CN205450289U - Big dipper satellite navigation controller - Google Patents
Big dipper satellite navigation controller Download PDFInfo
- Publication number
- CN205450289U CN205450289U CN201620260743.7U CN201620260743U CN205450289U CN 205450289 U CN205450289 U CN 205450289U CN 201620260743 U CN201620260743 U CN 201620260743U CN 205450289 U CN205450289 U CN 205450289U
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- CN
- China
- Prior art keywords
- chip
- beidou
- beidou navigation
- navigation
- signal
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- Expired - Fee Related
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- Electric Clocks (AREA)
Abstract
The utility model relates to a navigation equipment, more specifically say and relate to a big dipper satellite navigation controller, and simple structure is small, can realize the receipt transmission and demonstration of locating information. RF chips is used for the receiving process of satellite navigation signal, and the antenna is used for the signal conversion between satellite navigation signal and the current signal, and power distribution unit distributes into antenna input power multichannel signal output or is signal transmission to antenna all the way with the multichannel signal synthesis that RF chips exported. Pursuit and location to the satellite navigation signal are realized to the beiDou navigation satellite system chip. Crystal oscillator provides reference clock for the beiDou navigation satellite system chip. The real -time clock chip is received the clock signal of beiDou navigation satellite system chip and is produced a count pulse to beiDou navigation satellite system chip, and the real -time clock chip provides timing function for the beiDou navigation satellite system chip. The flash memory is used for the storage of procedure and data. Universal serial bus control module for the beiDou navigation satellite system chip provide with computer communication's signal transmission interface.
Description
Technical field
This utility model relates to a kind of navigator, controls machine more specifically to a kind of Beidou satellite navigation.
Background technology
What alignment system was often referred to is exactly global positioning system, is to utilize satellite technology to realize object space to be accurately positioned.The global position system GPS of the U.S. mainly includes space segment and above ground portion.Success realizes and can provide navigation, and location and time service etc. service, and at vehicle, boats and ships, the aspect such as the navigation of aircraft etc. and individual position location can use this technology.At present, China is the most greatly developing Beidou navigation satellite technology, and has been successfully realized the local complexity of satellite service.Beidou satellite navigation system is a kind of global satellite navigation system of the autonomous research and development of China.At present, it has been successfully realized region overlay.Nowadays, whole society's every field the most increasingly needs the support of BDStar navigation system.The Big Dipper is popular makes every field to the demand of BEI-DOU position system the most all the more urgent.The Beidou navigation of miniaturization controls the requisite ring that equipment is dipper system commercialization.
Utility model content
This utility model mainly solving the technical problems that: providing a kind of Beidou satellite navigation to control machine, simple in construction, volume is little, can realize reception transmission and the display of location information.
For solving above-mentioned technical problem, this utility model relates to a kind of navigator, machine is controlled more specifically to a kind of Beidou satellite navigation, including antenna, power divider, radio frequency chip, Beidou navigation chip, GPRS module, real-time timepiece chip, crystal oscillator, flash memory, USB (universal serial bus) control module, liquid crystal chip and LCDs, simple in construction, volume is little, can realize reception transmission and the display of location information.
Power divider one end is connected with antenna, the other end is connected with radio frequency chip, radio frequency chip processes for the reception of satellite navigation signals, antenna is for the signal conversion between satellite navigation signals and current signal, and antenna input power is distributed into multiple signals output or the multiple signals that radio frequency chip exports synthesizes a road signal transmission to antenna by power divider.Radio frequency chip is connected with Beidou navigation chip, and Beidou navigation chip realizes the tracking to satellite navigation signals and location.GPRS module is connected with Beidou navigation chip, and GPRS module provides telecommunication capabilities for Beidou navigation chip.Crystal oscillator is connected with Beidou navigation chip, and crystal oscillator provides reference clock for Beidou navigation chip.Real-time timepiece chip is connected with Beidou navigation chip, and real-time timepiece chip receives the clock signal of Beidou navigation chip and produces a count pulse to Beidou navigation chip, and real-time timepiece chip is that Beidou navigation chip provides clocking capability.Flash memory is connected with Beidou navigation chip, and flash memory is used for program and the storage of data.USB (universal serial bus) control module is connected with Beidou navigation chip, and USB (universal serial bus) control module provides the signal transmission interface with compunication for Beidou navigation chip.Liquid crystal chip one end is connected with Beidou navigation chip, and the other end is connected with LCDs, and liquid crystal chip receives the signal of Beidou navigation chip output and transmits a signal to show in LCDs.
As the further optimization of this programme, the antenna described in this utility model a kind of Beidou satellite navigation control machine is active antenna or passive antenna.
As the further optimization of this programme, the radio frequency chip described in this utility model a kind of Beidou satellite navigation control machine selects the radio frequency chip that Mei Xin company limited produces, and its model is MAX2769.
As the further optimization of this programme, the Beidou navigation chip described in this utility model a kind of Beidou satellite navigation control machine selects Beijing China to make every effort to achieve the Beidou navigation chip that logical company limited produces, and its model is GNISTAR-1.
A kind of Beidou satellite navigation of this utility model controls having the beneficial effect that of machine
A. simple in construction, low cost；
B. reception and the transmission of location information are achieved.
Accompanying drawing explanation
Fig. 1 is the system block diagram that a kind of Beidou satellite navigation of this utility model controls machine.
Detailed description of the invention
In FIG, this utility model relates to a kind of navigator, machine is controlled more specifically to a kind of Beidou satellite navigation, including antenna, power divider, radio frequency chip, Beidou navigation chip, GPRS module, real-time timepiece chip, crystal oscillator, flash memory, USB (universal serial bus) control module, liquid crystal chip and LCDs, simple in construction, volume is little, can realize reception transmission and the display of location information.
Power divider one end is connected with antenna, the other end is connected with radio frequency chip, radio frequency chip processes for the reception of satellite navigation signals, antenna is for the signal conversion between satellite navigation signals and current signal, and antenna input power is distributed into multiple signals output or the multiple signals that radio frequency chip exports synthesizes a road signal transmission to antenna by power divider.Power divider makes this utility model one Beidou satellite navigation Control function connect multiple navigation signal receiver, uses the power divider of different output channel, can connect the receiver of equivalent amount, it is simple to the shunting of signal transmission.Radio frequency chip selects the radio frequency chip that Mei Xin company limited produces, and its model is MAX2769.This radio frequency chip supports multiple navigation application, and expense is low but has splendid performance.The whole cascade noise of this radio frequency chip only has 1.4 decibels.And this chip entirely given up the requirement of external IF filter, by realizing monolithic filter on sheet.Antenna is active antenna or passive antenna, selects different antennas according to concrete operating mode.
Radio frequency chip is connected with Beidou navigation chip, and Beidou navigation chip realizes the tracking to satellite navigation signals and location.Beidou navigation chip selects Beijing China to make every effort to achieve the Beidou navigation chip that logical company limited produces, and its model is GNISTAR-1.This Beidou navigation chip can gather the satellite-signal of multiple frequency and process, and once searching satellite-signal can be tracked this signal and position voluntarily.It is fast that Big Dipper signal is followed the trail of speed that is highly sensitive and that capture signal by this type Beidou navigation chip, and under normal signal intensity (-136dbm), the speed of one star of capture is about 8 milliseconds, all satellites completes one and takes turns the time of capture less than 1 second.
GPRS module is connected with Beidou navigation chip, and GPRS module provides telecommunication capabilities for Beidou navigation chip.Utilize GPRS module can transmit navigation signal to mobile terminals such as mobile phones.
Crystal oscillator is connected with Beidou navigation chip, and crystal oscillator provides reference clock for Beidou navigation chip.Real-time timepiece chip is connected with Beidou navigation chip, and real-time timepiece chip receives the clock signal of Beidou navigation chip and produces a count pulse to Beidou navigation chip, and real-time timepiece chip is that Beidou navigation chip provides clocking capability.The information utilizing real-time timepiece chip that Beidou navigation chip is exported identifies with precise time.
Flash memory is connected with Beidou navigation chip, and flash memory is used for program and the storage of data.USB (universal serial bus) control module is connected with Beidou navigation chip, and USB (universal serial bus) control module provides the signal transmission interface with compunication for Beidou navigation chip.The signal utilizing USB (universal serial bus) to make this Beidou satellite navigation control machine can be connected with the navigational computer of USB interface with many, it is simple to external navigator.
Liquid crystal chip one end is connected with Beidou navigation chip, and the other end is connected with LCDs, and liquid crystal chip receives the signal of Beidou navigation chip output and transmits a signal to show in LCDs.
Certainly described above is not limitation of the utility model; this utility model is also not limited to the example above; change that those skilled in the art are made in essential scope of the present utility model, retrofit, add or replace, fall within protection domain of the present utility model.
Claims (4)
1. a Beidou satellite navigation controls machine, including antenna, power divider, radio frequency chip, Beidou navigation chip, GPRS module, real-time timepiece chip, crystal oscillator, flash memory, USB (universal serial bus) control module, liquid crystal chip and LCDs, it is characterized in that: power divider one end is connected with antenna, the other end is connected with radio frequency chip, radio frequency chip processes for the reception of satellite navigation signals, antenna is for the signal conversion between satellite navigation signals and current signal, antenna input power is distributed into multiple signals output or the multiple signals that radio frequency chip exports synthesizes a road signal transmission to antenna by power divider；Radio frequency chip is connected with Beidou navigation chip, and Beidou navigation chip realizes the tracking to satellite navigation signals and location；GPRS module is connected with Beidou navigation chip, and GPRS module provides telecommunication capabilities for Beidou navigation chip；Crystal oscillator is connected with Beidou navigation chip, and crystal oscillator provides reference clock for Beidou navigation chip；Real-time timepiece chip is connected with Beidou navigation chip, and real-time timepiece chip receives the clock signal of Beidou navigation chip and produces a count pulse to Beidou navigation chip, and real-time timepiece chip is that Beidou navigation chip provides clocking capability；Flash memory is connected with Beidou navigation chip, and flash memory is used for program and the storage of data；USB (universal serial bus) control module is connected with Beidou navigation chip, and USB (universal serial bus) control module provides the signal transmission interface with compunication for Beidou navigation chip；Liquid crystal chip one end is connected with Beidou navigation chip, and the other end is connected with LCDs, and liquid crystal chip receives the signal of Beidou navigation chip output and transmits a signal to show in LCDs.
A kind of Beidou satellite navigation the most according to claim 1 controls machine, it is characterised in that: described antenna is active antenna or passive antenna.
A kind of Beidou satellite navigation the most according to claim 1 controls machine, it is characterised in that: described radio frequency chip selects the radio frequency chip that Mei Xin company limited produces, and its model is MAX2769.
A kind of Beidou satellite navigation the most according to claim 1 controls machine, it is characterised in that: described Beidou navigation chip selects Beijing China to make every effort to achieve the Beidou navigation chip that logical company limited produces, and its model is GNISTAR-1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620260743.7U CN205450289U (en) | 2016-03-31 | 2016-03-31 | Big dipper satellite navigation controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620260743.7U CN205450289U (en) | 2016-03-31 | 2016-03-31 | Big dipper satellite navigation controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205450289U true CN205450289U (en) | 2016-08-10 |
Family
ID=56609098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620260743.7U Expired - Fee Related CN205450289U (en) | 2016-03-31 | 2016-03-31 | Big dipper satellite navigation controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205450289U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107064971A (en) * | 2017-04-12 | 2017-08-18 | 贵州北斗空间信息技术有限公司 | A kind of Big Dipper satellite signal receives display circuit |
| CN117826569A (en) * | 2023-12-25 | 2024-04-05 | 广东今程光一电力科技有限责任公司 | Automatic Beidou time-setting clock device |
-
2016
- 2016-03-31 CN CN201620260743.7U patent/CN205450289U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107064971A (en) * | 2017-04-12 | 2017-08-18 | 贵州北斗空间信息技术有限公司 | A kind of Big Dipper satellite signal receives display circuit |
| CN117826569A (en) * | 2023-12-25 | 2024-04-05 | 广东今程光一电力科技有限责任公司 | Automatic Beidou time-setting clock device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160810 |