CN201008150Y - Guide browsing system - Google Patents
Guide browsing system Download PDFInfo
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- CN201008150Y CN201008150Y CNU2006200661842U CN200620066184U CN201008150Y CN 201008150 Y CN201008150 Y CN 201008150Y CN U2006200661842 U CNU2006200661842 U CN U2006200661842U CN 200620066184 U CN200620066184 U CN 200620066184U CN 201008150 Y CN201008150 Y CN 201008150Y
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- 238000001914 filtration Methods 0.000 claims description 4
- 239000003990 capacitor Substances 0.000 claims description 3
- 238000012216 screening Methods 0.000 abstract 4
- 238000007789 sealing Methods 0.000 abstract 1
- 230000005236 sound signal Effects 0.000 description 12
- 238000010586 diagram Methods 0.000 description 7
- 230000000007 visual effect Effects 0.000 description 3
- 101000746134 Homo sapiens DNA endonuclease RBBP8 Proteins 0.000 description 2
- 101000969031 Homo sapiens Nuclear protein 1 Proteins 0.000 description 2
- 102100021133 Nuclear protein 1 Human genes 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 235000016936 Dendrocalamus strictus Nutrition 0.000 description 1
- 241000237983 Trochidae Species 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
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- 239000012634 fragment Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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Abstract
The utility model relates to wireless sending and receiving field, in particular to a navigation system, which comprises a signal sending device and a plurality of signal receiving devices, wherein the sending or receiving device comprises a keyboard circuit, an SCM, two voltage booster circuits, a screening drive circuit, an audio frequency processing circuit, a screen and a 2.4 G sending or receiving module, the keyboard circuit, a first voltage booster circuit, a second voltage booster circuit, a screening drive circuit, an audio frequency processing circuit and 2.4 G sending module are respectively connected with the SCM, the 2.4 G receiving module, the audio frequency processing circuit and the screening drive circuit are respectively connected with the second voltage booster circuit, and the screen is connected with the screening drive circuit. The utility model is employed with the LCD screen to realize visible operation, which is simple and transparent. Signal interfere is small and no distortion of audio frequency signal after being restored will happen. The utility model is good in sealing function, which realizes sync control of sending and receiving and is simple in structure, small in size, portable and of extensive employment prospect.
Description
Technical field
The utility model relates to a kind of wireless transmission receiving system, is specially guide system.
Background technology
Along with development of market economy, activities such as the raising of people's living standard, tourism, exhibition, factory visit increase year by year.Guide or announcer are modal for visitor, client or leader's on-site commentary the time to be to use the hand-hold type loudspeaker, can both hear to reach most of people, catches.It is big that but the hand-hold type loudspeaker exists volume, and deal is heavy, carries inconvenience, needs often to change shortcomings such as battery; During use, easily produce the phase mutual interference between each tourist group, in addition, in the place of some particular provisions restrictions of must not makeing an uproar, as the workshop of factory, the loudspeaker of high-decibel volume bans use of.A spot of radio transmitting also occurred on the market now, receiving system has increased the explanation applicable scope greatly, but these products because the defective of itself circuit, the noise resistance capability of influence is all lower; Electromagnetic wave is to the signal serious interference, can cause listening to unclear, phenomenon such as earphone noise is excessive, the signal of emitter generation simultaneously is all low frequency signal, common signal receiving device just can receive easily, and the explanation content of need to be keep secret lets out easily, causes and divulges a secret.
The utility model content
The purpose of this utility model is the deficiency that exists at above-mentioned guide's equipment, it is minimum to provide a kind of signal transmitting and receiving to be disturbed, simple in structure, volume is little, easy to carry, good confidentiality, powerful, audio signal is reduced undistorted transmission and receive synchronous high-frequency electronic guide system.
The utility model is achieved in that guide system comprises a sender unit and a plurality of signal receiving device, described sender unit comprises keyboard circuit, single-chip microcomputer, booster circuit, display driver circuit, audio frequency processing circuit, display screen and 2.4G transmitter module, keyboard circuit, first booster circuit, second booster circuit, display driver circuit, audio frequency processing circuit is connected with single-chip microcomputer respectively with the 2.4G transmitter module, 2.4G transmitter module, audio frequency processing circuit is connected with second booster circuit respectively with display driver circuit, and display screen is connected with display driver circuit; Described signal receiving device comprises keyboard circuit, single-chip microcomputer, booster circuit, display driver circuit, audio frequency processing circuit, display screen and 2.4G receiver module, keyboard circuit, first booster circuit, second booster circuit, display driver circuit, audio frequency processing circuit and 2.4G reception are penetrated module and are connected with single-chip microcomputer respectively, 2.4G reception is penetrated module, audio frequency processing circuit and display driver circuit and is connected with second booster circuit respectively, display screen is connected with display driver circuit.
