CN209086438U - Microminiature pet locator - Google Patents
Microminiature pet locator Download PDFInfo
- Publication number
- CN209086438U CN209086438U CN201821551082.9U CN201821551082U CN209086438U CN 209086438 U CN209086438 U CN 209086438U CN 201821551082 U CN201821551082 U CN 201821551082U CN 209086438 U CN209086438 U CN 209086438U
- Authority
- CN
- China
- Prior art keywords
- mainboard
- antenna
- microminiature
- control mainboard
- control
- 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.)
- Active
Links
Landscapes
- Position Fixing By Use Of Radio Waves (AREA)
Abstract
The utility model relates to a kind of microminiature pet locator, including seal casinghousing and it is set to the intracorporal control mainboard of capsul, rechargeable battery and antenna mainboard；The control mainboard and the antenna mainboard are installed on inside the seal casinghousing, the control mainboard has opposite front and back, the front of the control mainboard is equipped with the first shielding case, the control mainboard is equipped with control circuit, locating module, vibrating sensor, the control circuit and the locating module are set in first shielding case, the vibrating sensor is set to the back side of the control mainboard, for perceiving the motion state of the microminiature pet locator；The antenna mainboard is equipped with ultrathin antenna, and by coaxial line connection between the antenna mainboard and the control mainboard, the rechargeable battery and the coaxial line are welded in the back side of the control mainboard.The seal casinghousing is bell type, and using bright shell, the highlighted LED light is double-colored high-brightness LED indicator light, keeps the low-profile of the pet locator exquisite, glittering brilliant.
Description
Technical field
The utility model relates to field of locating technology, and in particular to a kind of microminiature pet locator.
Background technique
Currently, the family of raising pet is more and more, people are higher and higher to the psychological dependence of pet, the protection to pet
Demand also increases accordingly.In general, pet is indoors or when open air is move freely, people it should be understood that pet position, especially
It is after pet is lost, people find pet with greater need for the specific location for understanding pet as early as possible.
Utility model content
In view of this, it is necessary to provide a kind of compact, open air and it is indoor can pinpoint microminiature pet it is fixed
Position device.
A kind of microminiature pet locator, including seal casinghousing and be set to the intracorporal control mainboard of capsul, chargeable electricity
Pond and antenna mainboard；The control mainboard and the antenna mainboard are installed on inside the seal casinghousing, the control mainboard tool
There is opposite front and back, the front of the control mainboard is equipped with the first shielding case, and the control mainboard is equipped with control electricity
Road, locating module, vibrating sensor, the control circuit and the locating module are set in first shielding case, the vibration
Dynamic sensor is set to the back side of the control mainboard, for perceiving the motion state of the microminiature pet locator；The day
Line mainboard is equipped with ultrathin antenna, is connected between the antenna mainboard and the control mainboard by coaxial line, described to fill
Battery and the coaxial line are welded in the back side of the control mainboard.
Further, the seal casinghousing includes upper cover and lower cover, the control mainboard and the antenna mainboard vertical card
Set on the middle part of the seal casinghousing, the rechargeable battery is set to the bottom of the lower cover, and the back side of the control mainboard is set
There is positive and negative anodes pad, the rechargeable battery is welded in the positive and negative anodes pad, provides power supply for the control mainboard.
Further, the antenna mainboard has opposite front and back, and the front of the antenna mainboard is equipped with GPS days
Line, the back side of the antenna mainboard are equipped with secondary shielding cover, are equipped with signal amplifier in the secondary shielding cover, and described GPS days
Line is electrically connected to the signal amplifier, and the signal amplifier is for amplifying the satellite positioning that the GPS antenna receives
Signal.
Further, the locating module includes GPS positioning module, WIFI locating module and GSM common communication module, institute
It states GPS positioning module and realizes positioning function by receiving GPS satellite positioning signal；The WIFI locating module is used for indoor environment
Under positioning function；The GSM common communication module realizes positioning function by 2G/3G/4G public communication network signal；, institute
Control circuit is stated using 8 ST STMicw Electronics super low power consuming single chip processors, the GPS positioning module, WIFI locating module and GSM
Common communication module is electrically connected to the control circuit, and the control circuit controls the GPS positioning module, WIFI positioning mould
Block and GSM common communication module realize positioning function, and location information is sent to a mobile terminal.
Further, SIM card holder and WIFI antenna are additionally provided in the control mainboard, the SIM card holder uses microminiature
NANO SIM card holder, for installing communication card, to be adapted to 2G/3G/4G public communication network；The WIFI antenna is electrically using patch
Chip antenna, and it is electrically connected to the WIFI locating module.
Further, the vibrating sensor is used to perceive the motion state of the microminiature pet locator, the vibration
Dynamic sensor is electrically connected to the control circuit, converts kinetic energy into electric signal after monitoring vibration, and electric signal is passed
It send to the control circuit, to wake up the control circuit.
Further, the top of the control mainboard is equipped with USB interface, and the USB interface is used to be the chargeable electricity
Pond charging and the control circuit software upgrading；Upper cover position corresponding with the USB interface is equipped with groove, the groove
Bottom has through-hole, and the USB interface top is arranged in the through-hole, and waterproof rubber stopper, the waterproof are equipped in the groove
Rubber plug has the first buckle, the waterproof rubber stopper is logical for blocking the USB interface and the through-hole on the inside of the waterproof rubber stopper
It crosses first buckle to connect with the upper cover, the surface of the waterproof rubber stopper is arc-shaped, when the waterproof rubber stopper is set on described
Outer surface when in through-hole with the upper cover is integrally formed.
Further, the upper cover and the lower cover are fixedly installed togather using ultrasonic bonding mode.
Further, the lower cover inside bottom is equipped with the second buckle, the control mainboard, the antenna mainboard and described
Rechargeable battery is arranged in the lower cover by described second.
Further, it is additionally provided with highlighted LED light in the control mainboard, is used to indicate the work shape of the locator
State.
Further, it is additionally provided with buzzer in the control mainboard, for issuing alarm sound in the positioner failure.
In above-mentioned microminiature pet locator, by the control circuit, the locating module and the vibrating sensor point
Not She Yu the control mainboard two sides, saved the area of the control mainboard, reduced the overall dimensions of the locator.
The control circuit and the locating module are set in first shielding case simultaneously, the signal amplifier is set to described the
In two shielding cases, interfering with each other between signal caused by avoiding because of circuit board interval too small.In addition, the control mainboard, institute
State rechargeable battery and the antenna mainboard be uprightly installed in the seal casinghousing, make between each component of the locator away from
From smaller, overall structure is simpler, compact, and power consumption is lower.The mounting structure of the utility model is simple, is readily produced, cost
It is cheap, convenient for promoting.
Detailed description of the invention
Fig. 1 is the Structure explosion diagram of the utility model embodiment microminiature pet locator.
Fig. 2 is the control mainboard Facad structure figure of the utility model embodiment microminiature pet locator.
Fig. 3 is the control mainboard backside structure figure of the utility model embodiment microminiature pet locator.
Fig. 4 is the antenna mainboard Facad structure figure of the utility model embodiment microminiature pet locator.
Fig. 5 is the antenna mainboard backside structure figure of the utility model embodiment microminiature pet locator.
Fig. 6 is the circuit diagram of the control circuit of the utility model embodiment microminiature pet locator.
Fig. 7 is the circuit diagram of the GPS signal amplifier of the utility model embodiment microminiature pet locator.
Specific embodiment
The utility model is described in detail below with reference to specific embodiments and the drawings.
Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6 and Fig. 7 are please referred to, the one kind for showing the embodiments of the present invention offer is super
Small-sized pet locator 100, control mainboard 20,30 and of rechargeable battery including seal casinghousing 10 and in seal casinghousing 10
Antenna mainboard 40；The control mainboard 20 and the antenna mainboard 40 are installed on inside the seal casinghousing 10, the control master
Plate 20 has an opposite front and back, and the front of the control mainboard 20 is equipped with the first shielding case, in the control mainboard 20
Equipped with control circuit 22, locating module, vibrating sensor 29, the control circuit 22 and the locating module are set to described first
In shielding case, the vibrating sensor 29 is set to the back side of the control mainboard 20, for perceiving the microminiature pet positioning
The motion state of device 100；The antenna mainboard 40 is equipped with ultrathin antenna, the antenna mainboard 40 and the control mainboard 20
Between connected by coaxial line 50, the rechargeable battery 30 and the coaxial line 50 are welded in the back of the control mainboard 20
Face.
Further, the seal casinghousing 10 includes upper cover 11 and lower cover 12, the control mainboard 20 and the antenna master
40 vertical card of plate is set to the middle part of the seal casinghousing 10, and the rechargeable battery 30 is set to the bottom of the lower cover 12, described
The back side of control mainboard 20 is equipped with positive and negative anodes pad 31, and the rechargeable battery 30 is welded in the positive and negative anodes pad 31, for institute
It states control mainboard 20 and power supply is provided.The antenna mainboard 40 has opposite front and back, the front of the antenna mainboard 40
Equipped with GPS antenna 41, the back side of the antenna mainboard 40 is equipped with secondary shielding cover, is equipped with signal in the secondary shielding cover and amplifies
Device 42, the GPS antenna 41 are electrically connected to the signal amplifier 42, and the signal amplifier 42 is for amplifying the GPS
The satellite positioning signal that antenna 41 receives.
Specifically, positive, the control mainboard 20 opposite with the back side of the antenna mainboard 40 of the control mainboard 20
Front and the back side of the antenna mainboard 40 be respectively arranged with first shielding case and the secondary shielding cover, and will be described
Control circuit 22, the locating module and the signal amplifier 42 are respectively arranged at first shielding case and second screen
It covers in cover, when the control mainboard 20 and the antenna mainboard 40 being made to be installed on 10 inside of seal casinghousing, even if circuit board
Between it is closely spaced, influencing each other between influence and circuit board of the external electromagnetic waves to internal circuit can also be shielded,
Can work normally the control circuit 22, the locating module and the signal amplifier 42.
Specifically, it is connected between the antenna mainboard 40 and the control mainboard 20 by the coaxial line 50, it is described same
Axis 50 is welded on the coaxial line pad 51 at 20 back side of control mainboard.
Further, the locating module includes GPS positioning module, WIFI locating module 23 and GSM common communication module,
The GPS positioning module realizes positioning function by receiving GPS satellite positioning signal；The WIFI locating module 23 is for interior
Positioning function under environment；The GSM common communication module realizes positioning function by 2G/3G/4G public communication network signal
Energy；, the control circuit 22 is using 8 ST STMicw Electronics super low power consuming single chip processors, the GPS positioning module, WIFI positioning
Module 23 and GSM common communication module are electrically connected to the control circuit 22, and the control circuit 22 controls the GPS positioning
Module, WIFI locating module 23 and GSM common communication module realize positioning function, and location information is sent to a movement eventually
End.
Further, SIM card holder 25 and WIFI antenna 24 are additionally provided in the control mainboard 20, the SIM card holder 25 is adopted
With microminiature NANO SIM card holder 25, for installing communication card, to be adapted to 2G/3G/4G public communication network；The WIFI antenna
24 electrically use patch-type antenna, and are electrically connected to the WIFI locating module 23.
Specifically, the control mainboard 20 uses the dedicated main control integrated circuit of MT2503 series Internet of Things of high integration,
And 8 ST STMicw Electronics super low power consuming single chip processors of arranging in pairs or groups, to realize that total system low power operation controls.Its MediaTek Inc.
MT2503 is encapsulated based on highly integrated minisystem grade, including GPS satellite locating module, indoor or outdoors GPS weak signal
The LBS of the 2G network base station of WIFI locating module 23 and gsm system under environment is positioned, and realizes multiple positioning function.
With ground, the WIFI antenna 24 and GSM antenna are set to the control mainboard 20, and the GPS antenna 41 is arranged
In the antenna mainboard 40, the GPS antenna 41 is used into master/slave board isolation design, the GPS antenna 41 does not exist with GSM antenna
Signal, is only connect by coaxial line 50 with the control mainboard 20, radio frequency efficiency is effectively ensured by the same space plane work,
It prevents EMI from interfering, improves the stability of the radio-frequency performance of product.
Further, the vibrating sensor 29 is used to perceive the motion state of the microminiature pet locator, described
Vibrating sensor 29 is electrically connected to the control circuit 22, converts kinetic energy into electric signal after monitoring vibration, and will be electric
Signal is sent to the control circuit 22, to wake up the control circuit 22.
Specifically, there are three types of the active modes of the control circuit 22, mode one, the 22 timing energization control of control circuit
MT2503D platform in rear end processed realizes ultra-low power consumption intelligent positioning function；Mode two incudes the vibration letter of the vibrating sensor 29
After number, the 22 power control rear end MT2503D platform of control circuit realizes ultra-low power consumption intelligent positioning function；Mode three, sense
The 22 power control rear end MT2503D platform of control circuit realizes super low-power consumption after answering base station signal strength to convert.Other when
Between the locator be in super low-power consumption sleep state, operating current is down to 15uA.
Specifically, the microminiature pet locator Priority level for location is set as GPS > WIFI > LBS, passes through unlatching first
The GPS positioning function of mainboard realizes positioning function by search of satellite signal.The nothing under the weak environment of GPS signal (such as indoor)
Method obtains longitude and latitude and the WIFI of next stage is just used to position.When locating contextual vicinity is without WIFI hot spot, then start afterbody
2G network base station LBS positioning, and location data is back to background server in real time, then be transmitted to client's hand from server
The APP of generator terminal parses display, and user is allowed simply to obtain current location information, by multiple location mechanism, realizes more
Positioning function under weight environment.
Further, radio-frequency front-end amplifier 26 and passive temperature-sensitive crystal oscillator are additionally provided in the control mainboard 20
27, the radio-frequency front-end amplifier 26 is integrated with signal amplifier 42, filter and baseband signal processor, for believing radio frequency
It number amplifies and shaping, and is sent to the control circuit 22；The passive temperature-sensitive crystal oscillator 27 is used to be the control
Circuit 22 processed provides clock signal.
Further, the top of the control mainboard 20 is equipped with USB interface 21, and the USB interface 21 is used for can for described in
The software release upgrade of rechargeable battery 30 charging and the control circuit 22；The upper cover 11 is corresponding with the USB interface 21
Position is equipped with groove 111, and 111 bottom of groove has through-hole 112, and the USB interface top is arranged in the through-hole 112
It is interior, waterproof rubber stopper 13 is equipped in the groove 111, the waterproof rubber stopper 13 is for blocking the USB interface 21 and the through-hole
112, there is the first buckle, the waterproof rubber stopper 13 passes through first buckle and the upper cover 11 on the inside of the waterproof rubber stopper 13
Connection, the surface of the waterproof rubber stopper 13 is arc-shaped, when the waterproof rubber stopper 13 be set to the through-hole 112 in when with the upper cover
11 outer surface is integrally formed.
Specifically, the waterproof rubber stopper 13 is that axis rotates with the protrusion in the upper cover 11, prevents the marine glue
Plug 13 falls off loss.The side of the groove 111 has recessed cambered surface, is used to open the waterproof rubber stopper 13.
Further, the upper cover 11 and the lower cover 12 are fixedly installed togather using ultrasonic bonding mode.
Further, 12 inside bottom of lower cover is equipped with the second buckle, the control mainboard 20, the antenna mainboard 40
It is arranged in the lower cover 12 with the rechargeable battery 30 by described second.
Further, highlighted LED light 28 and buzzer are additionally provided in the control mainboard 20, the highlighted LED refers to
Show that lamp 28 is used to indicate the working condition of the locator；The buzzer is used to issue alarm in the positioner failure
Sound.
Specifically, the raised retaining ring 14 of the apical lateral of the upper cover 11, be equipped in the retaining ring 14 hanging buckle or
Person's lanyard.
Specifically, in the present embodiment, the seal casinghousing 10 be it is spherical or spherical, such as bell type, using light outside
Shell, the highlighted LED light 28 be double-colored high-brightness LED indicator light 28, make the low-profile of the pet locator it is exquisite,
It is glittering brilliant.
In above-mentioned microminiature pet locator 100, by the control circuit 22, the locating module and the vibrating sensing
Device 29 is respectively arranged on the two sides of the control mainboard 20, has saved the area of the control mainboard 20, has reduced the locator
Overall dimensions.The control circuit 22 and the locating module are set in first shielding case simultaneously, the signal is put
Big device 42 is set in the secondary shielding cover, interfering with each other between signal caused by avoiding because of circuit board interval too small.In addition,
The control mainboard 20, the rechargeable battery 30 and the antenna mainboard 40 are uprightly installed in the seal casinghousing 10, are made
Distance between each component of the locator is smaller, and overall structure is simpler, compact, and power consumption is lower.The peace of the utility model
Assembling structure is simple, is readily produced, low in cost, convenient for promoting.
It should be noted that the utility model is not limited to above embodiment, creation essence according to the present utility model
Mind, those skilled in the art can also make other variations, these variations done according to the creative spirit of the utility model, all
Should be included in the utility model it is claimed within the scope of.
Claims (10)
1. a kind of microminiature pet locator, which is characterized in that including seal casinghousing and be set to the intracorporal control mainboard of capsul,
Rechargeable battery and antenna mainboard；The control mainboard and the antenna mainboard are installed on inside the seal casinghousing, the control
Mainboard processed has opposite front and back, and the front of the control mainboard is equipped with the first shielding case, sets in the control mainboard
There are control circuit, locating module, vibrating sensor, the control circuit and the locating module are set to first shielding case
Interior, the vibrating sensor is set to the back side of the control mainboard, for perceiving the movement shape of the microminiature pet locator
State；The antenna mainboard is equipped with ultrathin antenna, is connected between the antenna mainboard and the control mainboard by coaxial line,
The rechargeable battery and the coaxial line are welded in the back side of the control mainboard.
2. microminiature pet locator as described in claim 1, which is characterized in that the seal casinghousing includes upper cover under
Lid, the control mainboard and the antenna mainboard vertical card are set to the middle part of the seal casinghousing, and the rechargeable battery is set to
The back side of the bottom of the lower cover, the control mainboard is equipped with positive and negative anodes pad, and the rechargeable battery is welded in described positive and negative
Pole pad provides power supply for the control mainboard.
3. microminiature pet locator as described in claim 1, which is characterized in that the antenna mainboard has opposite front
And the back side, the front of the antenna mainboard are equipped with GPS antenna, and the back side of the antenna mainboard is equipped with secondary shielding cover, and described the
Signal amplifier is equipped in two shielding cases, the GPS antenna is electrically connected to the signal amplifier, and the signal amplifier is used
In the satellite positioning signal that the amplification GPS antenna receives.
4. microminiature pet locator as described in claim 1, which is characterized in that the locating module includes GPS positioning mould
Block, WIFI locating module and GSM common communication module, the GPS positioning module are determined by receiving GPS satellite positioning signal and realizing
Bit function；The WIFI locating module is used for the positioning function under indoor environment；The GSM common communication module passes through 2G/3G/
4G public communication network signal realizes positioning function；The control circuit uses 8 ST STMicw Electronics super low power consuming single chip processors,
The GPS positioning module, WIFI locating module and GSM common communication module are electrically connected to the control circuit, the control
GPS positioning module described in circuit control, WIFI locating module and GSM common communication module realize positioning function, and position is believed
Breath is sent to a mobile terminal；SIM card holder and WIFI antenna are additionally provided in the control mainboard, the SIM card holder is using super
Small-sized NANO SIM card holder, for installing communication card, to be adapted to 2G/3G/4G public communication network；The WIFI antenna is electrically adopted
With patch-type antenna, and it is electrically connected to the WIFI locating module.
5. microminiature pet locator as described in claim 1, which is characterized in that the vibrating sensor is described for perceiving
The motion state of microminiature pet locator, the vibrating sensor are electrically connected to the control circuit, are monitoring to vibrate
After convert kinetic energy into electric signal, and electric signal is sent to the control circuit, to wake up the control circuit.
6. microminiature pet locator as claimed in claim 2, which is characterized in that the top of the control mainboard is equipped with USB
Interface, the USB interface are used for as rechargeable battery charging and the control circuit software upgrading；The upper cover with it is described
The corresponding position of USB interface is equipped with groove, and the bottom portion of groove has through-hole, and the USB interface top is arranged in the through-hole
It is interior, waterproof rubber stopper is equipped in the groove, the waterproof rubber stopper is for blocking the USB interface and the through-hole, the waterproof
There is the first buckle, the waterproof rubber stopper is connect by first buckle with the upper cover, the waterproof rubber stopper on the inside of rubber plug
Surface it is arc-shaped, be integrally formed when the waterproof rubber stopper is set in the through-hole with the outer surface of the upper cover.
7. microminiature pet locator as claimed in claim 2, which is characterized in that the upper cover and the lower cover are using ultrasound
Wave welding manner is fixedly installed togather.
8. microminiature pet locator as claimed in claim 2, which is characterized in that the lower cover inside bottom is equipped with the second card
Button, the control mainboard, the antenna mainboard and the rechargeable battery are arranged in the lower cover by described second.
9. microminiature pet locator as described in claim 1, which is characterized in that be additionally provided in the control mainboard highlighted
LED light is used to indicate the working condition of the locator.
10. microminiature pet locator as described in claim 1, which is characterized in that be additionally provided with buzzing in the control mainboard
Device, for issuing alarm sound in the positioner failure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821551082.9U CN209086438U (en) | 2018-09-21 | 2018-09-21 | Microminiature pet locator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821551082.9U CN209086438U (en) | 2018-09-21 | 2018-09-21 | Microminiature pet locator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209086438U true CN209086438U (en) | 2019-07-09 |
Family
ID=67117238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821551082.9U Active CN209086438U (en) | 2018-09-21 | 2018-09-21 | Microminiature pet locator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209086438U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110456693A (en) * | 2019-07-27 | 2019-11-15 | 孙弢 | A kind of pet positioning device and its social contact method |
| CN110632632A (en) * | 2019-09-05 | 2019-12-31 | 厦门盈趣汽车电子有限公司 | Tracker and function setting method thereof |
-
2018
- 2018-09-21 CN CN201821551082.9U patent/CN209086438U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110456693A (en) * | 2019-07-27 | 2019-11-15 | 孙弢 | A kind of pet positioning device and its social contact method |
| CN110632632A (en) * | 2019-09-05 | 2019-12-31 | 厦门盈趣汽车电子有限公司 | Tracker and function setting method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10453327B2 (en) | Apparatus and methods for geolocating an individual with respect to a perimeter | |
| CN202916443U (en) | Beidou satellite SMS emergency system | |
| CN209086438U (en) | Microminiature pet locator | |
| US20100127856A1 (en) | Flash drive locator | |
| US20190123429A1 (en) | Wearable device antenna apparatus and system | |
| CN204536739U (en) | A kind of intelligent watch | |
| CN105652648A (en) | Ultra-thin intelligent watch | |
| CN205432600U (en) | Multi -functional intelligent knapsack | |
| CN108089213B (en) | Low-power-consumption control method for Beidou satellite communication positioning device | |
| CN205861906U (en) | Vehicle-mounted type Beidou communication positioning navigation all-in-one machine | |
| CN219802590U (en) | UWB positioning card | |
| CN103760580A (en) | Dynamic positioning system of gun through Beidou satellite | |
| CN209784541U (en) | Ultra-thin card positioner | |
| CN210895803U (en) | Wireless information acquisition uploading device | |
| CN203606498U (en) | Drowning locating device | |
| CN211019236U (en) | Mobile terminal and wireless communication system | |
| CN206314005U (en) | A kind of integrated circuit modules and electronic equipment with 2G communications with positioning function | |
| CN209356682U (en) | Flying disk type waterproof locator | |
| CN208241658U (en) | A kind of multifunctional interphone | |
| CN202948132U (en) | Satellite signal positioning apparatus for Beidou second-generation navigation system | |
| CN205861907U (en) | Boat-carrying type Beidou communication positioning navigation all-in-one machine | |
| CN215681867U (en) | Photovoltaic power supply's location treasured that charges | |
| CN211955859U (en) | Infrared inductor convenient to loading and unloading | |
| CN216700339U (en) | Simple positioning terminal | |
| CN205430618U (en) | Indoor positioner |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |