Patents Assigned to N-trig Ltd.
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Patent number: 9069417Abstract: A method and system for tracking a hover event on a digitizer sensor that treats hover and touch events differently comprises configuring at least one parameter of the digitizer sensor for hover tracking; wherein the at least one parameter is configured differently than for touch tracking, and detecting a pattern of input signals from a plurality of conductive lines on the digitizer sensor defining a tracking point responsive to the pattern of hover input signals detected.Type: GrantFiled: July 11, 2007Date of Patent: June 30, 2015Assignee: N-trig Ltd.Inventors: Ori Rimon, Ariel Kerner
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Patent number: 9041659Abstract: A method for testing a digitizer to determine an operative property of the digitizer, wherein the digitizer includes a sensor grid, comprises providing an input signal on a first portion of the sensor grid, detecting at least one output signal in a second portion of the sensor grid responsive to the input signal in the first portion, and determining at least one operative property of the sensor based on the at least one output signal, wherein at least the transmitting, detecting and determining is performed autonomously by the digitizer.Type: GrantFiled: July 23, 2008Date of Patent: May 26, 2015Assignee: N-trig Ltd.Inventors: Haim Perski, Jonathan Moore, Roman Shmulevich, Oran Tamir, Niv Narkiss
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Patent number: 9035920Abstract: A pressure sensitive stylus, comprises a movable tip that recedes within a housing of the stylus in response to user applied contact pressure, wherein a displacement of the tip along an axis on which it recedes is a function of the applied contact pressure, and an optical sensor enclosed within the housing for optically sensing the displacement of the tip and for providing output in response to the sensing.Type: GrantFiled: June 3, 2013Date of Patent: May 19, 2015Assignee: N-trig Ltd.Inventor: Yuval Stern
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Publication number: 20150116289Abstract: A pressure sensitive stylus including a writing tip that is movable in response to contact pressure applied on the writing tip, an extremity that is movable together with the writing tip, an elastomer element positioned between a surface of the extremity and a surface formed from a housing of the stylus and a displacement detector for detecting the displacement of the writing tip. At least one of the extremity, the surface formed from the housing, and the elastomer includes a surface with base portion and at least one protrusion extending out from the base portion. When operating the stylus, at least one protrusion contacts a facing surface over a first range of contact pressures and both the at least one protrusion and the base portion contacts the facing surface for pressures exceeding the first range of pressures.Type: ApplicationFiled: April 23, 2012Publication date: April 30, 2015Applicant: N-Trig Ltd.Inventors: Yuval Stern, Shai Rogel
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Patent number: 9018547Abstract: A method for dynamically updating at least one pre-defined value of a parameter used to identify at least one operational mode of an object for user interaction with a digitizer sensor during interaction with the digitizer sensor comprises detecting signal outputs from a plurality of sensing elements of a digitizer sensor during user interaction with the digitizer sensor; characterizing a pattern formed by the signal outputs from the plurality of sensing elements; identifying a pre-defined event associated with an operational mode of the object based on the pattern; determining a value of the parameter from the signal outputs in response to identification of the pre-defined event; and updating the pre-defined value used to identify the operational mode based on the value of the parameter determined from the identified event.Type: GrantFiled: December 31, 2013Date of Patent: April 28, 2015Assignee: N-trig Ltd.Inventors: Ori Rimon, Ariel Kerner
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Patent number: 8952930Abstract: A detector for providing position detection of objects over a sensor with a first and second set of conductor lines forming a grid with a plurality of junctions there between at which the conductor lines do not contact, includes a signal generator providing a signal to at least one conductor line of the first set of conductor lines, and circuitry detecting output arising from one or both of an electromagnetic stylus and one or more fingers when present. The output arising from each of the one or more fingers is detected from at least one conductor line of the second set of conductor lines in response to the signal provided to the at least one conductor line of the first set of conductor lines. The circuitry detects positions of one or both the electromagnetic stylus and each of the one or more fingers when present responsive to the output detected.Type: GrantFiled: November 11, 2013Date of Patent: February 10, 2015Assignee: N-trig Ltd.Inventors: Haim Perski, Meir Morag
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Patent number: 8931780Abstract: A system for determining information regarding at least one object, comprising: a sensor sensitive to capacitive coupling; at least one object adapted to create a capacitive coupling with the sensor when at least one signal is input to the sensor; a detector adapted to measure at least one output signal of said sensor associated with the at least one object, wherein the output signal associated with the at least one object is an object information code.Type: GrantFiled: August 10, 2006Date of Patent: January 13, 2015Assignee: N-trig Ltd.Inventors: Rafi Zachut, Haim Perski, Ori Rimon, Amir Kaplan
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Patent number: 8913018Abstract: System and methods for determining multiple interactions with a digitizer sensor are provided. Entries in a matrix may be provided based on measured and reference values associated with junctions in a digitizer sensor. An entry associated with at least two extreme values related to respective at least to dimensions of the digitizer sensor may be located. A junction associated with the located entry may be designated as an interaction point. In some embodiments, one or more interactions may be determined using a topographical-like evaluation of interactions.Type: GrantFiled: June 20, 2011Date of Patent: December 16, 2014Assignee: N-trig Ltd.Inventors: Itamar Ben-Shalom, Gadi Garfinkel, Arthur Gershfeld
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Patent number: 8866789Abstract: A method for calibration of a capacitive touch digitizer system comprises detecting patterns of signals from a plurality of different events over a course of user interaction with the digitizer system, wherein the patterns of signals are outputs from a digitizer sensor of the system, determining a number of times that a pattern of signals is repeated over the different events, and defining a map of offset values as a pattern of signals that is repeated above a pre-defined repetition threshold.Type: GrantFiled: January 16, 2008Date of Patent: October 21, 2014Assignee: N-trig Ltd.Inventors: Ori Rimon, Ariel Kerner, Michael Birnboim
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Publication number: 20140240298Abstract: A signal emitting stylus for operation with a digitizer system includes a resonant circuit including a first capacitor and an inductor, the circuit operative to alternate between receiving a wirelessly transmitted first signal and generating electrical field; a controller and a power source. The controller operates the resonant circuit in a receive mode for receiving the first signal, decodes the received first signal and switches operation of the resonant circuit to a transmit mode for generating the electrical field and coupling the electrical field to a digitizer system in response to detecting the first signal. The power source powers generation of the electrical field.Type: ApplicationFiled: February 25, 2014Publication date: August 28, 2014Applicant: N-TRIG LTD.Inventor: Yuval STERN
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Publication number: 20140210781Abstract: A digitizer system includes a sensing surface, a digitizer sensor that senses fingertip or stylus interaction on the sensing surface, digitizer circuitry that operates the digitizer sensor during an active mode of the digitizer circuitry, wherein the digitizer circuitry operates in one of a sleep mode and an active mode and a wake up circuit that operates during the sleep mode of the digitizer circuitry and triggers a switch from the sleep mode to the active mode. A second sensor operated independently from the digitizer sensor, senses fingertip or stylus touch interaction on the sensing surface during the sleep mode of the digitizer circuitry and provides input to the wake up circuit for triggering the digitizer circuitry in response to sensing the fingertip or stylus touch interaction.Type: ApplicationFiled: January 27, 2014Publication date: July 31, 2014Applicant: N-trig Ltd.Inventor: Yuval STERN
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Publication number: 20140184567Abstract: A method for operating a digitizer with an autonomous asynchronous stylus includes sampling outputs from a digitizer, detecting from the outputs at least one pulsed signal transmitted from an autonomous asynchronous stylus at a defined rate, determining a location of the stylus interaction with respect to the digitizer, and tracking stylus interaction with the digitizer over subsequent pulsed signals transmitted from the stylus.Type: ApplicationFiled: March 10, 2014Publication date: July 3, 2014Applicant: N-trig Ltd.Inventor: Rafi ZACHUT
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Publication number: 20140152620Abstract: A method for noise reduction in a digitizer includes determining a location of a stylus with a known frequency of emission over a first sampling period, sampling output from a plurality of detecting elements over a second sampling period, identifying detecting elements with sampled output in the second sampling period above a defined threshold in a selected frequency, the selected frequency being close to but different than the known frequency of the stylus, selecting as a candidate carrier of mere noise a detecting element from the detecting elements identified that is spaced away from the determined location of the stylus, and reducing values of output sampled over the second sampling period from at least one other detecting element, in accordance with the output sampled over the second sampling period from the detecting element selected as the candidate carrier of mere noise.Type: ApplicationFiled: February 10, 2014Publication date: June 5, 2014Applicant: N-trig Ltd.Inventors: Haim PERSKI, Ori Rimon
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Publication number: 20140111461Abstract: A method for dynamically updating at least one pre-defined value of a parameter used to identify at least one operational mode of an object for user interaction with a digitizer sensor during interaction with the digitizer sensor comprises detecting signal outputs from a plurality of sensing elements of a digitizer sensor during user interaction with the digitizer sensor; characterizing a pattern formed by the signal outputs from the plurality of sensing elements; identifying a pre-defined event associated with an operational mode of the object based on the pattern; determining a value of the parameter from the signal outputs in response to identification of the pre-defined event; and updating the pre-defined value used to identify the operational mode based on the value of the parameter determined from the identified event.Type: ApplicationFiled: December 31, 2013Publication date: April 24, 2014Applicant: N-trig Ltd.Inventors: Ori RIMON, Ariel Kerner
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Patent number: 8686964Abstract: A method and system for recognition of an intended user interaction with a digitizer is provided, the method comprising characterizing an intended user interaction input signals of a specific user, storing at least one characterization criterion from the characterization, and determining if a subsequently detected input signals meets the at least one characterization criterion.Type: GrantFiled: July 11, 2007Date of Patent: April 1, 2014Assignee: N-trig Ltd.Inventor: Ori Rimon
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Patent number: 8669967Abstract: A method for operating a digitizer with an autonomous asynchronous stylus includes sampling outputs from a digitizer, detecting from the outputs at least one pulsed signal transmitted from an autonomous asynchronous stylus at a defined rate, determining a location of the stylus interaction with respect to the digitizer, and tracking stylus interaction with the digitizer over subsequent pulsed signals transmitted from the stylus.Type: GrantFiled: June 4, 2013Date of Patent: March 11, 2014Assignee: N-trig Ltd.Inventor: Rafi Zachut
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Publication number: 20140062957Abstract: A detector for providing position detection of objects over a sensor with a first and second set of conductor lines forming a grid with a plurality of junctions there between at which the conductor lines do not contact, includes a signal generator providing a signal to at least one conductor line of the first set of conductor lines, and circuitry detecting output arising from one or both of an electromagnetic stylus and one or more fingers when present. The output arising from each of the one or more fingers is detected from at least one conductor line of the second set of conductor lines in response to the signal provided to the at least one conductor line of the first set of conductor lines. The circuitry detects positions of one or both the electromagnetic stylus and each of the one or more fingers when present responsive to the output detected.Type: ApplicationFiled: November 11, 2013Publication date: March 6, 2014Applicant: N-trig Ltd.Inventors: Haim PERSKI, Meir Morag
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Publication number: 20140043289Abstract: A pressure sensitive capacitive sensor for a digitizer system includes an interaction surface over which a user interacts with the capacitive sensor, at least one sensing layer operable to sense interaction by mutual capacitive sensing, the at least one sensing layer extending across the interaction surface, and an additional layer comprising resilient properties and operable to be locally compressed responsive to pressure locally applied on the interaction surface during user interaction with the capacitive sensor.Type: ApplicationFiled: August 7, 2013Publication date: February 13, 2014Applicant: N-trig Ltd.Inventor: Yuval STERN
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Patent number: 8648830Abstract: A method for noise reduction in a digitizer includes determining a location of a stylus with a known frequency of emission over a first sampling period, sampling output from a plurality of detecting elements over a second sampling period, identifying detecting elements with sampled output in the second sampling period above a defined threshold in a selected frequency, the selected frequency being close to but different than the known frequency of the stylus, selecting as a candidate carrier of mere noise a detecting element from the detecting elements identified that is spaced away from the determined location of the stylus, and reducing values of output sampled over the second sampling period from at least one other detecting element, in accordance with the output sampled over the second sampling period from the detecting element selected as the candidate carrier of mere noise.Type: GrantFiled: October 4, 2012Date of Patent: February 11, 2014Assignee: N-trig Ltd.Inventors: Haim Perski, Ori Rimon
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Patent number: 8629358Abstract: A method for dynamically updating at least one pre-defined value of a parameter used to identify at least one operational mode of an object for user interaction with a digitizer sensor during interaction with the digitizer sensor comprises detecting signal outputs from a plurality of sensing elements of a digitizer sensor during user interaction with the digitizer sensor; characterizing a pattern formed by the signal outputs from the plurality of sensing elements; identifying a pre-defined event associated with an operational mode of the object based on the pattern; determining a value of the parameter from the signal outputs in response to identification of the pre-defined event; and updating the pre-defined value used to identify the operational mode based on the value of the parameter determined from the identified event.Type: GrantFiled: September 24, 2008Date of Patent: January 14, 2014Assignee: N-trig Ltd.Inventors: Ori Rimon, Ariel Kerner, Rina Weizman