Described second booster circuit is provided with the electric capacity EC2 that carries out filtering.
Described audio frequency processing circuit is provided with capacitor C 6, C7, amplifier circuit for sound frequency signal chip U6, and electric capacity EC5, EC6.
Be connected with MIC input interface and LINE input interface on the audio frequency processing circuit of described sender unit.
Be connected with the earphone interface of audio frequency output on the audio frequency processing circuit of described signal receiving device.
The antenna of described sender unit and signal receiving device is built-in.
Described display screen is a LCD display.
The utility model guide system adopts the visual demonstration of LCD by the emission or the reception of keyboard button control audio signal, and is simple to operate clear; Adopt the high-frequency signal of 2.4G to control and transmit, significantly reduced the interference of signal, do not have distortion and improved security performance after the audio signal reduction, while can reach and transmit and receive synchronous function, and simple in structure, and volume is tiny, be easy to carry, have huge market prospects.
Description of drawings
Fig. 1 is the theory diagram of the utility model guide system sender unit;
Fig. 2 is the theory diagram of the utility model guide system signal receiving device;
Fig. 3 is the schematic diagram of single chip circuit, keyboard circuit, transmitter module and the audio frequency processing circuit of the utility model guide system sender unit;
Fig. 4 is the display driver and the display circuit schematic diagram of the utility model guide system sender unit;
Fig. 5 is the power circuit principle figure of the utility model guide system sender unit;
Fig. 6 is the schematic diagram of single chip circuit, keyboard circuit and the receiver module of the utility model guide system signal receiving device;
Fig. 7 is the display driver and the display circuit schematic diagram of the utility model guide system signal receiving device;
Fig. 8 is the audio frequency processing circuit schematic diagram of the utility model guide system signal receiving device;
Fig. 9 is the power circuit principle figure of the utility model guide system signal receiving device;
Figure 10 is the drain pan structural representation of device, circuit board not of the utility model guide system emitter and receiving system;
Figure 11 is unkitted the structural representation of circuit board for the top shell of the utility model guide system emitter and receiving system.
Embodiment
Below in conjunction with accompanying drawing the utility model is described in detail.
A kind of guide system comprises a sender unit and a plurality of signal receiving device, and the signal of a sender unit emission can have many signal receiving devices to receive high-frequency audio signal synchronously.So just accomplish that an interpreter explains orally, all carry visitor or client's uppick synchronously of signal receiving device.
As shown in Figure 1, sender unit comprises keyboard circuit, single-chip microcomputer, booster circuit, display driver circuit, audio frequency processing circuit, display screen and 2.4G transmitter module, and keyboard circuit, first booster circuit, second booster circuit, display driver circuit, audio frequency processing circuit and 2.4G transmitter module are connected with single-chip microcomputer respectively; 2.4G transmitter module, audio frequency processing circuit and display driver circuit are connected with second booster circuit respectively; Display screen is connected with display driver circuit.
Keyboard circuit is provided with power supply software switch machine push-button switch SW1, channel switching push button switch SW 2, quiet and source of sound diverter switch SW3, with receiving system to code switch AN1.First booster circuit is specially for single-chip microcomputer provides operating voltage, and after battery was connected, single-chip microcomputer was in holding state before this, second booster circuit is in closed condition, trigger SW1 by the POWER button of pressing shell, start single-chip microcomputer, open second booster circuit.Second booster circuit provides burning voltage for 2.4G transmitter module, audio frequency processing circuit, display driver circuit specially.Charging circuit is outer circuits, can be battery charger etc., certainly, also can be built in audio signal emitter or the audio signal receiving system.Single-chip microcomputer is mainly handled the various operating values from keyboard circuit, deliver to display driver circuit then, show by LCD display, simultaneously result is delivered to 2.4G transmitter module, booster circuit, realize the software switch machine, sign indicating number, switching channels, switching sound source, quiet function.The signal receiving device principle is similar.
As Fig. 3, Fig. 4 and shown in Figure 5, the circuit chip U2 of first booster circuit is BL8530-331RM.The circuit chip U3 of second booster circuit is MAX1797, realizes opening and closing of power supply by K1; Electric capacity EC2 is set in circuit the power supply that battery provides is carried out filtering, guaranteeing provides stable operating voltage for each load.Button SW1, SW2 in the keyboard circuit, SW3 are connected with single chip circuit chip U1 with the AN1 circuit, handle various control signals.U1 is 89C2051; EC1, R2 form reset circuit; C12, C13, Y1 form the oscillating circuit of single-chip microcomputer; Be connected to 2.4G transmitter module A1 by HRST, CS, SK, DO, DI line, A1 is 2.4GTX; By/CS ,/WR, DATA line be connected with display driver circuit; Be connected to audio frequency processing circuit by the P3.7 line among the U1.2.4GTX modules A 1 interface is connected to single-chip microcomputer U1 by HRST, CS, SK, DO, DI line; Be connected to audio frequency processing circuit by DATAR, DATAL line; Audio frequency processing circuit comprises audio frequency processing circuit chip U4 and MIC amplifying circuit, and U4 is MAC14053BD.In audio frequency processing circuit, Audio Processing chip U4 mixes control signal and audio signal, be connected with 2.4G transmitter module A1 by DATAR, DATAL line, LINE (circuit) signal is sent into Audio Processing chip U4 by R12, R13, MIC (microphone) signal is sent into U4 by the MICOUT line, control signal is sent into U4 by the MDATA line, and single-chip microcomputer U1 realizes the switching of LINE and MIC by P3.7 line traffic control U4; The MIC amplifying circuit amplifies the small audio signal from microphone.U5 is HT1621B, by/CS ,/WR, DATA line receive the signal that single-chip microcomputer U1 sends here, handle the back and sends into the LCD screen by SEG0～9, COM1～4.
As shown in Figure 2, signal receiving device comprises keyboard circuit, single-chip microcomputer, booster circuit, display driver circuit, audio frequency processing circuit, display screen and 2.4G receiver module; Keyboard circuit, first booster circuit, second booster circuit, display driver circuit, audio frequency processing circuit and 2.4G receive and penetrate module and is connected with single-chip microcomputer respectively, the 2.4G reception penetrate module, audio frequency processing circuit and display driver circuit respectively with second booster circuit; Display driver circuit is connected with display screen.Wherein, keyboard circuit is provided with power supply software switch machine push-button switch SW1, reduces volume button switch SW 2, increases volume button switch SW 3, with audio emitting device to code switch AN1.
As Fig. 6, Fig. 7, Fig. 8 and shown in Figure 9, the circuit chip U2 of first booster circuit is BL8530-331RM.The circuit chip U3 of second booster circuit is MAX1797, realizes opening and closing of power supply by K1; Electric capacity EC2 is set in circuit the power supply that battery provides is carried out filtering, guaranteeing provides stable operating voltage for each load.Button SW1, SW2 in the keyboard circuit, SW3 are connected with single-chip microcomputer U1 with the AN1 circuit, handle various control signals.U1 is 89C2051; EC1, R2 form reset circuit; C9, C10, Y1 form the oscillating circuit of single-chip microcomputer; Be connected to 2.4G receiver module A1 by HRST, CS, SK, DO, DI line, A1 is 2.4GRX; By/CS ,/WR, DATA line be connected with display driver circuit; Be connected to audio frequency processing circuit by P3.7, MUTECTRL line.2.4GRX interface A1 is connected to single-chip microcomputer U1 by HRST, CS, SK, DO, DI line; Be connected to audio frequency processing circuit U4 by DATAR, DATAL line; U4 is MC14053BD.U4 separation control signal and audio signal, control signal is sent into single-chip microcomputer U1 by the MDATA line, and audio signal is sent into by capacitor C 6, C7 and is sent into earphone by electric capacity EC5, EC6 after U6 amplifies.Circuit chip U6 is BH3544.U5 is HT1621B, by/CS ,/WR, DATA line receive the signal that single-chip microcomputer U1 sends here, handle the back and sends into the LCD screen by SEG0～9, COM1～4.
The above circuit of the utility model all is arranged on the housings as Figure 11 and Figure 12, and shell on the back 1 is provided with battery case 2, so that lay battery.On top box 3, be provided with shell fragment button 4 and LCD display 5, make operation intuitively visual.All antennas 6 of native system all are made as built-in, have saved usage space, and practicality is carried more convenient.
The utility model guide system adopts the visual demonstration of LCD by the reception of keyboard button control audio signal, and is simple to operate clear; Adopt the high-frequency signal of 2.4G to control and transmit, significantly reduced the interference of signal, do not have distortion and improved security performance after the audio signal reduction, and simple in structure, and volume is tiny, is easy to carry.
Claims (7)
1. guide system, comprise a sender unit and a plurality of signal receiving device, it is characterized in that: described sender unit comprises keyboard circuit, single-chip microcomputer, booster circuit, display driver circuit, audio frequency processing circuit, display screen and 2.4G transmitter module, keyboard circuit, first booster circuit, second booster circuit, display driver circuit, audio frequency processing circuit and 2.4G transmitter module are connected with single-chip microcomputer respectively, 2.4G transmitter module, audio frequency processing circuit and display driver circuit respectively with second booster circuit, display driver circuit is connected with display screen; Described signal receiving device comprises keyboard circuit, single-chip microcomputer, booster circuit, display driver circuit, audio frequency processing circuit, display screen and 2.4G receiver module, keyboard circuit, first booster circuit, second booster circuit, display driver circuit, audio frequency processing circuit and 2.4G reception are penetrated module and are connected with single-chip microcomputer respectively, 2.4G receive penetrate module, audio frequency processing circuit and display driver circuit respectively with second booster circuit, display driver circuit is connected with display screen.
2. guide system as claimed in claim 1 is characterized in that: described second booster circuit is provided with the electric capacity EC2 that carries out filtering.
3. guide system as claimed in claim 2 is characterized in that: described audio frequency processing circuit is provided with capacitor C 6, C7, amplifier circuit for sound frequency signal chip U6, and electric capacity EC5, EC6.
4. guide system as claimed in claim 2 is characterized in that: be connected with MIC input interface and LINE input interface on the audio frequency processing circuit of described sender unit.
5. guide system as claimed in claim 3 is characterized in that: the earphone interface that is connected with audio frequency output on the audio frequency processing circuit of described signal receiving device.
6. as claim 4 or 5 described guide systems, it is characterized in that: described sender unit and signal receiving device transmitting antenna are built-in.
7. guide system as claimed in claim 6 is characterized in that: described display screen is a LCD display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200661842U CN201008150Y (en) | 2006-10-23 | 2006-10-23 | Guide browsing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200661842U CN201008150Y (en) | 2006-10-23 | 2006-10-23 | Guide browsing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201008150Y true CN201008150Y (en) | 2008-01-16 |
Family
ID=39004099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006200661842U Expired - Fee Related CN201008150Y (en) | 2006-10-23 | 2006-10-23 | Guide browsing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201008150Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102644792A (en) * | 2012-03-31 | 2012-08-22 | 北京农业智能装备技术研究中心 | Wireless irrigation electromagnetic valve control system and control method thereof |
-
2006
- 2006-10-23 CN CNU2006200661842U patent/CN201008150Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102644792A (en) * | 2012-03-31 | 2012-08-22 | 北京农业智能装备技术研究中心 | Wireless irrigation electromagnetic valve control system and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: CO-PATENTEE TO: CAI LI YANG XUELIANG ^ |
|
| CU01 | Correction of utility model patent |
Correction item: Co-patentee Correct: Cai Li|Yang Xueliang Number: 03 Page: The title page Volume: 24 |
|
| CU03 | Correction of utility model patent gazette |
Correction item: Co-patentee Correct: Cai Li|Yang Xueliang Number: 03 Volume: 24 |
|
| ERR | Gazette correction |
Free format text: CORRECT: CO-PATENTEE; FROM: NONE ^ TO: CAI LI YANG XUELIANG ^ |
|
| ASS | Succession or assignment of patent right |
Free format text: FORMER OWNER: CAI LI YANG XUELIANG Owner name: HONEYWELL TENGGAO ELECTRONIC SYSTEMS (GUANGZHOU) C Free format text: FORMER OWNER: ZHANG YUJIANG Effective date: 20101103 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 511400 615, TECHNOLOGY INNOVATION BUILDING, TIAN AN SCIENCE AND TECHNOLOGY PARK, NO.730, YINGBIN ROAD, FANYU DISTRICT, GUANGZHOU CITY, GUANGDONG PROVINCE TO: 510530 1/F, BUILDING 3, NO.257, JUNYE ROAD, EAST ZONE OF ECONOMIC AND TECHNOLOGICAL DEVELOPMENT ZONE, GUANGZHOU CITY, THE SECOND FLOOR |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20101103 Address after: 510530 Guangzhou City Economic and Technological Development Zone East Road No. 257 building third first new layers and second layers Patentee after: Honeywell Teng high electronic system (Guangzhou) Co., Ltd. Address before: 511400 science and technology innovation building, Tian An Science Park, No. 730 Yingbin Road, Guangzhou, Guangdong, 615, Panyu District Co-patentee before: Cai Li Patentee before: Zhang Yuhong Co-patentee before: Yang Xueliang |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080116 Termination date: 20101023 |