Spread-spectrum radio utilizing MEMS components

Wave transmission lines and networks – Coupling networks – Electromechanical filter

Reexamination Certificate

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Details

C333S133000, C375S130000, C375S132000, C375S140000, C375S146000, C375S147000

Reexamination Certificate

active

07429904

ABSTRACT:
A spread-spectrum radio, such as a frequency-hopping spread-spectrum radio or a direct-sequence spread-spectrum radio, includes a transmitter that utilizes microelectromechanical systems (MEMS) based oscillation system to generate a spread-spectrum signal and/or a receiver that utilizes a MEMS-based frequency selection system to receive a spread-spectrum signal. In an embodiment, the MEMS-based oscillation system and the MEMS-based frequency selection system utilize MEMS resonators such as thin film bulk acoustic resonators (FBARs) that are fabricated in high density on a single substrate.

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