Classes of USB KVM Switches
With the popularity of USB; USB keyboards, mice and I/O devices are still the most common devices connected to a KVM switch. The classes of KVM switches reviewed are based on different types of core technologies in terms of the KVM switch handling USB I/O devices--including keyboard, mouse, touch screen display, etc. (USB HID class devices- Human Interface Devices ). 1. USB HUB based KVM Also called Enumerated USB KVM switch . A connected/shared USB device is required for the full initiation process (USB enumeration) EVERY TIME the KVM is switched to another target system/port. The switching to different ports is just as if you were to physically plug and unplug a USB device into your targeted system. 2. Emulated USB KVM Dedicated USB console port(s) are assigned to emulate special sets of USB keyboard or mouse switching control information to each connected/targeted system. Emulated USB provides an instantaneous and reliable switching action that makes keyboard hot...
Updated on 6/15/2023. Since the advanced DDM-class DP 1.4 product line had been released in 2019, there had been upgraded 3 major upgrades in hardware and firmware already.
ReplyDeleteFor example, the new 2-port DP1.4 models now are very stable in supporting 4K144hz 8/RGB video sharing and switching. 4-port models are stable in supporting up to 4K120hz.