CN105429899A - Broadband acceleration control system and method of gateway device - Google Patents

Broadband acceleration control system and method of gateway device Download PDF

Info

Publication number
CN105429899A
CN105429899A CN201510828441.5A CN201510828441A CN105429899A CN 105429899 A CN105429899 A CN 105429899A CN 201510828441 A CN201510828441 A CN 201510828441A CN 105429899 A CN105429899 A CN 105429899A
Authority
CN
China
Prior art keywords
speed
raising
gateway device
server
management
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.)
Pending
Application number
CN201510828441.5A
Other languages
Chinese (zh)
Inventor
张力锴
熊远雄
李毅洪
李幼庭
郭凯
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.)
Guangdong Eshore Technology Co Ltd
Original Assignee
Guangdong Eshore Technology 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 Guangdong Eshore Technology Co Ltd filed Critical Guangdong Eshore Technology Co Ltd
Priority to CN201510828441.5A priority Critical patent/CN105429899A/en
Publication of CN105429899A publication Critical patent/CN105429899A/en
Pending legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L47/00Traffic control in data switching networks
    • H04L47/70Admission control; Resource allocation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00Data switching networks
    • H04L12/66Arrangements for connecting between networks having differing types of switching systems, e.g. gateways

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)

Abstract

The invention discloses a broadband acceleration control system of a gateway device. The system comprises the gateway device, a PPPOE server and an acceleration management server. The gateway device is additionally provided with a broadband acceleration control module on the basis of a conventional gateway device. In addition, the invention further discloses a broadband acceleration control method of the gateway device. The broadband acceleration control system and method disclosed by the invention are used for realizing intelligent acceleration of the gateway device, and a user can freely and flexibly set a line broadband, so that brand new user experience is provided.

Description

A kind of broadband speed-raising control system of gateway device and method
Technical field
The present invention relates to communication technical field, particularly relate to a kind of broadband speed-raising control system and method for gateway device.
Background technology
Home gateway is the linkage unit of home network and external network, and be intended to for domestic consumer provides the data, services of linking Internet, home router is exactly modal a kind of home gateway.Present home gateway adopts PPP over Ethernet accessing Internet mostly, and its access bandwidth is by the PPPoE server-assignment of operator.Broadband user was as changed bandwidth in the past, and need on-the-spot or other marketing channel in the business hall to operator to carry out artificial registration and handle, after operator accepts, during dialing, PPPOE server will change user's access bandwidth again.Which cannot allow user freely, change access bandwidth flexibly, and the interim speed-raising that cannot meet user is experienced.
Chinese invention patent application CN201310025438.0 discloses the system and method for the self-service speed-raising access bandwidth of a kind of broadband user, is jointly realized by " user terminal, broad band remote access device, authentication system, intelligent speed acceleration platform ".Intelligence speed acceleration platform is divided into client and server end two parts; The method of speed-raising bandwidth: user is by client logs intelligence speed acceleration platform, and send instructions to authentication equipment after the received server-side speed-raising request of platform, authentication equipment sends to broad band remote access device the bandwidth that this user is dynamically changed in instruction.
System described above comprises multiple network elements such as " user terminal, broad band remote access device, authentication system, intelligent speed acceleration platform client, intelligent speed acceleration platform service ends ", networking structure relative complex, accelerating method needs each network element Coordination Treatment to complete, to Internet resources and server resource occupation relatively large, the response time is longer.On the other hand, user needs to log in client and carries out speed-raising operation, described client is the software based on Microsoft.Net/SunJava platform and MicrosoftSQL/MySQL/SunOracle database, if running software is in local PC, then affects PC performance; If operate in external network server, then there is the potential safety hazard revealing personal account information when user logs in.
Chinese invention patent application CN201410233519.4 discloses a kind of mobile phone broadband speed-raising system and method, described mobile phone is provided with speed-raising client, and initiate speed-raising instruction or speed-raising request to speed acceleration platform, speed acceleration platform raises speed again.
Client described above must be arranged on mobile phone, affects handset capability.In addition, mobile phone authority equipment improper or poisoning in, the individual account information that client is preserved and the access information of speed acceleration platform will likely expose, and there is certain potential safety hazard.
Summary of the invention
The object of the invention is the defect in order to overcome prior art, provide a kind of broadband speed-raising control system and method for gateway device, the bandwidth realizing gateway device controls.
For achieving the above object, the present invention proposes a kind of broadband speed-raising control system of gateway device, this system comprises gateway device, PPPOE server and speed-raising management server.
Described gateway device, it is on traditional gateway device basis, comprises bandwidth speed-raising control module; Described PPPOE server is the access device of operator deployment at public network; Described speed-raising management server, it is one of them server of configuration management part in Telecommunication Management Network, its aaa server being upwards connected to accounting management part carries out authentication to user profile, then can assign speed-raising order to PPPOE server thus redistribute bandwidth to gateway device downwards.
Be point to point connect between gateway device and PPPOE server, PPPOE server can communicate with the speed-raising management server of operator, according to the bandwidth of the gateway device that its command configuration accesses at public network.
In addition, present invention also offers a kind of broadband accelerating method of gateway device, the flow process of the method is:
S1, connection gateway device;
S2, gateway device normal dialing connect PPPOE server accessing Internet;
The broadband speed-raising control and management page that s3, user open gateway by the browser in terminal carries out Speed-Increase State inquiry or speed-raising application operation;
Call the speed-raising control and management module of intra-gateway after the WebServer of s4, gateway carries out analyzing and processing to the operation of user, gateway speed-raising control and management module then removes according to the operation of user the speed-raising management server inquiring about or arrange operator;
S5, operator's speed-raising management server receive speed-raising application, communicate with aaa server, and after the success of user security information authentication, allow gateway to read or change line related information, then to the switching equipment PPPOE server transmitting order to lower levels in telecommunications network;
S6, corresponding PPPOE server, then according to the order of speed-raising management server, are redistributed bandwidth to circuit residing for gateway device, thus are achieved the intelligence speed-raising of gateway device.
Preferably, in above-mentioned s4, inquiry or setting are then undertaken by specified interface with security credences such as effective user account passwords.
The beneficial effect that technical solution of the present invention is brought:
The present invention proposes a kind of broadband speed-raising control system and method for gateway device, the bandwidth realizing gateway device controls.Gateway device comprises Bandwidth control module, and user, by gateway management access bandwidth, makes Network Element Function divide clear, and network is reliably relatively stable simultaneously.This invention effectively prevent that the Network Element Function that other client control programs may exist is unintelligible, and time delay is long, affects terminal capabilities, or the problem of subscriber line information leakage etc., and user can arrange line bandwidth freely, neatly, provides brand-new Consumer's Experience.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is system architecture diagram of the present invention;
Fig. 2 is method flow diagram of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Broadband user was as changed bandwidth in the past, and need on-the-spot or other marketing channel in the business hall to operator to carry out artificial registration and handle, after operator accepts, during dialing, PPPOE server will change user's access bandwidth again.Which cannot allow user freely, change access bandwidth flexibly, and the interim speed-raising that cannot meet user is experienced.
The present invention proposes a kind of broadband speed-raising control system and method for gateway device, the bandwidth realizing gateway device controls.The bandwidth speed-raising control module of this invention is on gateway device, and gateway management access bandwidth, makes Network Element Function divide clear, and network is reliably relatively stable simultaneously.This invention effectively prevent that the Network Element Function that other client control programs may exist is unintelligible, and time delay is long, affects terminal capabilities, or the problem of subscriber line information leakage etc.Can allow user freely, line bandwidth is set neatly, brand-new Consumer's Experience is provided.
The broadband speed-raising control system of a kind of gateway device provided by the invention, its framework is as shown in Figure 1: be point to point connect between gateway device and PPPOE server, PPPOE server is the access device of operator deployment at public network, PPPOE server can communicate with the speed-raising management server of operator at public network, according to the bandwidth of the opposite end (namely described gateway device) that its command configuration accesses.
Described gateway device, it is on traditional gateway device basis, comprises bandwidth speed-raising control module.
Described speed-raising management server is one of them server of configuration management part in Telecommunication Management Network.Its aaa server being upwards connected to accounting management part carries out authentication to user profile, then can assign speed-raising order to PPPOE server thus redistribute bandwidth to gateway device downwards.
Described bandwidth speed-raising control module, it is the software module operated on gateway device, is responsible for and speed-raising management server communication, and subscriber's line status poll, speed-raising such as to arrange at the man-machine interface management work.It is the program of device power self-starting, and this program creation web server also disposes the bandwidth speed-raising control and management page as man machine operation interface and UI interface.User can by the browser in the terminal such as mobile phone, PC, and the broadband speed-raising control and management page opening gateway operates.
The described bandwidth speed-raising control and management page, is characterized in that the page at least possesses following three basic functions:
1. show the Speed-Increase State of user, comprise current service fulfillment state and available speed-raising class list.
2. user's class of can selecting specifically to raise speed carries out click and buys.
3. freely can open speed-raising after buying or suspend speed-raising.
In the broadband speed-raising control system of above-mentioned gateway device, broadband speed-raising control module is behind normal PPPOE dial-up access the Internet, by operator's speed-raising management server specified interface access speed-raising management server, read or change user profile and line related configuration, then the PPPOE server of gateway accessing then can according to the order of speed-raising management server, bandwidth is redistributed to gateway device, thus realizes the speed-raising of gateway device intelligence.
In specific implementation process middle width strip speed-raising control module, it is packaged into a software kit, and provides interface so that plug-in unit calls, and makes user can carry out control operation by installation plug-in unit thus at the UI interface of plug-in unit to intelligence speed-raising control module.Broadband speed-raising control module coordinates external file work by kernel process, and wherein external file comprises the configuration file of input, the command file of output, status file, message file.Kernel process first reads configuration input file and carries out system initialization, then sense command input file, once command-in file has change, process core processes immediately, through information extraction, logical conversion, digital operation and and background communication after, generate output file, kernel process also can carry out heartbeat detection communicate with the management server that raises speed every a period of time in addition.
The form that the broadband speed-raising control and management page utilizes button to trigger, the basic parameter of input and operational order write configuration file, then just can from State-output file reading process result or also shown from information output file reading relevant information.
The code of broadband speed-raising control module is enumerated as follows:
[xxxjszcspeed]$issnapshot201506041921
clientID.confheartbeat.shmanageProd.shspeedctl.shtoOrder.sh
cmd.ininfo.outmd5charsstaticAuthKey.confuseQos.sh
dialAccountJasonprodCodestatus.out
dynaicAuthKeylist.outquery.shtimestamp
Wherein relevant to UI file has clientID.conf and staticAuthKey.conf to be the configuration file of customer accounting code and Static authorization code respectively, and cmd.in is command-in file; Status.out is State-output file; Info.out, list.out are information output files.
UI controls speed-raising, mainly comprises following components:
1. after UI interface is opened, display input frame prompting user inputs clientID and staticAuthKey, interface comprises ACK button simultaneously, when after click confirms, foregoing correspondence being write in configuration input file clientID.conf and staticAuthKey.conf.
2. after user confirms configuration, write character " 1 " from trend command-in file cmd.in, trigger module running status is inquired about, and reads essential information output file info.out, content is shown in window; Then write order " 2 " to command-in file cmd.in, trigger module runs can order package query, and reading can order package information output file list.out, and content is shown in window.
3. according to list.out, the set meal ordered read with button form apportion in interface, such as there are 3 can order set meal (PM_ZLTS_FREE_GZ, PM_ZNTS_UP_FREE_GZ, PM_ZLTS_100M_10h) 3 corresponding button are then listed, when if user clicks first button (corresponding set meal PM_ZLTS_FREE_GZ), character " 3PM_ZLTS_FREE_GZ " is write to command-in file cmd.in, trigger module orders PM_ZLTS_FREE_GZ set meal, reading state output file status.out, the resultant content ordering success or not is shown in window.Note: speed-raising server background only has speed-raising API at present, does not quit the subscription of API, therefore does not temporarily quit the subscription of function.
4.UI interface comprises two buttons, realizes the on off control of the raising function to current use set meal.When if user clicks start button, write character " 4PM_ZLTS_FREE_GZ1 " to command-in file cmd.in, trigger module opens raising function, reading state output file status.out, and the resultant content opening success or not is shown in window.User clicks and stops speed-raising button, then write character " 4PM_ZLTS_FREE_GZ2 " to command-in file cmd.in, trigger module closes raising function, reading state output file status.out, is shown in window stopping the resultant content of success or not.
In addition the present invention also proposes a kind of broadband accelerating method of gateway device, and its flow process as shown in Figure 2, is specially:
1, gateway device is connected.
2, gateway device normal dialing connects PPPOE server accessing Internet.
3, the broadband speed-raising control and management page that user opens gateway by the browser in terminal carries out Speed-Increase State inquiry or speed-raising application operation.
4, call the speed-raising control and management module of intra-gateway after the WebServer of gateway carries out analyzing and processing to the operation of user, gateway speed-raising control and management module then removes according to the operation of user the speed-raising management server inquiring about or arrange operator.Inquiry or setting are then undertaken by specified interface with security credences such as effective user account passwords.
5, operator's speed-raising management server receives speed-raising application, communicates with aaa server, and after the success of user security information authentication, allows gateway to read or change line related information, then to the switching equipment PPPOE server transmitting order to lower levels in telecommunications network.
6, corresponding PPPOE server is then according to the order of speed-raising management server, redistributes bandwidth, thus achieve the intelligence speed-raising of gateway device to circuit residing for gateway device.
Be described in detail the embodiment of the present invention above, apply specific case herein and set forth principle of the present invention and execution mode, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping; Meanwhile, for one of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.

Claims (9)

1. a broadband speed-raising control system for gateway device, is characterized in that, this system comprises gateway device, PPPOE server and speed-raising management server;
Described gateway device, it is on traditional gateway device basis, comprises bandwidth speed-raising control module;
Described PPPOE server is the access device of operator deployment at public network;
Described speed-raising management server, it is one of them server of configuration management part in Telecommunication Management Network, its aaa server being upwards connected to accounting management part carries out authentication to user profile, then can assign speed-raising order to PPPOE server thus redistribute bandwidth to gateway device downwards;
Be point to point connect between gateway device and PPPOE server, PPPOE server can communicate with the speed-raising management server of operator, according to the bandwidth of the gateway device that its command configuration accesses at public network.
2. system according to claim 1, it is characterized in that, described bandwidth speed-raising control module, it is the software module operated on gateway device, be responsible for and speed-raising management server communication, and subscriber's line status poll, speed-raising such as to arrange at the man-machine interface management work.
3. system according to claim 1 and 2, is characterized in that, described broadband speed-raising control module is the program of device power self-starting, and this program creation web server also disposes the bandwidth speed-raising control and management page as man machine operation interface and UI interface; User is by the browser in the terminal such as mobile phone, PC, and the broadband speed-raising control and management page opening gateway operates.
4. system according to claim 3, is characterized in that, the described bandwidth speed-raising control and management page, and the Speed-Increase State of its display user, comprises current service fulfillment state and available speed-raising class list; User's class of can selecting specifically to raise speed carries out click and buys; Freely open speed-raising after buying or suspend speed-raising.
5. system according to claim 1, it is characterized in that, described broadband speed-raising control module, it can also be packaged into a software kit, and provide interface so that plug-in unit calls, by user installation plug-in unit thus at the UI interface of plug-in unit, control operation is carried out to intelligence speed-raising control module.
6. system according to claim 1 or 5, is characterized in that, broadband speed-raising control module coordinates external file work by kernel process, and wherein external file comprises the configuration file of input, the command file of output, status file, message file; Kernel process first reads configuration input file and carries out system initialization, then sense command input file, once command-in file has change, kernel process processes immediately, through information extraction, logical conversion, digital operation and and background communication after, generate output file, kernel process also can carry out heartbeat detection communicate with the management server that raises speed every a period of time in addition.
7. system according to claim 6, it is characterized in that, the form that the broadband speed-raising control and management page that broadband speed-raising control module is disposed utilizes button to trigger, the basic parameter of input and operational order write configuration file, then just can from State-output file reading process result or read relevant information from information output file and also shown.
8. a broadband accelerating method for gateway device, is characterized in that, the flow process of the method is:
S1, connection gateway device;
S2, gateway device normal dialing connect PPPOE server accessing Internet;
The broadband speed-raising control and management page that s3, user open gateway by the browser in terminal carries out Speed-Increase State inquiry or speed-raising application operation;
Call the speed-raising control and management module of intra-gateway after the WebServer of s4, gateway carries out analyzing and processing to the operation of user, gateway speed-raising control and management module then removes according to the operation of user the speed-raising management server inquiring about or arrange operator;
S5, operator's speed-raising management server receive speed-raising application, communicate with aaa server, and after the success of user security information authentication, allow gateway to read or change line related information, then to the switching equipment PPPOE server transmitting order to lower levels in telecommunications network;
S6, corresponding PPPOE server, then according to the order of speed-raising management server, are redistributed bandwidth to circuit residing for gateway device, thus are achieved the intelligence speed-raising of gateway device.
9. method according to claim 8, is characterized in that, in s4, inquiry or setting are then undertaken by specified interface with security credences such as effective user account passwords.
CN201510828441.5A 2015-11-25 2015-11-25 Broadband acceleration control system and method of gateway device Pending CN105429899A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510828441.5A CN105429899A (en) 2015-11-25 2015-11-25 Broadband acceleration control system and method of gateway device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510828441.5A CN105429899A (en) 2015-11-25 2015-11-25 Broadband acceleration control system and method of gateway device

Publications (1)

Publication Number Publication Date
CN105429899A true CN105429899A (en) 2016-03-23

Family

ID=55507844

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510828441.5A Pending CN105429899A (en) 2015-11-25 2015-11-25 Broadband acceleration control system and method of gateway device

Country Status (1)

Country Link
CN (1) CN105429899A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112671662A (en) * 2020-12-29 2021-04-16 网络通信与安全紫金山实验室 Data stream acceleration method, electronic device, and storage medium

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6876668B1 (en) * 1999-05-24 2005-04-05 Cisco Technology, Inc. Apparatus and methods for dynamic bandwidth allocation
CN101166182A (en) * 2006-10-18 2008-04-23 中国电信股份有限公司 Broadband access bandwidth adjusting method and system based on panel operation
CN101848163A (en) * 2010-06-01 2010-09-29 中兴通讯股份有限公司 Method and system for dynamically adjusting bandwidth service and broadband policy system
CN103117960A (en) * 2013-01-24 2013-05-22 成都网丁科技有限公司 System and method of broadband user speeding up access bandwidth in self-service mode
CN104010333A (en) * 2014-05-29 2014-08-27 成都网丁科技有限公司 Mobile phone broadband accelerating system and method
CN104283810A (en) * 2013-07-08 2015-01-14 中国电信股份有限公司 Processing method of uplink bandwidth and home gateway
CN104506457A (en) * 2014-12-03 2015-04-08 中国联合网络通信集团有限公司 Bandwidth adjusting method and system and intelligent pipeline platform

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6876668B1 (en) * 1999-05-24 2005-04-05 Cisco Technology, Inc. Apparatus and methods for dynamic bandwidth allocation
CN101166182A (en) * 2006-10-18 2008-04-23 中国电信股份有限公司 Broadband access bandwidth adjusting method and system based on panel operation
CN101848163A (en) * 2010-06-01 2010-09-29 中兴通讯股份有限公司 Method and system for dynamically adjusting bandwidth service and broadband policy system
CN103117960A (en) * 2013-01-24 2013-05-22 成都网丁科技有限公司 System and method of broadband user speeding up access bandwidth in self-service mode
CN104283810A (en) * 2013-07-08 2015-01-14 中国电信股份有限公司 Processing method of uplink bandwidth and home gateway
CN104010333A (en) * 2014-05-29 2014-08-27 成都网丁科技有限公司 Mobile phone broadband accelerating system and method
CN104506457A (en) * 2014-12-03 2015-04-08 中国联合网络通信集团有限公司 Bandwidth adjusting method and system and intelligent pipeline platform

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112671662A (en) * 2020-12-29 2021-04-16 网络通信与安全紫金山实验室 Data stream acceleration method, electronic device, and storage medium

Similar Documents

Publication Publication Date Title
US12028317B2 (en) Systems and methods for dynamic firewall policy configuration
CN103856446B (en) A kind of login method, device and open platform system
CN102347941B (en) A kind of safety applications control method based on open platform
CN102098808A (en) Data card and data card networking method
CN112583867B (en) Sharing method and device of intelligent household electrical appliance, electronic equipment and medium
CN102033943A (en) Multiwindow browse method and system based on mobile communication equipment terminal
CN103942044A (en) Remote assistance method and system in application of mobile terminal
CN102447720A (en) Method for remotely controlling PC (personal computer) by mobile phone
CN101951366A (en) Single-point logon method and system based on character terminal
CN102638599A (en) Method of blocking transmission of screen information of mobile communication terminal while performing remote control
CN103607454B (en) The method that android system browser arranges privately owned proxy server
CN110442819A (en) Data processing method, device, storage medium and terminal
CN104954855A (en) Intelligent television control method based on Android system
CN106549862A (en) One kind personalizes intelligent domestic gateway and cut-in method
CN112291238A (en) Data communication method, device, equipment and computer readable storage medium
CN105429832A (en) Dialing method and system based on PPPOE network, and router
CN105357373A (en) Method and system for simultaneously using plurality of networks based on Android system
CN109669785A (en) Page sharing method, device, server and the storage medium of terminal applies
CN106789561A (en) Terminals physical address binding method and system based on Intranet service platform
CN105429899A (en) Broadband acceleration control system and method of gateway device
CN103067464B (en) Intelligent terminal method for remote controlling computer and system
CN102917359A (en) Mobile terminal with PPPoE number dialing function and number dialing method thereof
CN104754539B (en) A kind of method and terminal that the duration of call calculates
CN106101361A (en) The display packing of cell phone address book, device and mobile phone
JP6053842B2 (en) Remote support method for mobile communication terminals using screenshots

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
WD01 Invention patent application deemed withdrawn after publication
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20160323