CN100444105C - Method and system for adding display basic number scale symbol to operation equation - Google Patents
Method and system for adding display basic number scale symbol to operation equation Download PDFInfo
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- CN100444105C CN100444105C CNB021462933A CN02146293A CN100444105C CN 100444105 C CN100444105 C CN 100444105C CN B021462933 A CNB021462933 A CN B021462933A CN 02146293 A CN02146293 A CN 02146293A CN 100444105 C CN100444105 C CN 100444105C
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Abstract
The present invention discloses a method for automatically appending and displaying radix ary characters in arithmetic expressions during the process of calculation and a system for executing the method. The system comprises an input unit which is used for inputting data, and a user can select ary and numerical values to be input into an arithmetic element; input data is temporarily stored in an input/output buffer device, and the data is read by an ary symbol appending device after the data is checked by a synchronization detecting unit; after the data is read by the device, radix symbol word elements and numerical values are respectively transmitted to the input/output buffer device and an arithmetic logic calculating unit by the device for operational processing and waiting for further indication. After the operation processing of the data is completed, the data can be displayed at an output unit or stored in a memory unit by the transmission of the input/output buffer device, and be stored in a read-only memory for enquiry for the next time or temporarily stored in a dynamic random access memory for checking the data sources and the ary of operation results.
Description
Technical field
The present invention is that the relevant calculation device is in the Data Processing process, make it in arithmetic expression, append voluntarily and show the system symbol, to provide the user in the integral operation process, can be easy at any time and the clear system conversion of learning or inspecting each operand and operation result in the former formula, effectively reduce its operation steps and time, to promote utilization usefulness.
Background technology
In daily life, using counter is very widely, the people's livelihood consumption that similarly is household is calculated, the goods entry, stock and sales goods clearing of company's row number, the actuarial of the low error of scientific and technological engineering etc., so demand along with various utilization types and occasion, the counter of many different types and application arises at the historic moment, for example battery-operated type, sun power type, the attached counter of electronic dictionary, commercial style, engineering are used ... etc., typical suitable computing function all is provided.
Just know that traditional simple type counter only provides calculation function commonly used, for example arithmetic (that is add, subtract, multiplication and division etc.) as the people who has the knack of this skill; Therefore also more mechanical on one-piece construction and calculation process ability decided at the higher level but not officially announced.
In addition, the problem of relevant this type counter is: in digitized epoch nowadays, the processing of general various data equipments (Digital eqipment) inside information is to adopt 2 systems; And the numeral that people are habitually practised in daily life is to adopt 10 systems; And engineering technical personnel then have the situation that needs to adopt 8 systems and 16 systems respectively aspect hardware and programming write.Commonly using counter all only can be shown and computing according to the data of the direct key entry of operator in the operating process of above-mentioned various different systems, and the character symbol that can't show this computing system automatically is in the ranks of arithmetic expression, so, as this in case of necessity, normally on the counter that default manually input system character symbol is arranged, by the character symbol of user (User) by this system of pen input voluntarily (or claiming to key in), can be to make things convenient for the user in order to confirm or to understand the numerical value and the system unit of each document; And known counter also can't know clearly the source of its numerical value when the function of the system conversion of carrying out result of calculation.This situation is not that we are desired; Because this can not satisfy user's demand, and for the user, the value of its result of calculation gained also has the doubt of correctness to produce, and for example may misunderstand the numeral and the system of arithmetic expression in operating process, perhaps input error etc.
Summary of the invention
Fundamental purpose of the present invention is to provide a kind of computing display packing of counter, is meant especially in calculating process, appends the method that shows radix system symbol voluntarily in arithmetic expression, and the system that carries out described display packing; Comprise that a system symbol supplementing device is attached between I/O snubber assembly and the arithmetical logic computing unit device, whereby automatically in the display operation character symbol of selected system in the shown arithmetic expression of output unit (or claiming display) in order to the arithmetic operation identification; And the radix operand delivered to the arithmetical logic computing unit, as the conversion and the calculation process of specifying system, whether check the arithmetic expression of input coincide with the desire reckoner in order to the user, can alleviate user's operation burden, and reduce the incorrect of final calculation result value, and the conversion that is convenient to operand is done the appointment system.
Another object of the present invention, be to provide a synchronous detecting unit to be attached between I/O snubber assembly and the system symbol supplementing device, when at arithmetic operation, system can check whether input radix operand meets system regulation (for example numeral is greater than maximal value that this selected system allowed), when against regulation, forbid this operand input, to reduce the incorrect of final calculation result value.
A further object of the present invention, be to provide a read-only memory, be attached between a Dynamic Random Access Memory and the arithmetical logic computing unit device, when in use, when synchronous detection unit in the chance system or system symbol supplementing device can't be finished its appointed action, then the programming in this read-only memory can be activated, finish above-mentioned work flow with the method for programming: perhaps, user's desire provides inquiry next time to use this arithmetic expression and end value thereof, also it can be stored in the read-only memory.
So, the counter that is set as according to the present invention, in its calculating process, can append voluntarily in arithmetic expression and show radix system character, be to comprise the system system of being selected to change use by the user, inferior step input operand is imported operator again, then system can be automatically in the operator input, and input shows that the neighbour of character symbol (for example 16 systems then show 11) this operand in arithmetic expression of representing this system is other automatically; And the total operand that operation result is converted to the system of this appointment shows separately.At this moment, can also switch at any time if desire again result of calculation to be done the system conversion; Conversion and demonstration for different systems provide more efficient operational configurations.
Description of drawings
Fig. 1 is the stereo appearance figure of counter of the present invention;
Fig. 2 is the interior arrangement block schematic diagram of the 1st figure;
Fig. 3 is a data processing method process flow diagram of the present invention;
Fig. 4 is the demonstration illustration of data manipulation process of the present invention.
Figure number is to as directed:
The 10-counter, 11-housing, 13-chamber, the 14-input block, the 15-output unit, 20-electronic-circuit device, 21-I/O snubber assembly, the 22-synchronous detection unit, 23-system symbol supplementing device, 24-arithmetical logic computing unit, 25-read-only memory, the memory of 26-dynamic randon access, 27-mnemon.
Embodiment
See also Fig. 1,2, all to number 10 expressions, it comprises a housing 11 to the present invention's counter; Drag in the example in feasible reality, housing 11 can be chosen the shell of insulating material to be enclosed to form an internal chamber 13, in an embodiment of the present invention, planning on the position in the internal chamber 13 that one electronic circuit 20 is placed in above-mentioned housing 11 is set, housing 11 appropriate locations forced and can make input block 14 accompanying to connect input element such as key and output unit 15 outstanding or be exposed to outside the housing 11.
Described counter 10 comprises a structure, is presented among Fig. 2; This structure includes:
One input block device 14, the user is provided input data, input method is the system that switches earlier radix system pattern or claim to select operand, sees also the A of Fig. 4, and and then input is desired the numerical value of calculation process in addition or claimed radix operand (seeing also the B of Fig. 4) again;
One I/O snubber assembly 21 makes that the data of above-mentioned input temporarily is stored, so that counter 10 when handling the computing operation, still can receive user's data input; One synchronous detecting unit 22 is used for reading the temporary transient data that stores in the I/O snubber assembly 21, and then detects input digit character and character system that presets and comformity relation between the two thereof; For example the selected system symbol of user is 8 system character symbol ο, if user's input digit represents the data of desire input wrong greater than 7, then can't finish this input action smoothly, this device can wait for or require the user to re-enter, and when input, read a temporary transient time document that stores in the I/O snubber assembly 21 once more, heavily cover this action that detects, when above-mentioned both systems relations conform to, promptly allow the input of this numerical value;
One system symbol supplementing device 23 links above-mentioned synchronous detection unit 22, can be when operation input operator, provide the system character of this radix operand by this system symbol supplementing device 23, to be sent to I/O snubber assembly 21 and to be output (seeing also the C of Fig. 4) by neighbour that unit 15 (or claiming display) is shown in this operand; Simultaneously, wait for by the numerical data of calculation process at system symbol supplementing device 23, can deliver to that arithmetical logic computing unit 24 is converted at that time the system selected and calculation process and obtain the bright numerical value of knot in addition, be sent to I/O snubber assembly 21 again and together be shown in this radix operand system character and (see also the D of Fig. 4) on the output unit 15;
And then after the above-mentioned operator, if will import another operand again, its method is as above-mentioned, switch radix system pattern (or the system of operand selected in title) where necessary earlier, if the system pattern does not become then and does not switch, and then input is desired the numerical value of calculation process in addition or is claimed radix operand (seeing also the E of Fig. 4) and operator (seeing also the F of Fig. 4) again, promptly obtains selecting the total value (seeing also the G of Fig. 4) of system after equal sign or Enter are pressed in whole arithmetic expressions end according to the method flow process repeatable operation;
If the user need add and subtract the end value of a plurality of arithmetic expressions (that is general common M+ and M-function) mutually, this counter can deposit the result of the arithmetic expression finished as calculated in mnemon 27, in order to doing the action of computing with follow-up arithmetic expression;
The last end value that is calculated is to cooperate the above-mentioned system character symbol that is shown directly to be revealed in the lump, this numerical value can be when switching radix system pattern, conversion demonstration and data that computing is done between different systems temporarily are kept at Dynamic Random Access Memory 26, the inquiry when being convenient to provide use next time; The data that desire shows then is sent to output unit device 15 and is shown from I/O snubber assembly 21, to reach the effect of setting.
Representational, the structure-improved and the display packing of this counter 10 see also Fig. 2 to Fig. 4, and it has possessed following advantage:
1, the user is able to be switched by the system of source, process and each operand thereof of interpretation arithmetic expression on the output unit 15 and the system of operation result, can guarantee three characteristics:
(1) so data source that can arithmetic expression simple and easy in the operation is readable height.
(2) can provide calculating process to check this calculating gained result at any time, so the correctness height.
(3) can provide conversion between the different systems, so the convenience height.
2, I/O snubber assembly 21 connects synchronous detection unit device 22, the audit function of input digit character (that is operand) with system character symbol can be provided, when condition meets, the side allows the input of this numerical value and the execution of a time step, can guarantee that the user imports the operand that meets this system condition, but and nationality to avoid obtaining wrong result of calculation.
3. operand is by the detection of synchronous detection unit device 22, deliver to system symbol supplementing device 23 again, the function that shows system symbol character voluntarily can be provided, and be resent to arithmetical logic computing unit 24 and carry out between various systems switching function with computing, can satisfy demand and convenience that the user is applied to various different system calculating.
The present invention has provided a kind of effective structural improvement and display packing thereof, and the computing pattern comparison with old counter obviously has the innovation part, truly has to promote the convenience that different systems are handed over the phase inversion computing, has obvious progressive.
Claims (6)
1, a kind of can appending voluntarily at calculating process shows the method for radix system character in arithmetic expression, comprising:
(a) system is imported selected system and radix operand;
(b) system and the radix operand of storage input;
(c) read the system and the radix operand of storage, whether the operand of synchronous detection input meets the regulation of system, if conform to then allow the input of this radix operand and enter step (d),
If be not inconsistent then return step (a);
(d) input operator;
(e) append the system symbol and offer the radix operand;
(f) if do not change the system pattern, directly enter step (g), if change the system pattern, system is switched in input, and above-mentioned radix operand is converted to the system of switching, enters step (g);
(g) import another radix operand, and store this operand;
(h) read this another radix operand of storage, this computing of synchronous detection does not have the regulation that whether meets current system, if conform to then allow the input of this radix operand and enter step (i), if be not inconsistent then return step (g);
(i) each operand and the operator of calculation process input, and storage operation result;
(j) repeating step (d) to (i) finishes until whole arithmetic expressions, presses the total value that the execute key computing draws final selected system.
2, the method for claim 1 is characterized in that: in step (h), show that the radix operand is converted to the numerical value that switches system.
3, the method for claim 1 is characterized in that: in step (i), when pressing execute key, show system symbol and this arithmetic expression and operation result.
4, a kind of system that can append demonstration radix system character voluntarily at calculating process is characterized in that comprising:
One input block provides the input of numerical data and the switching of radix system pattern;
One I/O snubber assembly links with input block, receives and the temporary transient data that stores the input block input;
One output unit links with the I/O snubber assembly, shows result of calculation, arithmetic expression and system data;
One arithmetical logic computing unit links with the I/O snubber assembly, the numerical data of above-mentioned input is complied with the system that was switched at that time carry out calculation process and obtain end value, is sent to the I/O snubber assembly and stores;
One system symbol supplementing device, link with I/O snubber assembly and arithmetical logic computing unit device, when the operator of the radix operand of calculation process is in addition desired in input, switching with radix operand system pattern, the system character signal of this radix operand is provided voluntarily, be sent to the I/O snubber assembly, and be shown in the next door of this operand by output unit;
One synchronous detecting unit, be attached between I/O snubber assembly and the system symbol supplementing device, read the radix operand from the I/O snubber assembly, whether sync check input radix operand meets the regulation of current system, accept the input of this operand as then I/O snubber assembly up to specification, re-enter the radix operand as against regulation then the wait; And
One execute key after having imported arithmetic expression, is pressed the total value that this key computing draws final system.
5, system as claimed in claim 4 is characterized in that: arithmetical logic computing unit logarithm value data according to the system that switched at that time in addition calculation process obtain result value, input-output unit is shown.
6, system as claimed in claim 4, it is characterized in that: have a read-only memory and a Dynamic Random Access Memory, described read-only memory is attached between Dynamic Random Access Memory and the arithmetical logic computing unit device, do not finish to set as the time spent being activated at synchronous detection unit or system symbol supplementing device, so that arithmetic expression and end value thereof are stored in the read-only memory from Dynamic Random Access Memory.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021462933A CN100444105C (en) | 2002-10-21 | 2002-10-21 | Method and system for adding display basic number scale symbol to operation equation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021462933A CN100444105C (en) | 2002-10-21 | 2002-10-21 | Method and system for adding display basic number scale symbol to operation equation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1492312A CN1492312A (en) | 2004-04-28 |
| CN100444105C true CN100444105C (en) | 2008-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021462933A Expired - Fee Related CN100444105C (en) | 2002-10-21 | 2002-10-21 | Method and system for adding display basic number scale symbol to operation equation |
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| Country | Link |
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| CN (1) | CN100444105C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103577157B (en) * | 2013-11-13 | 2016-04-13 | Tcl通讯（宁波）有限公司 | A kind of computing method of mobile terminal counter and device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2219509Y (en) * | 1994-08-25 | 1996-02-07 | 金宝电子工业股份有限公司 | Calculator with repeating operation function |
| CN2219508Y (en) * | 1994-08-24 | 1996-02-07 | 金宝电子工业股份有限公司 | Calculator with display function in operation |
| CN1300008A (en) * | 1999-12-15 | 2001-06-20 | 金宝电子工业股份有限公司 | Calculation device, method and product capable of making up implied multiple sign automatically |
| CN1338678A (en) * | 2000-08-16 | 2002-03-06 | 金宝电子工业股份有限公司 | Computer unit for automatically adding signs about carry system and its method |
-
2002
- 2002-10-21 CN CNB021462933A patent/CN100444105C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2219508Y (en) * | 1994-08-24 | 1996-02-07 | 金宝电子工业股份有限公司 | Calculator with display function in operation |
| CN2219509Y (en) * | 1994-08-25 | 1996-02-07 | 金宝电子工业股份有限公司 | Calculator with repeating operation function |
| CN1300008A (en) * | 1999-12-15 | 2001-06-20 | 金宝电子工业股份有限公司 | Calculation device, method and product capable of making up implied multiple sign automatically |
| CN1338678A (en) * | 2000-08-16 | 2002-03-06 | 金宝电子工业股份有限公司 | Computer unit for automatically adding signs about carry system and its method |
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| Publication number | Publication date |
|---|---|
| CN1492312A (en) | 2004-04-28 |
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