CN106559630B - Projection arrangement and data access control module - Google Patents
Projection arrangement and data access control module Download PDFInfo
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- CN106559630B CN106559630B CN201510639653.9A CN201510639653A CN106559630B CN 106559630 B CN106559630 B CN 106559630B CN 201510639653 A CN201510639653 A CN 201510639653A CN 106559630 B CN106559630 B CN 106559630B
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- foot position
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Abstract
A kind of projection arrangement, including light valve, projecting cell and with the data access control module of processing unit, storage unit and matching unit.Processing unit controls light valve and has processing foot hyte, the first control foot position and the second control foot position.There is storage unit the first storage foot position, storage foot hyte and third to control foot position, storage foot hyte connection processing foot hyte.Matching unit is connected between processing unit and storage unit.First control foot position and the second control foot position are matched to and are connected to third control foot position by the first matching part of matching unit, and the first control foot position or the second control foot position are connected to the first storage foot position by the second matching part of matching unit.A kind of data access control module is separately provided.By matching unit, the data-handling capacity of projection arrangement and its data access control module can be promoted.
Description
Technical field
The present invention relates to a kind of projection arrangement more particularly to a kind of projection arrangements comprising data access control module.
Background technique
The development of projector has been widely used in the image output of various meeting occasions at present or family's theater group is worked as
In, for the various demands in response to user, data volume to be processed needed for projector is more and more huger, such as multi-lingual function
Can or make start-up picture by oneself etc., it is therefore desirable to corresponding hardware device is come the wider demand of the person of being used cooperatively.It is general next
It says, in order to increase storable data volume, the capacity for increasing memory is relatively straightforward way.However, in the same of memory upgrade
When, it is also required to accordingly upgrade in specification and can carry out information with the memory of larger capacity for handling the processor of data
On communication, be thus bound to pay more hardware costs, thus how do not change existing processor architecture it
Under, and projector is made to there is better data-handling capacity to become to be worth the project inquired into.
Background technique paragraph is used only to help to understand author content of the present invention, therefore disclosed by the background technique paragraph
Content may include some prior arts without constituting road known to those skilled in the art.Disclosed by background technique paragraph
Content, does not represent the content or the present invention creates one or more embodiments problem to be solved, does not represent in this hair yet
It has been readily known to those persons skilled in the art or has recognized before bright creation application.
Summary of the invention
The present invention provides a kind of projection arrangement, can be used to solve the problem above-mentioned, and is promoted at the data of projection arrangement
Reason ability.
The present invention also provides a kind of data access control modules, and it is suitable for above-mentioned projection arrangements to solve the prior art
The problem of, and promote the data-handling capacity of data access control module.
Other objects and advantages of the present invention can from disclosed herein technical characteristic in be further understood.
It is to propose a kind of projection arrangement up to one of above-mentioned or part or all of purpose or other purposes, the present invention, wraps
Include light source, light valve, projecting cell and data access control module.Light source is to emit illuminating bundle.Light valve is to receive light
The illuminating bundle that source is emitted, and illuminating bundle is converted into image strip.Projecting cell is to receive the shadow from light valve
As light beam is to be projected.Data access control module is electrically connected light valve, and single including processing unit, storage unit and matching
Member.Processing unit has processing foot hyte, the first control foot position and the second control foot position to control light valve.Storage is single
There is member the first storage foot position, storage foot hyte and third to control foot position, and storage foot hyte is electrically connected to processing foot hyte.?
It is electrically connected between processing unit and storage unit with unit, and there is the first matching part and the second matching part.First
With portion to by first control foot position and second control foot position matching (match) to and be electrically connected to third control foot position, and
Second matching part is to be electrically connected to the first storage foot position for the first control foot position or the second control foot position.
The present invention proposes a kind of data access control module again comprising processing unit, storage unit and matching unit.
Processing unit has processing foot hyte, the first control foot position and the second control foot position.Storage unit have first storage foot position,
It stores foot hyte and third controls foot position, storage foot hyte is electrically connected to processing foot hyte.Matching unit is electrically connected to processing
Between unit and storage unit, and there is the first matching part and the second matching part.First matching part by first to control
Foot position and the second control foot position are matched to and are electrically connected to third control foot position, and the second matching part is to control foot for first
Position or the second control foot position are electrically connected to the first storage foot position.
In an embodiment of projection arrangement of the invention and data access control module, the first matching part is to receive point
From the first input signal and the second input signal of the first control foot position and the second control foot position, and according to being connect
Receive the first input signal and the second input signal and accordingly generate output signal, third control foot position to receive output letter
Number and determine whether storage unit is accessed according to output signal.
In an embodiment of projection arrangement and data access control module of the invention, the second matching part is come to receive
From the first input signal in the first control foot position or the second input signal from the second control foot position, and according to being received
The first input signal or the second input signal and accordingly generate output signal, first storage foot position is controlled by third control foot
It is gone forward side by side line access with determining whether storage unit passes through the first storage foot position and receive output signal position.
In an embodiment of projection arrangement and data access control module of the invention, the first matching part has and door electricity
Road, two input terminals of AND gate circuit are electrically connected in the first control foot position and the second control foot position, the output of AND gate circuit
End is electrically connected to third control foot position, and the second matching part has OR circuit, and the input terminal of OR circuit is electrically connected to first
It controls foot position or the second control foot position, the output end of OR circuit is electrically connected to the first storage foot position.
In an embodiment of projection arrangement and data access control module of the invention, if storage unit has for low level
Imitate unit, then when the first matching part institute it is received from first control foot position the first input signal and from second control
When second input signal of foot position processed is all true, storage unit is not allowed to access, if storage unit is the effective unit of high level,
Then when received first input signal of the first matching part institute and the second input signal are all fictitious time, storage unit is not allowed to deposit
It takes.
In an embodiment of projection arrangement and data access control module of the invention, processing foot hyte has at least one
A processing foot position, storage foot hyte have at least one second storage foot position, and at least one described processing foot position matching and electricity
It is connected at least one described second storage foot position.
Based on above-mentioned, the embodiment of the present invention because using matching unit by the foot between processing unit and storage unit
Position matches and connects, therefore even if storage unit increases the quantity of foot position because of the promotion of capacity, by this hair
The matching unit of bright embodiment can not have to the specification of upgrading processing unit and can make its storage list with larger capacity
Member establishes the access that signal links and normally carries out data.
Detailed description of the invention
Fig. 1 is the projection arrangement schematic diagram of one embodiment of the invention；
Fig. 2 is the block diagram of the data access control module of one embodiment of the invention；
Fig. 3 is the schematic diagram of the data access control module of one embodiment of the invention；
Fig. 4 is the schematic diagram of the data access control module of another embodiment of the present invention.
Specific embodiment
For the present invention aforementioned and other technology contents, feature and effect, below in conjunction with the preferred embodiment of attached drawing
Detailed description in, can clearly present.The direction term being previously mentioned in following embodiment, such as: it is upper and lower, left and right, preceding
Or it is rear etc., it is only the direction with reference to attached drawing.Therefore, the direction term used is not intended to limit the invention for illustrating.
Fig. 1 is the projection arrangement schematic diagram of one embodiment of the invention.As shown in Figure 1, projection arrangement 100 include light source 10,
Light valve 11, data access control module 12 and projecting cell 13.Light source 10 is to emit illuminating bundle L1 to light valve 11, light valve
11 to be converted into image strip L2 for received illuminating bundle.For example, light source 10 can be high-pressure sodium lamp, gas
The light bulbs such as discharge lamp or light emitting diode, laser light source and organic luminous semiconductor etc., but the present invention is not with above-mentioned
Limit.Light valve 11 can be digital minitype reflector component (Digital Micromirror Device, DMD), liquid crystal on silicon
(Liquid Crystal on Silicon, LCoS) or liquid crystal display panel (Liquid Crystal Display, LCD), but
Invention is not limited thereto.Projecting cell 13, and can be by image strip L2 to receive the image strip L2 from light valve 11
It is converted into projected light beam L3, projected using the corresponding projected light beam L3 generated and generates picture, and projecting cell 13 can be with
It is optical lens, lenses group or leaded light component, projected light beam L3 is projected into projection surface (not shown).In the present embodiment
In, data access control module 12 is electrically connected light valve 11, to control the running of light valve 11.
Fig. 2 is the block diagram of the data access control module of one embodiment of the invention.As shown in Figures 1 and 2, data access
Control module 12 includes processing unit 121, storage unit 122 and matching unit 123.Processing unit 121 is to control light valve
11 and process image data, processing unit 121 include processing foot hyte A, control foot position C1 with processing foot position Ax and
Control foot position C2.Storage unit 122 includes the storage foot with storage foot position Bx to store image data, storage unit 122
Hyte B, storage foot position By and control foot position C3.It include at least one processing foot position in the processing foot position Ax, and institute
Stating in storage foot position Bx includes at least one storage foot position.Storage foot position Bx in storage foot hyte B is electrically connected to processing foot
Processing foot position Ax in hyte A is to establish signal connection and carry out data access whereby.It is single that matching unit 123 is electrically connected to processing
Between member 121 and storage unit 122, matching unit 123 includes matching part 123-1 and matching part 123-2.Specifically,
Matching unit 123 is electrically connected between control foot position C1, control foot position C2, control foot position C3 and storage foot position By, is used in combination
It is matched to and is electrically connected to control foot position C3 so that foot position C1 and control foot position C2 will be controlled, and will control foot position C1 or control foot
One of position C2 is matched to and is electrically connected to storage foot position By.
Fig. 3 is the schematic diagram of the data access control module of one embodiment of the invention.As shown in figure 3, data access controls
Module 22 includes processing unit 221, storage unit 222 and matching unit 223.Processing unit 221 include processing foot hyte AA,
Foot position C1 and control foot position C2 is controlled, and handles foot hyte AA with multiple processing foot position A0-A22.Storage unit 222 includes
Foot hyte BB, storage foot position B23 and control foot position C3 are stored, and stores foot hyte BB with multiple storage foot position B0-B22.
Processing foot position A0-A22 respectively correspondingly establishes signal connection with storage foot position B0-B22.In the present embodiment, processing unit 221
Micro-chip processor (processor) known to e.g. this field technical staff, for example, Texas Instruments
(Texas Instruments) DDP442x family chip produced, and storage unit 222 is, for example, that an amount of capacity is
The flash memory (flash) of 32MB, e.g. magnesium light (Micron) flash memory produced.It should be noted that there is processing with one
For the processing chip of foot position A0-A22, ditch can be carried out with the 16MB memory with storage foot position B0-B22 and pass to access number
According in this case, one of control foot position C1 or control foot position C2 are used to the control foot of control storage unit 222
Position C3 is to determine whether processing chip can access this memory, and when being controlled with controlling foot position C2 control foot position C3
It waits, control foot position C1 is just in not used state.However, when the amount of capacity of memory upgrades to 32MB by 16MB,
Will increase a storage foot position B23, and the embodiment of the present invention be allowed by the matching feature of matching unit 223 it is unused
Control foot position C1 assist control foot position C2 come to control foot position C3 control, can allow simultaneously whereby control foot position C2 be able to
The communication of data is carried out with storage foot position B23, therefore does not need to increase the processing foot position of processor.In addition, although diagram is not
It draws, but the processing unit 221 in the present embodiment is also to the colour wheel, (color in the projection arrangement 100 of control figure 1
) or fluorescent wheel (phosphor wheel) wheel.
Referring to figure 3., matching unit 223 includes matching part 223-1 and matching part 223-2.Matching part 223-2 is to connect
The control foot position C1 for being respectively from processing unit 221 and the input signal for controlling foot position C2 are received, and received defeated according to institute
Enter signal and accordingly generates output signal.The control foot position C3 of storage unit 222 is to receive caused by the 223-2 of matching part
Output signal simultaneously determines whether storage unit 222 can be accessed with unit 221 processed accordingly.
For example, if storage unit 222 is a low level effectively (active low) component, work as storage unit
222 control foot position C3 receives output signal caused by the 223-2 of matching part when being low level, and processing unit 221 can be with
Storage unit 222 is accessed.In the present embodiment, matching part 223-2 be to be realized with door (AND gate) component, because
As long as this processing unit 221 control foot position C1 and control foot position C2 provided by signal logically simultaneously for 1 when
It waits, then the output signal of matching part 223-2 logically 0, processing unit 221 can access low level and effectively deposit at this time
Storage unit 222, conversely, caused by the 223-2 of matching part be when being in logic 1 output signal, then processing unit 221 just without
Method accesses storage unit 222.Therefore, it must be exported in the control foot position C2 of processing unit 221 in order to access storage foot position B23
When being in logic 1 signal, exporting one by control foot position C1 just can make matching part 223- in logic for 0 signal
2 maintain in logic for 0 output signal without influence storage unit 222 access.
Hold it is above-mentioned, in order to which there is the signal for exporting the control foot position C2 of processing unit 221 enough abilities to access
Foot position B23 is stored, this can be reached using the component with voltage boost function in the preferred case, therefore then
The matching part 223-1 with voltage boost function will be introduced.There is voltage boost function please continue to refer to Fig. 3, matching part 223-1
Can, in the present embodiment, matching part 223-1 be, for example, one be essentially single input or door (OR gate) component, connect
Voltage boost can be done for received signal and make it after the signal that the control foot position C2 of processing unit 221 is exported by having received
The storage foot position B23 of storage unit 222 is accessed with more preferably driving capability.It should be noted that although the present embodiment is
Control come the control foot position C3 to storage unit 222 with the control foot position C2 of processing unit 221 and simultaneously to storage foot position
B23 is accessed, and assists the control foot position C2 to the control foot of storage unit 222 with the control foot position C1 of processing unit 221
Position C3 is controlled, but is not intended to limit the invention.Those skilled in the art use processing unit 221 instead when visual demand
Control foot position C1 carries out control come the control foot position C3 to storage unit 222 and accesses simultaneously to storage foot position B23, and changes
Control foot position C1 is assisted to control the control foot position C3 of storage unit 222 with the control foot position C2 of processing unit 221, such as
Shown in Fig. 4.
In conclusion the embodiment of the present invention comes matching treatment unit and interior deposit receipt by the matching part in matching unit
Control foot position in member and storage foot position, thus do not need to increase the processing foot position of processing unit quantity and can be smooth
The bigger internal storage location of ground access capability.
Although the present invention has been disclosed above in the preferred embodiment however, it is not to limit the invention, any this field skill
Art personnel, without departing from the spirit and scope of the present invention, when can make some changes and embellishment, therefore protection model of the invention
It encloses subject to view appended claims institute defender.In addition any embodiment of the invention or claim are not necessary to reach this hair
Bright disclosed whole purposes or advantage or feature.It is used in addition, abstract part and title are intended merely to auxiliary patent search, and
It is non-to be used to limit interest field of the invention.In addition, the terms such as " first " that is referred in this specification or claim, " second "
Only to name the title of component (element) or distinguish different embodiments or range, and not it is used to limit in component count
The upper limit or lower limit.
Appended drawing reference
100 projection arrangements
10 light sources
11 light valves
12,22 data access control module
13 projecting cells
L1, L2, L3 light beam
121,221 processing unit
122,222 storage unit
123,223 matching unit
The matching part 123-1,123-2,223-1,223-2
AA handles foot hyte
Ax, A0-A22 handle foot position
BB stores foot hyte
Bx, By, B0-B23 store foot position
C1, C2, C3 control foot position
Claims (12)
1. a kind of projection arrangement, which is characterized in that the projection arrangement includes:
Light source, to emit illuminating bundle；
Light valve, the illuminating bundle issued to receive the light source, and the illuminating bundle is converted into image strip；
Projecting cell, to receive the image strip from the light valve to be projected；And
Data access control module, is electrically connected the light valve, and the data access control module includes:
Processing unit to control the light valve, and has processing foot hyte, the first control foot position and the second control foot position；
There is storage unit the first storage foot position, storage foot hyte and third to control foot position, the storage foot hyte electrical connection
In the processing foot hyte；And
Matching unit is electrically connected between the processing unit and the storage unit, and has the first matching part and the
Two matching parts, first matching part is the first control foot position and second control foot position to be matched to and be electrically connected
The third control foot position and second matching part are connected to the first control foot position or described second are controlled foot
Position is electrically connected to first storage foot position.
2. projection arrangement as described in claim 1, wherein first matching part is respectively from described first to receive
The first input signal of foot position and the second input signal from second control foot position are controlled, and according to received institute, institute
It states the first input signal and second input signal and accordingly generates output signal, third control foot position is to receive
The output signal simultaneously determines whether the storage unit is accessed according to the output signal.
3. projection arrangement as described in claim 1, wherein second matching part is to receive from first control
First input signal of foot position or the second input signal from second control foot position, and according to institute received described the
One input signal or second input signal and accordingly generate output signal, first storage foot position is controlled by described the
Three control foot positions receive the output signal and are deposited to determine whether the storage unit stores foot position by described first
It takes.
4. projection arrangement as described in claim 1, wherein first matching part has AND gate circuit, the AND gate circuit
Two input terminals are electrically connected in the first control foot position and second control foot position, the output end electricity of the AND gate circuit
It is connected to third control foot position, and second matching part has OR circuit, the input terminal of the OR circuit is electrically connected
It is connected to the first control foot position or second control foot position, the output end of the OR circuit is electrically connected to described first and deposits
Store up foot position.
5. projection arrangement as described in claim 1, wherein if the storage unit is the effective unit of low level, when described the
One matching part it is received from it is described first control foot position the first input signal and from it is described second control foot
When second input signal of position is all true, the storage unit is not allowed to access, if the storage unit is that high level is effective
Unit, then when first matching part received first input signal of institute and second input signal are all fictitious time,
The storage unit is not allowed to access.
6. projection arrangement as described in claim 1, wherein the processing foot hyte has at least one processing foot position, the storage
Foot hyte has at least one second storage foot position, and at least one processing foot position matches and is electrically connected to described at least one second
Store foot position.
7. a kind of data access control module, which is characterized in that the data access control module includes:
Processing unit has processing foot hyte, the first control foot position and the second control foot position；
There is storage unit the first storage foot position, storage foot hyte and third to control foot position, the storage foot hyte electrical connection
In the processing foot hyte；And
Matching unit is electrically connected between the processing unit and the storage unit, and has the first matching part and the
Two matching parts, first matching part is the first control foot position and second control foot position to be matched to and be electrically connected
It is connected to third control foot position, and second matching part is to control foot position for the first control foot position or described second
It is electrically connected to first storage foot position.
8. data access control module as claimed in claim 7, wherein first matching part is respectively to receive
First input signal of first control foot position and the second input signal for controlling foot position from described second, and according to institute
Received first input signal and second input signal and accordingly generate output signal, the third controls foot position
To receive the output signal and determine whether the storage unit is accessed according to the output signal.
9. data access control module as claimed in claim 7, wherein second matching part is to receive from described
First input signal of the first control foot position or the second input signal from second control foot position, and according to being received
First input signal or second input signal and accordingly generate output signal, it is described first storage foot position it is controlled
Foot position is controlled in the third to determine the storage unit whether by first storage foot position reception output signal
It goes forward side by side line access.
10. data access control module as claimed in claim 7, wherein first matching part has AND gate circuit, it is described
Two input terminals of AND gate circuit are electrically connected in the first control foot position and second control foot position, the AND gate circuit
Output end be electrically connected to third control foot position, and second matching part has OR circuit, the OR circuit
Input terminal is electrically connected to the first control foot position or second control foot position, the output end of the OR circuit are electrically connected to
First storage foot position.
11. data access control module as claimed in claim 7, wherein if the storage unit is the effective unit of low level,
Then when first matching part it is received from it is described first control foot position the first input signal and from described
When second input signal of the second control foot position is all true, the storage unit is not allowed to access, if the storage unit is
The effective unit of high level, then when the first matching part received first input signal of institute and second input signal
It is all fictitious time, the storage unit is not allowed to access.
12. data access control module as claimed in claim 7, wherein the processing foot hyte has at least one processing foot
Position, the storage foot hyte has at least one second storage foot position, and at least one processing foot position matches and is electrically connected to institute
State at least one second storage foot position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510639653.9A CN106559630B (en) | 2015-09-30 | 2015-09-30 | Projection arrangement and data access control module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510639653.9A CN106559630B (en) | 2015-09-30 | 2015-09-30 | Projection arrangement and data access control module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106559630A CN106559630A (en) | 2017-04-05 |
| CN106559630B true CN106559630B (en) | 2019-10-01 |
Family
ID=58417762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510639653.9A Expired - Fee Related CN106559630B (en) | 2015-09-30 | 2015-09-30 | Projection arrangement and data access control module |
Country Status (1)
| Country | Link |
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| CN (1) | CN106559630B (en) |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN106559630A (en) | 2017-04-05 |
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