CN108833629A - A kind of laser projection phone and its laser projection mode - Google Patents

A kind of laser projection phone and its laser projection mode Download PDF

Info

Publication number
CN108833629A
CN108833629A CN201810671702.0A CN201810671702A CN108833629A CN 108833629 A CN108833629 A CN 108833629A CN 201810671702 A CN201810671702 A CN 201810671702A CN 108833629 A CN108833629 A CN 108833629A
Authority
CN
China
Prior art keywords
laser
projection
laser projection
phone
mobile phone
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
Application number
CN201810671702.0A
Other languages
Chinese (zh)
Inventor
冯思进
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Henan First Electronic Technology Co Ltd
Original Assignee
Henan First Electronic Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Henan First Electronic Technology Co Ltd filed Critical Henan First Electronic Technology Co Ltd
Priority to CN201810671702.0A priority Critical patent/CN108833629A/en
Publication of CN108833629A publication Critical patent/CN108833629A/en
Pending legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers
    • H04M1/02Constructional features of telephone sets
    • H04M1/0202Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/026Details of the structure or mounting of specific components
    • H04M1/0272Details of the structure or mounting of specific components for a projector or beamer module assembly
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B29/00Combinations of cameras, projectors or photographic printing apparatus with non-photographic non-optical apparatus, e.g. clocks or weapons; Cameras having the shape of other objects
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B10/00Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/50Transmitters
    • H04B10/501Structural aspects
    • H04B10/503Laser transmitters
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers
    • H04M1/02Constructional features of telephone sets
    • H04M1/0202Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/026Details of the structure or mounting of specific components

Abstract

The invention discloses a kind of laser projection phone and its laser projection modes, belong to one of novel mobile phone projector, its purpose is to provide a kind of projectors and projection pattern with fine tuning effect, its technical solution be include cellphone body, the projection mouth that cellphone body upper end is set, the internal body is provided with laser projection system, and the laser projection system includes signal transmitting apparatus, laser reflecting device, Laser Modulation device, laser projection control module;One end of the body is provided with gravity horizontal adjuster, it is hinged in the middle part of the end of the body and the cross bar in gravity horizontal adjuster, the cross bar both ends position equal from cross bar center is provided with plummet component, and the lower end of the body is provided with adjustable support;The present invention provides a kind of laser projection phone and its laser projection mode, using laser precise positioning, so that the picture of projection is centainly in a horizontal position, while easy to operate, has operation and using effect well.

Description

A kind of laser projection phone and its laser projection mode
Technical field
The invention belongs to a kind of novel mobile phones, and in particular to a kind of laser projection phone and its laser projection mode.
Background technique
Currently, mobile phone has become one of the indispensable communication tool of people's daily life and work, because it is convenient, practical, can By the features such as and generally favor by people.Nowadays mobile phone develops into from wireless communication instrument single originally with hand-written Several multi-functional high-end products such as input, MP3, MP4,3D and bluetooth, internal configuration and corresponding function have been gradually improved, because And many allocation functions of existing mobile phone have generally entered daily life, for example:Transmitting-receiving short message plays game, sees electricity Shadow, receiving and dispatching mail see TV etc..However, existing mobile phone also generally existing problem, i.e. mobile phone in the use process of people Screen it is relatively small, although the screen of touch-screen type mobile phone is more relatively large, can also realize local display or full screen display, It is in other words, existing but all because being confined to actual needs of the whole size of mobile phone without being able to satisfy user's expansion large screen display Mobile phone neither has directly switching expansion display function, does not also have projection and expands display function.Therefore, with science and technology it is continuous Progressive and product to keep updating, existing mobile phone need further to improve the needs for just adapting to market with innovation.
Application number CN200910025272.6 provides a kind of laser projection phone, including mobile phone body and setting in mobile phone Projection mouth on shell, and the laser projection system inside mobile phone body is set, the laser projection system includes signal Transmitting device, laser reflecting device, Laser Modulation device and signal conversion module, laser reflecting device control module, laser are thrown Penetrate control module.The beneficial effects are mainly reflected as follows:Laser projection module in mobile phone is integrated in mobile phone, is made each People can experience follow-on display technology anywhere or anytime;Due to laser power consumption well below existing LED light power consumption, Therefore mobile phone of the invention is more energy saving, environmental protection;Furthermore due to the display imaging characteristic of laser, performance is than common LED light It is good very much, therefore the present invention has very strong dissemination.
But a kind of above-mentioned laser projection phone, which has, can not adjust the picture exact position that mobile phone projects, to go out There is skew in the picture now projected, and can not make suitable precisely adjusting.
Summary of the invention
It is an object of the invention to:To solve not adjusting what mobile phone projected in the prior art, existing for projection mobile phone The problem of picture exact position, provides a kind of laser projection phone and its laser projection mode, using laser precise positioning, so that The picture of projection is centainly in a horizontal position, while easy to operate, has operation and using effect well.
The technical solution adopted by the present invention is as follows:
Including cellphone body, the projection mouth of cellphone body upper end, the internal body is arranged in a kind of laser projection phone It is provided with laser projection system, the laser projection system includes signal transmitting apparatus, laser reflecting device, Laser Modulation dress It sets, laser projection control module;One end of the body is provided with gravity horizontal adjuster, the end of the body and bulk water Hinged in the middle part of cross bar in flat regulator, the cross bar both ends position equal from cross bar center is provided with plummet component, institute The lower end for stating body is provided with adjustable support.
Preferably, the cross bar both ends are provided with laser emitter.
Preferably, the plummet component includes the perpendicular connecting with crossbar end, connect with the plumb line other end Iron ball.
Preferably, the isometric, iron ball of perpendicular etc. in the cross bar both ends plummet component weighs.
Preferably, the adjustable support includes the connector connecting with organism bottom, setting below the connector There is adjustable support.
A kind of laser projection method of laser projection phone, the laser projection phone include mobile phone body and are arranged in hand Projection mouth on machine shell, and the laser projection system inside mobile phone body is set, the laser projection system includes letter Number transmitting device, laser reflecting device, Laser Modulation device and signal conversion module, laser reflecting device control module, laser Project control module, it is characterised in that:The laser projection method includes the following steps,
(1) support frame of gravity horizontal adjuster is fixed in fixed object;
(2) iron ball at the crossbeam both ends on gravity horizontal adjuster is freely placed under the pulling force effect of perpendicular;
(3) cross bar both ends are provided with laser emitter to be powered, so that occurring in the plane that mobile phone projection mouth is projected Laser point projection;
(4) rotation and the hinged body of gravity horizontal adjuster, so that the picture that the projection mouth of cellphone body upper end projects It the minimum point at face bottom both ends and is overlapped with the laser point in step (3).
In conclusion by adopting the above-described technical solution, the beneficial effects of the invention are as follows:
1, in the present invention, the laser projection module in mobile phone can be designed into minimum, be integrated in mobile phone, so that mobile phone Adequately show the integrated and intelligent of height, in addition, due to laser power consumption well below existing LED light function Consumption, therefore mobile phone of the invention is more energy saving, environmental protection;Furthermore due to the display imaging characteristic of laser, i.e. contrast, brightness, color Color saturation degree, imaging intensity etc. are all better than common LED light very much, and secondly in cellphone body lower end, setting gravity horizontal is adjusted Device, and gravity horizontal adjuster is made to be able to accurately to align to the projected picture of cellphone body and Level tune, branch is adjusted Frame carries out the angular adjustment after gravity horizontal adjusting to cellphone body, so that Mobile phone projector has good drop shadow effect.
2, in the present invention, in gravity horizontal adjuster, the cross bar both ends are provided with laser emitter, when balancing pole When being in a horizontal position, the position of horizon bar level is projected on the wall by laser emitter, is drawn to be conducive to mobile phone projection The accurate contraposition and adjusting in face, and ensured high-precision horizontal position.
3, in the present invention, the adjustable support includes the connector connecting with organism bottom, is set below the connector It is equipped with adjustable support, adjustable support is conducive to carry out position adjusting to the mobile phone fixed, so that mistake of the mobile phone in projection Realize that the horizontal laser light point of the picture and laser transmitter projects that are projected using mobile phone is adjusted in journey, to realize mobile phone machine Fine tuning of the body in picture projection process.
4, in the present invention, the determination of horizontal position is carried out by the gravity horizontal adjuster on mobile phone, thus in bulk water Laser projection is used on the cross bar of flat regulator, so that the laser position that horizontal position projects is shown on projection is strong, Again by putting the adjusting of mobile phone location and angle on the support frame, so that the bottom of the picture of mobile phone projection and laser projection Point is overlapped contraposition, it is thus achieved that the accurate projection to mobile phone projection image, whole operation are simple, have and operates and make well Use effect.
Detailed description of the invention
Fig. 1 is projection mobile phone of the present invention and perspective view.
It is marked in figure:1- body, 2- projection mouth, 3- gravity horizontal adjuster, 4- cross bar, 5- plummet component, 6- are adjustable Bracket, 7- perpendicular, 8- iron ball, 9- laser emitter, 10- connector.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right The present invention is further elaborated.It should be appreciated that described herein, specific examples are only used to explain the present invention, not For limiting the present invention.
Including cellphone body 1, the projection mouth 2 of 1 upper end of cellphone body, the body 1 is arranged in a kind of laser projection phone It is internally provided with laser projection system, the laser projection system includes signal transmitting apparatus, laser reflecting device, laser tune Device processed, laser projection control module;One end of the body 1 is provided with gravity horizontal adjuster 3, the end of the body 1 Hinged with 4 middle part of cross bar in gravity horizontal adjuster 3,4 both ends of the cross bar position equal from cross bar center is provided with The lower end of plummet component 5, the body 1 is provided with adjustable support 6;Laser projection module in mobile phone can be designed into minimum Change, is integrated in mobile phone, so that mobile phone adequately shows the integrated and intelligent of height, in addition, due to the power consumption of laser Well below the power consumption of existing LED light, therefore mobile phone of the invention is more energy saving, environmental protection;Furthermore due to being shown as laser As characteristic, i.e. contrast, brightness, color saturation, imaging intensity etc. is all better than common LED light very much, secondly in mobile phone Gravity horizontal adjuster is arranged in body lower end, and gravity horizontal adjuster is able to accurately the projected picture of cellphone body Contraposition and Level tune, adjustable support carries out the angular adjustment after gravity horizontal adjusting to cellphone body, thus mobile phone projection Instrument has good drop shadow effect.
Preferably, the cross bar both ends are provided with laser emitter 9, and in gravity horizontal adjuster, the cross bar two End is provided with laser emitter, and when balancing pole is when being in a horizontal position, the position of horizon bar level is passed through Laser emission Device projects on the wall, to be conducive to the accurate contraposition and adjusting of mobile phone projection picture, and has ensured high-precision horizontal position.
Preferably, the plummet component includes the perpendicular 7 connecting with crossbar end, connect with the plumb line other end Iron ball 8.
Preferably, the isometric, iron ball of perpendicular etc. in the 4 both ends plummet component 5 of cross bar weighs.
Preferably, the adjustable support 6 includes the connector 10 connecting with 1 bottom of body, under the connector 10 Side is connected to adjustable support 6, and the adjustable support includes the connector connecting with organism bottom, sets below the connector It is equipped with adjustable support, adjustable support is conducive to carry out position adjusting to the mobile phone fixed, so that mistake of the mobile phone in projection Realize that the horizontal laser light point of the picture and laser transmitter projects that are projected using mobile phone is adjusted in journey, to realize mobile phone machine Fine tuning of the body in picture projection process.
A kind of laser projection method of laser projection phone, the laser projection phone include that mobile phone body 1 and setting exist Projection mouth 2 on phone housing, and the laser projection system inside mobile phone body 1 is set, the laser projection system packet Include signal transmitting apparatus, laser reflecting device, Laser Modulation device and signal conversion module, laser reflecting device control module, Laser projection control module, it is characterised in that:The laser projection method includes the following steps,
(1) support frame of gravity horizontal adjuster is fixed in fixed object;
(2) iron ball at the crossbeam both ends on gravity horizontal adjuster is freely placed under the pulling force effect of perpendicular;
(3) cross bar both ends are provided with laser emitter to be powered, so that occurring in the plane that mobile phone projection mouth is projected Laser point projection;
(4) rotation and the hinged body of gravity horizontal adjuster, so that the picture that the projection mouth of cellphone body upper end projects It the minimum point at face bottom both ends and is overlapped with the laser point in step (3).
The determination that horizontal position is carried out by the gravity horizontal adjuster on mobile phone, thus in the cross of gravity horizontal adjuster Laser projection is used on bar, so that the laser position that horizontal position projects is shown on projection is strong, then by being seated in The adjusting of mobile phone location and angle on support frame, so that the bottom of the picture of mobile phone projection is overlapped contraposition with laser projection point, It is thus achieved that the accurate projection to mobile phone projection image, whole operation is simple, has operation and using effect well.
Embodiment 1
Including cellphone body 1, the projection mouth 2 of 1 upper end of cellphone body, the body 1 is arranged in a kind of laser projection phone It is internally provided with laser projection system, the laser projection system includes signal transmitting apparatus, laser reflecting device, laser tune Device processed, laser projection control module;One end of the body 1 is provided with gravity horizontal adjuster 3, the end of the body 1 Hinged with 4 middle part of cross bar in gravity horizontal adjuster 3,4 both ends of the cross bar position equal from cross bar center is provided with The lower end of plummet component 5, the body 1 is provided with adjustable support 6;Laser projection module in mobile phone can be designed into minimum Change, is integrated in mobile phone, so that mobile phone adequately shows the integrated and intelligent of height, in addition, due to the power consumption of laser Well below the power consumption of existing LED light, therefore mobile phone of the invention is more energy saving, environmental protection;Furthermore due to being shown as laser As characteristic, i.e. contrast, brightness, color saturation, imaging intensity etc. is all better than common LED light very much, secondly in mobile phone Gravity horizontal adjuster is arranged in body lower end, and gravity horizontal adjuster is able to accurately the projected picture of cellphone body Contraposition and Level tune, adjustable support carries out the angular adjustment after gravity horizontal adjusting to cellphone body, thus mobile phone projection Instrument has good drop shadow effect.
Embodiment 2
On the basis of embodiment 1, the cross bar both ends are provided with laser emitter 9, in gravity horizontal adjuster, institute It states cross bar both ends and is provided with laser emitter, when balancing pole is when being in a horizontal position, the position of horizon bar level is passed through Laser emitter projects on the wall, to be conducive to the accurate contraposition and adjusting of mobile phone projection picture, and has ensured high-precision water Prosposition is set.
Embodiment 3
On the basis of embodiment 2, the adjustable support 6 includes the connector 10 connecting with 1 bottom of body, the company Adjustable support 6 is connected to below connector 10, the adjustable support includes the connector connecting with organism bottom, the connection Head lower section is provided with adjustable support, and adjustable support is conducive to carry out position adjusting to the mobile phone fixed, so that mobile phone exists Realize that the horizontal laser light point of the picture and laser transmitter projects that are projected using mobile phone is adjusted during projection, thus real Existing fine tuning of the cellphone body in picture projection process.
Embodiment 4
On the basis of the above embodiments, a kind of laser projection method of laser projection phone, the laser projection phone Including mobile phone body 1 and the projection mouth 2 being arranged on phone housing, and the laser projection system inside mobile phone body 1 is set, The laser projection system include signal transmitting apparatus, laser reflecting device, Laser Modulation device and signal conversion module, Laser reflecting device control module, laser projection control module, it is characterised in that:The laser projection method includes following steps Suddenly,
(1) support frame of gravity horizontal adjuster is fixed in fixed object;
(2) iron ball at the crossbeam both ends on gravity horizontal adjuster is freely placed under the pulling force effect of perpendicular;
(3) cross bar both ends are provided with laser emitter to be powered, so that occurring in the plane that mobile phone projection mouth is projected Laser point projection;
(4) rotation and the hinged body of gravity horizontal adjuster, so that the picture that the projection mouth of cellphone body upper end projects It the minimum point at face bottom both ends and is overlapped with the laser point in step (3).
The determination that horizontal position is carried out by the gravity horizontal adjuster on mobile phone, thus in the cross of gravity horizontal adjuster Laser projection is used on bar, so that the laser position that horizontal position projects is shown on projection is strong, then by being seated in The adjusting of mobile phone location and angle on support frame, so that the bottom of the picture of mobile phone projection is overlapped contraposition with laser projection point, It is thus achieved that the accurate projection to mobile phone projection image, whole operation is simple, has operation and using effect well.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.

Claims (6)

1. a kind of laser projection phone, the projection mouth (2) including cellphone body (1), setting in cellphone body (1) upper end, spy Sign is:The body (1) is internally provided with laser projection system, the laser projection system include signal transmitting apparatus, Laser reflecting device, Laser Modulation device, laser projection control module;One end of the body (1) is provided with bulk water Heibei provincial opera It saves device (3), hinged, the cross bar (4) two in the middle part of the end of the body (1) and the cross bar (4) in gravity horizontal adjuster (3) The position equal from cross bar center is held to be provided with plummet component (5), the lower end of the body (1) is provided with adjustable support (6)。
2. a kind of laser projection phone as described in claim 1, it is characterised in that:The cross bar both ends are provided with laser hair Emitter (9).
3. a kind of laser projection phone as described in claim 1, it is characterised in that:The plummet component includes and crossbar end The perpendicular (7) of connection, the iron ball (8) being connect with the plumb line other end.
4. a kind of laser projection phone as described in claim 1, it is characterised in that:Cross bar (4) the both ends plummet component (5) In the weight such as the isometric, iron ball of perpendicular.
5. a kind of laser projection phone as described in claim 1, it is characterised in that:The adjustable support (6) includes and machine The connector (10) of body (1) bottom connection, connector (10) lower section are connected to adjustable support (6).
6. a kind of laser projection method of laser projection phone, the laser projection phone includes that mobile phone body (1) and setting exist Projection mouth (2) on phone housing, and the laser projection system that setting is internal in mobile phone body (1), the laser projection system System includes signal transmitting apparatus, laser reflecting device, Laser Modulation device and signal conversion module, laser reflecting device control Module, laser projection control module, it is characterised in that:The laser projection method includes the following steps,
(1) support frame of gravity horizontal adjuster is fixed in fixed object;
(2) iron ball at the crossbeam both ends on gravity horizontal adjuster is freely placed under the pulling force effect of perpendicular;
(3) cross bar both ends are provided with laser emitter to be powered, so that there is laser in the plane that mobile phone projection mouth is projected Point projection;
(4) rotation and the hinged body of gravity horizontal adjuster, so that the picture bottom that the projection mouth of cellphone body upper end projects It the minimum point at portion both ends and is overlapped with the laser point in step (3).
CN201810671702.0A 2018-06-26 2018-06-26 A kind of laser projection phone and its laser projection mode Pending CN108833629A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810671702.0A CN108833629A (en) 2018-06-26 2018-06-26 A kind of laser projection phone and its laser projection mode

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810671702.0A CN108833629A (en) 2018-06-26 2018-06-26 A kind of laser projection phone and its laser projection mode

Publications (1)

Publication Number Publication Date
CN108833629A true CN108833629A (en) 2018-11-16

Family

ID=64137952

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810671702.0A Pending CN108833629A (en) 2018-06-26 2018-06-26 A kind of laser projection phone and its laser projection mode

Country Status (1)

Country Link
CN (1) CN108833629A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112208722A (en) * 2020-10-23 2021-01-12 中船黄埔文冲船舶有限公司 Auxiliary segmented positioning device for slipway and using method thereof

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005049825A1 (en) * 2005-10-18 2007-04-19 Benq Mobile Gmbh & Co. Ohg Mobile communication terminal has display with laser projector and back projection screen illuminated via rotating and fixed mirrors giving remote projection option
CN201449511U (en) * 2009-03-05 2010-05-05 朱海伟 Laser projection system
WO2011121100A1 (en) * 2010-03-31 2011-10-06 Danmarks Tekniske Universitet A mobile communication device adapted to provide a dynamic display arrangement
CN203859776U (en) * 2014-01-21 2014-10-01 青岛华世基电子有限公司 Mobile phone with projection function
CN104713533A (en) * 2015-03-13 2015-06-17 冼日声 Laser calibrator

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005049825A1 (en) * 2005-10-18 2007-04-19 Benq Mobile Gmbh & Co. Ohg Mobile communication terminal has display with laser projector and back projection screen illuminated via rotating and fixed mirrors giving remote projection option
CN201449511U (en) * 2009-03-05 2010-05-05 朱海伟 Laser projection system
WO2011121100A1 (en) * 2010-03-31 2011-10-06 Danmarks Tekniske Universitet A mobile communication device adapted to provide a dynamic display arrangement
CN203859776U (en) * 2014-01-21 2014-10-01 青岛华世基电子有限公司 Mobile phone with projection function
CN104713533A (en) * 2015-03-13 2015-06-17 冼日声 Laser calibrator

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112208722A (en) * 2020-10-23 2021-01-12 中船黄埔文冲船舶有限公司 Auxiliary segmented positioning device for slipway and using method thereof
CN112208722B (en) * 2020-10-23 2022-07-05 中船黄埔文冲船舶有限公司 Use method of slipway auxiliary sectional positioning device

Similar Documents

Publication Publication Date Title
WO2021185069A1 (en) Electronic device
CN205136988U (en) Portable shoot rack
CN108833629A (en) A kind of laser projection phone and its laser projection mode
CN102012623A (en) Miniature projector system connected by wireless signal
CN111025650A (en) Wearable laser micro-projection device
CN207663294U (en) A kind of projection angle control device for robot
CN110290367A (en) A kind of method of projection device auto-focusing curtain
CN208299916U (en) A kind of projector
CN106814807A (en) A kind of intelligent HUD
CN206894728U (en) Projection mobile phone support
CN206741092U (en) A kind of wireless architectural teaching VR glasses
CN208386740U (en) The CCD camera assembly and electronic device of electronic device
CN212084286U (en) Hand-held terminal machine
KR200474745Y1 (en) Auxiliary battery device for portable terminal
CN207337339U (en) Transparence display interaction systems
CN210377379U (en) Keyboard with projection function
CN208937818U (en) Adjustable AR intelligent glasses
CN209881955U (en) Intelligent pen with projection function
CN209729083U (en) A kind of in-house training dedicated multimedia system
CN208903451U (en) A kind of model display device for computer teaching
CN207529274U (en) Eyes protection display device
CN109058708A (en) A kind of portable projector adjusted the angle using magnetic force
CN206481434U (en) A kind of intelligent low frequency automatic tracing earphone
CN201828763U (en) Miniature projector capable of receiving wireless signals
CN213462241U (en) Multifunctional headset with display pixel interface forming pattern

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
AD01 Patent right deemed abandoned

Effective date of abandoning: 20210827

AD01 Patent right deemed abandoned