CIRCUIT DEVICE, OSCILLATOR, PHYSICAL QUANTITY MEASUREMENT DEVICE, ELECTRONIC APPARATUS, AND VEHICLE
First Claim
Patent Images
1. A circuit device comprising:
- an oscillation circuit configured to generate an oscillation signalresonator;
a processing circuit configured to control the oscillation circuit; and
a storage circuit configured to store temperature compensation data of an oscillation frequency of the oscillation signal,wherein the processing circuit generates specific Physically Unclonable Function information of the circuit device based on the temperature compensation data.
1 Assignment
0 Petitions
Accused Products
Abstract
A circuit device includes an oscillation circuit that generates an oscillation signal by using an resonator, a processing circuit that controls the oscillation circuit, and a storage circuit that stores temperature compensation data of an oscillation frequency of the oscillation signal. The processing circuit generates specific PUF information of the circuit device on the basis of the temperature compensation data.
-
Citations
19 Claims
-
1. A circuit device comprising:
-
an oscillation circuit configured to generate an oscillation signalresonator; a processing circuit configured to control the oscillation circuit; and a storage circuit configured to store temperature compensation data of an oscillation frequency of the oscillation signal, wherein the processing circuit generates specific Physically Unclonable Function information of the circuit device based on the temperature compensation data. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19)
-
Specification