Implementing broadband resonator for resonant clock distribution
AssigneeGLOBALFOUNDRIES Ins.
InventorsSanthosh Madhavan, Giri N. K. Rangan, Patrick l. Rosno, Timothy J. Schmerbeck
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Abstract
A method and circuit for implementing a broadband resonator for resonant clock distribution, and a design structure on which the subject circuit resides are provided. The circuit includes a pair of first inductors, and a second inductor and a capacitor coupled between a respective first end of the respective first inductors. An opposite free end of the respective first inductors is connected to a respective clock transmission line and connected in parallel to a load capacitance. A frequency response of the circuit includes two poles and a zero in a frequency band of the resonant clock distribution system.
Claims20
A circuit for implementing a broadband resonator for resonant clock distribution comprising:
- a pair of first inductors;
- a second inductor and a capacitor coupled between a respective first end of the respective first inductors;
- an opposite free end of the respective first inductors connected to a respective clock transmission line and connected in parallel to a load capacitance of a clock distribution system forming the broadband resonator;
- and
- the broadband resonator having a frequency response including two poles and a zero in a predefined frequency band of the resonant clock distribution system.
A design structure embodied in a machine readable medium used in a design process, the design structure comprising:
- a circuit tangibly embodied in the machine readable medium used in the design process, said circuit for implementing a broadband resonator for resonant clock distribution, said circuit comprising:
- a pair of first inductors;
- a second inductor and a capacitor coupled between a respective first end of the respective first inductors;
- an opposite free end of the respective first inductors connected to a respective clock transmission line and connected in parallel to a load capacitance of a clock distribution system forming the broadband resonator;
- and
- the broadband resonator having a frequency response including two poles and a zero in a predefined frequency band of the resonant clock distribution system, when read and used in the manufacture of a semiconductor chip produces a chip comprising said circuit.
A method for implementing a broadband resonator for resonant clock distribution comprising:
- providing a pair of first inductors;
- providing a second inductor and a capacitor coupled between a respective first end of the respective first inductors;
- providing an opposite free end of the respective first inductors connected to a respective clock transmission line and connected in parallel to a load capacitance of a clock distribution system forming the broadband resonator;
- and
- providing the broadband resonator with a frequency response including two poles and a zero in a predefined frequency band of the resonant clock distribution system.
Dependencies are inferred from the claim text.