Winding-based delay unit

• Main Author: LI FENGLEI
• Format: Patent
• Language: Chinese; English
• Published: 28.07.2023
• Subjects: BASIC ELECTRONIC CIRCUITRY; ELECTRICITY; IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS

The invention is suitable for the technical field of physical integrated circuit design, and particularly relates to a delay unit based on winding. The invention provides the winding-based delay unit applied to the integrated circuit, the winding area in the low metal layer can be better utilized by the delay unit through the stacked design, the delay unit library is formed through adjacent connection, connecting wires are saved, the space utilization rate is improved, and the delay unit has the advantages of simple structure and low cost. And accurate path delay adjustment can be realized based on a programmable control metal cutting technology, the repairable capability of the winding layer is improved, and the method has the characteristic of high compatibility. 本发明适用于物理集成电路设计技术领域，尤其涉及一种基于绕线的延迟单元。本发明提出了一种应用与集成电路中的基于绕线的延迟单元，该延迟单元通过层叠设计能够更好地利用低金属层中的绕线区域，并通过紧邻连接形成延迟单元库，节约连接线，提高空间利用率，并且，还能够基于可编程控制的切断金属技术实现精确的路径延迟调节，提高绕线层的可修复能力，具有高兼容的特性。