WO2022073557A1 - Dispositif et procédé de transmission et de stockage de données - Google Patents

Dispositif et procédé de transmission et de stockage de données Download PDF

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Publication number
WO2022073557A1
WO2022073557A1 PCT/DE2021/100803 DE2021100803W WO2022073557A1 WO 2022073557 A1 WO2022073557 A1 WO 2022073557A1 DE 2021100803 W DE2021100803 W DE 2021100803W WO 2022073557 A1 WO2022073557 A1 WO 2022073557A1
Authority
WO
WIPO (PCT)
Prior art keywords
data
user
storing
transmitting
user input
Prior art date
Application number
PCT/DE2021/100803
Other languages
German (de)
English (en)
Inventor
Phillip KOHL
Original Assignee
Greencastle Technologies Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Greencastle Technologies Gmbh filed Critical Greencastle Technologies Gmbh
Publication of WO2022073557A1 publication Critical patent/WO2022073557A1/fr

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Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
    • G06F3/0362—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of 1D translations or rotations of an operating part of the device, e.g. scroll wheels, sliders, knobs, rollers or belts
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
    • G06F21/31—User authentication
    • G06F21/32—User authentication using biometric data, e.g. fingerprints, iris scans or voiceprints
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06F3/02—Input arrangements using manually operated switches, e.g. using keyboards or dials
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
    • G06F3/0346—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of the device orientation or free movement in a 3D space, e.g. 3D mice, 6-DOF [six degrees of freedom] pointers using gyroscopes, accelerometers or tilt-sensors
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/04—Payment circuits
    • G06Q20/06—Private payment circuits, e.g. involving electronic currency used among participants of a common payment scheme
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/30—Payment architectures, schemes or protocols characterised by the use of specific devices or networks
    • G06Q20/34—Payment architectures, schemes or protocols characterised by the use of specific devices or networks using cards, e.g. integrated circuit [IC] cards or magnetic cards
    • G06Q20/346—Cards serving only as information carrier of service
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/38—Payment protocols; Details thereof
    • G06Q20/40—Authorisation, e.g. identification of payer or payee, verification of customer or shop credentials; Review and approval of payers, e.g. check credit lines or negative lists
    • G06Q20/401—Transaction verification
    • G06Q20/4014—Identity check for transactions
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07F—COIN-FREED OR LIKE APPARATUS
    • G07F7/00—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus
    • G07F7/08—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus by coded identity card or credit card or other personal identification means
    • G07F7/0806—Details of the card
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07F—COIN-FREED OR LIKE APPARATUS
    • G07F7/00—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus
    • G07F7/08—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus by coded identity card or credit card or other personal identification means
    • G07F7/0806—Details of the card
    • G07F7/0833—Card having specific functional components
    • G07F7/084—Additional components relating to data transfer and storing, e.g. error detection, self-diagnosis
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
    • H04B10/114—Indoor or close-range type systems
    • H04B10/116—Visible light communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
    • H04L63/0861—Network architectures or network communication protocols for network security for authentication of entities using biometrical features, e.g. fingerprint, retina-scan

Definitions

  • the present invention relates to an apparatus for transmitting and storing data.
  • the mobile transmission and storage of data is ubiquitous in today's world. Mobile phones, in particular, have spread all over the world and across all social classes.
  • the data is transmitted either via mobile communications, Bluetooth or a USB connection.
  • USB data carriers and mobile hard disks are also state of the art, although these generally also require a physical connection for data transmission.
  • a user For certain purposes such as mobile payment, it is also necessary for a user to be able to select only a certain subset or an amount from a stored data record in the form of a cryptocurrency, for example, and only transfer this to another user.
  • a disadvantage of the prior art is that so far no device and method for transmitting and storing data by a first and a second device is known, which allows the transmission and storage of only part of the stored data and this is easy to control and can be controlled and a high level of data security is guaranteed.
  • the object of the present invention is therefore to overcome the disadvantages of the prior art and in particular to provide a device which ensures a high degree of data security
  • a device for transmitting and Storage of data comprising comprising an outer part, which comprises a first control device and an inner part, which comprises a communication device, a data storage device, an energy storage device, a second control device and a digital control device comprising a microcontroller, the outer part of the device being annular around the inner part of the device is arranged.
  • the device is designed in a preferred embodiment in the form of a coin or the like, the outer part having a corrugation so that it can be gripped and moved by a user with one or more fingers. It is also advantageous that the device has such dimensions that it can be easily enclosed by a person, even a school-age child, with one hand. It can also be advantageous if the outer part in particular has a recess or the like in order to connect the device to a key ring, a chain or a lanyard. In all cases, however, it makes sense if the device does not have any sharp or pointed edges in order to avoid injuries and to ensure comfortable transport, for example in a trouser pocket. For this purpose, the outer part can also be covered at least in sections with a protective cap.
  • the device consists at least partially of a plastic (acrylonitrile butadiene styrene, polyamides, polymethyl methacrylate, polycarbonate, polyethylene terephthalate, polyethylene, polypropylene, etc.), since this provides good durability at a low weight can be achieved.
  • a plastic acrylonitrile butadiene styrene, polyamides, polymethyl methacrylate, polycarbonate, polyethylene terephthalate, polyethylene, polypropylene, etc.
  • Certain particularly stressed parts of the device such as the outer part, can also be made of a metal.
  • Parts of the device such as the communication device and the release device, which are particularly sensitive to damage such as scratches, can also be provided with a coating in order to prevent such damage as far as possible and so on to ensure the proper functioning of these facilities.
  • the device further comprises a first and a second control device, which is designed and set up to detect user inputs.
  • the user input should take place manually in the case of the first control device, for example by turning the outer part provided with a corrugated area, and in the case of the second control device, in particular by pressing, which will be described in more detail later.
  • user input for example in the form of speech or eye movement, is also appreciated.
  • the inner part also includes a release device, which is designed and set up to identify a user, and a display device.
  • a high level of data security is to be ensured by a release device, in that a user has to identify himself via this device. Identification is intended in particular to prevent unauthorized persons from being able to access the data stored in the data storage device and to forward them using the communication device or read them out in some other way. Likewise, an unauthorized reception of data and possibly so-called malware can be prevented. It has proven to be particularly advantageous if the release device acts as an on/off switch for the entire device.
  • the display device is in particular a liquid crystal or fluorescent display.
  • a liquid crystal or fluorescent display These embodiments have proven to be particularly advantageous due to the low weight and space requirement and the possibility of realizing different display shapes and sizes.
  • a semicircle or a circulating band, for example, is conceivable as the display form.
  • the inner part comprises a sensor device.
  • the sensor device includes in particular a position sensor, which will be described later.
  • the Sensor device also include other sensors such as a tilt and acceleration sensor for spatial position determination.
  • the sensor device also includes inductive sensors or ultrasonic sensors, which can be used, for example, to determine the distance to a transmitter and/or receiver of data.
  • a photo sensor for determining the ambient brightness can also be included.
  • the control device comprises at least one microcontroller and is designed and set up to control and regulate the communication device, data storage device, energy storage device, display device and is in operative connection with the release device and the first and second control device.
  • the release device acts as an on / off switch for the entire device and so starts the control device, which then depending on the data and commands entered by the user by means of the first and second control device Control and regulation of the communication device, data storage device, energy storage device, display device takes over.
  • control and regulation is carried out with the support of data obtained from the sensor device, for example the brightness of the display device depending on the ambient brightness or the data transmission depending on the distance to the target receiver and /or output transmitters can be controlled.
  • the control device also controls and regulates the energy storage device in such a way that it ensures that the entire device is supplied with energy and, in conjunction with the display device, can inform a user of the current state of charge of the energy storage device, so that the user can, for example, use an energy generating device or a charging cable to charge the Energy storage device can recharge.
  • the first control device comprises in particular a movable and a fixed part, the fixed part being connected to the inner part and the movable part being movably connected to the fixed part, the movable part or the fixed part having at least one magnet or at least includes a coil. Furthermore, the first control device is designed in particular as a rotary switch.
  • the first control device is designed and arranged so that the user can control the storage and transmission of data.
  • the rotary control is particularly suitable for setting numerical values and can have different stepping speeds depending on the rotational speed. For example, the numerical value can be changed in steps of ten or hundreds by turning it faster.
  • the device according to the invention can comprise an energy generating device.
  • the energy generating device is identical to the first control device and is designed and set up to convert kinetic energy into electrical energy.
  • the energy generating device is an electrical generator with at least one magnet and at least one coil, wherein in a preferred embodiment the at least one magnet is attached to the movable part of the energy generating device and the at least one coil is connected to the stationary part, since so the electrical energy generated can be routed to the energy storage device in the inner part over a short distance.
  • the at least one coil is attached to the moving part and the at least one magnet is connected to the stationary part.
  • the movable part is connected to the fixed part via a roller or plain bearing.
  • the energy generating device is designed and set up such that by moving the outer part clockwise or counterclockwise, an induction is generated in the at least one coil and the kinetic energy converted into electrical energy is forwarded to the energy storage device, with the energy storage device being designed and is set up to provide the electrical energy to the consumers present in the device.
  • the communication device comprises at least one transmitting device and at least one receiving device, wherein the transmitting device is in particular a light source and the receiving device is in particular a photodetector and is arranged on a first surface of the inner part.
  • the light source is in the form of a light-emitting diode and the photodetector is in the form of a photodiode.
  • the use of a light-emitting diode and a photodiode is based on their small space and energy requirements and the good controllability of these by a control and/or memory device. In principle, however, other types of light sources and photodetectors can also be used. Also, the number of light sources and photodetectors can be greater than one and consist of a combination of different types of light sources and photodetectors, whereby the individual types of light sources and photodetectors can be coupled with one another so that only these can transmit data to one another.
  • the light source is designed as a laser. This is particularly advantageous since, due to the focusing, a directed data and, in particular, more eavesdropping data transmission can be guaranteed.
  • the communication device comprises a plurality of transmitting and receiving devices, with preferably at least one transmitting and at least one receiving device having a light source and a photodetector and at least one transmitting and at least one receiving device in which the data transmission not via light waves, but in particular via radio waves.
  • the communication device comprises at least one RFID chip.
  • the communication device only comprises transmitting and receiving devices which are in the form of an RFID chip.
  • the enabling means is a fingerprint sensor and is disposed on a second surface of the inner portion, the second surface of the inner portion being disposed opposite the first surface of the inner portion.
  • optical sensors are used.
  • other methods for identifying a user can also be used, such as physical keys in the form of RFID or magnetic cards, passwords or the detection of other individual physical features such as the iris.
  • the communication device is mounted on a first surface and the release device is mounted on a second surface of the inner part, these being opposite one another. In this way it can be ensured that both the release device and the communication device can be used independently of one another and at the same time. In principle, however, it is also possible for the communication device to include the release device.
  • the second control device comprises at least one pressure switch attached to the first and/or second surface of the inner part
  • the second control device is designed and set up so that the user can control the transmission and storage of data by means of finger pressure.
  • finger pressure it has proven to be advantageous if different snaps are available for this purpose, which can be attached both to a first and to a second surface of the inner part.
  • These pressure switches can be designed both as conventional electrical switches and in the form of a touchpad
  • the sensor device is arranged in the inner part of the device and is designed and set up to detect a spatial orientation of the device relative to the center of the earth.
  • the sensor device can thus be operatively connected to the control device to determine which first or second surface and which section of the display device located on the second surface is oriented towards the center of the earth.
  • the sensor device is preferably a magnetometer or a gyroscope. However, all other devices for determining the relative orientation of a device to the center of the earth are also suitable for this.
  • the display device is arranged in particular in a circle around the release device on the second surface of the inner part, and is designed and set up to display the data to be sent and received by the communication device, with the display depending on the spatial orientation of the device determined by the sensor device relative to the center of the earth takes place in sections on the display device.
  • the display device By the spatial orientation of the device determined by the sensor relative to the center of the earth and to the user and in particular his field of vision, it is possible for the display device to display the data to be displayed in the user's field of vision and with the correct orientation of the characters. It is advantageous here if the display takes place in that section of the display device which is furthest away from the center of the earth.
  • a device for storing and transmitting data according to one of the preceding claims is provided in particular for storing and transmitting private keys of a cryptocurrency.
  • the invention comprises a method for transmitting and storing data by means of light by a first and a second device, comprising the following steps, in particular in the order: a) Identification of a first user by a first device for storing and transmitting Data. b) detecting user input from a first user by a first device for storing and transmitting data, the user input defining the data to be transmitted. c) Comparison of the user input of a first user with the data stored in a storage device of a first device for storing and transmitting data.
  • a first user is identified by means of an unmistakable physical feature of the first user, such as the fingerprint or the iris of the eye. In this way it can be ensured that only an authorized first user can initiate the process. Furthermore, it is advantageous if user input from a first user is recorded in a first device for storing and transmitting data via an easy-to-use control device, such as a rotary switch for setting numerical values or a pushbutton switch for confirming the input. In this case, however, any other embodiment and combination of switches is possible in principle.
  • the data set in this way defines the data to be transmitted in a later step, in particular data that is based on a blockchain or a so-called private key is to be transmitted.
  • the transmission of all other data and/or data packets that can be set by numerical values with a control device is also possible. It is advantageous if the user input is compared with the data stored in a storage device of a first device for storing and transmitting data. It can thus be ensured that only data that has previously been stored on a device for transmitting and storing data can be transmitted.
  • This data can be a credit in the form of, for example, a currency, cryptocurrency, call minutes or the like.
  • a transmission of data takes place by sending the data from a first device for storing and transmitting data by means of light to a second device for storing and transmitting data, which receives this data and is in spatial proximity to the first device for transmitting and storing data.
  • a second device can also be in contact with a first one, so that the communication devices of both devices are in as direct contact as possible.
  • the light waves emitted by a first device it must be possible for the light waves emitted by a first device to reach the second device as far as possible without interference, such as objects located in the direction of propagation of the light.
  • the data received by the second data storage and transmission device is then displayed so that the second user of a second data storage and transmission device can save or delete it. This has the advantage that a transfer has to be confirmed twice and can also be reversed after the transfer has already taken place.
  • the user's line of sight is directed towards the center of the earth and thus intersects parallel to the vector of gravity or at an angle of 0°-90°.
  • the data to be displayed is output by means of an output device in sections with a display device, in particular a circular display device, with the data being displayed in the direction of the user’s field of vision and the numbers and/or letters on the display device also being correctly oriented for the human eye. It has proven to be advantageous if the spatial orientation relative to the center of the earth is detected by detecting the direction of gravity, since this is always the same for a user.
  • the method can include the following step, in particular before step a): k) Mutual identification of a first user and a second user, the first user having a first device for storing and transmitting data and the second user having it a second device for storing and transferring data
  • first and second users identify each other, so it can be ensured that data is only transmitted to an authorized person. In this way, identification can be made independently of a specific device, provided that it is owned by one of the users.
  • the method can also include the following step, in particular before step i): l) Identification of a second user by a second device for storing and transferring data
  • the data transmitted by means of light are encoded by the lighting duration, brightness and bandwidth of the light emitted by a transmission device.
  • Coded here means that the data and/or data packets that are present in digital form on a device for storing and transmitting data are transmitted by varying the lighting duration, brightness and bandwidth of the emitted light. In this way, three different parameters that are independent of one another can be used to transmit the data, and a large amount of data can be transmitted at the same time.
  • Figure 1a Shows a first surface of a device for transmitting and storing data, comprising an outer part, which comprises a first control device and energy generation device, and an inner part, which comprises a communication device, a data storage device, an energy storage device, and a control device comprising a microcontroller wherein the outer part of the device is arranged annularly around the inner part of the device.
  • the data storage device, energy storage device and control device are arranged below the surface
  • FIG. 1b shows a second surface of a device for transmitting and storing data, the device further comprising a first and second control device, which is designed and set up is to capture user input. Furthermore, the inner part includes a release device, which is designed and set up to identify a user, a sensor device and a display device. Wherein the sensor device is arranged under the surface.
  • FIG. 2 Shows a side view of a device for transmitting and storing data, comprising an outer part, which includes a first control device and power generation device, and an inner part.
  • Figure 3 Shows an oblique view of a device for transferring
  • Storing data comprising an outer part, which comprises a first control device and energy generating device, and an inner part.

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Business, Economics & Management (AREA)
  • Accounting & Taxation (AREA)
  • Computer Security & Cryptography (AREA)
  • Strategic Management (AREA)
  • General Business, Economics & Management (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Human Computer Interaction (AREA)
  • Signal Processing (AREA)
  • Computer Hardware Design (AREA)
  • Biomedical Technology (AREA)
  • Computing Systems (AREA)
  • Finance (AREA)
  • Health & Medical Sciences (AREA)
  • Electromagnetism (AREA)
  • General Health & Medical Sciences (AREA)
  • Software Systems (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optical Communication System (AREA)

Abstract

La présente invention concerne un dispositif de transmission et de stockage de données et un procédé de transmission et de stockage de données au moyen de la lumière par un premier et un deuxième dispositif. Dans la première étape du procédé, un premier utilisateur est identifié par un premier dispositif de stockage et de transmission de données. Dans la deuxième étape du procédé, une entrée utilisateur est enregistrée. Dans la troisième étape du procédé, l'entrée utilisateur d'un premier utilisateur est comparée aux données mémorisées dans une unité de stockage d'un premier dispositif de stockage et de transmission de données. Dans l'étape suivante, une concordance ou une non-concordance entre l'entrée utilisateur et les données mémorisées dans une unité de stockage est affichée. Ensuite, les données à transmettre sont confirmées par un premier utilisateur. Ensuite, les données sont envoyées par un premier dispositif de stockage et de réception de données au moyen de la lumière. En outre, les données transmises au moyen de la lumière sont reçues par un deuxième dispositif de stockage et de transmission de données. Ensuite, les données reçues sont affichées par le deuxième dispositif. Dans la dernière étape, une entrée utilisateur du deuxième utilisateur est enregistrée par un deuxième dispositif de stockage et de transmission de données, l'entrée utilisateur stockant ou effaçant les données reçues par un deuxième dispositif de stockage et de transmission.
PCT/DE2021/100803 2020-10-06 2021-10-06 Dispositif et procédé de transmission et de stockage de données WO2022073557A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE102020006102.8 2020-10-06
DE102020006103 2020-10-06
DE102020006102 2020-10-06
DE102020006103.6 2020-10-06

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WO2022073557A1 true WO2022073557A1 (fr) 2022-04-14

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2425557B1 (fr) 2009-04-28 2014-03-19 Siemens Aktiengesellschaft Procédé et dispositif de transmission optique de données
US20160218807A1 (en) 2013-03-17 2016-07-28 Bao Tran Lifi communication system
US20180198897A1 (en) 2017-01-11 2018-07-12 Guangdong Oppo Mobile Telecomminications Corp., Lt D. Camera module and mobile terminal
EP3001282B1 (fr) * 2014-09-26 2019-03-06 LG Electronics Inc. Terminal mobile d'horloge et son procédé de contrôle
US20200118400A1 (en) * 2015-07-25 2020-04-16 Gary M. Zalewski Methods and systems for identifying actions of shoppers in stores in relation to items provided for sale in cashier-less transactions

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2425557B1 (fr) 2009-04-28 2014-03-19 Siemens Aktiengesellschaft Procédé et dispositif de transmission optique de données
US20160218807A1 (en) 2013-03-17 2016-07-28 Bao Tran Lifi communication system
EP3001282B1 (fr) * 2014-09-26 2019-03-06 LG Electronics Inc. Terminal mobile d'horloge et son procédé de contrôle
US20200118400A1 (en) * 2015-07-25 2020-04-16 Gary M. Zalewski Methods and systems for identifying actions of shoppers in stores in relation to items provided for sale in cashier-less transactions
US20180198897A1 (en) 2017-01-11 2018-07-12 Guangdong Oppo Mobile Telecomminications Corp., Lt D. Camera module and mobile terminal

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