发明名称 |
INFRARED REMOTE CONTROL DEVICE FOR A PERSONAL DIGITAL ASSISTANT |
摘要 |
According to the present invention there is provided an infrared code generating and transmitting device (12) adapted to be coupled to or incorporated in a microcomputer system (10), commonly referred to as a personal digital assistant (PDA). The IR code generating and transmitting device (12) comprises a CPU (40) separate or incorporated into the microcomputer system (10) of the PDA; a memory separate or incorporated into the microcomputer system (10); an LED output (IR1, IR2); LED driver circuitry (68) coupled between the CPU (40) and the LED output (IR1, IR2); an interface connector (78); an interface buffer circuit (44) coupled between the interface conector (78) and the CPU (40); and an interface data buffer circuit (54) coupled by data lines (80) between the interface connector (78) and the CPU (40). |
申请公布号 |
WO9422242(A1) |
申请公布日期 |
1994.09.29 |
申请号 |
WO1994US03166 |
申请日期 |
1994.03.23 |
申请人 |
UNIVERSAL ELECTRONICS, INC.;DARBEE, PAUL, V. |
发明人 |
DARBEE, PAUL, V. |
分类号 |
G06F1/16;G06F15/02;H03J1/00;H03J9/06;H04B1/20;H04B1/38;H04B10/114;H04Q9/00;(IPC1-7):H04B10/10 |
主分类号 |
G06F1/16 |
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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