Design method of constant temperature bath
By testing the temperature changes of the crystal resonator in the constant temperature tank, determining the temperature coefficient and adjusting the temperature sensor and circuit gain, the problems of low efficiency and low accuracy of the constant temperature tank design are solved, and efficient and accurate constant temperature tank design are achieved.
CN119397818BActive Publication Date: 2025-03-28BOWEI INTEGRATED CIRCUITS CO LTD
2 Cites 0 Cited by
Patent Information
- Application Number
- CN202411975336.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-31
- Publication Date
- 2025-03-28
- Estimated Expiration
- 2044-12-31
AI Technical Summary
Technical Problem
At present, the constant temperature tank design process is low in efficiency, and the final constant temperature tank is not accurate.
Method used
By testing the temperature change of the crystal resonator in the constant temperature tank to be designed, determining its current temperature coefficient, and adjusting the position of the temperature sensor and the gain of the temperature control circuit according to the temperature coefficient to improve the accuracy of the constant temperature tank.
Benefits of technology
This method can greatly improve the design efficiency of the constant temperature tank, reduce the number of design iterations, reduce costs, and achieve higher temperature control accuracy than traditional designs.
✦ Generated by Eureka AI based on patent content.
Abstract
The present invention provides a method for designing a thermostatic bath. The method belongs to the technical field of oscillators, and includes: when the external temperature changes from a first external temperature to a second external temperature, testing the temperature change corresponding to the crystal resonator; based on the temperature change, determining the current temperature coefficient corresponding to the thermostatic bath to be designed; based on the current temperature coefficient corresponding to the thermostatic bath to be designed, determining the position of the temperature sensor; based on the temperature change corresponding to the crystal resonator, adjusting the gain of the temperature control circuit in the thermostatic bath to be designed, so as to obtain the designed thermostatic bath to be designed. The method provided by the embodiment of the present invention can overcome the blindness caused by the trial and error method in the design of the traditional thermostatic bath, and greatly improve the design efficiency of the thermostatic bath; at the same time, by finely adjusting the gain on the circuit, a higher temperature control accuracy can be obtained than the traditional design.
Need to check novelty before this filing date? Find Prior Art