CN102222206B - System with multiple-electric-price-tag group - Google Patents
System with multiple-electric-price-tag group Download PDFInfo
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- CN102222206B CN102222206B CN201110128652.XA CN201110128652A CN102222206B CN 102222206 B CN102222206 B CN 102222206B CN 201110128652 A CN201110128652 A CN 201110128652A CN 102222206 B CN102222206 B CN 102222206B
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Abstract
The invention relates to a system with a multiple-electric-price-tag group, belonging to the application of a wireless radio-frequency identification technology in electric price tags. The system comprises a wireless receiving and transmitting unit, a multiple-electric-price-tag group, an external power supply and a trough-shaped bottom plate, wherein the multiple-electric-price-tag group comprises at least two electric price tags and each electric price tag in the multiple-electric-price-tag group is equipped with an LCD (liquid crystal display) with a liquid crystal display function and a tag control unit; the external power supply is used for supplying power to the multiple-electric-price-tag group; and the trough-shaped bottom plate is provided with electric leads. According to the design of the system, each line of goods shelf is equipped with only one tag group system, and each tag group is equipped with a plurality of LCDs and one wireless receiving and transmitting unit, so that the purpose that every electric price tag part in the multiple-electric-price-tag group can realize network communication interconnection with a price releasing subsystem in a marketplace by the same wireless receiving and transmitting unit can be achieved.
Description
Technical field
The present invention relates to the electronic price label for store shelf sign, be specifically related to adopt radiofrequency signal wireless automatic identification technology to carry out identification and data communication for the electronic price label of a plurality of commodity, and obtain and change related data, belong to embedded device wireless communication technology field.
Background technology
Current commercial electronic price label normally works alone based on Single Electron price tag equipment, each electronic price label all has discrete separately wireless receiving module, LCD MODULE, and each electronic price label adopts independently powered battery.That is to say, each electronic price label on existing store shelf is a discrete labeling apparatus can work independently, its each Single Electron price tag equipment all needs to be equipped with the wireless communication module of self, will cause like this cost of electronic price label higher.For example, a medium-and-large-sized supermarket, its commodity locations reaches up to ten thousand kinds, and not only cost is high to adopt existing electronic price label system, but also the communication bandwidth taking can cause data transmit-receive time is too much, thus the increase that brings communications cost.In addition, because each electronic price label is all furnished with independently supplying cell, and this large batch of battery applications also can cause the aggravation of environmental pollution indirectly.
Summary of the invention
In summary of the invention part, introduced the concept of a series of reduced forms, this will further describe in embodiment part.
For overcoming the above-mentioned problems in the prior art, electronic price label of the present invention adopts a plurality of electronic price labels to share a wireless transmit/receive units, and shares an external power supply to the unified power supply of whole system with multiple-electric-price-tag group.Technical scheme of the present invention is as follows:
System with multiple-electric-price-tag group, it comprises: a wireless transmit/receive units, it has radio transmission-receiving function; Polyelectron price tag group, it comprises at least two electronic price labels, and each electronic price label in described polyelectron price tag group all disposes liquid crystal display and the tag circuit control module with crystal display; An external power supply; A grooved bottom board that is furnished with conductor wire; And market price issue subsystem.Wherein, described wireless transmit/receive units carries out radio communication with described market price issue subsystem and is connected, described wireless transmit/receive units is realized wired electrical connection by the conductor wire of arranging on described grooved bottom board with each electronic price label in described polyelectron price tag group, thereby make described wireless transmit/receive units and described market price issue subsystem carry out wireless communication, from/to market price issue subsystem wireless receiving or transmission communication data; On the other hand, each electronic price label of described wireless transmit/receive units and its place group all carries out wired data communication.
Further, each electronic price label in described system with multiple-electric-price-tag group comprises: liquid crystal display; Label control module, it is for controlling the demonstration of described liquid crystal display, and is responsible for communicating by letter with described wireless transmit/receive units; The first direct supply access module; The first serial communication module; And two first power supply access spring stylus of drawing from described the first direct supply access module and two first communication connection spring stylus of being drawn by described the first serial communication module.The workflow of described electronic price label is as follows:
Described electronic price label is introduced direct supply from described two the first power supply access spring stylus, thereby gives described label control module and described LCD device electric supply; In described label control module, be provided with unique machinery and equipment numbering, described machinery and equipment numbering is as the communication equipment address of wired data communication; While initially powering on, described label control module sends to described liquid crystal display by stored displaying contents and shows; When receiving from described the first serial communication module, via serial communication line, send to the new demonstration data that the described market price issue subsystem of wireless transmit/receive units sends, described new demonstration data are stored, upgrade data content shown in described liquid crystal display simultaneously.
Wherein, described label control module is 8,16 or 32 s' single-chip microcomputer 1.Described single-chip microcomputer 1 is Atmel ATmega48 or TI MSP430F413 type single-chip microcomputer.
Further, described wireless transmit/receive units comprises: wireless communication module, wireless communication control unit, the second direct supply access module, the second serial communication module, and two second source access spring stylus of drawing from described the second direct supply access module are connected and use spring stylus with two second communications of being drawn by described the second serial communication module.The workflow of described wireless transmit/receive units is as follows:
Described wireless transmit/receive units is introduced direct supply from described second source access spring stylus, thereby gives described wireless communication module and the power supply of described wireless communication control unit; While initially powering on, described wireless communication module Login Register is in described market price issue subsystem; When described wireless communication module receives the electronic price label of appointment the new content showing from market price issue subsystem, by described the second serial communication module, to described specified electronic price label, send new displays content data.The electronic price label of described appointment refers to by the electronic price label of the machinery and equipment numeral index gained of electronic price label.
Wherein, described wireless communication control unit is Jennic5139 type, Jennic5148 type or TI CC430 type single-chip microcomputer.
Preferably, described grooved bottom board is designed to slotted shape, there is spill bar its both sides so that the electronic price label on top is inserted in described spill bar and fixedly blocked, described grooved bottom board comprises: the pickup groove of circuit lead plate, flute profile underframe, permanent circuit wire guide plate, is wherein furnished with conductor wire on circuit lead plate.
Wherein, described circuit lead plate is four strands of electric wires: power lead, ground wire, two single data order wires, wherein power lead and bottom line are given system power supply for external power supply by it, two single data order wires are as the wire communication interconnecting channels between wireless transmit/receive units and each electronic price label, to carry out wired reception and transmitted signal between each electronic price label and wireless transmit/receive units.Described four strands of electric wires adopt four parallel buss.Described two single data order wires for data communication in described four strands of electric wires adopt two strands of RS485 order wires to realize communication with differential mode.
Further, the connection configuration mode between described polyelectron price tag group, wireless transmit/receive units and grooved bottom board is as follows:
Polyelectron price tag group, wireless transmit/receive units are pressed into the both sides boss on grooved bottom board, and snap in the Baltimore groove of grooved bottom board both sides, thereby polyelectron price tag group, wireless transmit/receive units and grooved bottom board are fixedly installed togather, wherein, four conductor wires of four of polyelectron price tag group and wireless transmit/receive units spring stylus and grooved bottom board bottom electrically contact; Four conductor wires of four spring stylus of each electronic price label of polyelectron price tag group and grooved bottom board bottom electrically contact, wherein, four conductor wires wherein two to each electronic price label power supply, another two circuits are wire communication conductor wire.A wireless transmit/receive units and a plurality of electronic price label group parts can be pressed in grooved bottom board simultaneously, be pressed into uniformly-spaced or unequal interval position realize.Thus, form a polyelectron price tag group.
Beneficial effect of the present invention:
(1) owing to adopting the shared wireless transmit/receive units of a plurality of commercial electronic price labels to carry out radio communication with market price issue subsystem, be connected, reduced whole cost.In addition, because the technical solution used in the present invention can be so that described system with multiple-electric-price-tag group carries out the number of nodes of radio communication to be reduced, thereby cause the load of wireless channel to reduce.Thus, a plurality of commercial electronic price label that the present invention adopts shares the technical scheme of a wireless transmit/receive units, has both been conducive to improve communication reliability, is conducive to again reduce holistic cost.
(2) according to many LCD display device group of the present invention, the mode that it adopts the unified power supply of external power supply, owing to not using battery, is conducive to reduce environmental pollution, and rabbit is changed the worry of battery while exhausting except battery electric quantity.
Accompanying drawing explanation
Following accompanying drawing of the present invention is used for understanding the present invention in this as a part of the present invention.Shown in the drawings of embodiments of the invention and description thereof, be used for explaining principle of the present invention.
Fig. 1 is the inner structure block diagram of each the electronic price label unit in the polyelectron price tag group in the system with multiple-electric-price-tag group of realizing according to the present invention;
Fig. 2 shows the workflow diagram of an embodiment of the electronic price label of realizing according to Fig. 1;
Fig. 3 is the inner structure block diagram of the wireless transmit/receive units in the system with multiple-electric-price-tag group of realizing according to the present invention;
Fig. 4 shows the workflow diagram of the embodiment of wireless transmit/receive units in the system with multiple-electric-price-tag group of realizing according to Fig. 3;
Fig. 5 is the section design sketch of the grooved bottom board structure of a specific embodiment of the present invention;
Fig. 6 is according to the assembly connection schematic diagram between Single Electron price tag, wireless transmit/receive units and the grooved bottom board of a specific embodiment of the present invention;
Fig. 7 is according to the assembly connection schematic diagram between polyelectron price tag group, wireless transmit/receive units and the grooved bottom board of a specific embodiment of the present invention;
Fig. 8 is the assembly connection whole structure figure between polyelectron price tag group, wireless transmit/receive units and the grooved bottom board of a specific embodiment of the present invention.
Embodiment
In the following description, a large amount of concrete details have been provided to more thorough understanding of the invention is provided.Yet, it will be apparent to one skilled in the art that the present invention can be implemented without one or more these details.In other example, for fear of obscuring with the present invention, for technical characterictics more well known in the art, be not described.
The present invention has disclosed system with multiple-electric-price-tag group, native system is designed to a described set of tags system is only installed on every crudely-made articles frame, and described in each, set of tags is furnished with several electronic price labels that are equipped with liquid crystal display (as LCD) and a wireless transmit/receive units.Wherein, a kind of commodity on the corresponding store shelf of each electronic price label, and each electronic price label can be equidistant configuration, can be also non-equidistance configuration, and adjust according to the goods yard putting position spacing of commodity.Based on above design, the present invention can realize all electronic price label parts in system with multiple-electric-price-tag group, and all can to realize network service by same wireless transmit/receive units and market price issue subsystem interconnected.
In an embodiment, system with multiple-electric-price-tag group of the present invention comprises: a wireless transmit/receive units 10000, and it has radio transmission-receiving function; Polyelectron price tag group, it comprises at least two electronic price labels, and each electronic price label 200 in this polyelectron price tag group disposes liquid crystal display (as LCD) and the tag circuit control module (as single-chip microcomputer 1) with crystal display; A grooved bottom board 300, is furnished with conductor wire on it; An external power supply; And market price issue subsystem.Wherein, wireless transmit/receive units 100 carries out radio communication with market price issue subsystem and is connected, meanwhile, the existing line of electronic price label 200 in the polyelectron price tag group that this wireless transmit/receive units 100 is also equipped with these group shelf by the electric line on grooved bottom board 300 is electrically connected to.Like this, wireless transmit/receive units 100 can carry out wireless communication with market price issue subsystem (as market server) on the one hand, from/to market price issue subsystem wireless receiving or transmission communication data; On the other hand, because each electronic price label 200 in the polyelectron price tag group of each group shelf outfit has all been realized wired electrical connection by the conductor wire of arranging on grooved bottom board 300 with wireless transmit/receive units 100, so wireless transmit/receive units 100 all can carry out wired data communication with each electronic price label 200 parts of its place group.Thus, wireless transmit/receive units 100 by from market price issue subsystem wireless receiving to commodity price and related data information send to through a cable the electronic price label that these commodity are corresponding, thereby by the variation of this electronic price label display of commodity price and related data information.
In a preferred implementation, each electronic price label 200 in the system with multiple-electric-price-tag group of realizing according to the present invention as shown in Figure 1, it comprises: a liquid crystal display (as liquid crystal display LCD), label control module (as single-chip microcomputer 1), the first direct supply access module, the first serial communication module, and two first power supplys accesses spring stylus of drawing from the first direct supply access module and two first communication connections of being drawn by the first serial communication module are with spring stylus etc.This label control module (as single-chip microcomputer 1) is for controlling the demonstration of LCD, and is responsible for communicating by letter with wireless transmit/receive units.Fig. 2 shows the workflow diagram of an embodiment of the electronic price label of realizing according to Fig. 1, in conjunction with the electronic price label shown in Fig. 1 and Fig. 2, and using single-chip microcomputer 1 as a preferred real mode of label control module, the principle of work of electronic price label 200 of the present invention is as follows:
In working of an invention mode, single-chip microcomputer 1 can be 8,16 or 32 single-chip microcomputers, and in a specific embodiment, single-chip microcomputer 1 can be the conventional single-chip microcomputers such as the public Atmel ATmega48 of those of ordinary skills or TI MSP430F413 type.
Wireless transmit/receive units 100 inner structures in the system with multiple-electric-price-tag group of realizing according to the present invention as shown in Figure 3, it comprises: wireless communication module, wireless communication control unit (as single-chip microcomputer 2), the second direct supply access module, the second serial communication module, and two second sources of drawing from the second direct supply access module access spring stylus are connected with spring stylus etc. with two second communications of being drawn by the second serial communication module.Fig. 4 shows the workflow diagram of 100 1 embodiment of wireless transmit/receive units in the system with multiple-electric-price-tag group of realizing according to Fig. 3.In a preferred implementation, with single-chip microcomputer 2, realize the function of wireless communication control unit, in conjunction with Fig. 3 and 4, as follows according to the principle of work of wireless transmit/receive units 100 of the present invention:
Wireless transmit/receive units 100 is introduced direct supply from second source access spring stylus, gives wireless communication module and single-chip microcomputer 2 power supplies; While initially powering on, wireless communication module Login Register is in market price issue subsystem; When wireless communication module receives the electronic price label of appointment the new content showing from market price issue subsystem, by the second serial communication module, to corresponding electronic price label, send new displays content data.The electronic price label of described appointment refers to by the electronic price label of the machinery and equipment numeral index gained of electronic price label.In specific embodiment, single-chip microcomputer 2 can be known to the skilled person the single-chip microcomputers such as public Jennic5139 type, Jennic5148 type or TI CC430 type.
In a preferred implementation, described grooved bottom board 300 is designed to slotted shape, there is spill bar its both sides so that the LCD display unit on top is inserted in spill bar and fixedly blocked, preferably, as shown in Figure 5, this grooved bottom board 300 comprises: circuit lead plate 301, the pickup groove 303 of flute profile underframe 302, permanent circuit wire guide plate, is wherein furnished with conductor wire 304 on circuit lead plate.The conductor wire of arranging on this circuit lead plate is at least four strands of electric wires: power lead, ground wire, at least two single data order wires are preferably.Preferably, circuit lead plate is four strands of electric wires: power lead, ground wire, two single data order wires, wherein power lead and bottom line are given system power supply for external power supply by it, two single data order wires are as the wire communication interconnecting channels between wireless transmit/receive units and each electronic price label, to carry out wired reception and transmitted signal between each electronic price label and wireless transmit/receive units.In one embodiment, in four strands of electric wires, two strands of electric wires for data communication adopt two strands of RS485 order wires to realize communication with differential mode
In a preferred embodiment, these four strands of electric wires adopt four parallel buss.Fig. 5 shows the distribution of four parallel electrically conductive bars arranging on circuit current-carrying plate in described grooved bottom board parts.As shown in Figure 8, circuit lead plate 301 is arranged on the pickup groove 303 of grooved bottom board 300 groove inner undersides, article four, what conductor wire 304 was insulated from each other is arranged on circuit lead plate 301, preferably, four conductor wires 304 are realized for being arranged in the mode of four parallel electrically conductive bars on circuit lead plate 301.
In a preferred embodiment of the present invention, as shown in Figure 6 and Figure 7, each electronic price label 200 and the connection configuration mode between grooved bottom board 300 in wireless transmit/receive units 100, polyelectron price tag group are as follows:
In a preferred embodiment, in a wireless transmit/receive units 100 and a plurality of electronic price label group, each electronic price label 200 can be pressed in grooved bottom board 300 simultaneously, be pressed into can with uniformly-spaced or unequal interval position mode realize.Four spring stylus of each electronic price label 200 of polyelectron price tag group and four parallel electrically conductive bars of grooved bottom board 300 bottoms electrically contact, wherein, article four, parallel electrically conductive bar wherein two to 200 power supplies of each electronic price label, another two circuits are wire communication conductor wire.Thus, form a polyelectron price tag group.Fig. 8 is the outside drawing according to system with multiple-electric-price-tag group of the present invention.
In sum, described wireless transmit/receive units of the present invention carries out wireless communication by radio communication function and commodity data central site network system.In addition, wireless transmit/receive units also the data telecommunication line by the circuit lead plate on grooved bottom board realize and realize wire communication with each electronic price label in described polyelectron price tag and be connected.Based on above structure, each electronic price label that the present invention can realize in polyelectron price tag group effectively all can be communicated by letter interconnected by wireless transmit/receive units and the realization of market data centre network system.
The present invention is illustrated by above-described embodiment, but should be understood that, above-described embodiment is the object for giving an example and illustrating just, but not is intended to the present invention to be limited in described scope of embodiments.In addition it will be appreciated by persons skilled in the art that the present invention is not limited to above-described embodiment, according to instruction of the present invention, can also make more kinds of variants and modifications, these variants and modifications all drop in the present invention's scope required for protection.Protection scope of the present invention is defined by the appended claims and equivalent scope thereof.
Claims (11)
1. system with multiple-electric-price-tag group, it comprises: a wireless transmit/receive units, it has radio transmission-receiving function; Polyelectron price tag group, it comprises at least two electronic price labels, and each electronic price label in described polyelectron price tag group all disposes liquid crystal display and the tag circuit control module with crystal display; An external power supply; A grooved bottom board that is furnished with conductor wire; And market price issue subsystem, wherein,
Described wireless transmit/receive units carries out radio communication with described market price issue subsystem and is connected, described wireless transmit/receive units is realized wired electrical connection with each electronic price label in described polyelectron price tag group, thereby make described wireless transmit/receive units and described market price issue subsystem carry out wireless communication, from/to market price issue subsystem wireless receiving or transmission communication data; On the other hand, described wireless transmit/receive units all carries out wired data communication by the conductor wire arranged on described grooved bottom board and each electronic price label of its place group, and the connection configuration mode between described polyelectron price tag group, wireless transmit/receive units and grooved bottom board is as follows:
Described polyelectron price tag group and described wireless transmit/receive units are pressed into the both sides boss on described grooved bottom board, and snap in the Baltimore groove of described grooved bottom board both sides, thereby described polyelectron price tag group, described wireless transmit/receive units and described grooved bottom board are fixedly installed togather, wherein, four conductor wires of four spring stylus of described polyelectron price tag group and described wireless transmit/receive units and described grooved bottom board bottom electrically contact; Four conductor wires of four spring stylus of each electronic price label of described polyelectron price tag group and described grooved bottom board bottom electrically contact, wherein said four conductor wires wherein two to the power supply of each electronic price label, another two circuits are wire communication conductor wire.
2. system according to claim 1, is characterized in that, each electronic price label in described system with multiple-electric-price-tag group comprises: liquid crystal display; Label control module, it is for controlling the demonstration of described liquid crystal display, and is responsible for communicating by letter with described wireless transmit/receive units; The first direct supply access module; The first serial communication module; And, two first power supply access spring stylus of drawing from described the first direct supply access module and two first communication connection spring stylus of being drawn by described the first serial communication module.
3. system according to claim 2, is characterized in that, the workflow of described electronic price label is as follows:
Described electronic price label is introduced direct supply from described two the first power supply access spring stylus, thereby gives described label control module and described LCD device electric supply;
In described label control module, be provided with unique machinery and equipment numbering, described machinery and equipment numbering is as the communication equipment address of wired data communication;
While initially powering on, described label control module sends to described liquid crystal display by stored displaying contents and shows;
When what receive by the issue of market price issue subsystem from described the first serial communication module, via wireless transmit/receive units, accept and forward after next new demonstration data, by described label control module, described new demonstration data are stored, upgrade data content shown in described liquid crystal display simultaneously.
4. system according to claim 3, is characterized in that, described label control module is 8,16 or 32 s' single-chip microcomputer 1; Described single-chip microcomputer 1 is Atmel ATmega48 or TI MSP430F413 type single-chip microcomputer.
5. system according to claim 1, it is characterized in that, described wireless transmit/receive units comprises: wireless communication module, wireless communication control unit, the second direct supply access module, the second serial communication module, and two second source access spring stylus of drawing from described the second direct supply access module are connected and use spring stylus with two second communications of being drawn by described the second serial communication module.
6. system according to claim 5, is characterized in that, the workflow of described wireless transmit/receive units is as follows:
Described wireless transmit/receive units is introduced direct supply from described second source access spring stylus, thereby gives described wireless communication module and the power supply of described wireless communication control unit;
While initially powering on, described wireless communication module Login Register is in described market price issue subsystem;
When described wireless communication module receives the electronic price label of appointment the new content showing from market price issue subsystem, by described the second serial communication module, to described specified electronic price label, send new displays content data.
7. system according to claim 6, is characterized in that, the electronic price label of described appointment refers to by the electronic price label of the machinery and equipment numeral index gained of electronic price label; Described wireless communication control unit is Jennic5139 type, Jennic5148 type or TI CC430 type single-chip microcomputer.
8. according to the system described in any claim in claim 1-7, it is characterized in that, described grooved bottom board is designed to slotted shape, there is spill bar its both sides so that the electronic price label on top is inserted in described spill bar and fixedly blocked, described grooved bottom board comprises: circuit lead plate, flute profile underframe, the pickup groove of permanent circuit wire guide plate, wherein on circuit lead plate, be furnished with four strands of conductor wires: power lead, ground wire, two single data order wires, wherein power and ground is used for external power supply to described system power supply, described two single data order wires are as the wire communication interconnecting channels between described wireless transmit/receive units and each electronic price label, to carry out wire signal reception and transmission between each electronic price label and described wireless transmit/receive units.
9. system according to claim 8, is characterized in that, the described two single data order wires in described four strands of conductor wires adopt two strands of RS485 order wires to realize with differential mode.
10. system according to claim 9, is characterized in that, described four strands of conductor wires adopt four parallel buss.
11. systems according to claim 1, is characterized in that, described wireless transmit/receive units and described a plurality of electronic price label group parts are pressed in described grooved bottom board simultaneously, be pressed into uniformly-spaced or unequal interval position realize.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110128652.XA CN102222206B (en) | 2011-05-18 | 2011-05-18 | System with multiple-electric-price-tag group |
| PCT/CN2012/075498 WO2012155826A1 (en) | 2011-05-18 | 2012-05-15 | Multi-electronic price label group system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110128652.XA CN102222206B (en) | 2011-05-18 | 2011-05-18 | System with multiple-electric-price-tag group |
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| Publication Number | Publication Date |
|---|---|
| CN102222206A CN102222206A (en) | 2011-10-19 |
| CN102222206B true CN102222206B (en) | 2014-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110128652.XA Expired - Fee Related CN102222206B (en) | 2011-05-18 | 2011-05-18 | System with multiple-electric-price-tag group |
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| Country | Link |
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| CN (1) | CN102222206B (en) |
| WO (1) | WO2012155826A1 (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102222206B (en) * | 2011-05-18 | 2014-04-30 | 特赢力信息技术（上海）有限公司 | System with multiple-electric-price-tag group |
| CN104281867B (en) * | 2014-09-30 | 2017-04-26 | 上海潘氏投资管理有限公司 | Electronic display label power supplying and fixing structure |
| CN104318299B (en) * | 2014-09-30 | 2017-06-06 | 上海潘氏投资管理有限公司 | A kind of electronic display tag system |
| CN104616629A (en) * | 2015-01-21 | 2015-05-13 | 苏州市职业大学 | Power carrier-based electronic price tag |
| CN106878129B (en) * | 2017-02-22 | 2022-10-21 | 上海高通半导体有限公司 | Plug-and-play shelf label networking connection system and method |
| CN106886806A (en) * | 2017-04-01 | 2017-06-23 | 广州奥翼电子科技股份有限公司 | Electronic shelf label module and electronic bin tag system |
| CN108090546A (en) * | 2017-12-25 | 2018-05-29 | 沈阳大学 | A kind of solar powered electronic price label device based on Zigbee |
| CN111933041A (en) * | 2020-09-27 | 2020-11-13 | 支付宝(杭州)信息技术有限公司 | Electronic price tag, guide rail, electronic price tag system and information display method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201489562U (en) * | 2009-07-13 | 2010-05-26 | 杭州金炬科技有限公司 | Intelligent liquid crystal electronic tag |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8009348B2 (en) * | 1999-05-03 | 2011-08-30 | E Ink Corporation | Machine-readable displays |
| US6550673B2 (en) * | 2000-09-19 | 2003-04-22 | Michael J. Massaro | Electronic display for store shelves |
| US7600681B2 (en) * | 2004-12-20 | 2009-10-13 | Altierre Corporation | Low power wireless display tag systems and methods |
| CN102222206B (en) * | 2011-05-18 | 2014-04-30 | 特赢力信息技术（上海）有限公司 | System with multiple-electric-price-tag group |
| CN102289645B (en) * | 2011-08-05 | 2014-04-16 | 苏州汉朗光电有限公司 | Low-power consumption electronic labeling system based on bus transmission and control method |
-
2011
- 2011-05-18 CN CN201110128652.XA patent/CN102222206B/en not_active Expired - Fee Related
-
2012
- 2012-05-15 WO PCT/CN2012/075498 patent/WO2012155826A1/en active Application Filing
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201489562U (en) * | 2009-07-13 | 2010-05-26 | 杭州金炬科技有限公司 | Intelligent liquid crystal electronic tag |
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| Publication number | Publication date |
|---|---|
| WO2012155826A1 (en) | 2012-11-22 |
| CN102222206A (en) | 2011-10-19 |
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