CN114298069A - Handheld terminal equipment of read-write is cheked to asset based on RFID storehouse asset - Google Patents
Handheld terminal equipment of read-write is cheked to asset based on RFID storehouse asset Download PDFInfo
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- CN114298069A CN114298069A CN202111640066.3A CN202111640066A CN114298069A CN 114298069 A CN114298069 A CN 114298069A CN 202111640066 A CN202111640066 A CN 202111640066A CN 114298069 A CN114298069 A CN 114298069A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The invention provides an asset checking read-write handheld terminal device based on RFID (radio frequency identification) warehouse assets, which comprises a handheld frame, a conveniently-disassembled protective frame structure, an embedded frame, a touch screen, a buzzer, an adjustable storage frame structure, an adjustable detection frame structure, a circuit board, a storage battery, an ARM (advanced RISC machine) main control module, a radio frequency module, a Bluetooth module, an adjusting button, an adjustable lighting frame structure and a protective rope, wherein the conveniently-disassembled protective frame structure is arranged on the front side and the rear side of the outside of the handheld frame; the embedded frame is embedded in the upper part of the front side of the handheld frame; the touch screen is embedded in the inner side of the embedded frame. The lower section of the rubber socket is in an inverted trapezoid shape, and the rubber socket is inserted into the inner side of the rotary tube, so that the detection antenna can be prevented from moving easily from the upper end of the rotary tube when not in use; the inside left side of collecting the frame embedding at handheld frame is favorable to rotating the inboard of rotary pipe to collecting the frame when not using, and then accomodates the antenna when not using.
Description
Technical Field
The invention belongs to the technical field of RFID asset inventory, and particularly relates to an asset inventory read-write handheld terminal device based on RFID storehouse assets.
Background
Radio Frequency Identification (RFID) is an abbreviation for Radio Frequency Identification.
The principle is that non-contact data communication is carried out between the reader and the tag, so that the aim of identifying the target is fulfilled. The application of RFID is very wide, and typical applications include animal wafers, automobile wafer burglar alarms, access control, parking lot control, production line automation and material management.
However, the existing asset checking read-write handheld terminal device for the RFID storehouse assets has the problems that the protection effect on the handheld piece is poor, the detection position is inconvenient to irradiate, and the length and the angle of the antenna are inconvenient to adjust.
Therefore, the invention of the asset inventory reading and writing handheld terminal device based on the RFID storehouse assets is very necessary.
Disclosure of Invention
In order to solve the technical problems, the invention provides an asset inventory reading and writing handheld terminal device based on an RFID (radio frequency identification) warehouse asset, which aims to solve the problems that the existing asset inventory reading and writing handheld terminal device of the RFID warehouse asset has poor protection effect on a handheld piece, is inconvenient to irradiate a detection position and adjust the length and the angle of an antenna. An asset checking read-write handheld terminal device based on RFID storehouse assets comprises a handheld frame, a conveniently-disassembled protective frame structure, an embedded frame, a touch screen, a buzzer, an adjustable storage frame structure, an adjustable detection frame structure, a circuit board, a storage battery, an ARM main control module, a radio frequency module, a Bluetooth module, an adjusting button, an adjustable lighting frame structure and a protective rope, wherein the conveniently-disassembled protective frame structure is arranged on the front side and the rear side of the outside of the handheld frame; the embedded frame is embedded in the upper part of the front side of the handheld frame; the touch screen is embedded in the inner side of the embedded frame; the buzzer is arranged at the middle upper part of the front side of the handheld frame; the adjustable storage rack structure is arranged on the left side of the interior of the handheld rack; the adjustable detection frame structure is arranged at the upper part of the adjustable storage frame structure; the circuit board screw is arranged at the lower side of the interior of the handheld frame; the storage battery, the ARM main control module, the radio frequency module and the Bluetooth module are respectively arranged on the front side of the circuit board; the adjusting button is embedded in the middle lower part of the front side of the handheld frame; the adjustable lighting frame structure is arranged at the middle upper part of the handheld frame; the adjustable detection frame structure comprises a rubber sliding block, a positioning sliding block, a corrugated pipe, a rubber socket and a detection antenna, wherein the positioning sliding block is connected to the front side of the rubber sliding block in an adhesive mode; the upper part of the rubber sliding block is connected with a corrugated pipe in a gluing way; the upper part of the corrugated pipe is glued with a rubber socket; the upper part of the rubber socket is connected with a detection antenna in a gluing mode.
