CN101604787B - Fast adjustment method of passive ultra-high frequency RFID radio-frequency working area - Google Patents
Fast adjustment method of passive ultra-high frequency RFID radio-frequency working area Download PDFInfo
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- CN101604787B CN101604787B CN 200910055023 CN200910055023A CN101604787B CN 101604787 B CN101604787 B CN 101604787B CN 200910055023 CN200910055023 CN 200910055023 CN 200910055023 A CN200910055023 A CN 200910055023A CN 101604787 B CN101604787 B CN 101604787B
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Abstract
The invention provides a fast adjustment method of a passive ultra-high frequency RFID radio-frequency working area. The fast adjustment method solves the problems that the ultra-high frequency RFID radio-frequency antenna is adjusted to optimize the working area thereof which has large dependency to the experience of staffs and the reliability and the stability of the system are poor, achieves adjustment effect by using an friendly, simple and high efficient operating mode, divides the adjustment actions into homosequential behaviors and reverse behaviors according to limited adjustment actions of the antenna, associates decision time, action, state, transformation probability and yield result by an action decision algorithm, adjusts the actual effects of the actions by reference of an electronic tag representation, optimizingthe sequence of the actions to determine the transfer probability of the antenna state of each type of adjustment action, adopts the order selection for optimizing the adjustment actions so as to be capable of achieving adjustment effect in shortest time and realizing automatic coincidence correction of the radio-frequency working area and the system working area of the antenna, thus realizing the purposes of the invention.
Description
Technical field
The present invention relates to the fast adjustment method in a kind of radio-frequency (RF) identification (RFID) field, particularly the method for a kind of rapid adjustment passive ultra-high frequency RFID working region.
Background technology
REID is carried out the noncontact bidirectional data communication with wireless radio frequency mode, realization is labeled the noncontact of object and identifies automatically, but this technology overcomes sight line effect limits, non-intervention finishes information input and processing, fouling resistance batch process, has informationization, automation, up to date technics characteristics.The Chinese government pays much attention to this new technology industry at home and breeds with application-oriented, common promotion along with government and enterprise, the radio frequency discrimination RFID technology is applied in a lot of fields of Chinese society, to improve people's quality of life, improve the performance of enterprises, the generation material impact enhances public security.By in the occasions such as World Expo of the leading Special Olympic Games in 2007 of government, 2008 Olympic Games and 2010 to radio frequency discrimination RFID The Application of Technology and successful implementation, to set up good mark post effect for the application of RFID such as relevant vehicle management, personal management, stores management, meeting affairs management, safety monitoring, have influence property, reproducible project will be promoted after activity on a large scale.
The radio frequency discrimination RFID technology is in vehicle management, meeting affairs activity personal management and material safety control aspect have more extensively to be used, usually it is long that employing has decipherment distance, cost is low, non-maintaining passive ultra-high frequency RFID system, near Vomitory, set up fixed passive ultra-high frequency RFID read-write equipment, cooperate graphic transmission equipment, control appliance, checkout equipment, interactive device and the network equipment, realization is to vehicle, the information gathering of personnel and goods and materials, transmission and access control, the passive ultra-high frequency RFID system has good expansion, but because the use of passive ultra-high frequency RFID system is ultra-high frequency signal, operating personnel can not experience the variation of adjusting working region that antenna brings intuitively, have under the situation of obvious deviation in antenna coverage areas and working region, will inevitably cause vehicle and personnel's omission and flase drop, have a strong impact on the reliability of system, cause the huge waste of examination work.
If the form that adopts simple manual adjustment also can accuracy rate can not guarantee, the contradiction of poor repeatability because individual difference occurs.
Summary of the invention
The object of the present invention is to provide a kind of fast adjustment method of passive ultra-high frequency RFID radio-frequency working area, solved in the process that the adjustment of ultrahigh frequency RFID antenna optimizes its working region personnel's experience has been relied on problem big, system reliability stability difference, can reach the adjustment effect in the shortest time, realize the automatic coincidence correction of antenna coverage areas and system examination working region.
Technical problem solved by the invention can realize by the following technical solutions:
A kind of fast adjustment method of passive ultra-high frequency RFID radio-frequency working area is characterized in that it comprises the steps:
(1) antenna is arranged on the adjusting device that to carry out the various dimensions adjusting, and with the reference electronic tag that the adopts known position information sign as the radio frequency operation zone, obtain the coincidence degree in antenna its radio frequency operation zone and system works zone in adjustment process arbitrarily, be arranged in the radio frequency operation zone by corresponding arrangement mode with certain spacing with reference to electronic tag;
(2) the regulating and controlling device carries out limited adjustment action to antenna, the action decision making algorithm is set up in limited adjustment action according to antenna, interrelated decision opportunity, action, state, transition probabilities and income result, determine every kind of transition probability of adjusting action meeting respective antenna state by optimal algorithm selection action order, realize the radio frequency operation zone of antenna and the automatic coincidence correction in system works zone.
In one embodiment of the invention, described adjusting device is one to have the The Cloud Terrace that various dimensions are adjusted, and described antenna is arranged on the described The Cloud Terrace.
In one embodiment of the invention, described action decision making algorithm is divided into the limited adjustment action of antenna with order behavior and backward behavior, the system mode of representing some separation of antenna with Si, thereby regulate the radio frequency operation zone of antenna and the coincidence degree in system works zone by the adjustment action of control antenna, drive radio-frequency antenna adjustment action by the internal process decision making algorithm and finish quick calibration adjustment
Further, handle the decision-making as a result of observe phenomena and corresponding uncertain action by setting up a Mathematical Modeling, the same order adjustment action of judgement antenna and backward adjustment are moved to the influence of system mode transition probabilities, and are aided with the feedback information consummatory behavior affirmation with reference to electronic tag.
Further, determine every kind of transition probability of adjusting the antenna of action meeting correspondence by optimal algorithm selection action order, the limited adjustment action of antenna reaches the effect of the following result of influence in present situation at random with optimum order, the transfer situation of judge separating I state and J state is made by changing or anti-trend decision-making with trend, and circulation finally makes state value be in equilibrium and the decision-making process that terminates successively.
In one embodiment of the invention, the order of taking to optimize and revise action is selected and can be reached the adjustment effect in the shortest time, realizes the radio frequency operation zone of antenna and the automatic coincidence correction in system works zone.
In one embodiment of the invention, set up the empirical model storehouse by the substantive test experimental work, make action decision making algorithm reduction action step, carry out the radio frequency operation zone that the shortest running order is adjusted antenna.
In one embodiment of the invention, the fast adjustment method of passive ultra-high frequency RFID radio-frequency working area of the present invention is applicable to that RFID faces the radio frequency operation zone of the frequent adjustment of special needs passive ultra-high frequency RFIDs such as RFID onboard system and the application scenario of efficiently finishing adjustment process fast of unifying of setting up departments.
The fast adjustment method of passive ultra-high frequency RFID radio-frequency working area of the present invention, solve and adjust the ultrahigh frequency RFID antenna to optimize its working region to the dependence of personnel's experience greatly, the problem of system reliability stability difference, with the close friend, simply, operation format reaches the adjustment effect efficiently, limited adjustment action according to antenna, to adjust action is divided into order behavior and backward behavior, with action decision making algorithm interrelated decision opportunity, action, state, transition probabilities and income result, characterize the actual effect of adjusting action with the reference electronic tag, preferred action order is determined every kind of transition probability of adjusting action meeting respective antenna state, the order of taking to optimize and revise action is selected and can be reached the adjustment effect in the shortest time, realize the radio frequency operation zone of antenna and the automatic coincidence correction in system works zone, realize purpose of the present invention.
Description of drawings
Fig. 1 is the schematic flow sheet of the fast adjustment method of passive ultra-high frequency RFID radio-frequency working area of the present invention.
Embodiment
For technological means, creation characteristic that the present invention is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the present invention.
Embodiment
In setting up process, need to make radio frequency operation zone and the system works zone of antenna to coincide, but operating personnel can not experience the variation of adjusting working region that antenna brings intuitively, radio frequency operation zone and system works zone at antenna have under the situation of obvious deviation, will inevitably cause omission and the flase drop of system, have a strong impact on the reliability of system, cause the huge waste of examination work.
As shown in Figure 1, the fast adjustment method of passive ultra-high frequency RFID radio-frequency working area of the present invention, it comprises the steps:
(1) antenna is arranged on the adjusting device that to carry out the various dimensions adjusting, and with the reference electronic tag that the adopts known position information sign as the radio frequency operation zone, obtain the coincidence degree in antenna its radio frequency operation zone and system works zone in adjustment process arbitrarily, be arranged in the radio frequency operation zone by corresponding arrangement mode with certain spacing with reference to electronic tag;
(2) the regulating and controlling device carries out limited adjustment action to antenna, the action decision making algorithm is set up in limited adjustment action according to antenna, interrelated decision opportunity, action, state, transition probabilities and income result, determine every kind of transition probability of adjusting action meeting respective antenna state by optimal algorithm selection action order, realize the radio frequency operation zone of antenna and the automatic coincidence correction in system works zone.
In the present invention, described adjusting device is one to have the The Cloud Terrace that various dimensions are adjusted, and described antenna is arranged on the described The Cloud Terrace.
In the present invention, described action decision making algorithm is divided into the limited adjustment action of antenna with order behavior and backward behavior, the system mode of representing some separation of antenna with Si, thereby regulate the radio frequency operation zone of antenna and the coincidence degree in system works zone by the adjustment action of control antenna, drive radio-frequency antenna adjustment action by the internal process decision making algorithm and finish quick calibration adjustment; Handle the decision-making as a result of observe phenomena and corresponding uncertain action by setting up a Mathematical Modeling, the same order adjustment action of judgement antenna and backward adjustment are moved to the influence of system mode transition probabilities, and are aided with the feedback information consummatory behavior affirmation with reference to electronic tag; Determine every kind of transition probability of adjusting the antenna of action meeting correspondence by optimal algorithm selection action order, the limited adjustment action of antenna reaches the effect of the following result of influence in present situation at random with optimum order, the transfer situation of judge separating I state and J state is made by changing or anti-trend decision-making with trend, and circulation finally makes state value be in equilibrium and the decision-making process that terminates successively.
In the present invention, the order of taking to optimize and revise action is selected and can be reached the adjustment effect in the shortest time, realizes the radio frequency operation zone of antenna and the automatic coincidence correction in system works zone.
In the present invention, set up the empirical model storehouse by the substantive test experimental work, make action decision making algorithm reduction action step, carry out the radio frequency operation zone that the shortest running order is adjusted antenna.
The fast adjustment method of passive ultra-high frequency RFID radio-frequency working area of the present invention can be with simply, operation format reaches the adjustment effect efficiently, its practicality and high efficiency need to be specially adapted to the frequent application scenario of adjusting the passive ultra-high frequency RFID working region and efficiently finishing adjustment process fast, face the RFID onboard system etc. of unifying of setting up departments as RFID.
More than show and described basic principle of the present invention and principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; that describes in above-described embodiment and the specification just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications; these changes and improvements all fall in the claimed scope of the invention, and the claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (5)
1. the fast adjustment method of a passive ultra-high frequency RFID radio-frequency working area is characterized in that, it comprises the steps:
(1) antenna is arranged on the adjusting device that to carry out the various dimensions adjusting, and with the reference electronic tag that the adopts known position information sign as the radio frequency operation zone, obtain the coincidence degree in antenna its radio frequency operation zone and system works zone in adjustment process arbitrarily, be arranged in the radio frequency operation zone by corresponding arrangement mode with certain spacing with reference to electronic tag;
(2) the regulating and controlling device carries out limited adjustment action to antenna, the action decision making algorithm is set up in limited adjustment action according to antenna, interrelated decision opportunity, action, state, transition probabilities and income result, determine every kind of transition probability of adjusting action meeting respective antenna state by optimal algorithm selection action order, realize the radio frequency operation zone of antenna and the automatic coincidence correction in system works zone;
Described action decision making algorithm is divided into the limited adjustment action of antenna with order behavior and backward behavior, the system mode of representing some separation of antenna with Si, thereby regulate the radio frequency operation zone of antenna and the coincidence degree in system works zone by the adjustment action of control antenna, drive radio-frequency antenna adjustment action by the internal process decision making algorithm and finish quick calibration adjustment;
Described fast adjustment method is handled the decision-making as a result of observe phenomena and corresponding uncertain action by setting up a Mathematical Modeling, the same order adjustment action of judgement antenna and backward adjustment are moved to the influence of system mode transition probabilities, and are aided with the feedback information consummatory behavior affirmation with reference to electronic tag;
Described fast adjustment method is determined every kind of transition probability of adjusting the antenna of action meeting correspondence by optimal algorithm selection action order, the limited adjustment action of antenna reaches the effect of the following result of influence in present situation at random with optimum order, the transfer situation of judge separating I state and J state is made by changing or anti-trend decision-making with trend, and circulation finally makes state value be in equilibrium and the decision-making process that terminates successively.
2. fast adjustment method as claimed in claim 1 is characterized in that, described adjusting device is one to have the The Cloud Terrace that various dimensions are adjusted, and described antenna is arranged on the described The Cloud Terrace.
3. fast adjustment method as claimed in claim 1 is characterized in that, the order of taking to optimize and revise action is selected and can be reached the adjustment effect in the shortest time, realizes the radio frequency operation zone of antenna and the automatic coincidence correction in system works zone.
4. fast adjustment method as claimed in claim 1 is characterized in that, sets up the empirical model storehouse by the substantive test experimental work, makes action decision making algorithm reduction action step, carries out the radio frequency operation zone that the shortest running order is adjusted antenna.
5. fast adjustment method as claimed in claim 1 is characterized in that, the fast adjustment method of described passive ultra-high frequency RFID radio-frequency working area is applicable to that RFID faces the RFID onboard system of unifying of setting up departments.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910055023 CN101604787B (en) | 2009-07-17 | 2009-07-17 | Fast adjustment method of passive ultra-high frequency RFID radio-frequency working area |
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| CN 200910055023 CN101604787B (en) | 2009-07-17 | 2009-07-17 | Fast adjustment method of passive ultra-high frequency RFID radio-frequency working area |
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| CN101604787A CN101604787A (en) | 2009-12-16 |
| CN101604787B true CN101604787B (en) | 2013-08-07 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6903656B1 (en) * | 2003-05-27 | 2005-06-07 | Applied Wireless Identifications Group, Inc. | RFID reader with multiple antenna selection and automated antenna matching |
| CN101266643A (en) * | 2007-03-15 | 2008-09-17 | 三电有限公司 | Method for calibrating rfid tag reader |
| CN101344932A (en) * | 2007-06-20 | 2009-01-14 | 香港科技大学 | Method and system for determining the placement of RFID antennas to obtain a readable region for RFID tags |
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2009
- 2009-07-17 CN CN 200910055023 patent/CN101604787B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6903656B1 (en) * | 2003-05-27 | 2005-06-07 | Applied Wireless Identifications Group, Inc. | RFID reader with multiple antenna selection and automated antenna matching |
| CN101266643A (en) * | 2007-03-15 | 2008-09-17 | 三电有限公司 | Method for calibrating rfid tag reader |
| CN101344932A (en) * | 2007-06-20 | 2009-01-14 | 香港科技大学 | Method and system for determining the placement of RFID antennas to obtain a readable region for RFID tags |
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| CN101604787A (en) | 2009-12-16 |
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