CN1588500A - Electronic display device composed of address display unit - Google Patents
Electronic display device composed of address display unit Download PDFInfo
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- CN1588500A CN1588500A CN 200410058507 CN200410058507A CN1588500A CN 1588500 A CN1588500 A CN 1588500A CN 200410058507 CN200410058507 CN 200410058507 CN 200410058507 A CN200410058507 A CN 200410058507A CN 1588500 A CN1588500 A CN 1588500A
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Abstract
The invention relates to an electron displaying device made up of displaying unit with address. It includes displaying unit and control platform. Each displaying unit has a single address and communication receiving port, which is used to receive instruction and display dot array state. The control platform is connected superior device for receiving control instruction, and connects with displaying unit reversely. The displaying units may be in the same plane or different plane. Its communication method is made up of electric signal through independent signal wire, high frequency signal superposed on the power wire, invisible signal made up of infrared or ultraviolet, electromagnetic wave signal, instruction is made up of address code and control symbol. The device is convenient to be applied to object surface and internally.
Description
Technical field
The present invention relates to a kind of electronic display unit, refer in particular to a kind of electronic display unit that drives, constitutes by the display unit of band address with communication/broadcast mode.
Background technology
Traditional electronic display unit can be divided into two classes: a class is a scan mode, direction by electromagnetic field control electronics or other particles beams, make its certain point that hits the particular screen curtain successively, thereby make this point luminous, and regulate luminous intensity etc. by the particle density of regulating electronics/particle beams.Another kind of is pilot wire system, and some address wires by row and column or find certain point of specific screens successively by control line are regulated the luminous of this point by changing this electric field intensity etc.With the electronic display unit that first method is made, institute takes up space very big; And the electronic display unit of making of second method is except that power supply and ground wire, and each display dot needs the address wire more than two at least, i.e. row address line and column address conductor, or control line is realized the differentiation to it.The electronic display unit that adopts above-mentioned two kinds of methods to make, in interactively use, can not utilize original definite display dot mode to distinguish the position of action point of user on screen, this defective is more outstanding when application point more than two is arranged especially at the same time.The display screen of the electronic display unit of being made by above-mentioned two kinds of methods is generally regular planar or directrix plane in addition, can not use in special application.
Summary of the invention
The purpose of this invention is to provide a kind of electronic display unit that constitutes by the display unit of band address,
Utilize this device, can be in certain spatial dimension, as arbitrary irregularity in external or inside surface or the depth scope, display text, picture, image or produce other visual effects;
Utilize this device, can reduce control line does not even need control line;
Utilize this device, can differentiate the position that the user acts on the one or more application points on this display device simultaneously.
The technical solution used in the present invention is: a kind of electronic display unit that is made of the display unit of band address, this electronic display unit is made of display part and control desk.
The display part includes the display unit that shows dot matrix by several and is formed, each display unit has an independent address and an independent communications reception port, be provided with receiving circuit and demodulator circuit+decoding circuit in this communications reception port, be used to receive instruction and make the demonstration dot matrix of display unit be in corresponding show state.
The address of display unit is written into when it is assembled into display device or is used to change bad display unit.Display unit is made into one or more standardized elements, and the kind of the display unit that each display device uses and quantity are determined according to concrete the application.
Some display unit has pick-up unit and emission port, be provided with coding circuit+modulation circuit and radiating circuit in this emission port, after detecting the signal that the user sends, send the signal that has the display unit address to supervisory control desk, correspondingly, when display unit had pick-up unit and emission port, supervisory control desk also had receiving port, form by receiving circuit and demodulator circuit+decoding circuit, be used to receive detection signal from display unit.
Control desk and higher level equipment join, be used to receive steering order, have central controller and communications transmit port simultaneously, central controller is used to understand the instruction from higher level equipment, and translate into the band address control command, with the communication port of mode by forming of broadcasting, to the display unit issuing command by coding circuit+modulation and radiating circuit.
When the display unit of display device is a lot, display device adopts a plurality of or multilayer control desk, supervisory control desk and higher level equipment join, and join with dividing control desk by wired or wireless mode, divide the instruction of control desk deciphering from higher level equipment, and adopt a plurality of control desks or the bottom divide under the situation of control desk mode with broadcasting by communication port to the display unit issuing command, perhaps under the situation that adopts the multilayer control desk, join by wired or wireless mode and next fraction control desk more.Also can adopt the control mode of mixing, promptly supervisory control desk or on some the fraction control desk both joined with following fraction control desk, also control some display unit.
