CN105875431B - RFID transceiver, the small-sized livestock and poultry based on RFID transceiver flock together alarm system and alarm method - Google Patents
RFID transceiver, the small-sized livestock and poultry based on RFID transceiver flock together alarm system and alarm method Download PDFInfo
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- 244000144972 livestock Species 0.000 title claims abstract description 27
- 238000000034 method Methods 0.000 title claims abstract description 27
- 244000144977 poultry Species 0.000 title claims abstract description 20
- 229910052751 metal Inorganic materials 0.000 claims abstract description 76
- 239000002184 metal Substances 0.000 claims abstract description 76
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K29/00—Other apparatus for animal husbandry
- A01K29/005—Monitoring or measuring activity, e.g. detecting heat or mating
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K45/00—Other aviculture appliances, e.g. devices for determining whether a bird is about to lay
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Biophysics (AREA)
- Birds (AREA)
- Emergency Alarm Devices (AREA)
Abstract
Alarm system that the present invention provides a kind of RFID transceiver, the small-sized livestock and poultry based on RFID transceiver flock together and alarm method solve the problems, such as the alarm that flocks together under small-sized free-ranging scene.The present invention relates to RFID transceiver, it is especially applied to small-sized livestock and poultry and flocks together the RFID transceiver of alarm.RFID transceiver its transmitting coil in the present invention is installed in the first metal cylinder, the first metal cylinder it is closed at one end；Its receiver is installed in the second metal cylinder；Second metal cylinder inner wall has absorbing material.By above-mentioned improvement, RFID transceiver can be enhanced to the position detection of intensive beacon portable object, so as to effectively detect the situation that flocks together of beacon portable object.
Description
Technical field
The present invention relates to RFID transceiver, it is especially applied to small-sized livestock and poultry and flocks together the RFID transceiver of alarm.
Background technique
Under small-sized free-ranging scene, the phenomenon that the flocking together of livestock and poultry is through the entire culture-cycle and can all occur.Common cause
First is that short time stress factor, livestock and poultry are frightened to cause to flock together；Second is that flocking together in oxygen-deficient situation in giving up；Third is that occurring
When disease, there is the phenomenon that flocks together；Fourth is that temperature is excessively high or too low, all easily there is the phenomenon that flocks together, when temperature drift is inclined to temperature
Low place flocks together.Just recognize due to lacking Forewarning Measures appropriate after raiser often only occurs a large amount of death that flock together
The generation for the phenomenon that flocks together.If can be realized the alarm that flocks together of automation, the corresponding loss of raiser not only will be greatly retrieved,
It can lay the foundation for the automation adjustment of cultivating condition.
RFID technique has been chased after in agricultural industry because its is passive, light-weight, programmable, repeats feature erasable, at low cost
Field application trace back for many years, to guarantee to incude quantity, common RFID system electromagnetic wave is wide-angle transmitting.Utilize orientation RFID
Technology realizes that the technology of beacon distribution around transceiver has not been reported.Flocking together under small-sized free-ranging scene is carried out using RFID technique
Alarm has not been reported.
Summary of the invention
It is given below and simplifying for one or more aspects is summarized to try hard to provide the basic comprehension to such aspect.This
The extensive overview of the not all aspect contemplated is summarized, and is both not intended to identify in all aspects key or decisive
The element also non-range attempted to define in terms of any or all.Its unique purpose be to provide in simplified form it is one or more
Some concepts of a aspect are using the sequence as more specifical explanation given later.
The present invention provides a kind of RFID transceiver, the small-sized livestock and poultry based on RFID transceiver flock together alarm system and alarm side
Method solves the problems, such as the alarm that flocks together under small-sized free-ranging scene.
To achieve the above object, a kind of RFID transceiver is inventor provided, transmitting coil is installed on the first metal cylinder
It is interior, the first metal cylinder it is closed at one end；Its receiver is installed in the second metal cylinder；Second metal cylinder inner wall is with suction wave material
Material；Closed at one end, the other end opening of first metal cylinder；Second metal cylinder is both ends open or closed at one end, separately
One end open；First metal cylinder is rotated with the second metal cylinder, the opening direction of the first metal cylinder and the second metal cylinder
Opening direction is identical.
It further, further include stepper motor, stepper motor is for driving the second metal cylinder or driving RFID transceiver ontology
It rotates in the horizontal direction.
It further, further include power inverter, the current input terminal connection of power inverter and RFID transceiver, for controlling
The reception and transmission range of RFID transceiver processed carries out uniform continuous variation.
Inventor additionally provides a kind of small-sized livestock and poultry based on RFID transceiver and flocks together alarm system, which includes above-mentioned
RFID transceiver and microprocessor；
RFID transceiver is for receiving RFID beacon signal；
Microprocessor calculates the distance between RFID transceiver and beacon for RFID beacon signal based on the received, according to
Received RFID beacon signal calculates the distance between RFID transceiver and beacon, according to distance and the angle of the second metal cylinder
Calculate beacon density；And for triggering the alarm that flocks together when beacon density is more than setting value.
Further, microprocessor is also used to be arranged the individual diameter of beacon portable object, and microprocessor is used for when two beacons
When distance is more than the 1/2 of individual diameter, triggering alarm.
Inventor also provides the small-sized livestock and poultry based on RFID transceiver and flocks together alarm method, comprising steps of
RFID transceiver receives RFID beacon signal；
RFID beacon signal calculates the distance between RFID transceiver and beacon based on the received；
According to distance and the angle calculation beacon density of the second metal cylinder；
If beacon density is more than setting value, the alarm that flocks together is triggered；
RFID transceiver is any RFID transceiver described in claim 1-3.
Further, it before step " according to distance and the angle calculation beacon density of the second metal cylinder ", also wraps
Step is included, the individual diameter of beacon portable object is set；
Step " if beacon density is more than setting value, triggering the alarm that flocks together " is to work as two beacon distances directly more than individual
Diameter 1/2 when, triggering alarm.
It being different from the prior art, above-mentioned technical proposal is by the first metal cylinder closed at one end, by the reflection of metal cylinder,
Enhance the electromagnetic wave ability in assigned direction of RFID transceiver；The both ends of second metal cylinder can be open, be conducive to
When rotating the second metal cylinder, the balance of transceiver is kept；Second metal cylinder be also possible to one end be it is open, the other end be closing
's.Metal cylinder is preferably iron, copper, aluminium material.The shape of first metal cylinder and the second metal cylinder can be rectangular be also possible to
It is circular.
Second metal cylinder inner wall adheres to absorbing material, and absorbing material is that can absorb the electromagnetic wave energy for projecting its surface
A kind of material.Absorbing material can be wave absorbing patch, be also possible to ferrospinel coating.The attachment of second metal cylinder inner wall is inhaled
Wave material is used to absorb the beacon signal for being laterally emitted into the second metal cylinder, reduces it to the second metal cylinder opening face direction
On beacon response signal interference, to enhance the identification of beacon.Absorbing material is believed for solving high frequency in metal cylinder
Number reflection interference problem or inducting for possibility are vortexed noise jamming problem especially when beacon portable object is intensive, RFID beacon
Feedback signal influenced vulnerable to organism concentration etc., it is existing it is simple miss by a mile by beacon feedback information, positioning accurate
Degree is unable to satisfy use demand usually in 1.5m-2m.And by above-mentioned improvement, RFID transceiver can be enhanced to intensive beacon
The position detection of portable object, so as to effectively detect the situation that flocks together of beacon portable object.
And above-mentioned RFID transceiver reception and transmission range can be from 1m-40m, installing power inverter additional can realize that 1m-40m's is continuous
Variation, and then be according to further corrected range calculated result to incude the variation of radius, this is apart from the beneficial of calculated result
Supplement.Scanning can be realized under the conditions of small-sized livestock and poultry free-ranging within the scope of 5000 square metres, most of breeding environments is met and wants
It asks.It can support to position 6000 beacons simultaneously inside this system, fully meet the intensive journey of livestock and poultry of farm actual capabilities appearance
As a result degree was calculated less than 0.1 second, the real-time communication with clients such as mobile phones can be realized by installing wireless module additional, and can be used as necessity
The sensor that flocks together construct a variety of Internet of things system.
To address related purpose before capable of reaching, this one or more aspect, which is included in, to be hereinafter fully described and appended
The feature particularly pointed out in claim.The following description and drawings illustrate certain explanations of this one or more aspect
Property feature.But these features are only several in the various modes for indicate the principle that various aspects can be used, and
This description is intended to cover all such aspects and its equivalent aspect.
Detailed description of the invention
Disclosed aspect is described below with reference to attached drawing, provide attached drawing be in order to illustrate and non-limiting disclosed side
Face, similar label indicates similar elements in attached drawing, and wherein:
Fig. 1 is RFID transceiver schematic diagram described in specific embodiment；
Fig. 2 is the RFID transceiver schematic diagram described in specific embodiment with dust cover.
Description of symbols:
10, RFID transceiver；
101, the first metal cylinder；
102, transmitting coil；
103, emission of radio frequency signals direction；
104, the first metal cylinder bottom；
105, beacon signal reception direction；
106, beacon signal reception direction；
107, the second metal cylinder；
108, receiver；
201, dust cover；
202, pedestal.
Specific embodiment
Technology contents, construction feature, the objects and the effects for detailed description technical solution, below in conjunction with specific reality
It applies example and attached drawing is cooperated to be explained in detail.In the following description, numerous details is elaborated for explanatory purposes to provide pair
The thorough understanding of one or more aspects.It will be evident that such aspect can also be practiced without these details.
Referring to Fig. 1, RFID transceiver 10, transmitting coil 102 is installed in the first metal cylinder 101, the first metal cylinder
It is closed at one end, as shown in figure 1 104 be the first metal cylinder bottom；Its receiver 108 is installed in the second metal cylinder 107；Second gold medal
Belong to 107 inner wall of cylinder and has absorbing material.
The swingable movement of second metal cylinder can be rotated along an axis, for example, its can be it is even along the direction A in figure
Speed rotates preferred first metal cylinder as the second metal cylinder rotates, or entire RFID transmitter does uniform rotation, referring to fig. 2,
It can be RFID transceiver ontology 10 and is located on a pedestal 202, and pedestal 202 is driven by a stepper motor.First metal cylinder and
The opening width and depth of second metal cylinder are respectively according to the reception ability and agriculture of the emissive porwer of transmitting coil and antenna
Size is given up to determine.The length of metal cylinder is longer, and side interference is fewer, otherwise length is shorter, and side interference is bigger.
By the reflex of the first metal cylinder closed at one end, enhance the electromagnetic wave in assigned direction of RFID transceiver
Intensity；It is preferred that the opening direction of the first metal cylinder is identical as the opening direction of the second metal cylinder.The both ends of second metal cylinder can be with
Be it is open, be conducive to keep the balance of transceiver when rotating the second metal cylinder；Second metal cylinder is also possible to one end
Open, the other end is closed.Metal cylinder is preferably iron, copper, aluminium material.The shape of first metal cylinder and the second metal cylinder can
It is circular to be that direction is also possible to.
Second metal cylinder inner wall adheres to absorbing material, and absorbing material is that can absorb the electromagnetic wave energy for projecting its surface
A kind of material.Absorbing material can be wave absorbing patch, be also possible to ferrospinel coating.The attachment of second metal cylinder inner wall is inhaled
Wave material is used to absorb the beacon signal for being laterally emitted into the second metal cylinder, reduces it on the second metal cylinder opening direction
The interference of the response signal of beacon, to enhance the identification of beacon signal.Especially when beacon portable object is intensive, RFID beacon
Feedback signal influenced vulnerable to organism concentration etc., it is existing it is simple miss by a mile by beacon feedback information, positioning accurate
Degree is unable to satisfy use demand usually in 1.5m-2m.And by above-mentioned improvement, RFID transceiver can be enhanced to intensive beacon
The position detection of portable object, so as to effectively detect the situation that flocks together of beacon portable object.
It is flocked together alarm system using small-sized livestock and poultry of the above-mentioned RFID transceiver design based on RFID transceiver comprising above-mentioned
RFID transceiver further includes processor, and microprocessor, which can be embeded processor, can be general processor；RFID transceiver
For receiving RFID beacon signal；And digital signal is converted by the signal strength of beacon, micro- place is sent by the digital signal
Manage device.RFID beacon signal calculates the distance between RFID transceiver and beacon to microprocessor based on the received, based on the received
RFID beacon signal calculates the distance between RFID transceiver and beacon, is believed according to the angle calculation of distance and the second metal cylinder
Mark distribution density；And for triggering the alarm that flocks together when beacon density is more than setting value.
Whether single RFID transceiver there are the excessively high feelings of beacon density in the range of can be used for detecting specific direction
Condition, such as when can be the second metal cylinder of RFID transceiver and being directed toward certain direction, the beacon letter in a certain signal strength range
It number is more than to specify number, that is, it is excessively high to regard as beacon density, should trigger alarm.It can be understood that it is also possible to pass through
Three or more RFID transceivers, thus the position of more accurate determination beacon portable object, thus more accurate calculating
Beacon density out；Such as detect that the beacon signal in unit area is more than 3 and triggers by three RFID transceivers
Alarm.
Beacon portable object is livestock or the equipment for carrying RFID beacon, and when detecting livestock and flocking together, RFID beacon can be with
It is mounted on the body of livestock.And the situation that flocks together then further judges also according to the Individual Size of livestock, livestock individual not
In disconnected developmental process, the density conditions of triggering alarm are constantly set according to the Individual Size of livestock, correctly to detect and sentence
The appearance of the disconnected situation that flocks together.The density conditions that triggering alarm is arranged can be the beacon of setting unit area internal trigger alarm
Number, or the beacon number that setting turns over unit angle, the triggering of unlike signal strength range section is alarmed, or two beacons of setting
Between minimum range, minimum range can be the 1/2 of the individual minimum diameter of beacon portable object.
In a certain specific embodiment, when a certain RFID beacon obtains energy in the electromagnetic field that certain RFID transceiver is launched
Amount generates the transmit circuit in oscillation and then initiation beacon inside beacon and generates comprising specific information (comprising starting transmitter
ID, this beacon ID and the signal strength information received) electromagnetic wave, received by the RFID transceiver, and then according to reception
The signal strength information arrived calculates the distance between RFID transceiver and beacon.Calculating the of beacon distance and RFID transceiver
On the basis of the rotational angle of two metal cylinders, beacon distribution around can be obtained, and then according to beacon concentration according to judgement
Condition carries out the alarm that flocks together.The Rule of judgment that flocks together is: determining the Individual Size and beacon wearing mode of cultivation object first, herein
On the basis of when there is 3 and the above beacon distribution distance less than 1/2 individual diameter, triggering alarm.It can also be practical according to cultivation
Situation further corrects above-mentioned Rule of judgment.
In above-mentioned technical proposal, above-mentioned RFID transceiver reception and transmission range can be from 1m-40m, and installing power inverter additional can realize
The consecutive variations of 1m-40m, and then be according to further corrected range calculated result to incude the variation of radius, this is distance meter
Calculate the useful supplement of result.Scanning can be realized under the conditions of small-sized livestock and poultry free-ranging within the scope of 5000 square metres, is met mostly
Number breeding environment requirement.It can support to position 6000 beacons simultaneously inside this system, fully meet the appearance of farm actual capabilities
Livestock and poultry concentration, as a result calculate less than 0.1 second, the real-time communication with clients such as mobile phones can be realized by installing wireless module additional,
And it can be used as the necessary sensor that flocks together and construct a variety of Internet of things system.
Referring to Fig. 1, Fig. 2, the rotation of above-mentioned RFID transceiver 10 can be by connecting with stepper motor, and RFID transceiver is whole
Body is installed in dust cover 201, and the material that dust cover can not influence RFID signal propagation with plastics etc. manufactures.Pedestal 202
It is interior in addition to stepper motor is installed, also mountable singlechip CPU, communication module, energy module etc., or further with cell phone client
Connection, and a series of Internet of Things applications can be developed based on this.This system volume very little, can be placed in breeding house ground or
The scanning algorithm in CPU, Ji Keying are simultaneously accordingly modified in the slightly above position on ground, the slightly motion mode of modification RFID transceiver
Cultivation place for different types of livestock.
The above-mentioned small-sized livestock and poultry based on RFID transceiver flock together alarm system alarm method comprising steps of
RFID transceiver receives RFID beacon signal；
RFID beacon signal calculates the distance between RFID transceiver and beacon based on the received；
According to distance and the angle calculation beacon density of the second metal cylinder；
If beacon density is more than setting value, the alarm that flocks together is triggered.
Preferably, it before step " according to distance and the angle calculation beacon density of the second metal cylinder ", also wraps
Step is included, the individual diameter of beacon portable object is set.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or the terminal device that include a series of elements not only include those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or end
The intrinsic element of end equipment.In the absence of more restrictions, being limited by sentence " including ... " or " including ... "
Element, it is not excluded that there is also other elements in process, method, article or the terminal device for including the element.This
Outside, herein, " being greater than ", " being less than ", " being more than " etc. are interpreted as not including this number；" more than ", " following ", " within " etc. understand
Being includes this number.
It should be understood by those skilled in the art that, the various embodiments described above can provide as method, apparatus or computer program production
Product.Complete hardware embodiment, complete software embodiment or embodiment combining software and hardware aspects can be used in these embodiments
Form.The all or part of the steps in method that the various embodiments described above are related to can be instructed by program relevant hardware come
It completes, the program can store in the storage medium that computer equipment can be read, for executing the various embodiments described above side
All or part of the steps described in method.The computer equipment, including but not limited to: personal computer, server, general-purpose computations
It is machine, special purpose computer, the network equipment, embedded device, programmable device, intelligent mobile terminal, smart home device, wearable
Smart machine, vehicle intelligent equipment etc.；The storage medium, including but not limited to: RAM, ROM, magnetic disk, tape, CD, sudden strain of a muscle
It deposits, USB flash disk, mobile hard disk, storage card, memory stick, webserver storage, network cloud storage etc..
The various embodiments described above are referring to the method according to embodiment, equipment (system) and computer program product
Flowchart and/or the block diagram describes.It should be understood that can be realized by computer program instructions every in flowchart and/or the block diagram
The combination of process and/or box in one process and/or box and flowchart and/or the block diagram.It can provide these computers
Program instruction generates a machine to the processor of computer equipment, so that the finger executed by the processor of computer equipment
It enables and generates to specify in one or more flows of the flowchart and/or one or more blocks of the block diagram
The device of function.
These computer program instructions, which may also be stored in, to be able to guide computer equipment computer operate in a specific manner and sets
In standby readable memory, so that the instruction being stored in the computer equipment readable memory generates the manufacture including command device
Product, command device realization refer in one or more flows of the flowchart and/or one or more blocks of the block diagram
Fixed function.
These computer program instructions can also be loaded into computer equipment, so that executing on a computing device a series of
Operating procedure is to generate computer implemented processing, so that the instruction executed on a computing device is provided for realizing in process
The step of function of being specified in figure one process or multiple processes and/or block diagrams one box or multiple boxes.
Although the various embodiments described above are described, once a person skilled in the art knows basic wounds
The property made concept, then additional changes and modifications can be made to these embodiments, so the above description is only an embodiment of the present invention,
It is not intended to limit scope of patent protection of the invention, it is all to utilize equivalent structure made by description of the invention and accompanying drawing content
Or equivalent process transformation, being applied directly or indirectly in other relevant technical fields, similarly includes in patent of the invention
Within protection scope.
Claims (7)
1.RFID transceiver, which is characterized in that its transmitting coil is installed in the first metal cylinder, an end seal of the first metal cylinder
It closes；Its receiver is installed in the second metal cylinder；Second metal cylinder inner wall has absorbing material；One end of first metal cylinder
Closing, the other end are open；Second metal cylinder is both ends open or closed at one end, and the other end is open；First metal cylinder
As the second metal cylinder rotates, the opening direction of the first metal cylinder is identical as the opening direction of the second metal cylinder.
