# US 12,601,633 B2 · Modified rectangular wave polarization control (MRWPC) system > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,601,633 B2 - Document ID: US12601633B2 - Status: Granted - Kind: B2 - Application number: 17/836,696 - Filed: 2022-06-09 - Published: 2022-12-15 - Granted: 2026-04-14 - Earliest claimed: 2021-06-10 - Applicants: Omidreza Moghbeli; Ian Budner; Madjid Pahlevany; Sebastian Borucki - Inventors: Omidreza Moghbeli; Ian Budner; Madjid Pahlevany; Sebastian Borucki - Web page: https://patentgrep.com/patent/US12601633B2 ## CPC - G01J 4/04: Polarimeters using electric detection means (G01J4/02 takes precedence) - G01J: MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY (light sources F21, H01J, H01K, H05B; investigating properties of materials by optical means G01N) ## Abstract A Modified Rectangular Wave Polarization Control (MRWPC) system generates an automatically adjustable rectangular wave to optimize polarization of electrodes in relative electrolytes by decreasing the concentration polarization effect. The MRWPC system provides corrosion mitigation for metallic structures in corrosive environments, battery rejuvenation/rapid charging, enhancements in the electroplating process, and other procedures that utilize electrochemical reactions. ## Claims ### Claim 1 A Modified Rectangular Wave Polarization Control (MRWPC) system, comprising: a rectangular wave generator producing rectangular waves comprising forward or positive voltage V1 for a forward time T1 and a negative or reverse voltage V2 for a reverse time T2 where at any given time the polarity of each electrode is opposite with potentials of dissimilar magnitude with respect to an electrolyte, which will self-adjust utilizing individually controlled power supplies generating forward and reverse switching voltages that are independently adjusted and are impressed toward the electrodes with different forward and reverse time intervals controlled by a self-adjusting timing switch to regulate the electrical charge on each electrode in order to achieve the required degree of polarization on each electrode; and electrical cables electrically connecting the rectangular wave generator to electrodes cooperating with a subject selected from the group consisting of structures, rechargeable batteries, electroplating baths, electroforming baths, and the electrical cables introducing the rectangular waves to the electrodes. ### Claim 2 (depends on 1) The MRWPC system of claim 1, wherein the subject is the structure and the MRWPC system reduces corrosion of the structure. ### Claim 3 (depends on 1) The MRWPC system of claim 1, wherein the rechargeable battery is the subject and the MRWPC system rejuvenates or rapidly charges the rechargeable battery. ### Claim 4 (depends on 1) The MRWPC system of claim 1, wherein the electroplating bath is the subject and the MRWPC system will enhance the electroplating process by accelerating the processes and improving manageability of metal layer formation. ### Claim 5 (depends on 1) The MRWPC system of claim 1, wherein the electroforming bath is the subject and the MRWPC system will enhance the electroforming process by accelerating the processes and improving manageability of metal layer formation. ### Claim 6 (depends on 1) The MRWPC system of claim 1, wherein V1, T1, V2, and T2 provide the rectangular wave. ### Claim 7 (depends on 1) The MRWPC system of claim 1, wherein V1, T1, V2, and T2 are selected to optimize polarization of electrodes in relative electrolytes and to minimize energy consumption. ### Claim 8 (depends on 1) The MRWPC system of claim 1, wherein V1, T1, V2, and T2 are selected to retain the polarization level of the electrodes in the beginning stage of concentration polarization. ### Claim 9 (depends on 1) The MRWPC system of claim 1, wherein the V1 and V2 and T1 and T2 are automatically adjusted to generate the most suitable rectangular wave for polarizing the electrodes to optimize efficiency in different electrolytes or applications. ### Claim 10 (depends on 9) The MRWPC system of claim 9, wherein: the V1 and V2 and T1 and T2 are automatically adjusted based on feedback received from the electrodes; and the feedback used to optimize the rectangular wave controlling polarization improving the electrochemical reaction. ### Claim 11 (depends on 9) The MRWPC system of claim 9, wherein the V1 and V2 and T1 and T2 are adjusted using voltage measurements to a reference electrode in corrosion control, interrupting the charging process of the rechargeable battery and measuring the gained voltage and surface voltage feedback during an electroplating or electroforming process. ### Claim 12 (depends on 1) The MRWPC system of claim 1, wherein the rectangular wave generator comprises: a variable forward power supply providing the forward voltage; a variable reverse power supply providing the reverse voltage; and a time switching controller generating a forward or positive rectangular power to a first electrode and negative or reverse rectangular power to a second electrode, the rectangular power conversely switching between the electrodes. ### Claim 13 A Modified Rectangular Wave Polarization Control (MRWPC) system, comprising: a rectangular wave generator comprising: a variable forward power supply providing a forward voltage; a variable reverse power supply providing a reverse voltage; and a time switching controller generating rectangular power from the forward voltage to a first electrode and rectangular power from the reverse voltage to a second electrode, the forward voltage and the reverse voltage conversely switching between the electrodes; and electrical cables electrically connecting the rectangular wave generator to electrodes cooperating with a subject selected from the group consisting of structures, rechargeable batteries, electroplating baths, electroforming baths, and the electrical cables introducing the rectangular waves to the electrodes. ### Claim 14 A Modified Rectangular Wave Polarization Control (MRWPC) system, comprising: a rectangular wave generator comprising: a variable forward power supply providing a forward voltage; a variable reverse power supply providing a reverse voltage; and a time switching controller generating rectangular power from the 6 forward voltage to a first electrode and rectangular power from the reverse voltage to a second electrode, the forward voltage and the reverse voltage conversely switching between the electrodes; and electrical cables electrically connecting the rectangular wave generator to electrodes cooperating with a structure, and the electrical cables introducing the rectangular waves to the electrodes.