CN103338049A - Portable-type digital broadcast receiver - Google Patents
Portable-type digital broadcast receiver Download PDFInfo
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- CN103338049A CN103338049A CN 201310307975 CN201310307975A CN103338049A CN 103338049 A CN103338049 A CN 103338049A CN 201310307975 CN201310307975 CN 201310307975 CN 201310307975 A CN201310307975 A CN 201310307975A CN 103338049 A CN103338049 A CN 103338049A
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- key
- circuit board
- broadcast receiver
- display screen
- portable
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Abstract
The invention relates to a portable-type digital broadcast receiver. The existing radio is single in function and design. The portable-type digital broadcast receiver consists of a shell, a circuit board, a backlight board, a display screen assembly, a loudspeaker assembly, a keystroke group, a decoration sheet group, a power supply part and an antenna, wherein the circuit board and the backlight board are embedded in the shell, the circuit board comprises a main PCB (printed circuit board) and a keystroke PCB, the shell is divided into a surface cover and a rear cover, the surface cover is provided with the keystroke group, the display screen assembly, the loudspeaker assembly and the decoration sheet group, and the rear cover is provided with a power supply part and an antenna; the circuit is as follows: an external power supply is connected with a three-end voltage stabilizing IC (integrated circuit) in parallel to power the DAB (digital audio broadcasting) module; the keystroke board is connected with the DAB module in series; the input end of the DAB module is connected with the antenna; and the output end of the DAB module is respectively connected with an LCD (liquid crystal display) display screen, a power amplifier IC and a loudspeaker. The portable-type digital broadcast receiver integrates the functions such as time, alarm clock and snooze function, different languages can be selected, channels can be automatically searched and stored, and the portable-type digital broadcast receiver is practical, convenient to carry, humanized and favorable for being popularized.
Description
Technical field
The present invention relates to the digital electronic goods field, be specifically related to a kind of portable digital broadcasting broadcast receiver.
Background technology
At present, the digital electronic goods technical development is rapid, and people's logarithmic code electronic product requires more and more higher, existing broadcast receiver, and function singleness, design is dull, can not satisfy the growing multiple demand of people.
Summary of the invention
The objective of the invention is to the deficiency at the said goods, a kind of digital broadcasting broadcast receiver that integrates clock, radio reception, alarm clock, snooze is provided, external power supply, tool demonstration backlight can be selected different language, can also automatic channel search and deposit platform automatically, antijamming capability is strong, high tone quality, and volume is little, easy to carry, be beneficial to popularization.
The present invention is by housing, circuit board, backlight, display screen component, horn assembly, key groups, the cosmetic sheet group, power unit and antenna constitute, housing internal circuit board and backlight, circuit board comprises main PCB plate and button pcb board, housing is divided into cover and bonnet two parts, cover is provided with key groups, display screen component, horn assembly and cosmetic sheet group, key groups comprises the sleep key, preset key, mode key, quarter-bell arranges key, before select key, repeat key, after select key, volume+key, power key, the information key, Menu key, search key and volume-key, display screen component comprises LCD display device and LCD support, and horn assembly comprises loudspeaker and speaker net; After be covered with power unit and antenna, power unit comprises battery case and the battery push button of external power supply DC jack, built-in dry cell.
Circuit of the present invention is: external power supply is connected with three-terminal voltage-stabilizing IC the DAB module is powered; Keypad is connected with the DAB module; DAB module input connects antenna; DAB module output connects LCD display, power discharging IC and loudspeaker respectively.
During use, according to the different location different time or language are set, setting alarm clock, greedy sleeping the time, to setting-up time point, alarm clock jingle bell, broadcast program is play automatically, select DAB or FM broadcast listening program, can search platform, channel selection as required, deposit platform, be particularly suitable for travelling at home.
The invention has the advantages that diverse in function, practicality, simple, have hommization, be beneficial to popularization.
Description of drawings
Fig. 1 is overall structure schematic diagram of the present invention;
Fig. 2 is structure schematic diagram of the present invention;
Fig. 3 is each parts decomposing state structural representation of the present invention;
Fig. 4 is circuit theory side of the present invention schematic diagram.
1 is cover among the figure, the 2nd, and loudspeaker, the 3rd, bonnet, the 4th, dry cell, the 5th, antenna, the 6th, battery push button, the 7th, main PCB plate, the 8th, button pcb board, the 9th, LCD support, the 10th, backlight, the 11st, LCD display device, the 12nd, cosmetic sheet group, the 13rd, speaker net, the 14th, DC jack, the 15th, sleep key, the 16th, preset key, the 17th, mode key, the 18th, quarter-bell arranges key, the 19th, before select key, the 20th, repeat key, the 21st, after select key, the 22nd, volume+key, the 23rd, power key, the 24th, information key, the 25th, Menu key, the 26th, search key, the 27th, volume-key.
Embodiment
The present invention is described in further details with most preferred embodiment below in conjunction with accompanying drawing:
The present invention is by housing, circuit board, backlight (10), display screen component, horn assembly, key groups, cosmetic sheet group (12), power unit and antenna (5) constitute, housing internal circuit board and backlight (10), circuit board comprises main PCB plate (7) and button pcb board (8), housing is divided into cover (1) and bonnet (3) two parts, cover (1) is provided with key groups, display screen component, horn assembly and cosmetic sheet group (12), key groups comprises sleep key (15), preset key (16), mode key (17), quarter-bell arranges key (18), before select key (19), repeat key (20), after select key (21), volume+key (22), power key (23), information key (24), Menu key (25), search key (26) and volume-key (27), display screen component comprises LCD display device (11) and LCD support (9), and horn assembly comprises loudspeaker (2) and speaker net (13); Bonnet (3) is provided with power unit and antenna (5), and power unit comprises battery case and the battery push button (6) of external power supply DC jack (14), built-in dry cell (4).
Circuit of the present invention is: external power supply is connected with three-terminal voltage-stabilizing IC the DAB module is powered; Keypad is connected with the DAB module; DAB module input connects antenna; DAB module output connects LCD display, power discharging IC and loudspeaker respectively.
During use, according to the different location different time or language are set, setting alarm clock, greedy sleeping the time, to setting-up time point, alarm clock jingle bell, broadcast program is play automatically, select DAB or FM broadcast listening program, can search platform, channel selection as required, deposit platform, be particularly suitable for travelling at home.
Claims (1)
1. portable digital broadcasting broadcast receiver, it is characterized in that it is by housing, circuit board, backlight (10), display screen component, horn assembly, key groups, cosmetic sheet group (12), power unit and antenna (5) constitute, housing internal circuit board and backlight (10), circuit board comprises main PCB plate (7) and button pcb board (8), housing is divided into cover (1) and bonnet (3) two parts, cover (1) is provided with key groups, display screen component, horn assembly and cosmetic sheet group (12), key groups comprises sleep key (15), preset key (16), mode key (17), quarter-bell arranges key (18), before select key (19), repeat key (20), after select key (21), volume+key (22), power key (23), information key (24), Menu key (25), search key (26) and volume-key (27), display screen component comprises LCD display device (11) and LCD support (9), and horn assembly comprises loudspeaker (2) and speaker net (13); Bonnet (3) is provided with power unit and antenna (5), and power unit comprises battery case and the battery push button (6) of external power supply DC jack (14), built-in dry cell (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201310307975 CN103338049A (en) | 2013-07-22 | 2013-07-22 | Portable-type digital broadcast receiver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201310307975 CN103338049A (en) | 2013-07-22 | 2013-07-22 | Portable-type digital broadcast receiver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103338049A true CN103338049A (en) | 2013-10-02 |
Family
ID=49246161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201310307975 Pending CN103338049A (en) | 2013-07-22 | 2013-07-22 | Portable-type digital broadcast receiver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103338049A (en) |
-
2013
- 2013-07-22 CN CN 201310307975 patent/CN103338049A/en active Pending
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20131002 |