Preferably, the adjustable storage rack structure comprises a collection frame, a rotary pipe, a shaft rod, a positioning groove, a rubber ring and a protection pad, wherein the rotary pipe is arranged at the upper part of the inner side of the collection frame; a positioning groove is formed in the middle of the front side and the rear side of the rotating pipe; the upper part of the outer side of the rotating pipe is sleeved with a rubber ring; the left side of the rubber ring is glued with a protective pad.
Preferably, the adjustable lighting frame structure comprises a connecting seat, a movable frame, a rotating frame, a lampshade and an LED patch lamp, wherein the connecting seat is mounted on the upper part of the handheld frame through a screw; the upper part of the inner side of the connecting seat is embedded with a movable frame; the upper part of the rotating frame is glued with a lampshade; the inner side of the lampshade is glued with an LED patch lamp.
Preferably, the conveniently-disassembled protective frame structure comprises a plastic protective edge, a transparent protective pad, a fixed sleeve, a rubber protective pad and a connecting screw, wherein the transparent protective pad is glued to the inner side of the plastic protective edge; the right upper side of the plastic protecting edge and the left side and the right side of the lower part of the plastic protecting edge are respectively glued with a fixed sleeve; the outer side of the fixed sleeve is connected with a rubber protection pad in an adhesive way.
Preferably, the lower section of the rubber socket is in an inverted trapezoid shape.
Preferably, the collecting frame is embedded in the left side of the inner part of the handheld frame.
Preferably, the joint of the rotating pipe and the collecting frame is coupled with a shaft rod.
Preferably, the rubber sliding block is inserted into the inner side of the rotating pipe.
Preferably, the positioning sliding block is inserted into the inner side of the positioning groove.
Preferably, the protective rope is tied to the right side of the lower part of the handheld frame.
Preferably, the inner side of the movable frame is coupled with a rotating frame.
Preferably, the plastic protective edge is sleeved on the outer side of the front part of the handheld frame.
Preferably, the fixing sleeve is installed on the outer side of the handheld frame through a connecting screw.
Preferably, the ARM main control module is respectively and electrically connected with the detection antenna, the adjusting button, the touch screen and the buzzer, the storage battery is electrically connected with the LED patch lamp, and the radio frequency module and the Bluetooth module are respectively and electrically connected with the ARM main control module.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the lower section of the rubber socket is in the inverted trapezoid shape, so that the rubber socket can be inserted into the inner side of the rotary tube when not in use, and the detection antenna can be prevented from moving easily from the upper end of the rotary tube when not in use.
2. According to the invention, the collecting frame is embedded in the left side of the interior of the handheld frame, so that the rotating pipe can be rotated to the inner side of the collecting frame when the handheld frame is not used, and the antenna can be accommodated when the handheld frame is not used.
3. In the invention, the connecting part of the rotating pipe and the collecting frame is connected with the shaft rod in an axial mode, so that a user can conveniently adjust the position angle of the rotating pipe in the collecting frame when the collecting frame is used.
4. In the invention, the rubber sliding block is inserted into the inner side of the rotating pipe, so that the rubber sliding block can be prevented from moving easily from the rotating pipe after being conveniently adjusted in position in the rotating pipe according to requirements during use.
5. According to the invention, the positioning slide block is inserted into the inner side of the positioning groove, so that the rubber slide block can be limited by the positioning slide block when in use, and a user can conveniently adjust the position of the rubber slide block in the rotary pipe by using the positioning slide block.
6. In the invention, the protective rope is tied at the right side of the lower part of the handheld frame, which is beneficial to sleeving the protective rope on the wrist of a user when in use, thereby avoiding the damage caused by the fact that the handheld frame is easily dropped from the hand when in use.
7. In the invention, the rotating frame is axially connected to the inner side of the movable frame, so that the angle of the rotating frame can be conveniently adjusted from the movable frame according to requirements when the LED surface mounted lamp is used, and the irradiation angle of the LED surface mounted lamp can be conveniently adjusted when the LED surface mounted lamp is used.
8. In the invention, the plastic protective edge is sleeved on the outer side of the front part of the handheld frame, so that the plastic protective edge and the transparent protective pad can be conveniently used for conveniently playing a good protection role on the front side of the handheld frame when in use.
9. According to the invention, the fixing sleeve is arranged on the outer side of the handheld frame through the connecting screw, so that the outer side of the handheld frame can be conveniently protected when the handheld frame is used, and the handheld frame is prevented from being easily damaged due to falling.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic structural view of the detachable protective frame structure of the present invention.
Fig. 3 is a schematic structural view of an adjustable storage rack structure of the present invention.
Fig. 4 is a schematic structural view of an adjustable testing stand structure according to the present invention.
FIG. 5 is a schematic structural view of an adjustable lighting stand configuration of the present invention.
In the figure:
1. a hand-held frame; 2. the protective frame structure is convenient to disassemble; 21. plastic edge protection; 22. a transparent pad; 23. fixing a sleeve; 24. a rubber pad; 25. a connecting screw; 3. an embedding frame; 4. a touch screen; 5. a buzzer; 6. the structure of the storage rack can be adjusted; 61. a collection frame; 62. rotating the tube; 63. a shaft lever; 64. positioning a groove; 65. a rubber ring; 66. a protective pad; 7. the structure of the detection frame can be adjusted; 71. a rubber slider; 72. positioning the sliding block; 73. a bellows; 74. a rubber socket; 75. detecting an antenna; 8. a circuit board; 9. a storage battery; 10. an ARM main control module; 11. a radio frequency module; 12. a Bluetooth module; 13. an adjustment button; 14. an adjustable lighting fixture structure; 141. a connecting seat; 142. a movable frame; 143. a rotating frame; 144. a lamp shade; 145. an LED patch lamp; 15. a protective rope.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
example (b):
as shown in fig. 1 and fig. 4, the invention provides an asset inventory reading and writing handheld terminal device based on RFID storehouse assets, which comprises a handheld frame 1, a detachable protective frame structure 2, an embedded frame 3, a touch screen 4, a buzzer 5, an adjustable storage frame structure 6, an adjustable detection frame structure 7, a circuit board 8, a storage battery 9, an ARM main control module 10, a radio frequency module 11, a bluetooth module 12, an adjusting button 13, an adjustable illumination frame structure 14 and a protective rope 15, wherein the detachable protective frame structure 2 is installed on the front side and the rear side of the outside of the handheld frame 1; the embedded frame 3 is embedded in the upper part of the front side of the handheld frame 1; the touch screen 4 is embedded in the inner side of the embedded frame 3; the buzzer 5 is arranged at the middle upper part of the front side of the handheld frame 1; the adjustable storage rack structure 6 is arranged on the left side of the interior of the handheld rack 1; the adjustable detection frame structure 7 is arranged at the upper part of the adjustable storage frame structure 6; the circuit board 8 is mounted on the lower side of the interior of the handheld frame 1 through screws; the storage battery 9, the ARM main control module 10, the radio frequency module 11 and the Bluetooth module 12 are respectively arranged on the front side of the circuit board 8; the adjusting button 13 is embedded in the middle lower part of the front side of the handheld frame 1; the adjustable lighting frame structure 14 is arranged at the middle upper part of the handheld frame 1; the protective rope 15 is tied to the right side of the lower part of the handheld frame 1, and the protective rope 15 is sleeved on the wrist of a user when the handheld frame is used, so that the handheld frame 1 is prevented from being easily dropped from the hand to cause damage when the handheld frame is used; the adjustable detection frame structure 7 comprises a rubber sliding block 71, a positioning sliding block 72, a corrugated pipe 73, a rubber socket 74 and a detection antenna 75, wherein the rubber sliding block 71 is inserted into the inner side of the rotating pipe 62, so that the rubber sliding block 71 can be prevented from easily moving from the rotating pipe 62 after the position of the rubber sliding block is adjusted in the rotating pipe 62 according to requirements when the adjustable detection frame structure is used; the front side of the rubber sliding block 71 is glued with a positioning sliding block 72; (ii) a The positioning sliding block 72 is inserted into the positioning groove 64, so that the rubber sliding block 71 can be limited by the positioning sliding block 72 when in use, and meanwhile, a user can conveniently adjust the position of the rubber sliding block 71 in the rotating pipe 62 by using the positioning sliding block 72, and the upper part of the rubber sliding block 71 is glued with the corrugated pipe 73; the upper part of the corrugated pipe 73 is glued with a rubber socket 74; the lower section of the rubber socket 74 is in an inverted trapezoid shape, and the rubber socket 74 is inserted into the inner side of the rotary tube 62 when not in use, so that the detection antenna 75 can be prevented from easily moving from the upper end of the rotary tube 62 when not in use; the upper part of the rubber socket 74 is glued with a detection antenna 75.
In the above embodiment, as shown in fig. 3, specifically, the adjustable storage rack structure 6 includes a collecting frame 61, a rotating tube 62, a shaft 63, a positioning slot 64, a rubber ring 65 and a protection pad 66, the collecting frame 61 is embedded in the left side of the interior of the handheld rack 1, the rotating tube 62 is rotated to the inner side of the collecting frame 61 when not in use, and then the antenna is accommodated when not in use; a rotating pipe 62 is arranged at the upper part of the inner side of the collecting frame 61; the connecting part of the rotating pipe 62 and the collecting frame 61 is connected with a shaft rod 63 in a shaft way, so that a user can conveniently adjust the position angle of the rotating pipe 62 from the collecting frame 61 when the device is used; a positioning groove 64 is formed in the middle of the front side and the rear side of the rotating pipe 62; the upper part of the outer side of the rotating pipe 62 is sleeved with a rubber ring 65; the left side of the rubber ring 65 is glued with a protective pad 66.
In the above embodiment, as shown in fig. 5, specifically, the adjustable lighting frame structure 14 includes a connection seat 141, a movable frame 142, a rotating frame 143, a lampshade 144 and an LED patch lamp 145, wherein the connection seat 141 is screwed on the upper portion of the handheld frame 1; a movable frame 142 is embedded in the upper part of the inner side of the connecting seat 141; the inner side of the movable frame 142 is axially connected with a rotating frame 143, so that the angle of the rotating frame 143 can be conveniently adjusted from the movable frame 142 according to requirements during use, and further the irradiation angle of the LED surface mounted lamp 145 can be conveniently adjusted during use; the upper part of the rotating frame 143 is glued with a lampshade 144; the inner side of the lampshade 144 is glued with an LED patch lamp 145.
As shown in fig. 2, in the above embodiment, specifically, the detachable protective frame structure 2 includes a plastic protective edge 21, a transparent protective pad 22, a fixing sleeve 23, a rubber protective pad 24 and a connecting screw 25, the plastic protective edge 21 is sleeved on the outer side of the front portion of the handheld frame 1, and the plastic protective edge 21 and the transparent protective pad 22 are used to conveniently protect the front side of the handheld frame 1; a transparent protection pad 22 is glued to the inner side of the plastic protection edge 21; the right upper side of the plastic protecting edge 21 and the left and right sides of the lower part of the plastic protecting edge 21 are respectively glued with a fixed sleeve 23; the outer side of the fixed sleeve 23 is glued with a rubber protection pad 24; the fixed sleeve 23 is mounted on the outer side of the handheld frame 1 through the connecting screw 25, so that the outer side of the handheld frame 1 can be protected well when the handheld frame is used, and the handheld frame 1 is prevented from being damaged easily when falling down.
Principle of operation
In the working process of the invention, when in use, the rotating pipe 62 is rotated out from the collecting frame 61, and the protective rope 15 is sleeved on the wrist of a user, then, the detection antenna 75 is used to get the information of the passive ultra-high frequency RFID label to obtain the signal, and after the information is read by the radio frequency module 11, then the information is transmitted to the ARM main control module 10 to be processed, and after the processing is finished, the information is displayed on the touch screen 4, or the information is wirelessly transmitted to a mobile phone or a computer which can be connected by Bluetooth by using the Bluetooth module 12 for storage, when detecting a high position, the bellows 73 can be pulled out from the rotary tube 62, the height of the position of the detection antenna 75 can be adjusted, the LED patch lights 145 can be used to assist in illuminating the surrounding environment for better viewing when the environment is dark, and the angle of the rotating frame 143 can be adjusted from the movable frame 142 according to the requirement, so that the angle of the lampshade 144 can be conveniently adjusted.
The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention.
Claims (8)
1. The handheld terminal device for the asset checking read-write based on the RFID storehouse assets is characterized by comprising a handheld frame (1), a conveniently-disassembled protective frame structure (2), an embedded frame (3), a touch screen (4), a buzzer (5), an adjustable storage frame structure (6), an adjustable detection frame structure (7), a circuit board (8), a storage battery (9), an ARM main control module (10), a radio frequency module (11), a Bluetooth module (12), an adjusting button (13), an adjustable illumination frame structure (14) and a protective rope (15), wherein the conveniently-disassembled protective frame structure (2) is installed on the front side and the rear side of the outside of the handheld frame (1); the embedded frame (3) is embedded in the upper part of the front side of the handheld frame (1); the touch screen (4) is embedded in the inner side of the embedded frame (3); the buzzer (5) is arranged at the middle upper part of the front side of the handheld frame (1); the adjustable storage rack structure (6) is arranged on the left side of the interior of the handheld rack (1); the adjustable detection frame structure (7) is arranged at the upper part of the adjustable storage frame structure (6); the circuit board (8) is arranged on the lower side of the interior of the handheld frame (1) through screws; the storage battery (9), the ARM main control module (10), the radio frequency module (11) and the Bluetooth module (12) are respectively arranged on the front side of the circuit board (8); the adjusting button (13) is embedded in the middle lower part of the front side of the handheld frame (1); the adjustable lighting frame structure (14) is arranged at the middle upper part of the handheld frame (1); the adjustable detection frame structure (7) comprises a rubber sliding block (71), a positioning sliding block (72), a corrugated pipe (73), a rubber socket (74) and a detection antenna (75), wherein the positioning sliding block (72) is connected to the front side of the rubber sliding block (71) in an adhesive mode; the upper part of the rubber sliding block (71) is connected with a corrugated pipe (73) in a gluing way; the upper part of the corrugated pipe (73) is glued with a rubber socket (74); the upper part of the rubber socket (74) is glued with a detection antenna (75).
2. The RFID inventory read-write hand-held terminal device based on the assets of the storeroom as claimed in claim 1, characterized in that the adjustable storage rack structure (6) comprises a collection frame (61), a rotary tube (62), a shaft rod (63), a positioning slot (64), a rubber ring (65) and a protective pad (66), wherein the rotary tube (62) is arranged at the upper part of the inner side of the collection frame (61); a positioning groove (64) is formed in the middle of the front side and the rear side of the rotating pipe (62); the upper part of the outer side of the rotating pipe (62) is sleeved with a rubber ring (65); the left side of the rubber ring (65) is glued with a protective pad (66).
3. The RFID storeroom asset inventory read-write handheld terminal device as claimed in claim 1, wherein the adjustable lighting frame structure (14) comprises a connecting seat (141), a movable frame (142), a rotating frame (143), a lampshade (144) and an LED patch lamp (145), the connecting seat (141) is mounted on the upper part of the handheld frame (1) through screws; a movable frame (142) is embedded in the upper part of the inner side of the connecting seat (141); a lampshade (144) is glued to the upper part of the rotating frame (143); the LED patch lamp (145) is glued to the inner side of the lampshade (144).
4. The RFID-based inventory reading and writing handheld terminal device for storeroom assets, as claimed in claim 1, wherein the detachable protective frame structure (2) comprises a plastic protective edge (21), a transparent protective pad (22), a fixed sleeve (23), a rubber protective pad (24) and a connecting screw (25), the inner side of the plastic protective edge (21) is glued with the transparent protective pad (22); the right upper side of the plastic protecting edge (21) and the left and right sides of the lower part of the plastic protecting edge (21) are respectively glued with a fixed sleeve (23); the outer side of the fixed sleeve (23) is glued with a rubber protection pad (24).
5. The RFID-based inventory reading and writing handheld terminal device according to claim 1, characterized in that the lower section of the rubber socket (74) is configured as an inverted trapezoid.
6. The RFID inventory read-write hand-held terminal device based on the assets of the storehouse as claimed in claim 2, characterized in that the collecting frame (61) is embedded in the left side of the inner part of the hand-held frame (1).
7. The RFID storeroom asset inventory read-write hand-held terminal device as claimed in claim 2, wherein the rubber slider (71) is inserted inside the rotating pipe (62).
8. The RFID vault asset-based inventory reading and writing handheld terminal device of claim 2, wherein said positioning slider (72) is inserted inside said positioning slot (64).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111640066.3A CN114298069B (en) | 2021-12-29 | 2021-12-29 | Asset inventory reading and writing handheld terminal device based on RFID (radio frequency identification) warehouse asset |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111640066.3A CN114298069B (en) | 2021-12-29 | 2021-12-29 | Asset inventory reading and writing handheld terminal device based on RFID (radio frequency identification) warehouse asset |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114298069A true CN114298069A (en) | 2022-04-08 |
| CN114298069B CN114298069B (en) | 2023-08-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111640066.3A Active CN114298069B (en) | 2021-12-29 | 2021-12-29 | Asset inventory reading and writing handheld terminal device based on RFID (radio frequency identification) warehouse asset |
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| CN (1) | CN114298069B (en) |
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| JP2001109853A (en) * | 1999-10-07 | 2001-04-20 | Toshiba Corp | Portable radio information processor |
| JP2004343287A (en) * | 2003-05-14 | 2004-12-02 | Mitsubishi Materials Corp | Portable radiotelephone with rfid function |
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| JP2014051331A (en) * | 2012-09-05 | 2014-03-20 | Hitachi Ltd | Stocktaking support method using rfid reader |
| JP2015023457A (en) * | 2013-07-19 | 2015-02-02 | ミカサ商事株式会社 | Handy antenna, inventory device, inventory system, and inventory method |
| CN105844196A (en) * | 2016-03-29 | 2016-08-10 | 哈尔滨理工大学 | Multifunctional intelligent identification device |
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| CN207965906U (en) * | 2017-12-29 | 2018-10-12 | 广西电网有限责任公司玉林供电局 | A kind of IT inspections of assets system |
| CN110210261A (en) * | 2019-06-09 | 2019-09-06 | 广州海众旺智能科技有限公司 | It is a kind of to be made an inventory device with magnet suction come the RFID antenna of auxiliary positioning and automatically scanning |
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2021
- 2021-12-29 CN CN202111640066.3A patent/CN114298069B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001109853A (en) * | 1999-10-07 | 2001-04-20 | Toshiba Corp | Portable radio information processor |
| JP2004343287A (en) * | 2003-05-14 | 2004-12-02 | Mitsubishi Materials Corp | Portable radiotelephone with rfid function |
| JP2005078100A (en) * | 2003-08-29 | 2005-03-24 | Hitachi Ltd | Tag data reader |
| JP2014051331A (en) * | 2012-09-05 | 2014-03-20 | Hitachi Ltd | Stocktaking support method using rfid reader |
| JP2015023457A (en) * | 2013-07-19 | 2015-02-02 | ミカサ商事株式会社 | Handy antenna, inventory device, inventory system, and inventory method |
| CN105844196A (en) * | 2016-03-29 | 2016-08-10 | 哈尔滨理工大学 | Multifunctional intelligent identification device |
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|---|---|
| CN114298069B (en) | 2023-08-01 |
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