Active stylus
JA Harley, DI Simon - US Patent 8,928,635, 2015 - Google Patents
USPC............. 345/173, 179, 174; 178/1806, 19.03(57) ABSTRACT See application? le for
complete search history, An active stylus is disclosed. The stylus includes an electrode at a …
complete search history, An active stylus is disclosed. The stylus includes an electrode at a …
Intelligent stylus
DR Falkenburg, DI Simon, JA Harley… - US Patent …, 2016 - Google Patents
An intelligent stylus is disclosed. The stylus can provide a stylus condition in addition to a
touch input. The stylus archi tecture can include multiple sensors to sense information …
touch input. The stylus archi tecture can include multiple sensors to sense information …
Configurable active stylus devices
K Sundara-Rajan, L Rathnam - US Patent 9,632,597, 2017 - Google Patents
US9632597B2 - Configurable active stylus devices - Google Patents US9632597B2 -
Configurable active stylus devices - Google Patents Configurable active stylus devices Download …
Configurable active stylus devices - Google Patents Configurable active stylus devices Download …
Input device for touch sensitive devices
CH Krah, S Shahparnia, SP Hotelling - US Patent 9,310,923, 2016 - Google Patents
4,496.981 4,520,357 4,542.375 4,602,321 4,603,356 4,642.459 4,644,338 4,655,552
4,662,718 4,671,671 4,677,428 4,679,909 4,684.939 4,698,460 4,705.942 4,720,869 …
4,662,718 4,671,671 4,677,428 4,679,909 4,684.939 4,698,460 4,705.942 4,720,869 …
Input device for and method of communication with capacitive devices through frequency variation
S Shahparnia - US Patent 9,557,845, 2017 - Google Patents
(56) References Cited 5,430,462 A 7/1995 Katagiri et al. 5,445,871 A 8, 1995 Murase et al.
US PATENT DOCUMENTS 5,446,564 A 8, 1995 Mawatari et al. 5,461,400 A 10/1995 Ishii et …
US PATENT DOCUMENTS 5,446,564 A 8, 1995 Mawatari et al. 5,461,400 A 10/1995 Ishii et …
Scan engine for touch controller architecture
S Shahparnia - US Patent 9,939,935, 2018 - Google Patents
(57) ABSTRACT A touch controller that can configure touch circuitry accord ing to a scan
plan, which can define a sequence of scan events to be performed on a touch panel is …
plan, which can define a sequence of scan events to be performed on a touch panel is …
Position-based stylus communication
V Pant, M Malkin, S Shahparnia - US Patent 10,474,277, 2019 - Google Patents
Position-based sensing methods and systems can be used to transmit data from an input
device to a touch-sensitive device. For example, the touch sensing system may perform one …
device to a touch-sensitive device. For example, the touch sensing system may perform one …
Touch driving signal generating device, touch driving device including the same, and display device and driving method thereof
K Soonho, H Song - US Patent 10,198,064, 2019 - Google Patents
Disclosed are a touch driving device, a driving method thereof, and a display device
including the same, which reduce power consumption. A touch driving device com prises a …
including the same, which reduce power consumption. A touch driving device com prises a …
Coarse scan and targeted active mode scan for touch
S Shahparnia, CT Mullens, MP Grunthaner… - US Patent …, 2018 - Google Patents
Power consumption of touch sensing operations for touch sensitive devices can be reduced
by implementing a coarse scan (eg, banked common mode scan) to coarsely detect the …
by implementing a coarse scan (eg, banked common mode scan) to coarsely detect the …
Coarse scan and targeted active mode scan for touch
Power consumption of touch sensing operations for touch sensitive devices can be reduced
by implementing one or more coarse scans to coarsely detect the presence or absence of an …
by implementing one or more coarse scans to coarsely detect the presence or absence of an …