CN106597969A - Guest detection device and method for hotel guest room - Google Patents
Guest detection device and method for hotel guest room Download PDFInfo
- Publication number
- CN106597969A CN106597969A CN201611232475.9A CN201611232475A CN106597969A CN 106597969 A CN106597969 A CN 106597969A CN 201611232475 A CN201611232475 A CN 201611232475A CN 106597969 A CN106597969 A CN 106597969A
- Authority
- CN
- China
- Prior art keywords
- guest
- room
- detection
- module
- door
- 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
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/048—Monitoring; Safety
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V11/00—Prospecting or detecting by methods combining techniques covered by two or more of main groups G01V1/00 - G01V9/00
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/105—Controlling the light source in response to determined parameters
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geophysics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Alarm Systems (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The invention discloses a guest detection device and method for a hotel guest room. The device comprises a first detection module, a second detection module, a hotel room controller and a prompting module, wherein the first detection module is connected with the hotel room controller and is used for detecting room door motion and outputting the first detection information to the hotel room controller, the hotel room controller is connected with the second detection module and is used for determining whether to start the second detection module according to the first detection information, detecting a hotel room after the second detection module starts and outputting the second detection information to the hotel room controller, and the prompting module is connected with the hotel room controller and is used for determining whether the hotel room has guests according to the second detection information and starting the prompting module to carry out corresponding prompt. The device is advantaged in that whether the hotel room has the guests can be detected so as to close corresponding room equipment, so electric resource waste is reduced, and hotel cost is further reduced.
Description
Technical field
The present invention relates to a kind of hotel management technical field, more particularly, in a kind of hotel guest room with the presence or absence of client's
Detection means and method.
Background technology
Traditional guest room control system normally only arranges plug-in card power taking panel at entry of registering one's residence, logical when guest enters guest room
Cross and badge is inserted into the existing guest room power taking of power taking cause for gossip, now guest room control system judges guest room for someone's state, when guest leaves
During room, when client extracts badge, guest room control system is detected and pulls out card information, now judges that guest room is unmanned state, room
Between power-off after control system time delay for a period of time, and the method for each system equipment in this kind of time delay opening/closing room, fault rate is high.
When forgetting to extract badge when client gos out, guest room control system judges always room someone, and continued power, causes resource
Waste.
How to carrying out Intelligent Measurement with the presence or absence of people in room, the waste of resource is reduced, be the problem of urgent need to resolve.
The content of the invention
It is an object of the invention to overcome the defect of prior art, there is provided whether there is in a kind of hotel client detection means and
Method, to detecting with the presence or absence of client in room, and then can close the corresponding equipment in room, reduce the waste of resource.
For achieving the above object, the present invention proposes following technical scheme：There is nobody detection means in a kind of hotel guest room,
Including first detection module, the second detection module, guest-room controller, and reminding module；
The first detection module is connected with guest-room controller, and the first detection module is used to detect door action,
The first detection information is exported to guest-room controller；
The guest-room controller is connected with the second detection module, and the guest-room controller judges according to the first detection information
Whether second detection module is opened, second detection module is detected after opening to room, the second detection information of output is extremely
Guest-room controller；
The reminding module is connected with guest-room controller, and the guest-room controller is judged according to the second detection information
With the presence or absence of client, and start reminding module and pointed out accordingly.
Preferably, the first detection module includes the door sensor at the door, the door sensor include wireless transmitter and
Magnet, in the embedded door leaf of the Magnet, the wireless transmitter is partially installed in doorframe, and is connected with guest-room controller.
Preferably, the one kind of second detection module in Infrared Detectorss, radar detedtor.
Preferably, the reminding module includes the display lamp outside the guest room, and display lamp is bright during the someone of guest room, nobody when
Display lamp extinguishes.
Preferably, the relay output module being connected with guest-room controller, lighting control module, and many matchmakers are also included
Body control module, the relay output module is used to control air-conditioning equipment, and the lighting control module sets for controlling light
Standby, the multimedia control module is used to control multimedia equipment.
There is nobody detection method in a kind of hotel guest room, comprise the steps：Step 1, first detection module detection room
Whether door is opened, if opening, guest-room controller opens the second detection module；
Step 2, second detection module detects that the second detection information of output is to guest-room controller to room；
Step 3, the guest-room controller carries out judging whether client according to the second detection information, if there is client to deposit
, then start reminding module, otherwise, 2～step 3 of execution step.
Preferably, the first detection module includes the door sensor at the door, the door sensor include wireless transmitter and
Magnet, in the embedded door leaf of the Magnet, the wireless transmitter is partially installed in doorframe, and is connected with guest-room controller.
Preferably, the one kind of second detection module in Infrared Detectorss, radar detedtor.
Preferably, the reminding module includes the display lamp outside the guest room, and display lamp is bright during the someone of guest room, nobody when
Display lamp extinguishes.
The invention has the beneficial effects as follows：
The detection means and method of client are whether there is in hotel guest room of the present invention, can be to whether there is visitor in room
Family is detected, and then closes the corresponding equipment in room, reduces the waste of electric power resource, further reduces the cost in hotel.
Description of the drawings
Fig. 1 is the apparatus structure block diagram representation of the present invention；
Fig. 2 is method of the present invention flow chart schematic diagram.
Specific embodiment
Below in conjunction with the accompanying drawing of the present invention, clear, complete description is carried out to the technical scheme of the embodiment of the present invention.
There are nobody detection means and method in a kind of disclosed hotel guest room, whether can detect in room
Client is present, if there is no client in room, performs corresponding operation, such as closes the room devices that client opens, can
Effective save resources.
As shown in figure 1, have nobody detection means in a kind of disclosed hotel guest room, including the first detection mould
Block, the second detection module, guest-room controller, and reminding module；
The first detection module is connected with guest-room controller, and the first detection module is used to detect door action,
The first detection information is exported into guest-room controller；
The guest-room controller is connected with the second detection module, and the guest-room controller is according to first detection information
The second detection module whether is opened, to detecting in room after the second detection module unlatching, the second detection information is exported
Into the second detection module；
The reminding module is connected with guest-room controller, and the guest-room controller is judged according to the second detection information
Whether there is client in room, and start reminding module and pointed out accordingly.
Specifically, the first detection module includes the door sensor at door, for detecting whether door is opened, institute
Door sensor is stated including wireless transmitter and Magnet, in the embedded door leaf of the Magnet, the wireless transmitter is partially installed in doorframe
And be connected with guest-room controller, into guest-room controller, guest-room controller is according to the first detection letter for the first detection information of input
Breath performs corresponding operation, in the present embodiment, open type tongue tube is provided with the wireless transmitter, when door is closed, magnetic
Stone contacts with tongue tube, and door sensor exports close point signal into guest-room controller, and when door is opened, Magnetitum and tongue tube phase are divided
From door sensor output prescribes signal into guest-room controller.
The guest-room controller is connected in room with the second detection module, and the guest-room controller is according to reception
To the first detection information come judge whether open the second detection module, specifically, when guest-room controller receive door sensor output
During close point signal, represent that door is not opened, do not have client to enter in room, then do not start the second detection module, work as guestroom control
Device receives when prescribing signal of door sensor output, represents that door is opened, then start the second detection module, and the second detection module starts
Work, by this kind of mode the second detection module is opened, being capable of effective save resources, it is to avoid the second detection module work always
Make, cause the waste of resource, and the damage of the second detection module.
Second detection module open after to detecting in room, the second detection information of output into guest-room controller, the
Two detection modules are determined whether in guest room with the presence or absence of client, specifically, second detection module selected from Infrared Detectorss,
One kind in radar detedtor, it is of course also possible to be applied in combination, in the present embodiment, the second detection module can be according to not having sexual intercourse
Type structure carries out Reasonable Arrangement, and because radar detedtor has the characteristic of general barrier can be penetrated, therefore can have glass
Radar detedtor can be laid in the bathroom of cut-off, when radar detedtor detects someone to be moved, output close point signal is to visitor
In room controller, when detection is unmanned mobile, output prescribes signal into guest-room controller, and guest-room controller is according to the second detection letter
Breath judges whether people, controls being turned on and off for reminding module.When the second detection information that guest-room controller is detected is
During close point signal, then start reminding module and pointed out accordingly；When the second detection information that guest-room controller is detected is to open
During point signal, then reminding module is closed；
The reminding module includes the display lamp outside guest room, for indicating in guest room with the presence or absence of client, works as room
Interior display lamp in reminding module is bright when there is client, and when there is no client, display lamp extinguishes.
Further, specifically, the relay output module is connected with room accommodation (such as air-conditioning), and and guest room
Controller is connected, realization communicate with guest-room controller, when guest-room controller judge room in without client in the presence of, control after
Electrical equipment output module, is further turned off room accommodation processed, it is to avoid cause the wasting of resources；Likewise, the lighting control module with
Light units in room is connected, for controlling the open and close of light units, and lamp dimmer module and guest room
Controller is connected, and realization is communicated with guest-room controller, in the presence of in guest-room controller judgement room without client, controls lamp
Photocontrol module, is further turned off the light units in guest room；Multimedia equipment in the multimedia controller module and room
(such as TV, audio amplifier) is connected, and for controlling the open and close of multimedia equipment, and multimedia control module is controlled with guest room
Device processed is connected, and realization is communicated with guest-room controller, in the presence of in guest-room controller judgement room without client, controls many matchmakers
Body control module, is further turned off the multimedia equipment in guest room.
The lighting control module includes the first dimming interface module for communicating and the second dimming interface module, described the
One dimming interface module is connected with the LED lamp module in guest room, for adjusting LED lamplight, it is preferable that the LED
Module is provided with 32 LED light interfaces, can external 32 LED lights, the first dimming interface module can export
The voltage of 1V～10V, to control 32 LED lights, certainly, the first dimming interface module can with control curtain
The motor of automatic lifting is connected, to the automatic lifting for controlling curtain；The second dimming interface module sets with other illuminations
Standby to be connected, for adjusting the light of other luminaires, described other luminaires include corridor lamp, bathroom light, wall lamp, the head of a bed
Lamp, desk lamp etc..
As shown in Fig. 2 there is nobody monitoring method in a kind of hotel guest room, comprise the steps：
Whether step 1, first detection module detection door is opened, if opening, guest-room controller opens second and detects mould
Block；
Step 2, second detection module detects that the second detection information of output is to guest-room controller to room；
Step 3, the guest-room controller carries out judging whether client according to the second detection information, if there is client to deposit
, then start reminding module, otherwise, 2～step 3 of execution step.
Specifically, the first detection module includes the door sensor at door, for detecting whether door is opened, institute
Door sensor is stated including wireless transmitter and Magnet, in the present embodiment, open type tongue tube is provided with the wireless transmitter, work as door
During closing, Magnetitum contacts with tongue tube, door sensor export close point signal into guest-room controller, when door is opened, Magnetitum and
Tongue tube is separated, and door sensor output prescribes signal into guest-room controller.When guest-room controller receives the close point letter of door sensor output
Number when, represent door do not open, do not have client enter room in, then do not start the second detection module, when guest-room controller receive
To door sensor output when prescribing signal, represent that door is opened, client is entered in room, then start the second detection module, the second detection
Module is started working, and by this kind of mode the second detection module is opened, being capable of effective save resources, it is to avoid the second detection module
Work always, cause the waste of resource, and the damage of the second detection module.
The one kind of second detection module in Infrared Detectorss, radar detedtor, is closed according to room house type
The configuration of reason, general can lay radar detedtor in the bathroom for have glass partition, when radar detedtor detects someone
When mobile, into guest-room controller, when detection is unmanned mobile, output prescribes signal into guest-room controller to output close point signal；
Infrared Detectorss are operated in the same manner.Guest-room controller judges whether people according to the second detection information, and control is carried
Show being turned on and off for module.When the second detection information that guest-room controller is detected is close point signal, then start prompting mould
Block is pointed out accordingly；When the second detection information that guest-room controller is detected is to prescribe signal, then reminding module is closed.
The reminding module includes the display lamp outside guest room, for indicating in guest room with the presence or absence of client, works as room
Interior display lamp in reminding module is bright when there is client, and when there is no client, display lamp extinguishes.The reminding module is also
Including door LED display, the door LED display is used to show door number.When client need not bother, can pass through
APP on cell-phone customer terminal and guest-room controller obtain communication, and then control the door LED display information that shows that Do not disturb.
The detection means of client is whether there is in the hotel also includes relay output module, lighting control module, Yi Jiduo
Media management module, the relay output module for controlling the equipment such as the air-conditioning in room, use by the lighting control module
Light units in control room, the multi-media control devices are used to control the equipment such as TV, audio amplifier in room.When with
When family is gone out, guest-room controller is judged as unmanned state in room, then by relay according to the second detection information for receiving
Output module controls the closing of air-conditioning, the closing of light units is controlled by lighting control module, by multimedia control module
The closing of control TV, audio amplifier etc., reduces the waste of resource.
The detection means and method of client are whether there is in hotel guest room of the present invention, can be to whether there is visitor in room
Family is detected, and then closes the corresponding equipment in room, reduces the waste of electric power resource, further reduces the cost in hotel.
The technology contents and technical characteristic of the present invention have revealed that as above, but those of ordinary skill in the art still may base
Make a variety of replacements and modification without departing substantially from spirit of the present invention in teachings of the present invention and announcement, therefore, the scope of the present invention
The content that should be not limited to disclosed in embodiment, and various replacements and modification without departing substantially from the present invention should be included, and for this patent Shen
Please claim covered.
Claims (9)
1. nobody detection means is had in a kind of hotel guest room, it is characterised in that including first detection module, the second detection mould
Block, guest-room controller, and reminding module；
The first detection module is connected with guest-room controller, and the first detection module is used to detect door action, exports
First detection information is to guest-room controller；
The guest-room controller is connected with the second detection module, and the guest-room controller judges whether according to the first detection information
The second detection module is opened, second detection module is detected after opening to room, the second detection information of output is to guest room
Controller；
The reminding module is connected with guest-room controller, and the guest-room controller is judged whether according to the second detection information
There is client, and start reminding module and pointed out accordingly.
2. nobody detection means is had in hotel guest room according to claim 1, it is characterised in that the first detection mould
Block includes the door sensor at door, and the door sensor includes wireless transmitter and Magnet, in the embedded door leaf of the Magnet, the nothing
Line transmitter portion is arranged in doorframe, and is connected with guest-room controller.
3. nobody detection means is had in hotel guest room according to claim 1, it is characterised in that the second detection mould
The one kind of block in Infrared Detectorss, radar detedtor.
4. nobody detection means is had in hotel guest room according to claim 1, it is characterised in that the reminding module bag
Include the display lamp outside guest room, display lamp is bright during the someone of guest room, nobody when display lamp extinguish.
5. nobody detection means is had in hotel guest room according to claim 1, it is characterised in that also include being controlled with guest room
The relay output module that device processed is connected, lighting control module, and multimedia control module, the relay output module
For controlling air-conditioning equipment, the lighting control module is used to control light units, and the multimedia control module is used to control
Multimedia equipment.
6. the detection method of nobody detection means is had in a kind of hotel guest room based on claim 1, it is characterised in that included
Following steps：
Whether step 1, first detection module detection door is opened, if opening, guest-room controller opens the second detection module；
Step 2, second detection module detects that the second detection information of output is to guest-room controller to room；
Step 3, the guest-room controller carries out judging whether client according to the second detection information, if with the presence of client,
Start reminding module, otherwise, 2～step 3 of execution step.
7. method according to claim 5, it is characterised in that the first detection module includes the door at door
Magnetic, the door sensor includes wireless transmitter and Magnet, and in the embedded door leaf of the Magnet, the wireless transmitter is partially installed on door
In frame, and it is connected with guest-room controller.
8. method according to claim 5, it is characterised in that second detection module is selected from Infrared Detectorss, radar
One kind in detector.
9. method according to claim 5, it is characterised in that the reminding module includes the instruction outside guest room
Lamp, display lamp is bright during the someone of guest room, nobody when display lamp extinguish.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611232475.9A CN106597969B (en) | 2016-12-28 | 2016-12-28 | Whether there is or not the detection device of client and methods in hotel guest room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611232475.9A CN106597969B (en) | 2016-12-28 | 2016-12-28 | Whether there is or not the detection device of client and methods in hotel guest room |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106597969A true CN106597969A (en) | 2017-04-26 |
| CN106597969B CN106597969B (en) | 2019-02-15 |
Family
ID=58604713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611232475.9A Active CN106597969B (en) | 2016-12-28 | 2016-12-28 | Whether there is or not the detection device of client and methods in hotel guest room |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106597969B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108470132A (en) * | 2018-04-08 | 2018-08-31 | 张量 | A kind of reminding method and electronic display unit |
| CN109581536A (en) * | 2018-12-06 | 2019-04-05 | 成都城市空间共享房地产经纪有限公司 | Power-supply management system and method for managing power supply |
| CN110989031A (en) * | 2019-10-18 | 2020-04-10 | 深圳绿米联创科技有限公司 | Human body detection method, device, system, electronic equipment and storage medium |
| CN113031539A (en) * | 2020-12-15 | 2021-06-25 | 肯特智能技术（深圳）股份有限公司 | Guest room card-free electricity taking method and system based on human body existence detection |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050095984A1 (en) * | 2001-08-31 | 2005-05-05 | Buckingham Duane W. | Wireless switch |
| CN1936969A (en) * | 2006-08-18 | 2007-03-28 | 浙江工业大学 | Hotel guest-room on-line management system based on infrared ray detection |
| CN201563110U (en) * | 2009-10-23 | 2010-08-25 | 李凡兴 | Switching device of automatically powering on and off for room |
| CN101887249A (en) * | 2009-05-15 | 2010-11-17 | 李凡兴 | Room state monitoring and management system |
| CN104216371A (en) * | 2014-09-01 | 2014-12-17 | 深圳市同创新佳科技有限公司 | Energy-saving hotel room management method and system |
-
2016
- 2016-12-28 CN CN201611232475.9A patent/CN106597969B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050095984A1 (en) * | 2001-08-31 | 2005-05-05 | Buckingham Duane W. | Wireless switch |
| CN1936969A (en) * | 2006-08-18 | 2007-03-28 | 浙江工业大学 | Hotel guest-room on-line management system based on infrared ray detection |
| CN101887249A (en) * | 2009-05-15 | 2010-11-17 | 李凡兴 | Room state monitoring and management system |
| CN201563110U (en) * | 2009-10-23 | 2010-08-25 | 李凡兴 | Switching device of automatically powering on and off for room |
| CN104216371A (en) * | 2014-09-01 | 2014-12-17 | 深圳市同创新佳科技有限公司 | Energy-saving hotel room management method and system |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108470132A (en) * | 2018-04-08 | 2018-08-31 | 张量 | A kind of reminding method and electronic display unit |
| CN109581536A (en) * | 2018-12-06 | 2019-04-05 | 成都城市空间共享房地产经纪有限公司 | Power-supply management system and method for managing power supply |
| CN109581536B (en) * | 2018-12-06 | 2024-05-07 | 江苏鑫长隆机电有限公司 | Power management system and power management method |
| CN110989031A (en) * | 2019-10-18 | 2020-04-10 | 深圳绿米联创科技有限公司 | Human body detection method, device, system, electronic equipment and storage medium |
| CN113031539A (en) * | 2020-12-15 | 2021-06-25 | 肯特智能技术（深圳）股份有限公司 | Guest room card-free electricity taking method and system based on human body existence detection |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106597969B (en) | 2019-02-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106597969A (en) | Guest detection device and method for hotel guest room | |
| CN108351623B (en) | System for controlling living space features | |
| CN106707993A (en) | Intelligent lighting and multimedia integration guest room control system | |
| US9892577B2 (en) | LED lighting device, LED lighting system, and method for controlling thereof | |
| US9946230B2 (en) | Automated load control system and method | |
| US9642213B2 (en) | Lighting device operating at different power levels | |
| CN102937361A (en) | Automatic induction lighting system for refrigerator or wine cabinet and control method thereof | |
| JP6845854B2 (en) | System for controlling living space functions | |
| KR200327478Y1 (en) | Apparatus for controlling a light using remote controller | |
| CN105253756A (en) | Method and system for controlling door closing of elevator | |
| CN105142288B (en) | The intelligent management system and method for a kind of classroom illumination | |
| CN105423251B (en) | It is a kind of can automatic illuminating Intelligent lamp | |
| CN204832808U (en) | Intelligent household control system | |
| CN105137832A (en) | Intelligent energy-saving control system for guest room of hotel | |
| EP2498153A2 (en) | Home occupancy detection switches | |
| US11079421B2 (en) | Self-test procedure for a control device | |
| CN105530743A (en) | Lighting control method for smart home | |
| CN105657938A (en) | Lamp control system of smart home | |
| CN202885427U (en) | Auto-induction illuminating system for refrigerator or wine cabinet | |
| CN105249788B (en) | A kind of blind system closed up automatically | |
| WO2018006234A1 (en) | Intelligent home lighting system, and control method thereof | |
| CN110436319B (en) | Circuit based on wireless linkage elevator of machine for punching card opens door | |
| CN204316842U (en) | Development of intelligent laboratory lamp light control system | |
| CN202257016U (en) | Screen controller for projector | |
| CN103309285A (en) | Intelligent and energy-saving remote control system for office |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |