Patent ID: 11874252
Assignee: MOBILION SYSTEMS, INC.
Field: Measurement (Instruments)
Classification: CPC G  H | IPC G  H

Claim 5:
6. The apparatus of claim 1, comprising a pre-filter region, an accumulation region, and a transfer region,
wherein the pre-filter region is configured to receive a plurality of ions and perform a first ion mobility filtering operation on the plurality of ions to separate the ions into a first group of ions and a second group of ions based on mobility of the ions,
wherein the accumulation region is configured to receive the first group of ions from the pre-filter region, accumulate the first group of ions into one or more ion packets, and release the one or more ion packets into the transfer region, the transfer region configured to transfer the one or more ion packets to the switch,
wherein the pre-filter region is configured to reduce the amount of ions provided to the accumulation region and increase the amount of time the accumulation region can accumulate ions.