CN201174742Y - Portable multimedia recording and playing device - Google Patents
Portable multimedia recording and playing device Download PDFInfo
- Publication number
- CN201174742Y CN201174742Y CNU2008200337547U CN200820033754U CN201174742Y CN 201174742 Y CN201174742 Y CN 201174742Y CN U2008200337547 U CNU2008200337547 U CN U2008200337547U CN 200820033754 U CN200820033754 U CN 200820033754U CN 201174742 Y CN201174742 Y CN 201174742Y
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- control unit
- recorded broadcast
- broadcast control
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Abstract
The utility model relates to a portable multimedia recoding and playing device, comprising a recording and playing control unit, an LCD, a video coding unit, a data storing unit, an audio input circuit, a loudspeaker, a power amplifier, and a power supply circuit used for supplying power. When the device works, the video coding unit performs the video coding on the received external standard analog video signal, and the obtained video coding data is sent to the recording and playing control unit which performs the data conversion on the video coding data in order to obtain common video data such as avi and store the data into the data storing unit; the external standard audio signal is sent to the recording and playing control unit through the audio input circuit, and the recording and playing control unit processes the standard audio signal and stores into the data storing unit. The portable multimedia recoding and playing device can directly record the video signal and is convenient to perform the read-write operation.
Description
Technical field
The utility model relates to a kind of portable multimedia recording/displaying device.
Background technology
Chinese patent literature notification number CN1492292 discloses a kind of broadcast of video/audio image compressed software and wrist-watch of digital recording function supported.It comprises MP4 video/audio image playing device and wrist-watch device two parts, it is characterized in that MP4 video/audio image playing device is installed in the watch case.
Above-mentioned the deficiencies in the prior art part is: can only download multi-medium datas such as corresponding video and audio frequency from computer, can not carry out direct recording to the standard analog vision signal, function singleness.In addition, multimedia players such as existing MP4, often can only be as the USB slave unit, promptly have only by other USB main equipments (for example computer etc.) and could realize read-write operation himself, and can not carry out read-write operation to other USB slave units (for example flash disk etc.), limitation in this use is often made troubles to the user.
The utility model content
Technical problem to be solved in the utility model provides a kind of energy direct recording standard analog vision signal and is convenient to the portable multimedia recorded broadcast device of read-write operation.
For solving the problems of the technologies described above, the utility model provides a kind of portable multimedia recording/displaying device, comprising: recorded broadcast control unit, the LCD (LCDs) that links to each other with the video output terminals of recorded broadcast control unit, the video encoding unit that is used to receive the external perimysium reference analog video signal, the data storage cell that links to each other with the data terminal of recorded broadcast control unit, the audio frequency input circuit that links to each other with the audio signal input end of recorded broadcast control unit, the loudspeaker that link to each other with the audio signal output end of recorded broadcast control unit and power amplifier and the power circuit that is used to power; The video data encoder input of the video data encoder output termination recorded broadcast control unit of video encoding unit.
In the technique scheme, also comprise: the keyboard that links to each other with the Keyboard Control input of described recorded broadcast control unit, the USB slave unit interface that links to each other with the USB slave unit data terminal of described recorded broadcast control unit, the USB host device interface that links to each other with the USB main equipment data terminal of described recorded broadcast control unit, the TV modulating unit that links to each other with the TV signal modulation control output end of described recorded broadcast control unit, the earphone interface that links to each other with the audio signal output end of described recorded broadcast control unit, with the microphone signal input termination microphone of described recorded broadcast control unit and the SDRAM (synchronous dynamic random access memory) that links to each other with the internal storage data end of described recorded broadcast control unit.
Described power circuit comprises: rechargeable battery, charging circuit, Power Management Unit and mains switch; The power input of charging circuit links to each other with USB slave unit interface, the power end of the charging output termination rechargeable battery of charging circuit, the charging control output end of Power Management Unit connects the charging control input end of charging circuit, the switch control input end of the output termination Power Management Unit of mains switch, the quiet reseting controling end of recorded broadcast control unit connects the quiet reseting controling end of Power Management Unit.
Described audio frequency input circuit comprises: the audio selected switch, FM FM receiver and the sound channel input circuit that link to each other with the audio signal input end of recorded broadcast control unit; The first input end of the output termination audio selected switch of FM FM receiver, second input of the output termination audio selected switch of sound channel input circuit.
The utlity model has positive effect: during (1) portable multimedia recorded broadcast of the present utility model device busy, video encoding unit carries out video coding to the external perimysium reference analog video signal that receives, then the video data encoder of gained is delivered to the recorded broadcast control unit, the recorded broadcast control unit carries out data transaction to this video data encoder, to obtain video data commonly used such as avi, wmv, rmvb and to deposit data storage cell in; The external perimysium reference audio signal is sent into the recorded broadcast control unit through the audio frequency input circuit, and the recorded broadcast control unit deposits data storage cell in after to this standard audio signal processing; Video and voice data in end user's may command recorded broadcast control unit reading of data memory cell, and, play corresponding audio frequency by loudspeaker by the LCD displaying video, realize the function of multimedia recorded broadcast.(2) in the utility model, USB slave unit interface is used for linking to each other with USB main equipment (comprising computer etc.), to read and write data to data storage cell; The USB host device interface of portable multimedia recorded broadcast device of the present utility model is used for linking to each other with USB slave unit (comprising flash disk etc.), and with the data in the read-write USB slave unit, this has brought facility for user's use.(3) in the utility model, the TV modulating unit is used for linking to each other with cable television line, be converted to standard analog vision signal and standard audio signal with radiofrequency signal, and deliver to video encoding unit and audio frequency input circuit respectively, finally realize recording of TV programme cable TV network.
Description of drawings
Fig. 1 is the circuit block diagram of portable multimedia recorded broadcast device of the present utility model.
Embodiment
(embodiment 1)
See Fig. 1, the portable multimedia recorded broadcast device of present embodiment comprises: recorded broadcast control unit 1, the LCD 2 that links to each other with the video output terminals of recorded broadcast control unit 1, be used to receive the video encoding unit 4 of external perimysium reference analog video signal, the data storage cell 5 that links to each other with the data terminal of recorded broadcast control unit 1, the audio frequency input circuit that links to each other with the audio signal input end of recorded broadcast control unit 1, the loudspeaker and the power amplifier 16 that link to each other with the audio signal output end of recorded broadcast control unit 1, be used for power circuit to above-mentioned each circuit supply, the keyboard 3 that links to each other with the Keyboard Control input of described recorded broadcast control unit 1, the USB slave unit interface 6 that links to each other with the USB slave unit data terminal of described recorded broadcast control unit 1, the USB host device interface 8 that links to each other with the USB main equipment data terminal of described recorded broadcast control unit 1, the TV modulating unit 7 that links to each other with the TV signal modulation control output end of described recorded broadcast control unit 1, the earphone interface 14 that links to each other with the audio signal output end of described recorded broadcast control unit 1, microphone signal input termination microphone 15 with described recorded broadcast control unit 1, SD card (Secure DigitalMemory Card) interface with described recorded broadcast control unit 1, and the SDRAM13 that links to each other with the internal storage data end of described recorded broadcast control unit 1.The video data encoder input of the video data encoder output termination recorded broadcast control unit 1 of video encoding unit 4; TV modulating unit 7 is used for linking to each other with cable television line, and to receive the wire radio TV signal, the VT of TV modulating unit 7 connects the video signal input terminal of video encoding unit 4, and the audio signal output end of TV modulating unit 7 connects the audio frequency input circuit.
Described power circuit comprises: rechargeable battery 9, charging circuit 10, Power Management Unit 11 and mains switch 12; The power input of charging circuit 10 links to each other with USB slave unit interface 6, the power end of the charging output termination rechargeable battery 9 of charging circuit 10, the charging control output end of Power Management Unit 11 connects the charging control input end of charging circuit 10, the switch control input end of the output termination Power Management Unit 11 of mains switch 12, the quiet reseting controling end of recorded broadcast control unit 1 connects the quiet reseting controling end of Power Management Unit 11.
Rechargeable battery 9 is charged through charging circuit 10 controls by Power Management Unit 11.The exportable mute signal of quiet reseting controling end of recorded broadcast control unit 1 is to the quiet reseting controling end that connects Power Management Unit 11, thereby Power Management Unit 11 is stopped to loudspeaker and power amplifier 16 power supplies.The exportable reset signal of quiet reseting controling end of Broadcast Control system unit 1 is to the quiet reseting controling end that connects Power Management Unit 11, thereby Power Management Unit 11 is resetted.
Described audio frequency input circuit comprises: the audio selected switch 17, FM FM receiver 18 and the sound channel input circuit 19 that link to each other with the audio signal input end of recorded broadcast control unit 1; The first input end of the output termination audio selected switch 17 of FM FM receiver 18, second input of the output termination audio selected switch 17 of sound channel input circuit 19, the audio signal output end of described TV modulating unit 7 connects the 3rd input of audio selected switch 17.
Claims (9)
1, a kind of portable multimedia recording/displaying device is characterized in that: comprising: recorded broadcast control unit (1), the LCD (2) that links to each other with the video output terminals of recorded broadcast control unit (1), the video encoding unit (4) that is used to receive the external perimysium reference analog video signal, the data storage cell (5) that links to each other with the data terminal of recorded broadcast control unit (1), the audio frequency input circuit that links to each other with the audio signal input end of recorded broadcast control unit (1), the loudspeaker that link to each other with the audio signal output end of recorded broadcast control unit (1) and power amplifier (16) and the power circuit that is used to power; The video data encoder input of the video data encoder output termination recorded broadcast control unit (1) of video encoding unit (4).
2, a kind of portable multimedia recording/displaying device according to claim 1 is characterized in that: also comprise the keyboard (3) that links to each other with the Keyboard Control input of described recorded broadcast control unit (1).
3, a kind of portable multimedia recording/displaying device according to claim 1 and 2 is characterized in that: also comprise the USB slave unit interface (6) that links to each other with the USB slave unit data terminal of described recorded broadcast control unit (1).
4, a kind of portable multimedia recording/displaying device according to claim 3 is characterized in that: also comprise the USB host device interface (8) that links to each other with the USB main equipment data terminal of described recorded broadcast control unit (1).
5, a kind of portable multimedia recording/displaying device according to claim 4, it is characterized in that: also comprise the TV modulating unit (7) that links to each other with the TV signal modulation control output end of described recorded broadcast control unit (1), the VT of TV modulating unit (7) connects the video signal input terminal of video encoding unit (4).
6, a kind of portable multimedia recording/displaying device according to claim 4 is characterized in that: also comprise the earphone interface (14) that links to each other with the audio signal output end of described recorded broadcast control unit (1), with the microphone signal input termination microphone (15) of described recorded broadcast control unit (1).
7, a kind of portable multimedia recording/displaying device according to claim 4, it is characterized in that: described power circuit comprises: rechargeable battery (9), charging circuit (10), Power Management Unit (11) and mains switch (12); The power input of charging circuit (10) links to each other with USB slave unit interface (6), the power end of the charging output termination rechargeable battery (9) of charging circuit (10), the charging control output end of Power Management Unit (11) connects the charging control input end of charging circuit (10), the switch control input end of the output termination Power Management Unit (11) of mains switch (12), the quiet reseting controling end of recorded broadcast control unit (1) connects the quiet reseting controling end of Power Management Unit (11).
8, a kind of portable multimedia recording/displaying device according to claim 4, it is characterized in that: described audio frequency input circuit comprises: the audio selected switch (17), FM FM receiver (18) and the sound channel input circuit (19) that link to each other with the audio signal input end of recorded broadcast control unit (1); The first input end of the output termination audio selected switch (17) of FM FM receiver (18), second input of the output termination audio selected switch (17) of sound channel input circuit (19).
9, a kind of portable multimedia recording/displaying device according to claim 4 is characterized in that: also comprise the SDRAM (13) that links to each other with the internal storage data end of described recorded broadcast control unit (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200337547U CN201174742Y (en) | 2008-04-03 | 2008-04-03 | Portable multimedia recording and playing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200337547U CN201174742Y (en) | 2008-04-03 | 2008-04-03 | Portable multimedia recording and playing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201174742Y true CN201174742Y (en) | 2008-12-31 |
Family
ID=40201872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200337547U Expired - Lifetime CN201174742Y (en) | 2008-04-03 | 2008-04-03 | Portable multimedia recording and playing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201174742Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102595080A (en) * | 2012-03-14 | 2012-07-18 | 冠捷显示科技（厦门）有限公司 | TV system for transmitting wireless audio in multi-process mode |
| CN116782087A (en) * | 2022-03-09 | 2023-09-19 | 广州开得联智能科技有限公司 | Multifunctional recording and broadcasting equipment |
-
2008
- 2008-04-03 CN CNU2008200337547U patent/CN201174742Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102595080A (en) * | 2012-03-14 | 2012-07-18 | 冠捷显示科技（厦门）有限公司 | TV system for transmitting wireless audio in multi-process mode |
| CN102595080B (en) * | 2012-03-14 | 2015-03-04 | 冠捷显示科技（厦门）有限公司 | TV system for transmitting wireless audio in multi-process mode |
| CN116782087A (en) * | 2022-03-09 | 2023-09-19 | 广州开得联智能科技有限公司 | Multifunctional recording and broadcasting equipment |
| CN116782087B (en) * | 2022-03-09 | 2024-05-17 | 广州开得联智能科技有限公司 | Multifunctional recording and broadcasting equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: CHANGZHOU WUJIN WUXIN ASSETS MANAGEMENT CO., LTD. Free format text: FORMER OWNER: XINKE ELECTRONIC CO., LTD. Effective date: 20120815 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 213104 CHANGZHOU, JIANGSU PROVINCE TO: 213159 CHANGZHOU, JIANGSU PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20120815 Address after: 213159 Hutang, Jiangsu, Wujin District, the town of Yan Zheng Road, No. 28, No. Patentee after: Changzhou Wujin Wu Xin Asset Management Co., Ltd. Address before: 213104 Luoyang Town, Wujin District, Jiangsu, Changzhou Patentee before: Xinke Electronic Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20081231 |
|
| CX01 | Expiry of patent term |