2. RFID transceiver according to claim 1, which is characterized in that further include stepper motor, stepper motor is for driving
Dynamic second metal cylinder or driving RFID transceiver ontology rotate in the horizontal direction.
3. RFID transceiver according to claim 1, which is characterized in that further include power inverter, power inverter with
The current input terminal of RFID transceiver connects, and the reception and transmission range for controlling RFID transceiver carries out uniform continuous variation.
The alarm system 4. the small-sized livestock and poultry based on RFID transceiver flock together, which is characterized in that including appointing as described in claim 1-3
One RFID transceiver and microprocessor；
RFID transceiver is for receiving RFID beacon signal；
Microprocessor calculates the distance between RFID transceiver and beacon for RFID beacon signal based on the received, according to reception
RFID beacon signal calculate the distance between RFID transceiver and beacon, according to apart from and the second metal cylinder angle calculation
Beacon density；And for triggering the alarm that flocks together when beacon density is more than setting value.
The alarm system 5. the small-sized livestock and poultry according to claim 4 based on RFID transceiver flock together, which is characterized in that micro- place
Reason device is also used to be arranged the individual diameter of beacon portable object, is used to when two beacon distances be more than the 1/ of individual diameter for processor
When 2, triggering alarm.
The alarm method 6. the small-sized livestock and poultry based on RFID transceiver flock together, which is characterized in that comprising steps of
RFID transceiver receives RFID beacon signal；
RFID beacon signal calculates the distance between RFID transceiver and beacon based on the received；
According to distance and the angle calculation beacon density of the second metal cylinder；
If beacon density is more than setting value, the alarm that flocks together is triggered；
RFID transceiver is any RFID transceiver described in claim 1-3.
The alarm method 7. the small-sized livestock and poultry according to claim 6 based on RFID transceiver flock together, which is characterized in that in step
Suddenly " according to distance and the second metal cylinder angle calculation beacon density " before, further include step, setting beacon carry
The individual diameter of body；
If " beacon density is more than setting value, triggers the alarm that flocks together " is when two beacon distances are more than the 1/2 of individual diameter
When, triggering alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610242901.0A CN105875431B (en) | 2016-04-19 | 2016-04-19 | RFID transceiver, the small-sized livestock and poultry based on RFID transceiver flock together alarm system and alarm method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610242901.0A CN105875431B (en) | 2016-04-19 | 2016-04-19 | RFID transceiver, the small-sized livestock and poultry based on RFID transceiver flock together alarm system and alarm method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105875431A CN105875431A (en) | 2016-08-24 |
| CN105875431B true CN105875431B (en) | 2019-03-08 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1642412A (en) * | 2002-03-21 | 2005-07-20 | 特伦诺有限公司 | A system and method for tracking individuals |
| CN1867249A (en) * | 2003-09-04 | 2006-11-22 | Mmi基因组公司 | Device and method for animal tracking |
| CN101542831A (en) * | 2007-07-09 | 2009-09-23 | 株式会社村田制作所 | Wireless IC device |
| CN102339407A (en) * | 2010-07-27 | 2012-02-01 | 钒创科技股份有限公司 | Thin circuit board with induction coil and method for manufacturing circuit board |
| CN105052774A (en) * | 2015-08-31 | 2015-11-18 | 刘丰 | Pasture animal tracking and supervision system |
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| JP2005216518A (en) * | 2004-01-27 | 2005-08-11 | Mitsubishi Materials Corp | High-dielectric-constant dielectric material and antenna using the dielectric material |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1642412A (en) * | 2002-03-21 | 2005-07-20 | 特伦诺有限公司 | A system and method for tracking individuals |
| CN1867249A (en) * | 2003-09-04 | 2006-11-22 | Mmi基因组公司 | Device and method for animal tracking |
| CN101542831A (en) * | 2007-07-09 | 2009-09-23 | 株式会社村田制作所 | Wireless IC device |
| CN102339407A (en) * | 2010-07-27 | 2012-02-01 | 钒创科技股份有限公司 | Thin circuit board with induction coil and method for manufacturing circuit board |
| CN105052774A (en) * | 2015-08-31 | 2015-11-18 | 刘丰 | Pasture animal tracking and supervision system |
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