CN103809188A - Method and terminal for displaying satellite navigation system information - Google Patents
Method and terminal for displaying satellite navigation system information Download PDFInfo
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- CN103809188A CN103809188A CN201310447085.3A CN201310447085A CN103809188A CN 103809188 A CN103809188 A CN 103809188A CN 201310447085 A CN201310447085 A CN 201310447085A CN 103809188 A CN103809188 A CN 103809188A
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- satellite
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- navigation system
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/33—Multimode operation in different systems which transmit time stamped messages, e.g. GPS/GLONASS
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/24—Acquisition or tracking or demodulation of signals transmitted by the system
- G01S19/27—Acquisition or tracking or demodulation of signals transmitted by the system creating, predicting or correcting ephemeris or almanac data within the receiver
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- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
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- General Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
- Navigation (AREA)
- Instructional Devices (AREA)
Abstract
An embodiment of the invention discloses a method and a terminal for displaying satellite navigation system information. The method for displaying the satellite navigation system information comprises receiving satellite signals and analyzing a satellite navigation system to which the satellite signals belong and displaying the information of the satellite navigation system to which the satellite signals belong in a differentiation mode. The method for displaying the satellite navigation system information solves the problem that the terminal cannot position or the terminal positioning deviation is large due to the fact that satellites of some navigation systems are possibly interfered by error signals or initiatively send the error signals when emergency conditions occur.
Description
Technical field
The present invention relates to utilize satellite navigation system to carry out the technology of terminal positioning, relate in particular to a kind of method and terminal of display of satellite navigation system information.
Background technology
Now, use satellite navigation system to carry out the technology of terminal positioning, trend towards using the satellite of multiple satellite navigation system to carry out co-located simultaneously.At present, except the Beidou satellite navigation system (BeiDou Navigation Satellite System) of Chinese independent research, also has the GPS (GPS of the U.S., Global Positioning System), Muscovite GLONASS (GLONASS, GLObal NAvigation Satellite System) global positioning system European Galileo (Galileo) GPS of unifying, consider that different satellite navigation systems are under the jurisdiction of different countries, in the time that emergency condition occurs, the satellite of some navigational system may be disturbed by rub-out signal, or initiatively send rub-out signal, cause terminal cannot locate or terminal positioning deviation larger, simultaneously, user also cannot judge that whether current positioning result is accurate.
In sum, larger for the deviation of the signal framing based on different satellite navigations, whether accurately for judging location problem, correlation technique there is no effective solution.
Summary of the invention
In view of this, the fundamental purpose of the embodiment of the present invention is to provide a kind of terminal of display of satellite navigation system information, can facilitate user to position the reliability judgement of result.
For achieving the above object, the technical scheme of the embodiment of the present invention is achieved in that
The embodiment of the present invention is recorded a kind of terminal of display of satellite navigation system information, and described terminal comprises:
Signal receiving module, for receiving satellite signal;
Analysis module, for receiving after satellite-signal at described signal receiving module, analyzes the affiliated satellite navigation system of described satellite-signal;
Display module, for analyzing after the satellite navigation system under described satellite-signal at described analysis module, differentiation shows the information of the satellite navigation system under described satellite-signal.
Preferably, described analysis module, also for receiving frequency and/or the ranging code of satellite-signal described in basis, analyzes the affiliated satellite navigation system of described satellite-signal.
Preferably, described terminal also comprises:
Judge module, during for the information of the satellite navigation system under described analysis module analyzes described satellite-signal, judges whether described satellite-signal belongs to same satellite navigation system;
Described display module, also in the judged result of described judge module when being, non-the information of the satellite navigation system under described satellite-signal differentiation is shown,, the described information gap alienation by satellite navigation system is shown while being no in the judged result of described judge module.
Preferably, described display module, also, in the time that differentiation shows the described information by satellite navigation system, carrys out the information of the different satellite navigation system of mark with different colors, word or icon.
Preferably, the information of the satellite navigation system under described satellite-signal, comprises at least one in following information:
Satellite navigation system under satellite-signal; The satellite of satellite navigation system subordinate under satellite-signal; The intensity of satellite-signal; The launch an artificial satellite precision of satellite of signal.
Preferably, described display module, also shows the information of the satellite navigation system under described satellite-signal: come the different satellite navigation system of mark and/or its subordinate's satellite with different icons and/or word at least one differentiation in the following ways; With the different satellite system of different colours mark and/or its subordinate's satellite; With different colors or the different satellite navigation system of word marking and/or precision and the signal intensity of its subordinate's satellite; Whether show uses multiple satellite navigation systems to combine navigation at the same time.
The embodiment of the present invention is also recorded a kind of method of display of satellite navigation system information, and described method comprises:
Receiving satellite signal, analyzes the affiliated satellite navigation system of described satellite-signal;
Differentiation shows the information of the satellite navigation system under described satellite-signal.
Preferably, described in analyze the satellite navigation system under described satellite-signal, comprising:
According to described frequency and/or the ranging code that receives satellite-signal, analyze the affiliated satellite navigation system of described satellite-signal.
Preferably, before described differentiation shows the information of the satellite navigation system under described satellite-signal, described method also comprises:
Analyze the information of the affiliated satellite navigation system of described satellite-signal, and determine that the satellite-signal analyzing belongs to different satellite navigation systems;
Correspondingly, determine that when the satellite-signal analyzing belongs to same satellite navigation system, described method also comprises: non-the information of the satellite navigation system under described satellite-signal differentiation is shown.
Preferably, described differentiation shows the information of the satellite navigation system under described satellite-signal, comprising:
Carry out the information of the different satellite navigation system of mark with different colors, word or icon.
Preferably, described differentiation shows the information of the satellite navigation system under described satellite-signal, comprises at least one of following mode:
Come the different satellite navigation system of mark and/or its subordinate's satellite with different icons and/or word; With the different satellite system of different colours mark and/or its subordinate's satellite; With different colors or the different satellite navigation system of word marking and/or precision and the signal intensity of its subordinate's satellite; Whether show uses multiple satellite navigation systems to combine navigation at the same time.
In the technical scheme of the embodiment of the present invention, by receiving satellite signal, analyze the information of the affiliated satellite navigation system of satellite-signal; The information gap alienation of the satellite navigation system under described satellite-signal is shown, so, in the time that terminal receives the satellite-signal that belongs to different satellite navigation systems, can be by the information of the different satellite navigation systems under described satellite-signal, clear, present to user intuitively, facilitate user to position the reliability judgement of result, can improve user and experience.
Accompanying drawing explanation
Fig. 1 is the realization flow schematic diagram of embodiment of the present invention display of satellite navigation system information method;
Fig. 2 a～Fig. 2 b is the non-differentiation display interface schematic diagram of the embodiment of the present invention for satellite navigation system information;
Fig. 2 c～Fig. 2 d is the differentiation display interface schematic diagram of the embodiment of the present invention for satellite navigation system information;
Fig. 3 a～Fig. 3 b is the differentiation display interface schematic diagram of the embodiment of the present invention for satellite navigation system information;
Fig. 4 is the composition structural representation of embodiment of the present invention display of satellite navigation system information terminal;
Fig. 5 a～Fig. 5 d is that embodiment of the present invention terminal operates according to user, for the interface display schematic diagram of satellite navigation system information.
Embodiment
Below in conjunction with drawings and the specific embodiments, the present invention is further described in more detail.
The embodiment of the present invention is recorded a kind of method of display of satellite navigation system information, and Fig. 1 is the realization flow schematic diagram of embodiment of the present invention display of satellite navigation system information method, and as shown in Figure 1, described method comprises:
Step 101: receiving satellite signal, analyzes the affiliated satellite navigation system of satellite-signal.
Wherein, described in analyze the satellite navigation system under satellite-signal, comprising:
According to the frequency of the described satellite-signal receiving and/or ranging code.Analyze the affiliated satellite navigation system of described satellite-signal.
Wherein, different satellite navigation systems is used different ranging codes, and signal sends frequency, and also possibility is different.
Step 102: the information gap alienation of the satellite navigation system under described satellite-signal is shown.
As one preferred embodiment, before the information gap alienation of the satellite navigation system under described satellite-signal is shown, also determine that the satellite-signal analyzing belongs to different satellite navigation systems; Correspondingly, determine when the satellite-signal analyzing belongs to same satellite navigation system, non-the information of the satellite navigation system under described satellite-signal differentiation is shown.
Wherein, the information of the satellite navigation system under described satellite-signal, comprises at least one of following information:
Satellite navigation system under satellite-signal; The satellite of satellite navigation system subordinate under satellite-signal; The intensity of satellite-signal; The launch an artificial satellite precision of satellite of signal.
Wherein, the described information gap alienation by the satellite navigation system under satellite-signal shows, comprises at least one in following display mode: come the different satellite navigation system of mark and/or its subordinate's satellite with different icons and/or word; With the different satellite navigation system of different colours mark and/or its subordinate's satellite; With different colors or the different satellite navigation system of word marking and/or the information of its subordinate's satellite; Whether show uses multiple satellite navigation systems to combine navigation at the same time.
For example: can adopt following several mode, differentiation ground shows the information of the satellite navigation system under satellite-signal:
1) adopt different literals and iconic marker.
While only belonging to triones navigation system for the satellite-signal of current reception as shown in Figure 2 a, the non-differentiation display interface of terminal pins to Beidou satellite navigation system information, in this interface, satellite navigation system under satellite-signal is with Big Dipper mark, satellite-signal intensity is with column hash mark, the different conditions that wherein column striped is increased progressively to full lattice step by step by non-full lattice, the corresponding different conditions growing from weak to strong that represents satellite-signal;
When shown in Fig. 2 b, the satellite-signal of current reception only belongs to GPS navigation system, the non-differentiation display interface of terminal pins to GPS navigation system, in this interface, the satellite navigation system under satellite-signal is with GPS mark, correspondingly, satellite-signal intensity is with column hash mark;
When the satellite-signal that Fig. 2 c and Fig. 2 d are depicted as current reception belongs to triones navigation system and GPS navigation system, the differentiation display interface of the information of terminal pins to above-mentioned satellite navigation system, in the time that terminal receives the satellite-signal of multiple satellite navigation systems, first show interface shown in Fig. 2 c, in this interface, show mixed mark, to represent that the satellite-signal that now terminal receives belongs to multiple navigational system, satellite-signal intensity is with column hash mark;
Wherein, when which satellite navigation system the satellite-signal receiving when terminal check specifically belong to, can also show interface shown in Fig. 2 d, in this interface, adopt the concrete title of the affiliated satellite navigation system of satellite-signal, carry out the affiliated satellite navigation system of the current satellite-signal receiving of mark, in interface shown in Fig. 2 d, satellite navigation system under satellite-signal is respectively with the Big Dipper, GPS mark, to represent that the satellite-signal that now terminal receives specifically belongs to above-mentioned two satellite navigation systems.
2) adopt different colors or word.
As shown in Figure 3 a and Figure 3 b shows, while belonging to triones navigation system and GPS navigation system for the satellite-signal of current reception, the differentiation display interface of terminal pins to satellite navigation system information, wherein, Fig. 3 a and Fig. 3 b medium square background color different with oblique line background pp, to distinguish different satellite navigation systems; In Fig. 3 a, launch the satellite of described satellite-signal and number mark with the Big Dipper, GPS in conjunction with satellite respectively, in Fig. 3 b, the intensity of satellite-signal is directly proportional to the length of nicking, with the intensity of the current satellite-signal receiving of mark.
It is pointed out that differentiation shows the mode of the information of the satellite navigation system under satellite-signal, can be the combination in any of different color, word or icon, is not limited only to above-described two kinds of array modes.
The embodiment of the present invention is recorded a kind of terminal of display of satellite navigation system information, and described terminal is for receiving satellite signal; Receive after satellite-signal at described signal receiving module, analyze the affiliated satellite navigation system of described satellite-signal; After satellite navigation system under described analysis module analyzes described satellite-signal, differentiation shows the information of the satellite navigation system under described satellite-signal.
Wherein, described terminal, also for receiving frequency and/or the ranging code of satellite-signal described in basis, analyzes the affiliated satellite navigation system of described satellite-signal.
Wherein, described terminal also when analyzing the information of the satellite navigation system under described satellite-signal, judges whether described satellite-signal belongs to same satellite navigation system; , non-the information of the satellite navigation system under described satellite-signal differentiation is shown when being in judged result,, the described information gap alienation by satellite navigation system is shown while being no in judged result.
Wherein, described terminal also for, show when the described information by satellite navigation system in differentiation, carry out the information of the different satellite navigation system of mark with different colors, word or icon.
Wherein, the information of the satellite navigation system under described satellite-signal, comprises at least one in following message: the satellite navigation system under satellite-signal; The satellite of satellite navigation system subordinate under satellite-signal; The intensity of satellite-signal; The launch an artificial satellite precision of satellite of signal.
Wherein, described terminal also shows the information of the satellite navigation system under described satellite-signal at least one differentiation in the following ways: come the different satellite navigation system of mark and/or its subordinate's satellite with different icons and/or word; With the different satellite system of different colours mark and/or its subordinate's satellite; With different colors or the different satellite navigation system of word marking and/or precision and the signal intensity of its subordinate's satellite; Whether show uses multiple satellite navigation systems to combine navigation at the same time.
Fig. 4 is the composition structural representation of embodiment of the present invention display of satellite navigation system information terminal, and as shown in Figure 4, described terminal comprises: signal receiving module 41, analysis module 42 and display module 43; Wherein,
Described signal receiving module 41, for receiving satellite signal;
Described analysis module 42, for receiving after satellite-signal at signal receiving module, analyzes the affiliated satellite navigation system of described satellite-signal;
Described display module 43, for analyzing after the satellite navigation system under described satellite-signal at analysis module 42, differentiation shows the information of the satellite navigation system under described satellite-signal.
Wherein, described analysis module 42, also for frequency and/or the ranging code of the satellite-signal that receives described in basis, analyzes the navigational system under described satellite-signal.
Wherein, different satellite navigation systems is used different ranging codes, and the transmission frequency of different satellite-signals is also different.
Wherein, described terminal also comprises:
Described display module 43, also in the judged result of judge module 44 when being, non-the information of the satellite navigation system under described satellite-signal differentiation is shown; , the described information gap alienation by satellite navigation system is shown while being no in the judged result of judge module 44.
Wherein, described display module 43, also when being no in the judged result of judge module 44, in the following ways at least one, shows the described information gap alienation by satellite navigation system:
Come the different satellite navigation system of mark and/or its subordinate's satellite with different icons and/or word; With the different satellite navigation system of different colours mark and/or its subordinate's satellite; With different colors or the different satellite navigation system of word marking and/or precision and the signal intensity of its subordinate's satellite; Whether show uses multiple satellite navigation systems to combine navigation at the same time.
Wherein, the information of the satellite navigation system under described satellite-signal, comprises at least one in following information: the satellite navigation system under satellite-signal; The intensity of satellite-signal; The launch an artificial satellite precision of satellite of signal.
In practical application, described signal receiving module 41 can be realized by the receiver in described terminal;
Described analysis module 42 and judge module 44 all can be by the central processing unit (CPU in described terminal, Central Processing Unit), microprocessor (MPU, Micro Processor Unit), digital signal processor (DSP, Digital Signal Processor) or field programmable gate array (FPGA, Field Programmable Gate Array) realization;
Described display module 43 can be realized by the display in described terminal.
Operate display of satellite navigation system information as example take terminal according to user below, the display of satellite navigation system information method that the embodiment of the present invention is recorded is described in further detail.
It is example take terminal as mobile terminal, when the satellite-signal that Fig. 5 a is depicted as current reception only belongs to Beidou satellite navigation system, mobile terminal is for the non-differentiation display interface of Beidou satellite navigation system information, this non-differentiation interface is positioned at the top of interface of mobile terminal, wherein the satellite navigation system under satellite-signal is with Big Dipper mark, satellite-signal intensity is with column hash mark, the different conditions that wherein column striped is increased progressively to full lattice step by step by non-full lattice, the corresponding different conditions growing from weak to strong that represents satellite-signal;
When shown in Fig. 5 b, the satellite-signal of current reception only belongs to GPS navigation system, the non-differentiation display interface of terminal pins to GPS navigation system, in this interface, the satellite navigation system under satellite-signal is with GPS mark, correspondingly, satellite-signal intensity is with column hash mark;
When the satellite-signal that Fig. 5 c and Fig. 5 d are depicted as current reception belongs to triones navigation system and GPS navigation system, the differentiation display interface of the information of terminal pins to above-mentioned satellite navigation system, in the time that terminal receives the satellite-signal of multiple satellite navigation systems, first show interface shown in Fig. 5 c, in this interface, show mixed mark, belong to multiple navigational system to identify the satellite-signal that now terminal receives, satellite-signal intensity is with column hash mark;
Wherein, when which satellite navigation system the satellite-signal receiving when terminal check specifically belong to, can also show interface shown in Fig. 5 d, in this interface, adopt the concrete title of the affiliated satellite navigation system of satellite-signal, carry out the affiliated satellite navigation system of the current satellite-signal receiving of mark, in interface shown in Fig. 5 d, satellite navigation system under satellite-signal is respectively with the Big Dipper, GPS mark, to represent that the satellite-signal that now terminal receives belongs to above-mentioned two satellite navigation systems.
In the embodiment of the present invention, by receiving satellite signal, analyze the information of the affiliated satellite navigation system of satellite-signal; The information gap alienation of the satellite navigation system under described satellite-signal is shown, so, in the time that terminal receives the satellite-signal that belongs to different satellite navigation systems, can be by the information of the different satellite navigation systems under described satellite-signal, clear, present to user intuitively, facilitate user to position the reliability judgement of result, can improve user and experience.
The above, be only preferred embodiment of the present invention, is not intended to limit protection scope of the present invention.
Claims (11)
1. a terminal for display of satellite navigation system information, is characterized in that, described terminal comprises:
Signal receiving module, for receiving satellite signal;
Analysis module, for receiving after satellite-signal at described signal receiving module, analyzes the affiliated satellite navigation system of described satellite-signal;
Display module, for analyzing after the satellite navigation system under described satellite-signal at described analysis module, differentiation shows the information of the satellite navigation system under described satellite-signal.
2. terminal according to claim 1, is characterized in that,
Described analysis module, also for receiving frequency and/or the ranging code of satellite-signal described in basis, analyzes the affiliated satellite navigation system of described satellite-signal.
3. terminal according to claim 1, is characterized in that, described terminal also comprises:
Judge module, during for the information of the satellite navigation system under described analysis module analyzes described satellite-signal, judges whether described satellite-signal belongs to same satellite navigation system;
Described display module, also in the judged result of described judge module when being, non-the information of the satellite navigation system under described satellite-signal differentiation is shown,, the described information gap alienation by satellite navigation system is shown while being no in the judged result of described judge module.
4. terminal according to claim 1, is characterized in that,
Described display module, also, in the time that differentiation shows the described information by satellite navigation system, carrys out the information of the different satellite navigation system of mark with different colors, word or icon.
5. terminal according to claim 1, is characterized in that, the information of the satellite navigation system under described satellite-signal, comprises at least one in following information:
Satellite navigation system under satellite-signal; The satellite of satellite navigation system subordinate under satellite-signal; The intensity of satellite-signal; The launch an artificial satellite precision of satellite of signal.
6. terminal according to claim 5, is characterized in that,
Described display module, also shows the information of the satellite navigation system under described satellite-signal: come the different satellite navigation system of mark and/or its subordinate's satellite with different icons and/or word at least one differentiation in the following ways; With the different satellite system of different colours mark and/or its subordinate's satellite; With different colors or the different satellite navigation system of word marking and/or precision and the signal intensity of its subordinate's satellite; Whether show uses multiple satellite navigation systems to combine navigation at the same time.
7. a method for display of satellite navigation system information, is characterized in that, described method comprises:
Receiving satellite signal, analyzes the affiliated satellite navigation system of described satellite-signal;
Differentiation shows the information of the satellite navigation system under described satellite-signal.
8. method according to claim 7, is characterized in that, described in analyze the satellite navigation system under described satellite-signal, comprising:
According to described frequency and/or the ranging code that receives satellite-signal, analyze the affiliated satellite navigation system of described satellite-signal.
9. method according to claim 7, is characterized in that, before described differentiation shows the information of the satellite navigation system under described satellite-signal, described method also comprises:
Analyze the information of the affiliated satellite navigation system of described satellite-signal, and determine that the satellite-signal analyzing belongs to different satellite navigation systems;
Correspondingly, determine that when the satellite-signal analyzing belongs to same satellite navigation system, described method also comprises: non-the information of the satellite navigation system under described satellite-signal differentiation is shown.
10. method according to claim 7, is characterized in that, described differentiation shows the information of the satellite navigation system under described satellite-signal, comprising:
Carry out the information of the different satellite navigation system of mark with different colors, word or icon.
11. according to the method described in claim 7 to 10 any one, it is characterized in that, described differentiation shows the information of the satellite navigation system under described satellite-signal, comprises at least one of following mode:
Come the different satellite navigation system of mark and/or its subordinate's satellite with different icons and/or word; With the different satellite system of different colours mark and/or its subordinate's satellite; With different colors or the different satellite navigation system of word marking and/or precision and the signal intensity of its subordinate's satellite; Whether show uses multiple satellite navigation systems to combine navigation at the same time.
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| CN201310447085.3A CN103809188A (en) | 2012-11-02 | 2013-09-26 | Method and terminal for displaying satellite navigation system information |
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| CN201310447085.3A CN103809188A (en) | 2012-11-02 | 2013-09-26 | Method and terminal for displaying satellite navigation system information |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105242282A (en) * | 2015-09-01 | 2016-01-13 | 重庆长安汽车股份有限公司 | Satellite signal display system and method |
| CN107037450A (en) * | 2017-04-25 | 2017-08-11 | 努比亚技术有限公司 | Show global positioning system signal strong and weak method, terminal and computer-readable medium |
| CN110221334A (en) * | 2018-03-02 | 2019-09-10 | 阿尔斯通运输科技公司 | For determining the method and related system of rail vehicle position |
| CN113552598A (en) * | 2020-04-26 | 2021-10-26 | 成都安则优科技有限公司 | GPS ranging code generation system based on FPGA |
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| CN101915930A (en) * | 2010-07-09 | 2010-12-15 | 东莞市泰斗微电子科技有限公司 | Positioning satellite signal receiving device and method applied to same |
| CN202133779U (en) * | 2011-06-22 | 2012-02-01 | 山西星海通电子技术有限公司 | Dual-mode navigator |
| CN202189148U (en) * | 2011-06-22 | 2012-04-11 | 山西星海通电子技术有限公司 | Navigator possessing communication function |
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| US7460064B1 (en) * | 2006-12-20 | 2008-12-02 | Air Semiconductor, Ltd. | Variable measurement rate method for positioning systems |
| CN101915930A (en) * | 2010-07-09 | 2010-12-15 | 东莞市泰斗微电子科技有限公司 | Positioning satellite signal receiving device and method applied to same |
| CN202133779U (en) * | 2011-06-22 | 2012-02-01 | 山西星海通电子技术有限公司 | Dual-mode navigator |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105242282A (en) * | 2015-09-01 | 2016-01-13 | 重庆长安汽车股份有限公司 | Satellite signal display system and method |
| CN107037450A (en) * | 2017-04-25 | 2017-08-11 | 努比亚技术有限公司 | Show global positioning system signal strong and weak method, terminal and computer-readable medium |
| CN110221334A (en) * | 2018-03-02 | 2019-09-10 | 阿尔斯通运输科技公司 | For determining the method and related system of rail vehicle position |
| CN113552598A (en) * | 2020-04-26 | 2021-10-26 | 成都安则优科技有限公司 | GPS ranging code generation system based on FPGA |
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