CN105072510B - The method and device of elevator long distance number call - Google Patents
The method and device of elevator long distance number call Download PDFInfo
- Publication number
- CN105072510B CN105072510B CN201510430101.7A CN201510430101A CN105072510B CN 105072510 B CN105072510 B CN 105072510B CN 201510430101 A CN201510430101 A CN 201510430101A CN 105072510 B CN105072510 B CN 105072510B
- Authority
- CN
- China
- Prior art keywords
- button
- function
- new
- car
- telephone number
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The present invention relates to a kind of method and devices of elevator long distance number call.The method includes the steps：The triggering information for the car intercommunication button that receiving house intercom is sent generates the prompting message of telephone number input according to the triggering information, and records the number for receiving triggering information；The telephone number that receiving house elevator controlling mainboard is sent according to the prompting message；Whether the triggering information for the car intercommunication button that receiving house intercom is sent, the new number for then detecting record reach the first preset value；If new number reaches the first preset value, the telephone number of input is called.The calling of arbitrary remote phone number may be implemented in the present invention；The program or chip that the present invention realizes are mounted on elevator(lift) machine room, need not make any improvement to original lift appliance, save cost；Improve the efficiency that elevator long distance intercommunication uses.
Description
Technical field
The present invention relates to elevator technology fields, more particularly to a kind of method of elevator long distance number call, elevator long distance
The device of number call.
Background technology
Elevator intercom system includes the connection lines such as managing main frame, car extension set, computer room extension set, can separately match relaying box.
Monitoring statisticss software and cable concentrator make elevator intercom system realize the even multi-party call of tripartite, make passenger in any urgent feelings
Contact can be obtained with the external world under condition, to ensure the safety of passenger.Elevator intercom system is divided into wired intercom and wireless talkback
Two major classes.Wired intercom is divided into as using elevator interior, to two class of external telecommunication telephone of making peace, wireless talkback also has using duplex
Signal and use GSM (Global System for Mobile Communication, global system for mobile communications) cellular network
Two class of network.
In current elevator remote talkback system, the number of elevator long distance intercommunication has been pre-set to fixed number
Code, cannot be voluntarily arranged according to the demand of elevator passenger；Elevator passenger can dial arbitrary remote phone number, but need
It installs many additional equipment additional in the existing resource of elevator, increases cost.The elevator long distance intercommunication of these defective effects
Service efficiency.
Invention content
Based on this, it is necessary in view of the above-mentioned problems, providing a kind of method and device of elevator long distance number call, Neng Gou
Dialing for arbitrary remote phone number is realized on the basis of saving cost.
A kind of method of elevator long distance number call, including step：
The triggering information for the car intercommunication button that receiving house intercom is sent generates phone number according to the triggering information
The prompting message of code input, and record the number for receiving triggering information；
The telephone number that receiving house elevator controlling mainboard is sent according to the prompting message；
Receiving house intercom send car intercommunication button triggering information, then detect record new number whether
Reach the first preset value；
If new number reaches the first preset value, the telephone number of input is called.
A kind of device of elevator long distance number call, including：
First triggering information receiving module, the triggering information of the car intercommunication button for the transmission of receiving house intercom,
The prompting message of telephone number input is generated according to the triggering information, and records the number for receiving triggering information；
Telephone number receiving module, the phone number sent according to the prompting message for receiving house elevator controlling mainboard
Code；
Second triggering information receiving module, the triggering information of the car intercommunication button for the transmission of receiving house intercom,
Whether the new number for then detecting record reaches the first preset value；
Telephone number calling module, for when new number reaches the first preset value, to the telephone number of input
It is called.
The method and device of elevator long distance number call of the present invention, when user just starts to press car intercommunication button, into
Enter telephone number Setting pattern, reminds user to input the arbitrary telephone number for needing to dial, user can be according in car at this time
It calls the inputs such as button together and needs the telephone number dialed, after the completion of input, user presses car intercommunication button again, detects number
When reaching the first preset value, that is, start the telephone number of calling input.Exhaling for arbitrary remote phone number may be implemented in the present invention
It cries；The program or chip that the present invention realizes are mounted on elevator(lift) machine room, and any improvement need not be made to original lift appliance, save
Cost is saved；Improve the efficiency that elevator long distance intercommunication uses.
