CN102542171A - Automatic identification device and method for RFID port of electronic health station - Google Patents
Automatic identification device and method for RFID port of electronic health station Download PDFInfo
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- CN102542171A CN102542171A CN2012100142535A CN201210014253A CN102542171A CN 102542171 A CN102542171 A CN 102542171A CN 2012100142535 A CN2012100142535 A CN 2012100142535A CN 201210014253 A CN201210014253 A CN 201210014253A CN 102542171 A CN102542171 A CN 102542171A
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Abstract
The invention relates to the technical field of radio frequency identification, and discloses an automatic identification device for an RFID (radio frequency identification devices) port of an electronic health station. The automatic identification device comprises a host (101), a port information processing unit, a serial port channel switching unit (103), a signal receiving-transmitting module (104) and an RFID port signal processing module (105) arranged inside the port information processing unit (102), ports (107), RFID reader-writers (108) arranged on the ports, function modules corresponding to the ports (107) and RFID labels arranged on the function modules (106); the port information processing unit is used for corresponding identification information of a scheduled function module sent by the host to a correct port; and the serial port channel switching unit is used as a peripheral function module for receiving host instructions and feeding back corresponding data. According to the automatic identification device disclosed by the invention, in comparison with the prior art, an upper computer program can be automatically sent to the correct port when a plurality of peripheral function modules are controlled by the upper computer program.
Description
Technical field
The present invention relates to the radiofrequency signal recognition technology, particularly relate to the device and the recognition methods of the PORT COM institute link block identification at a kind of electronic health care station.
Background technology
REID, promptly Radio Frenquency Identification is called for short RFID.Be a kind of communication technology, can discern specific objective and read and write related data, and need not to set up machinery between recognition system and the specific objective or optics contacts through radio signals.The radio-frequency recognition system on basis is made up of RFID label, rfid interrogator and antenna.Rfid interrogator produces the electromagnetic wave of CF and launches from antenna through spatial coupling, promptly sends and puts question to signal.When rfid interrogator get into the RFID label read apart from the time, the RFID label can receive this enquirements signal and the electromagnetic wave that rfid interrogator sends is carried out returning to rfid interrogator after backscattering is coupled through antenna, this process is called the answer answer signal.
The RFID technology has been widely applied to a plurality of fields such as supply chain management, production line automation, package delivery business, container management, logistics management, taking care of books, table tool Fare Collection System, door lock management, fixed capital management, intelligent commodity shelf management, medical logistics system at present.
In the system of electronic health care station; The computing machine of operation master routine is connected with different functional through a plurality of RS232 serial communication interfaces of hub expansion; Master routine calls the driver of each functional module through interface routine, and the driver of each functional module carries out the transmission of instruction and data according to preset communications protocol and each module hardware circuit through DB9 serial port.Therefore; When a plurality of modules insert the DB9 port simultaneously; Can judge the port position at certain functional module place fast, set up correct being connected with corresponding driver of modules, be decision integrated the electronic health care station of multinomial function can respond fast and the key of correct execution user operational order.But existing hub can't arbitrarily be changed the matching relationship that port is connected with functional module in application process, and each module must be fixed with certain port and is connected, otherwise can cause the mistake of routine call.When change took place in the position of functional module access interface, program must be done synchronous renewal, could correctly use after resetting.When outer if bottom functional module has when a plurality of, man-to-man fixedly coupling connected mode is given writing with the installation of hardware, safeguarding and bring very big inconvenience of host computer procedure.
Because of above reason, the required port line concentration equipment in electronic health care station must adopt new technology to realize, the normal operation of ability safeguards system.
Summary of the invention
Based on above-mentioned technical matters, the present invention provides a kind of electronic health care station RFID port automatic identification equipment and method, realizes that the identity of RFID PORT COM institute link block is discerned automatically.
The present invention also proposes a kind of electronic health care station RFID port automatic identification equipment, and this device comprises that this device comprises the rfid interrogator 108 that is provided with on main frame 101, port information processing unit, serial ports channel switch unit 103, the signal sending and receiving module 104 that is arranged in port information processing unit 102 and RFID port signal processing module 105, each port one 07 and the port, the functional module 106 of port one 07 correspondence and the RFID label that upward is provided with thereof; It is characterized in that:
Main frame is used to send the identification information of master routine steering order and called functional module; Be connected by one-to-many expansion serial ports between each functional module and the main frame;
The identification information of the called functional module that the port information processing unit is used for main frame is sent corresponds to correct port, makes the functional module of main frame and appointment carry out data communication;
Serial ports channel switch unit is used to receive host command as the peripheral functionality module, and the feedback corresponding data;
Main frame 101 links to each other with port information processing unit 102, and main frame will instruct through serial ports and be sent to port information processing unit 102 with the functional module identification information; Port information processing unit 102 comprises signal transmitting and receiving module 104 and RFID port signal processing module 105; After the module id information comparison that module id information that the port information processing unit will place each port through serial ports channel switch unit 103 rfid interrogator 108 is received from the RFID label 109 that places on each functional module and main frame send; Confirm that host command sends the residing port address of object; And this address information is sent to serial ports channel switch unit 103 through the signal transmitting and receiving module, make it switch to correct port; The instruction that main frame 101 sends is sent to the functional module 106 that this port one 07 connects through signal transmitting and receiving module 104, and receives this module feedack;
The invention allows for a kind of port automatic identifying method based on the RFID technology, the method includes the steps of:
The signal transmitting and receiving module receives master routine instruction and functional module sign recognition command through serial ports;
Rfid interrogator sends to RFID port information processing unit with each module id information, and the module id information comparison with main frame sends sends to the signal transmitting and receiving module with correct address information;
The signal transmitting and receiving module sends to the module of appointment with host command and selected port address through serial ports channel switch unit, and receives this module feedack, and the realization port is discerned automatically.
Compared with prior art; When the problem that the present invention will solve is controlled a plurality of peripheral functionality module at host computer procedure; Can automatically host computer procedure be sent to correct port, for the electronic health care station the correct identification of integrated instrument and functional module thereof with correct the use guarantee is provided.
Description of drawings
Fig. 1 is the composition Organization Chart of PORT COM of the present invention institute link block identity recognition device;
Fig. 2 is the process flow diagram of PORT COM of the present invention institute link block personal identification method.
Embodiment
To combine accompanying drawing below, specific embodiments of the invention is done further detailed description.
As shown in Figure 1; Be electronic health care of the present invention station RFID port automatic identification equipment, this device comprises the rfid interrogator 108 that is provided with on main frame 101, port information processing unit, serial ports channel switch unit 103, the signal sending and receiving module 104 that is arranged in port information processing unit 102 and RFID port signal processing module 105, the port one 07 that installs and the port, the functional module 106 of port one 07 correspondence and the RFID label that upward is provided with thereof.Main frame 101 links to each other with port information processing unit 102, and main frame will instruct through serial ports and be sent to port information processing unit 102 with the functional module identification information.Port information processing unit 102 comprises signal transmitting and receiving module 104 and RFID port signal processing module 105; After the module id information comparison that module id information that the port information processing unit will place each port through serial ports channel switch unit 103 rfid interrogator 108 is received from the RFID label 109 that places on each functional module and main frame send; Confirm that host command sends the residing port address of object; And this address information is sent to serial ports channel switch unit 103 through the signal transmitting and receiving module, make it switch to correct port.The instruction that main frame 101 sends is sent to the functional module 106 that this port one 07 connects through signal transmitting and receiving module 104, and receives this module feedack.
As shown in Figure 2, electronic health care of the present invention station RFID port automatic identifying method comprises following steps:
Step 201: the master routine of operation calls the corresponding functional modules driver according to system requirements on main frame 101, and sends instruction through the expansion serial ports to functional module 106; Each functional module is inserted in each serial ports port, like the DB9 socket at random;
Configuration RFID electronic tag 109 on each functional module, configuration rfid interrogator 108 on each port; Electronic tag 109 can initiatively send the identification information information of functional module.
Step 202: the signal transmitting and receiving module 104 in the port information processing unit 102 receives the instruction of sending from host side, and module id information wherein is sent to RFID port signal processing unit;
Step 206: the rfid interrogator 108 on each port reads the RFID electronic labeling information on the functional module that corresponding port connects, and confirms the identification information of this module;
Step 205: rfid interrogator 108 is sent to RFID information process unit 105 with the module id information of receiving on each port;
The module id information of sending each module id information that step 204:RFID port information processing unit 105 will be received from rfid interrogator 108 and the port information processing unit 102 is compared, and confirms that main frame needs the port address of calling module;
Step 203:RFID port information processing unit 105 will be compared selected port address instruction and be sent to signal transmitting and receiving module 104;
Step 209: signal transmitting and receiving module 104 sends to serial ports channel switch unit 103 with the module port address of the RFID port signal processing module transmission that receives and the serial ports channel handover instruction information that main frame sends;
Step 210: serial ports channel switch unit 103 switches to corresponding port;
Step 208: the instruction that signal transmitting and receiving module 104 is sent main frame through channel switch unit 103 is sent to the corresponding port that connects of channel switch unit;
Step 211: with the functional module of host communication feedback is made in the instruction of main frame, and corresponding data is back to signal transmitting and receiving module 104;
Step 207: the RFID identification information that the signal transmitting and receiving module is returned the functional module of corresponding port is sent to main frame, and the functional module of master routine and bottom is accomplished serial communication.
More than be wherein a kind of embodiment of the present invention, be not limited to other embodiments that the amplification based on the inventive method goes out, all conversion and elongation technology schemes of utilizing apparatus of the present invention and method all fall into protection scope of the present invention.
Claims (2)
1. electronic health care station RFID port automatic identification equipment, this device comprise the functional module (106) that the rfid interrogator (108), the port (107) that are provided with on main frame (101), port information processing unit, serial ports channel switch unit (103), the signal sending and receiving module (104) that is arranged in port information processing unit (102) and RFID port signal processing module (105), each port (107) and the port are corresponding and go up the RFID label that is provided with; It is characterized in that:
Main frame is used to send the identification information of master routine steering order and called functional module; Be connected by one-to-many expansion serial ports between each functional module and the main frame;
The identification information of the called functional module that the port information processing unit is used for main frame is sent corresponds to correct port, makes the functional module of main frame and appointment carry out data communication;
Serial ports channel switch unit is used to receive host command as the peripheral functionality module, and the feedback corresponding data;
Main frame (101) links to each other with port information processing unit (102), and main frame will instruct through serial ports and be sent to port information processing unit (102) with the functional module identification information; Port information processing unit (102) comprises signal transmitting and receiving module (104) and RFID port signal processing module (105); After the module id information comparison that module id information that the port information processing unit will place each port through serial ports channel switch unit (103) rfid interrogator (108) is received from the RFID label (109) that places on each functional module and main frame send; Confirm that host command sends the residing port address of object; And this address information is sent to serial ports channel switch unit (103) through the signal transmitting and receiving module, make it switch to correct port; The instruction that main frame (101) sends is sent to the functional module (106) that this port (107) connects through signal transmitting and receiving module (104), and receives this module feedack.
2. port automatic identifying method based on RFID technology is characterized in that the method includes the steps of:
The signal transmitting and receiving module receives master routine instruction and functional module sign recognition command through serial ports;
Rfid interrogator sends to RFID port information processing unit with each module id information, and the module id information comparison with main frame sends sends to the signal transmitting and receiving module with correct address information;
The signal transmitting and receiving module sends to the module of appointment with host command and selected port address through serial ports channel switch unit, and receives this module feedack, and the realization port is discerned automatically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100142535A CN102542171A (en) | 2012-01-16 | 2012-01-16 | Automatic identification device and method for RFID port of electronic health station |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100142535A CN102542171A (en) | 2012-01-16 | 2012-01-16 | Automatic identification device and method for RFID port of electronic health station |
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| CN102542171A true CN102542171A (en) | 2012-07-04 |
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| CN2012100142535A Pending CN102542171A (en) | 2012-01-16 | 2012-01-16 | Automatic identification device and method for RFID port of electronic health station |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104536915A (en) * | 2014-11-27 | 2015-04-22 | 英业达科技有限公司 | Automatic recognizing system of memory expansion device and automatic recognizing and configuring method of memory expansion device |
| CN104811359A (en) * | 2015-04-10 | 2015-07-29 | 深圳市元征科技股份有限公司 | Serial port communication method and terminal |
-
2012
- 2012-01-16 CN CN2012100142535A patent/CN102542171A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104536915A (en) * | 2014-11-27 | 2015-04-22 | 英业达科技有限公司 | Automatic recognizing system of memory expansion device and automatic recognizing and configuring method of memory expansion device |
| CN104811359A (en) * | 2015-04-10 | 2015-07-29 | 深圳市元征科技股份有限公司 | Serial port communication method and terminal |
| CN104811359B (en) * | 2015-04-10 | 2018-12-07 | 深圳市元征科技股份有限公司 | A kind of serial port communication method and terminal |
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Application publication date: 20120704 |