Semiconductor integrated circuit device

Details Semiconductor integrated circuit device Semiconductor integrated circuit device

2007-02-13

2009-08-18

Cho, James H. (Department: 2819)

Oscillators

Plural oscillators

Selectively connected to common output or oscillator...

C331S002000, C327S298000

Reexamination Certificate

active

07576617

ABSTRACT:
A semiconductor integrated circuit device is disclosed that includes a signal processing unit having a nonvolatile memory and a detection unit; plural oscillation sources outputting plural oscillation signals; a selection control unit that selects one of the oscillation signals output by the oscillation sources according to a selection signal, and controls a transfer timing for transferring circuit setting information from the nonvolatile memory to the detection unit and an operations start timing for starting signal processing operations of the signal processing unit according to the selected oscillation signal.

REFERENCES:
patent: 5126695 (1992-06-01), Abe
patent: 5982241 (1999-11-01), Nguyen et al.
patent: 2003/0014620 (2003-01-01), Hanjani
patent: 2005/0030113 (2005-02-01), Ogawa et al.
patent: 2005/0116780 (2005-06-01), Endo et al.
patent: 2001-174534 (2001-06-01), None
Patent Abstract of Japan 2001-174534 Published Jun. 29, 2001.

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