CN112032586A - Operating lamp with wireless transmission function - Google Patents
Operating lamp with wireless transmission function Download PDFInfo
- Publication number
- CN112032586A CN112032586A CN202010872598.9A CN202010872598A CN112032586A CN 112032586 A CN112032586 A CN 112032586A CN 202010872598 A CN202010872598 A CN 202010872598A CN 112032586 A CN112032586 A CN 112032586A
- Authority
- CN
- China
- Prior art keywords
- wireless signal
- operating lamp
- wireless transmission
- arm
- transmission function
- 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
- 230000005540 biological transmission Effects 0.000 title claims abstract description 28
- 238000009434 installation Methods 0.000 claims abstract description 18
- 238000004891 communication Methods 0.000 claims abstract description 7
- 230000008054 signal transmission Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 16
- 230000008569 process Effects 0.000 abstract description 16
- 238000004171 remote diagnosis Methods 0.000 abstract description 3
- 230000006870 function Effects 0.000 description 16
- 238000005286 illumination Methods 0.000 description 5
- 230000004308 accommodation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
- F21L14/00—Electric lighting devices without a self-contained power source, e.g. for mains connection
- F21L14/04—Electric lighting devices without a self-contained power source, e.g. for mains connection carried on wheeled supports
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/21—Server components or server architectures
- H04N21/218—Source of audio or video content, e.g. local disk arrays
- H04N21/2187—Live feed
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
- H04N7/181—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a plurality of remote sources
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/20—Lighting for medical use
- F21W2131/205—Lighting for medical use for operating theatres
Abstract
The invention discloses an operating lamp with a wireless transmission function, which comprises an operating lamp head, a camera assembly, a balance arm, an installation body and a wireless transmission module, wherein the camera assembly is fixedly arranged in the center inside the operating lamp head, the operating lamp head is in screwed connection with one end of the balance arm through a connecting rod, the other end of the balance arm is in screwed connection with the installation body, the wireless transmission module consists of a wireless signal transmitter and a wireless signal receiver, the wireless signal transmitter is fixedly arranged on the installation body, the wireless signal receiver is connected with a remote display terminal, and the wireless signal transmitter is in communication connection with the camera assembly. The invention integrates the lighting function of the operating lamp with the video recording function, the network live broadcasting function and the wireless video transmission function, can record the whole operation process, makes the operation teaching more simple and convenient, and can realize remote diagnosis and treatment among various places.
Description
Technical Field
The invention relates to the field of medical instruments, in particular to an operating lamp with a wireless transmission function.
Background
The essence of surgical lamps is to meet the special requirements of surgery. The lighting requirements of the operating room, the safe operation lighting, the shadow-free requirement, the cold light requirement and the detachable disinfection requirement are met. The operation lamps comprise an integral reflection operation lamp and a hole type operation lamp, wherein the integral reflection operation lamp is a molecular mother lamp and a single lamp; the hole type operating lamp is also of two specifications of a letter lamp and a single lamp. The operating lamp can provide guarantee for the illumination brightness of an operating room, an operating room surgeon can accurately distinguish the outline, the color and the movement, so that the light intensity close to the quality of sunlight is required, the illumination intensity of 10 ten thousand illumination is minimum, the operating lamp can provide the brightness of 15 ten thousand illumination at the maximum for a single lamp, the brightness of the operating lamp can be adjusted in a stepless mode, if faults occur in the operating process, the standby lamp bulb can be automatically switched for 0.3 second, and therefore the operating lamp can provide safe operation illumination.
The existing operating lamp only has a lighting function and a single function, so that the operation process is only limited in an operating room, and remote operation teaching cannot be realized.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, it is an object of the present invention to provide an operating lamp with wireless transmission function, which solves the problems mentioned in the background.
In order to achieve the above and other related objects, the present invention provides an operating lamp with wireless transmission function, which includes an operating lamp head, a camera assembly, a balance arm, an installation body and a wireless transmission module, wherein the camera assembly is fixedly installed at the center inside the operating lamp head, the operating lamp head is connected with one end of the balance arm through a connecting rod, the other end of the balance arm is connected with the installation body through a screw, the wireless transmission module is composed of a wireless signal transmitter and a wireless signal receiver, the wireless signal transmitter is fixedly installed on the installation body, the wireless signal receiver is connected with a remote display terminal, and the wireless signal transmitter is in communication connection with the camera assembly.
Preferably, still be connected with display, video recorder and live encoder of network on stating the installation body, camera subassembly respectively with display, video recorder and live encoder communication connection of network, live encoder of network passes through the router and transmits video signal to third party's live platform.
Preferably, the installation body comprises last pole setting, lower pole setting and removal base, the top of going up the pole setting is connected with the one end screw of balance arm, the screwed connection is passed through with the top of lower pole setting in the bottom of going up the pole setting, the bottom of lower pole setting is passed through the screw and is connected with the removal base.
Preferably, the display is installed on the upper vertical rod, the video recorder and the live webcast encoder are installed on the back side of the display, and the wireless signal transmitter is installed on one side of the mobile base.
Preferably, the mounting body comprises a wall body, a wall-hung rotating seat and a first rotating cross arm, the wall-hung rotating seat is fixedly mounted on the wall body, one end of the first rotating cross arm is rotatably connected with the wall-hung rotating seat, and the other end of the first rotating cross arm is in screw connection with one end of the balance arm.
Preferably, the display, the video recorder, the live webcast encoder and the wireless signal transmitter are all fixedly mounted on a wall body.
Preferably, the mounting body comprises a suspended ceiling, a suspended rotating base, a second rotating cross arm and a third rotating cross arm, the suspended rotating base is fixedly mounted on the suspended ceiling, one end of the second rotating cross arm and one end of the third rotating cross arm are respectively connected with the suspended rotating base in a rotating mode, the other end of the second rotating cross arm is connected with one end of the balance arm through screws, and the other end of the third rotating cross arm is connected with one end of the connecting arm through screws.
Preferably, the display is connected with the other end of the connecting arm through a connecting rod by screws, and the video recorder, the live webcast encoder and the wireless signal transmitter are mounted on the back side of the display.
Compared with the prior art, the invention has the beneficial effects that: the invention integrates the single lighting function of the traditional operating lamp with the video recording function, the network live broadcasting function and the wireless video transmission function, records the whole operating process through the camera assembly and the video recorder in the operating process, and transmits the video signal acquired by the camera assembly to the remote display terminal through the wireless transmission module, so that the operating process is not limited in an operating room any more, places with networks can remotely watch and learn the operating process, the operation teaching is simpler and more convenient, and meanwhile, medical experts can diagnose cases without being on site, thereby realizing remote diagnosis and treatment among various places.
Drawings
The invention is described in further detail below with reference to specific embodiments and with reference to the following drawings.
FIG. 1 is a schematic structural diagram according to a first embodiment;
FIG. 2 is an exploded view of the structure of the second embodiment;
FIG. 3 is a schematic view of the overall structure of the second embodiment;
FIG. 4 is an exploded view of the third embodiment;
fig. 5 is a schematic overall structure diagram of the third embodiment.
Wherein the reference numerals are specified as follows: the system comprises an operation lamp cap 1, a camera assembly 2, a balance arm 3, a wireless signal transmitter 4, a wireless signal receiver 5, a display 6, a video recorder 7, a network live broadcast encoder 8, an upper vertical rod 9, a lower vertical rod 10, a movable base 11, a wall-hung rotating base 12, a first rotating cross arm 13, a hanging rotating base 14, a second rotating cross arm 15, a third rotating cross arm 16 and a connecting arm 17.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be apparent to those skilled in the art from the disclosure herein.
It should be understood that the structures, ratios, sizes, and the like shown in the drawings are only used for matching the disclosure of the present disclosure, and are not used to limit the conditions and conditions of the present disclosure, so that the present disclosure is not technically significant, and any structural modifications, ratio changes or size adjustments should still fall within the scope of the present disclosure without affecting the efficacy and the achievable purpose of the present disclosure. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.
Example one
As shown in figure 1, the invention provides an operating lamp with a wireless transmission function, which comprises an operating lamp head 1, a camera assembly 2, a balance arm 3, a mounting body and a wireless transmission module, wherein the camera assembly 2 is fixedly mounted in the center inside the operating lamp head 1, the operating lamp head 1 is in screwed connection with one end of the balance arm 3 through a connecting rod, the other end of the balance arm 3 is in screwed connection with the mounting body, the wireless transmission module consists of a wireless signal transmitter 4 and a wireless signal receiver 5, the wireless signal transmitter 4 is fixedly mounted on the mounting body, the wireless signal receiver 5 is connected with a remote display terminal, and the wireless signal transmitter 4 is in communication connection with the camera assembly 2.
Through above technical scheme, camera subassembly 2 can carry out whole making a video recording by the operation process, and the video signal transmission of collection is to wireless signal transmitter 4, and can carry out signal transmission between wireless signal transmitter 4 and the wireless signal receiver 5 to make video signal can transmit and show to long-range display terminal, realize long-range watching and study operation process.
In this embodiment, still be connected with display 6, video recorder 7 and live encoder 8 of network on the installation body, camera subassembly 2 respectively with display 6, video recorder 7 and the live encoder 8 communication connection of network, live encoder 8 of network is through router with video signal transmission to the live platform of third party.
Through above technical scheme, video recorder 7 can store the video information of camera subassembly 2 collection and record, makes things convenient for the later stage to extract the broadcast at any time when needs for the operation process can both be expanded the learning material of accumulative operation teaching at every turn, can also provide evidence collection for possible medical dispute. And the live encoder 8 of network can handle the video signal and change, then will handle the video signal transmission after the router to the live platform of third party to the live function of operation process can be realized, make the place that has the network can both long-rangely watch and study the operation process.
Further, the installation body comprises upper vertical rod 9, lower vertical rod 10 and mobile base 11, the top of upper vertical rod 9 is connected with one end screw of balance arm 3, the bottom of upper vertical rod 9 is connected with the top of lower vertical rod 10 through screw, and the bottom of lower vertical rod 10 is connected with mobile base 11 through screw.
Further, the display 6 is mounted on the upper vertical rod 9, the video recorder 7 and the live network encoder 8 are mounted on the back side of the display 6, and the wireless signal transmitter 4 is mounted on one side of the mobile base 11.
Through above technical scheme, the installation body adopts the form of removing the base, can make things convenient for the operating lamp wholly to remove, and the operating lamp of being convenient for is carried between different operating rooms.
Example two
As shown in fig. 2 and 3, in the present embodiment, the mounting body is composed of a wall, a wall-hung rotating base 12 and a first rotating cross arm 13, the wall-hung rotating base 12 is fixedly mounted on the wall, one end of the first rotating cross arm 13 is rotatably connected with the wall-hung rotating base 12, and the other end of the first rotating cross arm 13 is screwed with one end of the balance arm 3.
Further, the display 6, the video recorder 7, the live webcast encoder 8 and the wireless signal transmitter 4 are all fixedly mounted on the wall.
Through above technical scheme, consider the space utilization problem of operating room, the installation body adopts the mode of hanging for the operating lamp can adapt to different application scenes, increases accommodation, and the practicality is strong.
EXAMPLE III
As shown in fig. 4 and 5, in the present embodiment, the mounting body is composed of a suspended ceiling, a suspended rotary base 14, a second rotary cross arm 15 and a third rotary cross arm 16, the suspended rotary base 14 is fixedly mounted on the suspended ceiling, one end of the second rotary cross arm 15 and one end of the third rotary cross arm 16 are respectively connected with the suspended rotary base 14 in a rotating manner, the other end of the second rotary cross arm 15 is connected with one end of the balance arm 3 by a screw, and the other end of the third rotary cross arm 16 is connected with one end of the connecting arm 17 by a screw.
Further, the display 6 is connected with the other end of the connecting arm 17 through a connecting rod by screws, and the video recorder 7, the live webcast encoder 8 and the wireless signal transmitter 4 are arranged on the back side of the display 6.
Through above technical scheme, consider the space utilization problem of operating room, the installation body adopts the mode of furred ceiling for the operating lamp can adapt to different application scenes, increases accommodation, and the practicality is strong.
The invention integrates the single lighting function of the traditional operating lamp with the video recording function, the network live broadcasting function and the wireless video transmission function, records the whole operation process through the camera assembly 2 and the video recorder 7 in the operation process, and transmits the video signal acquired by the camera assembly 2 to the remote display terminal through the wireless transmission module, so that the operation process is not limited in an operating room any more, places with networks can remotely watch and learn the operation process, the operation teaching is simpler and more convenient, and medical experts can diagnose cases without being on site, thereby realizing remote diagnosis and treatment among various places.
The surgical lamp cap 1, the camera assembly 2, the balance arm 3, the wireless signal transmitter 4, the wireless signal receiver 5, the display 6, the video recorder 7, the network live broadcast encoder 8, the upper vertical rod 9, the lower vertical rod 10, the movable base 11, the wall-hung rotating base 12, the first rotating cross arm 13, the hanging rotating base 14, the second rotating cross arm 15, the third rotating cross arm 16 and the connecting arm 17 are all universal standard parts or parts known by those skilled in the art, and the structure and principle of the components can be known by technical manuals or conventional experimental methods.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The utility model provides an operating lamp with wireless transmission function, its characterized in that, includes operation lamp holder (1), camera subassembly (2), balance arm (3), the installation body and wireless transmission module, camera subassembly (2) fixed mounting is in the inside central authorities of operation lamp holder (1), operation lamp holder (1) is through the one end screwed connection of connecting rod with balance arm (3), the other end and the installation body screwed connection of balance arm (3), wireless transmission module comprises wireless signal transmitter (4) and wireless signal receiver (5), wireless signal transmitter (4) fixed mounting is on the installation body, wireless signal receiver (5) are connected with long-range display terminal, wireless signal transmitter (4) and camera subassembly (2) communication connection.
2. The operating lamp with wireless transmission function according to claim 1, wherein: still be connected with display (6), video cassette recorder (7) and live encoder of network (8) on the installation body, camera subassembly (2) respectively with display (6), video cassette recorder (7) and live encoder of network (8) communication connection, live encoder of network (8) are through router with video signal transmission to the live platform of third party.
3. The operating lamp with wireless transmission function according to claim 2, wherein: the installation body comprises last pole setting (9), lower pole setting (10) and removal base (11), the top of going up pole setting (9) and the one end screwed connection of balance arm (3), the screwed connection is passed through with the top of lower pole setting (10) in the bottom of going up pole setting (9), the bottom of lower pole setting (10) is passed through the screw and is connected with removal base (11).
4. The operating lamp with wireless transmission function of claim 3, wherein: the display (6) is installed on an upper vertical rod (9), the video recorder (7) and the network live broadcast encoder (8) are installed on the back side of the display (6), and the wireless signal transmitter (4) is installed on one side of the mobile base (11).
5. The operating lamp with wireless transmission function according to claim 2, wherein: the mounting body comprises a wall body, a wall-hung rotating seat (12) and a first rotating cross arm (13), the wall-hung rotating seat (12) is fixedly mounted on the wall body, one end of the first rotating cross arm (13) is rotatably connected with the wall-hung rotating seat (12), and the other end of the first rotating cross arm (13) is in screw connection with one end of the balance arm (3).
6. An operating lamp with wireless transmission function according to claim 5, characterized in that: the display (6), the video recorder (7), the live network encoder (8) and the wireless signal transmitter (4) are all fixedly mounted on the wall.
7. The operating lamp with wireless transmission function according to claim 2, wherein: the mounting body comprises a suspended ceiling, a suspended rotary seat (14), a second rotary cross arm (15) and a third rotary cross arm (16), the suspended rotary seat (14) is fixedly mounted on the suspended ceiling, one ends of the second rotary cross arm (15) and the third rotary cross arm (16) are respectively connected with the suspended rotary seat (14) in a rotating mode, the other end of the second rotary cross arm (15) is connected with one end of the balance arm (3) through a screw, and the other end of the third rotary cross arm (16) is connected with one end of the connecting arm (17) through a screw.
8. An operating lamp with wireless transmission function according to claim 7, characterized in that: the display (6) is connected with the other end of the connecting arm (17) through a connecting rod, and the video recorder (7), the live network encoder (8) and the wireless signal transmitter (4) are installed on the back side of the display (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010872598.9A CN112032586A (en) | 2020-08-26 | 2020-08-26 | Operating lamp with wireless transmission function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010872598.9A CN112032586A (en) | 2020-08-26 | 2020-08-26 | Operating lamp with wireless transmission function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112032586A true CN112032586A (en) | 2020-12-04 |
Family
ID=73579969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010872598.9A Pending CN112032586A (en) | 2020-08-26 | 2020-08-26 | Operating lamp with wireless transmission function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112032586A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050052527A1 (en) * | 2003-08-20 | 2005-03-10 | Christophe Remy | Mobile videoimaging, videocommunication, video production (VCVP) system |
| CN204425527U (en) * | 2015-03-24 | 2015-06-24 | 深圳市威视爱普科技开发有限公司 | A kind of low cost operating room recorded broadcast teaching bilateral system |
| CN205118768U (en) * | 2015-11-15 | 2016-03-30 | 潘华 | Emergent operating lamp device |
| CN105546405A (en) * | 2015-12-11 | 2016-05-04 | 上海三思电子工程有限公司 | Shadowless lamp remote operation cooperation system |
| CN205640582U (en) * | 2016-05-18 | 2016-10-12 | 江西科恒照明电器有限公司 | But live broadcast's medical operation LED shadowless lamp |
-
2020
- 2020-08-26 CN CN202010872598.9A patent/CN112032586A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050052527A1 (en) * | 2003-08-20 | 2005-03-10 | Christophe Remy | Mobile videoimaging, videocommunication, video production (VCVP) system |
| CN204425527U (en) * | 2015-03-24 | 2015-06-24 | 深圳市威视爱普科技开发有限公司 | A kind of low cost operating room recorded broadcast teaching bilateral system |
| CN205118768U (en) * | 2015-11-15 | 2016-03-30 | 潘华 | Emergent operating lamp device |
| CN105546405A (en) * | 2015-12-11 | 2016-05-04 | 上海三思电子工程有限公司 | Shadowless lamp remote operation cooperation system |
| CN205640582U (en) * | 2016-05-18 | 2016-10-12 | 江西科恒照明电器有限公司 | But live broadcast's medical operation LED shadowless lamp |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11368654B2 (en) | Security camera | |
| CN102857741A (en) | Prewarning positioning monitoring device of multi-directional monitoring area | |
| CN112819272A (en) | On-site working platform | |
| CN109819560A (en) | City intelligent lighting control system and its illumination brightening scene deductive method | |
| CN112032586A (en) | Operating lamp with wireless transmission function | |
| CN202818502U (en) | Multidirectional monitoring area early warning positioning monitoring device | |
| CN201438724U (en) | Combined wireless operation image pickup system with operating headlamp | |
| CN206835272U (en) | Wiring safety monitoring system is exempted from based on wireless communication | |
| CN109237377A (en) | A kind of street lamp managing and control system and management-control method | |
| CN201916745U (en) | Lamp | |
| CN208027641U (en) | Drone version indoor instruction map | |
| CN112032633A (en) | Movable video live operating lamp | |
| CN209184683U (en) | A kind of rotatable photographic device | |
| CN112489502A (en) | Wireless mobile synchronous imaging teaching instrument and synchronous imaging teaching system | |
| CN208908115U (en) | Multifunction surgical teaching system | |
| CN220829282U (en) | Bluetooth MESH illuminance detection system of simple ad hoc network | |
| CN112969271A (en) | Indoor LED illumination intelligent early warning method based on LiFi technology | |
| CN220688943U (en) | Multifunctional intelligent lamp post | |
| CN205956972U (en) | Novel intelligence street lighting | |
| CN205993011U (en) | Light fixture sound equipment combining wireless intelligence control system | |
| CN213781236U (en) | Wireless mobile synchronous imaging demonstration instrument | |
| CN219575166U (en) | Operating room voice control system and composite operating room system | |
| CN209928549U (en) | LED down lamp remote control doorbell | |
| CN210267006U (en) | Intelligent security monitoring system | |
| CN220673753U (en) | Voice reciprocation control circuit and switch |
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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201204 |
|
| RJ01 | Rejection of invention patent application after publication |