EP4394746A1 - Elektronisches preisschild mit sammlung von umweltenergie - Google Patents

Elektronisches preisschild mit sammlung von umweltenergie Download PDF

Info

Publication number
EP4394746A1
EP4394746A1 EP23208749.4A EP23208749A EP4394746A1 EP 4394746 A1 EP4394746 A1 EP 4394746A1 EP 23208749 A EP23208749 A EP 23208749A EP 4394746 A1 EP4394746 A1 EP 4394746A1
Authority
EP
European Patent Office
Prior art keywords
solar panel
price tag
electronic price
radio frequency
circuit board
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
EP23208749.4A
Other languages
English (en)
French (fr)
Inventor
Xiande HU
Bailiang LI
Haipeng HUANG
Xinglong XIA
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou Etag Technology Co Ltd
Original Assignee
Suzhou Etag Technology Co Ltd
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 Suzhou Etag Technology Co Ltd filed Critical Suzhou Etag Technology Co Ltd
Publication of EP4394746A1 publication Critical patent/EP4394746A1/de
Pending legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F3/00—Labels, tag tickets, or similar identification or indication means; Seals; Postage or like stamps
    • G09F3/08—Fastening or securing by means not forming part of the material of the label itself
    • G09F3/18—Casings, frames or enclosures for labels
    • G09F3/20—Casings, frames or enclosures for labels for adjustable, removable, or interchangeable labels
    • G09F3/208—Electronic labels, Labels integrating electronic displays
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F27/00—Combined visual and audible advertising or displaying, e.g. for public address
    • G09F27/007—Displays with power supply provided by solar cells or photocells
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F3/00—Labels, tag tickets, or similar identification or indication means; Seals; Postage or like stamps
    • G09F3/08—Fastening or securing by means not forming part of the material of the label itself
    • G09F3/18—Casings, frames or enclosures for labels
    • G09F3/20—Casings, frames or enclosures for labels for adjustable, removable, or interchangeable labels
    • G09F3/204—Casings, frames or enclosures for labels for adjustable, removable, or interchangeable labels specially adapted to be attached to a shelf or the like
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/37—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being movable elements
    • G09F9/372—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being movable elements the positions of the elements being controlled by the application of an electric field

Definitions

  • This application relates to the technical field of electronic devices, in particular to an electronic price tag capable of collecting environmental energy.
  • the electronic price tag cannot be used permanently due to capacity and service life limit of the battery, besides, the battery is needed to be replaced for the electronic price tag at certain time, resulting in human waste and environmental pollution.
  • the wired power supply a variety of accessories are required, the direct current is supplied to the electronic price tag through a wire, resulting in resource consumption, cost increasement and inflexible usage.
  • an environmental energy collection electronic price tag which can convert energies contained in the surrounding environment (such as daylight, radio frequency signals, etc.) into electrical energy, to power the electronic price tag, which meets application requirements of the electronic price tag in a variety of scenes, reduces maintenance frequency of the electronic price tag, and reduces pollution to the environment.
  • An environmental energy collection electronic price tag includes a solar panel, an electronic paper display screen, a printed circuit board and a super-capacitor;
  • the electronic paper display screen is fixed on a back side of the printed circuit board by means of adhesive.
  • an LED light is provided on the printed circuit board, and the solar panel is provided with an orifice, light of the LED light can pass through the orifice to a surface of the solar panel, and the LED light is connected with the control circuit.
  • a positive contact spring leaf and a negative contact spring leaf are disposed on a back side of the printed circuit board, and the positive contact spring leaf and the negative contact spring leaf are connected to a positive terminal and a negative terminal of the super-capacitor, respectively; and a positive contact and a negative contact are disposed on a back side of the solar panel; and the printed circuit board is connected with the positive contact of the solar panel through the positive contact spring leaf, and is connected with the negative contact of the solar panel through the negative contact spring leaf.
  • the environmental energy collection electronic price tag includes a shell and a back cover;
  • the shell has a rectangular-shaped frame structure, a front side of the shell is provided with a solar panel dispensing groove, and a back side of the shell is provided with a back cover dispensing groove;
  • a size of the solar panel is matched with a size of the solar panel dispensing groove, and the solar panel is fixed in the solar panel dispensing groove through a dispensing process, and thus the electronic paper display screen is sandwiched between the solar panel and the shell;
  • a size of the back cover is matched with a size of the back cover dispensing groove, and the back cover is fixed in the back cover dispensing groove through the dispensing process.
  • an upper engaging block is disposed on and protruded from a top surface of the shell
  • a lower engaging block is disposed on and protruded from a bottom surface of the shell, and the shell is fastened onto a guide rail through the upper engaging block and the lower engaging block.
  • the guide rail includes a guide rail body, an upper engaging groove, a lower engaging groove, a first protrusion, a snap member and a second protrusion, wherein
  • an end of the upper engaging groove away from the guide rail body is provided with a hook portion
  • an end of the lower engaging groove away from the guide rail body is provided with a hook portion
  • FIG. 1 is a schematic structural diagram of an environmental energy collection electronic price tag according to an embodiment of this application.
  • the environmental energy collection electronic price tag includes a solar panel 1, an electronic paper display screen 2, a printed circuit board 3 and a super-capacitor 5.
  • the printed circuit board may be a silkscreen printed circuit board.
  • the printed circuit board 3 is provided thereon with a control circuit for the electronic paper display screen 2, a signal transceiver antenna and a radio frequency collection antenna.
  • the signal transceiver antenna is configured to send and receive a wireless radio frequency signal.
  • the radio frequency collection antenna is configured to collect radio frequency signal energy sent by another electronic price tag in environment.
  • An operation frequency of the signal transceiver antenna and an operation frequency of the radio frequency transceiver antenna are the same.
  • the solar panel 1 is formed by assembling a plurality of solar cells.
  • a transparent display area 101 is provided in a middle portion of the solar panel 1, and through the transparent display area, images displayed by the electronic paper display screen 2 below the solar panel 1 can be seen.
  • the printed circuit board 3 is fixed on the shell 4 by means of adhesive.
  • the positive contact spring leaf 7 and the negative contact spring leaf 8 are fixed on the back side of printed circuit board 3.
  • the positive contact 102 on the back side of the solar panel 1 is in contact with the positive contact spring leaf 7, and the negative contact 103 on the back side of the solar panel 1 is in contact with the negative contact spring leaf 8, which then are connected to the positive terminal and the negative terminal of the super-capacitor 5 through the printed circuit board 3.
  • the printed circuit board 3 is provided with a signal transceiver antenna to send and receive a wireless radio frequency signal and a radio frequency collection antenna to collect radio frequency energy generated by the signal transceiver antenna of the printed circuit board itself.
  • An operation frequency of the signal transceiver antenna and an operation frequency of the radio frequency transceiver antenna are same, which can be used to collect radio frequency signal energy of other environmental energy collection electronic price tag in the environment.
  • a guide rail structure is provided according to an embodiment, which considers assembly/disassembly requirements, stable requirements, free movement requirements and heat dissipation requirements of the electronic price tag, as well as assembly/disassembly and service life of the guide rail.
  • the guide rail 9 includes a guide rail body, an upper engaging groove 901, a lower engaging groove 902, a first protrusion, a snap member 903 and a second protrusion.
  • the snap member 903 has a L shape, and a short side of the snap member away from an end of a long side of the snap member is fixed at a position adjacent to the upper engaging groove 901.
  • the second protrusion has a T shape and is fixed on a lower half of the guide rail body.
  • the first protrusion part is positioned between the snap member 903 and the second protrusion, closing to the snap member 903.

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
EP23208749.4A 2022-12-30 2023-11-09 Elektronisches preisschild mit sammlung von umweltenergie Pending EP4394746A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202223562761 2022-12-30

Publications (1)

Publication Number Publication Date
EP4394746A1 true EP4394746A1 (de) 2024-07-03

Family

ID=88779234

Family Applications (1)

Application Number Title Priority Date Filing Date
EP23208749.4A Pending EP4394746A1 (de) 2022-12-30 2023-11-09 Elektronisches preisschild mit sammlung von umweltenergie

Country Status (1)

Country Link
EP (1) EP4394746A1 (de)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2876628A2 (de) * 2015-03-06 2015-05-27 Pricer AB Elektronisches Regaletikett
WO2015136146A1 (en) * 2014-03-11 2015-09-17 Mariella Labels Oy Electronic price label and electronic price label system
US20190057626A1 (en) * 2017-08-16 2019-02-21 E Ink Holdings Inc. Electronic tag and driving method thereof
CN115202125A (zh) * 2022-07-08 2022-10-18 惠科股份有限公司 显示面板和显示模组
WO2022218513A1 (de) * 2021-04-13 2022-10-20 Ses-Imagotag Gmbh Tragevorrichtung zum tragen eines elektronischen gerätes innerhalb eines aufnahmeraums der tragevorrichtung.

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015136146A1 (en) * 2014-03-11 2015-09-17 Mariella Labels Oy Electronic price label and electronic price label system
EP2876628A2 (de) * 2015-03-06 2015-05-27 Pricer AB Elektronisches Regaletikett
US20190057626A1 (en) * 2017-08-16 2019-02-21 E Ink Holdings Inc. Electronic tag and driving method thereof
WO2022218513A1 (de) * 2021-04-13 2022-10-20 Ses-Imagotag Gmbh Tragevorrichtung zum tragen eines elektronischen gerätes innerhalb eines aufnahmeraums der tragevorrichtung.
CN115202125A (zh) * 2022-07-08 2022-10-18 惠科股份有限公司 显示面板和显示模组

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