According to the object that display unit covers, display unit and control desk are wired or radio communication, determine that display unit separates with control desk or put together even one.
Control desk is respectively by the electric signal of independent signal line transmission, the high-frequency signal that superposes on power lead, by infrared or ultraviolet non-visible light signal, the electromagnetic wave signal that constitutes to the mode of display unit issue steering order.
Instruction is made up of address code+instruction character, and address code shows it is instruction to which display unit, and instruction character shows which show state the demonstration dot matrix that should make this display unit is in, and wherein instruction character comprises constant, complete bright and go out entirely at least.
Bad when the residing signal environment of display device, can adopt wired mode issuing command, also can in instruction, add check bit, promptly instruct and form by address code+instruction character+check bit.
Display unit is according to the concrete several standardized elements of decision employing of using, and the quantity of definite various standardized elements, connect as required, distribute to address of each display unit, according to the position of display unit, position, address and the type of record respective display unit in control desk or higher level equipment.
Display unit is placed on same plane or Different Plane, in the inside/outside surface or a certain three dimensions of a certain curved surface or jobbie.The kind of display unit is mainly by showing that dot matrix determines, shows that dot matrix is made up of the element of a series of luminous, leaded lights or printing opacity.
During work, higher level equipment is according to the concrete shape of display device, i.e. the figure that shows of the quantity of display unit, type, distribution shape etc. and needing, determine to show on each display unit the show state that should locate of dot matrix, and these data are sent to supervisory control desk.After supervisory control desk receives above-mentioned data,
If what connect is the branch control desk, then divide control desk to send data to each, data comprise the show state that should locate of this minute control desk control or all display units by next fraction control desk control;
If directly control display unit, then above-mentioned data compilation is become steering order, promptly to directly actuated each display unit issue;
If what adopt is hybrid mode, be that supervisory control desk had both connected the branch control desk, directly control some display units again, data are separated, directly actuated each display unit is sent to directly actuated all display units of supervisory control desk in the mode of broadcasting, to a minute control desk, then divide control desk to send data to each, data comprise the show state that should locate of control of this part control desk or all display units by next fraction control desk control.
Some kind display unit has pick-up unit and emission port, this emission port is provided with coding circuit+modulation circuit and radiating circuit, detection is in outside this display unit light emitting region and at the light or the electromagnetic wave that are used to control outside the range of signal of this display unit, wherein said light comprises that infrared ray or ultraviolet are non-visible light, electromagnetic wave adopts the x ray of high directivity, display unit sends signal after receiving above-mentioned light or electromagnetic wave, and comprises the address of this display unit in signal.
Transmit to display device as a plurality of users, when perhaps disturbing greatly, the user is not simple emission single frequency signal, but the digital signal of the identification code of repeat its transmission representative oneself.
When producing depth effect, for avoiding blocking mutually, embodiment adopts following several scheme in display unit is placed on a certain spatial dimension:
(1) use superfine or transparent power lead, this power lead is used for fixing display unit simultaneously, and command signal is by wireless or be added on the power lead with high frequency;
(2) adopt transparent medium, as glass, transparent organic, fixedly display unit, power supply adopts: nesa coating, or battery, perhaps adopt the photoelectric cell power supply, or use the electromagnetic wave irradiation display unit, display unit produces alternating voltage by coil, after the rectification as power supply.
The invention has the beneficial effects as follows:
1, provides a kind of method of utilizing cheap undersized display screen to make giant-screen.
2, this electronic display unit can be covered arbitrary body surface, particularly irregular and irregular surface, as covering inside surface, spherome surface, other irregularly shaped objects of cube or cylindrical each face, covering something (as the room) simultaneously, as vehicle, the surface, or be placed in the space of certain depth, as the inside in certain tunnel, therefore can make the display device of special shape according to actual needs.Particularly when display unit is placed in the space of certain depth, owing to do not need control line, can reduce display unit blocking to each other, make the 3 d display device of depth effect.
3, can virtual environment or change be capped beyond the region of objective existence and see, for example can cover on indoor ceiling and the wall show events landscape and sky pattern; Also can cover the pillar appearance of hotel hall, the fishing cylinder pattern of show events; Can also cover vehicle, tank, aircraft, steamer outside surface, make it look like other object.
4, the luminous direction of control can be seen different pattern by spectators' eyes, thereby produces stereoscopic sensation; The placement of multiple layers display unit also can produce depth feelings in certain spatial dimension, therefore can be used to prepare stereoscopic display device.
5, the inductor in the time of can utilizing display unit to make interactive application, can detect the position of user's effect, thereby can prepare interactive display device, as can the induced emission non-visible light or the shooting screen of electromagnetic electron gun firing point, can the induced emission non-visible light or the recreation screen of game device position such as electromagnetic daggers and swords, with the giant-screen of non-visible light or electromagnetic wave control.
6, when display device has breakage, can directly change the display unit of damage, be convenient to safeguard and maintenance.
7, the display unit standardization helps reducing cost.
Description of drawings
Fig. 1 is display device structure block diagram among the present invention.
Fig. 2 is display cell structure block diagram among the present invention.
Fig. 3 is supervisory control desk structured flowchart among the present invention.
Fig. 4 covers a kind of embodiment on the human body arbitrary face for display unit among the present invention.
Fig. 5 covers another kind of embodiment on the cylinder arbitrary face for display unit among the present invention.
Fig. 6 constitutes the demonstration dot matrix for a kind of embodiment among the present invention by the monochrome or the color LCD screen of fritter.
The plane that Fig. 7 is made up of colour or single color LED or bulb for a kind of embodiment among the present invention or the small screen of curved surface constitute the demonstration dot matrix.
Fig. 8 is monochrome or the lampion of a kind of embodiment among the present invention by a series of sensing different directions, or the other end has the optical fiber of monochrome or color light source to constitute the demonstration dot matrix.
Fig. 9 constitutes the demonstration dot matrix for a kind of embodiment among the present invention by the lamp of arranging in a cube.
Figure 10 is a kind of embodiment of supervisory control desk/minute control desk/display unit emission port circuit of being made of coding and modulation transmitter among the present invention.
Figure 11 is a kind of embodiment of supervisory control desk/minute control desk/display unit receiving port circuit of being made of receiving demodulation and decoding circuit among the present invention.
Embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present invention is done to describe in further detail.
General structure
As Fig. 1, Fig. 2, shown in Figure 3, this electronic display unit is constituted (Fig. 1) by display part and control desk.
The display part includes the display unit that shows dot matrix by several and is formed, each display unit has an independent address and an independent communications reception port, form by receiving circuit and demodulator circuit+decoding circuit, be used to receive instruction and make the demonstration dot matrix of display unit be in corresponding show state (Fig. 2).
The address of display unit is written into when it is assembled into display device or is used to change bad display unit.Display unit is made into one or more standardized elements, and the kind of the display unit that each display device uses and quantity are determined according to concrete the application.
Some display unit has pick-up unit and emission port, form by coding circuit+modulation circuit and radiating circuit, after detecting the signal that the user sends, send the signal that has the display unit address to supervisory control desk, be " detection signal " to the signal that control desk sends to call display unit in the following text.Correspondingly, when display unit had pick-up unit and emission port, supervisory control desk also had receiving port, was made up of receiving circuit and demodulator circuit+decoding circuit, was used to receive the detection signal from display unit.Below deserve to be called a grade equipment/supervisory control desk/minute control desk and be " director data " or " command signal " to data or the signal that supervisory control desk/minute control desk/display unit sends.
Control desk and higher level equipment join, be used to receive steering order, have central controller and communications transmit port simultaneously, central controller is used to understand the instruction from higher level equipment, and translate into the control command of band address, the communication port that the mode of usefulness broadcasting is passed through to be made up of coding circuit+modulation and radiating circuit is to display unit issuing command (Fig. 3).
When the display unit of display device is a lot, display device adopts a plurality of or multilayer control desk, supervisory control desk and higher level equipment join, and by wired or wireless mode with divide control desk join (Fig. 1), divide the instruction of control desk deciphering from higher level equipment, and adopt a plurality of control desks or descend most under the situation of fraction control desk mode with broadcasting by communication port to the display unit issuing command, perhaps under the situation that adopts the multilayer control desk, join by wired or wireless mode and next fraction control desk more.Also can adopt the control mode of mixing, promptly supervisory control desk or on some the fraction control desk both joined with following fraction control desk, also control some display unit.A supervisory control desk or last fraction control desk join with two branch control desks or subordinate's control desk at least.Next fraction control desk is at least to the display unit issuing command more than two, each display unit have at least one and have only one next fraction control desk it is issued steering order.
According to the object that display unit covers, display unit and control desk are wired or radio communication, determine that display unit separates with control desk or put together even one.
Control desk is respectively by the electric signal of independent signal line transmission, the high-frequency signal that superposes on power lead, by infrared or ultraviolet non-visible light signal, the electromagnetic wave signal that constitutes to the mode of display unit issue steering order, these signals can be base band transmission, signal representative " 1 " is promptly arranged, no signal representative " 0 ", perhaps a kind of signal of frequency representative " 1 ", the signal representative " 0 " of another kind of frequency; Also can be modulation transmissions, as frequency modulation (PFM), phase modulation (PM), direct sequence spread spectrum modulation.
Instruction is made up of address code+instruction character, and address code shows it is instruction to which display unit, and instruction character shows which show state the demonstration dot matrix that should make this display unit is in, and wherein instruction character comprises constant, complete bright and go out entirely at least.Instruction character adopts two kinds of way codings among the embodiment:
(1) fixed length: each of instruction character all is used to represent show state, and show state represent in each combination of instruction character, and for example " 1111 " expression is bright entirely, and " 0000 " expression is gone out entirely, and " 1010 " are represented constant.At all display units all is with a kind of, when perhaps the show state number of all display units is identical or close, can adopt this kind method that instruction character is encoded;
(2) random length: instruction character has the n+m position, n is variable, m is constant, each all is used to represent show state the preceding n position of instruction character, the back m position of instruction character is identical, is used to represent the end of instruction character, as multiple display unit, or the show state number of display unit can adopt this kind method that instruction character is encoded when a lot.
When the residing signal environment of display device bad, the frequency that promptly is used to issue control signal has stronger other to come source signal, can adopt wired mode issuing command, also can in instruction, add check bit, promptly instruct and be made up of address code+instruction character+check bit, when display unit received command adapted thereto, whether the information of first checking position representative was consistent with the instruction that receives, unanimity is then carried out, otherwise ignores.Among the embodiment, the number of " 1 " of address code and control code is used for verification in the employing instruction, and the number when " 1 " is an odd number, and then check bit is " 1 ", otherwise is " 0 ".When bad or prediction may be bad when the residing signal environment of display device, same instruction was issued more than the secondary at least.
In an embodiment, above-mentioned coding also adds the synchronous code of front and the end mark of back, and promptly the form of steering order is: synchronous code+address code+instruction character+check bit+end mark.
Display unit
Display unit adopts several standardized elements according to concrete the application, and the quantity of definite various standardized elements, connect as required, distribute to address of each display unit, according to the position of display unit, the address and the type of record respective display unit in control desk or higher level equipment.
Display unit is placed on same plane or Different Plane, in the interior or outside surface or a certain three dimensions of a certain curved surface or jobbie.The display unit of present embodiment is distributed in respectively on the coat (Fig. 4) and cylinder (Fig. 5) of human body.Have only a kind of display unit among Fig. 4, Fig. 5 has two kinds of display units, and wherein the demonstration dot matrix of first kind of display unit 1 is circular, and the demonstration dot matrix of second kind of display unit 2 is a watt type.Can be made as other shape in addition.The kind of display unit is mainly by showing that dot matrix determines, shows that dot matrix is made up of the element of a series of luminous, leaded lights or printing opacity, and Fig. 6,7,8,9 has provided the demonstration dot matrix of the several types of embodiment employing,
Fig. 6 is the monochrome or the color LCD screen of fritter;
Fig. 7 is colour or single color LED or the plane of bulb composition or the small screen of curved surface;
Fig. 8 is the monochrome or the lampion of a series of sensing different directions, and these lamps are the optical fiber that the shot-light or the other end have monochrome or color light source, and the main effect of this luminous dot matrix is to produce stereoscopic sensation, and embodiment adopts two kinds of methods lamp of arranging:
(1) lamp of employing high directivity, these lamps are arranged by two directions, and two directions differ and are no more than 45 °,
(2) the relatively poor lamp of directivity, these lamps are distributed on circular conical surface or the sphere;
Fig. 9 is the lamp of arranging in a cube, the neat lamp that distributes on two planes that drawn among the figure, face 1 be preceding, face 2 after;
Under extreme case, when promptly having minimum to show dot matrix, the demonstration dot matrix is made up of a luminescence unit or three unit of sending out three coloured light;
Embodiment of the demonstration dot matrix of display unit is directed to different luminescence units by the light that sends from same light source by the optical fiber mode, is provided with the device or the switch that change phase place on each luminescence unit.
Workflow
During work, higher level equipment is according to the concrete shape of display device, i.e. the figure that shows of the quantity of display unit, type, distribution shape etc. and needing, determine to show on each display unit the show state that should locate of dot matrix, and these data are sent to supervisory control desk.After supervisory control desk receives above-mentioned data,
If what connect is the branch control desk, then divide control desk to send data to each, data comprise the show state that should locate of control of this part control desk or all display units by next fraction control desk control;
If directly control display unit, then above-mentioned data compilation is become steering order, i.e. instruction of issuing " this display unit address code+instruction character+check bit " to directly actuated each display unit, these instructions are by the form of serial, and the communication port of being made up of coding circuit+modulation and radiating circuit by supervisory control desk sends to directly actuated all display units of supervisory control desk in the mode of broadcasting successively;
If what adopt is hybrid mode, be that supervisory control desk had both connected the branch control desk, directly control some display units again, data are separated, instruction to directly actuated each display unit issue " this display unit address code+instruction character+check bit ", these instructions are by the form of serial, communication port by supervisory control desk sends to directly actuated all display units of supervisory control desk in the mode of broadcasting successively, to a minute control desk, then divide control desk to send data to each, data comprise the show state that should locate of control of this part control desk or all display units by next fraction control desk control.
In one embodiment, storing and once sending video data at higher level equipment, supervisory control desk branch alive control desk.When higher level equipment or supervisory control desk storage data, all display units maybe when dividing control desk to store data, the show state that should be in according to this instruction by all display units of its control; When sending new video data, the instruction character that contrasts the new video data representative of each display unit makes the show state that this display unit should locate and the state of storage, if consistent, embodiment has several treating methods:
(1) disturbs less or estimate to show that the possibility of makeing mistakes hour, does not send the steering order of this display unit, or sends the instruction character of show state " constant ";
When (2) disturbing possibility big or that the expectation demonstration makes mistakes big, the instruction character of this state is once represented in every continuous n identical transmission;
(3) in the time can not estimating to disturb or show the possibility of makeing mistakes, all send the instruction character of representing this state at every turn.
Disturbing big or estimating to disturb will be big the time, directly controlling the total of display unit or divide more than the steering order transmission secondary that control desk gives each display unit.
Correspondingly, each display unit is stored the instruction character that received last time, and the instruction character of new instruction character and storage is compared, and embodiment takes two kinds of strategies:
(1) each all according to new instruction character, become the show state that shows dot matrix consistent with instruction character; Consistent when the state of instruction character representative with standing state, be failure to actuate;
(2) control desk repeats to send more than n time (n 〉=2) for the steering order of each display unit, and display unit (during 2≤m≤n), changes show state with instruction character into represents state identical receiving that continuous m instruction character is identical.
Testing circuit
The emission port that some kind display unit has pick-up unit and is made up of coding circuit+modulation circuit and radiating circuit, detection is in outside this display unit light emitting region and simultaneously at the light or the electromagnetic wave that are used to control outside the range of signal of this display unit, wherein said light comprises that infrared ray or ultraviolet are non-visible light, electromagnetic wave adopts the x ray of high directivity, display unit sends signal after receiving above-mentioned light or electromagnetic wave, and comprises the address of this display unit in signal.Among the embodiment, non-visible light adopts the photodiode of band filter to detect, and the x ray adopts channeltron to detect.Each display unit has one or more monitors, and each detecting device has a detection line, and detect this line level of signal for high, otherwise be low,
When using a detecting device, detection line directly is connected with emission port, transmits to be address code;
When using a plurality of detecting device, embodiment is connected with emission port by following two kinds of modes:
(1) detection line of all detecting devices of each display unit directly is connected with emission port, transmit for: address code+detecting device 1 state+detecting device 2 states+detecting device 3 states+... among the embodiment, high level, i.e. " 1 ", representative detects signal, low level, i.e. " 0 ", representative does not detect signal;
(2) detection line of the detecting device of display unit directly is not connected with emission port, and adopt single-chip microcomputer regularly the detection line of all detecting devices to be scanned successively, the detection line level of finding which detecting device is for high, then write down this detecting device name, if each end of scan, the detection line level of all detecting devices is low, then single-chip microcomputer portion does not send signal, otherwise single-chip microcomputer sends instruction to emission port, emission port transmits, and signal format is: address+detecting device name 1+ detecting device name 2+ ... + end mark, wherein, detecting device name 1,2, for not detecting the detecting device name of signal, can add separator between the detecting device name.
(3) detecting device in the display unit is arranged by matrix-style, and each detecting device has a horizontal scanning line and column scan line respectively, by computing machine or logical circuit control, regularly by { row 1, row 1, row 2,, { row 2, row 1, row 2,, the detection line level of each detecting device is checked in sequential scanning, presses column format then and transmits, the detector location that detects signal is described: address+{ capable number 1, row 1}+{ capable number 2, row 2}+ ... + { row n, row n}+ end mark, wherein, wherein, { row i, row i} is not for being i line number and strong number that detects the detecting device of signal.
For avoiding control desk to interfere with each other to the detection signal of control desk emission to the command signal and the display unit of display unit emission, embodiment adopts two kinds of strategies:
(1) timesharing sends signal: promptly from start, nT is to the nT+t1 time slot, by the control desk emission instruction signal, nT+t 1 to nT+t 1+t2 time slot is launched detection signal by display unit, and T=t1+t2, n are zero or positive integer, t1 and t2 can be unequal, get t1 〉=t2 among the embodiment;
(2) control desk adopts different frequency with display unit to the detection signal of control desk emission to the command signal of display unit emission, even adopts different communication modes.
For avoiding display unit to interfere with each other between the detection signal of control desk emission, embodiment adopts three kinds of methods, in the time slot that regulation is transmitted by display unit, or at display unit transmission frequency emission detection signal:
(1) timesharing: each display unit is section emission detection signal at a fixed time;
(2) intercept: intercept no signal, wait behind the random time as listen to still no signal once more, then emission; Otherwise wait for, intercept again after waiting random time;
(3) control desk poll: control desk sends instruction, each display unit emission detection signal of wheel current control.
Transmit to display device as a plurality of users, when perhaps disturbing greatly, the user is not simple emission single frequency signal, but the digital signal of the identification code of repeat its transmission representative oneself.
The installation of display unit and power supply
When producing depth effect, be the influence of avoiding blocking mutually in display unit is placed on a certain spatial dimension, embodiment adopts following several scheme:
(1) use superfine or transparent power lead, this power lead is used for fixing display unit simultaneously, and command signal is by wireless or be added on the power lead with high frequency;
(2) adopt transparent medium, as glass, transparent organic, fixedly display unit, power supply adopts: nesa coating, or battery, perhaps adopt the photoelectric cell power supply, or use the electromagnetic wave irradiation display unit, display unit produces alternating voltage by coil, after the rectification as power supply.When adopting the electromagnetic wave power supply, one embodiment of the present of invention are to include a high frequency antenna and a LC series resonant circuit in display unit, the local frequency of this resonant circuit is f1, from the outside is the electromagnetic wave of f1 constantly to the display unit transmission frequency, thereby in the resonant circuit of display unit, produce resonance, the voltage of resonant circuit is carried out waveform transformation, sine wave is converted to square wave, then to its rectifying and wave-filtering, by Voltage Regulator Module voltage is further processed, comprise voltage stabilizing etc., output voltage is supplied with each circuit on the display unit the most at last.
Figure 10 is a kind of embodiment of supervisory control desk/minute control desk/display unit emission port circuit of being made of coding and modulation transmitter among the present invention.Figure 11 is a kind of embodiment of supervisory control desk/minute control desk/display unit receiving port circuit of being made of receiving demodulation and decoding circuit among the present invention.Figure 10 is as with integrated circuit NB5026 being the supervisory control desk of core or when dividing the emission port circuit of control desk, its four attitude address wire A1-A7 and data line D1-D4 are connected with the interface or the central processing unit of computing machine or higher level equipment respectively, are used for according to different address transmission datas; During as display unit emission port circuit, its four attitudes address wire A1-A7 links to each other with the addressed memory of display unit, and data line D1-D4 links to each other with the detection line of detecting device, perhaps links to each other with the single-chip microcomputer or the logical circuit of display unit.The address wire of integrated circuit NB5026 and data line all have 4 kinds of states, and its A0 pin is the 4th attitude terminal 4TH, and its coded signal is by output enable control end TE control, each coded sequence all by twice of continuous transmission to improve reliability.
Figure 11 is when with integrated circuit NB5027 being the display unit receiving port circuit of core, and its four attitude address wire A1-A7 and data line D1-D4 are connected with the addressed memory and the display control circuit of display unit respectively, are used to control the demonstration of display unit; During as supervisory control desk/minute control desk detection signal receiving circuit, its address wire A1-A7 and data line D1-D4 are connected with the interface or the central processing unit of computing machine or higher level equipment respectively.The address code of NB5027 is produced by seven address wires with four kinds of states, 16384 kinds of coded combinations can be arranged altogether, its 1 pin is the 4th attitude terminal 4TH, if use ternary coding, 7 address wires have 2187 kinds of coded systems, as have 128 kinds of codings with the two condition coded system, other has four continuous binary data output terminals, can be used for control; When the code stream sequence that receives has twice geocoding with display unit identical, and the data bit of at every turn receiving is when also identical, and data are output to data pins, and while VT terminal is exported a high level pulse.
Inductance can adopt antenna among Figure 10 and Figure 11, promptly sends signal by wireless mode, also can control desk and display unit be connected together with signal wire, and the inductance of Figure 10 and Figure 11 is enclosed within on the signal wire, sends signal by wired mode.
Claims (9)
1, a kind of electronic display unit that constitutes by the display unit of band address, it is characterized in that: constituted by display part and control desk, described display part includes the display unit that shows dot matrix by several and is formed, each display unit has an independent address and an independent communications reception port, is used to receive instruction and makes the demonstration dot matrix of display unit be in corresponding show state; Described control desk and higher level equipment join, and are used to receive steering order, and link to each other with display unit, are used for to the display unit issuing command.
2, the electronic display unit that is made of the display unit of band address according to claim 1, it is characterized in that: the display unit of described display part is located at same plane or Different Plane or is located in the outside surface or inside surface or a certain three dimensions of a certain curved surface or jobbie.
3, according to the described electronic display unit that constitutes of display unit by the band address of claim 1, it is characterized in that: the mode that described display unit receives console instruction is respectively by the electric signal of independent signal line transmission, the high-frequency signal that superposes on power lead, by infrared or ultraviolet non-visible light signal, the electromagnetic wave signal that constitutes.
4, the electronic display unit that constitutes by the display unit of band address according to claim 1, it is characterized in that: described instruction is made up of address code+instruction character, address code shows it is instruction to which display unit, instruction character shows which show state the demonstration dot matrix that should make this display unit is in, and wherein instruction character comprises constant, complete bright and go out entirely at least.
5, the electronic display unit that constitutes by the display unit of band address according to claim 1, it is characterized in that: the demonstration dot matrix of described display unit is made up of the unit of a series of luminous, leaded lights or printing opacity, under extreme case, the demonstration dot matrix is made up of a luminescence unit or three unit of sending out three coloured light; The demonstration dot matrix of general display unit adopts cheap display screen, comprising little LCDs or small luminous tube dot matrix; The demonstration dot matrix of special display unit is made up of a series of luminescence units, and these luminescence units are on the Different Plane respectively or are on a certain curved surface, and are perhaps luminous to different directions.
6, the electronic display unit that constitutes by the display unit of band address according to claim 1, it is characterized in that: the demonstration dot matrix of described display unit is to be directed to different luminescence units by the light that sends from same light source by the optical fiber mode, is provided with the device or the switch that change phase place on each luminescence unit.
7, the electronic display unit that constitutes by the display unit of band address according to claim 1, it is characterized in that: described display unit has pick-up unit, detection is in outside this display unit light emitting region and at the light or the electromagnetic wave that are used to control outside the range of signal of this display unit, wherein said light comprises infrared ray or ultraviolet, and can after receiving above-mentioned light or electromagnetic wave, send signal, and in signal, comprise the address of this display unit; Transmit to display device as a plurality of users, when perhaps disturbing greatly, the user does not adopt the method for simple emission single frequency signal, but repeat its transmission is represented the digital signal of own identification code.
8, the electronic display unit that is made of the display unit of band address according to claim 1, it is characterized in that: described display unit is made one or more standard modules respectively.
9, the electronic display unit that constitutes by the display unit of band address according to claim 1, it is characterized in that: when the display unit of display part is a lot, the display part is adopted a plurality of respectively or multilayer is divided control desk, the instruction that divides control desk to receive supervisory control desk or go up the fraction control desk by wired or wireless mode, and to display unit or following fraction control desk issuing command.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100585079A CN1305014C (en) | 2004-08-16 | 2004-08-16 | Electronic display device composed of address display unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100585079A CN1305014C (en) | 2004-08-16 | 2004-08-16 | Electronic display device composed of address display unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1588500A true CN1588500A (en) | 2005-03-02 |
| CN1305014C CN1305014C (en) | 2007-03-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100585079A Expired - Fee Related CN1305014C (en) | 2004-08-16 | 2004-08-16 | Electronic display device composed of address display unit |
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| Country | Link |
|---|---|
| CN (1) | CN1305014C (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100412918C (en) * | 2006-01-18 | 2008-08-20 | 韦韧丝 | Address code controlled LED display system and its control method |
| WO2009109131A1 (en) * | 2008-03-03 | 2009-09-11 | Chen Shuwen | Three dimensional display system and its display control method |
| CN101819735A (en) * | 2010-04-16 | 2010-09-01 | 华南师范大学 | Display system for large-area graphs and images |
| CN101490735B (en) * | 2006-05-18 | 2012-08-29 | Eth苏黎世公司 | Display device |
| CN104332129A (en) * | 2014-10-28 | 2015-02-04 | 广州视源电子科技股份有限公司 | Spliced unit data returning method, spliced unit and spliced displayer |
| CN104464265A (en) * | 2014-12-31 | 2015-03-25 | 广东威创视讯科技股份有限公司 | Remote control method and system for splicing display screen |
| CN104795024A (en) * | 2015-04-17 | 2015-07-22 | 广州格靓光电科技有限公司 | Dynamic lattice control method and device |
| US10741107B2 (en) | 2013-12-31 | 2020-08-11 | Ultravision Technologies, Llc | Modular display panel |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2183936Y (en) * | 1993-07-12 | 1994-11-30 | 雷明凯 | Electronic display screen for automobiles |
| US6788981B2 (en) * | 2001-02-07 | 2004-09-07 | Movaz Networks, Inc. | Multiplexed analog control system for electrostatic actuator array |
-
2004
- 2004-08-16 CN CNB2004100585079A patent/CN1305014C/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100412918C (en) * | 2006-01-18 | 2008-08-20 | 韦韧丝 | Address code controlled LED display system and its control method |
| CN101490735B (en) * | 2006-05-18 | 2012-08-29 | Eth苏黎世公司 | Display device |
| WO2009109131A1 (en) * | 2008-03-03 | 2009-09-11 | Chen Shuwen | Three dimensional display system and its display control method |
| CN101819735A (en) * | 2010-04-16 | 2010-09-01 | 华南师范大学 | Display system for large-area graphs and images |
| US10741107B2 (en) | 2013-12-31 | 2020-08-11 | Ultravision Technologies, Llc | Modular display panel |
| CN104332129A (en) * | 2014-10-28 | 2015-02-04 | 广州视源电子科技股份有限公司 | Spliced unit data returning method, spliced unit and spliced displayer |
| CN104464265A (en) * | 2014-12-31 | 2015-03-25 | 广东威创视讯科技股份有限公司 | Remote control method and system for splicing display screen |
| CN104795024A (en) * | 2015-04-17 | 2015-07-22 | 广州格靓光电科技有限公司 | Dynamic lattice control method and device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1305014C (en) | 2007-03-14 |
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