CN103036048A - Printer - Google Patents
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- CN103036048A CN103036048A CN201110293639XA CN201110293639A CN103036048A CN 103036048 A CN103036048 A CN 103036048A CN 201110293639X A CN201110293639X A CN 201110293639XA CN 201110293639 A CN201110293639 A CN 201110293639A CN 103036048 A CN103036048 A CN 103036048A
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Abstract
The invention provides a printer which comprises a communication terminal and a metamateria antenna. The metamateria antenna is connected with the communication terminal. The metamaterial antenna comprises a dielectric substrate, a feeding point arranged on one surface of the dielectric substrate, a feeder connected with the feeding point and a metal structure. The feeder is coupled with the metal structure. A metamaterial antenna technology is adopted for the printer, miniaturization and internal installation of the antenna can be achieved, the metamaterial antenna enabling electromagnetic waves of one wave band or two or more different wave bands to be resonant is designed on the basis of the metamaterial antenna technology, the physical dimensions of the metal structure determining the size of the antenna are not subjected to limitation of the physical length of the half-wave length, the corresponding antenna can be designed according to the dimensions of the printer, and the requirements of miniaturization and internal installation of the antenna for the printer can be met. By applying the printer with the metamateria antenna, the requirements for bi-directional real-time data exchange between a device having an access to the printer and the printer can be met, and blockage and losing and the like during data exchange are avoided.
Description
Technical field
The present invention relates to printing device, be specifically related to a kind of printer.
Background technology
Along with the development of copier technology, printer is widely used in the output equipment of plurality of devices.The network printer is used for network system, for majority provide print service, requires therefore that this printer has that print speed is fast, can automatically switch simulation model and procotol, is convenient to the characteristics such as the network manager manages.Current printer needs by netting twine equipment connection in local area network (LAN) more, then needing to connect into network when printing for the equipment of new adding could realize printing, some zone does not temporarily have the distributing network line, then can not realize printing, and this can bring greatly inconvenience to work.And wireless printer be able to address this problem, but needs receiving printing orders and content that printer can be complete, and this has higher requirement to the antenna that carries out exchanges data for printer.
In the wireless printing network, not only require the electronic circuit fast throughput, and require wireless transmission device-antenna can high speed, ultra broadband, these information of jumbo transmission.Antenna is as radiating element and the receiving device of final radiofrequency signal, and its operating characteristic will directly affect the service behaviour of whole system.Yet the important indicators such as the size of antenna, bandwidth, gain but have been subject to the restriction (gain margin under the fixed dimension, bandwidth limit etc.) of basic physical principle.The basic principle of these index limit so that the miniaturization technology difficulty of antenna considerably beyond other device, and because the complexity of the electromagnetic field analysis of radio-frequency devices, approaching these limiting values all becomes huge technological challenge.
Summary of the invention
In order to solve the problem that exists in the existing printer, the invention provides a kind of printer that uses super material antenna, by high performance super material built-in aerial technology, under the prerequisite that satisfies the printer capability requirement, realize miniaturization, built-inization of antenna, in order to achieve the above object, the present invention is by the following technical solutions:
One printer, comprise communication ends, also comprise one surpassing the material antenna, described super material antenna links to each other with described communication ends, and described super material antenna comprises a medium substrate and a distributing point that is arranged at described medium substrate one surface, the feeder line that is connected with described distributing point and a metal structure; Described feeder line and described metal structure intercouple.
Further, described metal structure is that sheet metal forms through engraving out the groove topological structure.
Further, described super material antenna also comprises ground unit, the described ground unit described distributing point both sides that distribute symmetrically; Be provided with several metallized through holes on the described ground unit.
Further, described super material antenna also comprises one with reference to ground, described with reference to ground comprise be positioned at described medium substrate relative two lip-deep first with reference to unit, ground and second with reference to the unit, ground, described first makes an end of described feeder line form microstrip line with reference to the unit, ground.
Further, described the first reference unit, ground and second is electrically connected mutually with reference to the unit, ground.
Further, described medium substrate is provided with some plated-through holes, and unit, described the first reference ground is realized being electrically connected by described plated-through hole with reference to the unit, ground with described second.
Further, unit, described the first reference ground is provided with the first metal covering unit and the second metal covering unit of mutual electrical connection, and described the first metal covering unit is relative with an end position of described feeder line, makes an end of described feeder line form described microstrip line; Unit, described the second reference ground is provided with the 3rd metal covering unit, and described the 3rd metal covering unit is relative with described the second metal covering cell position.
Further, described medium substrate is positioned at described the second metal covering unit and place, described the 3rd metal covering unit offers some plated-through holes, and described the second metal covering unit is electrically connected by described plated-through hole with described the 3rd metal covering unit.
Further, unit, described the second reference ground also comprises the 4th metal covering unit, described the 4th metal covering unit is positioned at a side of described feeder line one end, and be positioned on the bearing of trend of described feeder line, described the first metal covering unit is electrically connected by described plated-through hole with described the 4th metal covering unit.
Further, the resonance band of described super material antenna comprises 2.4GHz-2.49GHz and 5.72GHz-5.85GHz at least.
Printer of the present invention adopts super material antenna technology, can realize the miniaturization of antenna and built-in, the design super material antenna of electromagnetic wave resonance of a wave band, two or more different-wavebands of sening as an envoy to based on super material antenna technology, the physical size that determines the metal structure size of this antenna volume is not limited by the physical length of half-wavelength, can go out corresponding antenna according to the size design of printer own, can satisfy the demand of printer miniaturization, built-in antenna.The printer of using super material antenna can satisfy the requirement of two-way real time data exchange between the equipment of access printer and printer, the obstruction when avoiding exchanges data, the phenomenon such as loses.
Description of drawings
Fig. 1 is the module map of printer embodiment 1 of the present invention;
Fig. 2 is the module map of embodiment 1 application scenarios;
Fig. 3 is the front view of antenna the first execution mode in the printer of the present invention;
Fig. 4 is antenna rearview shown in Figure 3;
Fig. 5 is antenna the first execution mode S parameters simulation figure of the present invention;
Fig. 6 is the front view of antenna the second execution mode in the printer of the present invention;
Fig. 7 is the front view of antenna the 3rd execution mode in the printer of the present invention;
Fig. 8 is the metal structure enlarged drawing on second and third execution mode of antenna of the present invention;
Fig. 9 is antenna the 3rd execution mode S parameters simulation figure of the present invention;
Figure 10 is that antenna the 3rd execution mode of the present invention operates in 2.4,2.44, E direction far field simulation result figure during 2.48GHz;
Figure 11 is that antenna the 3rd execution mode of the present invention operates in 2.4,2.44, H direction far field simulation result figure during 2.48GHz;
Figure 12 is that antenna the 3rd execution mode of the present invention operates in 5.725,5.8, E direction far field simulation result figure during 5.85GHz;
Figure 13 is that antenna the 3rd execution mode of the present invention operates in 5.725,5.8, H direction far field simulation result figure during 5.85GHz.
Embodiment
Below in conjunction with the drawings and specific embodiments printer of the present invention is done a step explanation.
Consulting Fig. 1, is the module map of the printer embodiment 1 among the present invention.Wherein, printer 100 comprises super material antenna 10 and communication ends 11, and super material antenna 10 is connected with communication ends 11.Super material antenna 10 needs the electromagnetic wave signal that the access printer equipment send and is converted into the signal of telecommunication to output to communication ends 11, and then is input to the control end of printer 100; When printer 100 will send information to access printer equipment,, launched after super material antenna 10 is converted to electromagnetic wave signal to super material antenna 10 output electrical signals by communication ends 11.Printer 100 is received and sent messages by wireless mode can avoid using netting twine, and this advantage adds at new equipment prints more outstanding that network shows constantly.
Consulting Fig. 2, is the module map of printer embodiment 1 application scenarios of the present invention, and printer 100 can connect with the equipment of need access printer by super material antenna 10, carries out exchanges data.When the desktop computer 200 shown in Fig. 2, portable computer 300, mobile phone 400 and other-end need to be printed, connect with the super material antenna 10 of printer 100, print command and type information are outputed to printer 100, and printer 100 prints corresponding contents according to print command.
Antenna is based on the artificial electromagnetic material Technology design and forms in the printer of the present invention, artificial electromagnetic material refers to sheet metal is engraved into the topological metal structure of given shape, and the topological metal structure of described given shape is arranged on certain dielectric constant and the magnetic permeability base material and the equivalent extraordinary electromagnetic material of processing and manufacturing, its performance parameter depends primarily on the topological metal structure of the given shape of its sub-wavelength.In resonance band, artificial electromagnetic material embodies the dispersion characteristics of height usually, in other words, the impedance of antenna, holds perception, equivalent dielectric constant and magnetic permeability along with violent variation can occur frequency.Thereby can adopt the artificial electromagnetic material technology that the fundamental characteristics of above-mentioned antenna is transformed, so that the medium substrate that metal structure depends on it forms a highly dispersed extraordinary electromagnetic material equivalently, thereby realize the new antenna that radiation characteristic is abundant.
Below introduce in detail and use several execution modes in the printer:
The first execution mode
See also Fig. 3 and Fig. 4, super material antenna 10 comprises medium substrate 1, metal structure 2, feeder line 3 and reference ground 41,42, described medium substrate 1 is rectangular tabular, and it can be made by materials such as high molecular polymer, pottery, ferroelectric material, ferrite material or ferromagnetic materials.In the present embodiment, the material of described medium substrate 1 adopts glass material (FR4) to make, thereby not only cost is low, and can guarantee to keep in different operating frequencies good antenna operating characteristic.
Described metal structure 2, feeder line 3 and reference ground 41,42 place respectively on the two relative surfaces of described medium substrate 1, described metal structure 2, feeder line 3 and reference ground 41,42 form super material antenna with described medium substrate 1, the performance of described super material antenna depends on described metal structure 2, in resonance band, super material embodies the dispersion characteristics of height usually, it is its impedance, hold perception, the dielectric constant of equivalence and magnetic permeability are along with violent variation can occur frequency, thereby by changing the fundamental characteristics of described metal structure 2 and medium substrate 1, just so that described metal structure 2 forms one according to the highly dispersed extraordinary electromagnetic material of Lorentz material resonances model equivalently with medium substrate 1.
See also Fig. 5, the working frequency range of the super material antenna in the present embodiment is 2.4GHZ～2.49GHZ and 5.72GHZ～5.85GHZ, and the gain of above-mentioned this two frequency range can reach 3.58dBi and 3.14dBi respectively.Be understandable that, it is 2.4GHZ～2.49GHZ frequency range, i.e. single-band antenna that 10 response frequencies of super material antenna can be set.
Described feeder line 3 is arranged on a side of described metal structure 2, and extends along the length direction of described metal structure 2, and itself and described metal structure 2 intercouple, and wherein, the bending of an end of described feeder line 3 extends to described metal structure 2 ends one side.In addition, embed as required the capacitive electronic component in the space between described feeder line 3 and metal structure 2, regulate signal coupling between feeder line 3 and the metal structure 2 by embedding the capacitive electronic component, by formula:
Square being inversely proportional to of the size of capacitance and operating frequency as can be known, so when the operating frequency that needs during for low operating frequency, can be by suitable embedding capacitive electronic component realization.The capacitance scope of the capacitive electronic component that adds is usually between 0-2pF, but the capacitance that embeds along with the variation of operating frequency of antenna also may exceed the scope of 0-2pF.
A described side that is positioned at described feeder line 3 with reference to ground makes an end of the described metal structure of being positioned at of described feeder line 32 ends form microstrip line 31.In the present embodiment, described with reference to ground comprise first with reference to unit 41, ground and second with reference to unit 42, ground, described first lays respectively at relative two surfaces of described medium substrate 1 with reference to unit 41, ground and second with reference to unit 42, ground.Unit 41, described the first reference ground is provided with the first metal covering unit 411 and the second metal covering unit 412 of mutual electrical connection.Unit 42, described the second reference ground is positioned at the same side of described medium substrate 1 with described feeder line 3, and is provided with the 3rd metal covering unit 421 and the 4th metal covering unit 422.
Described the first metal covering unit 411 is relative with described feeder line 3 positions, makes an end of the described metal structure of being positioned at of described feeder line 32 ends form described microstrip line 31, namely described with reference to ground for virtually.Described the second metal covering unit 412 is relative with 421 positions, described the 3rd metal covering unit.Described the 3rd metal covering unit 421 is positioned at an end of described metal structure 2, and it is tabular that described the 3rd metal covering unit 421 is long side, and identical with the bearing of trend of described feeder line 3.Described medium substrate 1 is positioned at described the second metal covering unit 412 and 421 places, described the 3rd metal covering unit offer some plated-through holes 5, and described the second metal covering unit 412 is electrically connected by described plated-through hole 5 with described the 3rd metal covering unit 421.
Described the 4th metal covering unit 422 is positioned at a side of described feeder line 3 one ends, and is positioned on the bearing of trend of described feeder line 3.Described medium substrate 1 is positioned at described the first metal covering unit 411 and 422 places, described the 4th metal covering unit offer some plated-through holes 5, and described the first metal covering unit 411 is electrically connected by described plated-through hole 5 with described the 4th metal covering unit 422.End by the first metal covering unit 411 and described feeder line 3 forms described microstrip line 31, thereby can reduce external signal the signal that transmits at described feeder line 3 is disturbed, and improves antenna gain, realizes preferably impedance matching, saves material, and cost is low.Pass through cleverly position setting between 411 to the 4th metal covering unit 422, described the first metal covering unit, thereby take less space with making described reference, just realize larger area.In addition, by described plated-through hole 5 is set, thereby can further improve described area with reference to ground.
In sum, topological form and the layout described microstrip line 31 of super material antenna of the present invention by critically controlling metal structure 2, the effective dielectric constant and the magnetic permeability that needing to obtain distribute, and make antenna can realize preferably impedance matching in working frequency range, finish expeditiously power conversion, and obtain desirable radiation pattern, it is little that it takies volume, low to environmental requirement, gains high, applied range, the built-in aerial of applicable printer.
The second execution mode
As shown in Figure 6, be the structural representation of the super material antenna 10 of the embodiment of the invention.Super material antenna 10 in the present embodiment comprises medium substrate 7 and is arranged on the distributing point 5 on the medium substrate 7, the feeder line 4 that is connected with this distributing point 5, the metal structure 6 of plane tabular.Wherein, feeder line 4 intercouples with metal structure 6; Metal structure 6 is that sheet metal forms through engraving out groove topological structure 61, remove the material of groove topological structure 61 correspondences when engraving, remaining sheet metal is metal structure 6, after engraving out groove topological structure 61, presents the metal routing 62 that is included in the metal structure 6 on the sheet metal; The spacing of adjacent slot is the width of metal routing 62 in the groove topological structure 61, and the groove width of groove topological structure 61 equates with the width of metal routing 62, and is 0.15mm; Medium substrate 7 can be made by ceramic material, macromolecular material, ferroelectric material, ferrite material or ferromagnetic material, preferably, made by macromolecular material, and can be the macromolecular materials such as FR-4, F4B particularly.
In the present embodiment, metal structure 6 is axisymmetric plane tabular.Wherein metal structure 6 is made for copper or ag material.Be preferably copper, cheap, conduct electricity very well.In order to realize better impedance matching, metal structure 6 also can be copper and silver combination.
See also Fig. 7, be the third embodiment of the invention front view, the 3rd execution mode and the difference of the second execution mode are also to comprise ground unit 8, are provided with some metallized through holes 81 on the ground unit 8; Ground unit 8 described distributing point 5 both sides that distribute symmetrically, the selection of medium substrate 7 is identical with embodiment 1.Figure 8 shows that the enlarged drawing of the metal structure of the second execution mode and the 3rd execution mode.That signal feed-in mode can have multiple between feeder line 4 and the metal structure 6 with being appreciated that.Described feeder line 4 directly links to each other with described metal structure 6; And described feeder line 4 and the connecting point position that links to each other of metal structure 6 can be positioned at the optional position on the metal structure 6.The end that feeder line 4 adopts the encirclement mode to be arranged at described metal structure 6 peripheries and feeder line 4 is arranged at metal structure 6 peripheral optional positions.
This super material antenna utilizes the characteristic of artificial electromagnetic material, the mode of metal structure is engraved in employing at sheet metal, form an effective dielectric constant according to the electromagnetic material of Lorentz lorentz's material resonances model dispersion so that metal structure and the medium substrate that depends on metal structure are common, thereby design the shake antenna of frequency range of multi resonant.Antenna shown in the second execution mode and the 3rd execution mode makes 2.4GHz-2.49GHz and two frequency range electromagnetic waves of 5.72GHz-5.85GHz resonance, the length of metal structure 6 and widely can do any adjustment according to the communication apparatus organization distribution, but metal structure 6 planforms keep with second and third execution mode in consistent getting final product, should can for the communication apparatus of single-frequency 2.4GHz-2.49GHz or 5.72GHz-5.85GHz frequency range, also can be used for the communication apparatus of double frequency 2.4GHz-2.49GHz and 5.72GHz-5.85GHz frequency range by super material antenna.
Be illustrated in figure 9 as the S parameters simulation figure of third embodiment of the invention, the antenna that the figure shows the 3rd execution mode has respectively at 2.4GHz and 5.8018GHz-15.426dB and-loss of 19.184dB, in 2.4GHz-2.49GHz of the presently claimed invention and 5.72GHz-5.85GHz frequency band, all have-loss below the 10dB, show that antenna of the present invention can work separately in 2.4GHz-2.49GHz or 5.72GHz-5.85GHz frequency band, also can in 2.4GHz-2.49GHz and 5.72GHz-5.85GHz frequency band, work simultaneously, and satisfy in the printer requirement to super material antenna 10.
Figure 10, Figure 11, Figure 12 and Figure 13 show respectively that the super material antenna 10 of third embodiment of the invention operates in 2.4,2.44, when 2.48GHz and 5.725,5.8,5.85GHz respectively at vertical plane (E-Plane) and horizontal plane (H-Plane) direction far field simulation result figure, the polarization effect that can observe super material antenna of the present invention in this result is not second to existing antenna and meet application standard.
Among the present invention, about the processing and manufacturing of super material antenna 10, as long as satisfy design principle of the present invention, can adopt various manufactures.Prevailing method is to use the manufacture method of all kinds of printed circuit board (PCB)s (PCB), as the PCB that covers copper makes and all can satisfy processing request of the present invention.Except this processing mode, can also introduce according to the actual needs other manufacturing process, but such as the flexible PCB processing of conductive silver paste printing ink processing mode, all kinds of deformation devices, the processing mode of iron plate antenna and the processing mode of iron plate and PCB combination.Wherein, iron plate and PCB combination processing mode refers to utilize the accurate processing of PCB to finish the processing of groove topological structure, finishes other slave part with iron plate.Owing to adopting cheaply that copper product forms described metal structure 6, thus easily oxidized and super material antenna 10 resonance frequency shifts or performance are sharply descended in the exposure air, so be provided with nonmetallic anti-oxidation film on the super material antenna surface.Because main performance of the present invention all concentrates on the design of metal structure 6 groove topological structures 61, therefore, the lead-in wire of feeder line 4 affects less to the radiation frequency of super material antenna 10.
The above is described embodiments of the invention by reference to the accompanying drawings; but the present invention is not limited to above-mentioned embodiment; above-mentioned embodiment only is schematic; rather than restrictive; those of ordinary skill in the art is under enlightenment of the present invention; not breaking away from the scope situation that aim of the present invention and claim protect, also can make a lot of forms, these all belong within the protection of the present invention.
Claims (10)
1. a printer, comprise communication ends, it is characterized in that, also comprise and one surpass the material antenna, described super material antenna links to each other with described communication ends, and described super material antenna comprises a medium substrate and a distributing point that is arranged at described medium substrate one surface, the feeder line that is connected with described distributing point and a metal structure; Described feeder line and described metal structure intercouple.
2. printer according to claim 1 is characterized in that, described metal structure is that sheet metal forms through engraving out the groove topological structure.
3. printer according to claim 1 is characterized in that, described super material antenna also comprises ground unit, the described ground unit described distributing point both sides that distribute symmetrically; Be provided with several metallized through holes on the described ground unit.
4. printer according to claim 1, it is characterized in that, described super material antenna also comprises one with reference to ground, described with reference to ground comprise be positioned at described medium substrate relative two lip-deep first with reference to unit, ground and second with reference to the unit, ground, described first makes an end of described feeder line form microstrip line with reference to the unit, ground.
5. printer according to claim 4 is characterized in that, described the first reference unit, ground and second is electrically connected mutually with reference to the unit, ground.
6. printer according to claim 5 is characterized in that, described medium substrate is provided with some plated-through holes, and unit, described the first reference ground is realized being electrically connected by described plated-through hole with reference to the unit, ground with described second.
7. according to claim 4 or 5 or 6 described printers, it is characterized in that, unit, described the first reference ground is provided with the first metal covering unit and the second metal covering unit of mutual electrical connection, described the first metal covering unit is relative with an end position of described feeder line, makes an end of described feeder line form described microstrip line; Unit, described the second reference ground is provided with the 3rd metal covering unit, and described the 3rd metal covering unit is relative with described the second metal covering cell position.
8. printer according to claim 7, it is characterized in that, described medium substrate is positioned at described the second metal covering unit and place, described the 3rd metal covering unit offers some plated-through holes, and described the second metal covering unit is electrically connected by described plated-through hole with described the 3rd metal covering unit.
9. printer according to claim 7, it is characterized in that, unit, described the second reference ground also comprises the 4th metal covering unit, described the 4th metal covering unit is positioned at a side of described feeder line one end, and be positioned on the bearing of trend of described feeder line, described the first metal covering unit is electrically connected by described plated-through hole with described the 4th metal covering unit.
10. each described printer is characterized in that according to claim 1-9, and the resonance band of described super material antenna comprises 2.4GHz-2.49GHz and 5.72GHz-5.85GHz at least.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110293639.XA CN103036048B (en) | 2011-09-30 | Printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110293639.XA CN103036048B (en) | 2011-09-30 | Printer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103036048A true CN103036048A (en) | 2013-04-10 |
| CN103036048B CN103036048B (en) | 2016-12-14 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101667680A (en) * | 2009-08-31 | 2010-03-10 | 深圳市启汉科技有限公司 | Monopole radio frequency antenna |
| WO2010027751A1 (en) * | 2008-09-05 | 2010-03-11 | Rayspan Corporation | Frequency-tunable metamaterial antenna apparatus |
| CN101895010A (en) * | 2010-06-13 | 2010-11-24 | 南京邮电大学 | Coplanar waveguide feed wideband printed monopole antenna |
| CN202275951U (en) * | 2011-09-30 | 2012-06-13 | 深圳光启高等理工研究院 | Printer |
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010027751A1 (en) * | 2008-09-05 | 2010-03-11 | Rayspan Corporation | Frequency-tunable metamaterial antenna apparatus |
| CN101667680A (en) * | 2009-08-31 | 2010-03-10 | 深圳市启汉科技有限公司 | Monopole radio frequency antenna |
| CN101895010A (en) * | 2010-06-13 | 2010-11-24 | 南京邮电大学 | Coplanar waveguide feed wideband printed monopole antenna |
| CN202275951U (en) * | 2011-09-30 | 2012-06-13 | 深圳光启高等理工研究院 | Printer |
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