CN112596626A - Mobile intelligent screen and lamplight interaction system - Google Patents
Mobile intelligent screen and lamplight interaction system Download PDFInfo
- Publication number
- CN112596626A CN112596626A CN202011231948.XA CN202011231948A CN112596626A CN 112596626 A CN112596626 A CN 112596626A CN 202011231948 A CN202011231948 A CN 202011231948A CN 112596626 A CN112596626 A CN 112596626A
- Authority
- CN
- China
- Prior art keywords
- screen
- stand
- display
- casing
- exhibition
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000003993 interaction Effects 0.000 title claims abstract description 25
- 239000011521 glass Substances 0.000 claims abstract description 22
- 230000002452 interceptive effect Effects 0.000 claims abstract description 6
- 238000004891 communication Methods 0.000 claims abstract description 5
- 230000008054 signal transmission Effects 0.000 claims abstract description 4
- 238000007667 floating Methods 0.000 claims description 13
- 230000000694 effects Effects 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 3
- 238000004364 calculation method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 238000006748 scratching Methods 0.000 description 2
- 230000002393 scratching effect Effects 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 241000700605 Viruses Species 0.000 description 1
- 238000013528 artificial neural network Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000877 morphologic effect Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0412—Digitisers structurally integrated in a display
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/017—Gesture based interaction, e.g. based on a set of recognized hand gestures
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/042—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means
- G06F3/0425—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means using a single imaging device like a video camera for tracking the absolute position of a single or a plurality of objects with respect to an imaged reference surface, e.g. video camera imaging a display or a projection screen, a table or a wall surface, on which a computer generated image is displayed or projected
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B25/00—Models for purposes not provided for in G09B23/00, e.g. full-sized devices for demonstration purposes
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F27/00—Combined visual and audible advertising or displaying, e.g. for public address
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Business, Economics & Management (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- Multimedia (AREA)
- Freezers Or Refrigerated Showcases (AREA)
Abstract
The invention discloses a mobile intelligent screen and a light interaction system, wherein various models and lamp belts of the system are arranged on a display stand, and an intelligent display screen is arranged in the center of the display stand; the casing top surface is located to the glass board that floats empty touch actuating mechanism, and the casing front end is located to the infrared recognition inductor, and the slope of display inner screen is located in the casing and is 45 degrees contained angles with the glass board, and the display frame that shows the inner screen forms the virtual image in the casing top through the glass board refraction, and the casing is located display inner screen and infrared recognition inductor are connected to the customer end to the stand front end, the client, and click and the gesture signal transmission who moves the virtual image to the customer end, the customer end is connected with the server communication, and the server starts to set up corresponding model type, the luminous and the corresponding model picture that control intelligent display screen display gesture signal started in the stand according to the gesture signal. The system has various interactive forms, so that the audience can participate in exhibition item interaction while watching exhibition, and the system does not need to contact real objects, thereby improving the safety of exhibition interaction.
Description
Technical Field
The invention relates to the technical field of exhibition items, in particular to a mobile intelligent screen and a light interaction system.
Background
With the development of touch video projection technology, the contents of exhibition items of exhibition halls and the like are extremely rich, and multimedia interactive exhibition items combined with images, sounds, animations and the like become popular. However, the traditional exhibition mainly involves passive reception in the aspects of vision, hearing, touch and the like of audiences, has single content and lacks interactivity of the exhibition.
Generally, the exhibition staff of the exhibition hall is dense, the starting device of the common exhibition item is used as a component with high frequency contact, bacteria and viruses are easy to remain on the starting device, and the risk of infection exists when visitors touch the starting device of the exhibition item by hands.
Disclosure of Invention
The invention aims to solve the technical problem of providing a mobile intelligent screen and a light interaction system, wherein the system integrates a floating touch technology, light, a sand table model and a rotary intelligent screen into a whole, has various interaction forms, enables audiences to participate in exhibition item interaction while exhibiting, does not need to contact a real object, and improves the safety of exhibition interaction.
In order to solve the technical problem, the mobile intelligent screen and light interaction system comprises a display stand, an intelligent display screen, a lamp strip, a plurality of movable placing models, a floating touch starting mechanism, a client and a server, wherein the plurality of movable placing models are respectively arranged on the display stand, the lamp strip is arranged on the display stand and is positioned among the plurality of movable placing models, the intelligent display screen is arranged in the center of the display stand, the floating touch starting mechanism comprises a shell, an infrared identification sensor, a display inner screen and a glass plate, the glass plate is arranged on the top surface of the shell, the infrared identification sensor is arranged at the front end of the shell, the display inner screen is obliquely arranged in the shell and forms a 45-degree included angle with the glass plate, a display picture of the display inner screen is refracted by the glass plate to form a virtual image above the shell, and the shell is arranged at the front end of the display stand, the client side display output end is connected with the display inner screen, the infrared recognition sensor is electrically connected with the client side and transmits gesture signals of clicking and scratching virtual images to the client side, the client side is in communication connection with the server, and the server starts and sets up the corresponding model type of the exhibition stand, controls the lamp strip to emit light and controls the intelligent display screen to display the corresponding model picture started by the gesture signals according to the gesture signals.
Further, this system still includes rotatory supporting mechanism, rotatory supporting mechanism includes support column, support arm, first joint motor, second joint motor and third joint motor, the support column is articulated with the support arm, and the support column bottom is located exhibition platform central authorities, the support arm front end is connected the intelligent display screen back, first joint motor is located support column bottom and drive support column are rotatory, second joint motor is located the hinged end of support column and support arm and drive support arm along the pin joint luffing motion, third joint motor is located the support arm front end drives the intelligent display screen horizontal hunting, server control rotatory supporting mechanism drives the rotation of intelligent display screen, luffing motion and/or horizontal hunting.
Furthermore, this system still includes the stereo set, the stereo set is located the stand top, server control the audio that stereo set broadcast and present show model type match.
Furthermore, the movable placing models are transparent glass models.
The mobile intelligent screen and the light interaction system adopt the technical scheme that a plurality of movable placing models of the system are respectively arranged on the exhibition stand, the lamp strip is arranged on the exhibition stand and positioned among the plurality of movable placing models, and the intelligent display screen is arranged in the center of the exhibition stand; floating touch actuating mechanism includes casing, infrared identification inductor, shows interior screen and glass board, and housing face is located to the glass board, and the casing front end is located to infrared identification inductor, shows that the slope of interior screen locates in the casing and be 45 degrees contained angles with the glass board, and the display frame that shows the interior screen forms the virtual image in the casing top through the glass board refraction, and the casing is located the exhibition stand front end, client display output end connect and show the interior screen, infrared identification inductor are connected with the client electricity and will click and scratch the gesture signal transmission of virtual image to the client, and the client is connected with the server communication, and the server sets up corresponding model type, the luminous and the corresponding model frame that control intelligent display screen shows the gesture signal start-up in the corresponding model type of exhibition stand, control lamp area according to gesture signal start-up. The system integrates the floating touch technology, the light, the sand table model and the rotary intelligent screen, has various interaction forms, enables audiences to participate in exhibition item interaction while observing exhibition, does not need to contact with a real object, and improves the safety of exhibition interaction.
Drawings
The invention is described in further detail below with reference to the following figures and embodiments:
FIG. 1 is a schematic diagram of a mobile smart screen and a light interaction system according to the present invention;
FIG. 2 is a schematic diagram of a floating touch actuation mechanism in the present system;
fig. 3 is a schematic view of the rotation support mechanism in the present system.
Detailed Description
For example, as shown in fig. 1 and fig. 2, the mobile intelligent screen and light interaction system of the present invention includes a display stand 1, an intelligent display screen 2, a light strip 3, a plurality of movable placement models 4, wherein the plurality of movable placement models 4 are respectively disposed on the display stand 1, the light strip 3 is disposed on the display stand 1 and is located between the plurality of movable placement models 4, the intelligent display screen 2 is disposed in the center of the display stand 1, the system further includes a floating touch starting mechanism 5, a client 6 and a server 7, the floating touch starting mechanism 5 includes a housing 51, an infrared recognition sensor 52, a display inner screen 53 and a glass plate 54, the glass plate 54 is disposed on the top surface of the housing 51, the infrared recognition sensor 52 is disposed at the front end of the housing 51, the display inner screen 53 is obliquely disposed in the housing 51 and forms an angle of 45 degrees with the glass plate 54, a display picture of the display inner screen 53 is refracted by the glass plate 54 to form a virtual image 55 above the housing 51, casing 51 is located stand 1 front end, 6 display output of customer end connects show interior screen 53, infrared identification inductor 52 with 6 electricity of customer end are connected and will click and move virtual image 55's gesture signal transmission extremely customer end 6, customer end 6 is connected with server 7 communication, server 7 according to gesture signal start set up in the corresponding model type of stand 1, control lamp area 3 are luminous and control intelligent display screen 2 shows the corresponding model picture that gesture signal started.
Preferably, the system further comprises a rotary support mechanism 8, wherein the rotary support mechanism 8 comprises a support column 81, a support arm 82, a first joint motor 83, a second joint motor 84 and a third joint motor 85, the support column 81 is hinged with the support arm 82, the bottom end of the supporting column 81 is arranged at the center of the exhibition stand 1, the front end of the supporting arm 82 is connected with the back of the intelligent display screen 2, the first joint motor 83 is arranged at the bottom end of the supporting column 81 and drives the supporting column 81 to rotate, the second joint motor 84 is arranged at the hinged end of the supporting column 81 and the supporting arm 82 and drives the supporting arm 82 to swing up and down along the hinged point, the third joint motor 85 is arranged at the front end of the supporting arm 82 and drives the intelligent display screen 2 to swing left and right, the server 7 controls the rotary supporting mechanism 8 to drive the intelligent display screen 2 to rotate, swing up and down and/or swing left and right.
Preferably, this system still includes stereo set 9, stereo set 9 is located stand 1 top, server 7 control the sound effect that stereo set 9 broadcast and present show model type matching.
Preferably, the movable placing models 4 are transparent glass models.
The exhibition stand in the system can be a circular exhibition stand or other triangular and rectangular large-area exhibition stands.
The system starts corresponding model display types through the floating touch starting mechanism, plays corresponding pictures through the rotationally-moving intelligent display screen, and presents model display effects of various interaction forms and integrated linkage by combining lamplight, models and audio frequency arranged on the exhibition stand.
The user station just to floating the position of empty touch actuating mechanism before the stand, can see the virtual image that presents in the air, click and the operation of scratching with the icon of hand on the virtual image, with the model type that the selection needs the exhibition to be viewed, infrared identification inductor carries out induction recognition to the gesture, thereby start corresponding exhibition procedure, start the corresponding model type that sets up in the stand according to gesture signal by the server, the model is lighted in the control light flicker, corresponding video of intelligent display screen broadcast simultaneously, thereby realize the complete exhibition item of multiform interdynamic.
In the system, the client identifies the user gesture through the infrared identification sensor, so that an experiencer can realize interaction of an exhibition item through the gesture, and sends interactive data to the server. And the server is responsible for receiving the interactive data sent by the client, classifying and identifying the interactive data, finally sending the identification result to the client for interaction with the experiencer, and controlling and displaying the corresponding model type and playing the video of the intelligent display screen. The recognition result of the application is recognition of the gesture of the user and recognition of the touch point, the display content is a model type corresponding to the gesture, the touch interaction type is adopted, and then the server controls the lamp strip to emit light, so that the exhibition experience is improved.
The identification principle of the infrared identification sensor in the floating touch starting mechanism is that clear image images are obtained after light rays are filtered by an infrared camera, image categories are roughly distinguished by a gray scale image and Gaussian filtering and complex algorithms such as morphological calculation and regional calculation, results are transmitted to a server, and intelligent detailed identification and interaction are carried out. The gesture recognition is to shoot a large number of samples and make labels, so that the samples become training samples of the neural network, and the training samples are used for recognizing and distinguishing gestures and returning results after learning and training. Touch and model recognition firstly distinguishes the model from the touch through the size and the shape of detection points, and determines the category of the model through complex calculation.
Claims (4)
1. The utility model provides a remove smart screen and light interactive system, includes stand, intelligent display screen, lamp area, a plurality of portable model of putting sets up respectively in the stand, the stand is located in the lamp area and be located a plurality of portable models of putting between, intelligent display screen locates stand central authorities, its characterized in that: still including floating touch actuating mechanism, customer end and server, floating touch actuating mechanism includes casing, infrared recognition inductor, demonstration inner screen and glass board, the glass board is located the casing top surface, infrared recognition inductor locates the casing front end, the slope of demonstration inner screen is located in the casing and with the glass board is 45 degrees contained angles, the display screen warp of demonstration inner screen the glass board refraction is in the casing top forms the virtual image, the casing is located the stand front end, the customer end shows that the output is connected the demonstration inner screen, infrared recognition inductor with the customer end electricity is connected and will click and the gesture signal transmission who moves the virtual image to the customer end, the customer end is connected with the server communication, the server sets up in the corresponding model type of stand, the corresponding model type of stand according to gesture signal start-up, And controlling the lamp strip to emit light and controlling the intelligent display screen to display a corresponding model picture started by the gesture signal.
2. The mobile intelligent screen and light interaction system of claim 1, wherein: this system still includes rotatory supporting mechanism, rotatory supporting mechanism includes support column, support arm, first joint motor, second joint motor and third joint motor, the support column is articulated with the support arm, and the support column bottom is located exhibition platform central authorities, the support arm front end is connected the intelligent display screen back, first joint motor is located support column bottom and drive support column are rotatory, second joint motor is located the hinged end of support column and support arm drives the support arm along the pin joint luffing motion, third joint motor is located support arm front end and drive intelligent display screen horizontal hunting, server control rotatory supporting mechanism drives the rotation of intelligent display screen, luffing motion and/or horizontal hunting.
3. The mobile intelligent screen and light interaction system according to claim 1 or 2, wherein: the system further comprises a sound box, wherein the sound box is arranged above the exhibition stand, and the server controls the sound box to play a sound effect matched with the type of the current exhibition model.
4. The mobile intelligent screen and light interaction system of claim 3, wherein: the movable placing models are transparent glass models.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011231948.XA CN112596626A (en) | 2020-11-06 | 2020-11-06 | Mobile intelligent screen and lamplight interaction system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011231948.XA CN112596626A (en) | 2020-11-06 | 2020-11-06 | Mobile intelligent screen and lamplight interaction system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112596626A true CN112596626A (en) | 2021-04-02 |
Family
ID=75182792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011231948.XA Pending CN112596626A (en) | 2020-11-06 | 2020-11-06 | Mobile intelligent screen and lamplight interaction system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112596626A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115484521A (en) * | 2021-05-31 | 2022-12-16 | 海信集团控股股份有限公司 | Intelligent sound box, virtual image control method, equipment and medium |
| CN115877954A (en) * | 2023-03-01 | 2023-03-31 | 四川成渝高速公路股份有限公司成仁分公司 | Electronic sand table display method, display mode and device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103000054A (en) * | 2012-11-27 | 2013-03-27 | 广州中国科学院先进技术研究所 | Intelligent teaching machine for kitchen cooking and control method thereof |
| CN205845460U (en) * | 2015-12-21 | 2016-12-28 | 成都精诚以诺科技有限公司 | A kind of digital sand table |
| CN106485779A (en) * | 2016-03-22 | 2017-03-08 | 智合新天（北京）传媒广告股份有限公司 | A kind of 3D virtual interacting display platform and the method for showing 3D animation |
| CN107025832A (en) * | 2017-06-07 | 2017-08-08 | 苏州育龙科教设备有限公司 | model interactive demonstration platform |
| CN208000560U (en) * | 2017-04-19 | 2018-10-23 | 湖南德翰信息科技有限公司 | Anti-interference multi-point touch shows equipment |
| CN109507806A (en) * | 2018-12-29 | 2019-03-22 | 王凤 | A kind of gesture remote control intelligent reading sheet devices of medical image mating plate |
| CN211479507U (en) * | 2020-04-01 | 2020-09-11 | 南昌虚拟现实研究院股份有限公司 | Phantom imaging system and showcase |
| CN211827862U (en) * | 2020-05-26 | 2020-10-30 | 利亚德光电集团系统集成有限公司 | Multimedia interactive electronic sand table |
-
2020
- 2020-11-06 CN CN202011231948.XA patent/CN112596626A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103000054A (en) * | 2012-11-27 | 2013-03-27 | 广州中国科学院先进技术研究所 | Intelligent teaching machine for kitchen cooking and control method thereof |
| CN205845460U (en) * | 2015-12-21 | 2016-12-28 | 成都精诚以诺科技有限公司 | A kind of digital sand table |
| CN106485779A (en) * | 2016-03-22 | 2017-03-08 | 智合新天（北京）传媒广告股份有限公司 | A kind of 3D virtual interacting display platform and the method for showing 3D animation |
| CN208000560U (en) * | 2017-04-19 | 2018-10-23 | 湖南德翰信息科技有限公司 | Anti-interference multi-point touch shows equipment |
| CN107025832A (en) * | 2017-06-07 | 2017-08-08 | 苏州育龙科教设备有限公司 | model interactive demonstration platform |
| CN109507806A (en) * | 2018-12-29 | 2019-03-22 | 王凤 | A kind of gesture remote control intelligent reading sheet devices of medical image mating plate |
| CN211479507U (en) * | 2020-04-01 | 2020-09-11 | 南昌虚拟现实研究院股份有限公司 | Phantom imaging system and showcase |
| CN211827862U (en) * | 2020-05-26 | 2020-10-30 | 利亚德光电集团系统集成有限公司 | Multimedia interactive electronic sand table |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115484521A (en) * | 2021-05-31 | 2022-12-16 | 海信集团控股股份有限公司 | Intelligent sound box, virtual image control method, equipment and medium |
| CN115877954A (en) * | 2023-03-01 | 2023-03-31 | 四川成渝高速公路股份有限公司成仁分公司 | Electronic sand table display method, display mode and device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106485779B (en) | A kind of 3D virtual interacting display platform and the method for showing 3D animation | |
| CN105549725B (en) | A kind of three-dimensional scenic interaction display device and method | |
| US20180197345A1 (en) | Augmented reality technology-based handheld viewing device and method thereof | |
| CN112596626A (en) | Mobile intelligent screen and lamplight interaction system | |
| US11428952B2 (en) | Holographic display device and method of use | |
| CN205485300U (en) | 3D holographically projected demonstrates platform alternately | |
| CN107731030A (en) | A kind of multimedia function integrated intelligence interacts blackboard | |
| CN207488977U (en) | A kind of transparent cabinet of interaction | |
| CN106448304A (en) | Interactive teaching system | |
| CN206521965U (en) | Host's interactive holographic Stage System | |
| CN207558364U (en) | A kind of interactive reading device for capturing motion sensing manipulation | |
| CN213938186U (en) | Soft film screen projection interactive item-showing device | |
| CN213934811U (en) | Interactive special-shaped projection table item-unfolding device | |
| CN105869449B (en) | 4D classroom | |
| CN207182008U (en) | It is mini to sing intelligent liquid-crystal screen ad system | |
| CN213935591U (en) | Interactive display system for building planning | |
| JP2018050807A (en) | Program, performance device, and performance system | |
| CN207008539U (en) | overlapping floating projection interactive device and system | |
| CN111210577A (en) | Holiday theme virtualization holographic image interaction system | |
| CN213935378U (en) | Interactive item exhibition device for displaying box throwing objects | |
| CN212411155U (en) | Object and gesture recognition interactive touch system based on infrared reflection | |
| CN207137337U (en) | A kind of large screen television somatic sensation television game machine with lottery | |
| CN209731413U (en) | Magnetic suction type reflector structure and electronic equipment thereof | |
| CN212012913U (en) | Child edutainment integrated terminal based on projection interaction technology | |
| CN213934812U (en) | Flight simulation interactive item exhibition device based on gravity sensing |
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 |