CN104506822A - Remote vision doorbell monitoring method and system based on Android platform - Google Patents
Remote vision doorbell monitoring method and system based on Android platform Download PDFInfo
- Publication number
- CN104506822A CN104506822A CN201510009944.XA CN201510009944A CN104506822A CN 104506822 A CN104506822 A CN 104506822A CN 201510009944 A CN201510009944 A CN 201510009944A CN 104506822 A CN104506822 A CN 104506822A
- Authority
- CN
- China
- Prior art keywords
- doorbell
- subscription client
- server
- video doorbell
- signal
- 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.)
- Granted
Links
Landscapes
- Closed-Circuit Television Systems (AREA)
Abstract
The embodiment of the invention discloses a remote vision doorbell monitoring method and system based on the Android platform. The method comprises, step 1, receiving a signal that a visitor select the house number of a family to be visited through a visual doorbell, wherein the signal comprises 'house number' information and a visiting request; step 2, enabling the visual doorbell to transmit the signal to a server side through a local area network and enabling the server side to process the signal; step 3, enabling the server side to receive the signal and to push data to corresponding user clients, wherein, when the user clients are initialized, the users of the user client and house number information are correlated; step 4, enabling the user clients to respond to the request and to access the visual doorbell to achieve interaction with the visitor. The remote vision doorbell monitoring method and system based on the Android platform breaks through the operating limitation of the local area network, expands application service to the Internet, remotely achieves operations of conversation, door opening and the like and enables the users to obtain visitor information anytime and anywhere and to interact with visitors.
Description
Technical field
The present invention relates to monitoring technique field, especially relate to a kind of remote visible doorbell method for supervising based on Android platform and system.
Background technology
Video doorbell is used in one or many residential buildings, and multiple resident family uses in a doorway main frame jointly, is usually referred to as visible dialogue system, storied building visible intercommunication system; And be used in single resident family, as villa, be usually referred to as only family video doorbell or villa video doorbell.During use, resident family hears the tinkle of bells, as answering video telephone, accept the calling of visitor by doorway main frame downstairs, engage in the dialogue, the visual extension set simultaneously in man of resident family is by main frame camera receiver, video image downstairs, resident family's monitoring image observed on extension set display screen confirms the identity of visitor, whether final decision presses the unlock button of indoor unit, opens the electric control door lock connecting doorway main frame, allows visiting guest to open the door and enters.
Video doorbell system is the system platform of monitoring the discrepancy of community or a building visitor, manage and adding up.Along with the development of science and technology and the progress of society, people propose the demand of higher security protection and wisdomization management to daily life, system that is intelligent, wisdom replaces the common door lock of tradition gradually, and traditional system also can not adapt to the actual demand of modern management.
There is terminal restricted in the solution of traditional video doorbell system, cannot move the shortcoming of use.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, the invention provides a kind of remote visible doorbell method for supervising based on Android platform and system, breach the limitation that local area network (LAN) runs, application service is expanded to the Internet, can the operation such as long-distance support dialogue, enabling.
In order to solve the problem, the present invention proposes a kind of remote visible doorbell method for supervising based on Android platform, described method comprises:
Step 1: receive visitor selects family's number of visiting signal by video doorbell, described signal comprises " number " information and visits request;
Step 2: video doorbell sends described signal to server end by local area network (LAN), server end processes described signal;
Step 3: data-pushing to described signal, and is given corresponding subscription client by described received server-side, described subscription client is when initialization, and user and the number information of subscription client are carried out associating and arranged;
Step 4: described subscription client response request, accesses described video doorbell, carries out interaction with visitor.
Preferably, described method also comprises: step 5: generating run daily record, the operational circumstances of recording user client.
Preferably, described subscription client comprise in Android intelligent television box and Android intelligent mobile terminal any one or multiple.
Preferably, described server end comprises outside index server and application server, and wherein, described step 2 comprises:
Step 21: when there being guest request, described outside index server receives the reference address and port information set up from video doorbell equipment;
Step 22: described outside index server sends notice to described application server, and reference address and port information are sent to described application server.
Preferably, described step 3 comprises:
Step 31: described application server processes reference address and port information, to accessed subscription client dispense request and reference address packet;
Step 32: described subscription client sends detection packet to the port of described video doorbell, establishes a communications link;
Step 33: described subscription client passback feedback data packet;
Step 34: described application server forwards feedback packet to described outside index server.
Preferably, described step 4 comprises:
Step 41: after described outside index server have received feedback packet, feed back to described video doorbell;
Step 42: described video doorbell and described subscription client carry out long-rangely intercoming mutually.
Preferably, described step 42 comprises:
Step 421: described video doorbell sends the multimedia resource data gathered to described subscription client;
Step 422: described subscription client transmits speech data or control command to described video doorbell.
Correspondingly, the present invention also proposes a kind of remote visible doorbell supervisory control system based on Android platform, and described system comprises: video doorbell, server end, subscription client; Wherein,
Described video doorbell to select the signal of family's number of visiting by video doorbell for receiving visitor, described signal comprises " number " information and visits request; And sending described signal to server end by local area network (LAN), server end carries out processing described signal;
Data-pushing for receiving described signal, and is given corresponding subscription client by described server end;
Described subscription client is used for when initialization, and user and the number information of subscription client are carried out associating and arranged; And response request, access described video doorbell, carry out interaction with visitor.
Preferably, described server end comprises outside index server and application server;
Wherein, described outside index server is for receiving the reference address and port information set up from video doorbell equipment; And send notice to described application server, reference address and port information are sent to described application server;
Described application server for the treatment of reference address and port information, to accessed subscription client dispense request and reference address packet.
Preferably, described video doorbell is also for sending the multimedia resource data gathered to described subscription client; Described subscription client is also for transmitting speech data or control command to described video doorbell.
Implement the embodiment of the present invention, breach the limitation that local area network (LAN) runs, application service is expanded to the Internet, can the operation such as long-distance support dialogue, enabling; The present invention is on traditional local area network (LAN) video doorbell system basis, Intranet is used to penetrate the advanced technology such as soft encoding and decoding technique, P2P with telecommunication, audio/video multimedia resource, there is the features such as reliability is high, communication efficiency is good, achieve Long-distance Control and management simultaneously; User can be allowed to obtain visitor information whenever and wherever possible simultaneously, interactive with visitor, and video doorbell is replied in different Android terminal.
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 the schematic flow sheet of the remote visible doorbell method for supervising based on Android platform of the embodiment of the present invention;
Fig. 2 is the schematic flow sheet of Internet Transmission communication in the embodiment of the present invention;
Fig. 3 is the structure composition schematic diagram of the remote visible doorbell supervisory control system based on Android platform of the embodiment of the present invention;
Fig. 4 is the fundamental diagram of Internet Transmission in the system of the embodiment of the present invention;
Fig. 5 is the working-flow schematic diagram of the embodiment 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.
Fig. 1 is the schematic flow sheet of the remote visible doorbell method for supervising based on Android platform of the embodiment of the present invention, and as shown in Figure 1, the method comprises:
Step 1: receive visitor selects family's number of visiting signal by video doorbell, this signal comprises " number " information and visits request;
Step 2: video doorbell sends signal to server end by local area network (LAN), server end processes signal;
Step 3: data-pushing to signal, and is given corresponding subscription client by received server-side, subscription client is when initialization, and user and the number information of subscription client are carried out associating and arranged;
Step 4: subscription client response request, access video doorbell, carries out interaction with visitor.
Further, the method also comprises:
Step 5: generating run daily record, the operational circumstances of recording user client.
In the embodiment of the present invention, subscription client comprise in Android intelligent television box and Android intelligent mobile terminal any one or multiple.
In concrete enforcement, server end comprises outside index server and application server, and wherein, step 2 comprises:
Step 21: when there being guest request, outside index server receives the reference address and port information set up from video doorbell equipment;
Step 22: outside index server sends notice to application server, and reference address and port information are sent to application server;
Step 3 comprises:
Step 31: application server processes reference address and port information, to accessed subscription client dispense request and reference address packet;
Step 32: subscription client sends detection packet to the port of video doorbell, establishes a communications link;
Step 33: subscription client passback feedback data packet;
Step 34: application server externally index server forwards feedback packet.
Fig. 2 shows the flow process of Internet Transmission communication in embodiment of the present invention method, and as shown in Figure 2, this process comprises:
When there being guest request, outside index server receives the reference address and port information set up from video doorbell equipment;
Outside index server sends notice to application server, and reference address and port information are sent to application server;
Application server processes reference address and port information, to accessed subscription client dispense request and reference address packet;
Subscription client sends detection packet to the port of video doorbell, establishes a communications link;
Subscription client passback feedback data packet;
Application server externally index server forwards feedback packet.
Further, step 4 comprises:
Step 41: after outside index server have received feedback packet, feed back to video doorbell;
Step 42: video doorbell and subscription client carry out long-rangely intercoming mutually.
Step 42 comprises:
Step 421: video doorbell sends the multimedia resource data gathered to subscription client;
Step 422: subscription client transmits speech data or control command to video doorbell.
Correspondingly, the embodiment of the present invention also provides a kind of remote visible doorbell supervisory control system based on Android platform, and as shown in Figure 3, this system comprises: video doorbell, server end, subscription client; Wherein,
Video doorbell to select the signal of family's number of visiting by video doorbell for receiving visitor, this signal comprises " number " information and visits request; And sending signal to server end by local area network (LAN), server end carries out processing signal;
Data-pushing for receiving this signal, and is given corresponding subscription client by server end;
Subscription client is used for when initialization, and user and the number information of subscription client are carried out associating and arranged; And response request, access video doorbell, carries out interaction with visitor.
Further, this server end comprises outside index server and application server;
Wherein, outside index server is for receiving the reference address and port information set up from video doorbell equipment; And send notice to application server, reference address and port information are sent to application server;
Application server for the treatment of reference address and port information, to accessed subscription client dispense request and reference address packet.
Video doorbell is also for sending the multimedia resource data gathered to subscription client; Subscription client is also for transmitting speech data or control command to video doorbell.
Fig. 4 shows the operation principle of Internet Transmission in the system of the embodiment of the present invention, and as shown in Figure 4, this process comprises:
When there being guest request, outside index server receives the reference address and port information set up from video doorbell equipment;
Outside index server sends notice to application server, and reference address and port information are sent to application server;
Application server processes reference address and port information, to accessed subscription client dispense request and reference address packet;
Subscription client sends detection packet to the port of video doorbell, establishes a communications link;
Subscription client passback feedback data packet;
Application server externally index server forwards feedback packet.
Fig. 5 shows the working-flow of the embodiment of the present invention, and as shown in Figure 5, this process comprises:
Step 1: the initialization of software systems, in initialization procedure, system will store numbering, the user data of video doorbell, and when being convenient to there is guest request, request can be sent to corresponding interviewed people user by system accurately;
Step 2: the doorplate solicited message on system acquisition video doorbell hardware;
Step 3: server end judges request msg and processes, and comprising: find visitor need access user data and to user's dispense request information;
Step 4: subscription client receives request and to go forward side by side row relax, wherein,
The client of Android intelligent television box directly can eject the monitored picture of video doorbell in Digital Television with the form of wicket, do not affect current performing of the task of user, as watched TV and video doorbell picture performs simultaneously, now user can select with visitor interactive, opens the door or abandon process for visitor;
The client of Android intelligent mobile terminal will receive prompting message, and user can select to check, long-range interactive with visitor, also can abandon process;
Step 5: all operations data of system records user.
Along with developing rapidly of network technology, break through space-time restriction and the region obstacle of conventional communication mode, in conjunction with advanced network technology and gate inhibition's technology, the telecommunication of video content is become be more prone to, the remote visible doorbell supervisory control system based on Android platform that the embodiment of the present invention provides and method, the diversified diversification of the terminal of video doorbell system can be realized, make executable operations on mobile terminals become truly feasible; Compared with traditional door bell and button system, breach the limitation that local area network (LAN) runs, application service is expanded to the Internet, can the operation such as long-distance support dialogue, enabling.
The present invention is on traditional local area network (LAN) video doorbell system basis, Intranet is used to penetrate the advanced technology such as soft encoding and decoding technique, P2P with telecommunication, audio/video multimedia resource, there is the features such as reliability is high, communication efficiency is good, achieve Long-distance Control and management simultaneously; User can be allowed to obtain visitor information whenever and wherever possible simultaneously, interactive with visitor, and video doorbell is replied in different Android terminal.
One of ordinary skill in the art will appreciate that all or part of step in the various methods of above-described embodiment is that the hardware that can carry out instruction relevant by program has come, this program can be stored in a computer-readable recording medium, storage medium can comprise: read-only memory (ROM, Read OnlyMemory), random access memory (RAM, Random Access Memory), disk or CD etc.
In addition, the remote visible doorbell supervisory control system based on Android platform provided the embodiment of the present invention above and method are described in detail, apply specific case herein to 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 (10)
1., based on a remote visible doorbell method for supervising for Android platform, it is characterized in that, described method comprises:
Step 1: receive visitor selects family's number of visiting signal by video doorbell, described signal comprises " number " information and visits request;
Step 2: described video doorbell sends described signal to server end by local area network (LAN), described server end processes described signal;
Step 3: data-pushing to described signal, and is given corresponding subscription client by described received server-side, described subscription client is when initialization, and user and the number information of subscription client are carried out associating and arranged;
Step 4: described subscription client response request, accesses described video doorbell, carries out interaction with visitor.
2., as claimed in claim 1 based on the remote visible doorbell method for supervising of Android platform, it is characterized in that, described method also comprises:
Step 5: generating run daily record, the operational circumstances of recording user client.
3., as claimed in claim 1 or 2 based on the remote visible doorbell method for supervising of Android platform, it is characterized in that, described subscription client comprise in Android intelligent television box and Android intelligent mobile terminal any one or multiple.
4., as claimed in claim 1 based on the remote visible doorbell method for supervising of Android platform, it is characterized in that, described server end comprises outside index server and application server, and wherein, described step 2 comprises:
Step 21: when there being guest request, described outside index server receives the reference address and port information set up from video doorbell equipment;
Step 22: described outside index server sends notice to described application server, and reference address and port information are sent to described application server.
5., as claimed in claim 4 based on the remote visible doorbell method for supervising of Android platform, it is characterized in that, described step 3 comprises:
Step 31: described application server processes reference address and port information, to accessed subscription client dispense request and reference address packet;
Step 32: described subscription client sends detection packet to the port of described video doorbell, establishes a communications link;
Step 33: described subscription client passback feedback data packet;
Step 34: described application server forwards feedback packet to described outside index server.
6., as claimed in claim 5 based on the remote visible doorbell method for supervising of Android platform, it is characterized in that, described step 4 comprises:
Step 41: after described outside index server have received feedback packet, feed back to described video doorbell;
Step 42: described video doorbell and described subscription client carry out long-rangely intercoming mutually.
7., as claimed in claim 6 based on the remote visible doorbell method for supervising of Android platform, it is characterized in that, described step 42 comprises:
Step 421: described video doorbell sends the multimedia resource data gathered to described subscription client;
Step 422: described subscription client transmits speech data or control command to described video doorbell.
8., based on a remote visible doorbell supervisory control system for Android platform, it is characterized in that, described system comprises: video doorbell, server end, subscription client; Wherein,
Described video doorbell to select the signal of family's number of visiting by video doorbell for receiving visitor, described signal comprises " number " information and visits request; And sending described signal to server end by local area network (LAN), described server end processes described signal;
Data-pushing for receiving described signal, and is given corresponding subscription client by described server end;
Described subscription client is used for when initialization, and user and the number information of subscription client are carried out associating and arranged; And response request, access described video doorbell, carry out interaction with visitor.
9., as claimed in claim 8 based on the remote visible doorbell supervisory control system of Android platform, it is characterized in that, described server end comprises outside index server and application server;
Wherein, described outside index server is for receiving the reference address and port information set up from video doorbell equipment; And send notice to described application server, reference address and port information are sent to described application server;
Described application server for the treatment of reference address and port information, to accessed subscription client dispense request and reference address packet.
10. as claimed in claim 8 based on the remote visible doorbell supervisory control system of Android platform, it is characterized in that, described video doorbell is also for sending the multimedia resource data gathered to described subscription client; Described subscription client is also for transmitting speech data or control command to described video doorbell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510009944.XA CN104506822B (en) | 2015-01-08 | 2015-01-08 | A kind of remote visible doorbell monitoring method and system based on Android platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510009944.XA CN104506822B (en) | 2015-01-08 | 2015-01-08 | A kind of remote visible doorbell monitoring method and system based on Android platform |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104506822A true CN104506822A (en) | 2015-04-08 |
| CN104506822B CN104506822B (en) | 2017-08-29 |
Family
ID=52948536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510009944.XA Active CN104506822B (en) | 2015-01-08 | 2015-01-08 | A kind of remote visible doorbell monitoring method and system based on Android platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104506822B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106791665A (en) * | 2016-12-28 | 2017-05-31 | 重庆金鑫科技产业发展有限公司 | A kind of intelligent electronic door bell and intelligent domestic system |
| CN106973175A (en) * | 2017-05-13 | 2017-07-21 | 福州大学 | Intelligent secret doorbell and its application method |
| CN107103668A (en) * | 2017-04-19 | 2017-08-29 | 腾讯科技（深圳）有限公司 | A kind of gate control system information transferring method, device and server |
| CN107402519A (en) * | 2016-07-05 | 2017-11-28 | 成都麦隆科技有限公司 | A kind of intelligent home appliance remote control system |
| TWI666614B (en) * | 2018-05-04 | 2019-07-21 | 積佳科技股份有限公司 | Cloud-type access control system |
| CN110458980A (en) * | 2018-05-08 | 2019-11-15 | 积佳科技股份有限公司 | Cloud formula access control system |
| CN111355753A (en) * | 2018-12-21 | 2020-06-30 | 杭州登虹科技有限公司 | Low-power-consumption wireless visual doorbell awakening scheme |
| CN114567745A (en) * | 2022-04-27 | 2022-05-31 | 深圳卡特加特智能科技有限公司 | Visual intercom screen projection system and method for active screen projection |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040019683A1 (en) * | 2002-07-25 | 2004-01-29 | Lee Kuo Chu | Protocol independent communication system for mobile devices |
| CN102195795A (en) * | 2010-03-19 | 2011-09-21 | Tcl集团股份有限公司 | Intelligent district log system and log recording method thereof |
| CN202795514U (en) * | 2012-08-24 | 2013-03-13 | 厦门思德电子科技有限公司 | Video door bell based on remote control |
| CN103227965A (en) * | 2013-05-24 | 2013-07-31 | 吉林大学 | Android intercom system based on WiFi network |
| CN103313024A (en) * | 2013-06-26 | 2013-09-18 | 深圳市合广测控技术有限公司 | Visible intercom system and method for buildings |
-
2015
- 2015-01-08 CN CN201510009944.XA patent/CN104506822B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040019683A1 (en) * | 2002-07-25 | 2004-01-29 | Lee Kuo Chu | Protocol independent communication system for mobile devices |
| CN102195795A (en) * | 2010-03-19 | 2011-09-21 | Tcl集团股份有限公司 | Intelligent district log system and log recording method thereof |
| CN202795514U (en) * | 2012-08-24 | 2013-03-13 | 厦门思德电子科技有限公司 | Video door bell based on remote control |
| CN103227965A (en) * | 2013-05-24 | 2013-07-31 | 吉林大学 | Android intercom system based on WiFi network |
| CN103313024A (en) * | 2013-06-26 | 2013-09-18 | 深圳市合广测控技术有限公司 | Visible intercom system and method for buildings |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107402519A (en) * | 2016-07-05 | 2017-11-28 | 成都麦隆科技有限公司 | A kind of intelligent home appliance remote control system |
| CN106791665A (en) * | 2016-12-28 | 2017-05-31 | 重庆金鑫科技产业发展有限公司 | A kind of intelligent electronic door bell and intelligent domestic system |
| CN107103668A (en) * | 2017-04-19 | 2017-08-29 | 腾讯科技（深圳）有限公司 | A kind of gate control system information transferring method, device and server |
| CN106973175A (en) * | 2017-05-13 | 2017-07-21 | 福州大学 | Intelligent secret doorbell and its application method |
| CN106973175B (en) * | 2017-05-13 | 2023-06-23 | 福州大学 | Intelligent private doorbell and using method thereof |
| TWI666614B (en) * | 2018-05-04 | 2019-07-21 | 積佳科技股份有限公司 | Cloud-type access control system |
| CN110458980A (en) * | 2018-05-08 | 2019-11-15 | 积佳科技股份有限公司 | Cloud formula access control system |
| CN111355753A (en) * | 2018-12-21 | 2020-06-30 | 杭州登虹科技有限公司 | Low-power-consumption wireless visual doorbell awakening scheme |
| CN114567745A (en) * | 2022-04-27 | 2022-05-31 | 深圳卡特加特智能科技有限公司 | Visual intercom screen projection system and method for active screen projection |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104506822B (en) | 2017-08-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104506822A (en) | Remote vision doorbell monitoring method and system based on Android platform | |
| CN103326937B (en) | Intelligent gateway equipment based on multi-network integration and community management intercom system | |
| CN104967811A (en) | Internet-based intelligent community mobile phone videophone visit machine and system | |
| WO2006067782A1 (en) | Method and device for use in a cellular network | |
| CN103260003A (en) | Intelligent household video doorphone system and communication method thereof | |
| CN101834874A (en) | Multimedia network communication method capable of penetrating firewall | |
| CN103297745A (en) | Intelligent doorbell system based on personal cloud | |
| CN104580984A (en) | Visual intercom access control system based on standard communication protocols | |
| CN103686461A (en) | Method and device for intelligent doorbell talkback on basis of passive optical network (PON) access network | |
| CN205693743U (en) | A kind of building conversational system | |
| CN103313147A (en) | Building intercom system with advertising release function | |
| CN104301112A (en) | Visitor identity verification method and system | |
| CN111583477A (en) | Two-dimensional code-based talkback management method and system | |
| US10645229B1 (en) | Intercom system and intercom managing method | |
| CN101778240A (en) | Wireless visible talkback doorbell system | |
| CN105072511A (en) | Internet intelligent building intercom system and device | |
| CN117499436A (en) | Call response and monitoring method, device, equipment and medium of outdoor unit | |
| CN105100678B (en) | Video conference access method and system | |
| CN105163060A (en) | Intelligent building intercom system and device based on internet | |
| CN205754647U (en) | A kind of based on 4G wireless network intelligent building conversational system | |
| CN105898195A (en) | Smart community cloud visual intercom system | |
| WO2019019225A1 (en) | Building intercom access control system and indoor intercom | |
| CN103888854A (en) | Visitor intercom system | |
| JP6186066B1 (en) | System and method for notifying event occurrence | |
| CN204465725U (en) | Based on the visual talk back entrance guard system of standard communication protocol |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |