on this predetermined display screen by operation of another operation key. Thus, in case where the present invention is applied to a set-top box for digital satellite broadcasting or the like to provide a large number of programs by various selection methods, the number of operation keys of a remote control device is prevented from being increased, so the operationality can be improved.
申请公布号 US6978472(B1) 申请公布日期 2005.12.20
申请号 US20000601161 申请日期 2000.09.06
申请人 SONY CORPORATION 发明人 NASHIDA TATSUSHI;HASHIMOTO TAKESHI;KOBAYASHI MOTOKI
分类号 H04N5/00;H04N5/445;H04N5/50;(IPC1-7):H04N4/445 主分类号 H04N5/00
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