CN1522050A - Glasses type mobile television and image display apparatus - Google Patents
Glasses type mobile television and image display apparatus Download PDFInfo
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- CN1522050A CN1522050A CNA03113727XA CN03113727A CN1522050A CN 1522050 A CN1522050 A CN 1522050A CN A03113727X A CNA03113727X A CN A03113727XA CN 03113727 A CN03113727 A CN 03113727A CN 1522050 A CN1522050 A CN 1522050A
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Abstract
A spectacle type mobile TV and image display device comprises an optical system and an circuit system, wherein the optical system includes, a backlight board for emitting light rays, a LCD display for producing the visual signals, and a prism for magnification of visual signals and for adjusting visual distance. The circuit system includes a radio-frequency reception circuit, a control circuit, an audio / video signal output circuit and a LCD drive circuit.
Description
Technical field
The present invention relates to video display and receive and the Display Technique field, particularly can wear overhead spectacle color monitor, digital television receives decoding and the mobile storage video display are play-overed correlation techniques such as miniature widescreen video display.
Background technology
The miniature Display Technique of high resolution, be technological difficulties of modern technologies, the technology of this respect starts from nineteen ninety-five in the world, at that time based on transmission type LCD, the resolution scope QVGA type VGA that it is maximum, Diagonal Dimension is 0.55in, the power consumption of this miniature demonstration is bigger, under the high resolution situation, the cost of the cost of peripheral circuit is higher, and is color with the big difficulty of aforementioned techniques marketization aspect existence.
Along with technical development, the miniature Display Technique of high resolution has certain development, and the comparatively ideal technology in stable comparatively speaking aspect mainly contains inorganic EL demonstration (ELOS) on the silicon.With regard to the technique effect aspect, reflective LCD has higher resolution and lower power consumption than transmission type LCD, but reflective LCD external circuit and accessory required amount are big, colored ability, and the not high aspect of accommodative ability of environment problem is more.Above technology display image is less, watches picture as if strengthening by the increasing aperture, and makes the beholder feel comfortable, just requires heavy and complicated optical system, and cost is very high, and is real inadequately as spectacle video display device.
Also have technology that the luminescence type display spare at wide visual angle is done on MOS silicon chip cheaply, can reduce so to a certain extent annex and in connected device number of packages order, cost can reduce, as polysilicon DLED Active Matrix LCD At etc.Be exactly like this, above technology still has the cost height for commercial market widely, and clear wash rice degree and amplitude aspect wait deficiency inadequately, and particularly as spectacle video image system, its volume aspect does not reach desirable requirement.
Technology contents
The present invention seeks at above the deficiencies in the prior art, design a kind of simple in structurely, volume is little, and the vision amplitude is big, clear wash rice degree height, eyes indefatigability, the spectacle video display device that cost is low.
The object of the invention can be achieved through the following technical solutions.
Spectacle mobile TV and image display device comprise optical system and Circuits System, and described optical system comprises:
1. the backlight that emits beam;
2. produce the LCD display of visual signal;
3. visual signal is amplified, and regulate the prism of visible sensation distance;
Described Circuits System is made up of video reception part and vision signal display part, comprising:
4. be used for receiving video signals and carry out the tuner of signal decoding;
5. be used for handling through intermediate-freuqncy signal, vision signal, colourity and the sweep signal of decoding, and output audio, the control chip of vision signal;
6. it is automatic or semi-automatic tuning to be used for that control chip is carried out TV signal, to brightness, contrast, colourity, volume, the degree of balance and multi-modulation scheme conversion control circuit;
7. the audio output circuit that is used for audio signal output;
8. the video output circuit that is used for vision signal output;
9. be used to drive the LCD drive circuit that vision signal shows;
10. be used for driven video signal conversion is the LCD display of visual signal.
Prism described in spectacle mobile TV and the image display device is a pair of curved-surface structure, and the top is an image incident convex surface, and the incident image light that amplifies through this convex surface is regulated visible sensation distance by the rear curved surface catoptric imaging by front curve.On the rear curved surface of prism, be provided with reflector layer.
The video signal source that is received by tuner described in the Circuits System of spectacle mobile TV and image display device and decode comprises: IBMPC compatible computer, PDA, satellite TV signal, wired TV signal, wireless TV signal, DVD, VCD, MP3.
The described vision signal that is received by tuner and decode also comprises and deposits picture signal in memory, memory is inserted the signal that displays the play device and pick up.
The technology of the present invention progress is that volume is little with simple in structure, and it is big that vision is realized amplitude, and clear wash rice degree height has high definition wash rice degree large screen television picture effect, the eyes indefatigability, and cost is low.
Description of drawings
Fig. 1 is an optical system physical structure schematic diagram of the present invention;
Fig. 2 is an optical system course of work schematic diagram of the present invention;
Fig. 3 is a schematic block circuit diagram of the present invention;
Fig. 4 is TV signal receiving circuit figure;
Fig. 5 is the digital audio decoding circuit diagram;
Fig. 6 is audio amplification output circuit figure;
Fig. 7 is power-supplying circuit figure;
Fig. 8 is for connecting 1BM PC compatible computer signal interface circuit;
Fig. 9 is the SDRAM memory circuit;
Figure 10 is DVD signal and video display signal control processing circuit;
Figure 11 is a PC Computer signal conversion processing circuit;
Figure 12 is PAL, NTSC, the decoding of Sequential Color and Memory system formula vision signal and filtrate control circuit;
Figure 13 is the LCD drive circuit;
Figure 14 is the LCD display interface circuit.
Specific embodiment
The optical system of present technique be the display part as shown in Figure 1 and Figure 2, mainly form by backlight 1, TFTLCD display 2 and prism 3, light path is to send mouthful light by backlight to see through LCD, and sees through prism and amplify the picture of publishing picture.Backlight 1 is of a size of 1.4 centimetres among the embodiment, according to the voltage parameter that production firm provided, carries out the constant voltage power supply.The reflector layer that plates is a silver color on the rear curved surface of prism 3.
The video reception part is shown in Fig. 4,5,6,7,8,9,10,11,12 in the Circuits System, wherein Fig. 4 is TV signal receiving circuit figure, high-frequency signal receiver module IC1, directly connect wired television interface, or use common antenna to receive wireless television signal, peripheral circuit comprises by triode Q3, resistance R 19, R20, diode D3, capacitor C B, C14, inductance L 7, voltage-stabiliser tube U9 forms power-supplying circuit and by inductance L N8, LN3, circuit is drawn in circuit C36, C37, the filter of C38, C39 group power supply.Fig. 5 is the digital audio decoding decoding circuit, by audio decoder module I C2 and peripheral components resistance R N1-RN27, and capacitor C N1-CN39, diode DN1, inductance L N1-LN4, crystal oscillator XN1 forms peripheral circuit.Fig. 6 is an audio amplification output circuit, by module I C3, IC4, IC5 and peripheral components, and audio output interface J1-J4, resistance R 1-R17, R1A-R5A, electric capacity holds C1-C6 and forms.
Fig. 7 is that power-supplying circuit is by module I C6 and electric pressure converter U4, U5, resistance R 18, R16, R108, R19-1, R20-1, R20-2, capacitor C 17-C31, switch SW 1, luminous tube D1, D2, inductance L 1-L5.Fig. 8 connects IBM PC compatible computer signal interface circuit, by module I C7, IC8 and peripheral components resistance R 48-R60, and interface J6, J7, triode Q6-Q10, diode D4-D9, capacitor C 80-C87, C119-C123 forms.Fig. 9 is finished by module I C9 for the SDRAM memory circuit, gets final product more than 2,000,000.Figure 10 is DVD signal and vision signal shows signal control processing circuit, by signal processing module IC10 and peripheral components, and capacitor C 42-C79, resistance R 27-R43, inductance L 11-L17, triode Q5, crystal oscillator X1 forms.Figure 11 is TV signal PC Computer signal conversion IC 11, IC12, resistance R 61-R114, capacitor C 98-C116, crystal oscillator X3, the strong S1-S6 of control, diode D11.Figure 12 is PAC, NTSC, the decoding of Sequential Color and Memory system formula vision signal and wave-wave control circuit, by module I C13 and peripheral cell, resistance R 25 (100), R68 (100), R67 (100), R103 (100), R104 (100), R26A, R105, R71 (18)-R34 (18), R75 (56)-R78 (56).Capacitor C 88 (0.1VF)-C102 (0.1VF), inductance L 19, interface CON1-CON3, diode D, crystal oscillator X2 forms.
Vision signal display part such as Fig. 3, shown in Figure 14, Figure 13 is by LCD driver module IC14 and peripheral components capacitor C 1X-C23X, resistance R 1X-R7X, frequency deviation range ± 30PPM of crystal oscillator A1, load-bearing capacity 16PF.Electric capacity A2 is NTSC/PAL18PF, and A3 is a variable capacitance diode, and A4 is an inductance, and A5 standard converter NTSC is that NLT4532-S3R6B/PAL is NLT4532-S4R4, and A6 is a resistance, is worth to be ± 2%, and temperature is ± 200PM.Figure 14 is the LCD display interface circuit, by module I C15 and peripheral cell resistance R-1-R-13, and diode D1X-D12X, electric capacity LC forms.
Claims (7)
1, a kind of spectacle mobile TV and image display device comprise optical system and Circuits System, it is characterized in that, described optical system comprises:
1. the backlight that emits beam;
2. produce the LCD display of visual signal;
3. visual signal is amplified, and regulate the prism of visible sensation distance;
Described Circuits System is made up of video reception part and vision signal display part, comprising:
4. be used for receiving video signals and carry out the tuner of signal decoding;
5. be used for handling through intermediate-freuqncy signal, vision signal, colourity and the sweep signal of decoding, and output audio, the control chip of vision signal;
6. it is automatic or semi-automatic tuning to be used for that control chip is carried out TV signal, to brightness, contrast, colourity, volume, the degree of balance and multi-modulation scheme conversion control circuit;
7. the audio output circuit that is used for audio signal output;
8. the video output circuit that is used for vision signal output;
9. be used to drive the LCD drive circuit that vision signal shows;
10. the video signal conversion that is used to drive is the LCD display of visual signal.
2, spectacle mobile TV according to claim 1 and image display device, it is characterized in that: described prism is a pair of curved-surface structure, the top is an image incident convex surface, and the incident image light that amplifies through this convex surface is regulated visible sensation distance by the rear curved surface catoptric imaging by front curve.
3, spectacle mobile TV according to claim 1 and image display device, it is characterized in that: the rear curved surface of described prism is provided with reflector layer.
4, spectacle mobile TV according to claim 1 and image display device is characterized in that: the described video signal source that is received by tuner and decode comprises: IBMPC compatible computer, PDA, satellite TV signal, wired TV signal, wireless TV signal, DVD, VCD, MP3.
5, spectacle mobile TV according to claim 1 and image display device is characterized in that: the described vision signal that is received by tuner and decode comprises, deposits signal in memory, and memory is inserted the device pickoff signals that displays the play.
6, according to claim 1 or 2 or 3 described spectacle mobile TV and image display devices, it is characterized in that: described printing opacity prism adopts transmissivity to make greater than 95% resin material.
7, according to claim 1 or 2 or 3 described spectacle mobile TV and image display devices, it is characterized in that: the optical transmittance of described display is 4.2%-26%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03113727 CN1247013C (en) | 2003-01-29 | 2003-01-29 | Glasses type mobile television and image display apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03113727 CN1247013C (en) | 2003-01-29 | 2003-01-29 | Glasses type mobile television and image display apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1522050A true CN1522050A (en) | 2004-08-18 |
| CN1247013C CN1247013C (en) | 2006-03-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03113727 Expired - Fee Related CN1247013C (en) | 2003-01-29 | 2003-01-29 | Glasses type mobile television and image display apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1247013C (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106354463A (en) * | 2016-08-30 | 2017-01-25 | 龚东 | Computer displayer based on electronic ink display screen |
| CN111613222A (en) * | 2020-05-25 | 2020-09-01 | 广东电网有限责任公司 | Transformer substation inspection system |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100485448C (en) * | 2006-06-29 | 2009-05-06 | 贾怀昌 | Freely curved face total reflection type visual optical edge glass |
-
2003
- 2003-01-29 CN CN 03113727 patent/CN1247013C/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106354463A (en) * | 2016-08-30 | 2017-01-25 | 龚东 | Computer displayer based on electronic ink display screen |
| CN111613222A (en) * | 2020-05-25 | 2020-09-01 | 广东电网有限责任公司 | Transformer substation inspection system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1247013C (en) | 2006-03-22 |
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