PenMount
PCI Supports Gloved Operation
Applications for projected capacitive touch panels are very extensive
and often include industrial control systems, medical equipment, and outdoor
devices. Based on safety, hygiene, and climate
considerations many of these applications require operators to wear gloves
while using the PCI touch panel. In order to satisfy customer needs, PenMount
PCI touch controllers have a comprehensive strategy regarding gloved
operation.
The PCI touch panel operating principle begins when the touch panel
detects a conductor (such as a finger or water). Then the PCI touch
controller processes the received signal through an algorithm to determine
the touch point. When users wear gloves, the touch signal strength will be
reduced because the materials used by standard gloves, cotton, linen, latex
or functional glove coatings, possess
dielectric constants far lower than that of a finger. Moreover, glove
thickness is related to signal volume. The thicker the glove, the further a
finger is from the touch surface. Thus, the signal volume the PCI touch
controller is able to detect is also reduced.
Through a combination of hardware and firmware and paired with
adjustment by the PenMount PCIMSet utility, PenMount PCI controllers can
enhance touch sensitivity when users wear gloves during operation. PenMount
reduces noise through a signal/noise ratio processing firmware mechanism and
unique algorithm to obtain the best signal values. PenMount PCI controllers
support the use of many types of gloves while, simultaneously, taking into
account the reliability and dependability of touch operation.
PenMount PCI touch controllers support most glove types such as common
rubber gloves, standard cold weather cotton or leather gloves, silicone or
latex gloves prevalent in medical environments, etc. Practically, when
medical personnel wear multiple layers of medical latex gloves to avoid risk
of infection, PenMount PCI controllers continue to operate normally and
smoothly. PenMount PCI controllers also support thick glove materials and
gloves with special surface treatments. In addition to a "touch
mechanism," the PCI gloved touch solution introduced by PenMount also
provides drawing and gesture functions and two-finger zoom in/out when using
most glove types. You can watch a video detailing gloved functions supported
by AMT and PenMount PCI touch solutions here: AMT Touch Screens with Gloves
You may wish to know whether this excellent gloved support requires
special conditions or firmware pairings? Whether gloved operation requires
abandoning other specifications? In addition to meeting the EMC testing
standards (IEC 61000-4-3 RS Level III 10V/m and IEC 61000-4-6 CS Level III
10Vrms) most important to industrial applications, standard PenMount PCI
controller firmware can also comprehensively implement a water handling
mechanism and gloved operation. PenMount PCI controllers, integrate these
three, seemingly impossible to simultaneously co-exist, features into one
standard firmware. Of course, we are happy to provide firmware customization
services to conform to different glove types.
PenMount's design philosophy is greater consideration on behalf of
customers and understanding actual customer needs to provide comprehensive
touch solutions that allow customers to introduce PCI applications. PenMount
provides customers with reliable and convenient touch products and a complete
series of utilities to fulfill common usage requirements and facilitate your
product development. If you have any questions or product inquires, you are welcome
to contact us for more information.
More details on all the AMT range of products can be seen at www.review-displays.co.uk
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Friday, 15 April 2016
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