CN106559630A - Projection arrangement and data access control module - Google Patents
Projection arrangement and data access control module Download PDFInfo
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- CN106559630A CN106559630A CN201510639653.9A CN201510639653A CN106559630A CN 106559630 A CN106559630 A CN 106559630A CN 201510639653 A CN201510639653 A CN 201510639653A CN 106559630 A CN106559630 A CN 106559630A
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- foot position
- control
- storage
- input signal
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Abstract
A kind of projection arrangement, including light valve, projecting cell and the data access control module with processing unit, memory element and matching unit.Processing unit controls light valve and has to process foot hyte, the first control foot position and the second control foot position.Memory element processes foot hyte with the first storage foot position, storage foot hyte and the 3rd control foot position, the hyte connection of storage foot.Matching unit is connected between processing unit and memory element.First control foot position and the second control foot position are matched to and are connected to the 3rd 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 lifted.
Description
Technical field
The present invention relates to a kind of projection arrangement, more particularly to a kind of throwing comprising data access control module
Image device.
Background technology
The development of scialyscope has been widely used in image output or the family of various meeting occasions at present
In the middle of theater group, for the various demands in response to user, needed for scialyscope, data volume to be processed is got over
Come huger, such as multi-lingual function or make start-up picture etc. by oneself, it is therefore desirable to be corresponding hard
Part device carrys out demand wider with the use of person.In general, in order to increase storable data volume,
The capacity for increasing internal memory is relatively straightforward way.However, while memory upgrade, for processing
The processor of data is also required to accordingly upgrade in specification can carry out letter with more jumbo internal memory
Communication on breath, thus certainly will will pay more hardware costs, therefore how not change existing
Under some processor architectures, and make scialyscope that there is more preferable data-handling capacity to become to be worth spy
The problem begged for.
Background technology paragraph is used only to help and understands author content of the present invention, therefore in background technology section
The disclosed content that falls may include some existing skills for not constituting road known to those skilled in the art
Art.In the content disclosed by background technology paragraph, do not represent the content or the present invention creation one or
Multiple embodiments problem to be solved, does not represent before present invention creation application by this area skill yet
Art personnel are known or cognitive.
The content of the invention
The present invention provides a kind of projection arrangement, and which can be used to solve the problems, such as above-mentioned, and lift projection dress
The data-handling capacity put.
The present invention also provides a kind of data access control module, and which is applied to above-mentioned projection arrangement to solve
Certainly problem of the prior art, and lift the data-handling capacity of data access control module.
Other objects and advantages of the present invention can from disclosed herein technical characteristic in obtain into one
The understanding of step.
It is that, up to one of above-mentioned or part or all of purpose or other purposes, the present invention proposes a kind of projection
Device, which includes light source, light valve, projecting cell and data access control module.Light source is to send out
Penetrate illuminating bundle.Light valve is to receive the illuminating bundle launched by light source, and illuminating bundle is converted into
Image strip.Projecting cell is to receive the image strip for coming from light valve to be projected.Data are deposited
Control module electrical connection light valve is taken, and including processing unit, memory element and matching unit.Process
Unit is to control light valve, and has process foot hyte, the first control foot position and the second control foot position.
Memory element stores foot hyte with the first storage foot position, storage foot hyte and the 3rd control foot position
It is electrically connected to process foot hyte.Matching unit is electrically connected between processing unit and memory element, and
With the first matching part and the second matching part.First matching part is to by the first control foot position and the
Two controls feet positions matching (match) to and be electrically connected to the 3rd control foot position, and the second matching part will be to will
First control foot position or the second control foot position are electrically connected to the first storage foot position.
The present invention again proposes a kind of data access control module, it include processing unit, memory element with
And matching unit.Processing unit has process foot hyte, the first control foot position and the second control foot position.
Memory element stores foot hyte with the first storage foot position, storage foot hyte and the 3rd control foot position
It is electrically connected to process foot hyte.Matching unit is electrically connected between processing unit and memory element, and
With the first matching part and the second matching part.First matching part is to by the first control foot position and the
Two control foot positions are matched to and are electrically connected to the 3rd control foot position, and the second matching part is first to be controlled
Foot position processed or the second control foot position are electrically connected to the first storage foot position.
In the projection arrangement of the present invention with an embodiment of data access control module, the first matching part
To receive the first input signal for being respectively from the first control foot position and the second control foot position and
Second input signal, and the corresponding real estate according to the first input signal for being received and the second input signal
Raw output signal, the 3rd control foot position is to receive output signal and storage is determined according to output signal
Whether unit enters line access.
In the projection arrangement of the present invention with an embodiment of data access control module, the second matching part
To receive the first input signal for coming from the first control foot position or come from the of the second control foot position
Two input signals, and accordingly produce according to the first input signal or the second input signal that are received
Whether output signal, the first storage foot position are controlled by the 3rd control foot position to determine memory element by the
One storage foot position receives output signal and goes forward side by side line access.
In the projection arrangement of the present invention with an embodiment of data access control module, the first matching part
With with gate circuit, with two inputs of gate circuit be electrically connected in first control foot position and second
Control foot position, is electrically connected to the 3rd control foot position with the outfan of gate circuit, and the second matching part has
OR circuit, the input of OR circuit are electrically connected to the first control foot position or the second control foot position, or
The outfan of gate circuit is electrically connected to the first storage foot position.
In the projection arrangement of the present invention with an embodiment of data access control module, if memory element
For Low level effective unit, then come from the first of the first control foot position when what the first matching part received
Input signal and come from the second input signal of the second control foot position and be all true time, memory element is not
Be allowed to access, if memory element is the effective unit of high level, when the first matching part received the
One input signal and the second input signal are all fictitious time, and memory element is not allowed to access.
In the projection arrangement of the present invention with an embodiment of data access control module, foot hyte is processed
Foot position is processed with least one, storage foot hyte stores foot positions with least one second, and described
At least one process foot position matches and is electrically connected to described at least one second storage foot positions.
Based on above-mentioned, embodiments of the invention because using matching unit will processing unit and storage it is single
Foot position between unit matches and connects, even if therefore memory element because capacity lifting and cause
The quantity of foot position increases, just can be without upgrading processing list by the matching unit of embodiments of the invention
The specification of unit and can make which that signal is set up with more jumbo memory element and link and normally enter line number
According to access.
Description of the drawings
Projection arrangement schematic diagrams of the Fig. 1 for one embodiment of the invention；
Block charts of the Fig. 2 for the data access control module of one embodiment of the invention；
Schematic diagrams of the Fig. 3 for the data access control module of one embodiment of the invention；
Schematic diagrams of the Fig. 4 for 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 accompanying drawing
In the detailed description of preferred embodiment, clearly can present.The direction being previously mentioned in following examples
Term, for example：Upper and lower, left and right, front or rear etc., are only the directions of refer to the attached drawing.Therefore,
The direction term for using be for illustrate and not for limiting the present invention.
Projection arrangement schematic diagrams of the Fig. 1 for one embodiment of the invention.As shown in figure 1, projection arrangement 100
Including light source 10, light valve 11, data access control module 12 and projecting cell 13.Light source 10 is used
To launch illuminating bundle L1 to light valve 11, light valve 11 is received illuminating bundle to be converted into
Image strip L2.For example, light source 10 can be the bulbs such as high voltage mercury lamp, gas-discharge lamp, or
Person is light emitting diode, LASER Light Source and organic luminous semiconductor etc., but the present invention with above-mentioned is not
Limit.Light valve 11 can be digital minitype reflector component (Digital Micromirror Device, DMD),
Liquid crystal on silicon (Liquid Crystal on Silicon, LCoS) or display panels (Liquid Crystal
Display, LCD), but the present invention is not limited.Projecting cell 13 comes from light valve to receive
11 image strip L2, and image strip L2 can be converted into projected light beam L3, using correspondence generation
Projected light beam L3 projected and produced picture, and projecting cell 13 can be optical lenses, thoroughly
Projected light beam L3 is projected projection surface (not shown) by mirror lens set or leaded light component.In the present embodiment
In, the electrical connection light valve 11 of data access control module 12, to control the running of light valve 11.
Block charts of the Fig. 2 for the data access control module of one embodiment of the invention.Such as Fig. 1 and Fig. 2
Shown, data access control module 12 includes that processing unit 121, memory element 122 and matching are single
Unit 123.Processing unit 121 is to control light valve 11 and process image data, processing unit 121
Including with process foot hyte A, control foot position C1 and the control foot position C2 for processing foot position Ax.Deposit
Storage unit 122 includes the storage with storage foot position Bx to store image data, memory element 122
Foot hyte B, storage foot position By and control foot position C3.Comprising extremely in the middle of described process foot position Ax
Few one processes foot position, and comprising at least one storage foot position in the middle of the storage foot position Bx.Storage foot
Storage foot position Bx in hyte B is electrically connected to the process foot position Ax processed in foot hyte A to set up letter
Number link and thereby carry out data access.Matching unit 123 is electrically connected to processing unit 121 and deposits
Between storage unit 122, matching unit 123 includes matching part 123-1 and matching part 123-2.Specifically
For, matching unit 123 is electrically connected to control foot position C1, control foot position C2, control foot position C3
And between storage foot position By, and control foot position C1 and control foot position C2 to be matched to simultaneously
Control foot position C3 is electrically connected to, and one of control foot position C1 or control foot position C2 are matched to
And it is electrically connected to storage foot position By.
Schematic diagrams of the Fig. 3 for the data access control module of one embodiment of the invention.As shown in figure 3,
Data access control module 22 includes processing unit 221, memory element 222 and matching unit 223.
Processing unit 221 includes process foot hyte AA, control foot position C1 and control foot position C2, and processes
Foot hyte AA has multiple process foot position A0-A22.Memory element 222 comprising storage foot hyte BB,
Storage foot position B23 and control foot position C3, and store foot hyte BB and there are multiple storage foot positions
B0-B22.Process foot position A0-A22 respectively correspondingly signal link is set up with storage foot position B0-B22.
In the present embodiment, processing unit 221 is, for example, the microprocessor known to this art personnel
Chip (processor), for example, Texas Instruments (Texas Instruments) are produced
DDP442x family chips, and memory element 222 is, for example, the flash memory that an amount of capacity is 32MB
(flash), the e.g. flash memory produced by magnesium light (Micron).It should be noted that having with one
For processing the process chip of foot position A0-A22, which can be with the 16MB with storage foot position B0-B22
Internal memory carries out ditch and passes to access data, in this case, controls foot position C1's or control foot position C2
One of them is used to control the control foot position C3 of memory element 222 to determine that process chip whether can be with
This internal memory is accessed, and when being controlled to controlling foot position C3 with control foot position C2, controls foot
Position C1 is just in untapped state.However, when the amount of capacity of internal memory upgrades to 32MB by 16MB
When, a storage foot position B23 can be increased, and embodiments of the invention are by matching unit
223 matching feature assists control foot position C2 to come to controlling foot position allowing untapped control foot position C1
C3 is controlled, and control foot position C2 thereby can be allowed simultaneously to be able to carry out data with storage foot position B23
Communication, therefore the process foot position of processor need not be increased.In addition, although diagram is not drawn,
But the processing unit 221 in the present embodiment also to control the colour wheel in the projection arrangement 100 of Fig. 1,
(color wheel) or fluorescent wheel (phosphor wheel).
Fig. 3 is refer to, matching unit 223 includes matching part 223-1 and matching part 223-2.Matching
Portion 223-2 is to receive the control foot position C1 and control foot position that are respectively from processing unit 221
The input signal of C2, and output signal is accordingly produced according to the input signal for being received.Storage is single
The control foot position C3 of unit 222 is to the output signal that receives produced by the 223-2 of matching part and determines accordingly
The unit 221 that whether can be processed of memory element 222 is accessed.
For example, if memory element 222 is a Low level effective (active low) component, when depositing
The output signal controlled produced by foot position C3 reception matching part 223-2 of storage unit 222 is low level
When, processing unit 221 can enter line access to memory element 222.In the present embodiment, match
Portion 223-2 be with door (AND gate) component realizing, as long as therefore processing unit 221 control foot
Position C1 and control signal that foot position C2 provided it is logically different when when be 1, then match
The output signal of portion 223-2 logically 0, now processing unit 221 just can access low level and have
The memory element 222 of effect, conversely, when produced by the 223-2 of matching part be in logic for 1 output believe
Number when, then processing unit 221 just cannot access memory element 222.Therefore, in processing unit 221
Control foot position C2 in order to access storage foot position B23 and must export in logic for 1 signal when,
The signal that one is exported in logic for 0 by control foot position C1 just can make matching part 223-2 maintain to patrol
The access of memory element 222 is not affected for 0 output signal on volume.
Hold above-mentioned, in order that the signal exported by the control foot position C2 of processing unit 221 have it is enough
Ability stores foot position B23 to access, and can adopt with voltage boost function in the preferred case
Component is reaching this effect, therefore will then introduce the matching part 223-1 with voltage boost function.Please
With continued reference to Fig. 3, matching part 223-1 has voltage boost function, in the present embodiment, matching part 223-1
E.g. one OR gate for being essentially single input (OR gate) component, which have received processing unit 221
The signals that exported of control foot position C2 after received signal can be done voltage boost and make which
The storage foot position B23 of memory element 222 is accessed with more preferably driving force.It should be noted that
Although the present embodiment is to carry out the control foot to memory element 222 with the control foot position C2 of processing unit 221
Position C3 is controlled and while enter line access to storing foot position B23, and with the control of processing unit 221
Foot position C1 come assist control foot position C2 the control foot position C3 of memory element 222 is controlled, but
Not to limit the present invention.Those skilled in the art work as visual demand and use processing unit 221 instead
Control foot position C1 to be controlled the control foot position C3 of memory element 222 simultaneously while to storing foot position
B23 enters line access, and uses the control foot position C2 of processing unit 221 instead to assist to control foot position C1 pair
The control foot position C3 of memory element 222 is controlled, as shown in Figure 4.
In sum, embodiments of the invention carry out matching treatment unit by the matching part in matching unit
And the control foot position in internal storage location and storage foot position, therefore the place of processing unit need not be increased
The quantity of reason foot position and being capable of the successfully bigger internal storage location of access capability.
Although the present invention is disclosed above with preferred embodiment, so which is not limited to the present invention, appoints
What those skilled in the art, without departing from the spirit and scope of the present invention, when a little change can be made
Ought be defined depending on the defined person of appended claims with retouching, therefore protection scope of the present invention.In addition
The present invention any embodiment or claim be not necessary to reach disclosed herein whole purposes or advantage
Or feature.Additionally, summary part and title are intended merely to aid in patent search to be used, not for limiting
The interest field of the system present invention.Additionally, " first ", " second " that refer in this specification or claim
Deng term only to name the title of component (element) or distinguish different embodiments or scope, and not use
Come the quantitative upper limit of limiter assembly or lower limit.
Reference
100 projection arrangements
10 light sources
11 light valves
12nd, 22 data access control module
13 projecting cells
L1, L2, L3 light beam
121st, 221 processing unit
122nd, 222 memory element
123rd, 223 matching unit
123-1,123-2,223-1,223-2 matching part
AA processes foot hyte
Ax, A0-A22 process foot position
BB stores foot hyte
Bx, By, B0-B23 storage foot position
C1, C2, C3 control foot position
Claims (12)
1. a kind of projection arrangement, it is characterised in that the projection arrangement includes light source, light valve, projection
Unit and data access control module：
The light source is to launch illuminating bundle；
The light valve to receive the illuminating bundle sent by the light source, and by the illumination light
Beam is converted into image strip；
The projecting cell is to receive the image strip for coming from the light valve to be projected；
And
The data access control module electrically connects the light valve, and the data access control module includes
Processing unit, memory element and matching unit, wherein
The processing unit is to control the light valve, and has process foot hyte, the first control
Foot position and the second control foot position；
The memory element controls foot position with the first storage foot position, storage foot hyte and the 3rd,
The storage foot hyte is electrically connected to the process foot hyte；And
The matching unit is electrically connected between the processing unit and the memory element, and
With the first matching part and the second matching part, first matching part is to control foot by described first
Position and the second control foot position are matched to and are electrically connected to the 3rd control foot position, and described
Second matching part is to be electrically connected to described the by the described first control foot position or the second control foot position
One storage foot position.
2. projection arrangement as claimed in claim 1, wherein first matching part is to receive difference
Come from first input signal and second of the first control foot position and the second control foot position
Input signal, and it is corresponding according to first input signal that received and second input signal
Ground produces output signal, and the 3rd control foot position is to receive the output signal and according to described defeated
Go out signal and determine whether the memory element enters line access.
3. projection arrangement as claimed in claim 1, wherein second matching part to receive from
In the described first control foot position the first input signal or come from the second defeated of the second control foot position
Enter signal, and according to first input signal or second input signal for being received accordingly
Output signal is produced, the first storage foot position is controlled by the 3rd control foot position to determine described depositing
Whether storage unit receives the output signal by the described first storage foot position and goes forward side by side line access.
4. projection arrangement as claimed in claim 1, wherein first matching part has and gate circuit,
It is described to be electrically connected in the described first control foot position and second control with gate circuit two inputs
Foot position, it is described to be electrically connected to the 3rd control foot position, and described second with gate circuit outfan
There is OR circuit with portion, the input of the OR circuit be electrically connected to the first control foot position or
The second control foot position, the outfan of the OR circuit are electrically connected to the first storage foot position.
5. projection arrangement as claimed in claim 1, if wherein the memory element is Low level effective
Unit, then the first input for coming from the first control foot position for being received when first matching part
Signal and come from the second input signal of the second control foot position and be all true time, the storage list
Unit is not allowed to access, if the memory element is the effective unit of high level, when the described first matching
First input signal and second input signal received by portion is all fictitious time, the storage
Unit is not allowed to access.
6. projection arrangement as claimed in claim 1, wherein the process foot hyte is with least
Reason foot position, the storage foot hyte store foot position with least one second, and described at least one processes foot
Position matches and is electrically connected at least one second storage foot position.
7. a kind of data access control module, including：
Processing unit, with process foot hyte, the first control foot position and the second control foot position；
Memory element, it is with the first storage foot position, storage foot hyte and the 3rd control foot position, described
Storage foot hyte is electrically connected to the process foot hyte；And
Matching unit, is electrically connected between the processing unit and the memory element, and has the
One matching part and the second matching part, first matching part to by described first control foot position and
The second control foot position is matched to and is electrically connected to the 3rd control foot position, and second matching
Portion is to be electrically connected to the first storage foot by the described first control foot position or the second control foot position
Position.
8. data access control module as claimed in claim 7, wherein first matching part to
Reception is respectively from the first input signal of the first control foot position and the second control foot position
And second input signal, and according to first input signal for being received and the described second input letter
Number and accordingly produce output signal, it is described 3rd control foot position to receive the output signal and according to
Determine whether the memory element enters line access according to the output signal.
9. data access control module as claimed in claim 7, wherein second matching part to
Reception comes from the first input signal of the first control foot position or comes from the second control foot position
The second input signal, and according to first input signal that received or second input signal
And output signal is accordingly produced, the first storage foot position is controlled by the 3rd control foot position with certainly
Whether the fixed memory element is received the output signal and is deposited by the described first storage foot position
Take.
10. data access control module as claimed in claim 7, wherein first matching part tool
Have and gate circuit, it is described be electrically connected with gate circuit two inputs in the described first control foot position and
The second control foot position, it is described to be electrically connected to the 3rd control foot position with gate circuit outfan,
And the input that second matching part has OR circuit, the OR circuit is electrically connected to described
One control foot position or the second control foot position, the outfan of the OR circuit are electrically connected to described the
One storage foot position.
11. data access control modules as claimed in claim 7, if wherein the memory element is
Low level effective unit, then come from the first control foot position when what first matching part received
The first input signal and come from the second input signal of the second control foot position and be all true time,
The memory element is not allowed to access, if the memory element is the effective unit of high level, works as institute
State first input signal that the first matching part received and second input signal is all vacation
When, the memory element is not allowed to access.
12. data access control modules as claimed in claim 7, wherein the process foot hyte tool
Have an at least one process foot position, the storage foot hyte with least one second storage foot position, and it is described extremely
Few process foot position matches and is electrically connected 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 true CN106559630A (en) | 2017-04-05 |
| CN106559630B CN106559630B (en) | 2019-10-01 |
Family
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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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| CN2502323Y (en) * | 2001-09-27 | 2002-07-24 | 威盛电子股份有限公司 | Buffer for changing data access rate and system using the same |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN106559630B (en) | 2019-10-01 |
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