CN102073044A - Positioning equipment, system and method - Google Patents

Positioning equipment, system and method Download PDF

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Publication number
CN102073044A
CN102073044A CN2010106032192A CN201010603219A CN102073044A CN 102073044 A CN102073044 A CN 102073044A CN 2010106032192 A CN2010106032192 A CN 2010106032192A CN 201010603219 A CN201010603219 A CN 201010603219A CN 102073044 A CN102073044 A CN 102073044A
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CN
China
Prior art keywords
electromagnetic
signal receiver
zone
cabinet
signal
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CN2010106032192A
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Chinese (zh)
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CN102073044B (en
Inventor
王茜
崔文博
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中国农业银行股份有限公司
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Priority to CN2010106032192A priority Critical patent/CN102073044B/en
Publication of CN102073044A publication Critical patent/CN102073044A/en
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Publication of CN102073044B publication Critical patent/CN102073044B/en

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Abstract

The invention provides positioning equipment, a positioning system and a positioning method. The positioning equipment comprises a signal receiver, a trigger and an electromagnetic transmitter, wherein the electromagnetic transmitter is positioned in a region to be detected; the trigger is used for triggering the electromagnetic transmitter according to the position of the signal receiver; the electromagnetic transmitter is used for generating an electromagnetic field in the region to be detected; and the signal receiver is used for receiving a signal transmitted by a signal transmitter in the region to be detected under the action of an electromagnetic field and positioning an object with the signal transmitter positioned in the region to be detected according to the transmitting signal. In the embodiment, the existing region of the electromagnetic field is limited, so that granularity required to be distinguished by the signal receiver and aiming at the object to be positioned is greatly reduced, and positioning precision is improved.

Description

A kind of positioning equipment, positioning system and localization method

Technical field

The present invention relates to field of locating technology, relate in particular to a kind of positioning equipment, positioning system and localization method.

Background technology

The main task of store management is that the object of depositing in zones of different (cabinet) is carried out the classification management, accomplishes that quantity is accurate, and it is clear to locate, efficient administration.The mode that adopts paper labels, lacquer pen to write identifies object or the mode of operation of mark obviously has not been suitable for the store management of magnanimity object, and not only efficient is lower for it, and the process that object is positioned is more loaded down with trivial details, is difficult to carry out.

In the prior art, the mode of utilizing radio RF recognition technology RFID to come object to be positioned management is widely used in numerous places and field, for example library, logistics, supplies management.When utilizing RFID to object localization, as shown in Figure 1, post RFID label 11 on the object, be integrated with electromagnetic launcher 121 and signal receiver 122 in the positioning equipment 12, when the hand-held 12 pairs of objects of positioning equipment of staff position when searching this object, form electromagnetic field by the electromagnetic launcher on the triggered location equipment 121 in certain zone, be positioned at RFID label on the object in this zone under the effect of electromagnetic field, activate the inside chip circuit, send radiofrequency signal, receive by the signal receiver on the positioning equipment 12 122, form data message.Signal receiver 122 can form the data message of radiofrequency signal correspondence, i.e. object that may be positioning separately according to different radiofrequency signals.

Yet, the inventor discovers in realizing process of the present invention, when distance is very little between the magnanimity object of storage, for example among Fig. 2, object A is stored in the cabinet 21, object B is stored in the cabinet 22, cabinet 21,22 is adjacent and all be positioned at the electromagnetic field zone that positioning equipment 23 is produced, because the signal penetrability that the RFID label on the object sends is stronger, and the sensitivity of positioning equipment 23 has certain restriction, even the signal of the emission of the RFID label on the object A is different with the RFID label on the object B, be difficult to also determine that object A is arranged in cabinet 21, or in the cabinet 22.Therefore, positioning equipment of the prior art and localization method can't be distinguished the object in the contiguous cabinet, and also promptly the granularity to area dividing is bigger, and the degree of accuracy of location is lower.

Summary of the invention

The embodiment of the invention provides a kind of positioning equipment, positioning system and localization method, can reduce the area dividing granularity, improves the degree of accuracy of location.

In order to solve the problems of the technologies described above, the technical scheme of the embodiment of the invention is as follows:

A kind of positioning equipment comprises signal receiver, trigger and the electromagnetic launcher that is positioned at zone to be measured,

Described trigger is used for according to the described electromagnetic launcher of the location triggered of described signal receiver;

Described electromagnetic launcher is used for generating an electromagnetic field in described zone to be measured;

Described signal receiver is used to receive the signal that the sender unit that is positioned at described zone to be measured is launched under the effect of described electromagnetic field; And position being positioned at the object that described zone to be measured has described sender unit according to described transmitting.

Further, described zone to be measured is the cabinet with signal shielding function.

Further, described trigger comprises the inductor that is used to respond to described signal receiver position.

Further, described inductor is one of following:

Pressure inductor, heating power inductor, optical sensor.

Further, described sender unit is the RFID label.

A kind of positioning system, the cabinet that comprises positioning equipment and have the signal shielding function, described cabinet is used to deposit the object with sender unit;

Described positioning equipment comprises signal receiver, trigger and the electromagnetic launcher that is positioned at described cabinet,

Described trigger is used for according to the described electromagnetic launcher of the location triggered of described signal receiver;

Described electromagnetic launcher is used for generating an electromagnetic field in described cabinet;

Described signal receiver is used to receive the signal that the sender unit that is positioned at described cabinet is launched under the effect of described electromagnetic field; And position being positioned at the described object of described cabinet with sender unit according to described transmitting.

A kind of localization method comprises:

Trigger is positioned at the electromagnetic launcher in zone to be measured according to the location triggered of signal receiver, generates an electromagnetic field in described zone to be measured;

The signal that the sender unit that described signal receiver reception is positioned at described zone to be measured is launched under the effect of described electromagnetic field;

Described signal receiver transmits according to described, positions being positioned at the object that described zone to be measured has described sender unit.

Further, described zone to be measured is the cabinet with signal shielding function.

Further, described trigger comprises the inductor that is used to respond to described signal receiver position.

Further, described inductor is one of following:

Pressure inductor, heating power inductor, optical sensor.

The embodiment of the invention is by separating electromagnetic launcher with signal receiver, increase trigger, make and have only when signal receiver is in a certain position, trigger just triggers the electromagnetic launcher in a certain zone, and electromagnetic field is limited in this zone by means such as shieldings, make and to have only the object that has sender unit in this fixed area just can under the effect of electromagnetic field, transmit, and then by the signal receiver received signal and position.This mode has reduced the granularity that signal receiver will be distinguished at the object of needs location greatly, thereby has improved the degree of accuracy of location by the existence zone of restriction electromagnetic field.

Description of drawings

In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.

Fig. 1 utilizes the synoptic diagram of RFID to object localization in the prior art;

Fig. 2 is the synoptic diagram that utilizes RFID that the object in the adjacent cabinet is positioned in the prior art;

Fig. 3 is the structural representation of a kind of positioning equipment of the embodiment of the invention;

Fig. 4 is the structural representation of the another kind of positioning equipment of the embodiment of the invention;

Fig. 5 is the structural representation of a kind of positioning system of the embodiment of the invention;

Fig. 6 is a kind of localization method process flow diagram of the embodiment of the invention.

Embodiment

In order to make those skilled in the art can further understand feature of the present invention and technology contents, see also following about detailed description of the present invention and accompanying drawing, accompanying drawing only provide with reference to and explanation, be not to be used for limiting the present invention.

In the prior art, be integrated with electromagnetic launcher and signal receiver on the positioning equipment simultaneously, the electromagnetic field zone that electromagnetic launcher produces is excessive, make the object that has the RFID label in the large tracts of land scope all transmit to signal receiver, and because the penetrability of signal is more intense, signal receiver has received the signal of most object emissions, thereby the regional granularity that the object that makes signal receiver locate at needs is distinguished is excessive, has caused the reduction of setting accuracy.

Based on this, the embodiment of the invention provides a kind of positioning equipment, positioning system and localization method, by electromagnetic launcher is separated with signal receiver, increase trigger, make and have only when signal receiver is in a certain position, trigger just triggers the electromagnetic launcher in a certain zone, and electromagnetic field is limited in this zone by means such as shieldings, make and to have only the object that has sender unit in this fixed area just can under the effect of electromagnetic field, transmit, and then by the signal receiver received signal and position.This mode has reduced the granularity that signal receiver will be distinguished at the object of needs location greatly, thereby has improved the degree of accuracy of location by the existence zone of restriction electromagnetic field.

Below in conjunction with drawings and Examples, technical scheme of the present invention is described.

Referring to Fig. 3, be the structural representation of a kind of positioning equipment of the embodiment of the invention.

This positioning equipment can comprise signal receiver 31, trigger 32 and electromagnetic launcher 33, and wherein, electromagnetic launcher 33 is positioned at zone to be measured.

Trigger 32 is used for the location triggered electromagnetic launcher 33 according to signal receiver 31.

Electromagnetic launcher 33 is used for generating an electromagnetic field in zone to be measured.

Signal receiver 31 is used to receive the signal that the sender unit that is positioned at zone to be measured is launched under the effect of electromagnetic field; And position being positioned at the object that zone to be measured has this sender unit according to transmitting.

When the object in the zone to be measured to certain positions, at first signal receiver 31 is positioned over a certain desired location, the boundary position in this zone to be measured for example, trigger 32 can trigger the electromagnetic launcher 33 that places in this zone to be measured and generated an electromagnetic field this moment, and by means such as this zones to be measured of shielding, make the electromagnetic field that produces only be confined in this zone to be measured, the object that then has sender unit in this zone to be measured can transmit under the effect of electromagnetic field, receive this signal by signal receiver 31 then, and generate corresponding data, and then positioning object according to this signal.

Positioning equipment in the present embodiment has reduced the granularity that signal receiver will be distinguished at the object of needs location greatly, thereby has improved the degree of accuracy of location by the existence zone of restriction electromagnetic field.

Referring to Fig. 4, be the structural representation of the another kind of positioning equipment of the embodiment of the invention.

Positioning equipment can comprise signal receiver, trigger and at least two electromagnetic launchers at least, and the positioning equipment in the present embodiment is with 41, three triggers of a signal receiver, and three electromagnetic launcher 43A, 43B, 43C are example.

Wherein, in the present embodiment, zone to be measured is the cabinet with signal shielding function, three electromagnetic launchers lay respectively in separately the zone to be measured, be that electromagnetic launcher 43A is arranged among the cabinet A, electromagnetic launcher 43B is arranged among the cabinet B, and 43C is arranged among the cabinet C.Cabinet has metal shell, and this metal shell has an opening certainly, is used to pick and place object, and be used for the signal that signal receiver 41 receives object emission in the cabinets, concrete, this cabinet can be a cube structure, and wherein five surfaces are the metal surface.

Three triggers comprise the inductor that is used for induced signal receiver 41 positions, be example in the present embodiment with the pressure inductor, the corresponding respectively cabinet front side that is arranged on cabinet A, B, C of three pressure inductor 42A, 42B, 42C, three pressure inductors respectively with relative cabinet in electromagnetic launcher connect.

When using this positioning equipment that the jobbie a in the unknown cabinet is positioned, at first hand-held signal receiver 41 stands on the position of the pressure inductor 42A before the cabinet A, pressure inductor 42A is behind the signal that receives the pressure generation, trigger connected electromagnetic launcher 43A, generate an electromagnetic field, because cabinet has the metal shell for half-surrounded, can produce shielding action to electromagnetic field, make and the adjoining cabinet B of cabinet A, there is not electromagnetic field among the C, thereby have only and have the RFID label (in the present embodiment among the cabinet A, sender unit is the RFID label) object can be under the effect of electromagnetic field emitting radio frequency signal, receive by 41 pairs of these signals of signal receiver then, form data message.Whether the data message that produces according to signal receiver 41 can be stored among this cabinet A by judgment object a, if, then can further locate the particular location of object a in cabinet A according to data message, this further location process is same as the prior art, repeats no more herein; If not, then after the same method, signal receiver 41 is arranged on the position of the pressure inductor 42B before the cabinet B, position once more, until navigating to object a.

In other embodiments, the inductor of trigger can also be heating power inductor, optical sensor etc.

Positioning equipment in the present embodiment is by the existence zone of restriction electromagnetic field, need can determine the object of location to be on earth in which cabinet, thereby reduced the granularity that signal receiver will be distinguished at the object of needs location greatly, improved the degree of accuracy of location.

Referring to Fig. 5, be the structural representation of a kind of positioning system of the embodiment of the invention.

This positioning system comprises positioning equipment 51 and cabinet 52.Wherein, cabinet 52 has the signal shielding function, and cabinet 52 is used to deposit the object with sender unit.

This positioning equipment 51 comprises the electromagnetic launcher 521 that is positioned at cabinet 52, is used to receive the signal receiver that transmits 522 of object in the cabinet 52, and the trigger 523 that is used to trigger electromagnetic launcher 521 and induced signal receiver 522 positions.

Trigger 523 is used for the location triggered electromagnetic launcher 521 according to signal receiver 522; Electromagnetic launcher 521 is used for generating an electromagnetic field in cabinet 52; Signal receiver 522 is used to receive the signal that the sender unit that is positioned at cabinet 52 is launched under the effect of electromagnetic field; And position being positioned at the object that cabinet 52 has sender unit according to transmitting.Its specific implementation process please refer to the description of previous embodiment, repeats no more herein.

Positioning system in the present embodiment is by separating the electromagnetic launcher in the positioning equipment with signal receiver, and the signal shielding function that cabinet is set, limited the zone that electromagnetic field exists, reduce the granularity that signal receiver will be distinguished at the object of needs location greatly, thereby improved the degree of accuracy of location.

Referring to Fig. 6, be a kind of localization method process flow diagram of the embodiment of the invention.

This localization method can comprise:

Step 601, trigger is positioned at the electromagnetic launcher in zone to be measured according to the location triggered of signal receiver, generates an electromagnetic field in this zone to be measured.

In the present embodiment, after trigger is at first sensed the position of signal receiver by pressure inductor or heating power inductor etc., the electromagnetic launcher that triggers in the zone to be measured corresponding with this position generates an electromagnetic field, this zone to be measured has the signal shielding function, so that electromagnetic field is confined in this zone to be measured, thereby can guarantee that the object that only is positioned at this zone to be measured can transmit by sender unit under the effect of electromagnetic field.

Step 602, signal receiver receive the signal that the sender unit be positioned at this zone to be measured is launched under the effect of electromagnetic field.

Step 603, signal receiver be according to transmitting, and positions being positioned at the object that zone to be measured has sender unit.

The signal receiver received signal also can form data message according to this signal, and then can position object according to this data message.

The specific implementation process of each step please refer to the corresponding description of previous embodiment in the embodiment of the invention, repeats no more herein.

Present embodiment has reduced the granularity that signal receiver will be distinguished at the object of needs location greatly, thereby has improved the degree of accuracy of location by the zone that the restriction electromagnetic field exists.

Above-described embodiment of the present invention does not constitute the qualification to protection domain of the present invention.Any modification of being done within the spirit and principles in the present invention, be equal to and replace and improvement etc., all should be included within the claim protection domain of the present invention.

Claims (10)

1. a positioning equipment is characterized in that, comprises signal receiver, trigger and the electromagnetic launcher that is positioned at zone to be measured,
Described trigger is used for according to the described electromagnetic launcher of the location triggered of described signal receiver;
Described electromagnetic launcher is used for generating an electromagnetic field in described zone to be measured;
Described signal receiver is used to receive the signal that the sender unit that is positioned at described zone to be measured is launched under the effect of described electromagnetic field; And position being positioned at the object that described zone to be measured has described sender unit according to described transmitting.
2. positioning equipment according to claim 1 is characterized in that, described zone to be measured is the cabinet with signal shielding function.
3. positioning equipment according to claim 1 is characterized in that described trigger comprises the inductor that is used to respond to described signal receiver position.
4. positioning equipment according to claim 3 is characterized in that, described inductor is one of following:
Pressure inductor, heating power inductor, optical sensor.
5. positioning equipment according to claim 1 is characterized in that, described sender unit is the RFID label.
6. a positioning system is characterized in that, the cabinet that comprises positioning equipment and have the signal shielding function, and described cabinet is used to deposit the object with sender unit;
Described positioning equipment comprises signal receiver, trigger and the electromagnetic launcher that is positioned at described cabinet,
Described trigger is used for according to the described electromagnetic launcher of the location triggered of described signal receiver;
Described electromagnetic launcher is used for generating an electromagnetic field in described cabinet;
Described signal receiver is used to receive the signal that the sender unit that is positioned at described cabinet is launched under the effect of described electromagnetic field; And position being positioned at the described object of described cabinet with sender unit according to described transmitting.
7. a localization method is characterized in that, comprising:
Trigger is positioned at the electromagnetic launcher in zone to be measured according to the location triggered of signal receiver, generates an electromagnetic field in described zone to be measured;
The signal that the sender unit that described signal receiver reception is positioned at described zone to be measured is launched under the effect of described electromagnetic field;
Described signal receiver transmits according to described, positions being positioned at the object that described zone to be measured has described sender unit.
8. method according to claim 7 is characterized in that, described zone to be measured is the cabinet with signal shielding function.
9. method according to claim 7 is characterized in that described trigger comprises the inductor that is used to respond to described signal receiver position.
10. method according to claim 9 is characterized in that, described inductor is one of following:
Pressure inductor, heating power inductor, optical sensor.
CN2010106032192A 2010-12-23 2010-12-23 Positioning equipment, system and method CN102073044B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010106032192A CN102073044B (en) 2010-12-23 2010-12-23 Positioning equipment, system and method

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Application Number Priority Date Filing Date Title
CN2010106032192A CN102073044B (en) 2010-12-23 2010-12-23 Positioning equipment, system and method

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CN102073044B CN102073044B (en) 2012-11-21

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1349639A (en) * 1999-05-04 2002-05-15 传感电子公司 Self-checkout/self-check-in RFID and electronic article surveillance system
CN101201626A (en) * 2007-12-10 2008-06-18 华中科技大学 Freedom positioning system for robot
CN101248996A (en) * 2007-02-23 2008-08-27 通用电气公司 Coil arrangement for electromagnetic tracking method and system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1349639A (en) * 1999-05-04 2002-05-15 传感电子公司 Self-checkout/self-check-in RFID and electronic article surveillance system
CN101248996A (en) * 2007-02-23 2008-08-27 通用电气公司 Coil arrangement for electromagnetic tracking method and system
CN101201626A (en) * 2007-12-10 2008-06-18 华中科技大学 Freedom positioning system for robot

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