Description of the drawings
Fig. 1 is the flow diagram of the embodiment of the method for elevator long distance number call of the present invention；
Fig. 2 is the structural schematic diagram of the device embodiment one of elevator long distance number call of the present invention；
Fig. 3 is the schematic diagram of apparatus of the present invention connection type specific embodiment；
Fig. 4 is the structural schematic diagram of the device embodiment two of elevator long distance number call of the present invention；
Fig. 5 is the structural schematic diagram of the device embodiment three of elevator long distance number call of the present invention；
Fig. 6 is the structural schematic diagram of the device embodiment four of elevator long distance number call of the present invention；
Fig. 7 is the structural schematic diagram of the device embodiment five of elevator long distance number call of the present invention.
Specific implementation mode
Technical problems to be solved, the technical solution taken and the technology reached effect in order to better understand the present invention
Fruit is below in conjunction with the accompanying drawings described in detail the specific implementation mode of the present invention.
As shown in Figure 1, a kind of method of elevator long distance number call, including step：
The triggering information for the car intercommunication button that S110, receiving house intercom are sent, generates according to the triggering information
The prompting message of telephone number input, and record the number for receiving triggering information；
The telephone number that S120, receiving house elevator controlling mainboard are sent according to the prompting message；
The triggering information for the car intercommunication button that S130, receiving house intercom are sent, then new time of detection record
Whether number reaches the first preset value；
If S140, new number reach the first preset value, the telephone number of input is called.
The method of the present invention can be by realizations such as chips, and the chip of realization is mounted in elevator(lift) machine room, respectively with computer room pair
Say that machine is connected with machine room elevator control mainboard.When elevator passenger starts to press car intercommunication button, intercom for elevator is received
The triggering information of transmission judges that the state of car intercommunication button changes, then enters telephone number Setting pattern, reminds and uses
Family inputs telephone number, and records the number for receiving triggering information.For example, user presses car intercommunication button for the first time, then will
Number is denoted as 1, presses car intercommunication button for the second time, then number is denoted as 2.The appearance form of prompting message can with voice,
It can be light flash etc..
Since telephone number has 0 to 9 totally 10 bit values, and typically no 0 numerical value of button in car, so in order to protect
Card can call any telephone number, need some buttons in car being multiplexed.In one embodiment, step S110
Before, it can also include step：
The door opening key of car or 0 function of number of shutdown button are set；Alternatively, called together out of car the negative floor of button by
Key or more than or equal to a new button is chosen in the button of 10 floors, is arranged 0 function of number of the new button；
The door opening key of car or the removing function of shutdown button are set；Alternatively, called together out of car the negative floor of button by
Key or more than or equal to a new button is chosen in the button of 10 floors, is arranged the removing function of the new button；Wherein digital 0 work(
The button of energy is different buttons from the button for removing function.
Call effect to reach better telephone number, can also as needed by remaining button using it is similar with it is upper
The mode stated is set as other functions, such as volume adjustment and redials etc..
After the function of setting 0 button and removing button, the function can be enabled when telephone number calls.So
In one embodiment, can also include step before step S120 after step S110：
The door opening function of the door opening key of car or the shutdown function of shutdown button are closed, door opening key is opened or closes the door and press
0 function of number of key；Alternatively, closing the normal digital function of the new button, 0 function of number of the new button is opened；
The door opening function of the door opening key of car or the shutdown function of shutdown button are closed, door opening key is opened or closes the door and press
The removing function of key；Alternatively, closing the normal digital function of the new button, the removing function of the new button is opened.
After digital 0 function and removing function are opened, user can be by calling button, door opening key or pass together in car
Door key-press input oneself needs the telephone number dialed.In telephone number input process, the possible input error of elevator passenger
Number, so, can also include step before step S130 after step S120 in one embodiment：
Receiving has the triggering command for the button for removing function, respond the triggering command to the telephone number that has inputted into
Row is deleted, and the prompting message that telephone number re-enters then is generated.
