CN205561860U - Golf ball ranging system - Google Patents
Golf ball ranging system Download PDFInfo
- Publication number
- CN205561860U CN205561860U CN201620226794.8U CN201620226794U CN205561860U CN 205561860 U CN205561860 U CN 205561860U CN 201620226794 U CN201620226794 U CN 201620226794U CN 205561860 U CN205561860 U CN 205561860U
- Authority
- CN
- China
- Prior art keywords
- module
- gyroscope
- signal
- measurement system
- central processing
- 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
- Navigation (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
Abstract
The utility model relates to a golf ball ranging system, including central processing module, communication module, orientation module, gesture algorithm chip and sensing module, communication module, orientation module and gesture algorithm chip all are connected with central processing module, communication module and outside mobile terminal are connected, the sensing module including the accelerometer that is used for detecting the motion acceleration, be used for detecting rotational angular velocity's gyroscope and be used for detecting absolute azimuthal magnetometer, accelerometer, gyroscope and magnetometer all are connected with gesture algorithm chip. The utility model has the advantages of through fusing positioning data refined calculation travel distance, the precision can reach 20 centimetres, and adopt MEMS accelerometer, MEMS gyroscope, MEMS magnetometer to detect the person of playing ball or measure walking step number and direction, and the measuring equipment volume and the weight of this system are very little, and the cost is also very low moreover.
Description
Technical field
This utility model relates to ranging technology, is specifically related to a kind of golf range-measurement system.
Background technology
In people live, a lot of places need to measure distance, in the most various sports.Need to measure the impact distance of batting every time as in the motion that plays golf, traditional method is to use pace method, a caddie by professional training is i.e. allowed to walk to falling sphere position from impact position, walking step number is counted by caddie in the process of walking, and the step pitch that then walking step number is multiplied by an estimation carrys out computed range.This method low precision and instability, and train veteran caddie's cost high, so electronic distance meter is just used in this motion of golf.
What diastimeter was conventional has laser range finder, supersonic wave test instrument, GPS diastimeter.Wherein its precision of laser testing instrument is high, is most widely used.Such as a kind of golf tester that Authorization Notice No. is CN 202403697U, a kind of based on GPS and laser ranging technique, including for provide the supply module of working power, laser module, transceiver logic control module, for the COMOS imageing sensor of perception distant objects image and for receiving satellite information and producing the GPS receiver module of longitude and latitude signal, main control module and there is key-press module and the liquid crystal display at operation interface；nullIt is by laser module、GPS receiver module and COMOS imageing sensor connect main control module，Therefore laser measurement and GPS can be measured and integrate，Its distance-finding method is: makes the laser emission element in laser module launch the laser signal after ovennodulation by transceiver logic control module and arrives at，To be accurately obtained the time difference of laser transmitting-receiving in signal after destination reflects returns to laser pick-off unit again，Measurement signal delivered in main control module by transceiver logic control module to calculate signal through distance，Therefore sporter's self-position can be obtained to the distance between match play，GPS receiver module receives oneself coordinate information simultaneously，Information is reached in main control module，The distance between sporter and match play is drawn by analyzing prepackage map and coordinate information，Can the image of accurately perception distant objects by COMOS imageing sensor，High-precision laser measurement and remote GPS are found range and combines.
From the patent of CN 202403697U describes, can be seen that its shortcoming is more apparent:
Using Laser Measuring unit unit to obtain sporter's self-position to the distance between match play, laser ranging monotechnics is complicated, and volume is big, and cost is high；
Using GPS to draw the distance between sporter and match play, common GPS accuracy is poor, measures distance inaccuracy；
Laser ranging unit and GPS range cells are the most integrated in that patent, the most really merge two kinds of distance-finding methods, the most do not possess the advantage after merging two kinds of methods；
Whole equipment includes supply module, laser module, transceiver logic control module, COMOS image module and GPS module, its volume and weight certainly will be very big and cost high, and carry the equipment that volume is big, weight is big and certainly will become burden in Gao Fuer moves, affect Consumer's Experience and sports fun.
MEMS sensor application in recent years is advanced by leaps and bounds, and is widely used in consumption electronic product, automobile electronics, industrial electronics.The figure of MEMS sensor is had such as mobile phone, panel computer, electronics bracelet etc. in the electronic equipment that we commonly use.MEMS sensor generally comprises accelerometer, gyroscope, magnetometer etc. three kinds, it is possible to detect athletic posture and the orientation of object accurately.The electronics bracelet such as employing mems accelerometer can detect, with precision, the step number that wearer walks or runs.
GPS technology is ripe navigator fix technology, and GPS positioning precision has high accuracy and low precision difference.High-precision GPS equipment precision is up to grade, but using method is complicated, and price is the highest, is generally used for the field such as military affairs, professional surveying and mapping.The little price of normal domestic GPS device volume is low, but its precision only has about 10 meters.Cannot be used directly for the occasion that required precision is higher.
Utility model content
For the problems referred to above, in order to overcome the defect of prior art, this utility model aims to provide a kind of high-precision golf range-measurement system.
To achieve these goals, this utility model adopts the following technical scheme that a kind of golf range-measurement system, including central processing module, communication module, locating module, Attitude Algorithm chip and sensing module；Described communication module, locating module and Attitude Algorithm chip are all connected with central processing module；Described communication module is connected with outside mobile terminal；Described sensing module includes the accelerometer for detecting acceleration of motion, for detecting the gyroscope of angular velocity of rotation and for detecting the magnetometer of absolute azimuth, described accelerometer, gyroscope and magnetometer are all connected with Attitude Algorithm chip；
Described Attitude Algorithm chip, the primary signal for self-sensing module in the future processes and obtains attitude signal, and sends attitude signal and primary signal to central processing module；Described primary signal includes acceleration of motion, angular velocity of rotation and absolute azimuth；
Attitude signal and primary signal are processed and obtain motor message by described central processing module, and the framing signal sent further according to locating module combines motor message and processes and obtain distance signal, and is sent distance signal to outside mobile terminal by communication module.
As preferably, described locating module is bluetooth module.
As preferably, described bluetooth module is BLE4.0 bluetooth module.
As preferably, described central processing module is MCU chip.
As preferably, described locating module is GPS chip.
As preferably, described Attitude Algorithm chip is connected with central processing module by iic bus.
As preferably, described accelerometer is mems accelerometer, and described magnetic force is calculated as MEMS magnetometer, and described gyroscope is MEMS gyroscope.
As preferably, described accelerometer is three axis accelerometer, and described magnetic force is calculated as three axle magnetometers, and described gyroscope is three-axis gyroscope.
As preferably, described motor message includes motion frequency and step number.
Compared to existing technology, the beneficial effects of the utility model are: accurately calculating travel distance by merging location data, precision is up to 20 centimetres；And using mems accelerometer, MEMS gyroscope, MEMS magnetometer to detect player or to measure walking step number and direction, the measurement device body of native system is long-pending and weight is the least, and cost is the lowest.
Accompanying drawing explanation
Fig. 1 is the function structure chart of golf range-measurement system of the present utility model.
Detailed description of the invention
Below, in conjunction with accompanying drawing and detailed description of the invention, this utility model is described further:
The present embodiment provides a kind of golf range-measurement system, its object is to:
Use MEMS sensor automatically detect player or gauger's walking and accurately step number counted, substitute caddie's artificial counting method；
Use MEMS sensor detection player or the direction of gauger's walking and angle, accurately calculate each section of run trace length or the air line distance of any two points；
Merging gps data accurately to calculate the step pitch of player or gauger's walking, accurate calculation distance makes up the problem that GPS positioning precision is not enough, and returns to player position；
Use BLE4.0 bluetooth module to send data to mobile terminal and check result, such as mobile phone or panel computer, abandon volume and the huge display of power consumption to make volume to be made the least；
Abandon the bulky technical scheme with high costs of technical sophistication, it is achieved the Wearable scheme of small size low cost, allow player really enjoy the enjoyment that high-tech brings.
As it is shown in figure 1, the present embodiment includes central processing module, communication module, locating module, Attitude Algorithm chip and sensing module；Described communication module, locating module and Attitude Algorithm chip are all connected with central processing module, and described sensing module and Attitude Algorithm chip connect；Described sensing module includes gyroscope, magnetometer and accelerometer；Described gyroscope, magnetometer and accelerometer are all connected with central processing module by Attitude Algorithm chip.
Described communication module can be but not limited to bluetooth module, and described bluetooth module is BLE4.0 bluetooth module；Described communication module is connected with outside mobile terminal；Described mobile terminal can be but not limited to smart mobile phone or panel computer.
Described central processing module can be but not limited to MCU chip.
Described Attitude Algorithm chip is connected with central processing module by iic bus；Native system is installed on pedestrian, described accelerometer detects the acceleration of motion of pedestrian by the change of Hooke power, described gyroscope detects the angular velocity of rotation of pedestrian by the change of Hooke power, and described magnetometer detects the absolute azimuth of pedestrian's motion by the change in detection magnetic field of the earth；The primary signal detected is sent to Attitude Algorithm chip by gyroscope, magnetometer and accelerometer respectively；Described primary signal includes angular velocity of rotation, absolute azimuth and acceleration of motion；
The primary signal of the gyroscope received, magnetometer and accelerometer is processed and obtains attitude signal by Attitude Algorithm chip, and by iic bus, attitude signal is sent to central processing module, the primary signal of the gyroscope received, magnetometer and accelerometer is sent to central processing module by Attitude Algorithm chip by iic bus simultaneously；Described attitude signal includes course angle, roll angle and the angle of pitch.
Described central processing module is for initially calibrating accelerometer, gyroscope and magnetometer；Described accelerometer is mems accelerometer, and described magnetic force is calculated as MEMS magnetometer, and described gyroscope is MEMS gyroscope.
Described MEMS (Micro Electro Mechanical System, MEMS) it is a kind of industrial technology that microelectric technique and mechanical engineering are fused together, the process technology of MEMS is transformed by semiconductor processing technology, its opereating specification is in micrometer range, so the MEMS chip manufactured all has the least volume and power consumption.
Described accelerometer is X, Y, Z three axis accelerometer, and described gyroscope is X, Y, Z three-axis gyroscope, and described magnetic force is calculated as X, Y, Z tri-axle magnetometer；Described accelerometer, gyroscope, magnetometer can be integrated in a chip and form 9 axle sensing chips, and volume can be made less.
Described locating module can be but not limited to GPS chip, and described locating module is connected with central processing module by serial ports；Pedestrian is positioned by GPS chip, receives the framing signal that external GPS satellite-signal sends, and sends framing signal to central processing module.
Described central processing module processes according to the primary signal received and attitude signal and obtains motor message, and described motor message includes motion frequency and the step number of pedestrian；
In pedestrian's motor process, accelerometer is walked about because of pedestrian's, its each axially suffered gravity acceleration value and frequency keep shaking within limits, described central processing module according to this gravity acceleration value chattering frequency, walk frequency and the step number of pedestrian can be calculated；Described magnetometer is affected by magnetic field of the earth, can obtain basic magnetic heading angle, and described magnetic heading angle is for determining the direction of motion that pedestrian is basic；In whole gait processes, after accelerometer output parameter and magnetometer output parameter project to carrier, the measured value of its value and accelerometer and magnetometer is not inconsistent, it is therefore desirable to utilize the output of gyroscope to be updated horizontal angle and course angle；Described accelerometer, magnetometer and gyroscope are prior art.
Central processing module processes the distance signal obtaining pedestrian's motion according to motor message and framing signal, and sends distance signal to communication module, so that distance signal is sent to outside mobile terminal by communication module；Pedestrian can check distance and self location by mobile terminal.
In golf course, in the case of the accurate coordinate position of known each match play, the distance between pedestrian and each match play can be calculated by this range-measurement system, simultaneously can the display of map on mobile terminals, determine position and the court surrounding enviroment of pedestrian's T-ground, in order to prompting pedestrian selects club, the dynamics that swings and erect-position angle etc. according to experience.
It will be apparent to those skilled in the art that can technical scheme as described above and design, make other various corresponding changes and deformation, and within all these changes and deformation all should belong to this utility model scope of the claims.
Claims (9)
1. a golf range-measurement system, it is characterised in that include central processing module, communication
Module, locating module, Attitude Algorithm chip and sensing module；Described communication module, fixed
Position module and Attitude Algorithm chip are all connected with central processing module；Described communication module with
Outside mobile terminal connects；Described sensing module includes for detecting adding of acceleration of motion
Velometer, for detecting the gyroscope of angular velocity of rotation and for detecting absolute azimuth
Magnetometer, described accelerometer, gyroscope and magnetometer are all connected with Attitude Algorithm chip；
Described Attitude Algorithm chip, the primary signal for self-sensing module in the future processes
To attitude signal, and attitude signal and primary signal are sent to central processing module；Institute
State primary signal and include acceleration of motion, angular velocity of rotation and absolute azimuth；
Attitude signal and primary signal are processed and obtain motion letter by described central processing module
Number, further according to locating module send framing signal combine motor message process obtain distance
Signal, and by communication module, distance signal is sent to outside mobile terminal.
2. golf range-measurement system as claimed in claim 1, it is characterised in that described location
Module is bluetooth module.
3. golf range-measurement system as claimed in claim 2, it is characterised in that described bluetooth
Module is BLE4.0 bluetooth module.
4. golf range-measurement system as claimed in claim 1, it is characterised in that described central authorities
Processing module is MCU chip.
5. golf range-measurement system as claimed in claim 1, it is characterised in that described location
Module is GPS chip.
6. golf range-measurement system as claimed in claim 1, it is characterised in that described attitude
Algorithm chip is connected with central processing module by iic bus.
7. golf range-measurement system as claimed in claim 1, it is characterised in that described acceleration
Degree is calculated as mems accelerometer, and described magnetic force is calculated as MEMS magnetometer, described gyroscope
For MEMS gyroscope.
8. golf range-measurement system as claimed in claim 1, it is characterised in that described acceleration
Degree is calculated as three axis accelerometer, and described magnetic force is calculated as three axle magnetometers, and described gyroscope is
Three-axis gyroscope.
9. golf range-measurement system as claimed in claim 1, it is characterised in that described motion
Signal includes motion frequency and step number.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620226794.8U CN205561860U (en) | 2016-03-22 | 2016-03-22 | Golf ball ranging system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620226794.8U CN205561860U (en) | 2016-03-22 | 2016-03-22 | Golf ball ranging system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205561860U true CN205561860U (en) | 2016-09-07 |
Family
ID=56815708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620226794.8U Active CN205561860U (en) | 2016-03-22 | 2016-03-22 | Golf ball ranging system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205561860U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105651304A (en) * | 2016-03-22 | 2016-06-08 | 广州市中海达测绘仪器有限公司 | Golf ball range-measurement system and method |
-
2016
- 2016-03-22 CN CN201620226794.8U patent/CN205561860U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105651304A (en) * | 2016-03-22 | 2016-06-08 | 广州市中海达测绘仪器有限公司 | Golf ball range-measurement system and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110645979B (en) | Indoor and outdoor seamless positioning method based on GNSS/INS/UWB combination | |
| US10337884B2 (en) | Method and apparatus for fast magnetometer calibration | |
| CN101907467B (en) | Method and device for personal location based on motion measurement information | |
| CN111024075B (en) | Pedestrian navigation error correction filtering method combining Bluetooth beacon and map | |
| CN107421535B (en) | Indoor pedestrian positioning system based on magnetic field characteristics and acceleration information step counting | |
| CN108225324B (en) | Indoor positioning method based on intelligent terminal and integrating geomagnetic matching and PDR | |
| CN1984698A (en) | A swing diagnosis device for use in ball game sports | |
| CN109682375A (en) | A kind of UWB supplementary inertial localization method based on fault-tolerant decision tree | |
| CN107014377A (en) | A kind of multifunction shoe pads based on inertial positioning | |
| US9835457B2 (en) | Rock climbing navigational watch | |
| CN103308045A (en) | Real-time positioning system and method of moving object in three-dimensional space | |
| CN105030246A (en) | Method, device and pedometer for measuring energy consumed in motion of human body | |
| CN101224337A (en) | Measurement device for swing sports | |
| CN105651304A (en) | Golf ball range-measurement system and method | |
| CN110617795B (en) | Method for realizing outdoor elevation measurement by using sensor of intelligent terminal | |
| CN109459028A (en) | A kind of adaptive step estimation method based on gradient decline | |
| US20200158533A1 (en) | Step-length calculating device, portable terminal, position-information providing system, step-length calculating device control method, and program | |
| CN114518587B (en) | Indoor and outdoor seamless positioning system and method | |
| CN113325455B (en) | Method and system for tracking and determining indoor position of object | |
| KR102253298B1 (en) | Measuring apparatus for golf putting line | |
| CN205561860U (en) | Golf ball ranging system | |
| CN109084763A (en) | Wearable three-dimensional indoor positioning device and method based on attitude angle measurement | |
| CN110940334B (en) | Human body walking speed measuring badge and speed measuring method | |
| CN109682372A (en) | A kind of modified PDR method of combination fabric structure information and RFID calibration | |
| US20240269527A1 (en) | Remote lesson system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |