Instruction word processing circuit, chip and method
By adding a delay control unit to the instruction word transmission circuit and adjusting the transmission delay, the problem of offsetting the instruction word signal and the clock signal is solved, and the memory sampling accuracy of the high-bandwidth memory chip is improved.
CN115113926BActive Publication Date: 2025-08-12TENCENT TECHNOLOGY (SHENZHEN) CO LTD
Patent Information
- Application Number
- CN202210430604.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- Filing Date
- 2022-04-22
- Publication Date
- 2025-08-12
- Estimated Expiration
- 2042-04-22
AI Technical Summary
Technical Problem
In high bandwidth memory chips, offsets are prone to occur between the instruction word signal and the sampling clock signal, resulting in sampling errors and affecting the accuracy of stored data.
Method used
By adding a delay control unit to the instruction word transmission circuit and adjusting the transmission delay using the instruction word training state machine, the clock sampling edge is ensured to align with the center of the data window of the instruction word.
Benefits of technology
Improves memory sampling accuracy of instruction words and ensures that high bandwidth memory chips can perform operations correctly.
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Smart Images
Figure CN115113926B_ABST
Abstract
The present application discloses an instruction word processing circuit, chip, and method, which belong to the field of artificial intelligence technology. The instruction word processing circuit includes: an instruction word generation register, an instruction word sending circuit, an instruction word receiving circuit, and an instruction word training state machine; the instruction word generation register is electrically connected to the instruction word sending circuit; the instruction word training state machine is electrically connected to the instruction word generation register, the instruction word sending circuit, and the instruction word receiving circuit respectively; the instruction word sending circuit includes multiple delay control units, which are used to adjust the transmission delay of the instruction word in the instruction word sending circuit. By adding multiple delay control units in the instruction word transmission circuit, the transmission delay of the instruction word in the instruction word transmission circuit can be adjusted so that the center of the instruction word's data window is aligned with the clock sampling edge, which helps the memory to correctly sample the instruction word.
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Citation Information
Patent Citations
Processor, signal adjustment method, and computer system
WO2022022537A1