CN105844196A - Multifunctional intelligent identification device - Google Patents
Multifunctional intelligent identification device Download PDFInfo
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- CN105844196A CN105844196A CN201610185474.7A CN201610185474A CN105844196A CN 105844196 A CN105844196 A CN 105844196A CN 201610185474 A CN201610185474 A CN 201610185474A CN 105844196 A CN105844196 A CN 105844196A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/10009—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves
- G06K7/10366—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves the interrogation device being adapted for miscellaneous applications
- G06K7/10376—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves the interrogation device being adapted for miscellaneous applications the interrogation device being adapted for being moveable
- G06K7/10386—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves the interrogation device being adapted for miscellaneous applications the interrogation device being adapted for being moveable the interrogation device being of the portable or hand-handheld type, e.g. incorporated in ubiquitous hand-held devices such as PDA or mobile phone, or in the form of a portable dedicated RFID reader
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- General Health & Medical Sciences (AREA)
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Abstract
The invention discloses a multifunctional intelligent identification device. A handheld scanning device body comprises a handheld scanning device housing body, the bottom end of which is connected with a spiral-shaped wire. The spiral-shaped wire is disposed in a fixing shaft I in a sleeved manner, and the fixing shaft I is fixedly connected with an inner side of a groove I. The groove I is disposed in the left end of the square-shaped housing body, and an L-shaped hanging rod is fixedly disposed in the groove I in a connected manner, and is cooperated with the handheld scanning device body. The multifunctional intelligent identification device is used for the device identification.
Description
Technical field
The present invention relates to a kind of multifunctional intellectual identification device.
Background technology
The increasing electronic goods of modern society is flooded with our life, because for the different demands of electronic goods, people especially identify that the different demands of device derive many types, how could identify at one and have different identification functions on device in order to meet the people's different demands in the same time simultaneously, become people's problem demanding prompt solution.
Summary of the invention
It is an object of the invention to provide a kind of can meet simultaneously people for speech recognition, Radar Signal Recognition and electronic label identification function, multifunctional intellectual identification device that article carry, easy to use can be reduced.
Above-mentioned purpose is realized by following technical scheme:
A kind of multifunctional intellectual identification device, its composition includes: hand held scanner body, described hand held scanner body includes hand held scanner shell body 1, the bottom of described hand held scanner shell body 1 connects electric wire 2, described electric wire 2 curl, described helical form electric wire 2 set loads in fixing axle I 3, described fixing axle I 3 is fixedly connected in groove I 4, described groove I 4 is opened in the left end of square shell body 5, fixing connection L-shaped peg 6 in described groove I 4, described L-shaped peg 6 coordinates described hand held scanner body to use.
Described multifunctional intellectual identification device, the front of described square shell body 5 also has groove II 7, fixing axle II 8 is loaded in described groove II 7, it is cased with fixed hub 9 on described fixing axle II 8, fixing connection mike pole 10 on described fixed hub 9, the bottom of described mike pole 10 connects mike 11, connection rotating shaft 12 inside the bottom of described groove II 7, one group of support plate 13 is connected by rotating shaft 12 set in described rotating shaft 12, have one group of draw-in groove 14 on described mike pole 10, in described draw-in groove 14, snap in described support plate 13.
Described multifunctional intellectual identification device, the end face of described square shell body 5 has groove III 15, arc sleeve 16 is loaded in one end of described groove III 15, ball 17 is loaded in described arc sleeve 16, telescopic antenna 18 is connected on described ball 17, described telescopic antenna 18 loads in described groove III 15, the bottom of described arc sleeve 16 loads arc conductive metal sheet 19, described ball 17 is conducting metal, the outside parcel insulation sleeve 20 of described conducting metal ball 17, the bottom of described insulation sleeve 20 has circular port 21, described conducting metal ball 17 coordinates described arc conductive metal sheet 19 to use, described arc conductive metal sheet 19 connects on circuit board III 22.
Described multifunctional intellectual identification device, circuit board I, circuit board II and circuit board III 22 is loaded in described square shell body 5, described circuit board I, circuit board II all load circuit board draw-in groove 23 with circuit board III 22, the bottom of described circuit board draw-in groove 23 is fixedly connected on the inside bottom surface of described square shell body 5, and described circuit board I, circuit board II all be arranged in parallel with circuit board III 22.
Described multifunctional intellectual identification device, described circuit board I coordinates described hand held scanner body to use, and described circuit board II coordinates described mike 11 to use, and the described telescopic antenna 18 described in circuit board III 22 cooperation uses.
nullDescribed multifunctional intellectual identification device，Described circuit board I includes flush bonding processor，Debugging control device and Wireless Multimedia Extensions is included in described flush bonding processor，Two-way transmission signals between described debugging control device and JTAG，Described flush bonding processor transmits signal by system bus，Described system bus also receives the signal of usb host controller、The signal of LCD liquid crystal display、The signal of static RAM and the signal quickly catching interface，Signal is passed to direct memory access controller and bus converter by described system bus，Signal is passed to Memory Controller Hub by described system bus，Signal is passed through address and date bus by signal bi-directional to ASIC integrated circuit by described Memory Controller Hub、Transceiver、Synchronous DRAM and read-only memory mirror image；Described direct memory access controller is connected ancillary equipment with bus converter by peripheral bus.
Described multifunctional intellectual identification device, described circuit board II includes battery, described battery transmission electric current, voltage are to power module, voltage is passed to low difference voltage regulator by described power module, voltage is passed to ST chip by described low difference voltage regulator, described ST chip receives the sound of microphone collection signal after signal amplification circuit amplifies, signal is passed to LCD display by the variable static storage controller FSMC of described ST chip, mutually transmits signal between Serial Peripheral Interface (SPI) and the electric resistance touch screen of described ST chip.
nullDescribed multifunctional intellectual identification device，Described circuit board III 22 includes Conversion Receiver，Described Conversion Receiver receives RF radiofrequency signal，Described Conversion Receiver receives the signal of high stable frequency source，Signal is become intermediate-freuqncy signal and is input to if sampling unit and video detection amplification module by described Conversion Receiver，Signal is passed to shaping and matching unit by described video detection amplification module，Signal is passed to pulse parameter and high accuracy PRI measuring unit by described shaping and matching unit，Described pulse parameter and high accuracy PRI measuring unit receive the signal of atomic clock unit，Described pulse parameter and high accuracy PRI measuring unit、Signal is all passed to master cpu and display control unit by described if sampling unit，Described master cpu and display control unit also receive the signal of data-interface and converting unit，Described master cpu and display control unit also receive the signal controlling interface through Data Analysis Services，Described data-interface and converting unit receive frequency code signal and orientation code signal；
Signal is also passed to analyze identification module, Pulse Width Analysis identification module, antenna scanning analysis module between Intrapulse analysis identification module, arteries and veins and comprehensively analyze identification module by described master cpu and display control unit and data base's two-way transmission signals, described master cpu and display control unit.
Beneficial effect:
1. the mike of the present invention is arranged in groups, and facilitates different people to use, and prevents mike from can not normally use after damaging.
2. the helical form electric wire of the present invention coordinates fixing axle I to use, and can carry out stretching in use dragging, can playback when not using, convenient for collecting, and does not affect use.
3. the radiation source between the Different Individual of same model radar can be made a distinction by the circuit board III of the present invention, and recognition performance is higher.
4. the setting on the circuit board II of the present invention makes follow-up data accuracy higher, and reliability is higher, moreover it is possible to provide sufficient data volume.
5. the conducting metal ball of the present invention coordinates arc conductive metal sheet to use, and can regulate the position of conducting metal ball when needing circuit board III to work to connect circuit, receive back in groove III when not using, and holding is neatly.
Accompanying drawing illustrates:
Accompanying drawing 1 is the structural representation of the present invention.
Accompanying drawing 2 is the left side view of accompanying drawing 1.
Accompanying drawing 3 is the FB(flow block) of the circuit board I of the present invention.
Accompanying drawing 4 is the FB(flow block) of the ancillary equipment of accompanying drawing 3.
Accompanying drawing 5 is the FB(flow block) of the circuit board II of the present invention.
Accompanying drawing 6 is the FB(flow block) of the circuit board III of the present invention
Accompanying drawing 7 is the FB(flow block) of the Conversion Receiver of accompanying drawing 6.
Detailed description of the invention:
Embodiment
1
A kind of multifunctional intellectual identification device, its composition includes: hand held scanner body, described hand held scanner body includes hand held scanner shell body 1, the bottom of described hand held scanner shell body 1 connects electric wire 2, described electric wire 2 curl, described helical form electric wire 2 set loads in fixing axle I 3, described fixing axle I 3 is fixedly connected in groove I 4, described groove I 4 is opened in the left end of square shell body 5, fixing connection L-shaped peg 6 in described groove I 4, described L-shaped peg 6 coordinates described hand held scanner body to use.
Embodiment
2
Multifunctional intellectual identification device described in embodiment 1, the front of described square shell body 5 also has groove II 7, fixing axle II 8 is loaded in described groove II 7, it is cased with fixed hub 9 on described fixing axle II 8, fixing connection mike pole 10 on described fixed hub 9, the bottom of described mike pole 10 connects mike 11, connection rotating shaft 12 inside the bottom of described groove II 7, one group of support plate 13 is connected by rotating shaft 12 set in described rotating shaft 12, one group of draw-in groove 14 is had on described mike pole 10, described support plate 13 is snapped in described draw-in groove 14.
Embodiment
3
Multifunctional intellectual identification device described in embodiment 1 or 2, the end face of described square shell body 5 has groove III 15, arc sleeve 16 is loaded in one end of described groove III 15, ball 17 is loaded in described arc sleeve 16, telescopic antenna 18 is connected on described ball 17, described telescopic antenna 18 loads in described groove III 15, the bottom of described arc sleeve 16 loads arc conductive metal sheet 19, described ball 17 is conducting metal, the outside parcel insulation sleeve 20 of described conducting metal ball 17, the bottom of described insulation sleeve 20 has circular port 21, described conducting metal ball 17 coordinates described arc conductive metal sheet 19 to use, described arc conductive metal sheet 19 connects on circuit board III 22.
Embodiment
4
Multifunctional intellectual identification device described in embodiment 1 or 2 or 3, circuit board I, circuit board II and circuit board III 22 is loaded in described square shell body 5, described circuit board I, circuit board II all load circuit board draw-in groove 23 with circuit board III 22, the bottom of described circuit board draw-in groove 23 is fixedly connected on the inside bottom surface of described square shell body 5, and described circuit board I, circuit board II all be arranged in parallel with circuit board III 22.
Embodiment
5
Multifunctional intellectual identification device described in embodiment 4, described circuit board I coordinates described hand held scanner body to use, and described circuit board II coordinates described mike 11 to use, and the described telescopic antenna 18 described in circuit board III 22 cooperation uses.
Embodiment
6
nullMultifunctional intellectual identification device described in embodiment 5，Described circuit board I includes flush bonding processor，Debugging control device and Wireless Multimedia Extensions is included in described flush bonding processor，Two-way transmission signals between described debugging control device and JTAG，Described flush bonding processor transmits signal by system bus，Described system bus also receives the signal of usb host controller、The signal of LCD liquid crystal display、The signal of static RAM and the signal quickly catching interface，Signal is passed to direct memory access controller and bus converter by described system bus，Signal is passed to Memory Controller Hub by described system bus，Signal is passed through address and date bus by signal bi-directional to ASIC integrated circuit by described Memory Controller Hub、Transceiver、Synchronous DRAM and read-only memory mirror image；Described direct memory access controller is connected ancillary equipment with bus converter by peripheral bus.
Embodiment
7
Multifunctional intellectual identification device described in embodiment 5, described circuit board II includes battery, described battery transmission electric current, voltage is to power module, voltage is passed to low difference voltage regulator by described power module, voltage is passed to ST chip by described low difference voltage regulator, described ST chip receives the sound of microphone collection signal after signal amplification circuit amplifies, signal is passed to LCD display by the variable static storage controller FSMC of described ST chip, signal is mutually transmitted between Serial Peripheral Interface (SPI) and the electric resistance touch screen of described ST chip.
Embodiment
8
nullMultifunctional intellectual identification device described in embodiment 5，Described circuit board III 22 includes Conversion Receiver，Described Conversion Receiver receives RF radiofrequency signal，Described Conversion Receiver receives the signal of high stable frequency source，Signal is become intermediate-freuqncy signal and is input to if sampling unit and video detection amplification module by described Conversion Receiver，Signal is passed to shaping and matching unit by described video detection amplification module，Signal is passed to pulse parameter and high accuracy PRI measuring unit by described shaping and matching unit，Described pulse parameter and high accuracy PRI measuring unit receive the signal of atomic clock unit，Described pulse parameter and high accuracy PRI measuring unit、Signal is all passed to master cpu and display control unit by described if sampling unit，Described master cpu and display control unit also receive the signal of data-interface and converting unit，Described master cpu and display control unit also receive the signal controlling interface through Data Analysis Services，Described data-interface and converting unit receive frequency code signal and orientation code signal；
Signal is also passed to analyze identification module, Pulse Width Analysis identification module, antenna scanning analysis module between Intrapulse analysis identification module, arteries and veins and comprehensively analyze identification module by described master cpu and display control unit and data base's two-way transmission signals, described master cpu and display control unit.
Embodiment
9
Multifunctional intellectual identification device described in embodiment 6, described ancillary equipment includes universal input/output interface, described universal input/output interface transmits signal to Power Management Unit by data wire, pin direction depositor, chip I and chip II, described chip I and chip II receive the signal of optional function depositor simultaneously, described chip I also receives set and removes the signal of depositor, signal is passed to edge detection module by described chip II, signal is passed to rim detection status register by described edge detection module, described edge detection module receives rising edge detection enable depositor and detects the signal enabling depositor with trailing edge, signal is passed to pin level depositor by described Power Management Unit.
Embodiment
10
nullMultifunctional intellectual identification device described in embodiment 8，Described Conversion Receiver includes low frequency reception passage and high-frequency reception passage，Described low frequency reception passage includes amplitude limiter I，Described amplitude limiter I transmits a signal to operational amplifier I，Signal is passed to numerical-control attenuator I by described operational amplifier I，Signal is passed to operational amplifier II by described numerical-control attenuator I，Signal is passed to equalizer I by described operational amplifier II，Signal is passed to hilted broadsword five throw switch I by described equalizer I，Signal is passed to band filter one by described hilted broadsword five throw switch I respectively、Band filter two、Band filter three、Band filter four and band filter five，Described band filter one、Band filter two、Band filter three、Signal is passed to hilted broadsword five throw switch II by band filter four and band filter five，Signal is passed to operational amplifier III by described hilted broadsword five throw switch II，Signal is passed to controlled switch 1LO by described operational amplifier III，Signal is passed to band filter I by described controlled switch 1LO，Signal is passed to operational amplifier IV by described band filter I，Signal is passed to low pass filter by described operational amplifier IV，Signal is passed to controlled switch 2LO by described low pass filter，Signal is passed to single-pole double-throw switch (SPDT) by described controlled switch 2LO；
nullDescribed high-frequency reception passage includes amplitude limiter II，Described amplitude limiter II transmits a signal to operational amplifier V，Signal is passed to numerical-control attenuator II by described operational amplifier V，Signal is passed to operational amplifier VI by described numerical-control attenuator II，Signal is passed to equalizer II by described operational amplifier VI，Signal is passed to hilted broadsword five throw switch II by described equalizer II，Signal is passed to band filter six by described hilted broadsword five throw switch II respectively、Band filter seven、Band filter eight、Band filter nine and band filter ten，Described band filter six、Band filter seven、Band filter eight、Signal is passed to hilted broadsword five throw switch III by band filter nine and band filter ten，Signal is passed to operational amplifier VII by described hilted broadsword five throw switch III，Signal is passed to controlled switch 3LO by described operational amplifier VII，Signal is passed to band filter II by described controlled switch 3LO，Signal is passed to operational amplifier VIII by described band filter II，Signal is passed to band filter III by described operational amplifier VIII，Signal is passed to controlled switch 4LO by described band filter III，Signal is passed to described single-pole double-throw switch (SPDT) by described controlled switch 4LO.
Certainly, described above is not limitation of the present invention, and the present invention is also not limited to the example above, change that those skilled in the art are made in the essential scope of the present invention, retrofits, adds or replaces, and also should belong to protection scope of the present invention.
Claims (8)
1. a multifunctional intellectual identification device, its composition includes: hand held scanner body, it is characterized in that: described hand held scanner body includes hand held scanner shell body (1), the bottom of described hand held scanner shell body (1) connects electric wire (2), described electric wire (2) curl, described helical form electric wire (2) set loads in fixing axle I (3), described fixing axle I (3) is fixedly connected in groove I (4), described groove I (4) is opened in the left end of square shell body (5), fixing connection L-shaped peg (6) in described groove I (4), the described hand held scanner body described in L-shaped peg (6) cooperation uses.
Multifunctional intellectual identification device the most according to claim 1, it is characterized in that: the front of described square shell body (5) also has groove II (7), fixing axle II (8) is loaded in described groove II (7), it is cased with fixed hub (9) on described fixing axle II (8), upper fixing connection mike pole (10) of described fixed hub (9), the bottom of described mike pole (10) connects mike (11), connection rotating shaft (12) inside the bottom of described groove II (7), one group of support plate (13) is connected by rotating shaft (12) set in described rotating shaft (12), one group of draw-in groove (14) is had on described mike pole (10), described support plate (13) is snapped in described draw-in groove (14).
nullMultifunctional intellectual identification device the most according to claim 1 and 2，It is characterized in that: the end face of described square shell body (5) has groove III (15)，Arc sleeve (16) is loaded in one end of described groove III (15)，Ball (17) is loaded in described arc sleeve (16)，Telescopic antenna (18) is connected on described ball (17)，In the described groove III (15) described in telescopic antenna (18) loading，The bottom of described arc sleeve (16) loads arc conductive metal sheet (19)，Described ball (17) is conducting metal，Outside parcel insulation sleeve (20) of described conducting metal ball (17)，The bottom of described insulation sleeve (20) has circular port (21)，The described arc conductive metal sheet (19) described in conducting metal ball (17) cooperation uses，Described arc conductive metal sheet (19) connects on circuit board III (22).
4. according to the multifunctional intellectual identification device described in claim 1 or 2 or 3, it is characterized in that: in described square shell body (5), load circuit board I, circuit board II and circuit board III (22), described circuit board I, circuit board II all load circuit board draw-in groove (23) with circuit board III (22), the bottom of described circuit board draw-in groove (23) is fixedly connected on the inside bottom surface of described square shell body (5), and described circuit board I, circuit board II all be arranged in parallel with circuit board III (22).
Multifunctional intellectual identification device the most according to claim 4, it is characterized in that: described circuit board I coordinates described hand held scanner body to use, described circuit board II coordinates described mike (11) to use, and the described telescopic antenna (18) described in circuit board III (22) cooperation uses.
nullMultifunctional intellectual identification device the most according to claim 5，It is characterized in that: described circuit board I includes flush bonding processor，Debugging control device and Wireless Multimedia Extensions is included in described flush bonding processor，Two-way transmission signals between described debugging control device and JTAG，Described flush bonding processor transmits signal by system bus，Described system bus also receives the signal of usb host controller、The signal of LCD liquid crystal display、The signal of static RAM and the signal quickly catching interface，Signal is passed to direct memory access controller and bus converter by described system bus，Signal is passed to Memory Controller Hub by described system bus，Signal is passed through address and date bus by signal bi-directional to ASIC integrated circuit by described Memory Controller Hub、Transceiver、Synchronous DRAM and read-only memory mirror image；Described direct memory access controller is connected ancillary equipment with bus converter by peripheral bus.
Multifunctional intellectual identification device the most according to claim 5, it is characterized in that: described circuit board II includes battery, described battery transmission electric current, voltage is to power module, voltage is passed to low difference voltage regulator by described power module, voltage is passed to ST chip by described low difference voltage regulator, described ST chip receives the sound of microphone collection signal after signal amplification circuit amplifies, signal is passed to LCD display by the variable static storage controller FSMC of described ST chip, signal is mutually transmitted between Serial Peripheral Interface (SPI) and the electric resistance touch screen of described ST chip.
nullMultifunctional intellectual identification device the most according to claim 5，It is characterized in that: described circuit board III (22) includes Conversion Receiver，Described Conversion Receiver receives RF radiofrequency signal，Described Conversion Receiver receives the signal of high stable frequency source，Signal is become intermediate-freuqncy signal and is input to if sampling unit and video detection amplification module by described Conversion Receiver，Signal is passed to shaping and matching unit by described video detection amplification module，Signal is passed to pulse parameter and high accuracy PRI measuring unit by described shaping and matching unit，Described pulse parameter and high accuracy PRI measuring unit receive the signal of atomic clock unit，Described pulse parameter and high accuracy PRI measuring unit、Signal is all passed to master cpu and display control unit by described if sampling unit，Described master cpu and display control unit also receive the signal of data-interface and converting unit，Described master cpu and display control unit also receive the signal controlling interface through Data Analysis Services，Described data-interface and converting unit receive frequency code signal and orientation code signal；
Signal is also passed to analyze identification module, Pulse Width Analysis identification module, antenna scanning analysis module between Intrapulse analysis identification module, arteries and veins and comprehensively analyze identification module by described master cpu and display control unit and data base's two-way transmission signals, described master cpu and display control unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610185474.7A CN105844196B (en) | 2016-03-29 | 2016-03-29 | Multifunctional intellectual identification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610185474.7A CN105844196B (en) | 2016-03-29 | 2016-03-29 | Multifunctional intellectual identification device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105844196A true CN105844196A (en) | 2016-08-10 |
| CN105844196B CN105844196B (en) | 2018-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610185474.7A Expired - Fee Related CN105844196B (en) | 2016-03-29 | 2016-03-29 | Multifunctional intellectual identification device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108399920A (en) * | 2018-04-24 | 2018-08-14 | 郑州小蝌蚪文化传播有限公司 | A kind of portable intelligent sound identification device |
| CN114298069A (en) * | 2021-12-29 | 2022-04-08 | 黄石品创信息技术有限公司 | Handheld terminal equipment of read-write is cheked to asset based on RFID storehouse asset |
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| CN203012741U (en) * | 2012-11-01 | 2013-06-19 | 深圳市络道科技有限公司 | Universal bar-code reading apparatus |
| CN203930859U (en) * | 2014-06-16 | 2014-11-05 | 常州市武进金阳光电子有限公司 | Scanner |
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Patent Citations (3)
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| US20050279835A1 (en) * | 2004-06-22 | 2005-12-22 | Oce-Technologies B.V. | Method and system for executing document scanning jobs that are intended for a romote work station through using a wireless interconnection between the work station and a scanner facility |
| CN203012741U (en) * | 2012-11-01 | 2013-06-19 | 深圳市络道科技有限公司 | Universal bar-code reading apparatus |
| CN203930859U (en) * | 2014-06-16 | 2014-11-05 | 常州市武进金阳光电子有限公司 | Scanner |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108399920A (en) * | 2018-04-24 | 2018-08-14 | 郑州小蝌蚪文化传播有限公司 | A kind of portable intelligent sound identification device |
| CN114298069A (en) * | 2021-12-29 | 2022-04-08 | 黄石品创信息技术有限公司 | Handheld terminal equipment of read-write is cheked to asset based on RFID storehouse asset |
| CN114298069B (en) * | 2021-12-29 | 2023-08-01 | 黄石品创信息技术有限公司 | Asset inventory reading and writing handheld terminal device based on RFID (radio frequency identification) warehouse asset |
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| Publication number | Publication date |
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| CN105844196B (en) | 2018-04-20 |
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