After the completion of telephone number input, elevator passenger needs to press car intercommunication button again, is completed with notice input,
Carry out dial-up connection.It detects and starts dial-up connection when the current number of record reaches the first preset value.For example, first is pre-
If value is 2, for elevator passenger when initially pressing elevator intercom push key, the number of record is 1, then user after the completion of input,
Elevator intercom push key is pressed again, and number is 2 at this time, can carry out dial-up connection.In another example the first preset value is 3, electricity
For terraced passenger when initially pressing elevator intercom push key, the number of record is 1, and then user presses twice in succession after the completion of input
Lower elevator intercommunication button, number is 3 at this time, can carry out dial-up connection.That is the first preset value can voluntarily be set as needed
It sets.
After phone is put through, i.e., establish voice channel between remote phone number.If the original five sides intercommunication system of elevator
System, then five sides can be carried out at the same time distance communicating with long-range 6th side of telephone number at this time.If elevator original tripartite's intercommunication system
System, then tripartite can be carried out at the same time distance communicating with long-range 4th side of telephone number at this time.
After end of conversation, need to hang up the telephone.So in one embodiment, after step S140, can also include
Step：
Receiving house intercom send car intercommunication button triggering information, then detect record new number whether
Reach the second preset value；
If new number reaches the second preset value, stop the call between the telephone number of input；
New number is zeroed, and will have the function of that number 0 or the button of removing function revert to normal mode.
When needing kill-call, elevator passenger presses car intercommunication button, detects the current number of record at this time and is
It is no to reach the second preset value.For example, the second preset value is 3, when user carries out dial-up connection, the number of record is 2, then is needing
When hanging up the telephone, user only needs to click car intercommunication button again.In another example the second preset value be 4, user into
When row dial-up connection, the number of record is 2, then when needing to hang up the telephone, user need continuously double-click again car intercommunication by
Button.That is the second preset value can also be voluntarily arranged as needed.
After remote phone is hung up, in order to not influence the normal use of each button of lift car, need each button
Revert to original pattern.Meanwhile for the ease of calling next time, by the number of current record clear 0.
In addition to above-mentioned way of realization, other functions can also be arranged in the present invention.For example, being consecutively pressed in preset time
The car intercommunication button of preset times, such as twice, then acquiescence is to push elevator monitoring center, completes original five side couple of elevator
The functions such as say.
Based on same inventive concept, the present invention also provides a kind of devices of elevator long distance number call, below in conjunction with the accompanying drawings
The specific implementation mode of apparatus of the present invention is described in detail.
As shown in Fig. 2, a kind of device of elevator long distance number call, including：
First triggering information receiving module 110, the triggering letter for the car intercommunication button that receiving house intercom is sent
Breath generates the prompting message of telephone number input according to the triggering information, and records the number for receiving triggering information；
Telephone number receiving module 120, the electricity sent according to the prompting message for receiving house elevator controlling mainboard
Talk about number；
Second triggering information receiving module 130, the triggering letter for the car intercommunication button that receiving house intercom is sent
Whether breath, the new number for then detecting record reach the first preset value；
Telephone number calling module 140, for when new number reaches the first preset value, to the phone number of input
Code is called.
Apparatus of the present invention are mounted in elevator(lift) machine room, as shown in figure 3, being led respectively with computer room intercom and machine room elevator control
Plate is connected.When elevator passenger starts to press car intercommunication button, the first triggering information receiving module 110 receives elevator intercommunication
The triggering information of machine transmission, judges that the state of elevator intercom push key changes, then enters telephone number Setting pattern, reminds
User inputs telephone number, and records the number for receiving triggering information.The appearance form of prompting message can also be with voice
Light flash etc..
As shown in figure 4, in one embodiment, apparatus of the present invention can also include receiving mould with the first triggering information
The connected digital function setup module 150 of block 110 and removing function setting module 160；
The digital function setup module 150 is used to be arranged the door opening key of car or 0 function of number of shutdown button；Or
Person, chooses a new button in the button from the negative floor key for calling button in car together or more than or equal to 10 floors, described in setting
0 function of number of new button；
The removing function of removing function setting module 160 and be used to be arranged the door opening key or shutdown button of car；Or
Person, chooses a new button in the button from the negative floor key for calling button in car together or more than or equal to 10 floors, described in setting
The removing function of new button；The button of wherein digital 0 function is different buttons from the button for removing function.
Effect is called in order to reach better telephone number, apparatus of the present invention can also include other function setting modules,
Such as it is volume adjustment by the function setting of remaining button and redials etc..
As shown in figure 5, apparatus of the present invention can also include being connected to the first triggering information receiving module 110 and described
Digital function opening module 170 between telephone number receiving module 120 and removing function opening module 180；
The digital function opening module 170 is used to close the door opening function of the door opening key of car or the pass of shutdown button
Door function, opens 0 function of number of door opening key or shutdown button；Alternatively, closing the normal digital function of the new button, open
Open 0 function of number of the new button；
The door opening function of door opening key of the removing function opening module 180 for closing car or the pass of shutdown button
Door function, opens the removing function of door opening key or shutdown button；Alternatively, closing the normal digital function of the new button, open
Open the removing function of the new button.
In telephone number input process, the number of the possible input error of elevator passenger, so, as shown in fig. 6, at one
In embodiment, apparatus of the present invention can also include being connected to the telephone number receiving module 120 to trigger information with described second
Removing module 190 between receiving module 130, the module 190 of removing are used to receive the triggering with the button for removing function
Instruction, responds the triggering command and deletes the telephone number inputted, and what then generation telephone number re-entered carries
Awake information.
As shown in fig. 7, apparatus of the present invention can also include third triggering information receiving module 1100, call stopping modular
1110 and initialization module 1120；Third triggering information receiving module 1100 is connected with the telephone number calling module 140, just
Beginningization module 1120 triggers information receiving module 1100 by converse stopping modular 1110 and third and is connected；
The car intercommunication button that the third triggering information receiving module 1100 is sent for receiving house intercom touches
Whether photos and sending messages, the new number for then detecting record reach the second preset value；
The call stopping modular 1110 is used for when new number reaches the second preset value, stops the electricity with input
Talk about the call between number；
The initialization module 1120 is used to new number being zeroed, and will have the function of number 0 or remove pressing for function
Key reverts to normal mode.
Apparatus of the present invention can also include other function modules etc., for example, receiving preset times in preset time
When the triggering information of car intercommunication button, acquiescence is to push elevator monitoring center, completes the functions such as the original five sides intercommunication of elevator.
The calling of arbitrary remote phone number may be implemented in the present invention；The program or chip that the present invention realizes are mounted on elevator
Computer room need not make any improvement to original lift appliance, save cost；Improve the effect that elevator long distance intercommunication uses
Rate.
Each technical characteristic of embodiment described above can be combined arbitrarily, to keep description succinct, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, it is all considered to be the range of this specification record.
Several embodiments of the invention above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention
Range.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
1. a kind of method of elevator long distance number call, which is characterized in that including step：
The triggering information for the car intercommunication button that receiving house intercom is sent, judges that the state of car intercommunication button becomes
Change, the prompting message of telephone number input is generated according to the triggering information, and record the number for receiving triggering information；
The telephone number that receiving house elevator controlling mainboard is sent according to the prompting message；
Whether the triggering information for the car intercommunication button that receiving house intercom is sent, the new number for then detecting record reach
First preset value；
If new number reaches the first preset value, the telephone number of input is called.
2. the method for elevator long distance number call according to claim 1, which is characterized in that receiving house intercom is sent
Car intercommunication button triggering information, according to it is described triggering information generate telephone number input prompting message before, also wrap
Include step：
The door opening key of car or 0 function of number of shutdown button are set；Alternatively, called together out of car button negative floor key or
More than or equal to a new button is chosen in the button of 10 floors, 0 function of number of the new button is set；
The door opening key of car or the removing function of shutdown button are set；Alternatively, called together out of car button negative floor key or
More than or equal to a new button is chosen in the button of 10 floors, the removing function of the new button is set；Wherein digital 0 function
Button is different buttons from the button for removing function.
3. the method for elevator long distance number call according to claim 2, which is characterized in that given birth to according to the triggering information
After prompting message at telephone number input, phone number that receiving house elevator controlling mainboard is sent according to the prompting message
Further include step before code：
The door opening function of the door opening key of closing car or the shutdown function of shutdown button, unlatching door opening key or shutdown button
Digital 0 function；Alternatively, closing the normal digital function of the new button, 0 function of number of the new button is opened；
The door opening function of the door opening key of closing car or the shutdown function of shutdown button, unlatching door opening key or shutdown button
Remove function；Alternatively, closing the normal digital function of the new button, the removing function of the new button is opened.
4. the method for elevator long distance number call according to claim 3, which is characterized in that receiving house elevator controlling master
After the telephone number that plate is sent according to the prompting message, the triggering letter for the car intercommunication button that receiving house intercom is sent
Then breath detects before whether new number reach the first preset value, further includes step：
Receiving has the triggering command for the button for removing function, responds the triggering command and is deleted to the telephone number inputted
It removes, then generates the prompting message that telephone number re-enters.
5. the method for elevator long distance number call according to claim 3, which is characterized in that the phone number of input
Further include step after code is called：
Whether the triggering information for the car intercommunication button that receiving house intercom is sent, the new number for then detecting record reach
Second preset value；
If new number reaches the second preset value, stop the call between the telephone number of input；
New number is zeroed, and will have the function of that number 0 or the button of removing function revert to normal mode.
6. a kind of device of elevator long distance number call, which is characterized in that including：
First triggering information receiving module judges for the triggering information for the car intercommunication button that receiving house intercom is sent
The state for going out car intercommunication button changes, and generates the prompting message of telephone number input according to the triggering information, and remember
Record receives the number of triggering information；
Telephone number receiving module, the telephone number sent according to the prompting message for receiving house elevator controlling mainboard；
Second triggering information receiving module, for the triggering information for the car intercommunication button that receiving house intercom is sent, then
Whether the new number of detection record reaches the first preset value；
Telephone number calling module, for when new number reaches the first preset value, being carried out to the telephone number of input
Calling.
7. the device of elevator long distance number call according to claim 6, which is characterized in that further include being touched with described first
The connected digital function setup module of photos and sending messages receiving module and removing function setting module；
The digital function setup module is used to be arranged the door opening key of car or 0 function of number of shutdown button；Alternatively, from sedan-chair
It calls the negative floor key of button in compartment together or more than or equal to a new button is chosen in the button of 10 floors, the new button is set
Digital 0 function；
The removing function of removing function setting module and be used to be arranged the door opening key or shutdown button of car；Alternatively, from sedan-chair
It calls the negative floor key of button in compartment together or more than or equal to a new button is chosen in the button of 10 floors, the new button is set
Remove function；The button of wherein digital 0 function is different buttons from the button for removing function.
8. the device of elevator long distance number call according to claim 7, which is characterized in that further include being connected to described
Digital function opening module and removing function between one triggering information receiving module and the telephone number receiving module are opened
Module；
The digital function opening module is used to close the door opening function of the door opening key of car or the shutdown function of shutdown button,
Open 0 function of number of door opening key or shutdown button；Alternatively, the normal digital function of the new button is closed, described in unlatching
0 function of number of new button；
The removing function opening module is used to close the door opening function of the door opening key of car or the shutdown function of shutdown button,
Open the removing function of door opening key or shutdown button；Alternatively, closing the normal digital function of the new button, open described new
The removing function of button.
9. the device of elevator long distance number call according to claim 8, which is characterized in that further include being connected to the electricity
The removing module between number reception module and the second triggering information receiving module is talked about, the removing module has for receiving
The triggering command for having the button for removing function, responds the triggering command and deletes the telephone number inputted, then give birth to
The prompting message re-entered at telephone number.
10. the device of elevator long distance number call according to claim 8, which is characterized in that further include third triggering letter
Cease receiving module, call stopping modular and initialization module；Third triggers information receiving module and calls mould with the telephone number
Block is connected, and initialization module triggers information receiving module by converse stopping modular and third and is connected；
The triggering information for the car intercommunication button that the third triggering information receiving module is sent for receiving house intercom, so
Whether the new number for detecting record afterwards reaches the second preset value；
The call stopping modular be used for when new number reaches the second preset value, stop with input the telephone number it
Between call；
The initialization module is used to new number being zeroed, and will have the function of that number 0 or the button of removing function revert to
Normal mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510430101.7A CN105072510B (en) | 2015-07-21 | 2015-07-21 | The method and device of elevator long distance number call |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510430101.7A CN105072510B (en) | 2015-07-21 | 2015-07-21 | The method and device of elevator long distance number call |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105072510A CN105072510A (en) | 2015-11-18 |
| CN105072510B true CN105072510B (en) | 2018-11-06 |
Family
ID=54501770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510430101.7A Active CN105072510B (en) | 2015-07-21 | 2015-07-21 | The method and device of elevator long distance number call |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105072510B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110329858A (en) * | 2019-08-02 | 2019-10-15 | 通力电梯有限公司 | The talkback unit of lift car, the operation panel of lift car and elevator |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101610963A (en) * | 2007-02-22 | 2009-12-23 | 奥蒂斯电梯公司 | The multifunction call buttons that is used for elevator device |
| CN202687679U (en) * | 2012-06-19 | 2013-01-23 | 曼隆电梯有限公司 | Intelligent elevator car operation panel control system |
| CN204138071U (en) * | 2014-08-27 | 2015-02-04 | 东营市宏安电梯有限责任公司 | Detect elevator faults and transmit the elevator GSM five side intercom system of data by GPRS |
-
2015
- 2015-07-21 CN CN201510430101.7A patent/CN105072510B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101610963A (en) * | 2007-02-22 | 2009-12-23 | 奥蒂斯电梯公司 | The multifunction call buttons that is used for elevator device |
| CN202687679U (en) * | 2012-06-19 | 2013-01-23 | 曼隆电梯有限公司 | Intelligent elevator car operation panel control system |
| CN204138071U (en) * | 2014-08-27 | 2015-02-04 | 东营市宏安电梯有限责任公司 | Detect elevator faults and transmit the elevator GSM five side intercom system of data by GPRS |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105072510A (en) | 2015-11-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104380254A (en) | A method and a terminal for quick start of an application service | |
| CN104581665B (en) | A kind of method and device of call transfer | |
| CN104243684B (en) | The method of wireless telecommunications and electronic installation | |
| CN109597314A (en) | It is linked based on intelligent door lock and calls method and system, the smart home system of elevator | |
| CN101917529A (en) | Remote intelligent telephone controller based on internet of things in homes | |
| CN103945340A (en) | Bluetooth ptt talkback system | |
| CN103957312A (en) | Device and method for operating device through earphone | |
| CN203825684U (en) | Wireless intelligent building talkback gangway machine | |
| CN101817467B (en) | Elevator calling method and device | |
| CN105072510B (en) | The method and device of elevator long distance number call | |
| CN102547638A (en) | Emergency call processing method, device and mobile communication terminal | |
| CN101340603A (en) | Building inter-communicating system established by public telephone network | |
| CN202503580U (en) | Multifunctional communication device | |
| CN206226625U (en) | Intelligent building talkback control system | |
| CN211352225U (en) | On-duty dispatching desk | |
| CN102547509A (en) | Method, apparatus and device for controlling bluetooth headset keyboard | |
| CN108513021A (en) | A kind of elevator private communication method | |
| CN103686460A (en) | Talkback extension set with wireless router function | |
| CN201708893U (en) | IP network interphone with remote door access control function | |
| CN206181284U (en) | And wireless talkback building gate machine system that principal and subordinate's frame is constructed | |
| CN202609718U (en) | Car operation panel provided with integrated telephone | |
| CN106817488A (en) | The response method and device of answering earphone key-press event | |
| CN204496586U (en) | A kind of multi-functional building conversational system | |
| CN103648187A (en) | Internet of things family terminal | |
| CN207559985U (en) | More PTT intercoms |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: Nanxiang three road, Science City high tech Industrial Development Zone, Guangzhou city of Guangdong Province, No. 2 510660 Applicant after: Hitachi building technologies (Guangzhou) Co. Ltd. Address before: Nanxiang Road three Guangzhou Science City 510660 high tech Industrial Development Zone, Guangdong city of Guangzhou province No. 2 Applicant before: Guangzhou Ropente Science and Technology Development Co., Ltd. |
|
| CB02 | Change of applicant information | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |