CN201054185Y - Infrared remote controller with frequency spreading voice receiving - Google Patents
Infrared remote controller with frequency spreading voice receiving Download PDFInfo
- Publication number
- CN201054185Y CN201054185Y CNU2007201120078U CN200720112007U CN201054185Y CN 201054185 Y CN201054185 Y CN 201054185Y CN U2007201120078 U CNU2007201120078 U CN U2007201120078U CN 200720112007 U CN200720112007 U CN 200720112007U CN 201054185 Y CN201054185 Y CN 201054185Y
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- key
- frequency
- unit
- remote controller
- frequency hopping
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Abstract
The utility model relates to an infrared remote controller which can receive a radio signal through frequency hopping, which comprises a casing body. A key, a display device, an earphone interface and an infrared transmitting tube are arranged on the casing body, a circuit board and a power are arranged in the casing body, a control circuit which is arranged on the circuit board comprises a monolithic processor unit and a keyboard unit connected with the monolithic processor unit, a display unit and a wireless audio frequency receiving unit with the frequency scanning function, and the key is provided with a frequency hopping key and a wireless audio frequency receiving control key comprising a volume increase key, a volume decrease key, a reception open-close key, etc. The infrared transmitting tube is connected with the monolithic processor unit, the key is connected with the keyboard unit, and the earphone interface is connected with the wireless audio frequency receiving unit. The utility model can automatically scan to determine a current idle frequency for receiving television sound, the frequency for receiving the television sound is not fixed, thus the interference problem of other spatial electromagnetic waves in an operating environment is solved, and the aural reception effect is ensured. Moreover, the utility model is not limited by distance and region, thus the operation is more convenient.
Description
Technical field
The utility model relates to a kind of telepilot, but relates in particular to a kind of Infrared remote controller of frequency hopping radio reception.
Background technology
The sound accompaniment of televisor output at present except that loudspeaker output, generally also has several forms such as the wired output of earphone, less radio-frequency output, modulation of infrared rays output, is convenient to people and televiews and do not influence other when listening to sound accompaniment in study or the people of rest.The wired way of output of earphone, owing to need to be connected earphone cord between listener and televisor, distance is placed restrictions on, and uses inconvenient; The modulation of infrared rays way of output receives by telepilot, and directivity requires high, uses also inconvenience; The less radio-frequency way of output receives by telepilot, uses more conveniently, but more owing to the space electromagnetic wave signal, the frequency range of listening to that pre-sets is interfered easily, and audibility is affected.
Summary of the invention
The utility model mainly solves present wireless radio reception remote controller receiving frequency and fixes, and is subjected to the electromagnetic interference in other space easily, the affected technical matters of audibility; Provide a kind of frequency of listening to not fix, can avoid the electromagnetic interference in other space easily, but guarantee the Infrared remote controller of the frequency hopping radio reception of audibility.
Above-mentioned technical matters of the present utility model is mainly solved by following technical proposals: the utility model comprises housing, be located at button and infrared transmitting tube on the housing, be located at wiring board, power supply in the housing, wiring board is provided with the control circuit that links to each other with button, infrared transmitting tube, power supply, described control circuit comprises single machine unit and the keyboard unit that links to each other with single machine unit, ANTENN AUDIO receiving element, described button is provided with the frequency hopping key, and described ANTENN AUDIO receiving element is the ANTENN AUDIO receiving element with frequency sweeping function.When listening to, the user finds in the process of sound accompaniment that audibility is bad, when noise occurring, can press the frequency hopping key, through single machine unit, start the ANTENN AUDIO receiving element and carry out quiet spectrum scan, and give single-chip microcomputer with data, determine new idle frequence by single-chip microcomputer according to the data that receive, and these frequency data are sent to televisor by infrared transmitting tube, after televisor received data, by new frequency emission audio signal, telepilot also received audio signal by new frequency, thereby make the uppick of listener's energy not have the television field frame that disturbs clearly, guarantee audibility.
As preferably, also be connected with display unit on the described single machine unit, the display device of display unit is exposed to described housing.Through the processing of single machine unit internal processes, output corresponding driving signal is given display unit, makes the display device of display unit can show various data, as sound accompaniment frequency, volume, television channel or the like.
As preferably, described display device adopts liquid crystal display or light emitting diode.Liquid crystal display is applicable to and shows various data.Light emitting diode be applicable to show sound accompaniment unlatching whether, sound accompaniment receives when opening, light emitting diode is lighted.Intuitive display, easy to use.
As preferably, described housing is provided with earphone interface, and described earphone interface links to each other with described ANTENN AUDIO receiving element.The user inserts the earphone interface of telepilot with earphone, listens to television field frame by earphone, and at this moment other people just can't hear television field frame, makes the people who televiews can infective study or rest.As long as and the user is with telepilot and earphone, no matter the room where can both hear sound accompaniment, be not subjected to placing restrictions on of distance and zone, use convenient.
As preferably, described button also is provided with ANTENN AUDIO and receives operating key, and described ANTENN AUDIO receives operating key and comprises that volume increases key, volume down key, radio reception ON/OFF key.Press " radio reception key point ", begin to listen to television field frame, regulate volume, press " radio reception key " and close telepilot reception audio signal by the sound accompaniment of telepilot uppick by " volume increases key ", " volume down key " by telepilot.Guarantee to use more convenient, also save the battery loss of telepilot.
The beneficial effects of the utility model are: by the frequency sweeping function of frequency hopping key, ANTENN AUDIO receiving element, single machine unit can be chosen an idle frequence that does not have interference easily, make televisor by this frequency emission audio signal, the ANTENN AUDIO receiving element of telepilot receives audio signal by this frequency, solve the electromagnetic interference problem in other space in the environment for use, guaranteed audibility.Simultaneously, the user no matter the room where can both hear sound accompaniment by telepilot, be not subjected to distance and the zone place restrictions on, use convenient.
Description of drawings
Fig. 1 is that a kind of circuit of the present utility model connects block diagram.
Fig. 2 is a kind of Facad structure synoptic diagram of the present utility model.
Fig. 3 is another Facad structure synoptic diagram of the present utility model.
1. single machine unit among the figure, 2. keyboard unit, 3. ANTENN AUDIO receiving element, 5. display unit, 5-1. liquid crystal display, 5-2. light emitting diode, 6. housing, 7. button, 7-1. frequency hopping key, 7-2. volume increases key, 7-3. the volume down key, 7-4. radio reception ON/OFF key, 8. infrared transmitting tube, 9. earphone interface, 10. power supply.
Embodiment
Below by embodiment, and in conjunction with the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment 1: but the Infrared remote controller of the frequency hopping radio reception of present embodiment, as shown in Figure 1, button 7, liquid crystal display 5-1 are exposed to the front of telepilot housing 6, the left side of housing 6 has an aperture, earphone interface 9 is flush-mounted in it, the top of housing 6 also has an aperture, and infrared transmitting tube 8 is installed in it.Wiring board, power supply 10 are installed in the housing 6, and power supply 10 adopts two joint dry cells.Be welded with control circuit on the wiring board, as shown in Figure 2, control circuit comprises single machine unit 1 and the keyboard unit 2 that links to each other with single machine unit 1, the ANTENN AUDIO receiving element 3 with frequency sweeping function, display unit 5, infrared transmitting tube 8 links to each other with single machine unit 1, button 7 links to each other with keyboard unit 2, earphone interface 9 links to each other with ANTENN AUDIO receiving element 3, and liquid crystal display 5-1 is the display device in the display unit 5.Button 7 is except the button that the common TV telepilot is used always, also have a frequency hopping key 7-1 and four ANTENN AUDIO to receive operating key, they are radio reception ON/OFF key 7-4 that "+" volume increases key 7-2, "-" volume down key 7-3 and is made up of " ON " and " OFF ".
The utility model need with the supporting use of televisor that supporting sound accompaniment wireless transmitting system is housed.The user controls televisor by telepilot, when needs are listened to television field frame by earphone, by " ON " key, single machine unit sends to televisor with current definite idle frequence by infrared transmitting tube, liquid crystal display shows the frequency and the on off state of current selection, after televisor receives signal, presses the frequency emission audio signal that telepilot is selected, telepilot receives audio signal by the frequency of selecting, and exports by earphone interface.The user can pass through "+" during this time, "-" key is regulated the volume that telepilot is play.Listen in the process if noise occurs, the discovery signal is disturbed, by the frequency hopping key, start the frequency sweeping function of ANTENN AUDIO receiving element, carrying out quiet frequency spectrum scans fast, and give single-chip microcomputer with data, determine new idle frequence by single-chip microcomputer according to the data that receive, and these frequency data are sent to televisor by infrared transmitting tube, after televisor receives signal, press the new frequency emission audio signal of selecting of telepilot, telepilot receives audio signal by the new frequency of selecting, and exports by earphone interface.Need close when listening to, by " OFF " key, close the signal of listening to and also send to televisor through infrared transmitting tube, televisor is closed emission coefficient after receiving signal.
Embodiment 2: but the Infrared remote controller of the frequency hopping radio reception of present embodiment, and as shown in Figure 3, radio reception ON/OFF key 7-4 adopts " ON/OFF " button, clicks to opening, and clicks to closing again.The display device of display unit 5 adopts a light emitting diode 5-2, and light emitting diode 5-2 is exposed to housing 6 fronts, is used to refer to the duty of ANTENN AUDIO receiving element.Click " ON/OFF " key, begin to receive the television audio signal, light emitting diode is bright; Click " ON/OFF " key again, stop to receive the television audio signal, light emitting diode goes out.Remaining is with embodiment 1.
The utility model energy autoscan is determined the idle frequence of current reception television field frame, and the frequency that receives television field frame is fixing, has solved the electromagnetic interference problem in other space in the environment for use, guarantees audibility.Simultaneously, the user no matter the room where can both not be subjected to placing restrictions on of distance and zone by being inserted into the earphone uppick sound accompaniment on the telepilot, use convenient.
Claims (5)
1. but the Infrared remote controller of a frequency hopping radio reception, comprise housing (6), be located at button (7) and infrared transmitting tube (8) on the housing (6), be located at the wiring board in the housing (6), power supply (10), wiring board is provided with and button (7), infrared transmitting tube (8), the control circuit that power supply (10) links to each other, described control circuit comprises single machine unit (1) and the keyboard unit (2) that links to each other with single machine unit (1), ANTENN AUDIO receiving element (3), it is characterized in that described button (7) is provided with frequency hopping key (7-1), the ANTENN AUDIO receiving element (3) of described ANTENN AUDIO receiving element (3) for having the frequency sweeping function.
2. but the Infrared remote controller of frequency hopping radio reception according to claim 1 is characterized in that also being connected with display unit (5) on the described single machine unit (1), and the display device of display unit (5) is exposed to described housing.
3. but the Infrared remote controller of frequency hopping radio reception according to claim 2 is characterized in that described display device adopts liquid crystal display (5-1) or light emitting diode (5-2).
4. but the Infrared remote controller of frequency hopping radio reception according to claim 1 and 2 is characterized in that described housing (6) is provided with earphone interface (9), and described earphone interface (9) links to each other with described ANTENN AUDIO receiving element (3).
5. but the Infrared remote controller of frequency hopping radio reception according to claim 1 and 2, it is characterized in that described button (7) also is provided with ANTENN AUDIO and receives operating key, described ANTENN AUDIO receives operating key and comprises that volume increases key (7-2), volume down key (7-3), radio reception ON/OFF key (7-4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201120078U CN201054185Y (en) | 2007-07-17 | 2007-07-17 | Infrared remote controller with frequency spreading voice receiving |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201120078U CN201054185Y (en) | 2007-07-17 | 2007-07-17 | Infrared remote controller with frequency spreading voice receiving |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201054185Y true CN201054185Y (en) | 2008-04-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201120078U Expired - Fee Related CN201054185Y (en) | 2007-07-17 | 2007-07-17 | Infrared remote controller with frequency spreading voice receiving |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201054185Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105127623A (en) * | 2015-08-26 | 2015-12-09 | 长治市永华机械有限公司 | Automatic welding remote control unit |
| CN115173890A (en) * | 2022-06-30 | 2022-10-11 | 珠海一微半导体股份有限公司 | Multi-robot recharging control method, system and chip |
-
2007
- 2007-07-17 CN CNU2007201120078U patent/CN201054185Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105127623A (en) * | 2015-08-26 | 2015-12-09 | 长治市永华机械有限公司 | Automatic welding remote control unit |
| CN115173890A (en) * | 2022-06-30 | 2022-10-11 | 珠海一微半导体股份有限公司 | Multi-robot recharging control method, system and chip |
| CN115173890B (en) * | 2022-06-30 | 2024-02-20 | 珠海一微半导体股份有限公司 | Recharging control method, recharging control system and recharging control chip for multiple robots |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080430 Termination date: 20100717 |