CN103185886B - Satellite navigation system and implementation method - Google Patents

Satellite navigation system and implementation method Download PDF

Info

Publication number
CN103185886B
CN103185886B CN201310084983.7A CN201310084983A CN103185886B CN 103185886 B CN103185886 B CN 103185886B CN 201310084983 A CN201310084983 A CN 201310084983A CN 103185886 B CN103185886 B CN 103185886B
Authority
CN
China
Prior art keywords
navigation
resolve
data
platform
terminal
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
Application number
CN201310084983.7A
Other languages
Chinese (zh)
Other versions
CN103185886A (en
Inventor
陈浩
杨铸
唐业祎
李伟
王若舟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuhan Research Institute of Posts and Telecommunications Co Ltd
Original Assignee
Wuhan Research Institute of Posts and Telecommunications Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Wuhan Research Institute of Posts and Telecommunications Co Ltd filed Critical Wuhan Research Institute of Posts and Telecommunications Co Ltd
Priority to CN201310084983.7A priority Critical patent/CN103185886B/en
Publication of CN103185886A publication Critical patent/CN103185886A/en
Application granted granted Critical
Publication of CN103185886B publication Critical patent/CN103185886B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The invention discloses a kind of satellite navigation system and implementation method, this implementation method comprises: terminal receives the navigation message data on orbiter; Terminal is selected corresponding navigation data to resolve platform according to multiple performance index to resolve navigation message data and obtain navigation results, described multiple performance index comprise network-connectivity, power consumption, computing speed and calculation accuracy, described navigation data resolve platform be terminal guidance data resolve that platform and high in the clouds navigation data resolve in platform at least one; Navigation data resolves platform and navigation results is sent to terminal.The present invention, terminal is according to self performance index and resolve and require that the corresponding navigation data of choose targets resolves platform, satellite navigation data can be resolved part to transfer to high in the clouds navigation data and resolve on platform and perform, reduce the power consumption requirements of satellite reception unit in terminal, improve navigation data computing speed and precision.

Description

Satellite navigation system and implementation method
Technical field
The present invention relates to Satellite Navigation Technique, be specifically related to satellite navigation system and implementation method.
Background technology
Along with the development of infotech, Satellite Navigation Technique, such as GPS, the Big Dipper etc. have become widespread use in the terminal.Have expert expects worldwide satellite industry of navigating can reach about 5,000 hundred million dollars, to the year two thousand twenty, China's navigation industry uphole equipment localization rate of parts and components reaches 80%, and Big Dipper market scale will rise to about 1,000 hundred million.
As shown in Figure 1, typical Beidou satellite navigation text receiver module generally comprises three parts: antenna 1, baseband signal processing unit 2, navigation data solving unit 3 and interface 4.Baseband signal processing unit 2 receives necessary navigation message data by antenna 1 from orbiter, then through the process of navigation data solving unit 3, calculates positional information, thus obtain navigation results, then send to other resume module by interface 4.
As everyone knows, there is the large shortcoming of power consumption in the satellite navigation implementation method of existing smart mobile phone, continuous firing about just can by the electric quantity consumption of battery of mobile phone totally, mainly consume navigation data solving unit resolving in processing procedure navigation message data for 6 hours.
Summary of the invention
Technical matters to be solved by this invention is the problem that the satellite navigation module power consumption of solution smart mobile phone is large.
In order to solve the problems of the technologies described above, the technical solution adopted in the present invention is to provide a kind of satellite navigation implementation method, comprises the following steps:
Terminal receives navigation message data;
Terminal is selected corresponding navigation data to resolve platform according to multiple performance index to resolve navigation message data and obtain navigation results, described multiple performance index comprise network-connectivity, power consumption, computing speed and calculation accuracy, described navigation data resolve platform be terminal guidance data resolve that platform and high in the clouds navigation data resolve in platform at least one;
Navigation data resolves platform and navigation results is sent to terminal.
In the above-mentioned methods, if terminal does not possess network-connectivity, then select terminal guidance data to resolve platform and resolve navigation message data and obtain navigation results;
If power consumption requires to be less than the first power consumption setting value, then select high in the clouds navigation data to resolve platform and resolve navigation message data and obtain navigation results;
If computing speed requires be greater than First Speed setting value and be less than second speed setting value, then select high in the clouds navigation data to resolve platform and resolve navigation message data; If computing speed requires to be greater than second speed setting value, then select terminal guidance data to resolve platform and high in the clouds navigation data to resolve platform and resolve navigation message data simultaneously, and the navigation results first obtained is sent to terminal, described second speed setting value is greater than described First Speed setting value;
If calculation accuracy requires to be greater than the first precision set value, then select terminal guidance data to resolve platform and high in the clouds navigation data and resolve platform and resolve navigation message data simultaneously, and the navigation results first obtained is sent to terminal.
In the above-mentioned methods, described terminal guidance data are resolved platform and described high in the clouds navigation data and are resolved on platform and be respectively equipped with multiple computation, described resolving requires that index also comprises computation, according to resolving, terminal requires that the computation in index is selected corresponding navigation data to resolve platform and resolved navigation message data and obtain navigation results.
In the above-mentioned methods, high in the clouds navigation data resolves the geographic position of platform Real-time Obtaining terminal, the network address and network connection speed, and selects accordingly to postpone less cloud computing main frame with terminal network.
In the above-mentioned methods, terminal is resolved platform by wired or wireless mode with high in the clouds navigation data and is connected.
In the above-mentioned methods, described navigation message data are Beidou navigation telegraph text data or gps navigation message data.
Present invention also offers a kind of satellite navigation system, comprise terminal for receiving navigation message data and high in the clouds navigation data resolves platform, described terminal is provided with multi objective judging unit, network connection unit and terminal solving unit, described multi objective judging unit is according to self performance index and resolve and require that the corresponding navigation data of choose targets resolves platform and resolves navigation message data and obtain navigation results, described self performance index comprises network and connects effect, described resolving requires that index comprises power consumption, computing speed and calculation accuracy, described navigation data resolve platform be terminal guidance data resolve that platform and high in the clouds navigation data resolve in platform at least one, described high in the clouds navigation data resolves platform and is provided with high in the clouds solving unit, and navigation results is sent to terminal.
In said system, described terminal is also provided with selection unit, according to computing speed with resolve the navigation results that accuracy selection obtains the soonest.
In said system, described high in the clouds navigation data resolves platform end unit and is provided with geographic position unit, and the geographic position of Real-time Obtaining terminal, the network address and network connection speed, move to and postpone in less cloud computing main frame with terminal network.
In said system, described terminal is specially smart mobile phone, panel computer or navigating instrument.
The present invention, terminal is according to self performance index and resolve and require that the corresponding navigation data of choose targets resolves platform and resolves navigation message data and obtain navigation results, satellite navigation data can be resolved part to transfer to high in the clouds navigation data and resolve on platform and perform, reduce the power consumption requirements of satellite reception unit in terminal, improve navigation data computing speed and precision.
Accompanying drawing explanation
Fig. 1 is typical Big Dipper receiver module schematic diagram;
Fig. 2 is satellite navigation system structural representation provided by the invention;
Fig. 3 is satellite navigation implementation method process flow diagram provided by the invention;
Fig. 4 is the composition schematic diagram of multi objective judging unit in the present invention.
Embodiment
As everyone knows, satellite navigation data solving unit directly determines precision and the arithmetic speed of navigation results, occupy quite a few of satellite navigation module power consumption, only needing navigation message and clock information (navigation message one frame about 1000bit) when starting to resolve because navigation data resolves, in solution process, no longer needing other information; And, along with the development of mobile communication technology, wifi, 3G even maturation of 4G technology, electricity required for data transmission is more and more less (according to measuring and calculating, the battery of 1400mAH mixed by a common intelligent TD mobile phone, only need the electricity of half, just easily can transmit the data of more than 5Gbit, be equivalent to transmit hundreds thousand of bar navigation telegraph text data).Therefore, the invention provides a kind of satellite navigation system and method, navigation data is resolved transfer to and be in high in the clouds navigation data in cloud computing platform and resolve on platform and carry out, thus greatly reduce the power consumption of terminal.
Below in conjunction with accompanying drawing, the present invention is described in detail.
As shown in Figure 2, satellite navigation system provided by the invention, the terminal 10 and high in the clouds navigation data comprised for receiving navigation message data resolves platform 20, terminal can be smart mobile phone, panel computer or navigating instrument, high in the clouds navigation data resolves platform 20 and is provided with high in the clouds solving unit, for completing resolving of navigation message data, to obtain navigation results (current location information of terminal).
Terminal 10 is provided with multi objective judging unit 11, network connection unit 12, navigation message receiving element 13 and terminal solving unit 14, due to terminal 10 possessing terminal solving unit 14, also resolving of navigation message data can be completed, therefore, terminal 10 resolves platform also referred to as terminal guidance data.
Multi objective judging unit 11 is selected corresponding navigation data to resolve platform according to multiple performance index to resolve navigation message data and obtain navigation results, corresponding navigation data resolves platform and again navigation results is sent to terminal, navigation data resolve platform be terminal guidance data resolve that platform and high in the clouds navigation data resolve in platform at least one, terminal is resolved platform by wired or wireless mode with high in the clouds navigation data and is communicated.
As shown in Figure 4, the index of being undertaken judging by multi objective judging unit 11 comprises network-connectivity, power consumption, computing speed and calculation accuracy and other index (as: computation, navigation computation has a variety of, such as Kalman filtering, least square method etc.).
If terminal does not possess network-connectivity, then terminal guidance data must be selected to resolve platform and to resolve navigation message data and obtain navigation results;
If power consumption index request is less than the first power consumption setting value, then select high in the clouds navigation data to resolve platform resolve navigation message data and obtain navigation results, first power consumption setting value is set according to actual needs by client, also can calculate acquisition by the charge condition current according to terminal.
If computing speed requires be greater than First Speed setting value and be less than second speed setting value, then select high in the clouds navigation data to resolve platform and resolve navigation message data; If computing speed requires to be greater than second speed setting value, then select terminal guidance data to resolve platform and high in the clouds navigation data to resolve platform and resolve navigation message data simultaneously, and the navigation results first obtained is sent to terminal, second speed setting value is greater than First Speed setting value.First Speed setting value and second speed setting value are set according to actual needs by client, if client wishes higher computing speed, then First Speed setting value is arranged higher, if First Speed setting value can't meet the requirement of client, the second speed setting value of a more speed is then set, when computing speed requires to exceed second speed setting value, then adopt terminal guidance data to resolve platform and high in the clouds navigation data and resolve platform and resolve simultaneously, get the calculation result obtained at first.
If calculation accuracy requires to be greater than the first precision set value, then select terminal guidance data to resolve platform and high in the clouds navigation data and resolve platform and resolve navigation message data simultaneously, and the navigation results first obtained is sent to terminal.Similar to the processing mode that computing speed requires, first precision set value is set according to actual needs by client, if client needs higher calculation accuracy, then set a first precision set value, when calculation accuracy requires to be greater than the first precision set value, select terminal guidance data to resolve platform and high in the clouds navigation data to resolve platform and resolve simultaneously, get the calculation result obtained at first.
In addition, terminal guidance data are resolved platform and high in the clouds navigation data and are resolved on platform and be also respectively equipped with multiple different computation, resolve to require can set in index and require to use specific computation to resolve, at this moment, according to resolving, terminal requires that the computation in index is selected corresponding navigation data to resolve platform and resolved navigation message data and obtain navigation results.
On this basis, present invention also offers a kind of satellite navigation implementation method, as shown in Figure 2, comprise the following steps:
The navigation message data that navigation message receiving element reception orbiter in terminal sends and clock information;
Multi objective judging unit is selected corresponding navigation data to resolve platform according to multiple performance index to resolve navigation message data and obtain navigation results, if select terminal guidance data to resolve platform resolve navigation message data, then navigation message data are sent to the terminal solving unit in terminal, acquisition navigation results is resolved by terminal solving unit, then sending in terminal needs the unit of navigation results to process, such as by navigation results display on a display screen; If select high in the clouds navigation data to resolve platform resolve navigation message data, high in the clouds then navigation message data is sent to resolve high in the clouds solving unit on platform, resolve acquisition navigation results by high in the clouds solving unit, then send in terminal and need the unit of navigation results to process; If select terminal guidance data to resolve platform and high in the clouds navigation data to resolve platform and resolve navigation message data simultaneously, then navigation message data sent to the terminal solving unit in terminal and high in the clouds to resolve high in the clouds solving unit on platform simultaneously, which first completes and resolves acquisition navigation results for terminal solving unit and high in the clouds solving unit, then being sent to by navigation results in terminal needs the unit of navigation results to process, and another solving unit abandons calculation result.
In addition, high in the clouds navigation data resolves platform except resolving the navigation message data of terminal transmission, the also geographic position of Real-time Obtaining terminal, the network address and network connection speed, and select accordingly to postpone less cloud computing main frame (dynamic migration), to reduce data transmission period with terminal network.
The present invention is applicable to the Big Dipper, GPS, GLOMSS and Galileo satellite navigation system, and tool has the following advantages:
(1) navigation data is resolved transfer to high in the clouds navigation data and resolve on platform and perform, the power consumption of satellite navigation message receiving element can be reduced.
(2) the navigation data navigation data computation resolved on platform in high in the clouds upgrades than very fast, can utilize and improve navigation data calculation accuracy; And the computing power that high in the clouds navigation data resolves platform is very strong, if Network Transmission Delays ideally, also can improve the computing speed of navigation, obtain navigation results faster.
The present invention is not limited to above-mentioned preferred forms, and anyone should learn the structure change made under enlightenment of the present invention, and every have identical or close technical scheme with the present invention, all falls within protection scope of the present invention.

Claims (9)

1. satellite navigation implementation method, is characterized in that, comprises the following steps:
Terminal receives the navigation message data on orbiter;
Terminal is selected corresponding navigation data to resolve platform according to multiple performance index to resolve navigation message data and obtain navigation results, described multiple performance index comprise network-connectivity, power consumption, computing speed and calculation accuracy, described navigation data resolve platform be terminal guidance data resolve that platform and high in the clouds navigation data resolve in platform at least one;
Navigation data resolves platform and navigation results is sent to terminal;
If terminal does not possess network-connectivity, then select terminal guidance data to resolve platform and resolve navigation message data and obtain navigation results;
If power consumption requires to be less than the first power consumption setting value, then select high in the clouds navigation data to resolve platform and resolve navigation message data and obtain navigation results;
If computing speed requires be greater than First Speed setting value and be less than second speed setting value, then select high in the clouds navigation data to resolve platform and resolve navigation message data; If computing speed requires to be greater than second speed setting value, then select terminal guidance data to resolve platform and high in the clouds navigation data to resolve platform and resolve navigation message data simultaneously, and the navigation results first obtained is sent to terminal, described second speed setting value is greater than described First Speed setting value;
If calculation accuracy requires to be greater than the first precision set value, then select terminal guidance data to resolve platform and high in the clouds navigation data and resolve platform and resolve navigation message data simultaneously, and the navigation results first obtained is sent to terminal.
2. satellite navigation implementation method as claimed in claim 1, it is characterized in that, described terminal guidance data are resolved platform and described high in the clouds navigation data and are resolved on platform and be respectively equipped with multiple computation, power consumption in multiple performance index, computing speed and calculation accuracy require index for resolving, require that can set requirement in index uses specific computation to resolve described resolving, according to resolving, terminal requires that the computation in index is selected corresponding navigation data to resolve platform and resolved navigation message data and obtain navigation results.
3. satellite navigation implementation method as claimed in claim 1, is characterized in that, high in the clouds navigation data resolves the geographic position of platform Real-time Obtaining terminal, the network address and network connection speed, and selects accordingly to postpone less cloud computing main frame with terminal network.
4. satellite navigation implementation method as claimed in claim 1, it is characterized in that, terminal is resolved platform by wired or wireless mode with high in the clouds navigation data and is connected.
5. satellite navigation implementation method as claimed in claim 1, it is characterized in that, described navigation message data are Beidou navigation telegraph text data or gps navigation message data.
6. satellite navigation system, comprising the terminal for receiving navigation message data, it is characterized in that, also comprises high in the clouds navigation data and resolves platform,
Described terminal is provided with multi objective judging unit, network connection unit and terminal solving unit, described multi objective judging unit is according to self performance index and resolve and require that the corresponding navigation data of choose targets resolves platform and resolves navigation message data and obtain navigation results, described self performance index comprises network and connects effect, described resolving requires that index comprises power consumption, computing speed and calculation accuracy, described navigation data resolve platform be terminal guidance data resolve that platform and high in the clouds navigation data resolve in platform at least one; If terminal does not possess network-connectivity, then select terminal guidance data to resolve platform and resolve navigation message data and obtain navigation results; If power consumption requires to be less than the first power consumption setting value, then select high in the clouds navigation data to resolve platform and resolve navigation message data and obtain navigation results; If computing speed requires be greater than First Speed setting value and be less than second speed setting value, then select high in the clouds navigation data to resolve platform and resolve navigation message data; If computing speed requires to be greater than second speed setting value, then select terminal guidance data to resolve platform and high in the clouds navigation data to resolve platform and resolve navigation message data simultaneously, and the navigation results first obtained is sent to terminal, described second speed setting value is greater than described First Speed setting value; If calculation accuracy requires to be greater than the first precision set value, then select terminal guidance data to resolve platform and high in the clouds navigation data and resolve platform and resolve navigation message data simultaneously, and the navigation results first obtained is sent to terminal;
Described high in the clouds navigation data resolves platform and is provided with high in the clouds solving unit, and navigation results is sent to terminal.
7. satellite navigation system as claimed in claim 6, is characterized in that, described terminal is also provided with selection unit, according to computing speed with resolve the navigation results that accuracy selection obtains the soonest.
8. satellite navigation system as claimed in claim 6, it is characterized in that, described high in the clouds navigation data resolves platform end unit and is provided with geographic position unit, and the geographic position of Real-time Obtaining terminal, the network address and network connection speed, move to and postpone in less cloud computing main frame with terminal network.
9. satellite navigation system as claimed in claim 6, it is characterized in that, described terminal is specially smart mobile phone, panel computer or navigating instrument.
CN201310084983.7A 2013-03-18 2013-03-18 Satellite navigation system and implementation method Active CN103185886B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310084983.7A CN103185886B (en) 2013-03-18 2013-03-18 Satellite navigation system and implementation method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310084983.7A CN103185886B (en) 2013-03-18 2013-03-18 Satellite navigation system and implementation method

Publications (2)

Publication Number Publication Date
CN103185886A CN103185886A (en) 2013-07-03
CN103185886B true CN103185886B (en) 2015-12-23

Family

ID=48677152

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201310084983.7A Active CN103185886B (en) 2013-03-18 2013-03-18 Satellite navigation system and implementation method

Country Status (1)

Country Link
CN (1) CN103185886B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103383459A (en) * 2013-07-18 2013-11-06 深圳先进技术研究院 Beidou receiver based on cloud platform
CN106304320A (en) * 2015-05-15 2017-01-04 北京众行创新投资有限公司 A kind of method of locating terminal, terminal, cloud computing analysis service platform and system
CN105116421A (en) * 2015-09-30 2015-12-02 湖南北云科技有限公司 Satellite navigation receiver based on cloud service
CN105549045A (en) * 2015-12-14 2016-05-04 联想(北京)有限公司 Information processing method and electronic devices
CN107748373B (en) * 2017-09-25 2019-12-13 千寻位置网络有限公司 Satellite navigation message data collection method
CN111025350B (en) * 2018-10-10 2022-02-08 千寻位置网络有限公司 Control method and device for positioning calculation, terminal equipment and positioning system
US20200117495A1 (en) * 2018-10-15 2020-04-16 GM Global Technology Operations LLC Zone compute and control architecture
CN112765243B (en) * 2019-10-21 2022-09-13 千寻位置网络有限公司 Method and system for constructing GNSS algorithm unified operation environment on equipment and cloud

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102271158A (en) * 2011-07-26 2011-12-07 中兴通讯股份有限公司 Cloud computing-based GPS (Global Positioning System) multiapplication processing method and mobile terminal
CN102654579A (en) * 2012-05-04 2012-09-05 东莞市泰斗微电子科技有限公司 Quick locating method and system of double-mould or multi-mould locating terminal based on auxiliary information
CN102735251A (en) * 2011-04-01 2012-10-17 深圳市赛格导航科技股份有限公司 Cloud computing based GPS navigation method and system
CN102822694A (en) * 2010-04-14 2012-12-12 株式会社Ntt都科摩 Mobile terminal apparatus and positioning method
CN102843433A (en) * 2012-09-03 2012-12-26 江苏科技大学 BD2+GPS (Big Dipper 2nd generation+Global Position System) composite positioning system based on cloud platform and working method

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7970412B2 (en) * 2000-05-18 2011-06-28 Sirf Technology, Inc. Aided location communication system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102822694A (en) * 2010-04-14 2012-12-12 株式会社Ntt都科摩 Mobile terminal apparatus and positioning method
CN102735251A (en) * 2011-04-01 2012-10-17 深圳市赛格导航科技股份有限公司 Cloud computing based GPS navigation method and system
CN102271158A (en) * 2011-07-26 2011-12-07 中兴通讯股份有限公司 Cloud computing-based GPS (Global Positioning System) multiapplication processing method and mobile terminal
CN102654579A (en) * 2012-05-04 2012-09-05 东莞市泰斗微电子科技有限公司 Quick locating method and system of double-mould or multi-mould locating terminal based on auxiliary information
CN102843433A (en) * 2012-09-03 2012-12-26 江苏科技大学 BD2+GPS (Big Dipper 2nd generation+Global Position System) composite positioning system based on cloud platform and working method

Also Published As

Publication number Publication date
CN103185886A (en) 2013-07-03

Similar Documents

Publication Publication Date Title
CN103185886B (en) Satellite navigation system and implementation method
CN107071893B (en) Cellular network RTK positioning method and system
CN103942978A (en) Accurate navigation system of parking lot
CN103364797A (en) GNSS (global navigation satellite system) differential signal broadcasting system and method combining internet and radio
CN204142233U (en) A kind of intelligent land area measuring device
CN105160191B (en) A kind of two-dimensional assemblage method and device based on spatial position
CN104459740A (en) High-precision position differential positioning method of positioning terminal
CN104048659A (en) Method and system for transforming map coordinate system
CN109212570B (en) Low-power-consumption satellite positioning method and system and electronic equipment
CN103884345A (en) Interest point information collecting method, interest point information displaying method, interest point information collecting device, interest point information displaying device, and interest point retrieval system
CN104202728A (en) RSSI (received signal strength indicator) based indoor navigation device and method
CN105188135A (en) Terminal positioning method and system, target terminal and positioning server
CN105300373A (en) Three-dimensional coordinate conversion method and device
CN112527932B (en) Road data processing method, device, equipment and storage medium
CN104765056A (en) Vehicle-mounted sub-meter positioning system and method
CN103327450A (en) Intensive-calculating GPS receiver based on mobile communication network and positioning method of same
CN105526928B (en) Map area positioning method and device
CN103096465B (en) Environment self-adaption multi-target direct locating method
US11016198B2 (en) Broadcast transmission of information indicative of a pseudorange correction
CN103889050A (en) Positioning method, device thereof and system thereof
CN103929716A (en) Positioning method and positioning information sending method and device
CN205003276U (en) Locator and indoor positioning system thereof
CN105116421A (en) Satellite navigation receiver based on cloud service
CN204832528U (en) Big dipper common type commands machine
CN105300374A (en) Three-dimensional coordinate conversion method and system

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
CP01 Change in the name or title of a patent holder
CP01 Change in the name or title of a patent holder

Address after: 430074, No. 88, postal academy road, Hongshan District, Hubei, Wuhan

Patentee after: Wuhan post and Telecommunications Science Research Institute Co., Ltd.

Address before: 430074, No. 88, postal academy road, Hongshan District, Hubei, Wuhan

Patentee before: Wuhan Inst. of Post & Telecom Science