CN109218530A - A kind of traffic police's multifunctional interphone - Google Patents
A kind of traffic police's multifunctional interphone Download PDFInfo
- Publication number
- CN109218530A CN109218530A CN201811109705.1A CN201811109705A CN109218530A CN 109218530 A CN109218530 A CN 109218530A CN 201811109705 A CN201811109705 A CN 201811109705A CN 109218530 A CN109218530 A CN 109218530A
- Authority
- CN
- China
- Prior art keywords
- processor
- key
- shell
- baton
- traffic police
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 38
- 210000000707 wrist Anatomy 0.000 claims description 8
- 241000209140 Triticum Species 0.000 claims description 2
- 235000021307 Triticum Nutrition 0.000 claims description 2
- 238000004891 communication Methods 0.000 abstract description 7
- 238000012360 testing method Methods 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 description 6
- 230000008901 benefit Effects 0.000 description 5
- 230000006870 function Effects 0.000 description 5
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
- H04M1/0262—Details of the structure or mounting of specific components for a battery compartment
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0291—Door telephones
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/23—Construction or mounting of dials or of equivalent devices; Means for facilitating the use thereof
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
- H04M1/72418—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality for supporting emergency services
- H04M1/72421—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality for supporting emergency services with automatic activation of emergency service functions, e.g. upon sensing an alarm
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
- G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
- G01N33/98—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing involving alcohol, e.g. ethanol in breath
Abstract
The present invention discloses a kind of traffic police's multifunctional interphone, including shell, microphone, keyboard, loudspeaker, screen, the indicator light being located on shell, baton, antenna set on case top are built in the intracorporal processor of shell, battery, audio processor, NB-IoT module, alcohol concentration sensor;Microphone, battery, keyboard, loudspeaker, audio processor, screen, alcohol concentration sensor, baton, indicator light are electrically connected with processor;NB-IoT module is all connected with antenna, audio processor, is delivered to after audio processor handled by the received voice signal of antenna by NB-IoT module, is played by loudspeaker;After being handled by the voice signal of microphone input by audio processor, sent after being received by NB-IoT module by antenna;Air taking port is additionally provided on the top of baton, air taking port connects alcohol concentration sensor by snorkel.The present invention can be used for directing traffic, carry out alcohol screen test and realize communication function.
Description
Technical field
The present invention relates to technical field of communication equipment more particularly to a kind of traffic police's multifunctional interphones.
Background technique
With the development of wireless communication system, mobile communication facility has become an important market, in security, construction
Etc. in various industries, the use of intercom is very extensive.Although there are many current intercom type existing on the market, part
The transmission range of intercom is limited, is unable to complete remote transmission.Especially traffic police communicates during on duty, existing
Some intercom functions are single, can only often converse, and traffic police usually needs to carry out traffic guidance, right at the scene if necessary
Motor vehicle driving personnel carry out alcohol screen test etc., if traffic police carries multiple types of tools and works, it is clear that can give work belt
It is greatly inconvenient to come.
Therefore, it is necessory to design a intercom to solve the above problems.
Summary of the invention
In view of this, the embodiment provides a kind of traffic police's multifunctional interphone, traffic police can be used at work
In directing traffic, carry out alcohol screen test and realizing communication function to motor vehicle driving personnel.
To achieve the above object, present invention employs a kind of technical solutions: a kind of traffic police's multifunctional interphone, described right
The machine of saying includes shell, if microphone, keyboard, loudspeaker, screen, indicator light on the housing, is set to the case top
Baton, antenna, be built in the intracorporal processor of the shell, battery, audio processor, NB-IoT module, alcohol concentration pass
Sensor;
The microphone, keyboard, loudspeaker, audio processor, screen, alcohol concentration sensor, baton, refers to battery
Show that lamp is electrically connected with processor, and is controlled by the processor;The NB-IoT module and antenna, audio processor are equal
Connection, is delivered to the audio processor by the NB-IoT module by the received voice signal of the antenna and is handled
Afterwards, it is played by the loudspeaker;After being handled by the voice signal of the microphone input by the audio processor,
It is sent after being received by the NB-IoT module by the antenna;
Air taking port is additionally provided on the top of the baton, the air taking port connects the alcohol concentration by snorkel and passes
Sensor.
