CN-122018666-A - Chip low-power-consumption intelligent control method and system based on proportional threshold

Abstract

The invention discloses a chip low-power-consumption intelligent control method and system based on a proportional threshold value, and relates to the technical field of chip power consumption control. According to the invention, the proportional threshold reference model of each module of the chip is established, the proportional threshold sensing unit is designed to collect chip operation data in real time, and proportional stress points affecting chip power consumption are identified, so that the chip is enabled to work in an optimal proportional threshold interval all the time by dynamically optimizing chip power supply, clock and load scheduling through the intelligent control unit. The invention can greatly reduce the overall power consumption of the chip, improve the energy efficiency ratio, ensure the performance of core tasks, improve the running stability of the chip, and is suitable for the power consumption optimization of hardware such as various AI chips, processors, soCs and the like.

Inventors

• Gui Wuyan

Assignees

• 珠海市工正科技有限公司

Dates

Publication Date

20260512

Application Date

20260405

Claims (5)

1. 1. A chip low-power consumption intelligent control method based on a proportional threshold is characterized by comprising the steps of attributing load, temperature and time delay requirements The integrated value is a [0,1] continuous proportional value, and the continuous adjustment of the power consumption mode is realized according to the multi-stage proportional threshold value.
2. 2. The method of claim 1, wherein the multi-level proportional threshold corresponds to deep sleep, shallow sleep, all Constant operation, high performance operation, etc.
3. 3. The method of claim 1, wherein the adjustment object comprises a core voltage, a clock frequency, an arithmetic unit And a switch and peripheral power supply strategy.
4. 4. The method of claim 1, wherein the power mode switching is smooth and continuous, free of step transitions and currents Burrs.
5. 5. An intelligent control system with low power consumption of a chip, characterized in that the ratio-based threshold of any one of claims 1-4 is adopted A low power consumption control method of the value.

Description

Chip low-power-consumption intelligent control method and system based on proportional threshold Technical Field The invention relates to the technical fields of integrated circuit design, chip power consumption control and intelligent hardware energy efficiency optimization, in particular to a chip low-power consumption intelligent control method and system based on a proportional threshold value, which are suitable for dynamic power consumption optimization and energy efficiency improvement of hardware such as various AI chips, processors, soCs and the like. Background The current chip power consumption control mostly adopts a fixed threshold value, a fixed clock frequency reduction mode or a fixed power supply voltage regulation mode, and the following core problems exist under a complex multitasking operation scene: 1. the power consumption control threshold is fixed, the dynamic requirements of different loads and different operation scenes of the chip cannot be adapted, and performance loss or power consumption waste easily occurs; 2. the dynamic perception of the power consumption proportion and the load proportion of each module of the chip is lacking, key power consumption stress nodes of the chip operation cannot be identified, and local overheating and time sequence violations are easy to occur; 3. the traditional control method takes 'passive power consumption reduction' as a core, and the global optimal characteristic of a proportion threshold value is not utilized, so that dynamic balance among chip performance, power consumption and stability is difficult to realize; 4. the control strategy is disjointed with the running state of the chip, the power consumption control threshold cannot be dynamically adjusted according to the task priority and the calculation force demand, and the energy efficiency optimization effect is limited. The prior art fails to construct a chip low-power-consumption intelligent control system based on a proportion threshold value from the bottom proportion philosophy, and the energy efficiency potential of the chip cannot be fully released. . Disclosure of Invention The invention provides a chip low-power-consumption intelligent control method and system based on a proportion philosophy and a proportion threshold control principle, and the method and system dynamically identify power consumption proportion stress points in the chip operation process by constructing a proportion threshold reference model of chip operation, realize self-adaptive optimization of chip power supply, clock and load, greatly reduce chip power consumption and improve energy efficiency ratio. The invention comprises the following core steps: 1. Establishing a proportion threshold reference model of each module of the chip, including proportion relation among parameters such as load rate, power consumption duty ratio, clock frequency, power supply voltage, temperature and the like of each module, and defining a safety proportion threshold interval, an early warning proportion threshold interval and a critical proportion threshold; 2. Designing a proportional threshold sensing unit, collecting running data such as load, power consumption, frequency, voltage, temperature and the like of each module of the chip in real time, and forming a real-time proportional vector after normalization processing; 3. Comparing the real-time proportional vector with a reference model, calculating the proportional deviation, and identifying power consumption proportional stress points, namely key module nodes which have decisive influence on the power consumption, the performance and the stability of the chip; 4. the intelligent control unit of the proportional threshold is designed, and the chip operation is dynamically optimized according to the type of stress points, namely, the power calculation scheduling balance is carried out on the high-load high-power consumption module, and the clock frequency reduction and the power supply voltage regulation are carried out on the low-load idle module; 5. Designing a proportion threshold dynamic calibration unit, periodically updating a proportion threshold reference model based on chip operation data, adapting to scene changes of different tasks, different environment temperatures and different ageing degrees, and keeping a long-term optimal control effect; 6. and a proportional threshold priority scheduling mechanism is constructed, the proportional threshold of each module is dynamically adjusted according to the task priority, and the overall power consumption is maximally reduced while the performance of the core task is ensured. The system comprises a proportional threshold sensing unit, a proportional threshold reference model unit, a proportional stress point identification unit, a proportional threshold intelligent control unit, a proportional threshold dynamic calibration unit and a priority scheduling unit. The invention has the beneficial effects that: 1. Th