Classifications

• • G—PHYSICS
  • G06—COMPUTING OR CALCULATING; COUNTING
  • G06F—ELECTRIC DIGITAL DATA PROCESSING
  • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
  • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
  • G06F3/017—Gesture based interaction, e.g. based on a set of recognized hand gestures
• • G—PHYSICS
  • G06—COMPUTING OR CALCULATING; COUNTING
  • G06F—ELECTRIC DIGITAL DATA PROCESSING
  • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
  • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
  • G06F3/011—Arrangements for interaction with the human body, e.g. for user immersion in virtual reality
  • G06F3/012—Head tracking input arrangements
• • G—PHYSICS
  • G06—COMPUTING OR CALCULATING; COUNTING
  • G06F—ELECTRIC DIGITAL DATA PROCESSING
  • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
  • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
  • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
  • G06F3/0304—Detection arrangements using opto-electronic means
  • G06F3/0308—Detection arrangements using opto-electronic means comprising a plurality of distinctive and separately oriented light emitters or reflectors associated to the pointing device, e.g. remote cursor controller with distinct and separately oriented LEDs at the tip whose radiations are captured by a photo-detector associated to the screen
• • G—PHYSICS
  • G06—COMPUTING OR CALCULATING; COUNTING
  • G06F—ELECTRIC DIGITAL DATA PROCESSING
  • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
  • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
  • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
  • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03K—PULSE TECHNIQUE
  • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
  • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
  • H03K17/941—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated using an optical detector
  • H03K17/943—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated using an optical detector using a plurality of optical emitters or detectors, e.g. keyboard
• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03K—PULSE TECHNIQUE
  • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
  • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
  • H03K17/945—Proximity switches
• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03K—PULSE TECHNIQUE
  • H03K2217/00—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00
  • H03K2217/94—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 characterised by the way in which the control signal is generated
  • H03K2217/941—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 characterised by the way in which the control signal is generated using an optical detector
  • H03K2217/94102—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 characterised by the way in which the control signal is generated using an optical detector characterised by the type of activation
  • H03K2217/94106—Passive activation of light sensor, e.g. by ambient light
• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03K—PULSE TECHNIQUE
  • H03K2217/00—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00
  • H03K2217/94—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 characterised by the way in which the control signal is generated
  • H03K2217/941—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 characterised by the way in which the control signal is generated using an optical detector
  • H03K2217/94112—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 characterised by the way in which the control signal is generated using an optical detector having more than one receiver

Definitions

• the invention relates to a switch actuating device, a mobile device with the switch actuating device, and a method for actuating a switch with the switch actuating device, mobile device and method for actuating a switch by a presence of a heat emitting part
• Gesture recognition device is equipped with a device for detecting the gesture, the generated thereby
• Information is evaluated with appropriate algorithms to derive a gesture from the information.
• Gesture recognition device equipped such that it is detectable with the gesture recognition device, whether the gesture
• Mobile phone is held on the head of a person to enable or disable corresponding functions of the mobile phone to make calls.
• the gesture recognition device of the mobile phone for detecting the presence of the human head is conventionally based on the optical detection of the human head
• the object of the invention is a
• Switch actuator is safe and poor in error.
• the switch actuating device comprises a presence sensor for actuating a switch by a presence of a heat emitting part on the presence sensor, wherein the presence of an approach phase in which the part approaches the presence sensor, a pause phase in which the part in the vicinity of the presence sensor persists, and one
• Removal phase in which the part is to be moved away from the presence sensor is formed, wherein the presence sensor is adapted to detect part of the emitted heat by means of at least one thin film of pyroelectric material having pixels per pixel and a signal with signal fluctuations corresponding to the temporal intensity profile of the Pixels detected heat output, a signal evaluation unit, with the time sequence and the shape of the
• Signal evaluation unit activated and, as soon as the
• the pyroelectric material lead zirconate titanate is preferred.
• the inventive mobile device has the
• Switch actuator wherein the switch for
• Enable / disable a functionality of the mobile device is interconnected in this.
• the switch actuator comprises the steps of: approximating the heat emitting part to the presence sensor so that the first signal excursion is caused by the pixel in the
• Approach phase is output to the signal evaluation unit, wherein the signal of the pixel is evaluated by the signal evaluation unit, so that the first signal excursion as a first absolute amplitude increase to a first extreme and, after elapse of a first time period from the beginning of the first absolute amplitude increase, a first absolute
• Non-response of the pixel prevails, lies, of the
• Signal evaluation unit is identified; once the first signal swing has been identified: driving the actuator to actuate the switch by the signal evaluation unit; from the identification of the first signal excursion: suspend the evaluation of the signal of the pixel by the
• Signal evaluation unit a predetermined waiting period, which forms the waiting phase; Removing the heat emitting part from the proximity sensor so that the second one of the pixel
• Signal output caused in the removal phase to the signal evaluation unit is output, wherein the signal of the pixel is evaluated by the signal evaluation unit, so that the second signal excursion as a second absolute
• Amplitude value and the absolute value of the signal level prevailing when the pixel is not responding is identified by the signal evaluation unit; as soon as the second signal excursion has been identified: Activation of the actuator for actuating the switch by the signal evaluation unit.
• the pixel which is produced by the heat emitting part during its presence in the vicinity of the presence sensor is so advantageous that the detection of the presence of the heat
• the presence sensor with the pixel can be produced in such a miniaturized design at low cost that the
• Switch actuator for the mobile device is advantageously used.
• the signal is generated with the thin film by the heat emitted by the part, so that the presence sensor does not need to be powered with an external power source.
• the presence sensor preferably has at least two of the pixels.
• the signal evaluation unit is provided with at least two independently generated signals, the extension of the signals and the associated
• Detection of the presence of the heat-emitting part is designed advantageously redundant.
• the part is preferably a human head and the heat emitted by the part is preferably the body heat radiated from the human head.
• the switch actuator is the detection of the presence of the human head in the frame usual human movements particularly safe and poor in error allows.
• the fact that the detection of the presence of the human head is based on the detection of its emitted body heat, the signals used to detect the presence of the head are about the type of human hairstyle or whether the human wearing a headgear as well
• the method of operating the switch actuator preferably comprises the step of: checking if the
• Absolute values of the amplitudes of the signal excursions are above a predetermined amplitude level; if the check is positive, proceed to the next step.
• the waiting time is at most five seconds.
• the first time period is preferably at most between 10 ms and 1000 ms. Besides, it is
• the second time period is at most between 10 ms and 1000 ms.
• the absolute value of the first predetermined amplitude value is preferably at most 20% to 50% larger than the absolute value of the signal level which prevails when the pixel is not responding to
• the absolute value of the second predetermined amplitude value is at most 20% to 50% larger than the absolute value of
• the method of operating the switch actuator further preferably includes the step of: checking if the first extremum is above and the second extremum is below the signal level prevailing when the pixel is not responding, or if the first extremum is below and the second extremum is above the signal level which prevails when the pixel does not respond; is the review positive, continue with the respective next step.
• the proximity sensor preferably has at least two of the pixels, wherein it is preferably checked whether the first
• Signal excursions and the second signal excursions of the pixels are each within a predetermined period of time; if the check is positive, proceed to the next step.
• the predetermined period is 30 ms.
• Switch actuator is advantageously achieved that interference signals that are given about by influences from the environment of the presence sensor, the evaluation by the
• FIG. 1 shows a schematic representation of a mobile telephone which is held on an ear of a human head
• FIG. 2 shows a schematic illustration of a switch actuating device according to the invention for the mobile telephone from FIG. 1,
• FIG. 3 shows a diagram with amplitude profiles of signals from a presence sensor from FIGS. 1 and 2 and FIG
• FIGS. 4 and 5 are detail views of FIG. 2.
• FIG. 1 shows a person who holds a mobile telephone 114 at the head 115 thereof.
• the mobile phone 114 has been brought to the head 115 by hand by an approaching movement 112, such as for a telephone call. If the call has ended, the mobile telephone 114 is removed from the head 115 with a removal movement 111.
• the mobile phone 114 has a
• the switch actuator 100 and a functional unit 113 which can be activated and deactivated with the switch actuator 100.
• the functional unit 113 is, for example, a lighting device for a display of the mobile telephone 114, which is provided by the
• Switch actuator 100 is switched such that the lighting device is deactivated, as long as the
• Mobile phone 114 is held on the head 115.
• the mobile phone 114 is on, on a table, and has sufficient reception to receive telephone calls. When a telephone call comes in, the mobile telephone 114 rings and the lighting device becomes the
• Illuminate the display of the mobile phone 114 is turned on.
• the human takes the mobile phone 114 by hand and guides it to his / her head 115 to guide it after receiving the call, the human holds the mobile phone 114 to his ear.
• the switch actuator 100 deactivates the Lighting device to reduce the power consumption of the mobile phone 114 and the head 115 with the
• the switch actuator 100 has a
• Mobile phone 114 is held close to the head 115.
• Presence sensor 1 is connected via a signal line 102 with a
• Signal evaluation unit 101 interconnects, in the signals transmitted from the presence sensor 1 to the signal evaluation unit 101
• a switch 103 is actuated via an actuator 104. With the switch 103 is the
• Function unit 113 can be activated and deactivated.
• the presence sensor 1 has a first pixel 21, a second pixel 22, a third pixel 23 and a fourth pixel 24.
• the pixels 21 to 24 each have a thin film
• Lead zirconate titanate with each of which a signal 51 to 54 is generated as soon as from the respective pixel 21 to 24 heat emitted by the head 115 is detected.
• the presence of the head 115 in the vicinity of the presence sensor 1 of each pixel 21 to 24 outputs one of the signals 51 to 54 to the signal evaluation unit 101.
• the curves of the signals 51 to 54 are analog and correspond to the temporal
• the time profile of the signals 51 to 54 is substantially congruent. Caused by the approach movement 112, an approach phase 31 can be seen in each of the signals 51 to 54 which leads to a first
• the first signal deflection 56 at the signals 51 to 54 leads.
• the first signal deflection 56 is composed of a first absolute Amplitude increase 32 and a first absolute
• Amplitude increase 32 begins at a start time 91 and the first absolute amplitude drop 33 ends at a time
• each signal 51 to 54 at the transition from the first absolute amplitude increase 32 to the first absolute amplitude drop 33 each have a maximum 81 to 84.
• the removal movement 111 causes a second signal deflection 57 of the signals 51 to 54, which has a removal phase 41 which is formed by a second absolute amplitude increase 42 and a second absolute amplitude decrease 43.
• the removal phase 41 of the signals 51 to 54 has a minimum 71 to 74, respectively.
• the signal deflections 56, 57 are directed in opposite directions, so that according to FIGS. 2 and 3 the first signal deflection 56 points upward and according to FIGS. 2 and 4 the second signal deflection 57 points downward.
• the start time of the second signal excursion 57 is denoted by the reference numeral 93 and the end time of the second signal excursion 57 is denoted by the reference numeral 94.
• Distance movement 111 are caused by the pixels 21 to 24, the signal deflections 56 and 57, whereas in no presence of the head 115 in the vicinity of the presence sensor 1 or when the mobile phone 114 is kept still at the head 115th
• Pixelpassivity of the pixels 51 to 54 is present, whose
• Signal level is designated by the reference numeral 55.
• the absolute amplitude values of the signals output from the pixels 21 to 24 are very small
• the switch actuating device 100 is connected in such a way that the presence sensor 1 constantly outputs signals 51 to 54 of the pixels 21 to 24 to the signal evaluation unit 101.
• the signals 51 to 54 are evaluated in the signal evaluation unit 101 in real time to determine whether a time sequence of Signal excursions 56 and 57 is present. Is from the
• the actuator 104 is actuated such that the switch 103 is opened, so that the functional unit 113, such as the display of the
• Mobile phones 114 is turned off. Once from the
• Signal deviation 56 is detected, starts a waiting phase 44, which ends at an end time 95 and in which the evaluation of the signals 51 to 54 is shut down by the signal evaluation unit 101. Only after reaching the end time 95 of the waiting phase 44 is the second signal amplitude 57 expected by the signal evaluation unit 101. As soon as the signal evaluation unit 101 has detected the second signal evaluation unit 57 from the signals 51 to 54, the switch 104 is activated via the actuator 104
• Proximating movement 112 is approached during the approach phase 31, heat emitted by the head 115 is removed from the
• Pixels 21 to 24 of the presence sensor 1 detected in ever-increasing extent.
• the first signal deflection 56 is output by the pixels 21 to 24 in each case and emitted by the Signal evaluation unit 101 identified as the first absolute amplitude increase 32 to the maximum 81 to 84 and, after the lapse of the time period between the
• the first absolute amplitude drop 33 to a first amplitude value.
• the first amplitude value should be at most 20% to 50% larger than that
• Non-response of the pixels 21 to 24 prevails, based on the maximum 81 to 84.
• Signal amplitude 56 should be at most between 20 ms and 50 ms.
• Signal Strike 56 the evaluation of the signals 51 to 54 by the signal evaluation unit 101 during the waiting period 54, which should be between two seconds and five seconds suspended. After the end time 95 of the waiting phase 44, the signal evaluation unit 101 resumes the evaluation of the signals 51 to 54. Should during the waiting phase 44 the
• the signal evaluation unit 101 will not be able to identify an expected second signal excursion 57.
• Such a short presence of the mobile phone 114 at the head 115 is not identified as the presence for which the switch operator 100 is arranged to detect the presence of the mobile phone 114 at the head 115.
• the signal evaluation unit 101 is in a state during which the signal evaluation unit 101 is ready the second signal deflection 57 by evaluating the signals 51 to 54 to identify. If the second signal deflection 57 is not identified by the signal evaluation unit 101 after a predetermined period of time has elapsed, the signal evaluation unit 101 is returned to its original state, during which the signal evaluation unit 101 is ready to receive the first signal deflection 56 again
• the second signal deflection 57 can be identified, since the
• the actuator 104 is to confirm the
• the second signal amplitude 57 is composed of the second absolute amplitude increase 42 to one of the minima 71 to 74 and, after the lapse of the time period between the start time 93 and the end time 94 of the second
• Signal amplitude 57 which should be at most between 20 ms and 50 ms
• the second absolute amplitude drop 43 to a second amplitude value which should be at most 20% to 50% below the signal level 55, in the
• Non-responsiveness of the pixels 21 to 24 prevails based on the minimum 71 to 74.
• the first signal excursion 56 is identified as such by the signal evaluation unit 101 only if the first amplitude value after the first absolute amplitude drop 33 is a maximum of 20% to 50% of the amplitude difference between the signal level 55 and the amplitude value in the maximum 81 to 84 above the signal level 55 is located. Further, the second signal rollover 57 only as such from the
• Amplitude value after the second absolute amplitude drop 43 is a maximum of 20% to 50% of the amplitude difference between the signal level 55 and the amplitude value in the maximum 81 to 84 above the signal level 55.
• Absolute level which disturbing influences from the environment of the presence sensor 1 should be hidden.

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• Engineering & Computer Science (AREA)
• General Engineering & Computer Science (AREA)
• Theoretical Computer Science (AREA)
• Human Computer Interaction (AREA)
• Physics & Mathematics (AREA)
• General Physics & Mathematics (AREA)
• User Interface Of Digital Computer (AREA)
• Photometry And Measurement Of Optical Pulse Characteristics (AREA)
• Telephone Function (AREA)
• Electronic Switches (AREA)
• Geophysics And Detection Of Objects (AREA)
• Thermotherapy And Cooling Therapy Devices (AREA)
• Telephone Set Structure (AREA)
• Position Input By Displaying (AREA)

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• 2014
  • 2014-05-12 DE DE102014106661.8A patent/DE102014106661B4/de not_active Expired - Fee Related
  • 2014-05-12 DE DE102014106681.2A patent/DE102014106681B4/de active Active
  • 2014-05-12 DE DE102014106680.4A patent/DE102014106680B4/de not_active Expired - Fee Related
  • 2014-05-22 JP JP2016514411A patent/JP2016526213A/ja active Pending
  • 2014-05-22 CN CN201480039987.6A patent/CN105531931A/zh active Pending
  • 2014-05-22 JP JP2016514414A patent/JP2016530481A/ja active Pending
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  • 2014-05-22 EP EP14730759.9A patent/EP3005566B1/de active Active
  • 2014-05-22 KR KR1020157035830A patent/KR20160012168A/ko not_active Withdrawn
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  • 2014-05-22 CN CN201480039986.1A patent/CN105531930A/zh active Pending
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  • 2014-05-22 WO PCT/EP2014/060551 patent/WO2014187904A1/de not_active Ceased
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• 2015
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