Further, the headlamp being electrically connected with the processor is additionally provided on the top of the baton, for shining
It is bright.
Further, the keyboard includes switch key, talk key, dial key, switch lamp key, baton key, alcohol detecting
Key is measured, the power on/off of the intercom is controlled by the switch key, carries out answering voice by the talk key, is led to
It crosses the dial key to be dialled and input voice, by the ON/OFF of headlamp described in the switch lamp key control, by described
The ON/OFF of baton described in baton key control measures key control by the alcohol and measures alcohol concentration.
Further, it is additionally provided with volume key on the shell, for controlling the volume of voice.
Further, the memory being electrically connected with the processor is additionally provided in the shell, for storing intercommunication
Voice.
Further, the bottom of the shell is additionally provided with the charge port connecting with the battery, passes through the charge port pair
Battery charges.
Further, be additionally provided with A/D sensor in the shell, the alcohol concentration sensor by A/D sensor with
Processor is connected.
Further, the shell back is additionally provided with battery cover, replaces the battery by opening the battery cover.
Further, it is additionally provided with wrist strap on the shell, by the fixed intercom of the wrist strap with anti-slip.
Further, the alarm being electrically connected with the processor is additionally provided on the shell, in the alcohol concentration
When the alcohol concentration that sensor detects meets or exceeds setting value, the alarm is controlled by the processor and is sounded an alarm.
The technical solution that the embodiment of the present invention provides has the benefit that (1) at low cost, small power consumption of the invention,
Switching performance is good, and NB-IoT wireless communication module can be realized remote transmission, and radiates small, injury of the reduction to human body;(2)
More instant effective informations can be obtained by screen, the more efficient completion work of function is arranged by keyboard in user;(3) when
Traffic police is capable of measuring alcohol concentration when on duty, and contacts in the event of an accident with colleague in time, improves working efficiency;It (4) can benefit
It is directed traffic and is illuminated with baton.
Detailed description of the invention
Fig. 1 is the positive structure schematic of traffic police's multifunctional interphone of the invention;
Fig. 2 is the composition schematic diagram of traffic police's multifunctional interphone of the invention.
In figure: 1- shell, 2- microphone, 3- processor, 4- memory, 5- battery, 6- keyboard, 7- loudspeaker, 8- audio
Processor, 9-NB-IoT module, 10- antenna, 11- screen, 12- alcohol concentration sensor, 13-A/D converter, 14- alarm,
15- baton, 16- indicator light, 17- snorkel, 18- air taking port, 19- charge port, 20- volume key, 21- headlamp, 22- battery
Lid, 23- wrist strap.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention
Formula is further described.
As shown in Figure 1, embodiment of the invention discloses a kind of traffic police's multifunctional interphone, including shell 1, it is located at institute
State microphone 2 on shell 1, keyboard 6, loudspeaker 7, screen 11, alarm 14, indicator light 16, charge port 19, volume key 20,
Wrist strap 23, baton 15, antenna 10 set on 1 top of shell, the headlamp 21 set on 15 top of baton.
The intercom further include the processor 3 being built in the shell 1, memory 4, battery 5, audio processor 8,
NB-IoT module 9, alcohol concentration sensor 12, the microphone 2, memory 4, battery 5, keyboard 6, loudspeaker 7, audio processing
Device 8, NB-IoT module 9, antenna 10, screen 11, alcohol concentration sensor 12, alarm 14, baton 15, indicator light 16, sound
It measures key 20, headlamp 21 to be electrically connected with processor 3, and is controlled by the processor 3.
The microphone 2 and loudspeaker 7 are respectively used to include and play voice, and volume key 20 is used to control the sound of voice
Amount, the memory 4 is for storing information, for example, the voice of intercommunication.The keyboard 6 includes switch key, talk key, dialing
Key, switch lamp key, baton key, alcohol measurement key etc., the power on/off of the intercom is controlled by the switch key,
It carries out answering voice by the talk key, be dialled by the dial key and inputs voice, pass through the switch lamp key
The ON/OFF for controlling the headlamp 21 passes through the alcohol by the ON/OFF of baton 15 described in the baton key control
It measures key control and measures alcohol concentration.The indicator light 16 is used to show the state of the intercom, for example, the indicator light 16
It lights and represents the intercom booting, extinguishing then represents the intercom shutdown.
Air taking port 18 is additionally provided on the top of the baton 15, the air taking port 18 connects the wine by snorkel 17
Smart concentration sensor 12.Preferably, the baton 15 is telescopic.The baton 15 can shine and send out scintillation light,
Convenient for traffic guidance.The headlamp 21 is convenient to use in the dark for illuminating.
The charge port 19 is set to the bottom of the shell 1, and connect with the battery 5, can pass through the charge port 19
It charges to battery 5, the battery 5 can provide electric energy for the processor 3, for example, by the processor 3 to the wheat
Gram wind 2, memory 4, keyboard 6, loudspeaker 7, audio processor 8, NB-IoT module 9, antenna 10, screen 11, alcohol concentration pass
The power supply such as sensor 12, A/D converter 13, alarm 14, baton 15, indicator light 16, volume key 20, headlamp 21, and control
Their work.1 back of shell is additionally provided with battery cover 22 (being not drawn into figure), can be by opening the battery cover 22 come more
Change the battery 5.The wrist strap 23 has certain elasticity, can be set to the side of the shell 1, will be described by the wrist strap 23
Intercom is fixed on traffic police on hand, with anti-slip.
The NB-IoT module 9 is electrically connected with antenna 10, audio processor 8, and the antenna 10 is conducive to signal
It receives and conveys, it is preferred that the antenna 10 is telescopic.The NB-IoT module 9 is for the intercom and is based on bee
Data transmission between the protenchyma internet base station of nest, realizes wireless communication function by narrowband technology of Internet of things, can receive
To longer-distance audio signal, and signal is preferable.The screen 11 is used to show the state of the intercom, for example, electric
Pond electricity, transmission/received language message, alcohol concentration of measurement etc..
The alcohol concentration sensor 12 is connected by A/D sensor 13 with processor 3, and the air taking port 18 is aligned
Automatic-bleeding can be realized in the oral area of tester, and gas is delivered to the alcohol concentration sensor 12 by the snorkel 17
It is detected, the alcohol concentration (electric signal) that the alcohol concentration sensor 12 will test is transmitted to the processor 3, passes through
The A/D sensor 13 converts electrical signals to digital signal, and is shown on the screen 11, when alcohol concentration reaches or surpasses
When crossing setting value, the processor 3 will control the alarm 14 and sound an alarm.
When receiving voice signal, the intercom receives voice signal by the antenna 10, passes through the NB-IoT
Module 9 is transferred to the audio processor 8, after the audio processor 8 carries out coded treatment to it, then by the processor 1
It passes to the loudspeaker 7 to play out, be listened to by the talk key.When sending voice signal, pass through the dialing
Key dials, and is transferred to the processor 3 after receiving voice signal by the microphone 2, the processor 3 passes through the sound
After frequency processor 8 carries out coded treatment, sent after being received by the NB-IoT module 9 by antenna 10.The processor 3
The voice data sended and received is acquired in real time, and is saved it on the memory 4, facilitates and subsequent consults language again
Sound record.
The technical solution that the embodiment of the present invention provides has the benefit that (1) at low cost, small power consumption of the invention,
Switching performance is good, and NB-IoT wireless communication module can be realized remote transmission, and radiates small, injury of the reduction to human body;(2)
More instant effective informations can be obtained by screen, the more efficient completion work of function is arranged by keyboard in user;(3) when
Traffic police is capable of measuring alcohol concentration when on duty, and contacts in the event of an accident with colleague in time, improves working efficiency;It (4) can benefit
It is directed traffic and is illuminated with baton.
It is worth noting that: in the description of the present invention, the meaning of " plurality " is two or more, unless otherwise bright
It is really specific to limit.In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected, can
To be mechanical connection, for the ordinary skill in the art, above-mentioned term can be understood in this hair as the case may be
Concrete meaning in bright.
Herein, the nouns of locality such as related front, rear, top, and bottom are to be located in figure with components in attached drawing and zero
Part mutual position defines, only for the purpose of expressing the technical solution clearly and conveniently.It should be appreciated that the noun of locality
Use should not limit the claimed range of the application.
In the absence of conflict, the feature in embodiment and embodiment herein-above set forth can be combined with each other.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of traffic police's multifunctional interphone, it is characterised in that: the intercom includes shell, if wheat on the housing
Gram wind, keyboard, loudspeaker, screen, indicator light, it is intracorporal to be built in the shell for baton, antenna set on the case top
Processor, battery, audio processor, NB-IoT module, alcohol concentration sensor;
The microphone, battery, keyboard, loudspeaker, audio processor, screen, alcohol concentration sensor, baton, indicator light
It is electrically connected with processor, and is controlled by the processor;The NB-IoT module connects with antenna, audio processor
It connects, the audio processor is delivered to by the NB-IoT module by the received voice signal of the antenna and is handled
Afterwards, it is played by the loudspeaker;After being handled by the voice signal of the microphone input by the audio processor,
It is sent after being received by the NB-IoT module by the antenna;
Air taking port is additionally provided on the top of the baton, the air taking port connects the alcohol concentration by snorkel and senses
Device.
2. traffic police's multifunctional interphone according to claim 1, it is characterised in that: also set on the top of the baton
There is the headlamp being electrically connected with the processor, for illuminating.
3. traffic police's multifunctional interphone according to claim 2, it is characterised in that: the keyboard include switch key,
Talk key, dial key, switch lamp key, baton key, alcohol measure key, control opening for the intercom by the switch key
Machine/shutdown carries out answering voice by the talk key, is dialled by the dial key and inputs voice, by described
The ON/OFF of headlamp described in switch lamp key control, by the ON/OFF of baton described in the baton key control, by described
Alcohol measures key control and measures alcohol concentration.
4. traffic police's multifunctional interphone according to claim 1, it is characterised in that: be additionally provided with volume on the shell
Key, for controlling the volume of voice.
5. traffic police's multifunctional interphone according to claim 1, it is characterised in that: be additionally provided in the shell with it is described
The memory that processor is electrically connected, for storing the voice of intercommunication.
6. traffic police's multifunctional interphone according to claim 1, it is characterised in that: the bottom of the shell be additionally provided with
The charge port of the battery connection, is charged the battery by the charge port.
7. traffic police's multifunctional interphone according to claim 1, it is characterised in that: be additionally provided with A/D biography in the shell
Sensor, the alcohol concentration sensor are connected by A/D sensor with processor.
8. traffic police's multifunctional interphone according to claim 1, it is characterised in that: the shell back is additionally provided with battery
Lid replaces the battery by opening the battery cover.
9. traffic police's multifunctional interphone according to claim 1, it is characterised in that: it is additionally provided with wrist strap on the shell,
By the fixed intercom of the wrist strap with anti-slip.
10. traffic police's multifunctional interphone according to claim 1, it is characterised in that: be additionally provided on the shell and institute
The alarm for stating processor electric connection, meets or exceeds setting value in the alcohol concentration that the alcohol concentration sensor detects
When, the alarm is controlled by the processor and is sounded an alarm.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811109705.1A CN109218530A (en) | 2018-09-21 | 2018-09-21 | A kind of traffic police's multifunctional interphone |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811109705.1A CN109218530A (en) | 2018-09-21 | 2018-09-21 | A kind of traffic police's multifunctional interphone |
Publications (1)
Publication Number | Publication Date |
---|---|
CN109218530A true CN109218530A (en) | 2019-01-15 |
Family
ID=64985448
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201811109705.1A Pending CN109218530A (en) | 2018-09-21 | 2018-09-21 | A kind of traffic police's multifunctional interphone |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109218530A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110855308A (en) * | 2019-11-26 | 2020-02-28 | 黎明职业大学 | Intercom with baton function |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105634530A (en) * | 2016-03-11 | 2016-06-01 | 上海万寅安全环保科技有限公司 | Interphone |
CN205545238U (en) * | 2016-03-08 | 2016-08-31 | 方弈霏 | Traffic police uses alcohol test intercom |
CN207442835U (en) * | 2017-11-23 | 2018-06-01 | 泉州市顺风耳电子科技有限公司 | A kind of intelligence public network intercom |
-
2018
- 2018-09-21 CN CN201811109705.1A patent/CN109218530A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN205545238U (en) * | 2016-03-08 | 2016-08-31 | 方弈霏 | Traffic police uses alcohol test intercom |
CN105634530A (en) * | 2016-03-11 | 2016-06-01 | 上海万寅安全环保科技有限公司 | Interphone |
CN207442835U (en) * | 2017-11-23 | 2018-06-01 | 泉州市顺风耳电子科技有限公司 | A kind of intelligence public network intercom |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110855308A (en) * | 2019-11-26 | 2020-02-28 | 黎明职业大学 | Intercom with baton function |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US8367235B2 (en) | Battery pack, holster, and extendible processing and interface platform for mobile devices | |
GB2460200A (en) | Combination device of the blue-tooth headphone and the megaphone base | |
CN203927429U (en) | With the flashlight of audio amplifier | |
CN109218530A (en) | A kind of traffic police's multifunctional interphone | |
CN212994388U (en) | Electronic cigarette device | |
CN210327999U (en) | Voice transmission equipment based on control of double Bluetooth chips | |
CN202475505U (en) | Separated mobile phone and separated mobile phone mouse | |
CN207782783U (en) | The radio that a kind of band MP3 is played and emergency relief is called for help | |
CN207938157U (en) | A kind of automatic rescue alarm device based on Internet of Things | |
CN207677834U (en) | Boat-carrying wirelessly communicates handle and system | |
CN209017149U (en) | A kind of handheld video acquisition terminal with TYPE-C interface | |
CN207678000U (en) | Shipboard communication system | |
CN202190404U (en) | Bluetooth audio device | |
CN208316952U (en) | A kind of bluetooth headset control box | |
CN207518858U (en) | It is a kind of to use the Big Dipper and the bluetooth box of GPRS data transmission of location information simultaneously | |
CN203135879U (en) | A vehicle-mounted Bluetooth device | |
CN206401930U (en) | Portable multi-purpose loudspeaker battery | |
CN206991041U (en) | A kind of intelligent watch with cigarette sense detection | |
CN209330108U (en) | A kind of multifunctional interphone | |
CN213188495U (en) | Rechargeable acoustic control LED luminous cell-phone protective sheath | |
CN209330106U (en) | A kind of multifunctional interphone | |
CN211720719U (en) | Rectangular ear-hanging type touch wireless Bluetooth headset | |
CN212163641U (en) | Rectangular touch wireless Bluetooth earphone with cigarette lighter | |
CN219105770U (en) | Recording pen | |
CN211507115U (en) | Voiceprint intelligent recognition device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190115 |