CN207652572U - A kind of intercommunication terminal based on Beidou navigation positioning - Google Patents

Abstract

The utility model proposes a kind of intercommunication terminals based on Beidou navigation positioning, including：Casing, the interphone circuit being arranged in the casing, wherein the external interface includes video steaming interface, audio streaming interface, LAN interface, USB interface；It is described based on Beidou navigation positioning intercommunication terminal further include：Camera and audio alert unit, the camera installation on the housing, and are connected with the interphone circuit, and the audio alert unit is located in the casing and is connected with the Big Dipper receiving module, and the Big Dipper receiving module is built-in with control chip.

Description

A kind of intercommunication terminal based on Beidou navigation positioning

Technical field

The utility model is related to Beidou navigation field of locating technology, more particularly to a kind of intercommunication based on Beidou navigation positioning Terminal.

Background technology

To terminal user's locating and displaying, there are mainly two types of methods at present, and one is the AGPS technologies that mobile phone passes through cellular network Can position, positioning accuracy within tens meters, be for second be built-in with GPS mobile phone or cluster intercom utilize mobile phone honeycomb The location information of user is sent to manager by network, and positioning accuracy is in ten meters.Still big-dipper satellite is not positioned at present Applied in cluster intercom, and the technology that the needs such as these exactly military, police, fire-fighting, frontier defenses are used.

Utility model content

The purpose of this utility model aims to solve at least one of described technological deficiency.

For this purpose, the purpose of this utility model is that proposing a kind of intercommunication terminal based on Beidou navigation positioning.

To achieve the goals above, the embodiment of the utility model one side provides a kind of pair positioned based on Beidou navigation Say terminal, including：Casing, the interphone circuit being arranged in the casing, wherein the interphone circuit includes：Channel mould Block, security module, interface circuit, external interface, power supply and charging circuit, battery, microphone, baseband processing module, the Big Dipper receive Module, storage unit, button, display screen and loud speaker, wherein the baseband processing module is electric with security module, interface respectively Road, power supply and charging circuit, microphone, Big Dipper receiving module, button, display screen, loud speaker connection, ultrashort wave antenna passes through described Channel module is connect with security module, and Beidou antenna is connect with the Big Dipper receiving module, and external interface is connect with interface circuit, Battery and power supply and charging connection, wherein the external interface includes that video steaming interface, audio streaming interface, LAN interface, USB connect Mouthful；It is described based on Beidou navigation positioning intercommunication terminal further include：Camera and audio alert unit, the camera are mounted on On the casing, and be connected with the interphone circuit, the audio alert unit be located in the casing and with the Big Dipper Receiving module is connected, and the Big Dipper receiving module is built-in with control chip.

Further, the display screen uses LED display.

Further, the battery uses lithium battery.

Further, the wave band of the ultrashort wave antenna is located at 118-137MHz wave bands.

Further, the storage unit uses SD storage cards.The audio alert unit uses buzzer.

Further, further include：Power supply indicator and run indicator.

According to the intercommunication terminal based on Beidou navigation positioning of the utility model embodiment, by using the terminal, full While the intercommunication call of foot real-time Communication for Power, the location information of each terminal can be transmitted in real time to command terminal, pass through display Screen intuitively shows position distribution, the traveling situation of each terminal at the scene, and instruction is quickly assigned to it, is greatly improved The efficiency of dispatch control.Each terminal speech data can be encrypted, good confidentiality, suitable environment is various.

Under some environment such as airport, goods yard, frontier defense, live operation, rescue command, commander's station is required to and each end End keeps intercommunication call, obtains information, issues an order in real time, and the moment is needed to monitor the position of each terminal.In order to meet this Demand devises the terminal, enables in 5 kilometers or so range areas, the mutual intercommunication of each terminal, and is sent out to command terminal Send terminal positional information.

The additional aspect of the utility model and advantage will be set forth in part in the description, partly will be from following description In become apparent, or recognized by the practice of the utility model.

Description of the drawings

The above-mentioned and/or additional aspect and advantage of the utility model will in the description from combination following accompanying drawings to embodiment Become apparent and is readily appreciated that, wherein：

Fig. 1 is the structure chart according to the intercommunication terminal based on Beidou navigation positioning of the utility model embodiment.

Specific implementation mode

The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model Limitation.

As shown in Figure 1, the intercommunication terminal based on Beidou navigation positioning of the utility model embodiment, including：Casing, setting Interphone circuit in casing, wherein interphone circuit uses technical grade chip, is set using electrical isolation and electromagnetic shielding Meter, it is plug-in type whole face harden structure that chip, which uses surface mounting technology, structure, and interphone circuit includes：Channel module, secrecy mould Block, interface circuit, external interface, power supply and charging circuit, battery, microphone, baseband processing module, Big Dipper receiving module, storage Unit, button, display screen and loud speaker, wherein baseband processing module respectively with security module, interface circuit, power supply and charging Circuit, microphone, Big Dipper receiving module, button, display screen, loud speaker connection, ultrashort wave antenna pass through channel module and secrecy mould Block connects, and Beidou antenna is connect with Big Dipper receiving module, and external interface is connect with interface circuit, and battery connects with power supply and charging It connects, wherein external interface includes video steaming interface, audio streaming interface, LAN interface, USB interface.

Specifically, setting video steaming interface, audio streaming interface, have the characteristics that：

A) 4 road PAL/NTSC standard video signals inputs is supported to support to become frame per second, code using H.264 video compression technology Rate is automatically regulated to be best according to setting frame per second, can set video image quality.

B) equipment can realize that D1 (full frame rate), HD (full frame rate), CIF (full frame rate), QCIF (full frame rate) are differentiated per channel The separate hardware of rate is compressed.

C) 2 tunnel audio signals, audio signal independence Real Time Compression, using OggVorMis audio compress standards, compression are supported Code check is 16KMps.

D) compound H.264 code stream is generated after video and audio signal compression, video and audio keep same when code stream plays back Step, may also set up single video flowing.

E) dual code stream is supported, the code stream passed with wireless network, which is locally stored, to be respectively set.

F) video parameter dynamic setting is supported.

Based on Beidou navigation positioning intercommunication terminal further include：Camera and audio alert unit, camera are mounted on machine On shell, and it is connected with interphone circuit, audio alert unit is located in casing and is connected with Big Dipper receiving module, and the Big Dipper receives mould Block is built-in with control chip.

It may be implemented using camera：

(1) it records a video

A) there are many patterns for file record：Timing video recording, manually video recording.

B) it is stored using SD card.

C) storage device cryoprotective technique ensures the safety of critical data.

D) storage device space predistribution technology, low tracking technology extend storage device service life.

E) local memory device SMART technologies are supported.

F) the file automatic cycle record in storage device.

G) backup and editing of Video Document are provided.

(2) preview and playback

A) image local (or whole) is supported to cover.

B) support to put soon, slow play, the playback modes such as single frames, by video recording type, temporally retrieved.

C) longitude and latitude, speed superposition, 3GIP superpositions are supported.

Interphone circuit includes：Channel module 1, security module 2, interface circuit 3, external interface 4, power supply and charging circuit 5, battery 6, microphone, baseband processing module 8, Big Dipper receiving module 9, button 10, display screen 11 and loud speaker 12.

Wherein, baseband processing module 8 respectively with security module 2, interface circuit 3, power supply and charging circuit 5, microphone, the Big Dipper Receiving module 9, button 10, display screen 11, loud speaker 12 connect, and ultrashort wave antenna is connected by channel module 1 and security module 2 It connects, Beidou antenna is connect with Big Dipper receiving module 9, and external interface is connect with interface circuit 3, battery 6 and power supply and charging connection.

In one embodiment of the utility model, display screen 11 uses LED display 11.Lithium electricity may be used in battery 6 Pond 6.Storage unit uses SD storage cards.Audio alert unit uses buzzer.

In addition, the utility model further includes：Power supply indicator and run indicator.

The utility model uses 118-137MHz wave band ultrashort wave intercom modules, can meet within the scope of 5KM, each terminal Between, the speech talkback between each terminal and commander's station need, and speech security function can be increased, can applied to letter It is applied under the breath higher environment of safety requirements.The terminal positional information that Big Dipper receiving module 9 receives through baseband processing module 8 at Reason, by way of ultrashort wave number biography, is sent to command terminal.

Using Big Dipper receiving module 9 receive big-dipper satellite location information, obtain terminal where exact position, and by its It sends ultrashort wave digital transmission module to, is sent to command terminal.Positioning accuracy can reach 20~100 meter of 1 σ, increase region enhancing system 1 meter of 1 σ can be promoted to after system.Wherein, σ indicates position error.

The utility model has the characteristics that：

A) there are the multi-protective functions such as short circuit, overload, ground connection, low pressure alarming；

B) voltage range, output electric parameters whether working properly etc. can be detected；

C) there is independent protection act (or alarm) outlet, have the function of that protection act memory and signal are kept；

D) advanced technical grade chip, bus is used not to go out chip, electrical isolation meets related mark to design of Electromagnetic Shielding Standard makes the hardware system of device have high anti-jamming capacity and functional reliability；

E) protection philosophy mature and reliable can undergo prolonged live Operation trial；

F) it is plug-in type whole face harden structure that main chip, which uses surface mounting technology, structure,.

According to the intercommunication terminal based on Beidou navigation positioning of the utility model embodiment, by using the terminal, full While the intercommunication call of foot real-time Communication for Power, the location information of each terminal can be transmitted in real time to command terminal, pass through display Screen intuitively shows position distribution, the traveling situation of each terminal at the scene, and instruction is quickly assigned to it, is greatly improved The efficiency of dispatch control.Each terminal speech data can be encrypted, good confidentiality, suitable environment is various.

Under some environment such as airport, goods yard, frontier defense, live operation, rescue command, commander's station is required to and each end End keeps intercommunication call, obtains information, issues an order in real time, and the moment is needed to monitor the position of each terminal.In order to meet this Demand devises the terminal, enables in 5 kilometers or so range areas, the mutual intercommunication of each terminal, and is sent out to command terminal Send terminal positional information.

In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term It states and may not refer to the same embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be It can be combined in any suitable manner in any one or more embodiments or example.

Although the embodiments of the present invention have been shown and described above, it is to be understood that above-described embodiment is Illustratively, it should not be understood as limiting the present invention, those skilled in the art are not departing from the utility model Principle and objective in the case of above-described embodiment can be changed in the scope of the utility model, change, replace and Modification.The scope of the utility model is by appended claims and its equivalent limits.

Claims (7)

1. a kind of intercommunication terminal based on Beidou navigation positioning, which is characterized in that including：Casing is arranged in the casing Interphone circuit, wherein the interphone circuit uses technical grade chip, using electrical isolation and design of Electromagnetic Shielding, chip Using surface mounting technology, structure is plug-in type whole face harden structure, and the interphone circuit includes：Channel module, security module, Interface circuit, external interface, power supply and charging circuit, battery, microphone, baseband processing module, Big Dipper receiving module, storage are single Member, button, display screen and loud speaker, wherein the baseband processing module respectively with security module, interface circuit, power supply and fill Circuit, microphone, Big Dipper receiving module, button, display screen, loud speaker connection, ultrashort wave antenna by the channel module with Security module connects, and Beidou antenna is connect with the Big Dipper receiving module, and external interface is connect with interface circuit, battery and power supply And charging connection, wherein the external interface includes video steaming interface, audio streaming interface, LAN interface, USB interface；The base Further include in the intercommunication terminal of Beidou navigation positioning：Camera and audio alert unit, the camera are mounted on the casing On, and be connected with the interphone circuit, the audio alert unit be located in the casing and with the Big Dipper receiving module It is connected, the Big Dipper receiving module is built-in with control chip.

2. the intercommunication terminal as described in claim 1 based on Beidou navigation positioning, which is characterized in that the display screen uses LED display.

3. the intercommunication terminal as described in claim 1 based on Beidou navigation positioning, which is characterized in that the battery is using lithium electricity Pond.

4. the intercommunication terminal as described in claim 1 based on Beidou navigation positioning, which is characterized in that the ultrashort wave antenna Wave band is located at 118-137MHz wave bands.

5. the intercommunication terminal as described in claim 1 based on Beidou navigation positioning, which is characterized in that the storage unit uses SD storage cards.

6. the intercommunication terminal as described in claim 1 based on Beidou navigation positioning, which is characterized in that the audio alert unit Using buzzer.

7. the intercommunication terminal as described in claim 1 based on Beidou navigation positioning, which is characterized in that further include：Power supply instruction Lamp and run indicator.