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2016/1/21
Contact Julien Jourdan for more information
ProxSense® solutions for Wearable Applications
© 2016 SAS SELTECH - All rights reserved.
Wearable Market
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The wearable market includes – Smart Watches
– Fitness Trackers
– Wireless Headphones / Earphones
– BT Headsets
– Smart Glasses
Typical Characteristics – Limited space for user interface
– Avoid the use of mechanical buttons for ease
of assembly and reliability
– Easy access
– Small displays (LED or LCD)
– Low power requirements
– Low cost
© 2016 SAS SELTECH - All rights reserved.
ProxSense® Solutions
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Wearable applications – Detect if device is being worn (saves battery power)
– Elegant touch user interface
– Robust water-proof SwipeSwitch
– Small capacitive touch screen or pseudo touch screen (electrodes are copper, but close to the touch screen so the user perceives it as a touch screen)
– Proximity Alert or backlight trigger
Azoteq’s ProxSense offers a range of capacitive proximity and touch controllers
ProxSense Capacitive Controller Devices – 1 channel – simple proximity, touch & movement detection
– 3 channel – SwipeSwitch, robust intuitive interface enables gestures – swipe left/right, tap, double tap, 3 buttons
– Touchscreen – low cost controller optimized for small touch screens
© 2016 SAS SELTECH - All rights reserved.
Fitness Trackers
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Features – Wear Detection
– Bi-directional Swipe
– Tap, Double Tap, Tap & Hold
Advantages – Improved UI –Swipes are intuitive to navigate menus
– Improved Battery Life
– Aesthetically Pleasing Design
– Easier implementation than mechanical keys
– Touch electrodes can be molded into the rubber wristband
Sensors – IQS229, IQS211 – Movement (Wear Detection), single
touch key
– IQS213, IQS263 – Swipe / 3 touch keys
YouTube link
© 2016 SAS SELTECH - All rights reserved.
Smart Watches
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Features – Simple touch screen or pseudo touch screen
– Swipe on Strap
– Replace mechanical buttons with swipe & touch keys
– Touch on watch face can be Incorporated with Swipe
– Movement for Wear Detection
Advantages – Improved UI
– Improved Battery Life
– Wear Detection
– Simpler construction and assembly
– Waterproof
Sensors – IQS229 / 211 – movement (wear detection) and touch
– IQS333 – slider/scroll wheel
– IQS213, IQS263 - Swipe
© 2016 SAS SELTECH - All rights reserved.
Headphones
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Features – Swipe in Any Direction
– Trackpad Control for Volume, Skip, Play & Pause
– Tap, Double Tap, Tap & Hold
– Snap
Advantages – Improved UI – control done on the headphone
– Aesthetics / Modern Design
– Ease of assembly
Sensors – TPR40/48/54, TPE48/60, TPS48 - Trackpad module
– IQS360, IQS525, IQS572- Tracking
– IQS213, IQS263 - Swipe
YouTube link
© 2016 SAS SELTECH - All rights reserved.
Earphones
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Features – Wear Detection
– Bi-directional Swipe
– Tap, Double Tap, Tap & Hold
– ON/OFF for heart rate sensor
Advantages – Robust solution
– Modern Design
– Simpler construction and assembly
– Waterproof
– Power saving
Sensors – IQS229, IQS211 – Movement (Wear Detection)
– IQS211, IQS227AS – Single key
– IQS213, IQS263 – Swipe
© 2016 SAS SELTECH - All rights reserved.
Bluetooth headset
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Features – Wear Detection
– Bi-directional Swipe
– Tap, Double Tap, Tap & Hold
– 1 channel touch sensor to answer / hang up phone call
Advantages – Improved UI
– Improved Battery Life
– Aesthetically Pleasing Design
– Simpler construction and assembly
– Waterproof
Sensors – IQS229, IQS211 – Movement (Wear Detection)
– IQS213, IQS263 – Swipe
– IQS227AS, IQS211 – Single key
© 2016 SAS SELTECH - All rights reserved.
Wearable IC Package and Power Details
IC Description Package Option Dimensions [mm] Picture
IQS211 1 channel
Touch, Proximity and Movement detection
TSOT23-6 3 x 3 x 1
IQS229 1 channel
Touch, Proximity DFN10 3 x 3 x 0.8
IQS213 3 channel
SwipeSwitch MSOP-10 3 x 5 x 1.1
IQS263 3 channels
Slider with movement sensor and tap recognition
MSOP-10/DFN10 3 x 5 / 3 x 3
IQS360
12 channels 3x4 channel projected
trackpad / touch screen controller
QFR32 5 x 5 x 0.9
IQS525/572
25 / 72 channels 5x5 (or 4x6) / 9x8 channel projected trackpad / touch
screen controller
QFN28 4 x 4 x 0.6
© 2016 SAS SELTECH - All rights reserved.
Wearable IC Package and Power Details
IC Description Supply Fast Response Time (~9ms)
LP with Proximity Wake up (256ms)
Standby
IQS211 1 channel
Touch, Proximity and Movement detection
1.8-3.6V 77µA 3.5µA N/A
IQS229 1 channel
Touch, Proximity 1.8-3.6V 100µA 10µA N/A
IQS213 3 channel
SwipeSwitch 1.8-3.6V 180µA 3µA N/A
IQS263 3 channels
Slider with movement sensor and tap recognition
1.8-3.6V 180µA 3µA N/A
IQS360 12 channels
3x4 channel projected trackpad / touch screen controller
1.8-3.6V 530µA 8µA <2µA
IQS525/572
25 / 72 channels 5x5 (or 4x6) / 9x8 channel projected trackpad / touch
screen controller
1.65-1.8V 1.85mA 15µA <2µA
© 2016 SAS SELTECH - All rights reserved.
Recent design wins
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All based on IQS213 / IQS263 for swipe and keys functions
Julien Jourdan Product Manager
2 Allée des Cerisiers 94024 Creteil France
☎: +33 1 48 92 90 02
Contact